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Change APFloat::convertFromInteger to take the incoming

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bit width instead of number of words allocated, which
makes it actually work for int->APF conversions.
Adjust callers.  Add const to one of the APInt constructors
to prevent surprising match when called with const
argument.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42210 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dale Johannesen
2007-09-21 22:09:37 +00:00
parent 3f65f02d25
commit 910993e8dc
6 changed files with 32 additions and 24 deletions
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3
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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@@ -3215,7 +3215,8 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
const uint64_t zero[] = {0, 0};
APFloat apf = APFloat(APInt(MVT::getSizeInBits(VT), 2, zero));
uint64_t x = 1ULL << ShiftAmt;
(void)apf.convertFromInteger(&x, 1, false, APFloat::rmTowardZero);
(void)apf.convertFromInteger(&x, MVT::getSizeInBits(NVT), false,
APFloat::rmTowardZero);
Tmp2 = DAG.getConstantFP(apf, VT);
Tmp3 = DAG.getSetCC(TLI.getSetCCResultTy(),
Node->getOperand(0), Tmp2, ISD::SETLT);