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Diffstat (limited to 'test/CodeGen/AMDGPU/clamp.ll')
| -rw-r--r-- | test/CodeGen/AMDGPU/clamp.ll | 529 |
1 files changed, 529 insertions, 0 deletions
diff --git a/test/CodeGen/AMDGPU/clamp.ll b/test/CodeGen/AMDGPU/clamp.ll new file mode 100644 index 0000000000000..9735c7074be2a --- /dev/null +++ b/test/CodeGen/AMDGPU/clamp.ll @@ -0,0 +1,529 @@ +; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=SI %s +; RUN: llc -march=amdgcn -mcpu=fiji -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=VI %s + +; GCN-LABEL: {{^}}v_clamp_f32: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_max_f32_e64 v{{[0-9]+}}, [[A]], [[A]] clamp{{$}} +define amdgpu_kernel void @v_clamp_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %max = call float @llvm.maxnum.f32(float %a, float 0.0) + %med = call float @llvm.minnum.f32(float %max, float 1.0) + + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_neg_f32: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_max_f32_e64 v{{[0-9]+}}, -[[A]], -[[A]] clamp{{$}} +define amdgpu_kernel void @v_clamp_neg_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %fneg.a = fsub float -0.0, %a + %max = call float @llvm.maxnum.f32(float %fneg.a, float 0.0) + %med = call float @llvm.minnum.f32(float %max, float 1.0) + + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_negabs_f32: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_max_f32_e64 v{{[0-9]+}}, -|[[A]]|, -|[[A]]| clamp{{$}} +define amdgpu_kernel void @v_clamp_negabs_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %fabs.a = call float @llvm.fabs.f32(float %a) + %fneg.fabs.a = fsub float -0.0, %fabs.a + + %max = call float @llvm.maxnum.f32(float %fneg.fabs.a, float 0.0) + %med = call float @llvm.minnum.f32(float %max, float 1.0) + + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_negzero_f32: +; GCN-DAG: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN-DAG: v_bfrev_b32_e32 [[SIGNBIT:v[0-9]+]], 1 +; GCN: v_med3_f32 v{{[0-9]+}}, [[A]], [[SIGNBIT]], 1.0 +define amdgpu_kernel void @v_clamp_negzero_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %max = call float @llvm.maxnum.f32(float %a, float -0.0) + %med = call float @llvm.minnum.f32(float %max, float 1.0) + + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_multi_use_max_f32: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_max_f32_e32 [[MAX:v[0-9]+]], 0, [[A]] +; GCN: v_min_f32_e32 [[MIN:v[0-9]+]], 1.0, [[MAX]] +define amdgpu_kernel void @v_clamp_multi_use_max_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %max = call float @llvm.maxnum.f32(float %a, float 0.0) + %med = call float @llvm.minnum.f32(float %max, float 1.0) + + store float %med, float addrspace(1)* %out.gep + store volatile float %max, float addrspace(1)* undef + ret void +} + +; GCN-LABEL: {{^}}v_clamp_f16: +; GCN: {{buffer|flat}}_load_ushort [[A:v[0-9]+]] +; VI: v_max_f16_e64 v{{[0-9]+}}, [[A]], [[A]] clamp{{$}} + +; SI: v_cvt_f32_f16_e64 [[CVT:v[0-9]+]], [[A]] clamp{{$}} +; SI: v_cvt_f16_f32_e32 v{{[0-9]+}}, [[CVT]] +define amdgpu_kernel void @v_clamp_f16(half addrspace(1)* %out, half addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr half, half addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr half, half addrspace(1)* %out, i32 %tid + %a = load half, half addrspace(1)* %gep0 + %max = call half @llvm.maxnum.f16(half %a, half 0.0) + %med = call half @llvm.minnum.f16(half %max, half 1.0) + + store half %med, half addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_neg_f16: +; GCN: {{buffer|flat}}_load_ushort [[A:v[0-9]+]] +; VI: v_max_f16_e64 v{{[0-9]+}}, -[[A]], -[[A]] clamp{{$}} + +; FIXME: Better to fold neg into max +; SI: v_cvt_f32_f16_e64 [[CVT:v[0-9]+]], -[[A]] clamp{{$}} +; SI: v_cvt_f16_f32_e32 v{{[0-9]+}}, [[CVT]] +define amdgpu_kernel void @v_clamp_neg_f16(half addrspace(1)* %out, half addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr half, half addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr half, half addrspace(1)* %out, i32 %tid + %a = load half, half addrspace(1)* %gep0 + %fneg.a = fsub half -0.0, %a + %max = call half @llvm.maxnum.f16(half %fneg.a, half 0.0) + %med = call half @llvm.minnum.f16(half %max, half 1.0) + + store half %med, half addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_negabs_f16: +; GCN: {{buffer|flat}}_load_ushort [[A:v[0-9]+]] +; VI: v_max_f16_e64 v{{[0-9]+}}, -|[[A]]|, -|[[A]]| clamp{{$}} + +; FIXME: