author | Claus Gittinger <cg@exept.de> |
Fri, 30 Apr 2010 12:01:39 +0200 | |
changeset 2378 | e41904c1091c |
parent 2345 | d3c1bbb5cddc |
child 2384 | 3854f86e767a |
permissions | -rw-r--r-- |
0 | 1 |
" |
4 | 2 |
COPYRIGHT (c) 1989 by Claus Gittinger |
1727 | 3 |
All Rights Reserved |
0 | 4 |
|
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This software is furnished under a license and may be used |
|
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only in accordance with the terms of that license and with the |
|
7 |
inclusion of the above copyright notice. This software may not |
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8 |
be provided or otherwise made available to, or used by, any |
|
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other person. No title to or ownership of the software is |
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hereby transferred. |
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" |
|
1045 | 12 |
"{ Package: 'stx:libcomp' }" |
13 |
||
0 | 14 |
ParseNode subclass:#MessageNode |
1791 | 15 |
instanceVariableNames:'receiver selector argArray lineNr selectorPosition' |
16 |
classVariableNames:'' |
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17 |
poolDictionaries:'' |
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category:'System-Compiler-Support' |
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0 | 19 |
! |
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09c13380b03b
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diff
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!MessageNode class methodsFor:'documentation'! |
20 | 22 |
|
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copyright |
|
24 |
" |
|
25 |
COPYRIGHT (c) 1989 by Claus Gittinger |
|
1727 | 26 |
All Rights Reserved |
20 | 27 |
|
28 |
This software is furnished under a license and may be used |
|
29 |
only in accordance with the terms of that license and with the |
|
30 |
inclusion of the above copyright notice. This software may not |
|
31 |
be provided or otherwise made available to, or used by, any |
|
32 |
other person. No title to or ownership of the software is |
|
33 |
hereby transferred. |
|
34 |
" |
|
35 |
! |
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36 |
||
37 |
documentation |
|
38 |
" |
|
39 |
node for parse-trees, representing message sends |
|
261 | 40 |
This is a helper class for the compiler. |
263 | 41 |
|
42 |
[author:] |
|
1727 | 43 |
Claus Gittinger |
20 | 44 |
" |
45 |
! ! |
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0 | 46 |
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parents:
349
diff
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|
47 |
!MessageNode class methodsFor:'instance creation'! |
0 | 48 |
|
49 |
receiver:recNode selector:selectorString |
|
50 |
^ (self basicNew) receiver:recNode selector:selectorString args:nil lineno:0 |
|
51 |
! |
|
52 |
||
1266 | 53 |
receiver:recNode selector:selectorString arg1:arg1Node arg2:arg2Node |
54 |
^ self receiver:recNode selector:selectorString arg1:arg1Node arg2:arg2Node fold:nil |
|
55 |
! |
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56 |
||
140 | 57 |
receiver:recNode selector:selectorString arg1:argNode1 arg2:argNode2 fold:folding |
58 |
|result recVal argVal selector| |
|
59 |
||
60 |
" |
|
61 |
This is just a demonstration - of how complex constants can be folded. |
|
62 |
This was inspired by some discussion in c.l.s about enhancing the language - I prefer |
|
63 |
enhancing the compiler .... |
|
64 |
The following optimization will convert '#(...) with:#(...) collect:[...]' into an array constant, |
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more constant folding options
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parents:
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diff
changeset
|
65 |
allowing constant arrays of complex objects. |
140 | 66 |
|
67 |
Notice: this method is normally disabled - its just a demo after all. |
|
68 |
" |
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more constant folding options
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parents:
204
diff
changeset
|
69 |
folding notNil ifTrue:[ |
1397 | 70 |
"/ |
71 |
"/ do constant folding ... |
|
72 |
"/ |
|
73 |
(recNode isConstant and:[argNode1 isConstant]) ifTrue:[ |
|
74 |
"check if we can do it ..." |
|
75 |
selector := selectorString asSymbolIfInterned. |
|
76 |
selector notNil ifTrue:[ |
|
77 |
recVal := recNode evaluate. |
|
78 |
(recVal respondsTo:selector) ifTrue:[ |
|
79 |
" |
|
80 |
we could do much more here - but then, we need a dependency from |
|
81 |
the folded selectors method to the method we generate code for ... |
|
82 |
limit optimizations to those that will never change |
|
83 |
(or - if you change them - you will crash so bad ...) |
|
84 |
" |
|
85 |
argVal := argNode1 evaluate. |
|
86 |
((recVal isMemberOf:Array) and:[argVal isMemberOf:Array]) ifTrue:[ |
|
87 |
folding == #full ifTrue:[ |
|
88 |
(selector == #with:collect:) ifTrue:[ |
|
89 |
(argNode2 isBlock) ifTrue:[ |
|
90 |
SignalSet anySignal handle:[:ex | |
|
1533 | 91 |
^ ParseErrorNode errorString:'error in constant expression (' , ex description , ')' |
1397 | 92 |
] do:[ |
93 |
result := recVal perform:selector with:argVal with:(argNode2 evaluate). |
|
94 |
]. |
|
95 |
^ ConstantNode type:(ConstantNode typeOfConstant:result) value:result |
|
96 |
] |
|
97 |
] |
|
98 |
] |
|
99 |
] |
|
100 |
] |
|
101 |
] |
|
102 |
] |
|
140 | 103 |
]. |
104 |
^ (self basicNew) receiver:recNode selector:selectorString args:(Array with:argNode1 with:argNode2) lineno:0 |
|
570 | 105 |
|
106 |
"Modified: 28.6.1997 / 15:16:01 / cg" |
|
140 | 107 |
! |
108 |
||
0 | 109 |
receiver:recNode selector:selectorString arg:argNode |
212
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parents:
204
diff
changeset
|
110 |
^ self receiver:recNode selector:selectorString arg:argNode fold:nil |
0 | 111 |
! |
112 |
||
113 |
receiver:recNode selector:selectorString arg:argNode fold:folding |
|
212
ff39051e219f
more constant folding options
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parents:
204
diff
changeset
|
114 |
|result recVal argVal selector globalName canFold| |
0 | 115 |
|
20 | 116 |
" |
117 |
The constant folding code can usually not optimize much |
|
639
f3dce3a697f0
inline #perform: messages with constant selector
Claus Gittinger <cg@exept.de>
parents:
627
diff
changeset
|
118 |
- this may change when some kind of constant/macro declaration is added to smalltalk, |
f3dce3a697f0
inline #perform: messages with constant selector
Claus Gittinger <cg@exept.de>
parents:
627
diff
changeset
|
119 |
so that constant classVars can be inlined. |
20 | 120 |
" |
212
ff39051e219f
more constant folding options
Claus Gittinger <cg@exept.de>
parents:
204
diff
changeset
|
121 |
folding notNil ifTrue:[ |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
122 |
selector := selectorString asSymbolIfInterned. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
123 |
selector notNil ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
124 |
|
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
125 |
"/ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
126 |
"/ do constant folding ... |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
127 |
"/ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
128 |
canFold := false. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
129 |
|
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
130 |
(recNode isGlobal and:[argNode isConstant]) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
131 |
globalName := recNode name. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
132 |
recVal := recNode evaluate. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
133 |
|
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
134 |
(globalName = 'SmallInteger') ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
135 |
( #( bitMaskFor: ) includes:selector) |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
136 |
ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
137 |
canFold := true |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
138 |
] |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
139 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
140 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
141 |
|
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
142 |
(recNode isConstant and:[argNode isConstant]) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
143 |
"check if we can do it ..." |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
144 |
recVal := recNode evaluate. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
145 |
" |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
146 |
we could do much more here - but then, we need a dependency from |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
147 |
the folded selectors method to the method we generate code for ... |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
148 |
limit optimizations to those that will never change |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
149 |
(or - if you change them - you will crash so bad ...) |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
150 |
" |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
151 |
argVal := argNode evaluate. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
152 |
(recVal respondsToArithmetic and:[argVal respondsToArithmetic]) ifTrue:[ |
2197 | 153 |
( #( + - * / // \\ min: max: quo: raisedTo:) includes:selector) ifTrue:[ |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
154 |
(#( / // \\ ) includes:selector) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
155 |
argVal = 0 ifTrue:[ |
1533 | 156 |
^ ParseErrorNode errorString:'division by zero in constant expression' |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
157 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
158 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
159 |
canFold := true |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
160 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
161 |
( #( @ ) includes:selector) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
162 |
canFold := (folding == #full) |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
163 |
] |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
164 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
165 |
(recVal isInteger and:[argVal isInteger]) ifTrue:[ |
1017 | 166 |
( #( bitShift: bitOr: bitAnd: ) includes:selector) ifTrue:[ |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
167 |
canFold := true |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
168 |
] |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
169 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
170 |
(recVal isMemberOf:String) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
171 |
(argVal isInteger and:[selector == #at:]) ifTrue:[ |
993
902eec8d132b
oops - folding argument is not always a symbol.
Claus Gittinger <cg@exept.de>
parents:
992
diff
changeset
|
172 |
canFold := folding isSymbol |
902eec8d132b
oops - folding argument is not always a symbol.
Claus Gittinger <cg@exept.de>
parents:
992
diff
changeset
|
173 |
and:[(folding >= #level2) or:[folding == #full]]. |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
174 |
]. |
1093 | 175 |
selector == #',' ifTrue:[ |
176 |
(argVal isMemberOf:String) ifTrue:[ |
|
177 |
canFold := folding isSymbol |
|
178 |
and:[(folding >= #level2) or:[folding == #full]]. |
|
179 |
]. |
|
180 |
(argVal isMemberOf:Character) ifTrue:[ |
|
181 |
canFold := folding isSymbol |
|
182 |
and:[(folding >= #level2) or:[folding == #full]]. |
|
183 |
]. |
|
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
184 |
] |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
185 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
186 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
187 |
|
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
188 |
canFold ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
189 |
(recVal respondsTo:selector) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
190 |
SignalSet anySignal handle:[:ex | |
1533 | 191 |
^ ParseErrorNode errorString:'error in constant expression (' , ex description , ')' |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
192 |
] do:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
193 |
result := recVal perform:selector with:argVal. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
194 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
195 |
^ ConstantNode type:(ConstantNode typeOfConstant:result) value:result |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
196 |
] |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
197 |
] |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
198 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
199 |
|
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
200 |
"/ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
201 |
"/ #perform with a constant selector |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
202 |
"/ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
203 |
(selector == #perform: |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
204 |
and:[argNode isConstant]) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
205 |
argVal := argNode evaluate. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
206 |
argVal isSymbol ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
207 |
^ UnaryNode receiver:recNode selector:argVal fold:folding |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
208 |
] |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
209 |
]. |
0 | 210 |
]. |
212
ff39051e219f
more constant folding options
Claus Gittinger <cg@exept.de>
parents:
204
diff
changeset
|
211 |
|
0 | 212 |
^ (self basicNew) receiver:recNode selector:selectorString args:(Array with:argNode) lineno:0 |
576 | 213 |
|
993
902eec8d132b
oops - folding argument is not always a symbol.
Claus Gittinger <cg@exept.de>
parents:
992
diff
changeset
|
214 |
"Modified: / 16.11.1999 / 21:50:33 / cg" |
0 | 215 |
! |
216 |
||
217 |
receiver:recNode selector:selectorString args:anArray |
|
212
ff39051e219f
more constant folding options
Claus Gittinger <cg@exept.de>
parents:
204
diff
changeset
|
218 |
^ self receiver:recNode selector:selectorString args:anArray fold:nil |
0 | 219 |
! |
220 |
||
221 |
receiver:recNode selector:selectorString args:argArray fold:folding |
|
639
f3dce3a697f0
inline #perform: messages with constant selector
Claus Gittinger <cg@exept.de>
parents:
627
diff
changeset
|
222 |
|numArgs arg1 arg1Val| |
117 | 223 |
|
212
ff39051e219f
more constant folding options
Claus Gittinger <cg@exept.de>
parents:
204
diff
changeset
|
224 |
folding notNil ifTrue:[ |
715
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
225 |
numArgs := argArray size. |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
226 |
numArgs > 0 ifTrue:[ |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
227 |
arg1 := (argArray at:1). |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
228 |
(numArgs == 1) ifTrue:[ |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
229 |
^ self receiver:recNode selector:selectorString arg:arg1 fold:folding |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
230 |
]. |
20 | 231 |
|
715
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
232 |
"/ |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
233 |
"/ #perform:... with a constant selector |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
234 |
"/ |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
235 |
numArgs <= 6 ifTrue:[ |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
236 |
(#(nil |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
237 |
#'perform:with:' |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
238 |
#'perform:with:with:' |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
239 |
#'perform:with:with:with:' |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
240 |
#'perform:with:with:with:with:' |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
241 |
#'perform:with:with:with:with:with:' |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
242 |
#'perform:with:with:with:with:with:with:' |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
243 |
) at:numArgs) = selectorString |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
244 |
ifTrue:[ |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
245 |
arg1 isConstant ifTrue:[ |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
246 |
arg1Val := arg1 evaluate. |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
247 |
arg1Val isSymbol ifTrue:[ |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
248 |
^ MessageNode |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
249 |
receiver:recNode |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
250 |
selector:arg1Val |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
251 |
args:(argArray copyFrom:2) |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
252 |
fold:folding |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
253 |
] |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
254 |
] |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
255 |
] |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
256 |
]. |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
257 |
]. |
639
f3dce3a697f0
inline #perform: messages with constant selector
Claus Gittinger <cg@exept.de>
parents:
627
diff
changeset
|
258 |
|
715
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
259 |
(numArgs == 2) ifTrue:[ |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
260 |
^ self receiver:recNode selector:selectorString arg1:arg1 arg2:(argArray at:2) fold:folding |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
261 |
]. |
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
262 |
numArgs > Method maxNumberOfArguments ifTrue:[ |
1533 | 263 |
^ ParseErrorNode errorString:'too many arguments for current VM implementation'. |
715
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
264 |
]. |
0 | 265 |
]. |
117 | 266 |
|
0 | 267 |
^ (self basicNew) receiver:recNode selector:selectorString args:argArray lineno:0 |
117 | 268 |
|
639
f3dce3a697f0
inline #perform: messages with constant selector
Claus Gittinger <cg@exept.de>
parents:
627
diff
changeset
|
269 |
"Modified: / 3.9.1995 / 16:41:39 / claus" |
715
408ac886ffc1
allow 0-args in #receiver:selector:args:fold:
Claus Gittinger <cg@exept.de>
parents:
676
diff
changeset
|
270 |
"Modified: / 15.5.1998 / 15:32:05 / cg" |
0 | 271 |
! ! |
272 |
||
140 | 273 |
!MessageNode methodsFor:'accessing'! |
0 | 274 |
|
140 | 275 |
arg1 |
276 |
^ argArray at:1 |
|
277 |
! |
|
0 | 278 |
|
1639 | 279 |
arg2 |
280 |
^ argArray at:2 |
|
281 |
! |
|
282 |
||
140 | 283 |
args |
284 |
^ argArray |
|
285 |
! |
|
0 | 286 |
|
543
de47f8969fd9
more ST80 compatible enumeration
Claus Gittinger <cg@exept.de>
parents:
539
diff
changeset
|
287 |
arguments |
de47f8969fd9
more ST80 compatible enumeration
Claus Gittinger <cg@exept.de>
parents:
539
diff
changeset
|
288 |
^ argArray ? #() |
de47f8969fd9
more ST80 compatible enumeration
Claus Gittinger <cg@exept.de>
parents:
539
diff
changeset
|
289 |
|
de47f8969fd9
more ST80 compatible enumeration
Claus Gittinger <cg@exept.de>
parents:
539
diff
changeset
|
290 |
"Created: 19.6.1997 / 17:31:14 / cg" |
de47f8969fd9
more ST80 compatible enumeration
Claus Gittinger <cg@exept.de>
parents:
539
diff
changeset
|
291 |
"Modified: 19.6.1997 / 17:32:25 / cg" |
de47f8969fd9
more ST80 compatible enumeration
Claus Gittinger <cg@exept.de>
parents:
539
diff
changeset
|
292 |
! |
de47f8969fd9
more ST80 compatible enumeration
Claus Gittinger <cg@exept.de>
parents:
539
diff
changeset
|
293 |
|
140 | 294 |
lineNumber |
295 |
^ lineNr |
|
0 | 296 |
! |
297 |
||
140 | 298 |
lineNumber:num |
299 |
lineNr := num |
|
300 |
! |
|
0 | 301 |
|
140 | 302 |
receiver |
303 |
^ receiver |
|
304 |
! |
|
0 | 305 |
|
140 | 306 |
receiver:r selector:s args:a lineno:l |
307 |
receiver := r. |
|
1500
3c4cb012b24b
Lazy conversion of selector strings to symbols.
Stefan Vogel <sv@exept.de>
parents:
1480
diff
changeset
|
308 |
|
3c4cb012b24b
Lazy conversion of selector strings to symbols.
Stefan Vogel <sv@exept.de>
parents:
1480
diff
changeset
|
309 |
"/ create the symbol only, if the symbol is already known in the system. |
3c4cb012b24b
Lazy conversion of selector strings to symbols.
Stefan Vogel <sv@exept.de>
parents:
1480
diff
changeset
|
310 |
"/ otherwise a lot of partial symbols will be created by the SyntaxHighlighter |
3c4cb012b24b
Lazy conversion of selector strings to symbols.
Stefan Vogel <sv@exept.de>
parents:
1480
diff
changeset
|
311 |
"/ during typing |
3c4cb012b24b
Lazy conversion of selector strings to symbols.
Stefan Vogel <sv@exept.de>
parents:
1480
diff
changeset
|
312 |
"/ selector := s asSymbol. |
3c4cb012b24b
Lazy conversion of selector strings to symbols.
Stefan Vogel <sv@exept.de>
parents:
1480
diff
changeset
|
313 |
|
3c4cb012b24b
Lazy conversion of selector strings to symbols.
Stefan Vogel <sv@exept.de>
parents:
1480
diff
changeset
|
314 |
selector := s asSymbolIfInterned ? s. |
3c4cb012b24b
Lazy conversion of selector strings to symbols.
Stefan Vogel <sv@exept.de>
parents:
1480
diff
changeset
|
315 |
|
140 | 316 |
argArray := a. |
574
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
317 |
lineNr := l. |
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
318 |
self checkInlinability. |
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
319 |
|
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
320 |
"Modified: 2.7.1997 / 17:01:24 / cg" |
140 | 321 |
! |
322 |
||
323 |
selector |
|
324 |
^ selector |
|
595
a90e8d8bf417
remember position of selector
Claus Gittinger <cg@exept.de>
parents:
578
diff
changeset
|
325 |
! |
a90e8d8bf417
remember position of selector
Claus Gittinger <cg@exept.de>
parents:
578
diff
changeset
|
326 |
|
1384 | 327 |
selector:s |
1500
3c4cb012b24b
Lazy conversion of selector strings to symbols.
Stefan Vogel <sv@exept.de>
parents:
1480
diff
changeset
|
328 |
"/ create the symbol only, if the symbol is already known in the system. |
3c4cb012b24b
Lazy conversion of selector strings to symbols.
Stefan Vogel <sv@exept.de>
parents:
1480
diff
changeset
|
329 |
"/ otherwise a lot of partial symbols will be created by the SyntaxHighlighter |
3c4cb012b24b
Lazy conversion of selector strings to symbols.
Stefan Vogel <sv@exept.de>
parents:
1480
diff
changeset
|
330 |
"/ during typing |
3c4cb012b24b
Lazy conversion of selector strings to symbols.
Stefan Vogel <sv@exept.de>
parents:
1480
diff
changeset
|
331 |
"/ selector := s asSymbol. |
3c4cb012b24b
Lazy conversion of selector strings to symbols.
Stefan Vogel <sv@exept.de>
parents:
1480
diff
changeset
|
332 |
|
3c4cb012b24b
Lazy conversion of selector strings to symbols.
Stefan Vogel <sv@exept.de>
parents:
1480
diff
changeset
|
333 |
selector := s asSymbolIfInterned ? s. |
3c4cb012b24b
Lazy conversion of selector strings to symbols.
