back out r101423 and r101397, they break llvm-gcc self-host on darwin10

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101434 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Gabor Greif
2010-04-16 01:16:20 +00:00
parent 5f0378251c
commit 607a7ab3da
44 changed files with 586 additions and 577 deletions

View File

@ -953,7 +953,7 @@ bool llvm::CannotBeNegativeZero(const Value *V, unsigned Depth) {
if (const IntrinsicInst *II = dyn_cast<IntrinsicInst>(I))
// sqrt(-0.0) = -0.0, no other negative results are possible.
if (II->getIntrinsicID() == Intrinsic::sqrt)
return CannotBeNegativeZero(II->getOperand(0), Depth+1);
return CannotBeNegativeZero(II->getOperand(1), Depth+1);
if (const CallInst *CI = dyn_cast<CallInst>(I))
if (const Function *F = CI->getCalledFunction()) {
@ -966,7 +966,7 @@ bool llvm::CannotBeNegativeZero(const Value *V, unsigned Depth) {
if (F->getName() == "fabsl") return true;
if (F->getName() == "sqrt" || F->getName() == "sqrtf" ||
F->getName() == "sqrtl")
return CannotBeNegativeZero(CI->getOperand(0), Depth+1);
return CannotBeNegativeZero(CI->getOperand(1), Depth+1);
}
}