| ; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=NOSNAN -check-prefix=GCN %s |
| ; RUN: llc -march=amdgcn -mattr=+fp-exceptions -verify-machineinstrs < %s | FileCheck -check-prefix=SNAN -check-prefix=GCN %s |
| |
| declare i32 @llvm.amdgcn.workitem.id.x() #0 |
| declare float @llvm.minnum.f32(float, float) #0 |
| declare float @llvm.maxnum.f32(float, float) #0 |
| declare double @llvm.minnum.f64(double, double) #0 |
| declare double @llvm.maxnum.f64(double, double) #0 |
| |
| ; GCN-LABEL: {{^}}v_test_fmed3_r_i_i_f32: |
| ; NOSNAN: v_med3_f32 v{{[0-9]+}}, v{{[0-9]+}}, 2.0, 4.0 |
| |
| ; SNAN: v_max_f32_e32 v{{[0-9]+}}, 2.0, v{{[0-9]+}} |
| ; SNAN: v_min_f32_e32 v{{[0-9]+}}, 4.0, v{{[0-9]+}} |
| define void @v_test_fmed3_r_i_i_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #1 { |
| %tid = call i32 @llvm.amdgcn.workitem.id.x() |
| %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid |
| %outgep = getelementptr float, float addrspace(1)* %out, i32 %tid |
| %a = load float, float addrspace(1)* %gep0 |
| |
| %max = call float @llvm.maxnum.f32(float %a, float 2.0) |
| %med = call float @llvm.minnum.f32(float %max, float 4.0) |
| |
| store float %med, float addrspace(1)* %outgep |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}v_test_fmed3_r_i_i_commute0_f32: |
| ; NOSNAN: v_med3_f32 v{{[0-9]+}}, v{{[0-9]+}}, 2.0, 4.0 |
| |
| ; SNAN: v_max_f32_e32 v{{[0-9]+}}, 2.0, v{{[0-9]+}} |
| ; SNAN: v_min_f32_e32 v{{[0-9]+}}, 4.0, v{{[0-9]+}} |
| define void @v_test_fmed3_r_i_i_commute0_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #1 { |
| %tid = call i32 @llvm.amdgcn.workitem.id.x() |
| %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid |
| %outgep = getelementptr float, float addrspace(1)* %out, i32 %tid |
| %a = load float, float addrspace(1)* %gep0 |
| |
| %max = call float @llvm.maxnum.f32(float 2.0, float %a) |
| %med = call float @llvm.minnum.f32(float 4.0, float %max) |
| |
| store float %med, float addrspace(1)* %outgep |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}v_test_fmed3_r_i_i_commute1_f32: |
| ; NOSNAN: v_med3_f32 v{{[0-9]+}}, v{{[0-9]+}}, 2.0, 4.0 |
| |
| ; SNAN: v_max_f32_e32 v{{[0-9]+}}, 2.0, v{{[0-9]+}} |
| ; SNAN: v_min_f32_e32 v{{[0-9]+}}, 4.0, v{{[0-9]+}} |
| define void @v_test_fmed3_r_i_i_commute1_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #1 { |
| %tid = call i32 @llvm.amdgcn.workitem.id.x() |
| %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid |
| %outgep = getelementptr float, float addrspace(1)* %out, i32 %tid |
| %a = load float, float addrspace(1)* %gep0 |
| |
| %max = call float @llvm.maxnum.f32(float %a, float 2.0) |
| %med = call float @llvm.minnum.f32(float 4.0, float %max) |
| |
| store float %med, float addrspace(1)* %outgep |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}v_test_fmed3_r_i_i_constant_order_f32: |
| ; GCN: v_max_f32_e32 v{{[0-9]+}}, 4.0, v{{[0-9]+}} |
| ; GCN: v_min_f32_e32 v{{[0-9]+}}, 2.0, v{{[0-9]+}} |
| define void @v_test_fmed3_r_i_i_constant_order_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #1 { |
| %tid = call i32 @llvm.amdgcn.workitem.id.x() |
| %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid |
| %outgep = getelementptr float, float addrspace(1)* %out, i32 %tid |
| %a = load float, float addrspace(1)* %gep0 |
| |
| %max = call float @llvm.maxnum.f32(float %a, float 4.0) |