Stefan Vogel <sv@exept.de>
parents:
1480
diff
changeset
|
334 |
"/ selector := s asSymbol. |
1384 | 335 |
! |
336 |
||
595
a90e8d8bf417
remember position of selector
Claus Gittinger <cg@exept.de>
parents:
578
diff
changeset
|
337 |
selectorPosition |
a90e8d8bf417
remember position of selector
Claus Gittinger <cg@exept.de>
parents:
578
diff
changeset
|
338 |
"return the value of the instance variable 'selectorPosition' (automatically generated)" |
a90e8d8bf417
remember position of selector
Claus Gittinger <cg@exept.de>
parents:
578
diff
changeset
|
339 |
|
a90e8d8bf417
remember position of selector
Claus Gittinger <cg@exept.de>
parents:
578
diff
changeset
|
340 |
^ selectorPosition |
a90e8d8bf417
remember position of selector
Claus Gittinger <cg@exept.de>
parents:
578
diff
changeset
|
341 |
|
a90e8d8bf417
remember position of selector
Claus Gittinger <cg@exept.de>
parents:
578
diff
changeset
|
342 |
"Created: 5.8.1997 / 02:49:27 / cg" |
a90e8d8bf417
remember position of selector
Claus Gittinger <cg@exept.de>
parents:
578
diff
changeset
|
343 |
! |
a90e8d8bf417
remember position of selector
Claus Gittinger <cg@exept.de>
parents:
578
diff
changeset
|
344 |
|
a90e8d8bf417
remember position of selector
Claus Gittinger <cg@exept.de>
parents:
578
diff
changeset
|
345 |
selectorPosition:something |
a90e8d8bf417
remember position of selector
Claus Gittinger <cg@exept.de>
parents:
578
diff
changeset
|
346 |
"set the value of the instance variable 'selectorPosition' (automatically generated)" |
a90e8d8bf417
remember position of selector
Claus Gittinger <cg@exept.de>
parents:
578
diff
changeset
|
347 |
|
a90e8d8bf417
remember position of selector
Claus Gittinger <cg@exept.de>
parents:
578
diff
changeset
|
348 |
selectorPosition := something. |
a90e8d8bf417
remember position of selector
Claus Gittinger <cg@exept.de>
parents:
578
diff
changeset
|
349 |
|
a90e8d8bf417
remember position of selector
Claus Gittinger <cg@exept.de>
parents:
578
diff
changeset
|
350 |
"Created: 5.8.1997 / 02:49:27 / cg" |
0 | 351 |
! ! |
352 |
||
353 |
!MessageNode methodsFor:'checks'! |
|
354 |
||
1626
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
355 |
checkCondition |
2102 | 356 |
|args lastArg receiverSelector or1 or2| |
1626
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
357 |
|
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
358 |
receiver isBlock ifTrue:[ |
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
359 |
(Block canUnderstand:selector) ifFalse:[ |
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
360 |
^ 'blocks usually do not respond to ' , selector , ' messages' |
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
361 |
]. |
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
362 |
]. |
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
363 |
|
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
364 |
"/ (rr keyw:ra = a) ifTrue:[ ...] |
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
365 |
|
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
366 |
receiver isMessage ifTrue:[ |
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
367 |
(receiver numArgs > 0) ifTrue:[ |
2102 | 368 |
receiverSelector := receiver selector asSymbol. |
369 |
(receiverSelector isKeyword) ifTrue:[ |
|
1626
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
370 |
(args := receiver arguments) notEmptyOrNil ifTrue:[ |
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
371 |
(lastArg := args last) isMessage ifTrue:[ |
1989
e6a763ac2587
oops - parenthesized was written with typo
Claus Gittinger <cg@exept.de>
parents:
1809
diff
changeset
|
372 |
lastArg parenthesized ifFalse:[ |
1626
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
373 |
(#( #'=' #'~=' #'==' #'~~' '>' '<' '>=' '<=') |
1629 | 374 |
includes:(lastArg selector asSymbol)) ifTrue:[ |
1628
9641d61e717f
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1627
diff
changeset
|
375 |
^ 'possible precedence error in condition (missing parenthesis ?)' |
1626
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
376 |
] |
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
377 |
] |
2102 | 378 |
]. |
379 |
]. |
|
380 |
||
381 |
(selector == #ifFalse: or:[ selector == #ifFalse:ifTrue: ]) ifTrue:[ |
|
382 |
receiverSelector == #or: ifTrue:[ |
|
383 |
or1 := receiver receiver. |
|
384 |
or2 := receiver arg1. |
|
385 |
(or1 isMessage and:[or1 selector = '~~']) ifTrue:[ |
|
386 |
(or2 isBlock |
|
387 |
and:[ or2 isSingleExpressionBlock |
|
388 |
and:[ or2 statements expression isMessage |
|
389 |
and:[ or2 statements expression selector = '~~']]]) ifTrue:[ |
|
390 |
^ 'please use "((...==...) and:[...==...]) ifTrue:" here\\(are you obfuscating by purpose ?)' |
|
391 |
]. |
|
392 |
]. |
|
393 |
]. |
|
394 |
]. |
|
1626
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
395 |
] |
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
396 |
]. |
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
397 |
]. |
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
398 |
|
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
399 |
^ nil |
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
400 |
! |
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
401 |
|
2208
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
402 |
checkGlobalFromNameSpaceConflictFor:aNode |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
403 |
"check if aNode is a local-nameSpace's variable, |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
404 |
which hides a global from Smalltalk with the same name. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
405 |
This is especially bad for Error handle: do:... " |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
406 |
|
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
407 |
|fullName shortName| |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
408 |
|
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
409 |
aNode isGlobalVariable ifTrue:[ |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
410 |
fullName := aNode name. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
411 |
shortName := Class nameWithoutPrefix:fullName. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
412 |
shortName ~= fullName ifTrue:[ |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
413 |
(Smalltalk includesKey:shortName) ifTrue:[ |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
414 |
^ 'Possible name conflict (local ',shortName,' vs. Smalltalk::',shortName,')' |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
415 |
]. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
416 |
]. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
417 |
]. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
418 |
|
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
419 |
^ nil. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
420 |
! |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
421 |
|
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
422 |
checkIdentityCompare |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
423 |
|rec arg1 arg1Value operand| |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
424 |
|
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
425 |
" |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
426 |
check #== applied to Floats, Strings or Fractions |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
427 |
" |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
428 |
((selector == #==) or:[selector == #~~]) ifTrue:[ |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
429 |
(argArray size > 0) ifTrue:[ |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
430 |
arg1 := argArray at:1 |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
431 |
]. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
432 |
|
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
433 |
" |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
434 |
it once took me almost an hour, to find a '==' which |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
435 |
should have been an '=' (you cannot compare floats with ==) |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
436 |
(well, I looked at the '==' at least 50 times - |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
437 |
- but didn't think about it ...). |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
438 |
that's reason enough to add this check here. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
439 |
I will add more as heuristic knowledge increases ... |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
440 |
(send me comments on common programming errors...) |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
441 |
" |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
442 |
|
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
443 |
receiver isConstant ifTrue:[ |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
444 |
rec := receiver evaluate. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
445 |
((rec isMemberOf:String) or:[ |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
446 |
(rec isMemberOf:Float) or:[ |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
447 |
(rec isMemberOf:Fraction)]]) ifTrue:[ |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
448 |
operand := rec |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
449 |
]. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
450 |
]. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
451 |
arg1 isConstant ifTrue:[ |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
452 |
arg1Value := arg1 evaluate. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
453 |
((arg1Value isMemberOf:String) or:[ |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
454 |
(arg1Value isMemberOf:Float) or:[ |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
455 |
(arg1Value isMemberOf:Fraction)]]) ifTrue:[ |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
456 |
operand := arg1Value |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
457 |
]. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
458 |
]. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
459 |
operand notNil ifTrue:[ |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
460 |
(selector == #==) ifTrue:[ |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
461 |
^ 'identity compare is unsafe here' |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
462 |
]. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
463 |
^ 'identity compare will usually return true here' |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
464 |
] |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
465 |
]. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
466 |
|
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
467 |
^ nil |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
468 |
! |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
469 |
|
574
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
470 |
checkInlinability |
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
471 |
"early check for possible inlinability" |
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
472 |
|
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
473 |
|numArgs arg1 arg2 arg3| |
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
474 |
|
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
475 |
(numArgs := argArray size) >= 1 ifTrue:[ |
676 | 476 |
arg1 := argArray at:1. |
574
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
477 |
]. |
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
478 |
numArgs == 0 ifTrue:[ |
676 | 479 |
(selector == #whileTrue |
480 |
or:[selector == #whileFalse]) ifTrue:[ |
|
481 |
receiver isBlock ifTrue:[ |
|
482 |
receiver possiblyInlined:true |
|
483 |
]. |
|
484 |
]. |
|
485 |
(selector == #value) ifTrue:[ |
|
486 |
receiver isBlock ifTrue:[ |
|
487 |
receiver possiblyInlined:true |
|
488 |
]. |
|
489 |
]. |
|
1425 | 490 |
((selector == #repeat) or:[selector == #loop]) ifTrue:[ |
676 | 491 |
receiver isBlock ifTrue:[ |
492 |
receiver possiblyInlined:true |
|
493 |
]. |
|
494 |
]. |
|
574
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
495 |
]. |
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
496 |
|
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
497 |
numArgs == 1 ifTrue:[ |
676 | 498 |
(selector == #or: |
499 |
or:[selector == #and:]) ifTrue:[ |
|
500 |
arg1 isBlock ifTrue:[ |
|
501 |
arg1 possiblyInlined:true |
|
502 |
]. |
|
503 |
]. |
|
576 | 504 |
|
676 | 505 |
(selector == #ifTrue: |
898 | 506 |
or:[selector == #ifFalse: |
507 |
or:[selector == #ifNil: |
|
508 |
or:[selector == #ifNotNil:]]]) ifTrue:[ |
|
676 | 509 |
arg1 isBlock ifTrue:[ |
510 |
arg1 possiblyInlined:true |
|
511 |
]. |
|
512 |
]. |
|
574
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
513 |
|
676 | 514 |
(selector == #whileTrue: |
515 |
or:[selector == #whileFalse:]) ifTrue:[ |
|
516 |
arg1 isBlock ifTrue:[ |
|
517 |
arg1 possiblyInlined:true |
|
518 |
]. |
|
519 |
receiver isBlock ifTrue:[ |
|
520 |
receiver possiblyInlined:true |
|
521 |
]. |
|
522 |
]. |
|
523 |
selector == #timesRepeat: ifTrue:[ |
|
524 |
arg1 isBlock ifTrue:[ |
|
525 |
arg1 possiblyInlined:true withSelector:selector. |
|
526 |
] |
|
527 |
]. |
|
528 |
^ self |
|
574
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
529 |
]. |
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
530 |
numArgs >= 2 ifTrue:[ |
676 | 531 |
arg2 := argArray at:2. |
574
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
532 |
]. |
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
533 |
numArgs == 2 ifTrue:[ |
676 | 534 |
(selector == #ifTrue:ifFalse: |
898 | 535 |
or:[selector == #ifFalse:ifTrue: |
536 |
or:[selector == #ifNil:ifNotNil: |
|
537 |
or:[selector == #ifNotNil:ifNil:]]]) ifTrue:[ |
|
676 | 538 |
(arg1 isBlock |
539 |
and:[arg2 isBlock]) ifTrue:[ |
|
540 |
arg1 possiblyInlined:true. |
|
541 |
arg2 possiblyInlined:true. |
|
542 |
]. |
|
543 |
]. |
|
544 |
selector == #to:do: ifTrue:[ |
|
545 |
arg2 isBlock ifTrue:[ |
|
546 |
arg2 possiblyInlined:true withSelector:selector. |
|
547 |
]. |
|
548 |
]. |
|
549 |
^ self |
|
574
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
550 |
]. |
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
551 |
numArgs >= 3 ifTrue:[ |
676 | 552 |
arg3 := argArray at:3. |
574
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
553 |
]. |
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
554 |
numArgs == 3 ifTrue:[ |
676 | 555 |
selector == #to:by:do: ifTrue:[ |
556 |
arg3 isBlock ifTrue:[ |
|
557 |
arg3 possiblyInlined:true withSelector:selector. |
|
558 |
]. |
|
559 |
]. |
|
560 |
^ self |
|
574
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
561 |
]. |
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
562 |
^ self |
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
563 |
|
676 | 564 |
"Created: / 2.7.1997 / 17:01:10 / cg" |
565 |
"Modified: / 2.4.1998 / 19:08:54 / cg" |
|
574
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
566 |
! |
993d1182782b
fixed inlining of blocks where subBlocks
Claus Gittinger <cg@exept.de>
parents:
570
diff
changeset
|
567 |
|
2096 | 568 |
plausibilityCheckIn:aParser |
2208
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
569 |
|arg1 msg| |
902 | 570 |
|
571 |
(argArray size > 0) ifTrue:[ |
|
572 |
arg1 := argArray at:1 |
|
573 |
]. |
|
0 | 574 |
|
3 | 575 |
" |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
576 |
check #== applied to Floats, Strings or Fractions |
0 | 577 |
" |
578 |
((selector == #==) or:[selector == #~~]) ifTrue:[ |
|
2208
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
579 |
(msg := self checkIdentityCompare) notNil ifTrue:[^ msg]. |
0 | 580 |
]. |
3 | 581 |
|
582 |
" |
|
19 | 583 |
[...] ifTrue:... |
3 | 584 |
an error often occuring when you are a beginner ... |
585 |
" |
|
586 |
((selector == #ifTrue:) or:[selector == #ifFalse:]) ifTrue:[ |
|
1626
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
587 |
(msg := self checkCondition) notNil ifTrue:[^ msg]. |
3 | 588 |
]. |
19 | 589 |
((selector == #ifTrue:ifFalse:) or:[selector == #ifFalse:ifTrue:]) ifTrue:[ |
1626
6addd73f7d47
precedence check for if-condition
Claus Gittinger <cg@exept.de>
parents:
1588
diff
changeset
|
590 |
(msg := self checkCondition) notNil ifTrue:[^ msg]. |
3 | 591 |
]. |
19 | 592 |
|
593 |
" |
|
594 |
(...) whileTrue:[ |
|
595 |
" |
|
3 | 596 |
((selector == #whileTrue:) or:[selector == #whileFalse:]) ifTrue:[ |
2028 | 597 |
(receiver isBlock not and:[ receiver parenthesized ]) ifTrue:[ |
598 |
"/ only warn, if code was originally parenthized |
|
599 |
^ 'will fail at runtime, if receiver of ' , selector , ' does not evaluate to a block or respond reasonable to #value' |
|
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
600 |
]. |
902 | 601 |
arg1 isBlock ifFalse:[ |
1059 | 602 |
^ 'will fail at runtime, if argument to ' , selector , ' does not evaluate to a block or respond reasonable to #value' |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
603 |
]. |
3 | 604 |
]. |
902 | 605 |
|
2028 | 606 |
" |
607 |
[...] ensure:[...] |
|
608 |
" |
|
609 |
((selector == #ensure:) or:[(selector == #ifCurtailed:)]) ifTrue:[ |
|
610 |
(receiver isBlock not and:[ receiver parenthesized ]) ifTrue:[ |
|
611 |
"/ only warn, if code was originally parenthized |
|
612 |
^ 'will fail at runtime, if receiver of ' , selector , ' does not evaluate to a block or respond reasonable to #value' |
|
613 |
]. |
|
614 |
(arg1 isBlock not and:[ arg1 parenthesized ]) ifTrue:[ |
|
615 |
^ 'will fail at runtime, if receiver of ' , selector , ' does not evaluate to a block or respond reasonable to #value' |
|
616 |
]. |
|
617 |
(arg1 isBlock and:[arg1 isEmptyBlock]) ifTrue:[ |
|
618 |
^ 'useless ensure (empty block)' |
|
619 |
]. |
|
620 |
]. |
|
621 |
||
905 | 622 |
argArray size > 0 ifTrue:[ |
623 |
"/ check for a beginners error (using super as arg) |
|
624 |
"/ as in (something ? super) foo |
|
625 |
||
626 |
argArray do:[:arg | arg isSuper ifTrue:[ |
|
1192 | 627 |
^ 'super special semantic only with receiver of message sends' |
905 | 628 |
] |
629 |
]. |
|
630 |
]. |
|
1154 | 631 |
|
2208
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
632 |
(selector = #'handle:do:' |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
633 |
or:[ selector = #'handle:from:do:' |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
634 |
or:[ selector = #'ignoreIn:' |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
635 |
or:[ selector = #'catch:' ]]]) ifTrue:[ |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
636 |
(msg := self checkGlobalFromNameSpaceConflictFor:receiver) notNil ifTrue:[^ msg]. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
637 |
]. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
638 |
(selector = #'on:do:' |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
639 |
or:[ selector = #'on:do:ensure:' |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
640 |
or:[ selector = #'on:do:on:do:' ]]) ifTrue:[ |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
641 |
(msg := self checkGlobalFromNameSpaceConflictFor:arg1) notNil ifTrue:[^ msg]. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
642 |
]. |
334c127f8586
possible name clash check (Error handle:do:) with Error class
Claus Gittinger <cg@exept.de>
parents:
2197
diff
changeset
|
643 |
|
1154 | 644 |
"/ receiver isBlock ifTrue:[ |
645 |
"/ ([] respondsTo:selector) ifFalse:[ |
|
646 |
"/ ^ 'blocks do not respond to ' , selector , '; Missing ''.'' between statements ?' |
|
647 |
"/ ]. |
|
648 |
"/ ]. |
|
649 |
||
0 | 650 |
^ nil |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
651 |
|
2028 | 652 |
"Modified: / 28-03-2007 / 14:14:28 / cg" |
0 | 653 |
! ! |
654 |
||
655 |
!MessageNode methodsFor:'code generation'! |
|
656 |
||
1691 | 657 |
codeOn:aStream inBlock:b for:aCompiler |
658 |
self codeOn:aStream inBlock:b valueNeeded:true for:aCompiler |
|
659 |
! |
|
660 |
||
661 |
codeOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
|
2345
d3c1bbb5cddc
comment/format in: #codeOn:inBlock:valueNeeded:for:
Claus Gittinger <cg@exept.de>
parents:
2344
diff
changeset
|
662 |
"most work is in checking for inlinable code here." |
d3c1bbb5cddc
comment/format in: #codeOn:inBlock:valueNeeded:for:
Claus Gittinger <cg@exept.de>
parents:
2344
diff
changeset
|
663 |
|
1691 | 664 |
|recType nargs isBuiltIn litIndex cls clsLitIndex code isSpecial |
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
665 |
specialCode stackTop arg1 arg2 arg3 isSuper realReceiver |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
666 |
noSendDrop alreadyDropped |
1994
4094e1eb3399
preps for selectorNamespaces.
Claus Gittinger <cg@exept.de>
parents:
1989
diff
changeset
|
667 |
useSelfSend usedSelector| |
4094e1eb3399
preps for selectorNamespaces.
Claus Gittinger <cg@exept.de>
parents:
1989
diff
changeset
|
668 |
|
1691 | 669 |
selector := selector asSymbol. |
1994
4094e1eb3399
preps for selectorNamespaces.
Claus Gittinger <cg@exept.de>
parents:
1989
diff
changeset
|
670 |
usedSelector := aCompiler nameSpaceSelectorFor:selector. |
4094e1eb3399
preps for selectorNamespaces.
Claus Gittinger <cg@exept.de>
parents:
1989
diff
changeset
|
671 |
|
4094e1eb3399
preps for selectorNamespaces.
Claus Gittinger <cg@exept.de>
parents:
1989
diff
changeset
|
672 |
"/ must be added for browsers-search to work on optimized nodes |
4094e1eb3399
preps for selectorNamespaces.
Claus Gittinger <cg@exept.de>
parents:
1989
diff
changeset
|
673 |
usedSelector ~~ selector ifTrue:[ aCompiler addLiteral:selector ]. |
4094e1eb3399
preps for selectorNamespaces.
