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[X86] Call LowerADDRSPACECAST directly from ReplaceNodeResults to avoid repeating identical code. NFC

This commit is contained in:
Craig Topper 2020-06-10 14:39:02 -07:00
parent 530fbbdbc4
commit 1c3dd7bf37
1 changed files with 2 additions and 19 deletions
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21
llvm/lib/Target/X86/X86ISelLowering.cpp
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@ -30088,25 +30088,8 @@ void X86TargetLowering::ReplaceNodeResults(SDNode *N,
return;
}
case ISD::ADDRSPACECAST: {
SDValue Src = N->getOperand(0);
EVT DstVT = N->getValueType(0);
AddrSpaceCastSDNode *CastN = cast<AddrSpaceCastSDNode>(N);
unsigned SrcAS = CastN->getSrcAddressSpace();
assert(SrcAS != CastN->getDestAddressSpace() &&
"addrspacecast must be between different address spaces");
SDValue Res;
if (SrcAS == X86AS::PTR32_UPTR && DstVT == MVT::i64)
Res = DAG.getNode(ISD::ZERO_EXTEND, dl, DstVT, Src);
else if (DstVT == MVT::i64)
Res = DAG.getNode(ISD::SIGN_EXTEND, dl, DstVT, Src);
else if (DstVT == MVT::i32)
Res = DAG.getNode(ISD::TRUNCATE, dl, DstVT, Src);
else
report_fatal_error("Unrecognized addrspacecast type legalization");
Results.push_back(Res);
SDValue V = LowerADDRSPACECAST(SDValue(N,0), DAG);
Results.push_back(V);
return;
}
}