forked from OSchip/llvm-project
53 lines
2.1 KiB
LLVM
53 lines
2.1 KiB
LLVM
; RUN: llc -march=amdgcn -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,SICIVI,FUNC %s
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; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,SICIVI,FUNC %s
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; RUN: llc -march=amdgcn -mcpu=gfx900 -mattr=-flat-for-global -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,GFX9,FUNC %s
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; RUN: llc -march=r600 -mcpu=redwood -amdgpu-atomic-optimizations=false < %s | FileCheck -enable-var-scope -check-prefixes=R600,FUNC %s
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; FUNC-LABEL: {{^}}atomic_sub_local:
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; SICIVI: s_mov_b32 m0
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; GFX9-NOT: m0
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; R600: LDS_SUB *
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; GCN: ds_sub_u32
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define amdgpu_kernel void @atomic_sub_local(i32 addrspace(3)* %local) {
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%unused = atomicrmw volatile sub i32 addrspace(3)* %local, i32 5 seq_cst
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ret void
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}
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; FUNC-LABEL: {{^}}atomic_sub_local_const_offset:
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; SICIVI: s_mov_b32 m0
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; GFX9-NOT: m0
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; R600: LDS_SUB *
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; GCN: ds_sub_u32 v{{[0-9]+}}, v{{[0-9]+}} offset:16
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define amdgpu_kernel void @atomic_sub_local_const_offset(i32 addrspace(3)* %local) {
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%gep = getelementptr i32, i32 addrspace(3)* %local, i32 4
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%val = atomicrmw volatile sub i32 addrspace(3)* %gep, i32 5 seq_cst
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ret void
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}
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; FUNC-LABEL: {{^}}atomic_sub_ret_local:
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; SICIVI: s_mov_b32 m0
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; GFX9-NOT: m0
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; R600: LDS_SUB_RET *
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; GCN: ds_sub_rtn_u32
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define amdgpu_kernel void @atomic_sub_ret_local(i32 addrspace(1)* %out, i32 addrspace(3)* %local) {
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%val = atomicrmw volatile sub i32 addrspace(3)* %local, i32 5 seq_cst
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store i32 %val, i32 addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: {{^}}atomic_sub_ret_local_const_offset:
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; SICIVI: s_mov_b32 m0
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; GFX9-NOT: m0
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; R600: LDS_SUB_RET *
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; GCN: ds_sub_rtn_u32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}} offset:20
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define amdgpu_kernel void @atomic_sub_ret_local_const_offset(i32 addrspace(1)* %out, i32 addrspace(3)* %local) {
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%gep = getelementptr i32, i32 addrspace(3)* %local, i32 5
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%val = atomicrmw volatile sub i32 addrspace(3)* %gep, i32 5 seq_cst
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store i32 %val, i32 addrspace(1)* %out
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ret void
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}
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