Claus Gittinger <cg@exept.de>
parents:
1989
diff
changeset
|
674 |
litIndex := aCompiler addLiteral:usedSelector. |
1691 | 675 |
|
676 |
noSendDrop := aCompiler class newCodeSet == true. |
|
677 |
||
678 |
realReceiver := self realReceiver. |
|
679 |
isSuper := realReceiver isSuper. |
|
680 |
||
681 |
argArray isNil ifTrue:[ |
|
682 |
nargs := 0 |
|
683 |
] ifFalse:[ |
|
684 |
nargs := argArray size. |
|
685 |
nargs > 0 ifTrue:[ |
|
686 |
arg1 := argArray at:1. |
|
687 |
nargs > 1 ifTrue:[ |
|
688 |
arg2 := argArray at:2. |
|
689 |
nargs > 2 ifTrue:[ |
|
690 |
arg3 := argArray at:3. |
|
691 |
] |
|
692 |
] |
|
693 |
]. |
|
694 |
]. |
|
695 |
||
696 |
recType := receiver type. |
|
697 |
||
698 |
(nargs == 0) ifTrue:[ |
|
699 |
(recType == #ThisContext) ifTrue:[ |
|
700 |
valueNeeded ifFalse:[ |
|
701 |
"for now, only do it in methods" |
|
702 |
b isNil ifTrue:[ |
|
703 |
(selector == #restart) ifTrue:[ |
|
704 |
aStream nextPut:#jump; nextPut:1. "jump to start" |
|
705 |
^ self |
|
706 |
]. |
|
707 |
]. |
|
708 |
(selector == #return) ifTrue:[ "^ nil" |
|
709 |
aStream nextPut:#retNil. |
|
710 |
^ self |
|
711 |
]. |
|
712 |
] |
|
713 |
]. |
|
714 |
||
715 |
(receiver isBlock |
|
716 |
and:[receiver numArgs == 0 |
|
717 |
and:[receiver isInlinable]]) ifTrue:[ |
|
718 |
selector == #value ifTrue:[ |
|
719 |
receiver codeInlineOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
720 |
^ self |
|
721 |
]. |
|
722 |
((selector == #whileTrue) or:[selector == #whileFalse]) ifTrue:[ |
|
723 |
^ self codeWhileOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
724 |
]. |
|
725 |
((selector == #repeat) or:[selector == #loop]) ifTrue:[ |
|
726 |
valueNeeded ifFalse:[ |
|
727 |
^ self codeRepeatOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
728 |
] |
|
729 |
]. |
|
730 |
]. |
|
731 |
]. |
|
732 |
||
733 |
(nargs == 1) ifTrue:[ |
|
734 |
(recType == #ThisContext) ifTrue:[ |
|
2343
e3c3dad6a800
changed: #codeOn:inBlock:valueNeeded:for:
Claus Gittinger <cg@exept.de>
parents:
2331
diff
changeset
|
735 |
(selector == #return:) ifTrue:[ |
e3c3dad6a800
changed: #codeOn:inBlock:valueNeeded:for:
Claus Gittinger <cg@exept.de>
parents:
2331
diff
changeset
|
736 |
arg1 codeOn:aStream inBlock:b for:aCompiler. "^ value" |
e3c3dad6a800
changed: #codeOn:inBlock:valueNeeded:for:
Claus Gittinger <cg@exept.de>
parents:
2331
diff
changeset
|
737 |
aStream nextPut:#retTop. |
e3c3dad6a800
changed: #codeOn:inBlock:valueNeeded:for:
Claus Gittinger <cg@exept.de>
parents:
2331
diff
changeset
|
738 |
valueNeeded ifTrue:[ |
e3c3dad6a800
changed: #codeOn:inBlock:valueNeeded:for:
Claus Gittinger <cg@exept.de>
parents:
2331
diff
changeset
|
739 |
"/ although we know, that it is useless, we generate a push-nil |
2344
4cfbc5060382
comment/format in: #codeOn:inBlock:valueNeeded:for:
Claus Gittinger <cg@exept.de>
parents:
2343
diff
changeset
|
740 |
"/ to make any stack-checkers happy (caller will generate a pop). |
2343
e3c3dad6a800
changed: #codeOn:inBlock:valueNeeded:for:
Claus Gittinger <cg@exept.de>
parents:
2331
diff
changeset
|
741 |
aStream nextPut:#pushNil. |
1691 | 742 |
]. |
2343
e3c3dad6a800
changed: #codeOn:inBlock:valueNeeded:for:
Claus Gittinger <cg@exept.de>
parents:
2331
diff
changeset
|
743 |
^ self. |
1691 | 744 |
]. |
745 |
]. |
|
746 |
||
747 |
((selector == #ifNil:) or:[selector == #ifNotNil:]) ifTrue:[ |
|
748 |
receiver isBlock ifFalse:[ |
|
749 |
(arg1 isBlock not |
|
750 |
or:[arg1 numArgs == 0]) ifTrue:[ |
|
751 |
^ self codeIfNilOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
752 |
]. |
|
753 |
(arg1 isConstant or:[arg1 isVariable]) ifTrue:[ |
|
754 |
^ self codeIfNilOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
755 |
]. |
|
756 |
||
757 |
]. |
|
758 |
]. |
|
759 |
||
760 |
(arg1 isBlock |
|
761 |
and:[arg1 isInlinable |
|
762 |
and:[arg1 numArgs == 0]]) ifTrue:[ |
|
763 |
((selector == #ifTrue:) or:[selector == #ifFalse:]) ifTrue:[ |
|
764 |
receiver isBlock ifFalse:[ |
|
765 |
^ self codeIfOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
766 |
]. |
|
767 |
]. |
|
768 |
||
769 |
(selector == #or:) ifTrue:[ |
|
770 |
^ self codeOrOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
771 |
]. |
|
772 |
||
773 |
(selector == #and:) ifTrue:[ |
|
774 |
^ self codeAndOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
775 |
]. |
|
776 |
||
777 |
(selector == #timesRepeat:) ifTrue:[ |
|
778 |
"/ now, always inline #timesRepeat:; |
|
779 |
"/ the receiver must understand #> and #- |
|
780 |
||
781 |
^ self codeTimesRepeatOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
782 |
]. |
|
783 |
||
784 |
((selector == #whileTrue:) or:[selector == #whileFalse:]) ifTrue:[ |
|
785 |
(receiver isBlock |
|
786 |
and:[receiver isInlinable |
|
787 |
and:[receiver numArgs == 0]]) ifTrue:[ |
|
788 |
^ self codeWhileOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
789 |
] |
|
790 |
] |
|
791 |
]. |
|
792 |
||
793 |
((selector == #ifTrue:) or:[selector == #ifFalse:]) ifTrue:[ |
|
794 |
(arg1 isConstant or:[arg1 isVariable]) ifTrue:[ |
|
795 |
^ self codeIfOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
796 |
]. |
|
797 |
]. |
|
798 |
||
1994
4094e1eb3399
preps for selectorNamespaces.
Claus Gittinger <cg@exept.de>
parents:
1989
diff
changeset
|
799 |
usedSelector == #? ifTrue:[ |
1691 | 800 |
"/ only do short-circuit optimization, if arg is not a message; |
801 |
"/ (could have side-effects) |
|
802 |
"/ |
|
803 |
arg1 isMessage ifFalse:[ |
|
804 |
^ self codeQuestOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
805 |
] |
|
806 |
]. |
|
807 |
]. |
|
808 |
||
809 |
(nargs == 2) ifTrue:[ |
|
810 |
receiver isBlock ifFalse:[ |
|
811 |
(arg1 isBlock |
|
812 |
and:[arg1 isInlinable |
|
813 |
and:[arg1 numArgs == 0 |
|
814 |
and:[arg2 isBlock |
|
815 |
and:[arg2 isInlinable |
|
816 |
and:[arg2 numArgs == 0]]]]]) ifTrue:[ |
|
817 |
((selector == #ifTrue:ifFalse:) or:[selector == #ifFalse:ifTrue:]) ifTrue:[ |
|
818 |
^ self codeIfElseOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
819 |
]. |
|
820 |
((selector == #ifNil:ifNotNil:) or:[selector == #ifNotNil:ifNil:]) ifTrue:[ |
|
821 |
^ self codeIfNilNotNilOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
822 |
] |
|
823 |
]. |
|
824 |
||
825 |
((arg1 isConstant or:[arg1 isVariable]) |
|
826 |
and:[arg2 isConstant or:[arg2 isVariable]]) ifTrue:[ |
|
827 |
((selector == #ifTrue:ifFalse:) or:[selector == #ifFalse:ifTrue:]) ifTrue:[ |
|
828 |
^ self codeIfElseOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
829 |
]. |
|
830 |
((selector == #ifNil:ifNotNil:) or:[selector == #ifNotNil:ifNil:]) ifTrue:[ |
|
831 |
^ self codeIfNilNotNilOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
832 |
] |
|
833 |
]. |
|
834 |
]. |
|
835 |
selector == #to:do: ifTrue:[ |
|
836 |
(arg2 isBlock |
|
837 |
and:[arg2 isInlinable |
|
838 |
and:[arg2 numArgs == 1]]) ifTrue:[ |
|
839 |
^ self codeToDoOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
|
840 |
] |
|
841 |
]. |
|
842 |
]. |
|
843 |
||
844 |
(nargs == 3) ifTrue:[ |
|
845 |
selector == #to:by:do: ifTrue:[ |
|
846 |
"/ step must be a constant (need to know how to compare) |
|
847 |
(arg2 isConstant |
|
848 |
and:[arg2 type == #Integer |
|
849 |
and:[arg3 isBlock |
|
850 |
and:[arg3 isInlinable |
|
851 |
and:[arg3 numArgs == 1]]]]) ifTrue:[ |
|
852 |
^ self codeToByDoOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
|
853 |
] |
|
854 |
]. |
|
855 |
]. |
|
856 |
||
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
857 |
isBuiltIn := isSpecial := false. |
1691 | 858 |
isSuper ifFalse:[ |
1994
4094e1eb3399
preps for selectorNamespaces.
Claus Gittinger <cg@exept.de>
parents:
1989
diff
changeset
|
859 |
isBuiltIn := aCompiler isBuiltInSelector:usedSelector forReceiver:receiver. |
1691 | 860 |
isBuiltIn ifFalse:[ |
1994
4094e1eb3399
preps for selectorNamespaces.
Claus Gittinger <cg@exept.de>
parents:
1989
diff
changeset
|
861 |
specialCode := aCompiler specialSendCodeFor:usedSelector. |
1691 | 862 |
isSpecial := specialCode notNil. |
863 |
]. |
|
864 |
]. |
|
865 |
||
866 |
||
867 |
"can we use a send-bytecode ?" |
|
868 |
(isBuiltIn or:[isSpecial]) ifTrue:[ |
|
869 |
receiver codeOn:aStream inBlock:b for:aCompiler. |
|
870 |
(nargs > 0) ifTrue:[ |
|
871 |
arg1 codeOn:aStream inBlock:b for:aCompiler. |
|
872 |
(nargs > 1) ifTrue:[ |
|
873 |
arg2 codeOn:aStream inBlock:b for:aCompiler |
|
874 |
] |
|
875 |
]. |
|
1994
4094e1eb3399
preps for selectorNamespaces.
Claus Gittinger <cg@exept.de>
parents:
1989
diff
changeset
|
876 |
aStream nextPut:usedSelector. |
4094e1eb3399
preps for selectorNamespaces.
Claus Gittinger <cg@exept.de>
parents:
1989
diff
changeset
|
877 |
(aCompiler hasLineNumber:usedSelector) ifTrue:[ |
1691 | 878 |
aStream nextPut:lineNr. |
879 |
]. |
|
880 |
isSpecial ifTrue:[ |
|
881 |
aStream nextPut:specialCode |
|
882 |
]. |
|
883 |
valueNeeded ifFalse:[ |
|
884 |
aStream nextPut:#drop |
|
885 |
]. |
|
886 |
^ self |
|
887 |
]. |
|
888 |
||
889 |
((nargs == 0) and:[selector == #yourself]) ifTrue:[ |
|
890 |
"yourself is often added to get the receiver - |
|
891 |
we get it without the yourself-message" |
|
892 |
||
893 |
valueNeeded ifTrue:[ |
|
894 |
receiver codeOn:aStream inBlock:b for:aCompiler |
|
895 |
]. |
|
896 |
^ self |
|
897 |
]. |
|
898 |
||
2345
d3c1bbb5cddc
comment/format in: #codeOn:inBlock:valueNeeded:for:
Claus Gittinger <cg@exept.de>
parents:
2344
diff
changeset
|
899 |
"not inlinable - generate a send" |
1691 | 900 |
|
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
901 |
stackTop := nil. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
902 |
|
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
903 |
useSelfSend := isSuper not and:[ recType == #Self and:[ litIndex <= 16rFFFF ] ]. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
904 |
useSelfSend ifFalse:[ |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
905 |
receiver codeOn:aStream inBlock:b for:aCompiler. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
906 |
receiver isConstant ifTrue:[ |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
907 |
stackTop := receiver |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
908 |
]. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
909 |
]. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
910 |
argArray notNil ifTrue:[ |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
911 |
argArray do:[:arg | |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
912 |
(stackTop notNil and:[arg canReuseAsArg:stackTop]) ifTrue:[ |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
913 |
aStream nextPut:#dup. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
914 |
"/ 'reuse:' print. stackTop print. ' in ' print. aCompiler selector printNL. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
915 |
] ifFalse:[ |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
916 |
arg codeOn:aStream inBlock:b for:aCompiler. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
917 |
stackTop := arg. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
918 |
] |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
919 |
] |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
920 |
]. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
921 |
|
1691 | 922 |
isSuper ifTrue:[ |
923 |
cls := aCompiler targetClass. |
|
924 |
realReceiver isHere ifTrue:[ |
|
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
925 |
"/ same code as supersend, but targetClass starts search |
1691 | 926 |
] ifFalse:[ |
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
927 |
"/ targetClasses superclass starts search |
1691 | 928 |
cls := cls superclass. |
929 |
]. |
|
930 |
clsLitIndex := aCompiler addLiteral:cls. |
|
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
931 |
self emitSuperSendLiteralIndex:litIndex classLiteralIndex:clsLitIndex numArgs:nargs line:lineNr on:aStream. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
932 |
valueNeeded ifFalse:[ |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
933 |
aStream nextPut:#drop |
1691 | 934 |
]. |
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
935 |
^ self. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
936 |
]. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
937 |
|
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
938 |
valueNeeded ifTrue:[ noSendDrop := true ]. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
939 |
alreadyDropped := false. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
940 |
|
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
941 |
(litIndex <= 255) ifTrue:[ |
1691 | 942 |
(nargs <= 3) ifTrue:[ |
943 |
|codes| |
|
944 |
||
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
945 |
noSendDrop ifTrue:[ |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
946 |
useSelfSend ifTrue:[ |
1691 | 947 |
codes := #(sendSelf0 sendSelf1 sendSelf2 sendSelf3) |
948 |
] ifFalse:[ |
|
949 |
codes := #(send0 send1 send2 send3) |
|
950 |
] |
|
951 |
] ifFalse:[ |
|
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
952 |
useSelfSend ifTrue:[ |
1691 | 953 |
codes := #(sendSelfDrop0 sendSelfDrop1 sendSelfDrop2 sendSelfDrop3) |
954 |
] ifFalse:[ |
|
955 |
codes := #(sendDrop0 sendDrop1 sendDrop2 sendDrop3) |
|
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
956 |
]. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
957 |
alreadyDropped := true. |
1691 | 958 |
]. |
959 |
aStream nextPut:(codes at:(nargs + 1)); nextPut:lineNr; nextPut:litIndex. |
|
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
960 |
valueNeeded ifFalse:[ |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
961 |
alreadyDropped ifFalse:[ |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
962 |
aStream nextPut:#drop |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
963 |
]. |
1691 | 964 |
]. |
965 |
^ self |
|
966 |
]. |
|
967 |
||
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
968 |
useSelfSend ifTrue:[ |
1691 | 969 |
code := #sendSelf |
970 |
] ifFalse:[ |
|
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
971 |
noSendDrop ifTrue:[ |
1691 | 972 |
code := #send |
973 |
] ifFalse:[ |
|
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
974 |
code := #sendDrop. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
975 |
alreadyDropped := true. |
1691 | 976 |
] |
977 |
]. |
|
978 |
aStream nextPut:code; nextPut:lineNr; nextPut:litIndex; nextPut:nargs. |
|
979 |
valueNeeded ifFalse:[ |
|
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
980 |
alreadyDropped ifFalse:[ |
1691 | 981 |
aStream nextPut:#drop |
982 |
]. |
|
983 |
]. |
|
984 |
^ self |
|
985 |
]. |
|
986 |
||
987 |
"needs 16bit literal index" |
|
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
988 |
(litIndex <= 16rFFFF) ifTrue:[ |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
989 |
useSelfSend ifTrue:[ |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
990 |
aStream nextPut:#sendSelfL; nextPut:lineNr; nextPut:litIndex; nextPut:0; nextPut:nargs. |
1801 | 991 |
] ifFalse:[ |
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
992 |
self emitSendLiteralIndex:litIndex numArgs:nargs line:lineNr on:aStream. |
1801 | 993 |
]. |
994 |
] ifFalse:[ |
|
995 |
"needs 32bit literal index" |
|
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
996 |
self emitSendLiteralIndex:litIndex numArgs:nargs line:lineNr on:aStream. |
1691 | 997 |
]. |
1801 | 998 |
|
1691 | 999 |
valueNeeded ifFalse:[ |
1000 |
aStream nextPut:#drop |
|
1001 |
]. |
|
1002 |
||
1994
4094e1eb3399
preps for selectorNamespaces.
Claus Gittinger <cg@exept.de>
parents:
1989
diff
changeset
|
1003 |
"Modified: / 03-09-1995 / 12:55:42 / claus" |
4094e1eb3399
preps for selectorNamespaces.
