author | Claus Gittinger <cg@exept.de> |
Fri, 05 Dec 2014 17:40:58 +0100 | |
changeset 3542 | 14c0358f3c73 |
parent 3485 | 594e31290d7b |
child 3553 | 8f7a25d595bc |
permissions | -rw-r--r-- |
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" |
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COPYRIGHT (c) 1989 by Claus Gittinger |
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All Rights Reserved |
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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 |
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inclusion of the above copyright notice. This software may not |
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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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" |
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"{ Package: 'stx:libcomp' }" |
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Object subclass:#ParseNode |
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instanceVariableNames:'parent type comments parenthized startPosition endPosition |
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attributes' |
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classVariableNames:'' |
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poolDictionaries:'' |
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category:'System-Compiler-Support' |
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! |
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!ParseNode class methodsFor:'documentation'! |
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copyright |
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" |
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COPYRIGHT (c) 1989 by Claus Gittinger |
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All Rights Reserved |
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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 |
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inclusion of the above copyright notice. This software may not |
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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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" |
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! |
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||
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documentation |
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" |
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node for parse-trees; abstract class |
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This is a helper class for the compiler. |
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[author:] |
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Claus Gittinger |
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" |
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! ! |
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!ParseNode class methodsFor:'instance creation'! |
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type:t |
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^ (self basicNew) type:t |
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! ! |
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!ParseNode methodsFor:'accessing'! |
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enclosingBlock |
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"Return closest enclosing block node or nil" |
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| block | |
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block := parent. |
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[ block notNil and:[block realNode isBlockNode not] ] whileTrue:[ |
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block := block realNode parent. |
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]. |
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^block. |
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"Created: / 16-02-2012 / 22:46:12 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! |
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endPosition |
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"the node's last character position in the original source" |
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^ endPosition |
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! |
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endPosition:aCharacterPosition |
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endPosition := aCharacterPosition |
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"Modified: / 28-07-2011 / 10:03:53 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! |
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line |
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"Compatibility" |
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^self lineNumber |
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"Created: / 09-07-2011 / 22:30:38 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! |
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lineNumber |
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^nil |
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"Created: / 09-07-2011 / 22:30:57 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! |
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lineNumber:dummy |
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"set linenumber - ignored here" |
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^ self |
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! |
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parent |
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^parent |
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"Created: / 11-07-2011 / 17:36:43 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! |
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parent: aParseNode |
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parent := aParseNode |