Better to fold neg/abs into max + +; SI: v_cvt_f32_f16_e64 [[CVT:v[0-9]+]], -|[[A]]| clamp{{$}} +; SI: v_cvt_f16_f32_e32 v{{[0-9]+}}, [[CVT]] +define amdgpu_kernel void @v_clamp_negabs_f16(half addrspace(1)* %out, half addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr half, half addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr half, half addrspace(1)* %out, i32 %tid + %a = load half, half addrspace(1)* %gep0 + %fabs.a = call half @llvm.fabs.f16(half %a) + %fneg.fabs.a = fsub half -0.0, %fabs.a + + %max = call half @llvm.maxnum.f16(half %fneg.fabs.a, half 0.0) + %med = call half @llvm.minnum.f16(half %max, half 1.0) + + store half %med, half addrspace(1)* %out.gep + ret void +} + +; FIXME: Do f64 instructions support clamp? +; GCN-LABEL: {{^}}v_clamp_f64: +; GCN: {{buffer|flat}}_load_dwordx2 [[A:v\[[0-9]+:[0-9]+\]]] +; GCN: v_max_f64 v{{\[[0-9]+:[0-9]+\]}}, [[A]], [[A]] clamp{{$}} +define amdgpu_kernel void @v_clamp_f64(double addrspace(1)* %out, double addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr double, double addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr double, double addrspace(1)* %out, i32 %tid + %a = load double, double addrspace(1)* %gep0 + %max = call double @llvm.maxnum.f64(double %a, double 0.0) + %med = call double @llvm.minnum.f64(double %max, double 1.0) + + store double %med, double addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_neg_f64: +; GCN: {{buffer|flat}}_load_dwordx2 [[A:v\[[0-9]+:[0-9]+\]]] +; GCN: v_max_f64 v{{\[[0-9]+:[0-9]+\]}}, -[[A]], -[[A]] clamp{{$}} +define amdgpu_kernel void @v_clamp_neg_f64(double addrspace(1)* %out, double addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr double, double addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr double, double addrspace(1)* %out, i32 %tid + %a = load double, double addrspace(1)* %gep0 + %fneg.a = fsub double -0.0, %a + %max = call double @llvm.maxnum.f64(double %fneg.a, double 0.0) + %med = call double @llvm.minnum.f64(double %max, double 1.0) + + store double %med, double addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_negabs_f64: +; GCN: {{buffer|flat}}_load_dwordx2 [[A:v\[[0-9]+:[0-9]+\]]] +; GCN: v_max_f64 v{{\[[0-9]+:[0-9]+\]}}, -|[[A]]|, -|[[A]]| clamp{{$}} +define amdgpu_kernel void @v_clamp_negabs_f64(double addrspace(1)* %out, double addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr double, double addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr double, double addrspace(1)* %out, i32 %tid + %a = load double, double addrspace(1)* %gep0 + %fabs.a = call double @llvm.fabs.f64(double %a) + %fneg.fabs.a = fsub double -0.0, %fabs.a + + %max = call double @llvm.maxnum.f64(double %fneg.fabs.a, double 0.0) + %med = call double @llvm.minnum.f64(double %max, double 1.0) + + store double %med, double addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_med3_aby_negzero_f32: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_med3_f32 +define amdgpu_kernel void @v_clamp_med3_aby_negzero_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %med = call float @llvm.amdgcn.fmed3.f32(float -0.0, float 1.0, float %a) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_med3_aby_f32: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_max_f32_e64 v{{[0-9]+}}, [[A]], [[A]] clamp{{$}} +define amdgpu_kernel void @v_clamp_med3_aby_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %med = call float @llvm.amdgcn.fmed3.f32(float 0.0, float 1.0, float %a) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_med3_bay_f32: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_max_f32_e64 v{{[0-9]+}}, [[A]], [[A]] clamp{{$}} +define amdgpu_kernel void @v_clamp_med3_bay_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %med = call float @llvm.amdgcn.fmed3.f32(float 1.0, float 0.0, float %a) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_med3_yab_f32: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_max_f32_e64 v{{[0-9]+}}, [[A]], [[A]] clamp{{$}} +define amdgpu_kernel void @v_clamp_med3_yab_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %med = call float @llvm.amdgcn.fmed3.f32(float %a, float 0.0, float 1.0) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_med3_yba_f32: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_max_f32_e64 v{{[0-9]+}}, [[A]], [[A]] clamp{{$}} +define amdgpu_kernel void @v_clamp_med3_yba_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %med = call