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[ms-inline asm] When parsing inline assembly we set the base register to a

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non-zero value as we don't know the actual value at this point.  This is
necessary to get the matching correct in some cases.  However, the actual value
set as the base register doesn't matter, since we're just matching not emitting.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166523 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chad Rosier 2012-10-23 23:31:33 +00:00
parent fac14ab179
commit 2a784131fe
1 changed files with 9 additions and 2 deletions
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11
lib/Target/X86/AsmParser/X86AsmParser.cpp
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@ -808,8 +808,15 @@ X86Operand *X86AsmParser::ParseIntelMemOperand(unsigned SegReg, SMLoc Start) {
NeedSizeDir = Size > 0;
}
}
return X86Operand::CreateMem(Disp, Start, End, OffsetOfLoc, Size, OffsetOf,
NeedSizeDir);
if (!isParsingInlineAsm())
return X86Operand::CreateMem(Disp, Start, End, OffsetOfLoc, Size);
else
// When parsing inline assembly we set the basereg to a non-zero value as we
// don't know the actualy value at this time. This is necessary to get the
// matching correct in some cases.
return X86Operand::CreateMem(/*SegReg*/0, Disp, /*BaseReg*/1, /*IndexReg*/0,
/*Scale*/1, Start, End, OffsetOfLoc, Size,
OffsetOf, NeedSizeDir);
}
X86Operand *X86AsmParser::ParseIntelOperand() {