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"Created: / 11-07-2011 / 17:36:33 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! |
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1990
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parenthesized |
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^ parenthized ? false |
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! |
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|
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parenthesized:aBoolean |
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parenthized := aBoolean |
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! |
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parenthized |
1990
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"obsolete - typo in message name - use parenthesized" |
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^ parenthized ? false |
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! |
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parenthized:aBoolean |
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"obsolete - typo in message name - use parenthesized:" |
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parenthized := aBoolean |
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! |
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realNode |
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^ self |
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! |
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selectorPartPositions:selectorPartPositions |
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"/ ignored here, but implemented because sent without checking |
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"/ when parsing keyword messages to an optimized messageNode |
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"/ (which become optimized to a constantNode by the folder) |
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"Created: / 28-08-2013 / 21:17:22 / cg" |
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! |
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selectorPosition:aCharacterPosition |
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"ignored here" |
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"Created: 5.8.1997 / 16:32:17 / cg" |
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! |
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startPosition |
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"the node's character position in the original source" |
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^ startPosition |
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! |
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startPosition:start |
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startPosition := start |
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"Modified: / 08-04-2011 / 22:03:43 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! |
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startPosition:start endPosition: end |
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startPosition := start. |
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endPosition := end. |
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^self |
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"Created: / 11-07-2011 / 17:44:11 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! |
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type |
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"return the nodes type" |
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^ type |
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! ! |
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!ParseNode methodsFor:'attributes access'! |
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objectAttributes |
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^attributes |
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"Created: / 09-07-2011 / 12:17:55 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! |
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objectAttributes: anObject |
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attributes := anObject |
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"Created: / 09-07-2011 / 12:18:08 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! ! |
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|
200 |
|
140 | 201 |
!ParseNode methodsFor:'checks'! |
202 |
||
2095 | 203 |
plausibilityCheckIn:aParser |
140 | 204 |
^ nil |
205 |
! ! |
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206 |
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207 |
!ParseNode methodsFor:'code generation'! |
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208 |
||
209 |
codeForSideEffectOn:aStream inBlock:b for:aCompiler |
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210 |
"generate code for this statement - value not needed" |
|
211 |
||
212 |
self codeOn:aStream inBlock:b for:aCompiler. |
|
213 |
aStream nextPut:#drop |
|
373 | 214 |
! |
215 |
||
843
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
816
diff
changeset
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216 |
codeForSimpleReturnOn:aStream inBlock:b lineNumber:lineNrOrNil for:aCompiler |
522c116f86d9
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|
217 |
"generate code to return myself as a simple method return" |
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218 |
|
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219 |
self codeOn:aStream inBlock:b for:aCompiler. |
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220 |
lineNrOrNil notNil ifTrue:[ |
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221 |
self codeLineNumber:lineNrOrNil on:aStream for:aCompiler |
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222 |
]. |
522c116f86d9
boolean-return expression rewrite
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parents:
816
diff
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|
223 |
aStream nextPut:#retTop. |
