Update of /cvsroot/wisp/wisp/users/dig
In directory sc8-pr-cvs1:/tmp/cvs-serv24187
Modified Files:
ia32.tran
Log Message:
introduced the $o16, $o32, $a16, and $a32 prefix instructions
Index: ia32.tran
===================================================================
RCS file: /cvsroot/wisp/wisp/users/dig/ia32.tran,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -d -r1.4 -r1.5
--- ia32.tran 22 Apr 2003 17:34:08 -0000 1.4
+++ ia32.tran 15 May 2003 21:11:56 -0000 1.5
@@ -6,12 +6,21 @@
\
\\\\ @(#) $Id$
+\ These are prefixes for 32-bit mode
+:macro $o16 #x66 b, ;
+:macro $o32 ;
+:macro $a16 #x67 b, ;
+:macro $a32 ;
+
\ registers
:regs reg32 %eax %ecx %edx %ebx %esp %ebp %esi %edi ;
:regs reg16 %ax %cx %dx %bx %sp %bp %si %di ;
:regs reg8 %al %cl %dl %bl %ah %ch %dh %bh ;
// lit :macro $int #xCD b, b, ;
-// reg32 lit :macro $mov swap minor #o270 + b, t, ;
-// lit :macro $push #x68 b, t, ;
+// reg32 lit :macro $mov $o32 swap minor #o270 + b, t, ;
// reg32 :macro $push minor #o120 + b, ;
+
+\ These instructions are not completely register width portable:
+
+// lit :macro $push #x68 b, t, ;
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