Claus Gittinger <cg@exept.de>
parents:
1989
diff
changeset
|
1004 |
"Modified: / 05-03-2007 / 13:32:17 / cg" |
1691 | 1005 |
! ! |
1006 |
||
1007 |
!MessageNode methodsFor:'enumerating'! |
|
1008 |
||
1009 |
messagesDo:aBlock |
|
1010 |
aBlock value:self. |
|
1011 |
receiver messagesDo:aBlock. |
|
1012 |
argArray notNil ifTrue:[ |
|
1013 |
argArray do:[:arg | arg messagesDo:aBlock]. |
|
1014 |
] |
|
1015 |
! |
|
1016 |
||
1017 |
nodeDo:anEnumerator |
|
1018 |
"helper for parse tree walking" |
|
1019 |
||
1020 |
|args| |
|
1021 |
||
1022 |
args := argArray ? #(). |
|
1023 |
^ anEnumerator doMessage:self receiver:receiver selector:selector arguments:args |
|
1024 |
||
1025 |
"Created: 19.6.1997 / 16:46:39 / cg" |
|
1026 |
"Modified: 19.6.1997 / 17:08:28 / cg" |
|
1027 |
! ! |
|
1028 |
||
1029 |
!MessageNode methodsFor:'evaluation'! |
|
1030 |
||
1031 |
evaluateForCascadeIn:anEnvironment |
|
1032 |
^ self evaluateIn:anEnvironment forCascade:true |
|
1033 |
||
1034 |
"Modified: / 20-04-2005 / 12:12:01 / cg" |
|
1035 |
! |
|
1036 |
||
1037 |
evaluateIn:anEnvironment |
|
1038 |
^ self evaluateIn:anEnvironment forCascade:false |
|
1039 |
||
1040 |
"Modified: / 20-04-2005 / 12:11:55 / cg" |
|
1041 |
! |
|
1042 |
||
1043 |
evaluateIn:anEnvironment forCascade:forCascade |
|
2329
50473c5384bb
changed: #evaluateIn:forCascade:
Claus Gittinger <cg@exept.de>
parents:
2321
diff
changeset
|
1044 |
|retVal defClass r a1 a2 a3 nargs argValueArray class sel| |
1691 | 1045 |
|
1046 |
sel := self evaluationSelector. |
|
1047 |
receiver isSuper ifTrue:[ |
|
1048 |
r := receiver value. |
|
2329
50473c5384bb
changed: #evaluateIn:forCascade:
Claus Gittinger <cg@exept.de>
parents:
2321
diff
changeset
|
1049 |
|
50473c5384bb
changed: #evaluateIn:forCascade:
Claus Gittinger <cg@exept.de>
parents:
2321
diff
changeset
|
1050 |
defClass := receiver definingClass. |
1691 | 1051 |
receiver isHere ifTrue:[ |
2329
50473c5384bb
changed: #evaluateIn:forCascade:
Claus Gittinger <cg@exept.de>
parents:
2321
diff
changeset
|
1052 |
class := defClass. |
1691 | 1053 |
] ifFalse:[ |
2329
50473c5384bb
changed: #evaluateIn:forCascade:
Claus Gittinger <cg@exept.de>
parents:
2321
diff
changeset
|
1054 |
class := defClass superclass. |
1691 | 1055 |
]. |
1056 |
argArray notNil ifTrue:[ |
|
1057 |
argValueArray := argArray collect:[:arg | arg evaluateIn:anEnvironment]. |
|
1058 |
] ifFalse:[ |
|
1059 |
argValueArray := #() |
|
1060 |
]. |
|
1061 |
retVal := r perform:sel inClass:class withArguments:argValueArray. |
|
1062 |
] ifFalse:[ |
|
1063 |
r := receiver evaluateIn:anEnvironment. |
|
1064 |
||
1065 |
argArray isNil ifTrue:[ |
|
1066 |
retVal := r perform:sel |
|
1067 |
] ifFalse:[ |
|
1068 |
nargs := argArray size. |
|
1069 |
(nargs == 0) ifTrue:[ |
|
1070 |
retVal := r perform:sel |
|
1071 |
] ifFalse:[ |
|
1072 |
a1 := (argArray at:1) evaluateIn:anEnvironment. |
|
1073 |
(nargs == 1) ifTrue:[ |
|
1074 |
retVal := r perform:sel with:a1 |
|
1075 |
] ifFalse:[ |
|
1076 |
a2 := (argArray at:2) evaluateIn:anEnvironment. |
|
1077 |
(nargs == 2) ifTrue:[ |
|
1078 |
retVal := r perform:sel with:a1 with:a2 |
|
1079 |
] ifFalse:[ |
|
1080 |
a3 := (argArray at:3) evaluateIn:anEnvironment. |
|
1081 |
(nargs == 3) ifTrue:[ |
|
1082 |
retVal := r perform:sel with:a1 with:a2 with:a3 |
|
1083 |
] ifFalse:[ |
|
1084 |
argValueArray := Array new:nargs. |
|
1085 |
argValueArray at:1 put:a1. |
|
1086 |
argValueArray at:2 put:a2. |
|
1087 |
argValueArray at:3 put:a3. |
|
1088 |
4 to:nargs do:[:idx | argValueArray at:idx put:((argArray at:idx) evaluateIn:anEnvironment)]. |
|
1089 |
retVal := r perform:sel withArguments:argValueArray. |
|
1090 |
]. |
|
1091 |
]. |
|
1092 |
]. |
|
1093 |
]. |
|
1094 |
]. |
|
1095 |
]. |
|
1096 |
^ forCascade ifTrue:[r] ifFalse:[retVal] |
|
1097 |
||
1098 |
"Created: / 20-04-2005 / 12:11:39 / cg" |
|
1099 |
! |
|
1100 |
||
1101 |
evaluationSelector |
|
1102 |
^ selector asSymbol |
|
1103 |
! ! |
|
1104 |
||
1105 |
!MessageNode methodsFor:'optimized code generation'! |
|
1106 |
||
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1107 |
codeAndIfElseOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1108 |
"generate code for (x and:[y]) ifxxx:[ ... ] ifyyy:[ ... ]" |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1109 |
|
1059 | 1110 |
|theByteCode optByteCode theReceiver theArg pos1 pos2 pos3 code here jmp |
1111 |
block1 block2| |
|
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1112 |
|
1464
fa19f86d1ef4
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1463
diff
changeset
|
1113 |
aCompiler addLiteral:#and:. |
fa19f86d1ef4
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1463
diff
changeset
|
1114 |
|
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1115 |
theByteCode := #falseJump. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1116 |
theReceiver := receiver receiver. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1117 |
|
1463
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
1118 |
optByteCode := self optimizedConditionFor:theReceiver with:theByteCode for:aCompiler. |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1119 |
optByteCode notNil ifTrue:[ |
1058 | 1120 |
((optByteCode == #eqJump) or:[optByteCode == #notEqJump]) ifTrue:[ |
1121 |
theArg := theReceiver arg1 |
|
1122 |
]. |
|
1123 |
theReceiver := theReceiver receiver. |
|
1124 |
theByteCode := optByteCode |
|
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1125 |
]. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1126 |
"/ code the left-of the and-part |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1127 |
theReceiver codeOn:aStream inBlock:b for:aCompiler. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1128 |
theArg notNil ifTrue:[ |
1058 | 1129 |
theArg codeOn:aStream inBlock:b for:aCompiler |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1130 |
]. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1131 |
aStream nextPut:theByteCode. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1132 |
pos1 := aStream position1Based. "/ remember branch target of left-fail branch |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1133 |
aStream nextPut:0. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1134 |
|
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1135 |
"/ code the right of the and-part |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1136 |
theReceiver := receiver arg1. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1137 |
theReceiver codeInlineOn:aStream inBlock:b for:aCompiler. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1138 |
(selector == #ifTrue:ifFalse:) ifTrue:[ |
1058 | 1139 |
jmp := #falseJump |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1140 |
] ifFalse:[ |
1058 | 1141 |
jmp := #trueJump |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1142 |
]. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1143 |
aStream nextPut:jmp. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1144 |
pos2 := aStream position1Based. "/ remember branch target of right-fail branch |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1145 |
aStream nextPut:0. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1146 |
|
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1147 |
code := aStream contents. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1148 |
(selector == #ifFalse:ifTrue:) ifTrue:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1149 |
code at:pos1 put:(aStream position1Based) |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1150 |
]. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1151 |
|
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1152 |
"/ code the if-block |
1059 | 1153 |
block1 := argArray at: 1. |
1435
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1154 |
self codeBlockEvaluation:block1 on:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1155 |
|
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1156 |
aStream nextPut:#jump. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1157 |
pos3 := aStream position1Based. |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1158 |
aStream nextPut:0. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1159 |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1160 |
here := aStream position1Based. |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1161 |
(selector == #ifTrue:ifFalse:) ifTrue:[ |
1058 | 1162 |
code at:pos1 put:here |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1163 |
]. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1164 |
code at:pos2 put:here. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1165 |
|
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1166 |
"/ code the else-block |
1059 | 1167 |
block2 := argArray at: 2. |
1435
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1168 |
self codeBlockEvaluation:block2 on:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1169 |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1170 |
code at:pos3 put:(aStream position1Based) |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1171 |
|
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1172 |
"Created: 6.9.1996 / 12:56:23 / cg" |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1173 |
! |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1174 |
|
140 | 1175 |
codeAndIfOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
1176 |
"generate code for (x and:[y]) ifxxx:[ ... ]" |
|
1177 |
||
812
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1178 |
|theByteCode optByteCode andBlock theArg pos1 pos2 pos3 code here jmp |
1059 | 1179 |
receiver1 receiver2 optByteCode2 theArg2 block| |
140 | 1180 |
|
1464
fa19f86d1ef4
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1463
diff
changeset
|
1181 |
aCompiler addLiteral:#and:. |
fa19f86d1ef4
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1463
diff
changeset
|
1182 |
|
140 | 1183 |
theByteCode := #falseJump. |
812
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1184 |
receiver1 := receiver receiver. |
0 | 1185 |
|
1463
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
1186 |
optByteCode := self optimizedConditionFor:receiver1 with:theByteCode for:aCompiler. |
812
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1187 |
|
140 | 1188 |
optByteCode notNil ifTrue:[ |
812
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1189 |
((optByteCode == #eqJump) or:[optByteCode == #notEqJump]) ifTrue:[ |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1190 |
theArg := receiver1 arg1 |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1191 |
]. |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1192 |
receiver1 := receiver1 receiver. |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1193 |
theByteCode := optByteCode |
140 | 1194 |
]. |
812
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1195 |
receiver1 codeOn:aStream inBlock:b for:aCompiler. |
140 | 1196 |
theArg notNil ifTrue:[ |
812
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1197 |
theArg codeOn:aStream inBlock:b for:aCompiler |
140 | 1198 |
]. |
1199 |
aStream nextPut:theByteCode. |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1200 |
pos1 := aStream position1Based. |
140 | 1201 |
aStream nextPut:0. |
0 | 1202 |
|
812
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1203 |
andBlock := receiver arg1. "/ the and:-block |
140 | 1204 |
(selector == #ifTrue:) ifTrue:[ |
812
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1205 |
jmp := #falseJump |
140 | 1206 |
] ifFalse:[ |
812
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1207 |
jmp := #trueJump |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1208 |
]. |
1719 | 1209 |
(andBlock statements isNil or:[andBlock statements nextStatement]) isNil ifTrue:[ |
812
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1210 |
"/ simple - one statement |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1211 |
receiver2 := andBlock statements expression. |
1463
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
1212 |
optByteCode2 := self optimizedConditionFor:receiver2 with:jmp for:aCompiler. |
812
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1213 |
]. |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1214 |
optByteCode2 notNil ifTrue:[ |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1215 |
((optByteCode2 == #eqJump) or:[optByteCode2 == #notEqJump]) ifTrue:[ |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1216 |
theArg2 := receiver2 arg1 |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1217 |
]. |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1218 |
receiver2 := receiver2 receiver. |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1219 |
receiver2 codeOn:aStream inBlock:b for:aCompiler. |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1220 |
theArg2 notNil ifTrue:[ |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1221 |
theArg2 codeOn:aStream inBlock:b for:aCompiler |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1222 |
]. |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1223 |
jmp := optByteCode2. |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1224 |
] ifFalse:[ |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1225 |
andBlock codeInlineOn:aStream inBlock:b for:aCompiler. |
140 | 1226 |
]. |
1227 |
aStream nextPut:jmp. |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1228 |
pos2 := aStream position1Based. |
0 | 1229 |
aStream nextPut:0. |
1230 |
||
140 | 1231 |
code := aStream contents. |
1232 |
(selector == #ifFalse:) ifTrue:[ |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1233 |
code at:pos1 put:(aStream position1Based) |
140 | 1234 |
]. |
1059 | 1235 |
block := argArray at: 1. |
1435
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1236 |
self codeBlockEvaluation:block on:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
140 | 1237 |
|
1238 |
valueNeeded ifTrue:[ |
|
812
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1239 |
aStream nextPut:#jump. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1240 |
pos3 := aStream position1Based. |
812
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1241 |
aStream nextPut:0. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1242 |
here := aStream position1Based. |
812
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1243 |
(selector == #ifTrue:) ifTrue:[ |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1244 |
code at:pos1 put:here |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1245 |
]. |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1246 |
code at:pos2 put:here. |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1247 |
aStream nextPut:#pushNil. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1248 |
code at:pos3 put:(aStream position1Based) |
140 | 1249 |
] ifFalse:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1250 |
here := aStream position1Based. |
812
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1251 |
(selector == #ifTrue:) ifTrue:[ |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1252 |
code at:pos1 put:here |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1253 |
]. |
367d2e8eb499
slightly better code for optimizable and:[...] block in if.
Claus Gittinger <cg@exept.de>
parents:
746
diff
changeset
|
1254 |
code at:pos2 put:here |
140 | 1255 |
] |
1256 |
! |
|
1257 |
||
289 | 1258 |
codeAndOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
1259 |
"generate code for (x and:[y])" |
|
140 | 1260 |
|
289 | 1261 |
|pos1 rightExpr| |
1262 |
||
1464
fa19f86d1ef4
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1463
diff
changeset
|
1263 |
aCompiler addLiteral:#and:. |
fa19f86d1ef4
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1463
diff
changeset
|
1264 |
|
289 | 1265 |
receiver codeOn:aStream inBlock:b for:aCompiler. |
1266 |
valueNeeded ifTrue:[ |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1267 |
aStream nextPut:#dup. |
140 | 1268 |
]. |
289 | 1269 |
aStream nextPut:#falseJump. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1270 |
pos1 := aStream position1Based. |
289 | 1271 |
aStream nextPut:0. |
1272 |
valueNeeded ifTrue:[ |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1273 |
aStream nextPut:#drop. |
140 | 1274 |
]. |
289 | 1275 |
rightExpr := argArray at:1. |
1276 |
rightExpr codeInlineOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
163 | 1277 |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1278 |
(aStream contents) at:pos1 put:(aStream position1Based) |
289 | 1279 |
|
1280 |
"Created: 17.6.1996 / 15:46:42 / cg" |
|
1281 |
"Modified: 17.6.1996 / 15:47:44 / cg" |
|
140 | 1282 |
! |
1283 |
||
1435
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1284 |
codeBlockEvaluation:aBlock on:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1285 |
"gen code to evaluate a block" |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1286 |
|
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1287 |
(aBlock isBlock and:[aBlock isInlinable]) ifTrue:[ |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1288 |
aBlock codeInlineOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1289 |
] ifFalse:[ |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1290 |
aBlock codeOn:aStream inBlock:b for:aCompiler. |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1291 |
aBlock isConstant ifFalse:[ |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1292 |
self codeValueSendOn:aStream for:aCompiler. |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1293 |
]. |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1294 |
valueNeeded ifFalse:[ |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1295 |
aStream nextPut:#drop |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1296 |
]. |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1297 |
]. |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1298 |
! |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1299 |
|
140 | 1300 |
codeForCascadeOn:aStream inBlock:b for:aCompiler |
1301 |
"like codeOn, but always leave the receiver instead of the result" |
|
1302 |
||
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1303 |
|nargs isBuiltIn code litIndex cls clsLitIndex isSuper realReceiver noSendDrop| |
1048 | 1304 |
|
1500
3c4cb012b24b
Lazy conversion of selector strings to symbols.
Stefan Vogel <sv@exept.de>
parents:
1480
diff
changeset
|
1305 |
selector := selector asSymbol. |
1048 | 1306 |
noSendDrop := aCompiler class newCodeSet == true. |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1307 |
|
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1308 |
realReceiver := self realReceiver. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1309 |
isSuper := realReceiver isSuper. |
140 | 1310 |
|
1311 |
argArray isNil ifTrue:[ |
|
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1312 |
nargs := 0 |
140 | 1313 |
] ifFalse:[ |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1314 |
nargs := argArray size |
140 | 1315 |
]. |
1316 |
||
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1317 |
isBuiltIn := isSuper not and:[ aCompiler isBuiltInSelector:selector forReceiver:receiver ]. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1318 |
|
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1319 |
litIndex := aCompiler addLiteral:selector. |
140 | 1320 |
|
1321 |
receiver codeOn:aStream inBlock:b for:aCompiler. |
|
1322 |
aStream nextPut:#dup. |
|
1323 |
||
1324 |
"can we use a send-bytecode ?" |
|
1325 |
isBuiltIn ifTrue:[ |
|
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1326 |
(nargs > 0) ifTrue:[ |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1327 |
(argArray at:1) codeOn:aStream inBlock:b for:aCompiler. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1328 |
(nargs > 1) ifTrue:[ |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1329 |
(argArray at:2) codeOn:aStream inBlock:b for:aCompiler |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1330 |
] |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1331 |
]. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1332 |
aStream nextPut:selector. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1333 |
(aCompiler hasLineNumber:selector) ifTrue:[ |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1334 |
aStream nextPut:lineNr. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1335 |
]. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1336 |
aStream nextPut:#drop. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1337 |
^ self |
140 | 1338 |
]. |
1339 |
||
1340 |
"no - generate a send" |
|
1341 |
argArray notNil ifTrue:[ |
|
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1342 |
argArray do:[:arg | |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1343 |
arg codeOn:aStream inBlock:b for:aCompiler |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1344 |
] |
140 | 1345 |
]. |
189
673580572edd
fixed cascades involving super sends (i.e. super foo; bar)
Claus Gittinger <cg@exept.de>
parents:
186
diff
changeset
|
1346 |
|
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1347 |
isSuper ifTrue:[ |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1348 |
cls := aCompiler targetClass. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1349 |
realReceiver isHere ifTrue:[ |
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1350 |
"/ same code as supersend, but targetClass starts search |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1351 |
] ifFalse:[ |
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1352 |
"/ targetClasses superclass starts search |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1353 |
cls := cls superclass. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1354 |
]. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1355 |
clsLitIndex := aCompiler addLiteral:cls. |
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1356 |
self emitSuperSendLiteralIndex:litIndex classLiteralIndex:clsLitIndex numArgs:nargs line:lineNr on:aStream. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1357 |
aStream nextPut:#drop. |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1358 |
^ self |
189
673580572edd
fixed cascades involving super sends (i.e. super foo; bar)
Claus Gittinger <cg@exept.de>
parents:
186
diff
changeset
|
1359 |
]. |
673580572edd
fixed cascades involving super sends (i.e. super foo; bar)
Claus Gittinger <cg@exept.de>
parents:
186
diff
changeset
|
1360 |
|
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1361 |
noSendDrop ifFalse:[ |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1362 |
litIndex <= 255 ifTrue:[ |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1363 |
(nargs <= 3) ifTrue:[ |
1046 | 1364 |
code := #(sendDrop0 sendDrop1 sendDrop2 sendDrop3) at:(nargs+1). |
1365 |
aStream nextPut:code; nextPut:lineNr; nextPut:litIndex. |
|
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1366 |
^ self |
1046 | 1367 |
]. |
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1368 |
aStream nextPut:#sendDrop; nextPut:lineNr; nextPut:litIndex; nextPut:nargs. |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1369 |
^ self |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1370 |
]. |
140 | 1371 |
]. |
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1372 |
|
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1373 |
self emitSendLiteralIndex:litIndex numArgs:nargs line:lineNr on:aStream. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1374 |
aStream nextPut:#drop. |
189
673580572edd
fixed cascades involving super sends (i.e. super foo; bar)
Claus Gittinger <cg@exept.de>
parents:
186
diff
changeset
|
1375 |
|
886 | 1376 |
"Modified: / 4.7.1999 / 19:06:53 / cg" |
140 | 1377 |
! |
1378 |
||
1379 |
codeForSideEffectOn:aStream inBlock:b for:aCompiler |
|
1380 |
self codeOn:aStream inBlock:b valueNeeded:false for:aCompiler |
|
0 | 1381 |
! |
1382 |
||
843
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1383 |
codeForSimpleReturnOn:aStream inBlock:b lineNumber:lineNrOrNil for:aCompiler |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1384 |
|arg1 rightExpr pos1| |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1385 |
|
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1386 |
(selector == #and: |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1387 |
or:[selector == #or:]) ifTrue:[ |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1388 |
arg1 := argArray at:1. |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1389 |
|
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1390 |
"/ for now: |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1391 |
"/ only do it for non-blocks, since |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1392 |
"/ the JIT compiler is smart enough to |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1393 |
"/ specially optimize the resulting code |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1394 |
"/ (and not smart enough to optimized the |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1395 |
"/ other - actually more efficient - code) |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1396 |
|
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1397 |
(arg1 isBlock not |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1398 |
"/ or:[arg1 isInlinable] |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1399 |
) ifTrue:[ |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1400 |
|
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1401 |
"/ encode #and: as: |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1402 |
"/ |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1403 |
"/ eLeft |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1404 |
"/ jmp_false LBL |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1405 |
"/ eRight |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1406 |
"/ retTop |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1407 |
"/ LBL: |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1408 |
"/ retFalse |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1409 |
|
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1410 |
"/ encode #or: as: |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1411 |
"/ |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1412 |
"/ eLeft |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1413 |
"/ jmp_true LBL |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1414 |
"/ eRight |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1415 |
"/ retTop |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1416 |
"/ LBL: |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1417 |
"/ retTrue |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1418 |
|
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1419 |
receiver codeOn:aStream inBlock:b for:aCompiler. |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1420 |
selector == #and: ifTrue:[ |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1421 |
aStream nextPut:#falseJump. |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1422 |
] ifFalse:[ |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1423 |
aStream nextPut:#trueJump. |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1424 |
]. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1425 |
pos1 := aStream position1Based. |
843
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1426 |
aStream nextPut:0. |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1427 |
|
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1428 |
rightExpr := argArray at:1. |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1429 |
rightExpr isBlock ifTrue:[ |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1430 |
rightExpr codeInlineOn:aStream inBlock:b valueNeeded:true for:aCompiler. |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1431 |
] ifFalse:[ |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1432 |
rightExpr codeOn:aStream inBlock:b for:aCompiler. |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1433 |
]. |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1434 |
aStream nextPut:#retTop. |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1435 |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1436 |
(aStream contents) at:pos1 put:(aStream position1Based). |
843
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1437 |
selector == #and: ifTrue:[ |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1438 |
aStream nextPut:#retFalse. |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1439 |
] ifFalse:[ |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1440 |
aStream nextPut:#retTrue |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1441 |
]. |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1442 |
^ self. |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1443 |
]. |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1444 |
]. |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1445 |
|
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1446 |
super |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1447 |
codeForSimpleReturnOn:aStream |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1448 |
inBlock:b |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1449 |
lineNumber:lineNrOrNil |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1450 |
for:aCompiler |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1451 |
! |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
817
diff
changeset
|
1452 |
|
104 | 1453 |
codeIfElseOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
0 | 1454 |
"generate code for x ifxxx:[ ... ] yyy:[ ...]" |
1455 |
||
334
cd7491b7ad33
dont code a jump after if-part if it ends in a return.