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
816
diff
changeset
|
224 |
|
522c116f86d9
boolean-return expression rewrite
Claus Gittinger <cg@exept.de>
parents:
816
diff
changeset
|
225 |
|
522c116f86d9
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parents:
816
diff
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|
226 |
! |
522c116f86d9
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parents:
816
diff
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|
227 |
|
1056 | 228 |
codeInlineOn:aStream inBlock:b valueNeeded:valueNeeded for:aCompiler |
229 |
"generate code for this statement - value is needed" |
|
230 |
||
231 |
self codeOn:aStream inBlock:b for:aCompiler. |
|
232 |
! |
|
233 |
||
3165
7894a735faac
Emit #lineno16 byte codes only, if line number really changes
Stefan Vogel <sv@exept.de>
parents:
3110
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|
234 |
codeLineNumber:nr on:codeStream for:aCompiler |
373 | 235 |
"generate lineNumber information" |
236 |
||
3165
7894a735faac
Emit #lineno16 byte codes only, if line number really changes
Stefan Vogel <sv@exept.de>
parents:
3110
diff
changeset
|
237 |
aCompiler codeLineNumber:nr on:codeStream |
2029 | 238 |
! |
239 |
||
240 |
codeOn:aStream inBlock:codeBlock for:aCompiler |
|
241 |
^ self subclassResponsibility |
|
140 | 242 |
! ! |
243 |
||
1804
7c22dbaa8d10
some code savers for common code-emit
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parents:
1725
diff
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244 |
!ParseNode methodsFor:'code generation helpers'! |
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some code savers for common code-emit
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parents:
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245 |
|
7c22dbaa8d10
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diff
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|
246 |
emitPushGlobalWithLiteralIndex:litIndex on:aTokenCodeStream for:aCompiler |
7c22dbaa8d10
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247 |
litIndex <= 255 ifTrue:[ |
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parents:
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|
248 |
aTokenCodeStream nextPut:#pushGlobalS; nextPut:litIndex |
7c22dbaa8d10
some code savers for common code-emit
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parents:
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changeset
|
249 |
] ifFalse:[ |
7c22dbaa8d10
some code savers for common code-emit
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parents:
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diff
changeset
|
250 |
litIndex <= 16rFFFF ifTrue:[ |
7c22dbaa8d10
some code savers for common code-emit
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parents:
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|
251 |
aTokenCodeStream nextPut:#pushGlobalL; nextPut:litIndex; nextPut:0 |
7c22dbaa8d10
some code savers for common code-emit
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parents:
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|
252 |
] ifFalse:[ |
7c22dbaa8d10
some code savers for common code-emit
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|
253 |
aTokenCodeStream nextPut:#pushGlobalVL; nextPut:0; nextPut:litIndex; nextPut:0; nextPut:0; nextPut:0 |
7c22dbaa8d10
some code savers for common code-emit
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|
254 |
]. |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
255 |
]. |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
256 |
! |
7c22dbaa8d10
some code savers for common code-emit
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parents:
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changeset
|
257 |
|
7c22dbaa8d10
some code savers for common code-emit
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parents:
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|
258 |
emitPushLiteral:value on:aTokenCodeStream for:aCompiler |
7c22dbaa8d10
some code savers for common code-emit
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|
259 |
|index| |
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|
260 |
|
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|
261 |
index := aCompiler addLiteral:value. |
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|
262 |
self emitPushLiteralIndex:index on:aTokenCodeStream for:aCompiler |
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some code savers for common code-emit
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263 |
! |
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some code savers for common code-emit
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parents:
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|
264 |
|
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some code savers for common code-emit
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parents:
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changeset
|
265 |
emitPushLiteralIndex:index on:aTokenCodeStream for:aCompiler |
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some code savers for common code-emit
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parents:
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|
266 |
index <= 8 ifTrue:[ |
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parents:
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|
267 |
aTokenCodeStream |
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268 |
nextPut:(#(pushLit1 pushLit2 pushLit3 pushLit4 |
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parents:
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|
269 |
pushLit5 pushLit6 pushLit7 pushLit8) at:index). |
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some code savers for common code-emit
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parents:
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|
270 |
] ifFalse:[ |
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some code savers for common code-emit
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271 |
