forked from OSchip/llvm-project
118 lines
4.4 KiB
LLVM
118 lines
4.4 KiB
LLVM
; RUN: llc -march=amdgcn -mcpu=tahiti < %s | FileCheck -check-prefixes=GCN,GFX678 %s
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; RUN: llc -march=amdgcn -mcpu=tonga < %s | FileCheck -check-prefixes=GCN,GFX678 %s
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; RUN: llc -march=amdgcn -mcpu=gfx900 < %s | FileCheck -check-prefixes=GCN,GFX9 %s
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declare double @llvm.minnum.f64(double, double) #0
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declare <2 x double> @llvm.minnum.v2f64(<2 x double>, <2 x double>) #0
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declare <4 x double> @llvm.minnum.v4f64(<4 x double>, <4 x double>) #0
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declare <8 x double> @llvm.minnum.v8f64(<8 x double>, <8 x double>) #0
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declare <16 x double> @llvm.minnum.v16f64(<16 x double>, <16 x double>) #0
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; GCN-LABEL: {{^}}test_fmin_f64_ieee_noflush:
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; GCN: s_load_dwordx2 [[A:s\[[0-9]+:[0-9]+\]]]
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; GCN: s_load_dwordx2 [[B:s\[[0-9]+:[0-9]+\]]]
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; GCN-DAG: v_max_f64 [[QUIETA:v\[[0-9]+:[0-9]+\]]], [[A]], [[A]]
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; GCN-DAG: v_max_f64 [[QUIETB:v\[[0-9]+:[0-9]+\]]], [[B]], [[B]]
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; GCN: v_min_f64 [[RESULT:v\[[0-9]+:[0-9]+\]]], [[QUIETA]], [[QUIETB]]
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define amdgpu_kernel void @test_fmin_f64_ieee_noflush([8 x i32], double %a, [8 x i32], double %b) #1 {
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%val = call double @llvm.minnum.f64(double %a, double %b) #0
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store double %val, double addrspace(1)* undef, align 8
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ret void
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}
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; GCN-LABEL: {{^}}test_fmin_f64_ieee_flush:
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; GCN: s_load_dwordx2 [[A:s\[[0-9]+:[0-9]+\]]]
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; GCN: s_load_dwordx2 [[B:s\[[0-9]+:[0-9]+\]]]
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; GFX678-DAG: v_mul_f64 [[QUIETA:v\[[0-9]+:[0-9]+\]]], 1.0, [[A]]
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; GFX678-DAG: v_mul_f64 [[QUIETB:v\[[0-9]+:[0-9]+\]]], 1.0, [[B]]
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; GFX9-DAG: v_max_f64 [[QUIETA:v\[[0-9]+:[0-9]+\]]], [[A]], [[A]]
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; GFX9-DAG: v_max_f64 [[QUIETB:v\[[0-9]+:[0-9]+\]]], [[B]], [[B]]
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; GCN: v_min_f64 [[RESULT:v\[[0-9]+:[0-9]+\]]], [[QUIETA]], [[QUIETB]]
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define amdgpu_kernel void @test_fmin_f64_ieee_flush([8 x i32], double %a, [8 x i32], double %b) #2 {
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%val = call double @llvm.minnum.f64(double %a, double %b) #0
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store double %val, double addrspace(1)* undef, align 8
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ret void
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}
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; GCN-LABEL: {{^}}test_fmin_f64_no_ieee:
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; GCN: ds_read_b64 [[VAL0:v\[[0-9]+:[0-9]+\]]]
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; GCN: ds_read_b64 [[VAL1:v\[[0-9]+:[0-9]+\]]]
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; GCN-NOT: [[VAL0]]
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; GCN-NOT: [[VAL1]]
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; GCN: v_min_f64 [[RESULT:v\[[0-9]+:[0-9]+\]]], [[VAL0]], [[VAL1]]
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; GCN-NOT: [[RESULT]]
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; GCN: ds_write_b64 v{{[0-9]+}}, [[RESULT]]
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define amdgpu_ps void @test_fmin_f64_no_ieee() nounwind {
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%a = load volatile double, double addrspace(3)* undef
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%b = load volatile double, double addrspace(3)* undef
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%val = call double @llvm.minnum.f64(double %a, double %b) #0
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store volatile double %val, double addrspace(3)* undef
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ret void
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}
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; GCN-LABEL: {{^}}test_fmin_v2f64:
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; GCN: v_min_f64
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; GCN: v_min_f64
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define amdgpu_kernel void @test_fmin_v2f64(<2 x double> addrspace(1)* %out, <2 x double> %a, <2 x double> %b) nounwind {
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%val = call <2 x double> @llvm.minnum.v2f64(<2 x double> %a, <2 x double> %b) #0
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store <2 x double> %val, <2 x double> addrspace(1)* %out, align 16
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ret void
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}
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; GCN-LABEL: {{^}}test_fmin_v4f64:
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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define amdgpu_kernel void @test_fmin_v4f64(<4 x double> addrspace(1)* %out, <4 x double> %a, <4 x double> %b) nounwind {
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%val = call <4 x double> @llvm.minnum.v4f64(<4 x double> %a, <4 x double> %b) #0
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store <4 x double> %val, <4 x double> addrspace(1)* %out, align 32
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ret void
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}
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; GCN-LABEL: {{^}}test_fmin_v8f64:
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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define amdgpu_kernel void @test_fmin_v8f64(<8 x double> addrspace(1)* %out, <8 x double> %a, <8 x double> %b) nounwind {
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%val = call <8 x double> @llvm.minnum.v8f64(<8 x double> %a, <8 x double> %b) #0
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store <8 x double> %val, <8 x double> addrspace(1)* %out, align 64
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ret void
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}
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; GCN-LABEL: {{^}}test_fmin_v16f64:
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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; GCN: v_min_f64
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define amdgpu_kernel void @test_fmin_v16f64(<16 x double> addrspace(1)* %out, <16 x double> %a, <16 x double> %b) nounwind {
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%val = call <16 x double> @llvm.minnum.v16f64(<16 x double> %a, <16 x double> %b) #0
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store <16 x double> %val, <16 x double> addrspace(1)* %out, align 128
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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 "denormal-fp-math"="ieee,ieee" }
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attributes #2 = { nounwind "denormal-fp-math"="preserve-sign,preserve-sign" }
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