forked from OSchip/llvm-project
55 lines
2.2 KiB
LLVM
55 lines
2.2 KiB
LLVM
; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
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; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
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; GCN-LABEL: {{^}}test_mul_legacy_f32:
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; GCN: v_mul_legacy_f32_e32 v{{[0-9]+}}, s{{[0-9]+}}, v{{[0-9]+}}
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define amdgpu_kernel void @test_mul_legacy_f32(float addrspace(1)* %out, float %a, float %b) #0 {
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%result = call float @llvm.amdgcn.fmul.legacy(float %a, float %b)
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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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; GCN-LABEL: {{^}}test_mul_legacy_undef0_f32:
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; GCN: v_mul_legacy_f32_e32
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define amdgpu_kernel void @test_mul_legacy_undef0_f32(float addrspace(1)* %out, float %a) #0 {
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%result = call float @llvm.amdgcn.fmul.legacy(float undef, float %a)
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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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; GCN-LABEL: {{^}}test_mul_legacy_undef1_f32:
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; GCN: v_mul_legacy_f32_e32
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define amdgpu_kernel void @test_mul_legacy_undef1_f32(float addrspace(1)* %out, float %a) #0 {
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%result = call float @llvm.amdgcn.fmul.legacy(float %a, float undef)
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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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; GCN-LABEL: {{^}}test_mul_legacy_fabs_f32:
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; GCN: v_mul_legacy_f32_e64 v{{[0-9]+}}, |v{{[0-9]+}}|, |s{{[0-9]+}}|
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define amdgpu_kernel void @test_mul_legacy_fabs_f32(float addrspace(1)* %out, float %a, float %b) #0 {
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%a.fabs = call float @llvm.fabs.f32(float %a)
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%b.fabs = call float @llvm.fabs.f32(float %b)
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%result = call float @llvm.amdgcn.fmul.legacy(float %a.fabs, float %b.fabs)
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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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; TODO: Should match mac_legacy/mad_legacy
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; GCN-LABEL: {{^}}test_mad_legacy_f32:
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; GCN: v_mul_legacy_f32_e32 v{{[0-9]+}}, s{{[0-9]+}}, v{{[0-9]+}}
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; GCN: v_add_f32_e32
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define amdgpu_kernel void @test_mad_legacy_f32(float addrspace(1)* %out, float %a, float %b, float %c) #0 {
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%mul = call float @llvm.amdgcn.fmul.legacy(float %a, float %b)
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%add = fadd float %mul, %c
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store float %add, float addrspace(1)* %out, align 4
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ret void
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}
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declare float @llvm.fabs.f32(float) #1
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declare float @llvm.amdgcn.fmul.legacy(float, float) #1
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attributes #0 = { nounwind }
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attributes #1 = { nounwind readnone }
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