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| author | Davide Italiano <davide@freebsd.org> | 2016-08-08 03:23:01 +0000 |
|---|---|---|
| committer | Davide Italiano <davide@freebsd.org> | 2016-08-08 03:23:01 +0000 |
| commit | e3b916d1649de6689034aa1dcf9ceaeba4db72dc (patch) | |
| tree | fbbb6ff62caee07a5049f23c95c9aa158a9b0aa9 /llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp | |
| parent | 68e74847bf211cdf3e4e53f8676f81c536fd39fc (diff) | |
| download | llvm-e3b916d1649de6689034aa1dcf9ceaeba4db72dc.zip llvm-e3b916d1649de6689034aa1dcf9ceaeba4db72dc.tar.gz llvm-e3b916d1649de6689034aa1dcf9ceaeba4db72dc.tar.bz2 | |
[SimplifyLibCalls] Emit sqrt intrinsic instead of a libcall.
llvm-svn: 277972
Diffstat (limited to 'llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp b/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp index 5e648db..a958eee 100644 --- a/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp +++ b/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp @@ -1052,8 +1052,9 @@ Value *LibCallSimplifier::optimizePow(CallInst *CI, IRBuilder<> &B) { if (CI->hasUnsafeAlgebra()) { IRBuilder<>::FastMathFlagGuard Guard(B); B.setFastMathFlags(CI->getFastMathFlags()); - return emitUnaryFloatFnCall(Op1, TLI->getName(LibFunc::sqrt), B, - Callee->getAttributes()); + Value *Sqrt = Intrinsic::getDeclaration(CI->getModule(), Intrinsic::sqrt, + Op1->getType()); + return B.CreateCall(Sqrt, Op1, "sqrt"); } // Expand pow(x, 0.5) to (x == -infinity ? +infinity : fabs(sqrt(x))). |