forked from OSchip/llvm-project
[ms-inline asm] Add support for using offsetof operator with variables that use
namespace alias qualifiers. Test case coming on clang side shortly. Part of rdar://13499009 llvm-svn: 179339
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@ -1411,9 +1411,14 @@ X86Operand *X86AsmParser::ParseIntelOffsetOfOperator() {
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const MCExpr *Val;
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SMLoc Start = Tok.getLoc(), End;
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StringRef Identifier = Tok.getString();
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if (getParser().parsePrimaryExpr(Val, End))
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return ErrorOperand(Start, "Unable to parse expression!");
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const MCExpr *Disp = 0;
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if (X86Operand *Err = ParseIntelVarWithQualifier(Disp, Identifier))
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return Err;
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// Don't emit the offset operator.
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InstInfo->AsmRewrites->push_back(AsmRewrite(AOK_Skip, OffsetOfLoc, 7));
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@ -1421,10 +1426,8 @@ X86Operand *X86AsmParser::ParseIntelOffsetOfOperator() {
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// register operand to ensure proper matching. Just pick a GPR based on
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// the size of a pointer.
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unsigned RegNo = is64BitMode() ? X86::RBX : X86::EBX;
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unsigned Len = End.getPointer() - Start.getPointer();
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StringRef SymName(Start.getPointer(), Len);
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return X86Operand::CreateReg(RegNo, Start, End, /*GetAddress=*/true,
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OffsetOfLoc, SymName);
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OffsetOfLoc, Identifier);
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}
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enum IntelOperatorKind {
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