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Enhance APFloat to retain bits of NaNs (fixes oggenc).

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Use APFloat interfaces for more references, mostly
of ConstantFPSDNode.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41632 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dale Johannesen
2007-08-31 04:03:46 +00:00
parent 8c132633c8
commit eaf089430e
11 changed files with 155 additions and 113 deletions
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2
lib/Target/X86/X86ISelDAGToDAG.cpp
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@@ -817,7 +817,7 @@ static inline bool isZeroNode(SDOperand Elt) {
return ((isa<ConstantSDNode>(Elt) &&
cast<ConstantSDNode>(Elt)->getValue() == 0) ||
(isa<ConstantFPSDNode>(Elt) &&
cast<ConstantFPSDNode>(Elt)->isExactlyValue(0.0)));
cast<ConstantFPSDNode>(Elt)->getValueAPF().isPosZero()));
}