| %med = call float @llvm.minnum.f32(float %max, float 2.0) |
| |
| store float %med, float addrspace(1)* %outgep |
| ret void |
| } |
| |
| |
| ; GCN-LABEL: {{^}}v_test_fmed3_r_i_i_multi_use_f32: |
| ; GCN: v_max_f32_e32 v{{[0-9]+}}, 2.0, v{{[0-9]+}} |
| ; GCN: v_min_f32_e32 v{{[0-9]+}}, 4.0, v{{[0-9]+}} |
| define void @v_test_fmed3_r_i_i_multi_use_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #1 { |
| %tid = call i32 @llvm.amdgcn.workitem.id.x() |
| %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid |
| %outgep = getelementptr float, float addrspace(1)* %out, i32 %tid |
| %a = load float, float addrspace(1)* %gep0 |
| |
| %max = call float @llvm.maxnum.f32(float %a, float 2.0) |
| %med = call float @llvm.minnum.f32(float %max, float 4.0) |
| |
| store volatile float %med, float addrspace(1)* %outgep |
| store volatile float %max, float addrspace(1)* %outgep |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}v_test_fmed3_r_i_i_f64: |
| ; GCN: v_max_f64 {{v\[[0-9]+:[0-9]+\]}}, {{v\[[0-9]+:[0-9]+\]}}, 2.0 |
| ; GCN: v_min_f64 {{v\[[0-9]+:[0-9]+\]}}, {{v\[[0-9]+:[0-9]+\]}}, 4.0 |
| define void @v_test_fmed3_r_i_i_f64(double addrspace(1)* %out, double addrspace(1)* %aptr) #1 { |
| %tid = call i32 @llvm.amdgcn.workitem.id.x() |
| %gep0 = getelementptr double, double addrspace(1)* %aptr, i32 %tid |
| %outgep = getelementptr double, double addrspace(1)* %out, i32 %tid |
| %a = load double, double addrspace(1)* %gep0 |
| |
| %max = call double @llvm.maxnum.f64(double %a, double 2.0) |
| %med = call double @llvm.minnum.f64(double %max, double 4.0) |
| |
| store double %med, double addrspace(1)* %outgep |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}v_test_fmed3_r_i_i_no_nans_f32: |
| ; GCN: v_med3_f32 v{{[0-9]+}}, v{{[0-9]+}}, 2.0, 4.0 |
| define void @v_test_fmed3_r_i_i_no_nans_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #2 { |
| %tid = call i32 @llvm.amdgcn.workitem.id.x() |
| %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid |
| %outgep = getelementptr float, float addrspace(1)* %out, i32 %tid |
| %a = load float, float addrspace(1)* %gep0 |
| |
| %max = call float @llvm.maxnum.f32(float %a, float 2.0) |
| %med = call float @llvm.minnum.f32(float %max, float 4.0) |
| |
| store float %med, float addrspace(1)* %outgep |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}v_test_legacy_fmed3_r_i_i_f32: |
| ; NOSNAN: v_med3_f32 v{{[0-9]+}}, v{{[0-9]+}}, 2.0, 4.0 |
| |
| ; SNAN: v_max_f32_e32 v{{[0-9]+}}, 2.0, v{{[0-9]+}} |
| ; SNAN: v_min_f32_e32 v{{[0-9]+}}, 4.0, v{{[0-9]+}} |
| define void @v_test_legacy_fmed3_r_i_i_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #1 { |
| %tid = call i32 @llvm.amdgcn.workitem.id.x() |
| %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid |
| %outgep = getelementptr float, float addrspace(1)* %out, i32 %tid |
| %a = load float, float addrspace(1)* %gep0 |
| |
| ; fmax_legacy |
| %cmp0 = fcmp ule float %a, 2.0 |
| %max = select i1 %cmp0, float 2.0, float %a |
| |
| ; fmin_legacy |
| %cmp1 = fcmp uge float %max, 4.0 |
| %med = select i1 %cmp1, float 4.0, float %max |
| |
| store float %med, float addrspace(1)* %outgep |
| ret void |
| } |
| |
| attributes #0 = { nounwind readnone } |
| attributes #1 = { nounwind "unsafe-fp-math"="false" "no-nans-fp-math"="false" } |
| attributes #2 = { nounwind "unsafe-fp-math"="false" "no-nans-fp-math"="true" } |