forked from OSchip/llvm-project
52 lines
2.2 KiB
LLVM
52 lines
2.2 KiB
LLVM
; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=GCN -check-prefix=FUNC %s
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; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=VI -check-prefix=GCN -check-prefix=FUNC %s
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; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
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declare float @llvm.copysign.f32(float, float) nounwind readnone
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declare <2 x float> @llvm.copysign.v2f32(<2 x float>, <2 x float>) nounwind readnone
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declare <4 x float> @llvm.copysign.v4f32(<4 x float>, <4 x float>) nounwind readnone
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; Try to identify arg based on higher address.
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; FUNC-LABEL: {{^}}test_copysign_f32:
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; SI: s_load_dwordx2 s{{\[}}[[SMAG:[0-9]+]]:[[SSIGN:[0-9]+]]{{\]}}, {{.*}} 0xb
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; VI: s_load_dwordx2 s{{\[}}[[SMAG:[0-9]+]]:[[SSIGN:[0-9]+]]{{\]}}, {{.*}} 0x2c
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; GCN-DAG: v_mov_b32_e32 [[VSIGN:v[0-9]+]], s[[SSIGN]]
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; GCN-DAG: v_mov_b32_e32 [[VMAG:v[0-9]+]], s[[SMAG]]
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; GCN-DAG: s_brev_b32 [[SCONST:s[0-9]+]], -2
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; GCN: v_bfi_b32 [[RESULT:v[0-9]+]], [[SCONST]], [[VMAG]], [[VSIGN]]
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; GCN: buffer_store_dword [[RESULT]],
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; GCN: s_endpgm
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; EG: BFI_INT
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define amdgpu_kernel void @test_copysign_f32(float addrspace(1)* %out, float %mag, float %sign) nounwind {
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%result = call float @llvm.copysign.f32(float %mag, float %sign)
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store float %result, float addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: {{^}}test_copysign_v2f32:
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; GCN: s_endpgm
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; EG: BFI_INT
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; EG: BFI_INT
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define amdgpu_kernel void @test_copysign_v2f32(<2 x float> addrspace(1)* %out, <2 x float> %mag, <2 x float> %sign) nounwind {
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%result = call <2 x float> @llvm.copysign.v2f32(<2 x float> %mag, <2 x float> %sign)
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store <2 x float> %result, <2 x float> addrspace(1)* %out, align 8
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ret void
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}
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; FUNC-LABEL: {{^}}test_copysign_v4f32:
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; GCN: s_endpgm
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; EG: BFI_INT
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; EG: BFI_INT
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; EG: BFI_INT
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; EG: BFI_INT
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define amdgpu_kernel void @test_copysign_v4f32(<4 x float> addrspace(1)* %out, <4 x float> %mag, <4 x float> %sign) nounwind {
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%result = call <4 x float> @llvm.copysign.v4f32(<4 x float> %mag, <4 x float> %sign)
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store <4 x float> %result, <4 x float> addrspace(1)* %out, align 16
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ret void
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}
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