Claus Gittinger <cg@exept.de>
parents:
309
diff
changeset
|
1456 |
|pos pos2 theReceiver theArg theByteCode optByteCode subsel code needLineNr |
1059 | 1457 |
needJump block1 block2| |
0 | 1458 |
|
1459 |
theReceiver := receiver. |
|
76 | 1460 |
|
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1461 |
theReceiver isConstant ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1462 |
(self tryFoldedIfOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1463 |
^ self |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1464 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1465 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1466 |
|
76 | 1467 |
(theReceiver isMessage) ifTrue:[ |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1468 |
subsel := theReceiver selector. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1469 |
(subsel == #and:) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1470 |
self codeAndIfElseOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1471 |
^ self |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1472 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1473 |
(subsel == #or:) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1474 |
self codeOrIfElseOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1475 |
^ self |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1476 |
] |
76 | 1477 |
]. |
0 | 1478 |
(selector == #ifTrue:ifFalse:) ifTrue:[ |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1479 |
theByteCode := #falseJump |
0 | 1480 |
] ifFalse:[ |
1059 | 1481 |
theByteCode := #trueJump |
0 | 1482 |
]. |
1463
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
1483 |
optByteCode := self optimizedConditionFor:theReceiver with:theByteCode for:aCompiler. |
0 | 1484 |
optByteCode notNil ifTrue:[ |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1485 |
((optByteCode == #eqJump) or:[optByteCode == #notEqJump]) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1486 |
theArg := theReceiver arg1 |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1487 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1488 |
theReceiver := theReceiver receiver. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1489 |
theByteCode := optByteCode |
0 | 1490 |
]. |
1059 | 1491 |
theReceiver codeOn:aStream inBlock:b for:aCompiler. |
1492 |
||
1493 |
needLineNr := true. |
|
1494 |
theArg isNil ifTrue:[ |
|
1495 |
theReceiver isMessage ifTrue:[ |
|
1496 |
(aCompiler hasLineNumber:(theReceiver selector)) ifTrue:[ |
|
1497 |
theReceiver lineNumber == lineNr ifTrue:[ |
|
1498 |
needLineNr := false |
|
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1499 |
] |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1500 |
] |
1059 | 1501 |
] |
1502 |
] ifFalse:[ |
|
1503 |
theArg codeOn:aStream inBlock:b for:aCompiler |
|
1504 |
]. |
|
1505 |
||
1506 |
needLineNr ifTrue:[ |
|
1507 |
(lineNr between:1 and:255) ifTrue:[ |
|
1508 |
aStream nextPut:#lineno; nextPut:lineNr. |
|
1509 |
] |
|
1510 |
]. |
|
1511 |
||
1512 |
aStream nextPut:theByteCode. |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1513 |
pos := aStream position1Based. |
1059 | 1514 |
aStream nextPut:0. |
1435
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1515 |
block1 := argArray at:1. |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1516 |
self codeBlockEvaluation:block1 on:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1517 |
|
1059 | 1518 |
needJump := true. |
1435
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1519 |
(block1 isBlock and:[block1 endsWithReturn]) ifTrue:[ |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1520 |
needJump := false |
1059 | 1521 |
]. |
1522 |
needJump ifTrue:[ |
|
1523 |
aStream nextPut:#jump. |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1524 |
pos2 := aStream position1Based. |
1059 | 1525 |
aStream nextPut:0. |
1526 |
]. |
|
1527 |
code := aStream contents. |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1528 |
code at:pos put:(aStream position1Based). |
1059 | 1529 |
block2 := (argArray at:2). |
1435
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1530 |
self codeBlockEvaluation:block2 on:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
1059 | 1531 |
needJump ifTrue:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1532 |
code at:pos2 put:(aStream position1Based) |
0 | 1533 |
] |
166
9f6c57a3bce1
no line number bytecode in if-else if not needed
Claus Gittinger <cg@exept.de>
parents:
163
diff
changeset
|
1534 |
|
434
c48a356d8a34
oops - optimizable or: ... ifTrue/ifFalse generated
Claus Gittinger <cg@exept.de>
parents:
429
diff
changeset
|
1535 |
"Modified: 9.11.1996 / 19:53:52 / cg" |
0 | 1536 |
! |
1537 |
||
898 | 1538 |
codeIfNilNotNilOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
1034
d4f1640f1aad
better code for #ifNil:ifNotNil:, if args are non-block consts
Claus Gittinger <cg@exept.de>
parents:
1017
diff
changeset
|
1539 |
"generate code for x ifNil:[ ... ] ifNotNil:[...] |
d4f1640f1aad
better code for #ifNil:ifNotNil:, if args are non-block consts
Claus Gittinger <cg@exept.de>
parents:
1017
diff
changeset
|
1540 |
or: x ifNil:const1 ifNotNil:const2" |
898 | 1541 |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1542 |
|pos pos2 theReceiver theArg theByteCode code |
1059 | 1543 |
needLineNr block1 block2| |
898 | 1544 |
|
1545 |
theReceiver := receiver. |
|
1546 |
||
1547 |
(selector == #ifNil:ifNotNil:) ifTrue:[ |
|
1548 |
theByteCode := #notNilJump |
|
1549 |
] ifFalse:[ |
|
1550 |
theByteCode := #nilJump |
|
1551 |
]. |
|
1552 |
||
1553 |
theReceiver codeOn:aStream inBlock:b for:aCompiler. |
|
1554 |
||
1555 |
needLineNr := true. |
|
1556 |
theArg isNil ifTrue:[ |
|
1557 |
theReceiver isMessage ifTrue:[ |
|
1558 |
(aCompiler hasLineNumber:(theReceiver selector)) ifTrue:[ |
|
1559 |
theReceiver lineNumber == lineNr ifTrue:[ |
|
1560 |
needLineNr := false |
|
1561 |
] |
|
1562 |
] |
|
1563 |
] |
|
1564 |
]. |
|
1565 |
||
1566 |
needLineNr ifTrue:[ |
|
1567 |
(lineNr between:1 and:255) ifTrue:[ |
|
1568 |
aStream nextPut:#lineno; nextPut:lineNr. |
|
1569 |
] |
|
1570 |
]. |
|
1571 |
||
1572 |
aStream nextPut:theByteCode. |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1573 |
pos := aStream position1Based. |
898 | 1574 |
aStream nextPut:0. |
1059 | 1575 |
block1 := argArray at: 1. |
1435
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1576 |
self codeBlockEvaluation:block1 on:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
898 | 1577 |
aStream nextPut:#jump. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1578 |
pos2 := aStream position1Based. |
898 | 1579 |
aStream nextPut:0. |
1580 |
||
1581 |
code := aStream contents. |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1582 |
code at:pos put:(aStream position1Based). |
1059 | 1583 |
block2 := argArray at: 2. |
1435
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1584 |
self codeBlockEvaluation:block2 on:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
898 | 1585 |
|
1586 |
code := aStream contents. |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1587 |
code at:pos2 put:(aStream position1Based) |
898 | 1588 |
|
1034
d4f1640f1aad
better code for #ifNil:ifNotNil:, if args are non-block consts
Claus Gittinger <cg@exept.de>
parents:
1017
diff
changeset
|
1589 |
"Modified: / 11.2.2000 / 12:50:36 / cg" |
898 | 1590 |
! |
1591 |
||
1592 |
codeIfNilOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
|
1593 |
"generate code for x ifNil:[ ... ]" |
|
1594 |
||
1435
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1595 |
|pos theReceiver theByteCode code needLineNr| |
898 | 1596 |
|
1597 |
theReceiver := receiver. |
|
1598 |
||
1599 |
(selector == #ifNil:) ifTrue:[ |
|
1600 |
theByteCode := #notNilJump |
|
1601 |
] ifFalse:[ |
|
1602 |
theByteCode := #nilJump |
|
1603 |
]. |
|
1604 |
||
1605 |
theReceiver codeOn:aStream inBlock:b for:aCompiler. |
|
1606 |
||
1607 |
needLineNr := true. |
|
899
fb678b9e18a7
also inline ifNot:/ifNotNil: for non-block arg.
Claus Gittinger <cg@exept.de>
parents:
898
diff
changeset
|
1608 |
|
fb678b9e18a7
also inline ifNot:/ifNotNil: for non-block arg.
Claus Gittinger <cg@exept.de>
parents:
898
diff
changeset
|
1609 |
theReceiver isMessage ifTrue:[ |
fb678b9e18a7
also inline ifNot:/ifNotNil: for non-block arg.
Claus Gittinger <cg@exept.de>
parents:
898
diff
changeset
|
1610 |
(aCompiler hasLineNumber:(theReceiver selector)) ifTrue:[ |
fb678b9e18a7
also inline ifNot:/ifNotNil: for non-block arg.
Claus Gittinger <cg@exept.de>
parents:
898
diff
changeset
|
1611 |
theReceiver lineNumber == lineNr ifTrue:[ |
fb678b9e18a7
also inline ifNot:/ifNotNil: for non-block arg.
Claus Gittinger <cg@exept.de>
parents:
898
diff
changeset
|
1612 |
needLineNr := false |
898 | 1613 |
] |
1614 |
] |
|
1615 |
]. |
|
1616 |
||
1617 |
needLineNr ifTrue:[ |
|
1618 |
(lineNr between:1 and:255) ifTrue:[ |
|
1619 |
aStream nextPut:#lineno; nextPut:lineNr. |
|
1620 |
] |
|
1621 |
]. |
|
1622 |
||
1623 |
valueNeeded ifTrue:[ |
|
1624 |
aStream nextPut:#dup. |
|
1625 |
]. |
|
1626 |
aStream nextPut:theByteCode. |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1627 |
pos := aStream position1Based. |
898 | 1628 |
aStream nextPut:0. |
1629 |
valueNeeded ifTrue:[ |
|
1630 |
aStream nextPut:#drop. |
|
1631 |
]. |
|
899
fb678b9e18a7
also inline ifNot:/ifNotNil: for non-block arg.
Claus Gittinger <cg@exept.de>
parents:
898
diff
changeset
|
1632 |
|
1435
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1633 |
self codeBlockEvaluation:(argArray at: 1) on:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
898 | 1634 |
|
1635 |
code := aStream contents. |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1636 |
code at:pos put:(aStream position1Based) |
898 | 1637 |
|
1638 |
"Modified: / 28.10.1997 / 18:33:42 / cg" |
|
1639 |
! |
|
1640 |
||
104 | 1641 |
codeIfOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
0 | 1642 |
"generate code for x ifxxx:[ ... ]" |
1643 |
||
103 | 1644 |
|pos pos2 theReceiver theArg theByteCode optByteCode subsel code |
1059 | 1645 |
needLineNr block| |
0 | 1646 |
|
1647 |
theReceiver := receiver. |
|
1648 |
||
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1649 |
theReceiver isConstant ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1650 |
(self tryFoldedIfOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1651 |
^ self |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1652 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1653 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1654 |
|
76 | 1655 |
(theReceiver isMessage) ifTrue:[ |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1656 |
subsel := theReceiver selector. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1657 |
|
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1658 |
(subsel == #and:) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1659 |
theReceiver arg1 isBlock ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1660 |
self codeAndIfOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1661 |
^ self |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1662 |
] |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1663 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1664 |
(subsel == #or:) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1665 |
theReceiver arg1 isBlock ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1666 |
self codeOrIfOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1667 |
^ self |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1668 |
] |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1669 |
]. |
0 | 1670 |
]. |
1671 |
(selector == #ifTrue:) ifTrue:[ |
|
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1672 |
theByteCode := #falseJump |
0 | 1673 |
] ifFalse:[ |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1674 |
theByteCode := #trueJump |
0 | 1675 |
]. |
1463
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
1676 |
optByteCode := self optimizedConditionFor:theReceiver with:theByteCode for:aCompiler. |
0 | 1677 |
optByteCode notNil ifTrue:[ |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1678 |
((optByteCode == #eqJump) or:[optByteCode == #notEqJump]) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1679 |
theArg := theReceiver arg1 |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1680 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1681 |
theReceiver := theReceiver receiver. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1682 |
theByteCode := optByteCode |
0 | 1683 |
]. |
1684 |
||
104 | 1685 |
theReceiver codeOn:aStream inBlock:b for:aCompiler. |
0 | 1686 |
theArg notNil ifTrue:[ |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1687 |
theArg codeOn:aStream inBlock:b for:aCompiler |
0 | 1688 |
]. |
53 | 1689 |
|
103 | 1690 |
needLineNr := true. |
1691 |
theArg isNil ifTrue:[ |
|
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1692 |
theReceiver isMessage ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1693 |
(aCompiler hasLineNumber:(theReceiver selector)) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1694 |
theReceiver lineNumber == lineNr ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1695 |
needLineNr := false |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1696 |
] |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1697 |
] |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1698 |
] |
103 | 1699 |
]. |
1700 |
||
1701 |
needLineNr ifTrue:[ |
|
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1702 |
(lineNr between:1 and:255) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1703 |
aStream nextPut:#lineno; nextPut:lineNr. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1704 |
] |
53 | 1705 |
]. |
1706 |
||
0 | 1707 |
aStream nextPut:theByteCode. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1708 |
pos := aStream position1Based. |
0 | 1709 |
aStream nextPut:0. |
1059 | 1710 |
block := (argArray at:1). |
1435
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1711 |
|
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1712 |
self codeBlockEvaluation:block on:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
76 | 1713 |
|
1714 |
code := aStream contents. |
|
0 | 1715 |
valueNeeded ifTrue:[ |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1716 |
aStream nextPut:#jump. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1717 |
pos2 := aStream position1Based. |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1718 |
aStream nextPut:0. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1719 |
code at:pos put:(aStream position1Based). |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
1720 |
aStream nextPut:#pushNil. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1721 |
code at:pos2 put:(aStream position1Based) |
0 | 1722 |
] ifFalse:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1723 |
code at:pos put:(aStream position1Based) |
0 | 1724 |
] |
308
fe3b95e6d9c0
oops - dont try to inline: (expr or:expr2) ifXXX
Claus Gittinger <cg@exept.de>
parents:
289
diff
changeset
|
1725 |
|
627 | 1726 |
"Modified: / 28.10.1997 / 18:33:42 / cg" |
0 | 1727 |
! |
1728 |
||
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1729 |
codeOrIfElseOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1730 |
"generate code for (x or:[y]) ifxxx:[ ... ] ifyyy:[ ... ]" |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1731 |
|
1057 | 1732 |
|theByteCode optByteCode theReceiver theArg pos1 pos2 pos3 code here jmp |
1059 | 1733 |
block1 block2 optJmp blockExpr| |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1734 |
|
1464
fa19f86d1ef4
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1463
diff
changeset
|
1735 |
aCompiler addLiteral:#or:. |
fa19f86d1ef4
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1463
diff
changeset
|
1736 |
|
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1737 |
theByteCode := #trueJump. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1738 |
theReceiver := receiver receiver. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1739 |
|
1463
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
1740 |
optByteCode := self optimizedConditionFor:theReceiver with:theByteCode for:aCompiler. |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1741 |
optByteCode notNil ifTrue:[ |
1057 | 1742 |
((optByteCode == #eqJump) or:[optByteCode == #notEqJump]) ifTrue:[ |
1743 |
theArg := theReceiver arg1 |
|
1744 |
]. |
|
1745 |
theReceiver := theReceiver receiver. |
|
1746 |
theByteCode := optByteCode |
|
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1747 |
]. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1748 |
"/ code the left-of the or-part |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1749 |
theReceiver codeOn:aStream inBlock:b for:aCompiler. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1750 |
theArg notNil ifTrue:[ |
1057 | 1751 |
theArg codeOn:aStream inBlock:b for:aCompiler |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1752 |
]. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1753 |
aStream nextPut:theByteCode. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1754 |
pos1 := aStream position1Based. "/ remember branch target of left-ok branch |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1755 |
aStream nextPut:0. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1756 |
|
1057 | 1757 |
"/ code the right of the or-part |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1758 |
(selector == #ifTrue:ifFalse:) ifTrue:[ |
1057 | 1759 |
jmp := #falseJump |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1760 |
] ifFalse:[ |
1057 | 1761 |
jmp := #trueJump |
1762 |
]. |
|
1763 |
theReceiver := receiver arg1. |
|
1764 |
theArg := nil. |
|
1765 |
optJmp := nil. |
|
1766 |
||
1767 |
(theReceiver isBlock |
|
1768 |
and:[theReceiver statements notNil |
|
1769 |
and:[theReceiver statements nextStatement isNil]]) ifTrue:[ |
|
1770 |
blockExpr := theReceiver statements expression. |
|
1463
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
1771 |
optJmp := self optimizedConditionFor:blockExpr with:jmp for:aCompiler. |
1057 | 1772 |
optJmp notNil ifTrue:[ |
1773 |
((optJmp == #eqJump) or:[optJmp == #notEqJump]) ifTrue:[ |
|
1774 |
theArg := blockExpr arg1 |
|
1775 |
]. |
|
1776 |
theReceiver := blockExpr receiver. |
|
1777 |
jmp := optJmp |
|
1778 |
]. |
|
1779 |
]. |
|
1780 |
||
1781 |
optJmp notNil ifTrue:[ |
|
1782 |
theReceiver codeOn:aStream inBlock:b for:aCompiler. |
|
1058 | 1783 |
theArg notNil ifTrue:[ |
1784 |
theArg codeOn:aStream inBlock:b for:aCompiler |
|
1785 |
] |
|
1057 | 1786 |
] ifFalse:[ |
1787 |
theReceiver codeInlineOn:aStream inBlock:b for:aCompiler. |
|
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1788 |
]. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1789 |
aStream nextPut:jmp. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1790 |
pos2 := aStream position1Based. "/ remember branch target of right-fail branch |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1791 |
aStream nextPut:0. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1792 |
|
1057 | 1793 |
|
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1794 |
code := aStream contents. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1795 |
(selector == #ifTrue:ifFalse:) ifTrue:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1796 |
code at:pos1 put:(aStream position1Based) |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1797 |
]. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1798 |
|
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1799 |
"/ code the if-block |
1059 | 1800 |
block1 := argArray at: 1. |
1435
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1801 |
self codeBlockEvaluation:block1 on:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1802 |
|
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1803 |
aStream nextPut:#jump. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1804 |
pos3 := aStream position1Based. |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1805 |
aStream nextPut:0. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1806 |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1807 |
here := aStream position1Based. |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1808 |
(selector == #ifFalse:ifTrue:) ifTrue:[ |
1057 | 1809 |
code at:pos1 put:here |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1810 |
]. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1811 |
code at:pos2 put:here. |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1812 |
|
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1813 |
"/ code the else-block |
1059 | 1814 |
block2 := argArray at: 2. |
1435
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1815 |
self codeBlockEvaluation:block2 on:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1816 |
code at:pos3 put:(aStream position1Based) |
338
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1817 |
|
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1818 |
"Created: 6.9.1996 / 13:08:52 / cg" |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1819 |
! |
8ab1a2715ab1
better code for (expr and:/or:[expr2]) ifXXX:[ .. ] ifYYY:[ ... ]
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
1820 |
|
140 | 1821 |
codeOrIfOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
1822 |
"generate code for (x or:[y]) ifxxx:[ ... ]" |
|
1823 |
||
1059 | 1824 |
|theByteCode optByteCode theReceiver theArg pos1 pos2 pos3 code here jmp |
1825 |
block| |
|
140 | 1826 |
|
1464
fa19f86d1ef4
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1463
diff
changeset
|
1827 |
aCompiler addLiteral:#or:. |
fa19f86d1ef4
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1463
diff
changeset
|
1828 |
|
140 | 1829 |
theByteCode := #trueJump. |
1830 |
theReceiver := receiver receiver. |
|
1831 |
||
1463
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
1832 |
optByteCode := self optimizedConditionFor:theReceiver with:theByteCode for:aCompiler. |
140 | 1833 |
optByteCode notNil ifTrue:[ |
1059 | 1834 |
((optByteCode == #eqJump) or:[optByteCode == #notEqJump]) ifTrue:[ |
1835 |
theArg := theReceiver arg1 |
|
1836 |
]. |
|
1837 |
theReceiver := theReceiver receiver. |
|
1838 |
theByteCode := optByteCode |
|
140 | 1839 |
]. |
1840 |
theReceiver codeOn:aStream inBlock:b for:aCompiler. |
|
1841 |
theArg notNil ifTrue:[ |
|
1059 | 1842 |
theArg codeOn:aStream inBlock:b for:aCompiler |
140 | 1843 |
]. |
1844 |
aStream nextPut:theByteCode. |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1845 |
pos1 := aStream position1Based. |
140 | 1846 |
aStream nextPut:0. |
1847 |
||
1848 |
||
1849 |
theReceiver := receiver arg1. |
|
434
c48a356d8a34
oops - optimizable or: ... ifTrue/ifFalse generated
Claus Gittinger <cg@exept.de>
parents:
429
diff
changeset
|
1850 |
theArg := nil. |
140 | 1851 |
|
1852 |
"new:" |
|
1853 |
(selector == #ifTrue:) ifTrue:[ |
|
1059 | 1854 |
theByteCode := #falseJump |
140 | 1855 |
] ifFalse:[ |
1059 | 1856 |
theByteCode := #trueJump |
140 | 1857 |
]. |
1463
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
1858 |
optByteCode := self optimizedConditionFor:theReceiver with:theByteCode for:aCompiler. |
140 | 1859 |
optByteCode notNil ifTrue:[ |
1059 | 1860 |
theReceiver isBlock ifTrue:[ |
1861 |
theReceiver := theReceiver statements expression |
|
1862 |
]. |
|
1863 |
((optByteCode == #eqJump) or:[optByteCode == #notEqJump]) ifTrue:[ |
|
1864 |
theArg := theReceiver arg1 |
|
1865 |
]. |
|
1866 |
theReceiver := theReceiver receiver. |
|
1867 |
theByteCode := optByteCode. |
|
1868 |
||
1869 |
theReceiver codeOn:aStream inBlock:b for:aCompiler. |
|
1870 |
theArg notNil ifTrue:[ |
|
1871 |
theArg codeOn:aStream inBlock:b for:aCompiler |
|
1872 |
]. |
|
1873 |
aStream nextPut:theByteCode. |
|
140 | 1874 |
|
1875 |
] ifFalse:[ |
|
1876 |
"org" |
|
1059 | 1877 |
theReceiver codeInlineOn:aStream inBlock:b for:aCompiler. |
1878 |
(selector == #ifTrue:) ifTrue:[ |
|
1879 |
jmp := #falseJump |
|
1880 |
] ifFalse:[ |
|
1881 |
jmp := #trueJump |
|
1882 |
]. |
|
1883 |
aStream nextPut:jmp |
|
140 | 1884 |
]. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1885 |
pos2 := aStream position1Based. |
140 | 1886 |
aStream nextPut:0. |
1887 |
(selector == #ifTrue:) ifTrue:[ |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1888 |
(aStream contents) at:pos1 put:(aStream position1Based) |
140 | 1889 |
]. |
1059 | 1890 |
block := argArray at: 1. |
1435
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
1891 |
self codeBlockEvaluation:block on:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
140 | 1892 |
|
1893 |
code := aStream contents. |
|
1894 |
valueNeeded ifTrue:[ |
|
1059 | 1895 |
aStream nextPut:#jump. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1896 |
pos3 := aStream position1Based. |
1059 | 1897 |
aStream nextPut:0. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1898 |
here := aStream position1Based. |
1059 | 1899 |
(selector == #ifFalse:) ifTrue:[ |
1900 |
code at:pos1 put:here |
|
1901 |
]. |
|
1902 |
code at:pos2 put:here. |
|
1903 |
aStream nextPut:#pushNil. |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1904 |
code at:pos3 put:(aStream position1Based) |
140 | 1905 |
] ifFalse:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1906 |
here := aStream position1Based. |
1059 | 1907 |
(selector == #ifFalse:) ifTrue:[ |
1908 |
code at:pos1 put:here |
|
1909 |
]. |
|
1910 |
code at:pos2 put:here |
|
140 | 1911 |
] |
434
c48a356d8a34
oops - optimizable or: ... ifTrue/ifFalse generated
Claus Gittinger <cg@exept.de>
parents:
429
diff
changeset
|
1912 |
|
c48a356d8a34
oops - optimizable or: ... ifTrue/ifFalse generated
Claus Gittinger <cg@exept.de>
parents:
429
diff
changeset
|
1913 |
"Modified: 9.11.1996 / 19:52:26 / cg" |
140 | 1914 |
! |
1915 |
||
289 | 1916 |
codeOrOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
1917 |
"generate code for (x or:[y])" |
|
1918 |
||
1919 |
|pos1 rightExpr| |
|
1920 |
||
1464
fa19f86d1ef4
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1463
diff
changeset
|
1921 |
aCompiler addLiteral:#or:. |
fa19f86d1ef4
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1463
diff
changeset
|
1922 |
|
289 | 1923 |
receiver codeOn:aStream inBlock:b for:aCompiler. |
1924 |
valueNeeded ifTrue:[ |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1925 |
aStream nextPut:#dup. |
289 | 1926 |
]. |
1927 |
aStream nextPut:#trueJump. |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1928 |
pos1 := aStream position1Based. |
289 | 1929 |
aStream nextPut:0. |
1930 |
valueNeeded ifTrue:[ |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1931 |
aStream nextPut:#drop. |
289 | 1932 |
]. |
1933 |
rightExpr := argArray at:1. |
|
1934 |
rightExpr codeInlineOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
|
1935 |
||
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1936 |
(aStream contents) at:pos1 put:(aStream position1Based) |
289 | 1937 |
|
1938 |
"Created: 17.6.1996 / 15:40:22 / cg" |
|
1939 |
"Modified: 17.6.1996 / 15:47:22 / cg" |
|
1940 |
! |
|
1941 |
||
436 | 1942 |
codeQuestOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
627 | 1943 |
"generate code for x ? y. |
1944 |
However, this is only done for non-send args." |
|
436 | 1945 |
|
1946 |
|pos code| |
|
1947 |
||
1464
fa19f86d1ef4
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1463
diff
changeset
|
1948 |
aCompiler addLiteral:#'?'. |
fa19f86d1ef4
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1463
diff
changeset
|
1949 |
|
436 | 1950 |
receiver codeOn:aStream inBlock:b for:aCompiler. |
1951 |
aStream nextPut:#dup. |
|
1952 |
aStream nextPut:#notNilJump. |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1953 |
pos := aStream position1Based. |
437 | 1954 |
aStream nextPut:0. |
436 | 1955 |
|
1956 |
aStream nextPut:#drop. |
|
1957 |
(argArray at: 1) codeOn:aStream inBlock:b for:aCompiler. |
|
1958 |
||
1959 |
code := aStream contents. |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1960 |
code at:pos put:(aStream position1Based). |
909
4917ac8408fb
oops - inlined ? for-effect left value on top of stack
Claus Gittinger <cg@exept.de>
parents:
908
diff
changeset
|
1961 |
|
4917ac8408fb
oops - inlined ? for-effect left value on top of stack
Claus Gittinger <cg@exept.de>
parents:
908
diff
changeset
|
1962 |
valueNeeded ifFalse:[ |
4917ac8408fb
oops - inlined ? for-effect left value on top of stack
Claus Gittinger <cg@exept.de>
parents:
908
diff
changeset
|
1963 |
aStream nextPut:#drop. |
4917ac8408fb
oops - inlined ? for-effect left value on top of stack
Claus Gittinger <cg@exept.de>
parents:
908
diff
changeset
|
1964 |
]. |
436 | 1965 |
|
627 | 1966 |
"Created: / 10.11.1996 / 18:28:57 / cg" |
1967 |
"Modified: / 28.10.1997 / 18:16:20 / cg" |
|
436 | 1968 |
! |
1969 |
||
602 | 1970 |
codeRepeatOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
1425 | 1971 |
"generate code for |
1972 |
[ ... ] repeat |
|
1973 |
and: |
|
1974 |
[ ... ] loop |
|
1975 |
" |
|
602 | 1976 |
|
1977 |
|pos| |
|
1978 |
||
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
1979 |
pos := aStream position1Based. |
602 | 1980 |
receiver codeInlineOn:aStream inBlock:b valueNeeded:false for:aCompiler. |
1981 |
aStream nextPut:#jump; nextPut:pos. |
|
1982 |
||
1983 |
"Created: 29.8.1997 / 08:14:58 / cg" |
|
1984 |
! |
|
1985 |
||
104 | 1986 |
codeSendOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
0 | 1987 |
"like code on, but assumes that receiver has already been |
1988 |
coded onto stack - needed for cascade" |
|
1989 |
||
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1990 |
|nargs isBuiltIn code litIndex cls clsLitIndex isSuper realReceiver |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
1991 |
noSendDrop alreadyDropped| |
1045 | 1992 |
|
1500
3c4cb012b24b
Lazy conversion of selector strings to symbols.
