xref: /llvm-project/llvm/test/CodeGen/SPIRV/transcoding/atomic_load_store.ll (revision 0a443f13b49b3f392461a0bb60b0146cfc4607c7) 
1; RUN: llc -O0 -mtriple=spirv32-unknown-unknown %s -o - | FileCheck %s --check-prefix=CHECK-SPIRV
2; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv32-unknown-unknown %s -o - -filetype=obj | spirv-val %}
3
4;; Check 'LLVM ==> SPIR-V' conversion of atomic_load and atomic_store.
5
6; CHECK-SPIRV-LABEL:  OpFunction
7; CHECK-SPIRV-NEXT:   %[[#object:]] = OpFunctionParameter %[[#]]
8; CHECK-SPIRV:        %[[#ret:]] = OpAtomicLoad %[[#]] %[[#object]] %[[#]] %[[#]]
9; CHECK-SPIRV:        OpReturnValue %[[#ret]]
10; CHECK-SPIRV-LABEL:  OpFunctionEnd
11
12define spir_func i32 @test_load(i32 addrspace(4)* %object) {
13entry:
14  %0 = call spir_func i32 @_Z11atomic_loadPVU3AS4U7_Atomici(i32 addrspace(4)* %object)
15  ret i32 %0
16}
17
18; CHECK-SPIRV-LABEL:  OpFunction
19; CHECK-SPIRV-NEXT:   %[[#object:]] = OpFunctionParameter %[[#]]
20; CHECK-SPIRV-NEXT:   OpFunctionParameter
21; CHECK-SPIRV-NEXT:   %[[#desired:]] = OpFunctionParameter %[[#]]
22; CHECK-SPIRV:        OpAtomicStore %[[#object]] %[[#]] %[[#]] %[[#desired]]
23; CHECK-SPIRV-LABEL:  OpFunctionEnd
24
25define spir_func void @test_store(i32 addrspace(4)* %object, i32 addrspace(4)* %expected, i32 %desired) {
26entry:
27  call spir_func void @_Z12atomic_storePVU3AS4U7_Atomicii(i32 addrspace(4)* %object, i32 %desired)
28  ret void
29}
30
31declare spir_func i32 @_Z11atomic_loadPVU3AS4U7_Atomici(i32 addrspace(4)*)
32
33declare spir_func void @_Z12atomic_storePVU3AS4U7_Atomicii(i32 addrspace(4)*, i32)
34