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4d10481b17
The pre-RA scheduler does load/store clustering, but post-RA scheduler undoes it. Add mutation to prevent it. Differential Revision: https://reviews.llvm.org/D38014 llvm-svn: 313670
32 lines
1.6 KiB
LLVM
32 lines
1.6 KiB
LLVM
; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=SI-NOHSA -check-prefix=SI -check-prefix=FUNC %s
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; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn-amdhsa -mcpu=kaveri -verify-machineinstrs < %s | FileCheck -check-prefix=FUNC -check-prefix=CI-HSA -check-prefix=SI %s
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; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=SI-NOHSA -check-prefix=SI -check-prefix=FUNC %s
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; RUN: llc -amdgpu-scalarize-global-loads=false -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=R600 -check-prefix=EG -check-prefix=FUNC %s
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; RUN: llc -amdgpu-scalarize-global-loads=false -march=r600 -mcpu=cayman < %s | FileCheck -check-prefix=R600 -check-prefix=CM -check-prefix=FUNC %s
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; FUNC-LABEL: {{^}}load_i24:
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; SI-DAG: {{flat|buffer}}_load_ubyte
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; SI-DAG: {{flat|buffer}}_load_ushort
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; SI: {{flat|buffer}}_store_dword
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define amdgpu_kernel void @load_i24(i32 addrspace(1)* %out, i24 addrspace(1)* %in) #0 {
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%1 = load i24, i24 addrspace(1)* %in
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%2 = zext i24 %1 to i32
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store i32 %2, i32 addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: {{^}}load_i25:
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; SI-NOHSA: buffer_load_dword [[VAL:v[0-9]+]]
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; SI-NOHSA: buffer_store_dword [[VAL]]
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; CI-HSA: flat_load_dword [[VAL:v[0-9]+]]
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; CI-HSA: flat_store_dword v{{\[[0-9]+:[0-9]+\]}}, [[VAL]]
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define amdgpu_kernel void @load_i25(i32 addrspace(1)* %out, i25 addrspace(1)* %in) #0 {
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%1 = load i25, i25 addrspace(1)* %in
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%2 = zext i25 %1 to i32
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store i32 %2, i32 addrspace(1)* %out
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ret void
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}
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attributes #0 = { nounwind }
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