Stefan Vogel <sv@exept.de>
parents:
1480
diff
changeset
|
1993 |
selector := selector asSymbol. |
1048 | 1994 |
noSendDrop := aCompiler class newCodeSet == true. |
861
ccaa0ba5e7af
generate selector symbols late (when compiling or evaluating)
Claus Gittinger <cg@exept.de>
parents:
856
diff
changeset
|
1995 |
|
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1996 |
realReceiver := self realReceiver. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
1997 |
isSuper := realReceiver isSuper. |
0 | 1998 |
|
1999 |
argArray isNil ifTrue:[ |
|
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2000 |
nargs := 0 |
0 | 2001 |
] ifFalse:[ |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2002 |
nargs := argArray size |
0 | 2003 |
]. |
2004 |
||
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2005 |
litIndex := aCompiler addLiteral:selector. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2006 |
|
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2007 |
isBuiltIn := isSuper not and:[ aCompiler isBuiltInSelector:selector forReceiver:receiver ]. |
0 | 2008 |
|
2009 |
"can we use a send-bytecode ?" |
|
2010 |
isBuiltIn ifTrue:[ |
|
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2011 |
(nargs > 0) ifTrue:[ |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2012 |
(argArray at:1) codeOn:aStream inBlock:b for:aCompiler. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2013 |
(nargs > 1) ifTrue:[ |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2014 |
(argArray at:2) codeOn:aStream inBlock:b for:aCompiler |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2015 |
] |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2016 |
]. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2017 |
aStream nextPut:selector. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2018 |
(aCompiler hasLineNumber:selector) ifTrue:[ |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2019 |
aStream nextPut:lineNr. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2020 |
]. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2021 |
valueNeeded ifFalse:[ |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2022 |
aStream nextPut:#drop |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2023 |
]. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2024 |
^ self |
0 | 2025 |
]. |
2026 |
||
2027 |
argArray notNil ifTrue:[ |
|
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2028 |
argArray do:[:arg | |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2029 |
arg codeOn:aStream inBlock:b for:aCompiler |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2030 |
] |
0 | 2031 |
]. |
2032 |
||
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2033 |
isSuper ifTrue:[ |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2034 |
cls := aCompiler targetClass. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2035 |
realReceiver isHere ifTrue:[ |
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2036 |
"/ same code as supersend, but targetClass starts search |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2037 |
] ifFalse:[ |
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2038 |
"/ targetClasses superclass starts search |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2039 |
cls := cls superclass. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2040 |
]. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2041 |
clsLitIndex := aCompiler addLiteral:cls. |
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2042 |
self emitSuperSendLiteralIndex:litIndex classLiteralIndex:clsLitIndex numArgs:nargs line:lineNr on:aStream. |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2043 |
valueNeeded ifFalse:[ |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2044 |
aStream nextPut:#drop |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2045 |
]. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2046 |
^ self |
0 | 2047 |
]. |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2048 |
|
0 | 2049 |
(nargs == 0) ifTrue:[ |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2050 |
(selector == #yourself) ifTrue:[ |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2051 |
"yourself is often added to get the receiver - |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2052 |
we get it without the yourself-message" |
0 | 2053 |
|
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2054 |
valueNeeded ifFalse:[ |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2055 |
aStream nextPut:#drop |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2056 |
]. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2057 |
^ self |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2058 |
]. |
49 | 2059 |
]. |
0 | 2060 |
|
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2061 |
alreadyDropped := false. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2062 |
valueNeeded ifTrue:[ noSendDrop := true ]. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2063 |
|
117 | 2064 |
litIndex <= 255 ifTrue:[ |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2065 |
(nargs <= 3) ifTrue:[ |
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2066 |
noSendDrop ifTrue:[ |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2067 |
code := #(send0 send1 send2 send3) at:(nargs+1). |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2068 |
] ifFalse:[ |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2069 |
code := #(sendDrop0 sendDrop1 sendDrop2 sendDrop3) at:(nargs+1). |
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2070 |
alreadyDropped := true. |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2071 |
]. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2072 |
aStream nextPut:code; nextPut:lineNr; nextPut:litIndex. |
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2073 |
valueNeeded ifFalse:[ |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2074 |
alreadyDropped ifFalse:[ |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2075 |
aStream nextPut:#drop |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2076 |
]. |
1045 | 2077 |
]. |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2078 |
^ self |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2079 |
]. |
106 | 2080 |
|
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2081 |
noSendDrop ifTrue:[ |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2082 |
code := #send |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2083 |
] ifFalse:[ |
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2084 |
code := #sendDrop. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2085 |
alreadyDropped := true. |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2086 |
]. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2087 |
aStream nextPut:code; nextPut:lineNr; nextPut:litIndex; nextPut:nargs. |
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2088 |
valueNeeded ifFalse:[ |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2089 |
alreadyDropped ifFalse:[ |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2090 |
aStream nextPut:#drop |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2091 |
]. |
1045 | 2092 |
]. |
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2093 |
^ self |
0 | 2094 |
]. |
49 | 2095 |
|
1809
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2096 |
self emitSendLiteralIndex:litIndex numArgs:nargs line:lineNr on:aStream. |
007cb2a08623
some code savers for common code-emit;
Claus Gittinger <cg@exept.de>
parents:
1801
diff
changeset
|
2097 |
valueNeeded ifFalse:[ |
1045 | 2098 |
aStream nextPut:#drop |
2099 |
]. |
|
189
673580572edd
fixed cascades involving super sends (i.e. super foo; bar)
Claus Gittinger <cg@exept.de>
parents:
186
diff
changeset
|
2100 |
|
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2101 |
"Modified: / 16.7.1998 / 20:26:52 / cg" |
0 | 2102 |
! |
2103 |
||
140 | 2104 |
codeTimesRepeatOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
2105 |
"generate code for n timesRepeat:[ ... ]" |
|
2106 |
||
908
294e131f2f6d
oops - 0 timesRepeat (with constant receiver) did it once
Claus Gittinger <cg@exept.de>
parents:
905
diff
changeset
|
2107 |
|pos1 pos2 lateEval loopCount| |
349
7632e597a3df
no need to keep receiver on stack for
Claus Gittinger <cg@exept.de>
parents:
338
diff
changeset
|
2108 |
|
7632e597a3df
no need to keep receiver on stack for
Claus Gittinger <cg@exept.de>
parents:
338
diff
changeset
|
2109 |
lateEval := false. |
528
0a35ed44989f
oops - timesRepeat dupped one too many
Claus Gittinger <cg@exept.de>
parents:
437
diff
changeset
|
2110 |
|
908
294e131f2f6d
oops - 0 timesRepeat (with constant receiver) did it once
Claus Gittinger <cg@exept.de>
parents:
905
diff
changeset
|
2111 |
receiver isConstant ifTrue:[ |
294e131f2f6d
oops - 0 timesRepeat (with constant receiver) did it once
Claus Gittinger <cg@exept.de>
parents:
905
diff
changeset
|
2112 |
loopCount := receiver evaluate. |
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2113 |
(loopCount isMemberOf:SmallInteger) ifFalse:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2114 |
loopCount := nil. |
908
294e131f2f6d
oops - 0 timesRepeat (with constant receiver) did it once
Claus Gittinger <cg@exept.de>
parents:
905
diff
changeset
|
2115 |
] ifTrue:[ |
294e131f2f6d
oops - 0 timesRepeat (with constant receiver) did it once
Claus Gittinger <cg@exept.de>
parents:
905
diff
changeset
|
2116 |
loopCount <= 0 ifTrue:[ |
294e131f2f6d
oops - 0 timesRepeat (with constant receiver) did it once
Claus Gittinger <cg@exept.de>
parents:
905
diff
changeset
|
2117 |
"/ thats it - all we need is the receiver on the stack |
294e131f2f6d
oops - 0 timesRepeat (with constant receiver) did it once
Claus Gittinger <cg@exept.de>
parents:
905
diff
changeset
|
2118 |
valueNeeded ifTrue:[ |
294e131f2f6d
oops - 0 timesRepeat (with constant receiver) did it once
Claus Gittinger <cg@exept.de>
parents:
905
diff
changeset
|
2119 |
receiver codeOn:aStream inBlock:b for:aCompiler. |
294e131f2f6d
oops - 0 timesRepeat (with constant receiver) did it once
Claus Gittinger <cg@exept.de>
parents:
905
diff
changeset
|
2120 |
]. |
294e131f2f6d
oops - 0 timesRepeat (with constant receiver) did it once
Claus Gittinger <cg@exept.de>
parents:
905
diff
changeset
|
2121 |
^ self |
294e131f2f6d
oops - 0 timesRepeat (with constant receiver) did it once
Claus Gittinger <cg@exept.de>
parents:
905
diff
changeset
|
2122 |
] |
294e131f2f6d
oops - 0 timesRepeat (with constant receiver) did it once
Claus Gittinger <cg@exept.de>
parents:
905
diff
changeset
|
2123 |
]. |
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2124 |
]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2125 |
|
908
294e131f2f6d
oops - 0 timesRepeat (with constant receiver) did it once
Claus Gittinger <cg@exept.de>
parents:
905
diff
changeset
|
2126 |
receiver codeOn:aStream inBlock:b for:aCompiler. |
294e131f2f6d
oops - 0 timesRepeat (with constant receiver) did it once
Claus Gittinger <cg@exept.de>
parents:
905
diff
changeset
|
2127 |
|
349
7632e597a3df
no need to keep receiver on stack for
Claus Gittinger <cg@exept.de>
parents:
338
diff
changeset
|
2128 |
valueNeeded ifTrue:[ |
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2129 |
"/ easily reconstructable - no need to keep on stack |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2130 |
loopCount notNil ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2131 |
lateEval := true. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2132 |
]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2133 |
lateEval ifFalse:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2134 |
aStream nextPut:#dup |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2135 |
]. |
349
7632e597a3df
no need to keep receiver on stack for
Claus Gittinger <cg@exept.de>
parents:
338
diff
changeset
|
2136 |
]. |
96 | 2137 |
|
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2138 |
loopCount isNil ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2139 |
aStream nextPut:#pushgt0; nextPut:lineNr; nextPut:#falseJump. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2140 |
pos2 := aStream position1Based. |
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2141 |
aStream nextPut:0. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2142 |
]. |
140 | 2143 |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2144 |
pos1 := aStream position1Based. |
140 | 2145 |
(argArray at:1) codeInlineOn:aStream inBlock:b valueNeeded:false for:aCompiler. |
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2146 |
aStream nextPut:#minus1; nextPut:lineNr. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2147 |
aStream nextPut:#pushgt0; nextPut:lineNr. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2148 |
aStream nextPut:#trueJump; nextPut:pos1. |
140 | 2149 |
|
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2150 |
pos2 notNil ifTrue:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2151 |
(aStream contents) at:pos2 put:(aStream position1Based). |
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2152 |
]. |
528
0a35ed44989f
oops - timesRepeat dupped one too many
Claus Gittinger <cg@exept.de>
parents:
437
diff
changeset
|
2153 |
aStream nextPut:#drop. "/ drop run variable |
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2154 |
|
349
7632e597a3df
no need to keep receiver on stack for
Claus Gittinger <cg@exept.de>
parents:
338
diff
changeset
|
2155 |
lateEval ifTrue:[ |
908
294e131f2f6d
oops - 0 timesRepeat (with constant receiver) did it once
Claus Gittinger <cg@exept.de>
parents:
905
diff
changeset
|
2156 |
receiver codeOn:aStream inBlock:b for:aCompiler. |
349
7632e597a3df
no need to keep receiver on stack for
Claus Gittinger <cg@exept.de>
parents:
338
diff
changeset
|
2157 |
] |
7632e597a3df
no need to keep receiver on stack for
Claus Gittinger <cg@exept.de>
parents:
338
diff
changeset
|
2158 |
|
528
0a35ed44989f
oops - timesRepeat dupped one too many
Claus Gittinger <cg@exept.de>
parents:
437
diff
changeset
|
2159 |
"Modified: 27.5.1997 / 14:28:49 / cg" |
140 | 2160 |
! |
2161 |
||
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2162 |
codeToByDoOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2163 |
"generate code for a to:b by:c do:[:arg | ... ]" |
561
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2164 |
|
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2165 |
|pos pos2 start stop step lateEval theBlock loopVarIndex |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2166 |
stepVal stopVarIndex| |
561
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2167 |
|
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2168 |
"/ NOTICE: could compile it as a timesRepeat-like loop, if |
561
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2169 |
"/ the loop-counter is not accessed within the loop-block. |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2170 |
"/ This generates somewhat (15%) faster code, but makes |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2171 |
"/ debugging somewhat difficult (no loop-value seen in debugger). |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2172 |
|
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2173 |
start := receiver. |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2174 |
stop := (argArray at:1). |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2175 |
step := (argArray at:2). |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2176 |
|
1397 | 2177 |
"/ stop isConstant ifFalse:[self error:'should not happen' mayProceed:true]. |
2178 |
"/ (stop evaluate isMemberOf:SmallInteger) ifFalse:[self error:'should not happen' mayProceed:true]. |
|
2179 |
||
2180 |
step isConstant ifFalse:[self error:'should not happen' mayProceed:true]. |
|
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2181 |
stepVal := step evaluate. |
1397 | 2182 |
(stepVal isMemberOf:SmallInteger) ifFalse:[ |
2183 |
self error:'should not happen' mayProceed:true |
|
2184 |
]. |
|
561
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2185 |
|
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2186 |
start codeOn:aStream inBlock:b for:aCompiler. |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2187 |
|
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2188 |
lateEval := false. |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2189 |
|
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2190 |
valueNeeded ifTrue:[ |
1281
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2191 |
"/ easily reconstructable - no need to keep on stack |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2192 |
start isConstant ifTrue:[ |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2193 |
(start evaluate isMemberOf:SmallInteger) ifTrue:[ |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2194 |
lateEval := true. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2195 |
] |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2196 |
]. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2197 |
lateEval ifFalse:[ |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2198 |
aStream nextPut:#dup |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2199 |
]. |
561
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2200 |
]. |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2201 |
|
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2202 |
"/ if stop is not constant, and not an argVar, |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2203 |
"/ evaluate it into a temp slot ... |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2204 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2205 |
(stop isConstant and:[stop type == #Integer]) ifFalse:[ |
1281
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2206 |
"/ a method/blockArg is constant as well ... |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2207 |
(stop isVariable and:[stop isArgument]) ifFalse:[ |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2208 |
stop codeOn:aStream inBlock:b for:aCompiler. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2209 |
|
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2210 |
b isNil ifTrue:[ |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2211 |
stopVarIndex := aCompiler addTempVar. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2212 |
aStream nextPut:#storeMethodVar; nextPut:stopVarIndex. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2213 |
] ifFalse:[ |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2214 |
stopVarIndex := b addTempVar. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2215 |
aStream nextPut:#storeBlockVar; nextPut:stopVarIndex. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2216 |
]. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2217 |
] |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2218 |
]. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2219 |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2220 |
pos := aStream position1Based. |
561
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2221 |
|
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2222 |
aStream nextPut:#dup. |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2223 |
stopVarIndex notNil ifTrue:[ |
1281
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2224 |
b isNil ifTrue:[ |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2225 |
aStream nextPut:#pushMethodVar; nextPut:stopVarIndex. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2226 |
] ifFalse:[ |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2227 |
aStream nextPut:#pushBlockVar; nextPut:stopVarIndex. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2228 |
] |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2229 |
] ifFalse:[ |
1281
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2230 |
stop codeOn:aStream inBlock:b for:aCompiler. |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2231 |
]. |
1281
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2232 |
stepVal >= 0 ifTrue:[ |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2233 |
aStream nextPut:#>. |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2234 |
] ifFalse:[ |
1281
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2235 |
aStream nextPut:#<. |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2236 |
]. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2237 |
(aCompiler hasLineNumber:selector) ifTrue:[ |
1281
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2238 |
aStream nextPut:lineNr. |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2239 |
]. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2240 |
aStream nextPut:#trueJump. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2241 |
pos2 := aStream position1Based. |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2242 |
aStream nextPut:0. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2243 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2244 |
theBlock := argArray at:3. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2245 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2246 |
"/ need a temporary in the outer context for |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2247 |
"/ the loop ... |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2248 |
b isNil ifTrue:[ |
1281
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2249 |
loopVarIndex := aCompiler addTempVar. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2250 |
aStream nextPut:#dup. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2251 |
aStream nextPut:#storeMethodVar; nextPut:loopVarIndex. |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2252 |
] ifFalse:[ |
1281
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2253 |
loopVarIndex := b addTempVar. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2254 |
aStream nextPut:#dup. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2255 |
aStream nextPut:#storeBlockVar; nextPut:loopVarIndex. |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2256 |
]. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2257 |
theBlock indexOfFirstTemp:loopVarIndex. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2258 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2259 |
theBlock codeInlineOn:aStream inBlock:b valueNeeded:false for:aCompiler. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2260 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2261 |
"/ increment/decrement counter & jump back. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2262 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2263 |
stepVal == 1 ifTrue:[ |
1281
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2264 |
aStream nextPut:#plus1; nextPut:lineNr. |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2265 |
] ifFalse:[ |
1281
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2266 |
stepVal == -1 ifTrue:[ |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2267 |
aStream nextPut:#minus1; nextPut:lineNr. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2268 |
] ifFalse:[ |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2269 |
step codeOn:aStream inBlock:b for:aCompiler. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2270 |
aStream nextPut:#+. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2271 |
(aCompiler hasLineNumber:#+) ifTrue:[ |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2272 |
aStream nextPut:lineNr. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2273 |
]. |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2274 |
] |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2275 |
]. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2276 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2277 |
aStream nextPut:#jump; nextPut:pos. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2278 |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2279 |
(aStream contents) at:pos2 put:(aStream position1Based). |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2280 |
aStream nextPut:#drop. "/ drop run variable |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2281 |
lateEval ifTrue:[ |
1281
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2282 |
start codeOn:aStream inBlock:b for:aCompiler. |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2283 |
]. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2284 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2285 |
"/ no need to nil-out loop-tempVar to help GC |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2286 |
"/ (its integer, anyway). |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2287 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2288 |
b isNil ifTrue:[ |
1281
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2289 |
aCompiler removeTempVar |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2290 |
] ifFalse:[ |
1281
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2291 |
b removeTempVar |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2292 |
]. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2293 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2294 |
stopVarIndex notNil ifTrue:[ |
1281
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2295 |
b isNil ifTrue:[ |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2296 |
aCompiler removeTempVar |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2297 |
] ifFalse:[ |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2298 |
b removeTempVar |
e70c494950b2
ansi error: to:by:do: with 0 increment.
