1 ; RUN: llc < %s -march=xcore | FileCheck %s
3 ; Optimize memcpy to __memcpy_4 if src, dst and size are all 4 byte aligned.
4 define void @f1(ptr %dst, ptr %src, i32 %n) nounwind {
9 call void @llvm.memcpy.p0.p0.i32(ptr align 4 %dst, ptr align 4 %src, i32 %0, i1 false)
13 ; Can't optimize - size is not a multiple of 4.
14 define void @f2(ptr %dst, ptr %src, i32 %n) nounwind {
18 call void @llvm.memcpy.p0.p0.i32(ptr align 4 %dst, ptr align 4 %src, i32 %n, i1 false)
22 ; Can't optimize - alignment is not a multiple of 4.
23 define void @f3(ptr %dst, ptr %src, i32 %n) nounwind {
28 call void @llvm.memcpy.p0.p0.i32(ptr align 2 %dst, ptr align 2 %src, i32 %0, i1 false)
32 declare void @llvm.memcpy.p0.p0.i32(ptr nocapture, ptr nocapture, i32, i1) nounwind