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Use PC-relative address for x32 TLS address

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Since x32 supports PC-relative address, it shouldn't use EBX for TLS
address.  Instead of checking N.getValueType(), we should check
Subtarget->is32Bit().  This fixes PR 22676.

Reviewed By: RKSimon

Differential Revision: https://reviews.llvm.org/D16474
This commit is contained in:
H.J. Lu 2014-06-03 13:22:28 -07:00 committed by Harald van Dijk
parent eec32dd187
commit ced4c140a0
1 changed files with 2 additions and 2 deletions
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4
lib/Target/X86/X86ISelDAGToDAG.cpp
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@ -2694,12 +2694,12 @@ bool X86DAGToDAGISel::selectTLSADDRAddr(SDValue N, SDValue &Base,
AM.Disp += GA->getOffset();
AM.SymbolFlags = GA->getTargetFlags();
MVT VT = N.getSimpleValueType();
if (VT == MVT::i32) {
if (Subtarget->is32Bit()) {
AM.Scale = 1;
AM.IndexReg = CurDAG->getRegister(X86::EBX, MVT::i32);
}
MVT VT = N.getSimpleValueType();
getAddressOperands(AM, SDLoc(N), VT, Base, Scale, Index, Disp, Segment);
return true;
}