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Fix handling of Intel syntax disassembling of movs and stos to stop being blank. Also fixed scas, and cmps to always print size suffix in Intel syntax since its abiguous without arguments. Fixes PR10875.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139353 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper
2011-09-09 05:40:53 +00:00
parent ad5f0c9e73
commit ccfa4ed4e0
1 changed files with 12 additions and 12 deletions
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24
lib/Target/X86/X86InstrInfo.td
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@@ -802,30 +802,30 @@ def BSR64rm : RI<0xBD, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src),
// These uses the DF flag in the EFLAGS register to inc or dec EDI and ESI // These uses the DF flag in the EFLAGS register to inc or dec EDI and ESI
let Defs = [EDI,ESI], Uses = [EDI,ESI,EFLAGS] in { let Defs = [EDI,ESI], Uses = [EDI,ESI,EFLAGS] in {
def MOVSB : I<0xA4, RawFrm, (outs), (ins), "{movsb}", []>; def MOVSB : I<0xA4, RawFrm, (outs), (ins), "movsb", []>;
def MOVSW : I<0xA5, RawFrm, (outs), (ins), "{movsw}", []>, OpSize; def MOVSW : I<0xA5, RawFrm, (outs), (ins), "movsw", []>, OpSize;
def MOVSD : I<0xA5, RawFrm, (outs), (ins), "{movsl|movsd}", []>; def MOVSD : I<0xA5, RawFrm, (outs), (ins), "movs{l|d}", []>;
def MOVSQ : RI<0xA5, RawFrm, (outs), (ins), "movsq", []>; def MOVSQ : RI<0xA5, RawFrm, (outs), (ins), "movsq", []>;
} }
// These uses the DF flag in the EFLAGS register to inc or dec EDI and ESI // These uses the DF flag in the EFLAGS register to inc or dec EDI and ESI
let Defs = [EDI], Uses = [AL,EDI,EFLAGS] in let Defs = [EDI], Uses = [AL,EDI,EFLAGS] in
def STOSB : I<0xAA, RawFrm, (outs), (ins), "{stosb}", []>; def STOSB : I<0xAA, RawFrm, (outs), (ins), "stosb", []>;
let Defs = [EDI], Uses = [AX,EDI,EFLAGS] in let Defs = [EDI], Uses = [AX,EDI,EFLAGS] in
def STOSW : I<0xAB, RawFrm, (outs), (ins), "{stosw}", []>, OpSize; def STOSW : I<0xAB, RawFrm, (outs), (ins), "stosw", []>, OpSize;
let Defs = [EDI], Uses = [EAX,EDI,EFLAGS] in let Defs = [EDI], Uses = [EAX,EDI,EFLAGS] in
def STOSD : I<0xAB, RawFrm, (outs), (ins), "{stosl|stosd}", []>; def STOSD : I<0xAB, RawFrm, (outs), (ins), "stos{l|d}", []>;
let Defs = [RCX,RDI], Uses = [RAX,RCX,RDI,EFLAGS] in let Defs = [RCX,RDI], Uses = [RAX,RCX,RDI,EFLAGS] in
def STOSQ : RI<0xAB, RawFrm, (outs), (ins), "stosq", []>; def STOSQ : RI<0xAB, RawFrm, (outs), (ins), "stosq", []>;
def SCAS8 : I<0xAE, RawFrm, (outs), (ins), "scas{b}", []>; def SCAS8 : I<0xAE, RawFrm, (outs), (ins), "scasb", []>;
def SCAS16 : I<0xAF, RawFrm, (outs), (ins), "scas{w}", []>, OpSize; def SCAS16 : I<0xAF, RawFrm, (outs), (ins), "scasw", []>, OpSize;
def SCAS32 : I<0xAF, RawFrm, (outs), (ins), "scas{l}", []>; def SCAS32 : I<0xAF, RawFrm, (outs), (ins), "scas{l|d}", []>;
def SCAS64 : RI<0xAF, RawFrm, (outs), (ins), "scasq", []>; def SCAS64 : RI<0xAF, RawFrm, (outs), (ins), "scasq", []>;
def CMPS8 : I<0xA6, RawFrm, (outs), (ins), "cmps{b}", []>; def CMPS8 : I<0xA6, RawFrm, (outs), (ins), "cmpsb", []>;
def CMPS16 : I<0xA7, RawFrm, (outs), (ins), "cmps{w}", []>, OpSize; def CMPS16 : I<0xA7, RawFrm, (outs), (ins), "cmpsw", []>, OpSize;
def CMPS32 : I<0xA7, RawFrm, (outs), (ins), "cmps{l}", []>; def CMPS32 : I<0xA7, RawFrm, (outs), (ins), "cmps{l|d}", []>;
def CMPS64 : RI<0xA7, RawFrm, (outs), (ins), "cmpsq", []>; def CMPS64 : RI<0xA7, RawFrm, (outs), (ins), "cmpsq", []>;