1 ; RUN: not opt --mtriple=amdgcn --passes=lint --lint-abort-on-error %s -disable-output 2>&1 | FileCheck %s
2 ; RUN: opt --mtriple=amdgcn --mcpu=gfx1030 --passes=lint %s -disable-output 2>&1 | FileCheck %s --check-prefixes=CHECK,CHECK0
3 ; RUN: opt --mtriple=x86_64 --passes=lint --lint-abort-on-error %s -disable-output 2>&1 | FileCheck %s --allow-empty --check-prefix=NOERR
6 define amdgpu_kernel void @store_const(ptr addrspace(4) %out, i32 %a, i32 %b) {
7 ; CHECK: Undefined behavior: Write to memory in const addrspace
8 ; CHECK-NEXT: store i32 %r, ptr addrspace(4) %out
10 store i32 %r, ptr addrspace(4) %out
14 declare void @llvm.memset.p4.i64(ptr addrspace(4) noalias nocapture writeonly, i8, i64, i1)
15 define amdgpu_kernel void @memset_const(ptr addrspace(4) %dst) {
16 ; CHECK0: Undefined behavior: Write to memory in const addrspace
17 ; CHECK0-NEXT: call void @llvm.memset.p4.i64(ptr addrspace(4) %dst, i8 0, i64 256, i1 false)
18 call void @llvm.memset.p4.i64(ptr addrspace(4) %dst, i8 0, i64 256, i1 false)
22 declare void @llvm.memcpy.p6.p0.i32(ptr addrspace(6) noalias nocapture writeonly, ptr noalias nocapture readonly, i32, i1)
23 define amdgpu_kernel void @memcpy_to_const(ptr addrspace(6) %dst, ptr %src) {
24 ; CHECK0: Undefined behavior: Write to memory in const addrspace
25 ; CHECK0-NEXT: call void @llvm.memcpy.p6.p0.i32(ptr addrspace(6) %dst, ptr %src, i32 256, i1 false)
26 call void @llvm.memcpy.p6.p0.i32(ptr addrspace(6) %dst, ptr %src, i32 256, i1 false)
30 define amdgpu_kernel void @cmpxchg_to_const(ptr addrspace(4) %dst, i32 %src) {
31 ; CHECK0: Undefined behavior: Write to memory in const addrspace
32 ; CHECK0-NEXT: %void = cmpxchg ptr addrspace(4) %dst, i32 0, i32 %src seq_cst monotonic
33 %void = cmpxchg ptr addrspace(4) %dst, i32 0, i32 %src seq_cst monotonic
37 define amdgpu_kernel void @atomicrmw_to_const(ptr addrspace(4) %dst, i32 %src) {
38 ; CHECK0: Undefined behavior: Write to memory in const addrspace
39 ; CHECK0-NEXT: %void = atomicrmw add ptr addrspace(4) %dst, i32 %src acquire
40 %void = atomicrmw add ptr addrspace(4) %dst, i32 %src acquire
44 declare void @const_param(ptr addrspace(6))
45 define amdgpu_kernel void @call_with_const(ptr addrspace(6) %dst) {
46 ; CHECK0-NOT: call void @const_param(ptr addrspace(6) %dst)
47 call void @const_param(ptr addrspace(6) %dst)