1 ; RUN: not --crash opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -atomic-expand %s 2>&1 | FileCheck %s
2 ; The AtomicExpand pass cannot handle missing libcalls (yet) so reports a fatal error.
3 ; CHECK: LLVM ERROR: expandAtomicOpToLibcall shouldn't fail for Load
5 define i32 @atomic_load_global_align1(ptr addrspace(1) %ptr) {
6 ; GCN-LABEL: @atomic_load_global_align1(
7 ; GCN-NEXT: [[TMP2:%.*]] = addrspacecast ptr addrspace(1) [[PTR:%.*]] to ptr
8 ; GCN-NEXT: [[TMP3:%.*]] = alloca i32, align 4
9 ; GCN-NEXT: call void @llvm.lifetime.start.p0(i64 4, ptr [[TMP3]])
10 ; GCN-NEXT: call void @0(i64 4, ptr [[TMP2]], ptr [[TMP3]], i32 5)
11 ; GCN-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP3]], align 4
12 ; GCN-NEXT: call void @llvm.lifetime.end.p0(i64 4, ptr [[TMP3]])
13 ; GCN-NEXT: ret i32 [[TMP5]]
15 %val = load atomic i32, ptr addrspace(1) %ptr seq_cst, align 1
19 define void @atomic_store_global_align1(ptr addrspace(1) %ptr, i32 %val) {
20 ; GCN-LABEL: @atomic_store_global_align1(
21 ; GCN-NEXT: [[TMP2:%.*]] = addrspacecast ptr addrspace(1) [[PTR:%.*]] to ptr
22 ; GCN-NEXT: [[TMP3:%.*]] = alloca i32, align 4
23 ; GCN-NEXT: call void @llvm.lifetime.start.p0(i64 4, ptr [[TMP3]])
24 ; GCN-NEXT: store i32 [[VAL:%.*]], ptr [[TMP3]], align 4
25 ; GCN-NEXT: call void @1(i64 4, ptr [[TMP2]], ptr [[TMP3]], i32 0)
26 ; GCN-NEXT: call void @llvm.lifetime.end.p0(i64 4, ptr [[TMP3]])
29 store atomic i32 %val, ptr addrspace(1) %ptr monotonic, align 1