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aa80fb9253
Not sure why the 32/64 split is needed in the atomic_load store hierarchies. The regular PatFrags do this, but we don't do it for the existing handling for global. llvm-svn: 335325
53 lines
1.8 KiB
LLVM
53 lines
1.8 KiB
LLVM
; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=kaveri -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CI %s
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; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX9 %s
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; GCN-LABEL: {{^}}atomic_load_monotonic_i32:
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; GCN: s_waitcnt
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; GFX9-NOT: s_mov_b32 m0
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; CI-NEXT: s_mov_b32 m0
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; GCN-NEXT: ds_read_b32 v0, v0{{$}}
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: s_setpc_b64
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define i32 @atomic_load_monotonic_i32(i32 addrspace(3)* %ptr) {
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%load = load atomic i32, i32 addrspace(3)* %ptr monotonic, align 4
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ret i32 %load
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}
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; GCN-LABEL: {{^}}atomic_load_monotonic_i32_offset:
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; GCN: s_waitcnt
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; GFX9-NOT: s_mov_b32 m0
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; CI-NEXT: s_mov_b32 m0
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; GCN-NEXT: ds_read_b32 v0, v0 offset:64{{$}}
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: s_setpc_b64
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define i32 @atomic_load_monotonic_i32_offset(i32 addrspace(3)* %ptr) {
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%gep = getelementptr inbounds i32, i32 addrspace(3)* %ptr, i32 16
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%load = load atomic i32, i32 addrspace(3)* %gep monotonic, align 4
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ret i32 %load
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}
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; GCN-LABEL: {{^}}atomic_load_monotonic_i64:
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; GCN: s_waitcnt
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; GFX9-NOT: s_mov_b32 m0
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; CI-NEXT: s_mov_b32 m0
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; GCN-NEXT: ds_read_b64 v[0:1], v0{{$}}
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: s_setpc_b64
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define i64 @atomic_load_monotonic_i64(i64 addrspace(3)* %ptr) {
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%load = load atomic i64, i64 addrspace(3)* %ptr monotonic, align 8
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ret i64 %load
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}
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; GCN-LABEL: {{^}}atomic_load_monotonic_i64_offset:
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; GCN: s_waitcnt
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; GFX9-NOT: s_mov_b32 m0
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; CI-NEXT: s_mov_b32 m0
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; GCN-NEXT: ds_read_b64 v[0:1], v0 offset:128{{$}}
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: s_setpc_b64
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define i64 @atomic_load_monotonic_i64_offset(i64 addrspace(3)* %ptr) {
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%gep = getelementptr inbounds i64, i64 addrspace(3)* %ptr, i64 16
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%load = load atomic i64, i64 addrspace(3)* %gep monotonic, align 8
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ret i64 %load
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}
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