[llvm] r206447 - [X86] Add disassembler support for the 0x0f 0x7f form of movq %mm, %mm.

[Craig Topper]

Author: ctopper
Date: Thu Apr 17 01:33:45 2014
New Revision: 206447

URL: http://llvm.org/viewvc/llvm-project?rev=206447&view=rev
Log:
[X86] Add disassembler support for the 0x0f 0x7f form of movq %mm, %mm.

Modified:
    llvm/trunk/lib/Target/X86/X86InstrMMX.td
    llvm/trunk/test/MC/Disassembler/X86/x86-32.txt

Modified: llvm/trunk/lib/Target/X86/X86InstrMMX.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrMMX.td?rev=206447&r1=206446&r2=206447&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrMMX.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrMMX.td Thu Apr 17 01:33:45 2014
@@ -254,6 +254,11 @@ let neverHasSideEffects = 1 in
 def MMX_MOVQ64rr : MMXI<0x6F, MRMSrcReg, (outs VR64:$dst), (ins VR64:$src),
                         "movq\t{$src, $dst|$dst, $src}", [],
                         IIC_MMX_MOVQ_RR>;
+let isCodeGenOnly = 1, ForceDisassemble = 1, hasSideEffects = 0 in {
+def MMX_MOVQ64rr_REV : MMXI<0x7F, MRMDestReg, (outs VR64:$dst), (ins VR64:$src),
+                        "movq\t{$src, $dst|$dst, $src}", [],
+                        IIC_MMX_MOVQ_RR>;
+}
 } // SchedRW
 
 let SchedRW = [WriteLoad] in {

Modified: llvm/trunk/test/MC/Disassembler/X86/x86-32.txt
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/Disassembler/X86/x86-32.txt?rev=206447&r1=206446&r2=206447&view=diff
==============================================================================
--- llvm/trunk/test/MC/Disassembler/X86/x86-32.txt (original)
+++ llvm/trunk/test/MC/Disassembler/X86/x86-32.txt Thu Apr 17 01:33:45 2014
@@ -708,3 +708,6 @@
 
 # CHECK: movl $4294967295, %eax
 0xc7 0xc0 0xff 0xff 0xff 0xff
+
+# CHECK: movq %mm0, %mm1
+0x0f 0x7f 0xc1