index <= 255 ifTrue:[ |
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|
272 |
aTokenCodeStream nextPut:#pushLitS; nextPut:index |
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|
273 |
] ifFalse:[ |
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|
274 |
index <= 16rFFFF ifTrue:[ |
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|
275 |
aTokenCodeStream nextPut:#pushLitL; nextPut:index; nextPut:0 |
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|
276 |
] ifFalse:[ |
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|
277 |
aTokenCodeStream nextPut:#pushLitVL; nextPut:0; nextPut:index; nextPut:0; nextPut:0; nextPut:0 |
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|
278 |
] |
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|
279 |
]. |
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|
280 |
]. |
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|
281 |
! |
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|
282 |
|
3165
7894a735faac
Emit #lineno16 byte codes only, if line number really changes
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|
283 |
emitSendLiteralIndex:litIndex numArgs:nargs line:lineNr on:aStream for:aCompiler |
3110
f517641d3673
Emit LINE16 bytecode insn just before a SEND bytecode is emmited when
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parents:
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|
284 |
lineNr >= 255 ifTrue:[ |
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Emit #lineno16 byte codes only, if line number really changes
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|
285 |
self codeLineNumber: lineNr on: aStream for:aCompiler. |
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Emit LINE16 bytecode insn just before a SEND bytecode is emmited when
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|
286 |
]. |
1804
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|
287 |
(litIndex <= 255) ifTrue:[ |
7c22dbaa8d10
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|
288 |
nargs <= 3 ifTrue:[ |
7c22dbaa8d10
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|
289 |
aStream |
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changeset
|
290 |
nextPut:(#(send0 send1 send2 send3) at:(nargs+1)); nextPut:lineNr; |
7c22dbaa8d10
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|
291 |
nextPut:litIndex. |
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|
292 |
^ self. |
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|
293 |
]. |
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|
294 |
aStream |
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|
295 |
nextPut:#send; nextPut:lineNr; |
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|
296 |
nextPut:litIndex; |
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|
297 |
nextPut:nargs. |
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|
298 |
^ self. |
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changeset
|
299 |
]. |
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changeset
|
300 |
|
7c22dbaa8d10
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changeset
|
301 |
(litIndex <= 16rFFFF) ifTrue:[ |
7c22dbaa8d10
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|
302 |
aStream |
7c22dbaa8d10
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changeset
|
303 |
nextPut:#sendL; nextPut:lineNr; |
7c22dbaa8d10
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changeset
|
304 |
nextPut:litIndex; nextPut:0; |
7c22dbaa8d10
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|
305 |
nextPut:nargs. |
7c22dbaa8d10
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|
306 |
^ self. |
7c22dbaa8d10
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changeset
|
307 |
]. |
7c22dbaa8d10
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changeset
|
308 |
|
7c22dbaa8d10
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changeset
|
309 |
aStream |
7c22dbaa8d10
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changeset
|
310 |
nextPut:#sendVL; nextPut:0; nextPut:lineNr; |
7c22dbaa8d10
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changeset
|
311 |
nextPut:litIndex; nextPut:0; nextPut:0; nextPut:0; |
7c22dbaa8d10
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changeset
|
312 |
nextPut:nargs. |
3110
f517641d3673
Emit LINE16 bytecode insn just before a SEND bytecode is emmited when
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diff
changeset
|
313 |
|
f517641d3673
Emit LINE16 bytecode insn just before a SEND bytecode is emmited when
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parents:
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changeset
|
314 |
"Modified: / 13-04-2013 / 11:02:20 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
1804
7c22dbaa8d10
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changeset
|
315 |
! |
7c22dbaa8d10
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parents:
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diff
changeset
|
316 |
|
7c22dbaa8d10
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changeset
|
317 |
emitStoreGlobalWithLiteralIndex:litIndex on:aTokenCodeStream for:aCompiler |
7c22dbaa8d10
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changeset
|
318 |
litIndex <= 255 ifTrue:[ |
7c22dbaa8d10
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parents:
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diff
changeset
|
319 |
aTokenCodeStream nextPut:#storeGlobalS; nextPut:litIndex |
7c22dbaa8d10
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parents:
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changeset
|
320 |
] ifFalse:[ |
7c22dbaa8d10
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parents:
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diff
changeset
|
321 |
litIndex <= 16rFFFF ifTrue:[ |
7c22dbaa8d10
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parents:
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changeset
|
322 |
aTokenCodeStream nextPut:#storeGlobalL; nextPut:litIndex; nextPut:0 |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
