Fix SimplifyLibCalls to transfer attributes from callees rather than
calls, since direct calls don't always reflect the attributes of their
callees.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82867 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/SimplifyLibCalls.cpp b/lib/Transforms/Scalar/SimplifyLibCalls.cpp
index bb4d5e2..57a7d05 100644
--- a/lib/Transforms/Scalar/SimplifyLibCalls.cpp
+++ b/lib/Transforms/Scalar/SimplifyLibCalls.cpp
@@ -1019,7 +1019,7 @@
if (Op1C->isExactlyValue(1.0)) // pow(1.0, x) -> 1.0
return Op1C;
if (Op1C->isExactlyValue(2.0)) // pow(2.0, x) -> exp2(x)
- return EmitUnaryFloatFnCall(Op2, "exp2", B, CI->getAttributes());
+ return EmitUnaryFloatFnCall(Op2, "exp2", B, Callee->getAttributes());
}
ConstantFP *Op2C = dyn_cast<ConstantFP>(Op2);
@@ -1036,8 +1036,10 @@
// TODO: In finite-only mode, this could be just fabs(sqrt(x)).
Value *Inf = ConstantFP::getInfinity(CI->getType());
Value *NegInf = ConstantFP::getInfinity(CI->getType(), true);
- Value *Sqrt = EmitUnaryFloatFnCall(Op1, "sqrt", B, CI->getAttributes());
- Value *FAbs = EmitUnaryFloatFnCall(Sqrt, "fabs", B, CI->getAttributes());
+ Value *Sqrt = EmitUnaryFloatFnCall(Op1, "sqrt", B,
+ Callee->getAttributes());
+ Value *FAbs = EmitUnaryFloatFnCall(Sqrt, "fabs", B,
+ Callee->getAttributes());
Value *FCmp = B.CreateFCmpOEQ(Op1, NegInf, "tmp");
Value *Sel = B.CreateSelect(FCmp, Inf, FAbs, "tmp");
return Sel;
@@ -1121,7 +1123,8 @@
// floor((double)floatval) -> (double)floorf(floatval)
Value *V = Cast->getOperand(0);
- V = EmitUnaryFloatFnCall(V, Callee->getName().data(), B, CI->getAttributes());
+ V = EmitUnaryFloatFnCall(V, Callee->getName().data(), B,
+ Callee->getAttributes());
return B.CreateFPExt(V, Type::getDoubleTy(*Context));
}
};