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Change hex float constants for the sake of VC++.

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llvm-svn: 22828
This commit is contained in:
Jim Laskey 2005-08-17 09:44:59 +00:00
parent d3add16ed6
commit 2370cb4e85
1 changed files with 4 additions and 1 deletions
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5
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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@ -204,7 +204,10 @@ SDOperand SelectionDAGLegalize::ExpandLegalINT_TO_FP(bool isSigned,
SDOperand Load = DAG.getLoad(MVT::f64, Store2, StackSlot,
DAG.getSrcValue(NULL));
// FP constant to bias correct the final result
SDOperand Bias = DAG.getConstantFP(isSigned ? 0x1.000008p52 : 0x1.000000p52,
uint64_t SignedBias = 0x4330000080000000ULL;
uint64_t UnsignedBias = 0x4330000000000000ULL;
SDOperand Bias = DAG.getConstantFP(isSigned ? *(double *)&SignedBias
: *(double *)&UnsignedBias,
MVT::f64);
// subtract the bias
SDOperand Sub = DAG.getNode(ISD::SUB, MVT::f64, Load, Bias);