diff options
| -rw-r--r-- | llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp | 5 | ||||
| -rw-r--r-- | llvm/test/Transforms/InstCombine/pow-sqrt.ll | 2 |
2 files changed, 4 insertions, 3 deletions
diff --git a/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp b/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp index 5e648db7ed5..a958eeeae88 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))). diff --git a/llvm/test/Transforms/InstCombine/pow-sqrt.ll b/llvm/test/Transforms/InstCombine/pow-sqrt.ll index 1e6166c5f11..27d804dd5fc 100644 --- a/llvm/test/Transforms/InstCombine/pow-sqrt.ll +++ b/llvm/test/Transforms/InstCombine/pow-sqrt.ll @@ -6,7 +6,7 @@ define double @pow_half(double %x) { } ; CHECK-LABEL: define double @pow_half( -; CHECK-NEXT: %sqrt = call fast double @sqrt(double %x) +; CHECK-NEXT: %sqrt = call fast double @llvm.sqrt.f64(double %x) ; CHECK-NEXT: ret double %sqrt declare double @llvm.pow.f64(double, double) |
