7aad8fd8f4
This switches to the workaround that HSA defaults to for the mesa path. This should be applied to the 4.0 branch. Patch by Vedran Miletić <vedran@miletic.net> llvm-svn: 292982
47 lines
2.2 KiB
LLVM
47 lines
2.2 KiB
LLVM
; RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=SI %s
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; RUN: llc -march=amdgcn -mcpu=fiji -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=VI %s
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declare float @llvm.amdgcn.cubeid(float, float, float) #0
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declare float @llvm.amdgcn.cubesc(float, float, float) #0
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declare float @llvm.amdgcn.cubetc(float, float, float) #0
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declare float @llvm.amdgcn.cubema(float, float, float) #0
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declare <4 x float> @llvm.AMDGPU.cube(<4 x float>) #0
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; GCN-LABEL: {{^}}cube:
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; GCN-DAG: v_cubeid_f32 v{{[0-9]+}}, s{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
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; GCN-DAG: v_cubesc_f32 v{{[0-9]+}}, s{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
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; GCN-DAG: v_cubetc_f32 v{{[0-9]+}}, s{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
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; GCN-DAG: v_cubema_f32 v{{[0-9]+}}, s{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
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; GCN: _store_dwordx4
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define void @cube(<4 x float> addrspace(1)* %out, float %a, float %b, float %c) #1 {
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%cubeid = call float @llvm.amdgcn.cubeid(float %a, float %b, float %c)
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%cubesc = call float @llvm.amdgcn.cubesc(float %a, float %b, float %c)
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%cubetc = call float @llvm.amdgcn.cubetc(float %a, float %b, float %c)
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%cubema = call float @llvm.amdgcn.cubema(float %a, float %b, float %c)
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%vec0 = insertelement <4 x float> undef, float %cubeid, i32 0
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%vec1 = insertelement <4 x float> %vec0, float %cubesc, i32 1
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%vec2 = insertelement <4 x float> %vec1, float %cubetc, i32 2
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%vec3 = insertelement <4 x float> %vec2, float %cubema, i32 3
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store <4 x float> %vec3, <4 x float> addrspace(1)* %out
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ret void
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}
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; GCN-LABEL: {{^}}legacy_cube:
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; GCN-DAG: v_cubeid_f32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, s{{[0-9]+}}
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; GCN-DAG: v_cubesc_f32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, s{{[0-9]+}}
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; GCN-DAG: v_cubetc_f32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, s{{[0-9]+}}
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; GCN-DAG: v_cubema_f32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, s{{[0-9]+}}
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; GCN: _store_dwordx4
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define void @legacy_cube(<4 x float> addrspace(1)* %out, <4 x float> %abcx) #1 {
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%cube = call <4 x float> @llvm.AMDGPU.cube(<4 x float> %abcx)
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store <4 x float> %cube, <4 x float> addrspace(1)* %out
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ret void
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}
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attributes #0 = { nounwind readnone }
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attributes #1 = { nounwind }
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