// Helper methods
Value *emitStrLenMemCpy(Value *Src, Value *Dst, uint64_t Len, IRBuilder<> &B);
- void classifyArgUse(Value *Val, BasicBlock *BB, bool IsFloat,
+ void classifyArgUse(Value *Val, Function *F, bool IsFloat,
SmallVectorImpl<CallInst *> &SinCalls,
SmallVectorImpl<CallInst *> &CosCalls,
SmallVectorImpl<CallInst *> &SinCosCalls);
// Look for all compatible sinpi, cospi and sincospi calls with the same
// argument. If there are enough (in some sense) we can make the
// substitution.
+ Function *F = CI->getFunction();
for (User *U : Arg->users())
- classifyArgUse(U, CI->getParent(), IsFloat, SinCalls, CosCalls,
- SinCosCalls);
+ classifyArgUse(U, F, IsFloat, SinCalls, CosCalls, SinCosCalls);
// It's only worthwhile if both sinpi and cospi are actually used.
if (SinCosCalls.empty() && (SinCalls.empty() || CosCalls.empty()))
return nullptr;
}
-void
-LibCallSimplifier::classifyArgUse(Value *Val, BasicBlock *BB, bool IsFloat,
- SmallVectorImpl<CallInst *> &SinCalls,
- SmallVectorImpl<CallInst *> &CosCalls,
- SmallVectorImpl<CallInst *> &SinCosCalls) {
+void LibCallSimplifier::classifyArgUse(
+ Value *Val, Function *F, bool IsFloat,
+ SmallVectorImpl<CallInst *> &SinCalls,
+ SmallVectorImpl<CallInst *> &CosCalls,
+ SmallVectorImpl<CallInst *> &SinCosCalls) {
CallInst *CI = dyn_cast<CallInst>(Val);
if (!CI)
return;
+ // Don't consider calls in other functions.
+ if (CI->getFunction() != F)
+ return;
+
Function *Callee = CI->getCalledFunction();
LibFunc::Func Func;
if (!Callee || !TLI->getLibFunc(Callee->getName(), Func) || !TLI->has(Func) ||
--- /dev/null
+; RUN: opt -instcombine -S < %s | FileCheck %s
+
+define double @test1() {
+ %sin = call double @__sinpi(double 1.0)
+ ret double %sin
+}
+
+; CHECK-LABEL: define double @test1(
+; CHECK: %[[sin:.*]] = call double @__sinpi(double 1.000000e+00)
+; CHECK-NEXT: ret double %[[sin]]
+
+define double @test2() {
+ %cos = call double @__cospi(double 1.0)
+ ret double %cos
+}
+
+; CHECK-LABEL: define double @test2(
+; CHECK: %[[cos:.*]] = call double @__cospi(double 1.000000e+00)
+; CHECK-NEXT: ret double %[[cos]]
+
+declare double @__sinpi(double %x) #0
+declare double @__cospi(double %x) #0
+
+attributes #0 = { readnone nounwind }