323 |
] ifFalse:[ |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
324 |
aTokenCodeStream nextPut:#storeGlobalVL; nextPut:0; nextPut:litIndex; nextPut:0; nextPut:0; nextPut:0; nextPut:0 |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
325 |
]. |
7c22dbaa8d10
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Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
326 |
]. |
7c22dbaa8d10
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parents:
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diff
changeset
|
327 |
! |
7c22dbaa8d10
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parents:
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diff
changeset
|
328 |
|
3165
7894a735faac
Emit #lineno16 byte codes only, if line number really changes
Stefan Vogel <sv@exept.de>
parents:
3110
diff
changeset
|
329 |
emitSuperSendLiteralIndex:litIndex classLiteralIndex:clsLitIndex numArgs:nargs line:lineNr on:aStream for:aCompiler |
3110
f517641d3673
Emit LINE16 bytecode insn just before a SEND bytecode is emmited when
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
2862
diff
changeset
|
330 |
lineNr >= 255 ifTrue:[ |
3165
7894a735faac
Emit #lineno16 byte codes only, if line number really changes
Stefan Vogel <sv@exept.de>
parents:
3110
diff
changeset
|
331 |
self codeLineNumber: lineNr on: aStream for:aCompiler. |
3110
f517641d3673
Emit LINE16 bytecode insn just before a SEND bytecode is emmited when
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
2862
diff
changeset
|
332 |
]. |
1804
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
333 |
(litIndex <= 255 and:[clsLitIndex <= 255]) ifTrue:[ |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
334 |
aStream |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
335 |
nextPut:#superSend; nextPut:lineNr; |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
336 |
nextPut:litIndex; |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
337 |
nextPut:nargs; |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
338 |
nextPut:clsLitIndex. |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
339 |
] ifFalse:[ |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
340 |
(litIndex <= 16rFFFF and:[clsLitIndex <= 16rFFFF]) ifTrue:[ |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
341 |
aStream |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
342 |
nextPut:#superSendL; nextPut:lineNr; |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
343 |
nextPut:litIndex; nextPut:0; |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
344 |
nextPut:nargs; |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
345 |
nextPut:clsLitIndex; nextPut:0. |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
346 |
] ifFalse:[ |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
347 |
aStream |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
348 |
nextPut:#superSendVL; nextPut:0; nextPut:lineNr; |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
349 |
nextPut:litIndex; nextPut:0; nextPut:0; nextPut:0; |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
350 |
nextPut:nargs; |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
351 |
nextPut:clsLitIndex; nextPut:0; nextPut:0; nextPut:0. |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
352 |
]. |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
353 |
]. |
3110
f517641d3673
Emit LINE16 bytecode insn just before a SEND bytecode is emmited when
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
2862
diff
changeset
|
354 |
|
f517641d3673
Emit LINE16 bytecode insn just before a SEND bytecode is emmited when
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
2862
diff
changeset
|
355 |
"Modified: / 13-04-2013 / 11:01:51 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
1804
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
356 |
! ! |
7c22dbaa8d10
some code savers for common code-emit
Claus Gittinger <cg@exept.de>
parents:
1725
diff
changeset
|
357 |
|
1503 | 358 |
!ParseNode methodsFor:'enumeration'! |
359 |
||
3337 | 360 |
allNodesDo:aBlock |
361 |
"evaluate aBlock for each variable-node here and in subnodes" |
|
362 |
||
363 |
aBlock value:self |
|
364 |
! |
|
365 |
||
3275
921a8afad859
renamed messagesDo: to messageNodes: do
Claus Gittinger <cg@exept.de>
parents:
3184
diff
changeset
|
366 |
messageNodesDo:aBlock |
921a8afad859
renamed messagesDo: to messageNodes: do
Claus Gittinger <cg@exept.de>
parents:
3184
diff
changeset
|
367 |
"evaluate aBlock for each message-node here and in subnodes" |
921a8afad859
renamed messagesDo: to messageNodes: do
Claus Gittinger <cg@exept.de>
parents:
3184
diff
changeset
|
368 |
|
3315 | 369 |
self messagesDo:aBlock |
3275
921a8afad859
renamed messagesDo: to messageNodes: do
Claus Gittinger <cg@exept.de>
parents:
3184
diff
changeset
|
370 |
! |
921a8afad859
renamed messagesDo: to messageNodes: do
Claus Gittinger <cg@exept.de>
parents:
3184
diff
changeset
|
371 |
|
3276 | 372 |
messageSelectors |
3337 | 373 |
"return a collection of message selectors" |
3276 | 374 |
|
375 |
|setOfSymbols| |
|
376 |
||
377 |
setOfSymbols := Set new. |
|
3279 | 378 |
self messageSelectorsDo:[:each | setOfSymbols add:each ]. |
3276 | 379 |
^ setOfSymbols |
380 |
! |
|
381 |
||
3279 | 382 |
messageSelectorsDo:aBlock |
383 |
"evaluate aBlock for each message-selector here and in subnodes" |
|
384 |
||
385 |
^ self |
|
386 |
! |
|
387 |
||
3275
921a8afad859
renamed messagesDo: to messageNodes: do
Claus Gittinger <cg@exept.de>
parents:
3184
diff
changeset
|
388 |
messages |
3276 | 389 |
"return a collection of messageNodes" |
390 |
||
3275
921a8afad859
renamed messagesDo: to messageNodes: do
Claus Gittinger <cg@exept.de>
parents:
3184
diff
changeset
|
391 |
|setOfMessages| |
921a8afad859
renamed messagesDo: to messageNodes: do
Claus Gittinger <cg@exept.de>
parents:
3184
diff
changeset
|
392 |
|
921a8afad859
renamed messagesDo: to messageNodes: do
Claus Gittinger <cg@exept.de>
parents:
3184
diff
changeset
|
393 |
setOfMessages := Set new. |
3279 | 394 |
