xref: /llvm-project/llvm/test/CodeGen/SPIRV/transcoding/memory_access.ll (revision 8468e67495eda83e2490224be46967ddc29821d2)
1*8468e674SAndrey Tretyakov; RUN: llc -O0 -mtriple=spirv64-unknown-unknown %s -o - | FileCheck %s --check-prefix=CHECK-SPIRV
2*8468e674SAndrey Tretyakov
3*8468e674SAndrey Tretyakov; CHECK-SPIRV-NOT: OpStore %[[#]] %[[#]] Volatile Aligned 8
4*8468e674SAndrey Tretyakov; CHECK-SPIRV:     OpStore %[[#]] %[[#]] Volatile|Aligned 8
5*8468e674SAndrey Tretyakov; CHECK-SPIRV-NOT: %[[#]] = OpLoad %[[#]] %[[#]] Volatile Aligned 8
6*8468e674SAndrey Tretyakov; CHECK-SPIRV:     %[[#]] = OpLoad %[[#]] %[[#]] Volatile|Aligned 8
7*8468e674SAndrey Tretyakov; CHECK-SPIRV:     %[[#]] = OpLoad %[[#]] %[[#]] Aligned 4
8*8468e674SAndrey Tretyakov; CHECK-SPIRV-NOT: %[[#]] = OpLoad %[[#]] %[[#]] Volatile Aligned 8
9*8468e674SAndrey Tretyakov; CHECK-SPIRV:     %[[#]] = OpLoad %[[#]] %[[#]] Volatile|Aligned 8
10*8468e674SAndrey Tretyakov; CHECK-SPIRV-NOT: %[[#]] = OpLoad %[[#]] %[[#]] Volatile Aligned 0
11*8468e674SAndrey Tretyakov; CHECK-SPIRV:     %[[#]] = OpLoad %[[#]] %[[#]] Volatile|Aligned 8
12*8468e674SAndrey Tretyakov; CHECK-SPIRV-NOT: %[[#]] = OpLoad %[[#]] %[[#]] Volatile Aligned 8
13*8468e674SAndrey Tretyakov; CHECK-SPIRV:     %[[#]] = OpLoad %[[#]] %[[#]] Volatile|Aligned|Nontemporal 8
14*8468e674SAndrey Tretyakov; CHECK-SPIRV-NOT: OpStore %[[#]] %[[#]] Aligned 4
15*8468e674SAndrey Tretyakov; CHECK-SPIRV:     OpStore %[[#]] %[[#]] Aligned|Nontemporal 4
16*8468e674SAndrey Tretyakov; CHECK-SPIRV-NOT: OpStore %[[#]] %[[#]] Aligned 0
17*8468e674SAndrey Tretyakov; CHECK-SPIRV:     OpStore %[[#]] %[[#]]
18*8468e674SAndrey Tretyakov
19*8468e674SAndrey Tretyakovdefine spir_kernel void @test_load_store(i32 addrspace(1)* %destMemory, i32 addrspace(1)* %oldValues, i32 %newValue) {
20*8468e674SAndrey Tretyakoventry:
21*8468e674SAndrey Tretyakov  %ptr = alloca i32 addrspace(4)*, align 8
22*8468e674SAndrey Tretyakov  %0 = addrspacecast i32 addrspace(1)* %oldValues to i32 addrspace(4)*
23*8468e674SAndrey Tretyakov  store volatile i32 addrspace(4)* %0, i32 addrspace(4)** %ptr, align 8
24*8468e674SAndrey Tretyakov  %1 = load volatile i32 addrspace(4)*, i32 addrspace(4)** %ptr, align 8
25*8468e674SAndrey Tretyakov  %2 = load i32, i32 addrspace(4)* %1, align 4
26*8468e674SAndrey Tretyakov  %call = call spir_func i32 @_Z14atomic_cmpxchgPVU3AS1iii(i32 addrspace(1)* %destMemory, i32 %2, i32 %newValue)
27*8468e674SAndrey Tretyakov  %3 = load volatile i32 addrspace(4)*, i32 addrspace(4)** %ptr, align 8
28*8468e674SAndrey Tretyakov  %4 = load volatile i32 addrspace(4)*, i32 addrspace(4)** %ptr
29*8468e674SAndrey Tretyakov  %5 = load volatile i32 addrspace(4)*, i32 addrspace(4)** %ptr, align 8, !nontemporal !9
30*8468e674SAndrey Tretyakov  %arrayidx = getelementptr inbounds i32, i32 addrspace(4)* %3, i64 0
31*8468e674SAndrey Tretyakov  store i32 %call, i32 addrspace(4)* %arrayidx, align 4, !nontemporal !9
32*8468e674SAndrey Tretyakov  store i32 addrspace(4)* %5, i32 addrspace(4)** %ptr
33*8468e674SAndrey Tretyakov  ret void
34*8468e674SAndrey Tretyakov}
35*8468e674SAndrey Tretyakov
36*8468e674SAndrey Tretyakovdeclare spir_func i32 @_Z14atomic_cmpxchgPVU3AS1iii(i32 addrspace(1)*, i32, i32)
37*8468e674SAndrey Tretyakov
38*8468e674SAndrey Tretyakov!9 = !{i32 1}
39