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Intel syntax. Adjust special code, used to recognize cmp<comparison code>{ss,sd,ps,pd}, for intel syntax.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149291 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2012-01-30 22:47:12 +00:00
parent 0cf6b99b96
commit 885f65b4a1
2 changed files with 7 additions and 2 deletions
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6
lib/Target/X86/AsmParser/X86AsmParser.cpp
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@ -981,10 +981,9 @@ ParseInstruction(StringRef Name, SMLoc NameLoc,
Operands.push_back(X86Operand::CreateToken(PatchedName, NameLoc));
if (ExtraImmOp)
if (ExtraImmOp && !isParsingIntelSyntax())
Operands.push_back(X86Operand::CreateImm(ExtraImmOp, NameLoc, NameLoc));
// Determine whether this is an instruction prefix.
bool isPrefix =
Name == "lock" || Name == "rep" ||
@ -1038,6 +1037,9 @@ ParseInstruction(StringRef Name, SMLoc NameLoc,
else if (isPrefix && getLexer().is(AsmToken::Slash))
Parser.Lex(); // Consume the prefix separator Slash
if (ExtraImmOp && isParsingIntelSyntax())
Operands.push_back(X86Operand::CreateImm(ExtraImmOp, NameLoc, NameLoc));
// This is a terrible hack to handle "out[bwl]? %al, (%dx)" ->
// "outb %al, %dx". Out doesn't take a memory form, but this is a widely
// documented form in various unofficial manuals, so a lot of code uses it.

3
test/MC/X86/intel-syntax-encoding.s
View File

@ -39,3 +39,6 @@ LBB0_3:
// CHECK: encoding: [0xd1,0xe7]
shl EDI, 1
// CHECK: encoding: [0x0f,0xc2,0xd1,0x01]
cmpltps XMM2, XMM1