self messagesDo:[:each | setOfMessages add:each ]. |
3275
921a8afad859
renamed messagesDo: to messageNodes: do
Claus Gittinger <cg@exept.de>
parents:
3184
diff
changeset
|
395 |
^ setOfMessages |
921a8afad859
renamed messagesDo: to messageNodes: do
Claus Gittinger <cg@exept.de>
parents:
3184
diff
changeset
|
396 |
! |
921a8afad859
renamed messagesDo: to messageNodes: do
Claus Gittinger <cg@exept.de>
parents:
3184
diff
changeset
|
397 |
|
1503 | 398 |
messagesDo:aBlock |
3275
921a8afad859
renamed messagesDo: to messageNodes: do
Claus Gittinger <cg@exept.de>
parents:
3184
diff
changeset
|
399 |
"evaluate aBlock for each message-node here and in subnodes" |
921a8afad859
renamed messagesDo: to messageNodes: do
Claus Gittinger <cg@exept.de>
parents:
3184
diff
changeset
|
400 |
|
1503 | 401 |
^ self |
3315 | 402 |
! |
403 |
||
404 |
variableNodesDo:aBlock |
|
405 |
"evaluate aBlock for each variable-node here and in subnodes" |
|
406 |
||
407 |
^ self |
|
1503 | 408 |
! ! |
409 |
||
140 | 410 |
!ParseNode methodsFor:'evaluation'! |
411 |
||
1383 | 412 |
evaluate |
413 |
^ self evaluateIn:nil |
|
414 |
! |
|
415 |
||
140 | 416 |
evaluateForCascade |
1383 | 417 |
^ self evaluateForCascadeIn:nil |
418 |
! |
|
419 |
||
420 |
evaluateForCascadeIn:anEnvironment |
|
421 |
^ self evaluateIn:anEnvironment |
|
422 |
! |
|
423 |
||
424 |
evaluateIn:anEnvironment |
|
425 |
self subclassResponsibility |
|
2505 | 426 |
! |
427 |
||
428 |
isStatement |
|
429 |
^false. |
|
430 |
||
431 |
"Created: / 22-02-2011 / 16:29:50 / Jakub <zelenja7@fel.cvut.cz>" |
|
140 | 432 |
! ! |
433 |
||
3542 | 434 |
|
435 |
||
1080 | 436 |
!ParseNode methodsFor:'printing & storing'! |
140 | 437 |
|
438 |
printOn:aStream |
|
914 | 439 |
"append a user printed representation of the receiver to aStream. |
440 |
The format is suitable for a human - not meant to be read back." |
|
441 |
||
140 | 442 |
self printOn:aStream indent:0 |
443 |
! |
|
444 |
||
1588 | 445 |
printOn:aStream indent:indent |
446 |
"append a user printed representation of the receiver to aStream. |
|
447 |
The format is suitable for a human - not meant to be read back." |
|
448 |
||
449 |
self subclassResponsibility |
|
450 |
||
451 |
"Created: / 20-04-2005 / 14:21:46 / cg" |
|
452 |
! |
|
453 |
||
454 |
printOn:aStream indent:indent parenthized:parenthized |
|
455 |
parenthized ifTrue:[ |
|
456 |
aStream nextPutAll:'(' |
|
457 |
]. |
|
458 |
self printOn:aStream indent:indent. |
|
459 |
parenthized ifTrue:[ |
|
460 |
aStream nextPutAll:')' |
|
461 |
]. |
|
462 |
||
463 |
"Created: / 20-04-2005 / 14:21:28 / cg" |
|
140 | 464 |
! ! |
465 |
||
466 |
!ParseNode methodsFor:'private'! |
|
467 |
||
468 |
type:t |
|
469 |
"set the nodes type" |
|
470 |
||
471 |
type := t |
|
472 |
! ! |
|
473 |
||
0 | 474 |
!ParseNode methodsFor:'queries'! |
475 |
||
244
2ce60e837d52
use dup if possible when pushing args
Claus Gittinger <cg@exept.de>
parents:
148
diff
changeset
|
476 |
canReuseAsArg:anotherNode |
2ce60e837d52
use dup if possible when pushing args
Claus Gittinger <cg@exept.de>
parents:
148
diff
changeset
|
477 |
^ false |
2ce60e837d52
use dup if possible when pushing args
Claus Gittinger <cg@exept.de>
parents:
148
diff
changeset
|
478 |
|
2ce60e837d52
use dup if possible when pushing args
Claus Gittinger <cg@exept.de>
parents:
148
diff
changeset
|
479 |
"Created: 14.4.1996 / 00:43:08 / cg" |
2ce60e837d52
use dup if possible when pushing args
Claus Gittinger <cg@exept.de>
parents:
148
diff
changeset
|
480 |
! |
2ce60e837d52
use dup if possible when pushing args
Claus Gittinger <cg@exept.de>
parents:
148
diff
changeset
|
481 |
|
395 | 482 |
collectBlocksInto:aCollection |
483 |
^ self |
|
484 |
||
485 |
"Created: 23.10.1996 / 15:45:00 / cg" |
|
486 |
! |
|
487 |
||
2382 | 488 |
containsReturn |
489 |
^ false |
|
490 |
! |
|
491 |
||
3296 | 492 |
positionToInsertPeriodForStatementSeparation |
493 |
^ self endPosition + (parenthized == true ifTrue:1 ifFalse:0) |
|
494 |
||
495 |
"Created: 14.4.1996 / 00:43:08 / cg" |
|
496 |
! |
|
497 |
||
2327 | 498 |
precedence |
499 |
^ 9999 |
|
500 |
! |
|
501 |
||
502 |
withConstantValueDo:aBlock |
|
503 |
"return true, if this evaluates to a constant value |
|
504 |
and evaluate aBlock with it" |
|
505 |
||
506 |
^ false |
|
507 |
! ! |
|
508 |
||
509 |
!ParseNode methodsFor:'testing'! |
|
510 |
||
140 | 511 |
isAssignment |
512 |
"return true, if this is a node for an assignment" |
|
513 |
||
514 |
^ false |
|
515 |
! |
|
516 |
||
517 |
isBinaryMessage |
|
518 |
"return true, if this is a node for a binary send" |
|
519 |
||
520 |
^ false |
|
521 |
! |
|
522 |
||
523 |
isBlockNode |
|
524 |
"return true, if this is a node for a block" |
|
525 |
||
526 |
^ false |
|
527 |
! |
|
528 |
||
2533 | 529 |
isBreakPointNode |
530 |
^ false |
|
531 |
||
532 |
"Created: / 05-07-2011 / 21:14:01 / cg" |
|
533 |
! |
|
534 |
||
744
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
598
diff
changeset
|
535 |
isCascade |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
598
diff
changeset
|
536 |
^ false |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
598
diff
changeset
|
537 |
|
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
598
diff
changeset
|
538 |
"Created: / 16.7.1998 / 20:11:33 / cg" |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
598
diff
changeset
|
539 |
! |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
598
diff
changeset
|
540 |
|
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
598
diff
changeset
|
541 |
isCascadeToSuper |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
598
diff
changeset
|
542 |
^ false |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
598
diff
changeset
|
543 |
|
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
598
diff
changeset
|
544 |
"Created: / 16.7.1998 / 19:51:07 / cg" |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
598
diff
changeset
|
545 |
! |
e871f9f072f8
changes for cascades to super/here semantics.
Claus Gittinger <cg@exept.de>
parents:
598
diff
changeset
|
546 |
|
0 | 547 |
isConstant |
13 | 548 |
"return true, if this is a node for a constant" |
