diff options
Diffstat (limited to 'lib/Analysis/ConstantFolding.cpp')
| -rw-r--r-- | lib/Analysis/ConstantFolding.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/lib/Analysis/ConstantFolding.cpp b/lib/Analysis/ConstantFolding.cpp index c4ff616575..d12476885e 100644 --- a/lib/Analysis/ConstantFolding.cpp +++ b/lib/Analysis/ConstantFolding.cpp @@ -1053,6 +1053,7 @@ bool llvm::canConstantFoldCallTo(const Function *F) { switch (F->getIntrinsicID()) { case Intrinsic::sqrt: + case Intrinsic::pow: case Intrinsic::powi: case Intrinsic::bswap: case Intrinsic::ctpop: @@ -1346,9 +1347,6 @@ llvm::ConstantFoldCall(Function *F, ArrayRef<Constant *> Operands, (double)Op1->getValueAPF().convertToFloat() : Op1->getValueAPF().convertToDouble(); if (ConstantFP *Op2 = dyn_cast<ConstantFP>(Operands[1])) { - if (!TLI) - return 0; - if (Op2->getType() != Op1->getType()) return 0; @@ -1356,6 +1354,11 @@ llvm::ConstantFoldCall(Function *F, ArrayRef<Constant *> Operands, (double)Op2->getValueAPF().convertToFloat(): Op2->getValueAPF().convertToDouble(); + if (F->getIntrinsicID() == Intrinsic::pow) { + return ConstantFoldBinaryFP(pow, Op1V, Op2V, Ty); + } + if (!TLI) + return 0; if (Name == "pow" && TLI->has(LibFunc::pow)) return ConstantFoldBinaryFP(pow, Op1V, Op2V, Ty); if (Name == "fmod" && TLI->has(LibFunc::fmod)) |