const FunctionType *FT = Callee->getFunctionType();
if (FT->getNumParams() != 3 || FT->getReturnType() != FT->getParamType(0) ||
!isa<PointerType>(FT->getParamType(0)) ||
- FT->getParamType(1) != TD->getIntPtrType() ||
+ !isa<IntegerType>(FT->getParamType(1)) ||
FT->getParamType(2) != TD->getIntPtrType())
return 0;
// memset(p, v, n) -> llvm.memset(p, v, n, 1)
- Value *Val = B.CreateTrunc(CI->getOperand(2), Type::Int8Ty);
+ Value *Val = B.CreateIntCast(CI->getOperand(2), Type::Int8Ty, false);
EmitMemSet(CI->getOperand(1), Val, CI->getOperand(3), B);
return CI->getOperand(1);
}
--- /dev/null
+; RUN: llvm-as < %s | opt -simplify-libcalls | llvm-dis | grep {llvm.memset}
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
+target triple = "x86_64-pc-linux-gnu"
+
+define void @a(i8* %x) nounwind {
+entry:
+ %call = call i8* @memset(i8* %x, i32 1, i64 100) ; <i8*> [#uses=0]
+ ret void
+}
+
+declare i8* @memset(i8*, i32, i64)
+