Claus Gittinger <cg@exept.de>
parents:
1266
diff
changeset
|
2299 |
] |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2300 |
]. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2301 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2302 |
"Created: 27.6.1997 / 12:48:18 / cg" |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2303 |
"Modified: 27.6.1997 / 13:43:06 / cg" |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2304 |
! |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2305 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2306 |
codeToDoOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2307 |
"generate code for n to:n do:[:unusedArg | ... ]" |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2308 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2309 |
|pos pos2 start stop lateEval theBlock loopVarIndex |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2310 |
stopVarIndex| |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2311 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2312 |
"/ NOTICE: could compile it as a timesRepeat, if |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2313 |
"/ the loop-counter is not accessed within the loop-block. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2314 |
"/ This generates somewhat (15%) faster code, but makes |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2315 |
"/ debugging somewhat difficult (no loop-value seen in debugger). |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2316 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2317 |
start := receiver. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2318 |
stop := (argArray at:1). |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2319 |
"/ stop isConstant ifFalse:[self halt:'should not happen']. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2320 |
"/ (stop evaluate isMemberOf:SmallInteger) ifFalse:[self halt:'should not happen']. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2321 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2322 |
start codeOn:aStream inBlock:b for:aCompiler. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2323 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2324 |
lateEval := false. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2325 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2326 |
valueNeeded ifTrue:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2327 |
"/ easily reconstructable - no need to keep on stack |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2328 |
start isConstant ifTrue:[ |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2329 |
(start evaluate isMemberOf:SmallInteger) ifTrue:[ |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2330 |
lateEval := true. |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2331 |
] |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2332 |
]. |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2333 |
lateEval ifFalse:[ |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2334 |
aStream nextPut:#dup |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2335 |
]. |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2336 |
]. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2337 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2338 |
"/ if stop is not constant, and not an argVar, |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2339 |
"/ evaluate it into a temp slot ... |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2340 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2341 |
(stop isConstant and:[stop type == #Integer]) ifFalse:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2342 |
"/ a method/blockArg is constant as well ... |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2343 |
(stop isVariable and:[stop isArgument]) ifFalse:[ |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2344 |
stop codeOn:aStream inBlock:b for:aCompiler. |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2345 |
|
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2346 |
b isNil ifTrue:[ |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2347 |
stopVarIndex := aCompiler addTempVar. |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2348 |
aStream nextPut:#storeMethodVar; nextPut:stopVarIndex. |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2349 |
] ifFalse:[ |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2350 |
stopVarIndex := b addTempVar. |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2351 |
aStream nextPut:#storeBlockVar; nextPut:stopVarIndex. |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2352 |
]. |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2353 |
] |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2354 |
]. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2355 |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2356 |
pos := aStream position1Based. |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2357 |
|
624 | 2358 |
aStream nextPut:#lineno; nextPut:lineNr. |
2359 |
||
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2360 |
aStream nextPut:#dup. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2361 |
stopVarIndex notNil ifTrue:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2362 |
b isNil ifTrue:[ |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2363 |
aStream nextPut:#pushMethodVar; nextPut:stopVarIndex. |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2364 |
] ifFalse:[ |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2365 |
aStream nextPut:#pushBlockVar; nextPut:stopVarIndex. |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2366 |
] |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2367 |
] ifFalse:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2368 |
stop codeOn:aStream inBlock:b for:aCompiler. |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2369 |
]. |
561
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2370 |
aStream nextPut:#>. |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2371 |
(aCompiler hasLineNumber:selector) ifTrue:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2372 |
aStream nextPut:lineNr. |
561
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2373 |
]. |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2374 |
aStream nextPut:#trueJump. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2375 |
pos2 := aStream position1Based. |
561
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2376 |
aStream nextPut:0. |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2377 |
|
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2378 |
theBlock := argArray at:2. |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2379 |
|
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2380 |
"/ need a temporary in the outer context for |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2381 |
"/ the loop ... |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2382 |
b isNil ifTrue:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2383 |
loopVarIndex := aCompiler addTempVar. |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2384 |
aStream nextPut:#dup. |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2385 |
aStream nextPut:#storeMethodVar; nextPut:loopVarIndex. |
561
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2386 |
] ifFalse:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2387 |
loopVarIndex := b addTempVar. |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2388 |
aStream nextPut:#dup. |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2389 |
aStream nextPut:#storeBlockVar; nextPut:loopVarIndex. |
561
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2390 |
]. |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2391 |
theBlock indexOfFirstTemp:loopVarIndex. |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2392 |
|
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2393 |
theBlock codeInlineOn:aStream inBlock:b valueNeeded:false for:aCompiler. |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2394 |
|
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2395 |
"/ increment counter & jump back. |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2396 |
|
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2397 |
aStream nextPut:#plus1; nextPut:lineNr; nextPut:#jump; nextPut:pos. |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2398 |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2399 |
(aStream contents) at:pos2 put:(aStream position1Based). |
561
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2400 |
aStream nextPut:#drop. "/ drop run variable |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2401 |
lateEval ifTrue:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2402 |
start codeOn:aStream inBlock:b for:aCompiler. |
561
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2403 |
]. |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2404 |
|
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2405 |
"/ no need to nil-out loop-tempVar to help GC |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2406 |
"/ (its integer, anyway). |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2407 |
|
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2408 |
b isNil ifTrue:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2409 |
aCompiler removeTempVar |
561
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2410 |
] ifFalse:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2411 |
b removeTempVar |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2412 |
]. |
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2413 |
|
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2414 |
stopVarIndex notNil ifTrue:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2415 |
b isNil ifTrue:[ |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2416 |
aCompiler removeTempVar |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2417 |
] ifFalse:[ |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2418 |
b removeTempVar |
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2419 |
] |
565
00673e9d6edc
more inlining of #to:do: and #to:by:do:
Claus Gittinger <cg@exept.de>
parents:
564
diff
changeset
|
2420 |
]. |
561
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2421 |
|
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2422 |
"Created: 26.6.1997 / 10:58:47 / cg" |
624 | 2423 |
"Modified: 19.10.1997 / 01:31:40 / cg" |
561
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2424 |
! |
19279079cc9a
inline toDo blocks withs constant start/stop
Claus Gittinger <cg@exept.de>
parents:
552
diff
changeset
|
2425 |
|
1435
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
2426 |
codeValueSendOn:aStream for:aCompiler |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
2427 |
"/ send #value to the top of the stack ... |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
2428 |
aStream nextPut:#value. |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
2429 |
(aCompiler hasLineNumber:#value) ifTrue:[ |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
2430 |
aStream nextPut:lineNr. |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
2431 |
] |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
2432 |
! |
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
2433 |
|
140 | 2434 |
codeWhileOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
200
b2f77bd77070
inline code for [...] whileXXX
Claus Gittinger <cg@exept.de>
parents:
199
diff
changeset
|
2435 |
"generate code for |
817 | 2436 |
[...] whileXXX:[ ... ] |
200
b2f77bd77070
inline code for [...] whileXXX
Claus Gittinger <cg@exept.de>
parents:
199
diff
changeset
|
2437 |
and also |
817 | 2438 |
[...] whileXXX |
200
b2f77bd77070
inline code for [...] whileXXX
Claus Gittinger <cg@exept.de>
parents:
199
diff
changeset
|
2439 |
" |
140 | 2440 |
|
200
b2f77bd77070
inline code for [...] whileXXX
Claus Gittinger <cg@exept.de>
parents:
199
diff
changeset
|
2441 |
|pos pos2 theReceiver theArg theByteCode optByteCode needLineNr blockExpr |
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2442 |
hasLoopBlock fastReceiver condStats constCondition| |
0 | 2443 |
|
200
b2f77bd77070
inline code for [...] whileXXX
Claus Gittinger <cg@exept.de>
parents:
199
diff
changeset
|
2444 |
hasLoopBlock := true. |
140 | 2445 |
(selector == #whileTrue:) ifTrue:[ |
817 | 2446 |
theByteCode := #falseJump. |
0 | 2447 |
] ifFalse:[ |
817 | 2448 |
(selector == #whileFalse:) ifTrue:[ |
2449 |
theByteCode := #trueJump |
|
2450 |
] ifFalse:[ |
|
2451 |
hasLoopBlock := false. |
|
2452 |
(selector == #whileTrue) ifTrue:[ |
|
2453 |
theByteCode := #trueJump |
|
2454 |
] ifFalse:[ |
|
2455 |
theByteCode := #falseJump |
|
2456 |
]. |
|
2457 |
] |
|
140 | 2458 |
]. |
2459 |
||
2460 |
theReceiver := receiver. |
|
370
09c13380b03b
slightly better code for "[true] whileTrue:[ ...]"
Claus Gittinger <cg@exept.de>
parents:
349
diff
changeset
|
2461 |
|
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2462 |
(receiver isBlock |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2463 |
and:[(condStats := receiver statements) notNil |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2464 |
and:[condStats nextStatement isNil |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2465 |
and:[condStats expression notNil]]]) |
370
09c13380b03b
slightly better code for "[true] whileTrue:[ ...]"
Claus Gittinger <cg@exept.de>
parents:
349
diff
changeset
|
2466 |
ifTrue:[ |
817 | 2467 |
fastReceiver := receiver statements expression. |
1463
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2468 |
optByteCode := self optimizedConditionFor:fastReceiver with:theByteCode for:aCompiler. |
370
09c13380b03b
slightly better code for "[true] whileTrue:[ ...]"
Claus Gittinger <cg@exept.de>
parents:
349
diff
changeset
|
2469 |
] ifFalse:[ |
1463
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2470 |
optByteCode := self optimizedConditionFor:theReceiver with:theByteCode for:aCompiler. |
370
09c13380b03b
slightly better code for "[true] whileTrue:[ ...]"
Claus Gittinger <cg@exept.de>
parents:
349
diff
changeset
|
2471 |
]. |
09c13380b03b
slightly better code for "[true] whileTrue:[ ...]"
Claus Gittinger <cg@exept.de>
parents:
349
diff
changeset
|
2472 |
|
140 | 2473 |
optByteCode notNil ifTrue:[ |
817 | 2474 |
((optByteCode == #eqJump) or:[optByteCode == #notEqJump]) ifTrue:[ |
2475 |
theArg := receiver statements expression arg1 |
|
2476 |
]. |
|
2477 |
theReceiver := receiver statements expression receiver. |
|
2478 |
theByteCode := optByteCode |
|
140 | 2479 |
]. |
2480 |
||
2481 |
"/ OLD: |
|
2482 |
"/ valueNeeded ifTrue:[aStream nextPut:#pushNil]. |
|
2483 |
"/ |
|
167 | 2484 |
needLineNr := true. |
2485 |
||
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2486 |
pos := aStream position1Based. |
386 | 2487 |
|
389
8aa5f9f08139
care for lineNumber in while-loop
Claus Gittinger <cg@exept.de>
parents:
386
diff
changeset
|
2488 |
"/ aCompiler lineNumberInfo == #full ifTrue:[ |
817 | 2489 |
self codeLineNumber:lineNr on:aStream for:aCompiler. |
2490 |
needLineNr := false. |
|
389
8aa5f9f08139
care for lineNumber in while-loop
Claus Gittinger <cg@exept.de>
parents:
386
diff
changeset
|
2491 |
"/ ]. |
386 | 2492 |
|
140 | 2493 |
optByteCode notNil ifTrue:[ |
817 | 2494 |
theReceiver codeOn:aStream inBlock:b for:aCompiler. |
2495 |
theArg notNil ifTrue:[ |
|
2496 |
theArg codeOn:aStream inBlock:b for:aCompiler |
|
2497 |
] |
|
140 | 2498 |
] ifFalse:[ |
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2499 |
(fastReceiver notNil |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2500 |
and:[fastReceiver isConstant]) ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2501 |
constCondition := fastReceiver evaluate. |
817 | 2502 |
theByteCode == #trueJump ifTrue:[ |
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2503 |
constCondition == true ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2504 |
theByteCode := #jump |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2505 |
] ifFalse:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2506 |
constCondition == false ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2507 |
theByteCode := #never |
817 | 2508 |
] |
2509 |
] |
|
2510 |
] ifFalse:[ |
|
2511 |
theByteCode == #falseJump ifTrue:[ |
|
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2512 |
constCondition == false ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2513 |
theByteCode := #jump |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2514 |
] ifFalse:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2515 |
constCondition == true ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2516 |
theByteCode := #never |
817 | 2517 |
] |
2518 |
] |
|
2519 |
] |
|
2520 |
] |
|
2521 |
]. |
|
167 | 2522 |
|
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2523 |
(theByteCode ~~ #jump and:[theByteCode ~~ #never]) ifTrue:[ |
817 | 2524 |
theReceiver codeInlineOn:aStream inBlock:b for:aCompiler. |
2525 |
]. |
|
370
09c13380b03b
slightly better code for "[true] whileTrue:[ ...]"
Claus Gittinger <cg@exept.de>
parents:
349
diff
changeset
|
2526 |
|
817 | 2527 |
"/ |
2528 |
"/ cannot enable code below |
|
2529 |
"/ (tiny loops would not be debuggable with next, since lineNo remains the same) |
|
2530 |
"/ think about it ... |
|
2531 |
"/ |
|
2532 |
blockExpr := theReceiver simpleSendBlockExpression. |
|
2533 |
blockExpr notNil ifTrue:[ |
|
2534 |
blockExpr isMessage ifTrue:[ |
|
2535 |
(aCompiler hasLineNumber:(blockExpr selector)) ifTrue:[ |
|
2536 |
blockExpr lineNumber == lineNr ifTrue:[ |
|
2537 |
needLineNr := false |
|
2538 |
] |
|
2539 |
] |
|
2540 |
] |
|
2541 |
]. |
|
140 | 2542 |
]. |
2543 |
||
167 | 2544 |
needLineNr ifTrue:[ |
817 | 2545 |
ParseNode codeLineNumber:lineNr on:aStream for:aCompiler. |
0 | 2546 |
]. |
2547 |
||
200
b2f77bd77070
inline code for [...] whileXXX
Claus Gittinger <cg@exept.de>
parents:
199
diff
changeset
|
2548 |
hasLoopBlock ifFalse:[ |
817 | 2549 |
"/ simple [...] whileXXX |
2550 |
theByteCode ~~ #never ifTrue:[ |
|
2551 |
aStream nextPut:theByteCode; nextPut:pos. |
|
2552 |
]. |
|
370
09c13380b03b
slightly better code for "[true] whileTrue:[ ...]"
Claus Gittinger <cg@exept.de>
parents:
349
diff
changeset
|
2553 |
|
817 | 2554 |
valueNeeded ifTrue:[aStream nextPut:#pushNil]. |
2555 |
^ self |
|
200
b2f77bd77070
inline code for [...] whileXXX
Claus Gittinger <cg@exept.de>
parents:
199
diff
changeset
|
2556 |
]. |
b2f77bd77070
inline code for [...] whileXXX
Claus Gittinger <cg@exept.de>
parents:
199
diff
changeset
|
2557 |
|
b2f77bd77070
inline code for [...] whileXXX
Claus Gittinger <cg@exept.de>
parents:
199
diff
changeset
|
2558 |
"/ [...] whileXXX:[...] |
b2f77bd77070
inline code for [...] whileXXX
Claus Gittinger <cg@exept.de>
parents:
199
diff
changeset
|
2559 |
|
370
09c13380b03b
slightly better code for "[true] whileTrue:[ ...]"
Claus Gittinger <cg@exept.de>
parents:
349
diff
changeset
|
2560 |
theByteCode ~~ #never ifTrue:[ |
817 | 2561 |
aStream nextPut:theByteCode. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2562 |
pos2 := aStream position1Based. |
817 | 2563 |
aStream nextPut:0. |
370
09c13380b03b
slightly better code for "[true] whileTrue:[ ...]"
Claus Gittinger <cg@exept.de>
parents:
349
diff
changeset
|
2564 |
]. |
09c13380b03b
slightly better code for "[true] whileTrue:[ ...]"
Claus Gittinger <cg@exept.de>
parents:
349
diff
changeset
|
2565 |
|
140 | 2566 |
(argArray at:1) codeInlineOn:aStream inBlock:b valueNeeded:false for:aCompiler. |
2567 |
aStream nextPut:#jump; nextPut:pos. |
|
370
09c13380b03b
slightly better code for "[true] whileTrue:[ ...]"
Claus Gittinger <cg@exept.de>
parents:
349
diff
changeset
|
2568 |
theByteCode ~~ #never ifTrue:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2569 |
(aStream contents) at:pos2 put:(aStream position1Based). |
370
09c13380b03b
slightly better code for "[true] whileTrue:[ ...]"
Claus Gittinger <cg@exept.de>
parents:
349
diff
changeset
|
2570 |
]. |
09c13380b03b
slightly better code for "[true] whileTrue:[ ...]"
