reapply Sanjiv's patch to genericize memcpy/memset/memmove to take an
arbitrary integer width for the count.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59823 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/SimplifyLibCalls.cpp b/lib/Transforms/Scalar/SimplifyLibCalls.cpp
index 2fbc25e..8952747 100644
--- a/lib/Transforms/Scalar/SimplifyLibCalls.cpp
+++ b/lib/Transforms/Scalar/SimplifyLibCalls.cpp
@@ -130,9 +130,10 @@
Value *LibCallOptimization::EmitMemCpy(Value *Dst, Value *Src, Value *Len,
unsigned Align, IRBuilder<> &B) {
Module *M = Caller->getParent();
- Intrinsic::ID IID = Len->getType() == Type::Int32Ty ?
- Intrinsic::memcpy_i32 : Intrinsic::memcpy_i64;
- Value *MemCpy = Intrinsic::getDeclaration(M, IID);
+ Intrinsic::ID IID = Intrinsic::memcpy;
+ const Type *Tys[1];
+ Tys[0] = Len->getType();
+ Value *MemCpy = Intrinsic::getDeclaration(M, IID, Tys, 1);
return B.CreateCall4(MemCpy, CastToCStr(Dst, B), CastToCStr(Src, B), Len,
ConstantInt::get(Type::Int32Ty, Align));
}