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Check we aren't trying to convert PPC long double.

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This fixes the testsuite failure on ppcf128-4.ll.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49994 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dale Johannesen
2008-04-20 18:23:46 +00:00
parent 5913e6c5db
commit 9dd2ce46c5
2 changed files with 7 additions and 7 deletions
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9
lib/CodeGen/SelectionDAG/SelectionDAG.cpp
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@@ -74,12 +74,9 @@ bool ConstantFPSDNode::isValueValidForType(MVT::ValueType VT,
const APFloat& Val) {
assert(MVT::isFloatingPoint(VT) && "Can only convert between FP types");
// Anything can be extended to ppc long double.
if (VT == MVT::ppcf128)
return true;
// PPC long double cannot be shrunk to anything though.
if (&Val.getSemantics() == &APFloat::PPCDoubleDouble)
// PPC long double cannot be converted to any other type.
if (VT == MVT::ppcf128 ||
&Val.getSemantics() == &APFloat::PPCDoubleDouble)
return false;
// convert modifies in place, so make a copy.