[llvm-commits] [llvm] r81601 - in /llvm/trunk/lib/Target/X86: X86Instr64bit.td X86InstrInfo.td

[Sean Callanan]

Author: spyffe
Date: Fri Sep 11 21:25:20 2009
New Revision: 81601

URL: http://llvm.org/viewvc/llvm-project?rev=81601&view=rev
Log:
Added CMPS (string comparison) instructions for all
operand widths to the Intel instruction tables, for
the purposes of the disassembler.

Modified:
    llvm/trunk/lib/Target/X86/X86Instr64bit.td
    llvm/trunk/lib/Target/X86/X86InstrInfo.td

Modified: llvm/trunk/lib/Target/X86/X86Instr64bit.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86Instr64bit.td?rev=81601&r1=81600&r2=81601&view=diff

==============================================================================
--- llvm/trunk/lib/Target/X86/X86Instr64bit.td (original)
+++ llvm/trunk/lib/Target/X86/X86Instr64bit.td Fri Sep 11 21:25:20 2009
@@ -286,6 +286,8 @@
 
 def SCAS64 : RI<0xAF, RawFrm, (outs), (ins), "scas{q}", []>;
 
+def CMPS64 : RI<0xA7, RawFrm, (outs), (ins), "cmps{q}", []>;
+
 // Fast system-call instructions
 def SYSEXIT64 : RI<0x35, RawFrm,
                    (outs), (ins), "sysexit", []>, TB;

Modified: llvm/trunk/lib/Target/X86/X86InstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrInfo.td?rev=81601&r1=81600&r2=81601&view=diff

==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrInfo.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrInfo.td Fri Sep 11 21:25:20 2009
@@ -818,6 +818,10 @@
 def SCAS16 : I<0xAF, RawFrm, (outs), (ins), "scas{w}", []>, OpSize;
 def SCAS32 : I<0xAF, RawFrm, (outs), (ins), "scas{l}", []>;
 
+def CMPS8 : I<0xA6, RawFrm, (outs), (ins), "cmps{b}", []>;
+def CMPS16 : I<0xA7, RawFrm, (outs), (ins), "cmps{w}", []>, OpSize;
+def CMPS32 : I<0xA7, RawFrm, (outs), (ins), "cmps{l}", []>;
+
 let Defs = [RAX, RDX] in
 def RDTSC : I<0x31, RawFrm, (outs), (ins), "rdtsc", [(X86rdtsc)]>,
             TB;