Claus Gittinger <cg@exept.de>
parents:
349
diff
changeset
|
2571 |
|
140 | 2572 |
valueNeeded ifTrue:[aStream nextPut:#pushNil]. |
167 | 2573 |
|
389
8aa5f9f08139
care for lineNumber in while-loop
Claus Gittinger <cg@exept.de>
parents:
386
diff
changeset
|
2574 |
"Modified: 22.10.1996 / 21:34:37 / cg" |
140 | 2575 |
! |
2576 |
||
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2577 |
new_codeWhileOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2578 |
"generate code for |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2579 |
[...] whileXXX:[ ... ] |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2580 |
and also |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2581 |
[...] whileXXX |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2582 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2583 |
This generates the check at the end and should generate better |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2584 |
code (only 1 conditional-branch at the end instead of 2 branches). |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2585 |
However, for now, it is disabled, since the JIT has special provisions |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2586 |
to detect loops and actually generates better machine code for the |
910 | 2587 |
old bytecode sequence ... (sigh) |
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2588 |
" |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2589 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2590 |
|pos pos0 theReceiver theArg theByteCode optByteCode needLineNr blockExpr |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2591 |
hasLoopBlock fastReceiver condStats constCondition| |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2592 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2593 |
hasLoopBlock := true. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2594 |
(selector == #whileTrue:) ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2595 |
theByteCode := #trueJump. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2596 |
] ifFalse:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2597 |
(selector == #whileFalse:) ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2598 |
theByteCode := #falseJump |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2599 |
] ifFalse:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2600 |
hasLoopBlock := false. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2601 |
(selector == #whileTrue) ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2602 |
theByteCode := #trueJump |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2603 |
] ifFalse:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2604 |
theByteCode := #falseJump |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2605 |
]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2606 |
] |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2607 |
]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2608 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2609 |
theReceiver := receiver. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2610 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2611 |
(receiver isBlock |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2612 |
and:[(condStats := receiver statements) notNil |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2613 |
and:[condStats nextStatement isNil |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2614 |
and:[(fastReceiver := condStats expression) notNil]]]) |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2615 |
ifTrue:[ |
1463
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2616 |
optByteCode := self optimizedConditionFor:fastReceiver with:theByteCode for:aCompiler. |
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2617 |
] ifFalse:[ |
1463
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2618 |
optByteCode := self optimizedConditionFor:theReceiver with:theByteCode for:aCompiler. |
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2619 |
]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2620 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2621 |
optByteCode notNil ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2622 |
((optByteCode == #eqJump) or:[optByteCode == #notEqJump]) ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2623 |
theArg := receiver statements expression arg1 |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2624 |
]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2625 |
theReceiver := receiver statements expression receiver. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2626 |
theByteCode := optByteCode |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2627 |
]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2628 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2629 |
needLineNr := true. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2630 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2631 |
hasLoopBlock ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2632 |
(argArray at:1) isEmptyBlock ifFalse:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2633 |
aStream nextPut:#jump. |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2634 |
pos0 := aStream position1Based. |
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2635 |
aStream nextPut:0. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2636 |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2637 |
pos := aStream position1Based. |
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2638 |
(argArray at:1) codeInlineOn:aStream inBlock:b valueNeeded:false for:aCompiler. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2639 |
|
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2640 |
(aStream contents) at:pos0 put:(aStream position1Based). |
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2641 |
] |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2642 |
] ifFalse:[ |
1371
de4c37ac12fc
code rewritten to be independent of stream zero-base
Claus Gittinger <cg@exept.de>
parents:
1281
diff
changeset
|
2643 |
pos := aStream position1Based. |
856
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2644 |
]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2645 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2646 |
optByteCode isNil ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2647 |
blockExpr := theReceiver simpleSendBlockExpression. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2648 |
blockExpr notNil ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2649 |
blockExpr isMessage ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2650 |
(aCompiler hasLineNumber:(blockExpr selector)) ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2651 |
blockExpr lineNumber == lineNr ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2652 |
needLineNr := false |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2653 |
] |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2654 |
] |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2655 |
] |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2656 |
]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2657 |
]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2658 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2659 |
needLineNr ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2660 |
self codeLineNumber:lineNr on:aStream for:aCompiler. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2661 |
]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2662 |
needLineNr := false. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2663 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2664 |
optByteCode notNil ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2665 |
theReceiver codeOn:aStream inBlock:b for:aCompiler. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2666 |
theArg notNil ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2667 |
theArg codeOn:aStream inBlock:b for:aCompiler |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2668 |
] |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2669 |
] ifFalse:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2670 |
(fastReceiver notNil |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2671 |
and:[fastReceiver isConstant]) ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2672 |
constCondition := fastReceiver evaluate. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2673 |
theByteCode == #trueJump ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2674 |
constCondition == true ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2675 |
theByteCode := #jump |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2676 |
] ifFalse:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2677 |
constCondition == false ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2678 |
theByteCode := #never |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2679 |
] |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2680 |
] |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2681 |
] ifFalse:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2682 |
theByteCode == #falseJump ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2683 |
constCondition == false ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2684 |
theByteCode := #jump |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2685 |
] ifFalse:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2686 |
constCondition == true ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2687 |
theByteCode := #never |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2688 |
] |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2689 |
] |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2690 |
] |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2691 |
] |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2692 |
]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2693 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2694 |
(theByteCode ~~ #jump and:[theByteCode ~~ #never]) ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2695 |
theReceiver codeInlineOn:aStream inBlock:b for:aCompiler. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2696 |
]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2697 |
]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2698 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2699 |
hasLoopBlock ifFalse:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2700 |
"/ simple [...] whileXXX |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2701 |
theByteCode ~~ #never ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2702 |
aStream nextPut:theByteCode; nextPut:pos. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2703 |
]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2704 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2705 |
valueNeeded ifTrue:[aStream nextPut:#pushNil]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2706 |
^ self |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2707 |
]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2708 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2709 |
"/ [...] whileXXX:[...] |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2710 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2711 |
theByteCode ~~ #never ifTrue:[ |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2712 |
aStream nextPut:theByteCode. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2713 |
aStream nextPut:pos. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2714 |
]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2715 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2716 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2717 |
valueNeeded ifTrue:[aStream nextPut:#pushNil]. |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2718 |
|
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2719 |
"Modified: 22.10.1996 / 21:34:37 / cg" |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2720 |
! |
bcc52caf1192
timesRepeat: - check at loop-end
Claus Gittinger <cg@exept.de>
parents:
851
diff
changeset
|
2721 |
|
1463
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2722 |
optimizedConditionFor:aReceiver with:aByteCode for:aCompiler |
186 | 2723 |
|rec sel stats| |
0 | 2724 |
|
140 | 2725 |
rec := aReceiver. |
2726 |
(rec isBlock) ifTrue:[ |
|
1463
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2727 |
(stats := rec statements) notNil ifTrue:[ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2728 |
stats nextStatement isNil ifTrue:[ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2729 |
rec := rec statements expression |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2730 |
] |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2731 |
] |
140 | 2732 |
]. |
2733 |
(rec isUnaryMessage) ifTrue:[ |
|
1463
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2734 |
sel := rec selector. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2735 |
(sel == #isNil) ifTrue:[ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2736 |
"/ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2737 |
"/ isNil trueJmp -> nilJump |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2738 |
"/ isNil falseJmp -> notNilJump |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2739 |
"/ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2740 |
aCompiler addLiteral:#isNil. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2741 |
(aByteCode == #trueJump) ifTrue:[^ #nilJump]. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2742 |
(aByteCode == #falseJump) ifTrue:[^ #notNilJump] |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2743 |
]. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2744 |
(sel == #notNil) ifTrue:[ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2745 |
"/ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2746 |
"/ notNil trueJmp -> notNilJump |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2747 |
"/ notNil falseJmp -> nilJump |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2748 |
"/ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2749 |
aCompiler addLiteral:#notNil. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2750 |
(aByteCode == #trueJump) ifTrue:[^ #notNilJump]. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2751 |
(aByteCode == #falseJump) ifTrue:[^ #nilJump] |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2752 |
]. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2753 |
(sel == #not) ifTrue:[ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2754 |
"/ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2755 |
"/ not trueJmp -> falseJump |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2756 |
"/ not falseJmp -> trueJump |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2757 |
"/ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2758 |
aCompiler addLiteral:#not. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2759 |
(aByteCode == #trueJump) ifTrue:[^ #falseJump]. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2760 |
(aByteCode == #falseJump) ifTrue:[^ #trueJump] |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2761 |
]. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2762 |
^ nil |
0 | 2763 |
]. |
140 | 2764 |
(rec isBinaryMessage) ifTrue:[ |
1463
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2765 |
sel := rec selector. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2766 |
rec arg1 isConstant ifTrue:[ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2767 |
(rec arg1 value == 0) ifTrue:[ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2768 |
"/ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2769 |
"/ ==0 trueJmp -> zeroJump |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2770 |
"/ ==0 falseJmp -> notZeroJump |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2771 |
"/ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2772 |
(sel == #==) ifTrue:[ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2773 |
aCompiler addLiteral:#==. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2774 |
(aByteCode == #trueJump) ifTrue:[^ #zeroJump]. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2775 |
(aByteCode == #falseJump) ifTrue:[^ #notZeroJump] |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2776 |
]. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2777 |
"/ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2778 |
"/ ~~0 trueJmp -> notZeroJump |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2779 |
"/ ~~0 falseJmp -> zeroJump |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2780 |
"/ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2781 |
(sel == #~~) ifTrue:[ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2782 |
aCompiler addLiteral:#~~. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2783 |
(aByteCode == #falseJump) ifTrue:[^ #zeroJump]. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2784 |
(aByteCode == #trueJump) ifTrue:[^ #notZeroJump] |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2785 |
]. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2786 |
^ nil |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2787 |
] |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2788 |
]. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2789 |
(sel == #==) ifTrue:[ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2790 |
"/ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2791 |
"/ == trueJmp -> eqJump |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2792 |
"/ == falseJmp -> notEqJump |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2793 |
"/ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2794 |
aCompiler addLiteral:#==. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2795 |
(aByteCode == #trueJump) ifTrue:[^ #eqJump]. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2796 |
(aByteCode == #falseJump) ifTrue:[^ #notEqJump] |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2797 |
]. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2798 |
(sel == #~~) ifTrue:[ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2799 |
"/ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2800 |
"/ ~~ trueJmp -> notEqJump |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2801 |
"/ ~~ falseJmp -> eqJump |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2802 |
"/ |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2803 |
aCompiler addLiteral:#~~. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2804 |
(aByteCode == #falseJump) ifTrue:[^ #eqJump]. |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2805 |
(aByteCode == #trueJump) ifTrue:[^ #notEqJump] |
14c0b5d19e13
make sure, all literals are present in the methods literal-table.
Claus Gittinger <cg@exept.de>
parents:
1435
diff
changeset
|
2806 |
] |
140 | 2807 |
]. |
2808 |
^ nil |
|
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2809 |
! |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2810 |
|
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2811 |
tryFoldedIfOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2812 |
|rVal branch| |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2813 |
|
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2814 |
receiver isConstant ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2815 |
rVal := receiver evaluate. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2816 |
rVal == true ifTrue:[ |
1248
ba526cbb348a
fixed optimization of: <true|false> ifTrue/false: non-block
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
2817 |
(selector == #ifFalse:) ifTrue:[ |
1422
cdee45eb0303
oops - wrong code was generatedd for inlined
Claus Gittinger <cg@exept.de>
parents:
1397
diff
changeset
|
2818 |
valueNeeded ifTrue:[ |
cdee45eb0303
oops - wrong code was generatedd for inlined
Claus Gittinger <cg@exept.de>
parents:
1397
diff
changeset
|
2819 |
"/ true ifFalse:[] - evaluates to nil. |
cdee45eb0303
oops - wrong code was generatedd for inlined
Claus Gittinger <cg@exept.de>
parents:
1397
diff
changeset
|
2820 |
aStream nextPut:#pushNil |
cdee45eb0303
oops - wrong code was generatedd for inlined
Claus Gittinger <cg@exept.de>
parents:
1397
diff
changeset
|
2821 |
]. |
1248
ba526cbb348a
fixed optimization of: <true|false> ifTrue/false: non-block
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
2822 |
^ true. |
ba526cbb348a
fixed optimization of: <true|false> ifTrue/false: non-block
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
2823 |
]. |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2824 |
((selector == #ifTrue:) or:[selector == #ifTrue:ifFalse:]) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2825 |
branch := (argArray at: 1). |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2826 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2827 |
(selector == #ifFalse:ifTrue:) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2828 |
branch := (argArray at: 2). |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2829 |
]. |
1248
ba526cbb348a
fixed optimization of: <true|false> ifTrue/false: non-block
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
2830 |
]. |
ba526cbb348a
fixed optimization of: <true|false> ifTrue/false: non-block
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
2831 |
rVal == false ifTrue:[ |
ba526cbb348a
fixed optimization of: <true|false> ifTrue/false: non-block
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
2832 |
(selector == #ifTrue:) ifTrue:[ |
1422
cdee45eb0303
oops - wrong code was generatedd for inlined
Claus Gittinger <cg@exept.de>
parents:
1397
diff
changeset
|
2833 |
valueNeeded ifTrue:[ |
cdee45eb0303
oops - wrong code was generatedd for inlined
Claus Gittinger <cg@exept.de>
parents:
1397
diff
changeset
|
2834 |
"/ false ifTrue:[] - evaluates to nil. |
cdee45eb0303
oops - wrong code was generatedd for inlined
Claus Gittinger <cg@exept.de>
parents:
1397
diff
changeset
|
2835 |
aStream nextPut:#pushNil |
cdee45eb0303
oops - wrong code was generatedd for inlined
Claus Gittinger <cg@exept.de>
parents:
1397
diff
changeset
|
2836 |
]. |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2837 |
^ true. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2838 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2839 |
((selector == #ifFalse:) or:[selector == #ifFalse:ifTrue:]) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2840 |
branch := (argArray at: 1). |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2841 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2842 |
(selector == #ifTrue:ifFalse:) ifTrue:[ |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2843 |
branch := (argArray at: 2). |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2844 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2845 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2846 |
branch notNil ifTrue:[ |
1435
be9680c6145c
factored out some common code (block-code and value-sending)
Claus Gittinger <cg@exept.de>
parents:
1425
diff
changeset
|
2847 |
self codeBlockEvaluation:branch on:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler. |
992
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2848 |
^ true. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2849 |
] |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2850 |
]. |
7e8ef3583a43
do not emit conditionalBranch, if receiver of
Claus Gittinger <cg@exept.de>
parents:
910
diff
changeset
|
2851 |
^ false |
140 | 2852 |
! ! |
2853 |
||
1080 | 2854 |
!MessageNode methodsFor:'printing & storing'! |
140 | 2855 |
|
1588 | 2856 |
printOn:aStream indent:i |
2857 |
|selectorParts| |
|
2858 |
||
2859 |
(#( whileTrue: whileFalse: ) includes:selector) ifTrue:[ |
|
888 | 2860 |
receiver isBlock ifTrue:[ |
2861 |
^ self printWhileOn:aStream indent:i |
|
2862 |
]. |
|
140 | 2863 |
]. |
1588 | 2864 |
selectorParts := selector asCollectionOfSubstringsSeparatedBy:$:. |
2865 |
receiver printOn:aStream indent:i parenthized:(receiver precedence <= self precedence). |
|
1791 | 2866 |
argArray notNil ifTrue:[ |
2867 |
argArray with:selectorParts |
|
2868 |
do:[:arg :selPart | |
|
2869 |
aStream |
|
2870 |
cr; |
|
2871 |
spaces:i + 4; |
|
2872 |
nextPutAll:(selPart , ':'). |
|
2873 |
arg printOn:aStream indent:i + 4 parenthized:(arg precedence <= self precedence). |
|
2874 |
] |
|
2875 |
]. |
|
2876 |
||
2877 |
"Modified: / 06-08-2006 / 12:38:44 / cg" |
|
140 | 2878 |
! |
2879 |
||
2880 |
printWhileOn:aStream indent:i |
|
2881 |
"special handling of whileTrue/whileFalse" |
|
2882 |
||
1588 | 2883 |
|arg| |
2884 |
||
140 | 2885 |
aStream nextPutAll:'['. |
2886 |
receiver statements printOn:aStream indent:i. |
|
1588 | 2887 |
aStream nextPutAll:'] ',selector,' '. |
140 | 2888 |
|
2889 |
arg := argArray at:1. |
|
1588 | 2890 |
arg printOn:aStream indent:i parenthized:(arg precedence <= self precedence). |
140 | 2891 |
! ! |
106 | 2892 |
|
140 | 2893 |
!MessageNode methodsFor:'queries'! |
2894 |
||
1565
9388e72e2dff
Define #argumentCount as ANSI alias for #numArgs
Stefan Vogel <sv@exept.de>
parents:
1533
diff
changeset
|
2895 |
argumentCount |
9388e72e2dff
Define #argumentCount as ANSI alias for #numArgs
Stefan Vogel <sv@exept.de>
parents:
1533
diff
changeset
|
2896 |
"VisualAge/ANSI compatibility - same as numArgs" |
9388e72e2dff
Define #argumentCount as ANSI alias for #numArgs
Stefan Vogel <sv@exept.de>
parents:
1533
diff
changeset
|
2897 |
|
9388e72e2dff
Define #argumentCount as ANSI alias for #numArgs
Stefan Vogel <sv@exept.de>
parents:
1533
diff
changeset
|
2898 |
^ argArray size |
9388e72e2dff
Define #argumentCount as ANSI alias for #numArgs
Stefan Vogel <sv@exept.de>
parents:
1533
diff
changeset
|
2899 |
! |
9388e72e2dff
Define #argumentCount as ANSI alias for #numArgs
Stefan Vogel <sv@exept.de>
parents:
1533
diff
changeset
|
2900 |
|
395 | 2901 |
collectBlocksInto:aCollection |
2902 |
receiver collectBlocksInto:aCollection. |
|
2903 |
argArray size > 0 ifTrue:[ |
|
1727 | 2904 |
argArray do:[:arg | |
2905 |
arg collectBlocksInto:aCollection. |
|
2906 |
] |
|
395 | 2907 |
]. |
2908 |
||
2909 |
"Created: 23.10.1996 / 15:44:49 / cg" |
|
2910 |
"Modified: 23.10.1996 / 16:03:46 / cg" |
|
2911 |
! |
|
2912 |
||
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2913 |
isCascade |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2914 |
^ false |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2915 |
|
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2916 |
"Created: / 16.7.1998 / 20:03:42 / cg" |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2917 |
! |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2918 |
|
1384 | 2919 |
numArgs |
2920 |
^ argArray size |
|
2921 |
! |
|
2922 |
||
1588 | 2923 |
precedence |
2924 |
^ 10 |
|
2925 |
||
2926 |
"Created: / 20-04-2005 / 14:10:59 / cg" |
|
2927 |
! |
|
2928 |
||
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2929 |
realReceiver |
746 | 2930 |
receiver isCascade ifTrue:[ |
2931 |
^ receiver realReceiver |
|
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2932 |
]. |
746 | 2933 |
self isCascade ifTrue:[ |
2934 |
^ receiver receiver |
|
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2935 |
]. |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
715
diff
changeset
|
2936 |
|
746 | 2937 |
^ receiver |
2938 |
||
2939 |
"Modified: / 17.7.1998 / 02:09:05 / cg" |
|
2268 | 2940 |
! |
2941 |
||
2942 |
withConstantValueDo:aBlock |
|
2943 |
"return true, if this evaluates to a constant value |
|
2944 |
and evaluate aBlock with it" |
|
2945 |
||
2946 |
|recVal argValues allArgsConstant| |
|
2947 |
||
2273
d952d08cf43c
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2270
diff
changeset
|
2948 |
(receiver isGlobal and:[receiver name = 'Smalltalk']) ifTrue:[ |
d952d08cf43c
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2270
diff
changeset
|
2949 |
(selector == #isSmalltalkX) ifTrue:[ |
d952d08cf43c
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2270
diff
changeset
|
2950 |
"/ true here !! |
d952d08cf43c
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2270
diff
changeset
|
2951 |
aBlock value:true. |
d952d08cf43c
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2270
diff
changeset
|
2952 |
^ true |
d952d08cf43c
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2270
diff
changeset
|
2953 |
]. |
d952d08cf43c
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2270
diff
changeset
|
2954 |
]. |
d952d08cf43c
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2270
diff
changeset
|
2955 |
|
2268 | 2956 |
(receiver withConstantValueDo:[:val | recVal := val]) ifTrue:[ |
2957 |
argValues := Array new:argArray size. |
|
2958 |
allArgsConstant := true. |
|
2270 | 2959 |
argArray notNil ifTrue:[ |
2960 |
argArray doWithIndex:[:arg :index | |
|
2961 |
allArgsConstant := allArgsConstant |
|
2268 | 2962 |
and:[ arg withConstantValueDo:[:val | argValues at:index put:val] ] |
2270 | 2963 |
]. |
2268 | 2964 |
]. |
2965 |
allArgsConstant ifTrue:[ |
|
2966 |
"/ only a few messages are checked: |
|
2967 |
recVal isNumber ifTrue:[ |
|
2968 |
(#(positive negative abs negated + - * == = ~= ~~) includes:selector) ifFalse:[ |
|
2969 |
^ false |
|
2970 |
]. |
|
2331
471a6febf163
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2329
diff
changeset
|
2971 |
] ifFalse:[ |
471a6febf163
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2329
diff
changeset
|
2972 |
recVal isBoolean ifTrue:[ |
471a6febf163
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2329
diff
changeset
|
2973 |
(#(not && || ) includes:selector) ifFalse:[ |
471a6febf163
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2329
diff
changeset
|
2974 |
^ false |
471a6febf163
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2329
diff
changeset
|
2975 |
]. |
471a6febf163
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2329
diff
changeset
|
2976 |
] ifFalse:[ |
471a6febf163
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2329
diff
changeset
|
2977 |
recVal isString ifTrue:[ |
471a6febf163
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2329
diff
changeset
|
2978 |
(#(size) includes:selector) ifFalse:[ |
471a6febf163
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2329
diff
changeset
|
2979 |
^ false |
471a6febf163
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2329
diff
changeset
|
2980 |
]. |
471a6febf163
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2329
diff
changeset
|
2981 |
]. |
471a6febf163
changed: #withConstantValueDo:
Claus Gittinger <cg@exept.de>
parents:
2329
diff
changeset
|
2982 |
] |
2268 | 2983 |
]. |
2984 |
aBlock value:(recVal perform:selector withArguments:argValues). |
|
2985 |
^ true |
|
2986 |
]. |
|
2987 |
]. |
|
2988 |
^ false |
|
0 | 2989 |
! ! |
140 | 2990 |
|
2321 | 2991 |
!MessageNode methodsFor:'testing'! |
2992 |
||
2993 |
isMessage |
|
2994 |
^ true |
|
2995 |
! ! |
|
2996 |
||
370
09c13380b03b
slightly better code for "[true] whileTrue:[ ...]"
Claus Gittinger <cg@exept.de>
parents:
349
diff
changeset
|
2997 |
!MessageNode class methodsFor:'documentation'! |
148 | 2998 |
|
2999 |
version |
|
2345
d3c1bbb5cddc
comment/format in: #codeOn:inBlock:valueNeeded:for:
Claus Gittinger <cg@exept.de>
parents:
2344
diff
changeset
|
3000 |
^ '$Header: /cvs/stx/stx/libcomp/MessageNode.st,v 1.174 2010-04-13 09:52:56 cg Exp $' |
2268 | 3001 |
! |
3002 |
||
3003 |
version_CVS |
|
2345
d3c1bbb5cddc
comment/format in: #codeOn:inBlock:valueNeeded:for:
Claus Gittinger <cg@exept.de>
parents:
2344
diff
changeset
|
3004 |
^ '$Header: /cvs/stx/stx/libcomp/MessageNode.st,v 1.174 2010-04-13 09:52:56 cg Exp $' |
148 | 3005 |
! ! |