xref: /llvm-project/llvm/test/Transforms/MemCpyOpt/non-integral.ll (revision a11faeed446882a81e79d780125d93e7199df645) 
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -passes=memcpyopt -S < %s -verify-memoryssa | FileCheck %s
3
4target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128-ni:1"
5
6define void @illegal_memset(ptr %p) {
7; CHECK-LABEL: @illegal_memset(
8; CHECK-NEXT:  entry:
9; CHECK-NEXT:    call void @llvm.memset.p0.i64(ptr [[P:%.*]], i8 0, i64 8, i1 false)
10; CHECK-NEXT:    [[GEP:%.*]] = getelementptr ptr addrspace(1), ptr [[P]], i64 1
11; CHECK-NEXT:    store ptr addrspace(1) null, ptr [[GEP]], align 8
12; CHECK-NEXT:    ret void
13;
14entry:
15  call void @llvm.memset.p0.i64(ptr %p, i8 0, i64 8, i32 0, i1 false)
16  %gep = getelementptr ptr addrspace(1), ptr %p, i64 1
17  store ptr addrspace(1) null, ptr %gep
18  ret void
19}
20
21define void @illegal_memcpy(ptr noalias align 16 %a,
22; CHECK-LABEL: @illegal_memcpy(
23; CHECK-NEXT:    [[VAL:%.*]] = load <2 x ptr addrspace(1)>, ptr [[A:%.*]], align 16
24; CHECK-NEXT:    store <2 x ptr addrspace(1)> [[VAL]], ptr [[B:%.*]], align 16
25; CHECK-NEXT:    ret void
26;
27  ptr noalias align 16 %b) {
28  %val = load <2 x ptr addrspace(1)>, ptr %a, align 16
29  store <2 x ptr addrspace(1)> %val, ptr %b, align 16
30  ret void
31}
32
33declare void @llvm.memset.p1.i64(ptr addrspace(1), i8, i64, i32, i1)
34declare void @llvm.memset.p0.i64(ptr, i8, i64, i32, i1)
35