--- a/SmallInt.st Mon Jan 12 14:14:31 1998 +0100
+++ b/SmallInt.st Mon Jan 12 14:15:14 1998 +0100
@@ -686,6 +686,24 @@
"(2r001010100 bitAnd:2r00001111) radixPrintStringRadix:2"
!
+bitClear:anInteger
+ "return the bitwise-and of the receiver and the complement of the argument, anInteger,
+ returning the receiver with bits of the argument cleared."
+
+%{ /* NOCONTEXT */
+
+ /* anding the tags doesn't change it */
+ if (__isSmallInteger(anInteger)) {
+ RETURN ( ((OBJ) (((INT)self & ~(INT)anInteger) | TAG_INT)) );
+ }
+%}.
+ ^ self retry:#bitClear: coercing:anInteger
+
+ "
+ (2r001010100 bitClear:2r00001111) radixPrintStringRadix:2
+ "
+!
+
bitAt:index
"return the value of the index's bit (index starts at 1).
Notice: the result of bitAt: on negative receivers is not
@@ -2626,5 +2644,5 @@
!SmallInteger class methodsFor:'documentation'!
version
- ^ '$Header: /cvs/stx/stx/libbasic/Attic/SmallInt.st,v 1.91 1997-12-19 08:38:23 stefan Exp $'
+ ^ '$Header: /cvs/stx/stx/libbasic/Attic/SmallInt.st,v 1.92 1998-01-12 13:15:14 cg Exp $'
! !
--- a/SmallInteger.st Mon Jan 12 14:14:31 1998 +0100
+++ b/SmallInteger.st Mon Jan 12 14:15:14 1998 +0100
@@ -686,6 +686,24 @@
"(2r001010100 bitAnd:2r00001111) radixPrintStringRadix:2"
!
+bitClear:anInteger
+ "return the bitwise-and of the receiver and the complement of the argument, anInteger,
+ returning the receiver with bits of the argument cleared."
+
+%{ /* NOCONTEXT */
+
+ /* anding the tags doesn't change it */
+ if (__isSmallInteger(anInteger)) {
+ RETURN ( ((OBJ) (((INT)self & ~(INT)anInteger) | TAG_INT)) );
+ }
+%}.
+ ^ self retry:#bitClear: coercing:anInteger
+
+ "
+ (2r001010100 bitClear:2r00001111) radixPrintStringRadix:2
+ "
+!
+
bitAt:index
"return the value of the index's bit (index starts at 1).
Notice: the result of bitAt: on negative receivers is not
@@ -2626,5 +2644,5 @@
!SmallInteger class methodsFor:'documentation'!
version
- ^ '$Header: /cvs/stx/stx/libbasic/SmallInteger.st,v 1.91 1997-12-19 08:38:23 stefan Exp $'
+ ^ '$Header: /cvs/stx/stx/libbasic/SmallInteger.st,v 1.92 1998-01-12 13:15:14 cg Exp $'
! !