118 lines · plain
1; RUN: llc -mtriple=amdgcn -mcpu=tahiti < %s | FileCheck -check-prefixes=GCN,GFX678 %s2; RUN: llc -mtriple=amdgcn -mcpu=tonga < %s | FileCheck -check-prefixes=GCN,GFX678 %s3; RUN: llc -mtriple=amdgcn -mcpu=gfx900 < %s | FileCheck -check-prefixes=GCN,GFX9 %s4 5declare double @llvm.minnum.f64(double, double) #06declare <2 x double> @llvm.minnum.v2f64(<2 x double>, <2 x double>) #07declare <4 x double> @llvm.minnum.v4f64(<4 x double>, <4 x double>) #08declare <8 x double> @llvm.minnum.v8f64(<8 x double>, <8 x double>) #09declare <16 x double> @llvm.minnum.v16f64(<16 x double>, <16 x double>) #010 11; GCN-LABEL: {{^}}test_fmin_f64_ieee_noflush:12; GCN: s_load_dwordx2 [[A:s\[[0-9]+:[0-9]+\]]]13; GCN: s_load_dwordx2 [[B:s\[[0-9]+:[0-9]+\]]]14 15; GCN-DAG: v_max_f64 [[QUIETA:v\[[0-9]+:[0-9]+\]]], [[A]], [[A]]16; GCN-DAG: v_max_f64 [[QUIETB:v\[[0-9]+:[0-9]+\]]], [[B]], [[B]]17 18; GCN: v_min_f64 [[RESULT:v\[[0-9]+:[0-9]+\]]], [[QUIETB]], [[QUIETA]]19define amdgpu_kernel void @test_fmin_f64_ieee_noflush([8 x i32], double %a, [8 x i32], double %b) #1 {20 %val = call double @llvm.minnum.f64(double %a, double %b) #021 store double %val, ptr addrspace(1) poison, align 822 ret void23}24 25; GCN-LABEL: {{^}}test_fmin_f64_ieee_flush:26; GCN: s_load_dwordx2 [[A:s\[[0-9]+:[0-9]+\]]]27; GCN: s_load_dwordx2 [[B:s\[[0-9]+:[0-9]+\]]]28; GFX678-DAG: v_mul_f64 [[QUIETA:v\[[0-9]+:[0-9]+\]]], 1.0, [[A]]29; GFX678-DAG: v_mul_f64 [[QUIETB:v\[[0-9]+:[0-9]+\]]], 1.0, [[B]]30 31; GFX9-DAG: v_max_f64 [[QUIETA:v\[[0-9]+:[0-9]+\]]], [[A]], [[A]]32; GFX9-DAG: v_max_f64 [[QUIETB:v\[[0-9]+:[0-9]+\]]], [[B]], [[B]]33 34; GCN: v_min_f64 [[RESULT:v\[[0-9]+:[0-9]+\]]], [[QUIETB]], [[QUIETA]]35define amdgpu_kernel void @test_fmin_f64_ieee_flush([8 x i32], double %a, [8 x i32], double %b) #2 {36 %val = call double @llvm.minnum.f64(double %a, double %b) #037 store double %val, ptr addrspace(1) poison, align 838 ret void39}40 41; GCN-LABEL: {{^}}test_fmin_f64_no_ieee:42; GCN: ds_read_b64 [[VAL0:v\[[0-9]+:[0-9]+\]]]43; GCN: ds_read_b64 [[VAL1:v\[[0-9]+:[0-9]+\]]]44; GCN-NOT: [[VAL0]]45; GCN-NOT: [[VAL1]]46; GCN: v_min_f64 [[RESULT:v\[[0-9]+:[0-9]+\]]], [[VAL0]], [[VAL1]]47; GCN-NOT: [[RESULT]]48; GCN: ds_write_b64 v{{[0-9]+}}, [[RESULT]]49define amdgpu_ps void @test_fmin_f64_no_ieee() nounwind {50 %a = load volatile double, ptr addrspace(3) poison51 %b = load volatile double, ptr addrspace(3) poison52 %val = call double @llvm.minnum.f64(double %a, double %b) #053 store volatile double %val, ptr addrspace(3) poison54 ret void55}56 57; GCN-LABEL: {{^}}test_fmin_v2f64:58; GCN: v_min_f6459; GCN: v_min_f6460define amdgpu_kernel void @test_fmin_v2f64(ptr addrspace(1) %out, <2 x double> %a, <2 x double> %b) nounwind {61 %val = call <2 x double> @llvm.minnum.v2f64(<2 x double> %a, <2 x double> %b) #062 store <2 x double> %val, ptr addrspace(1) %out, align 1663 ret void64}65 66; GCN-LABEL: {{^}}test_fmin_v4f64:67; GCN: v_min_f6468; GCN: v_min_f6469; GCN: v_min_f6470; GCN: v_min_f6471define amdgpu_kernel void @test_fmin_v4f64(ptr addrspace(1) %out, <4 x double> %a, <4 x double> %b) nounwind {72 %val = call <4 x double> @llvm.minnum.v4f64(<4 x double> %a, <4 x double> %b) #073 store <4 x double> %val, ptr addrspace(1) %out, align 3274 ret void75}76 77; GCN-LABEL: {{^}}test_fmin_v8f64:78; GCN: v_min_f6479; GCN: v_min_f6480; GCN: v_min_f6481; GCN: v_min_f6482; GCN: v_min_f6483; GCN: v_min_f6484; GCN: v_min_f6485; GCN: v_min_f6486define amdgpu_kernel void @test_fmin_v8f64(ptr addrspace(1) %out, <8 x double> %a, <8 x double> %b) nounwind {87 %val = call <8 x double> @llvm.minnum.v8f64(<8 x double> %a, <8 x double> %b) #088 store <8 x double> %val, ptr addrspace(1) %out, align 6489 ret void90}91 92; GCN-LABEL: {{^}}test_fmin_v16f64:93; GCN: v_min_f6494; GCN: v_min_f6495; GCN: v_min_f6496; GCN: v_min_f6497; GCN: v_min_f6498; GCN: v_min_f6499; GCN: v_min_f64100; GCN: v_min_f64101; GCN: v_min_f64102; GCN: v_min_f64103; GCN: v_min_f64104; GCN: v_min_f64105; GCN: v_min_f64106; GCN: v_min_f64107; GCN: v_min_f64108; GCN: v_min_f64109define amdgpu_kernel void @test_fmin_v16f64(ptr addrspace(1) %out, <16 x double> %a, <16 x double> %b) nounwind {110 %val = call <16 x double> @llvm.minnum.v16f64(<16 x double> %a, <16 x double> %b) #0111 store <16 x double> %val, ptr addrspace(1) %out, align 128112 ret void113}114 115attributes #0 = { nounwind readnone }116attributes #1 = { nounwind "denormal-fp-math"="ieee,ieee" }117attributes #2 = { nounwind "denormal-fp-math"="preserve-sign,preserve-sign" }118