xref: /llvm-project/llvm/test/CodeGen/AArch64/tailcall-bitcast-memcpy.ll (revision ebbfdca586d5543c13617b15d0cdf5b7fdc4fd4a)
1;RUN: llc %s -o - -verify-machineinstrs | FileCheck %s
2target triple = "aarch64"
3
4;CHECK-LABEL: @wmemcpy
5;CHECK: lsl
6;CHECK-NOT: bl
7;CHECK-NOT: mov
8;CHECK-NOT: ldp
9;CHECK-NEXT: b memcpy
10define dso_local ptr @wmemcpy(ptr returned, ptr nocapture readonly, i64) local_unnamed_addr {
11  %4 = shl i64 %2, 2
12  tail call void @llvm.memcpy.p0.p0.i64(ptr align 4 %0, ptr align 4 %1, i64 %4, i1 false)
13  ret ptr %0
14}
15
16declare void @llvm.memcpy.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1)
17