549 |
||
550 |
^ false |
|
551 |
! |
|
552 |
||
1533 | 553 |
isErrorNode |
554 |
^ false |
|
555 |
! |
|
556 |
||
53 | 557 |
isGlobal |
558 |
"return true, if this is a node for a global variable" |
|
559 |
||
560 |
^ false |
|
561 |
! |
|
562 |
||
2000 | 563 |
isGlobalNamed:globalName |
564 |
"return true, if this is a node for a particular global variable" |
|
565 |
||
566 |
^ false |
|
567 |
||
568 |
"Created: / 05-03-2007 / 15:13:23 / cg" |
|
569 |
! |
|
570 |
||
1310
feb30ab0c221
better variabletype queries.
Claus Gittinger <cg@exept.de>
parents:
1114
diff
changeset
|
571 |
isGlobalVariable |
feb30ab0c221
better variabletype queries.
Claus Gittinger <cg@exept.de>
parents:
1114
diff
changeset
|
572 |
^ false |
feb30ab0c221
better variabletype queries.
Claus Gittinger <cg@exept.de>
parents:
1114
diff
changeset
|
573 |
! |
feb30ab0c221
better variabletype queries.
Claus Gittinger <cg@exept.de>
parents:
1114
diff
changeset
|
574 |
|
1528 | 575 |
isImmutable |
576 |
"not used with ST/X - |
|
577 |
for JavaScript nodes return true here." |
|
578 |
||
579 |
^ true |
|
580 |
! |
|
581 |
||
2403
79c95fae81e8
added: #isImplicitJavaScriptMessage
Claus Gittinger <cg@exept.de>
parents:
2402
diff
changeset
|
582 |
isImplicitJavaScriptMessage |
79c95fae81e8
added: #isImplicitJavaScriptMessage
Claus Gittinger <cg@exept.de>
parents:
2402
diff
changeset
|
583 |
"return true, if this is a node for an implicit getter/setter send" |
79c95fae81e8
added: #isImplicitJavaScriptMessage
Claus Gittinger <cg@exept.de>
parents:
2402
diff
changeset
|
584 |
|
79c95fae81e8
added: #isImplicitJavaScriptMessage
Claus Gittinger <cg@exept.de>
parents:
2402
diff
changeset
|
585 |
^ false |
79c95fae81e8
added: #isImplicitJavaScriptMessage
Claus Gittinger <cg@exept.de>
parents:
2402
diff
changeset
|
586 |
|
79c95fae81e8
added: #isImplicitJavaScriptMessage
Claus Gittinger <cg@exept.de>
parents:
2402
diff
changeset
|
587 |
"Created: / 05-07-2010 / 14:11:41 / cg" |
79c95fae81e8
added: #isImplicitJavaScriptMessage
Claus Gittinger <cg@exept.de>
parents:
2402
diff
changeset
|
588 |
! |
79c95fae81e8
added: #isImplicitJavaScriptMessage
Claus Gittinger <cg@exept.de>
parents:
2402
diff
changeset
|
589 |
|
1725 | 590 |
isInnerJavaScriptBlock |
591 |
^ false |
|
592 |
! |
|
593 |
||
2862 | 594 |
isJAVA |
595 |
"Return true, if receiver is global variable node JAVA. |
|
596 |
Used to highlight Java class references." |
|
597 |
||
598 |
^false |
|
599 |
||
600 |
"Created: / 19-04-2012 / 09:36:31 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
|
601 |
! |
|
602 |
||
603 |
isJavaPackageReference |
|
604 |
"Return true, given node is JAVA package reference in form: |
|
605 |
JAVA package1 package2 |
|
606 |
" |
|
607 |
||
608 |
^false |
|
609 |
||
610 |
"Created: / 19-04-2012 / 09:53:21 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
|
611 |
! |
|
612 |
||
3184 | 613 |
isJavaScriptAndExpression |
614 |
^ false |
|
615 |
! |
|
616 |
||
2402
da3d16a4193d
changed: #testplanItem:groupPattern:executor:testPlanExecutor:
Claus Gittinger <cg@exept.de>
parents:
2401
diff
changeset
|
617 |
isJavaScriptArrayAccess |
da3d16a4193d
changed: #testplanItem:groupPattern:executor:testPlanExecutor:
Claus Gittinger <cg@exept.de>
parents:
2401
diff
changeset
|
618 |
"return true, if this is a node for a javascript array reference i.e. expr[]" |
da3d16a4193d
changed: #testplanItem:groupPattern:executor:testPlanExecutor:
Claus Gittinger <cg@exept.de>
parents:
2401
diff
changeset
|
619 |
|
da3d16a4193d
changed: #testplanItem:groupPattern:executor:testPlanExecutor:
Claus Gittinger <cg@exept.de>
parents:
2401
diff
changeset
|
620 |
^ false |
da3d16a4193d
changed: #testplanItem:groupPattern:executor:testPlanExecutor:
Claus Gittinger <cg@exept.de>
parents:
2401
diff
changeset
|
621 |
|
da3d16a4193d
changed: #testplanItem:groupPattern:executor:testPlanExecutor:
Claus Gittinger <cg@exept.de>
parents:
2401
diff
changeset
|
622 |
"Created: / 05-07-2010 / 14:04:27 / cg" |
da3d16a4193d
changed: #testplanItem:groupPattern:executor:testPlanExecutor:
Claus Gittinger <cg@exept.de>
parents:
2401
diff
changeset
|
623 |
! |
da3d16a4193d
changed: #testplanItem:groupPattern:executor:testPlanExecutor:
Claus Gittinger <cg@exept.de>
parents:
2401
diff
changeset
|
624 |
|
2400 | 625 |
isJavaScriptBlock |
626 |
"return true, if this is a node for a javascript block" |
|
627 |
||
628 |
^ false |
|
629 |
||
630 |
"Created: / 09-06-2010 / 01:53:19 / cg" |
|
631 |
! |
|
632 |
||
3438 | 633 |
isJavaScriptClassNode |
634 |
^ false |
|
635 |
! |
|
636 |
||
2401
3bfe65bdcc64
added: #isJavaScriptConditionalExpression
Claus Gittinger <cg@exept.de>
parents:
2400
diff
changeset
|
637 |
isJavaScriptConditionalExpression |
3bfe65bdcc64
added: #isJavaScriptConditionalExpression
Claus Gittinger <cg@exept.de>
parents:
2400
diff
changeset
|
638 |
"return true, if this is a node for a ?: expression" |
3bfe65bdcc64
added: #isJavaScriptConditionalExpression
Claus Gittinger <cg@exept.de>
parents:
2400
diff
changeset
|
639 |
|
3bfe65bdcc64
added: #isJavaScriptConditionalExpression
Claus Gittinger <cg@exept.de>
parents:
2400
diff
changeset
|
640 |
^ false |
3bfe65bdcc64
added: #isJavaScriptConditionalExpression
Claus Gittinger <cg@exept.de>
parents:
2400
diff
changeset
|
641 |
|
3bfe65bdcc64
added: #isJavaScriptConditionalExpression
Claus Gittinger <cg@exept.de>
parents:
2400
diff
changeset
|
642 |
"Created: / 09-06-2010 / 01:55:15 / cg" |
3bfe65bdcc64
added: #isJavaScriptConditionalExpression
Claus Gittinger <cg@exept.de>
parents:
2400
diff
changeset
|
643 |
! |
3bfe65bdcc64
added: #isJavaScriptConditionalExpression
Claus Gittinger <cg@exept.de>
parents:
2400
diff
changeset
|
644 |
|
3184 | 645 |
isJavaScriptOrExpression |
646 |
^ false |
|
647 |
! |
|
648 |
||
3474 | 649 |
isLocalVariable |
650 |
^ false |
|
651 |
! |
|
652 |
||
140 | 653 |
isMessage |
654 |
"return true, if this is a node for a message expression" |
|
19 | 655 |
|
656 |
^ false |
|
657 |
! |
|
658 |
||
3414 | 659 |
isMethodNode |
660 |
^ false |
|
661 |
! |
|
662 |
||
1310
feb30ab0c221
better variabletype queries.
Claus Gittinger <cg@exept.de>
parents:
1114
diff
changeset
|
663 |
isMethodVariable |
feb30ab0c221
better variabletype queries.
Claus Gittinger <cg@exept.de>
parents:
1114
diff
changeset
|
664 |
^ false |
feb30ab0c221
better variabletype queries.
Claus Gittinger <cg@exept.de>
parents:
1114
diff
changeset
|
665 |
! |
feb30ab0c221
better variabletype queries.
Claus Gittinger <cg@exept.de>
parents:
1114
diff
changeset
|
666 |
|
2327 | 667 |
isNew |
668 |
"return true, if this is a new XXXX node" |
|
669 |
||
670 |
^ false |
|
671 |
! |
|
672 |
||
2088 | 673 |
isPostIncDec |
674 |
"for JavaScript" |
|
675 |
||
676 |
^ false |
|
677 |
! |
|
678 |
||
679 |
isPreIncDec |
|
680 |
"for JavaScript" |
|
681 |
||
682 |
^ false |
|
683 |
! |
|
684 |
||
140 | 685 |
isPrimary |
686 |
"return true, if this is a node for a primary (i.e. non-send)" |
|
13 | 687 |
|
688 |
^ false |
|
689 |
! |
|
690 |
||
691 |
isReturnNode |
|
692 |
"return true, if this is a node for a return expression" |
|
693 |
||
0 | 694 |
^ false |
695 |
! |
|
696 |
||
862 | 697 |
isSelf |
698 |
"return true, if this is a self-node" |
|
699 |
||
700 |
^ false |
|
701 |
! |
|
702 |
||
2505 | 703 |
isStatementNode |
704 |
"return true, if this is a statement node" |
|
705 |
||
706 |
^ false |
|
707 |
||
708 |
"Created: / 13-06-2011 / 11:26:10 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
|
709 |
! |
|
710 |
||
140 | 711 |
isSuper |
712 |
"return true, if this is a super-node" |
|
13 | 713 |
|
0 | 714 |
^ false |
715 |
! |
|
716 |
||
2089 | 717 |
isThis |
718 |
"for JavaScript" |
|
719 |
||
720 |
^ false |
|
721 |
! |
|
722 |
||
0 | 723 |
isUnaryMessage |
13 | 724 |
"return true, if this is a node for a unary send" |
725 |
||
0 | 726 |
^ false |
244
2ce60e837d52
use dup if possible when pushing args
Claus Gittinger <cg@exept.de>
parents:
148
diff
changeset
|
727 |
! |
2ce60e837d52
use dup if possible when pushing args
Claus Gittinger <cg@exept.de>
parents:
148
diff
changeset
|
728 |
|
2ce60e837d52
use dup if possible when pushing args
Claus Gittinger <cg@exept.de>
parents:
148
diff
changeset
|
729 |
isVariable |
2ce60e837d52
use dup if possible when pushing args
Claus Gittinger <cg@exept.de>
parents:
148
diff
changeset
|
730 |
"return true, if this is a node for a variable" |
2ce60e837d52
use dup if possible when pushing args
Claus Gittinger <cg@exept.de>
parents:
148
diff
changeset
|
731 |
|
2ce60e837d52
use dup if possible when pushing args
Claus Gittinger <cg@exept.de>
parents:
148
diff
changeset
|
732 |
^ false |
2ce60e837d52
use dup if possible when pushing args
Claus Gittinger <cg@exept.de>
parents:
148
diff
changeset
|
733 |
|
2ce60e837d52
use dup if possible when pushing args
Claus Gittinger <cg@exept.de>
parents:
148
diff
changeset
|
734 |
"Created: 14.4.1996 / 00:46:44 / cg" |
2694 | 735 |
! |
736 |
||
737 |
isVariableNode |
|
738 |
"return true, if this is a node for a variable" |
|
739 |
||
740 |
^ self isVariable |
|
741 |
||
742 |
"Created: / 12-09-2011 / 09:32:17 / cg" |
|
0 | 743 |
! ! |
744 |
||
148 | 745 |
!ParseNode class methodsFor:'documentation'! |
746 |
||
3276 | 747 |
version |
3542 | 748 |
^ '$Header: /cvs/stx/stx/libcomp/ParseNode.st,v 1.83 2014-12-05 16:40:58 cg Exp $' |
3276 | 749 |
! |
750 |
||
2505 | 751 |
version_CVS |
3542 | 752 |
^ '$Header: /cvs/stx/stx/libcomp/ParseNode.st,v 1.83 2014-12-05 16:40:58 cg Exp $' |
148 | 753 |
! ! |
3110
f517641d3673
Emit LINE16 bytecode insn just before a SEND bytecode is emmited when
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
2862
diff
changeset
|
754 |