float @llvm.amdgcn.fmed3.f32(float %a, float 1.0, float 0.0) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_med3_ayb_f32: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_max_f32_e64 v{{[0-9]+}}, [[A]], [[A]] clamp{{$}} +define amdgpu_kernel void @v_clamp_med3_ayb_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %med = call float @llvm.amdgcn.fmed3.f32(float 0.0, float %a, float 1.0) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_med3_bya_f32: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_max_f32_e64 v{{[0-9]+}}, [[A]], [[A]] clamp{{$}} +define amdgpu_kernel void @v_clamp_med3_bya_f32(float addrspace(1)* %out, float addrspace(1)* %aptr) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %med = call float @llvm.amdgcn.fmed3.f32(float 1.0, float %a, float 0.0) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_constants_to_one_f32: +; GCN: v_mov_b32_e32 v{{[0-9]+}}, 1.0 +define amdgpu_kernel void @v_clamp_constants_to_one_f32(float addrspace(1)* %out) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %med = call float @llvm.amdgcn.fmed3.f32(float 0.0, float 1.0, float 4.0) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_constants_to_zero_f32: +; GCN: v_mov_b32_e32 v{{[0-9]+}}, 0{{$}} +define amdgpu_kernel void @v_clamp_constants_to_zero_f32(float addrspace(1)* %out) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %med = call float @llvm.amdgcn.fmed3.f32(float 0.0, float 1.0, float -4.0) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_constant_preserve_f32: +; GCN: v_mov_b32_e32 v{{[0-9]+}}, 0.5 +define amdgpu_kernel void @v_clamp_constant_preserve_f32(float addrspace(1)* %out) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %med = call float @llvm.amdgcn.fmed3.f32(float 0.0, float 1.0, float 0.5) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_constant_preserve_denorm_f32: +; GCN: v_mov_b32_e32 v{{[0-9]+}}, 0x7fffff{{$}} +define amdgpu_kernel void @v_clamp_constant_preserve_denorm_f32(float addrspace(1)* %out) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %med = call float @llvm.amdgcn.fmed3.f32(float 0.0, float 1.0, float bitcast (i32 8388607 to float)) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_constant_qnan_f32: +; GCN: v_mov_b32_e32 v{{[0-9]+}}, 0{{$}} +define amdgpu_kernel void @v_clamp_constant_qnan_f32(float addrspace(1)* %out) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %med = call float @llvm.amdgcn.fmed3.f32(float 0.0, float 1.0, float 0x7FF8000000000000) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_constant_snan_f32: +; GCN: v_mov_b32_e32 v{{[0-9]+}}, 0{{$}} +define amdgpu_kernel void @v_clamp_constant_snan_f32(float addrspace(1)* %out) #0 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %med = call float @llvm.amdgcn.fmed3.f32(float 0.0, float 1.0, float bitcast (i32 2139095041 to float)) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; --------------------------------------------------------------------- +; Test non-default behaviors enabling snans and disabling dx10_clamp +; --------------------------------------------------------------------- + +; GCN-LABEL: {{^}}v_clamp_f32_no_dx10_clamp: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_med3_f32 v{{[0-9]+}}, [[A]], 0, 1.0 +define amdgpu_kernel void @v_clamp_f32_no_dx10_clamp(float addrspace(1)* %out, float addrspace(1)* %aptr) #2 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %max = call float @llvm.maxnum.f32(float %a, float 0.0) + %med = call float @llvm.minnum.f32(float %max, float 1.0) + + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_f32_snan_dx10clamp: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_max_f32_e64 v{{[0-9]+}}, [[A]], [[A]] clamp{{$}} +define amdgpu_kernel void @v_clamp_f32_snan_dx10clamp(float addrspace(1)* %out, float addrspace(1)* %aptr) #3 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %max = call float @llvm.maxnum.f32(float %a, float 0.0) + %med = call float @llvm.minnum.f32(float %max, float 1.0) + + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_f32_snan_no_dx10clamp: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_max_f32_e32 [[MAX:v[0-9]+]], 0, [[A]] +; GCN: v_min_f32_e32 [[MIN:v[0-9]+]], 1.0, [[MAX]] +define amdgpu_kernel void @v_clamp_f32_snan_no_dx10clamp(float addrspace(1)* %out, float addrspace(1)* %aptr) #4 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %max = call float @llvm.maxnum.f32(float %a, float 0.0) + %med = call float @llvm.minnum.f32(float %max, float 1.0) + + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_f32_snan_no_dx10clamp_nnan_src: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_med3_f32 v{{[0-9]+}}, [[A]], 0, 1.0 +define amdgpu_kernel void @v_clamp_f32_snan_no_dx10clamp_nnan_src(float addrspace(1)* %out, float addrspace(1)* %aptr) #4 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %add = fadd nnan float %a, 1.0 + %max = call float @llvm.maxnum.f32(float %add, float 0.0) + %med = call float @llvm.minnum.f32(float %max, float 1.0) + + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_med3_aby_f32_no_dx10_clamp: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_max_f32_e64 v{{[0-9]+}}, [[A]], [[A]] clamp{{$}} +define amdgpu_kernel void @v_clamp_med3_aby_f32_no_dx10_clamp(float addrspace(1)* %out, float addrspace(1)* %aptr) #2 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %gep0 = getelementptr float, float addrspace(1)* %aptr, i32 %tid + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %med = call float @llvm.amdgcn.fmed3.f32(float 0.0, float 1.0, float %a) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_med3_bay_f32_no_dx10_clamp: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_max_f32_e64 v{{[0-9]+}}, [[A]], [[A]] clamp{{$}} +define amdgpu_kernel void @v_clamp_med3_bay_f32_no_dx10_clamp(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 + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %med = call float @llvm.amdgcn.fmed3.f32(float 1.0, float 0.0, float %a) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_med3_yab_f32_no_dx10_clamp: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_med3_f32 v{{[0-9]+}}, [[A]], 0, 1.0 +define amdgpu_kernel void @v_clamp_med3_yab_f32_no_dx10_clamp(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 + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %med = call float @llvm.amdgcn.fmed3.f32(float %a, float 0.0, float 1.0) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_med3_yba_f32_no_dx10_clamp: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_med3_f32 v{{[0-9]+}}, [[A]], 1.0, 0 +define amdgpu_kernel void @v_clamp_med3_yba_f32_no_dx10_clamp(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 + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %med = call float @llvm.amdgcn.fmed3.f32(float %a, float 1.0, float 0.0) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_med3_ayb_f32_no_dx10_clamp: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_med3_f32 v{{[0-9]+}}, 0, [[A]], 1.0 +define amdgpu_kernel void @v_clamp_med3_ayb_f32_no_dx10_clamp(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 + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %med = call float @llvm.amdgcn.fmed3.f32(float 0.0, float %a, float 1.0) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_med3_bya_f32_no_dx10_clamp: +; GCN: {{buffer|flat}}_load_dword [[A:v[0-9]+]] +; GCN: v_med3_f32 v{{[0-9]+}}, 1.0, [[A]], 0 +define amdgpu_kernel void @v_clamp_med3_bya_f32_no_dx10_clamp(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 + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %a = load float, float addrspace(1)* %gep0 + %med = call float @llvm.amdgcn.fmed3.f32(float 1.0, float %a, float 0.0) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_constant_qnan_f32_no_dx10_clamp: +; GCN: v_mov_b32_e32 v{{[0-9]+}}, 0x7fc00000 +define amdgpu_kernel void @v_clamp_constant_qnan_f32_no_dx10_clamp(float addrspace(1)* %out) #2 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %med = call float @llvm.amdgcn.fmed3.f32(float 0.0, float 1.0, float 0x7FF8000000000000) + store float %med, float addrspace(1)* %out.gep + ret void +} + +; GCN-LABEL: {{^}}v_clamp_constant_snan_f32_no_dx10_clamp: +; GCN: v_mov_b32_e32 v{{[0-9]+}}, 0x7f800001 +define amdgpu_kernel void @v_clamp_constant_snan_f32_no_dx10_clamp(float addrspace(1)* %out) #2 { + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid + %med = call float @llvm.amdgcn.fmed3.f32(float 0.0, float 1.0, float bitcast (i32 2139095041 to float)) + store float %med, float addrspace(1)* %out.gep + ret void +} + +declare i32 @llvm.amdgcn.workitem.id.x() #1 +declare float @llvm.fabs.f32(float) #1 +declare float @llvm.minnum.f32(float, float) #1 +declare float @llvm.maxnum.f32(float, float) #1 +declare float @llvm.amdgcn.fmed3.f32(float, float, float) #1 +declare double @llvm.fabs.f64(double) #1 +declare double @llvm.minnum.f64(double, double) #1 +declare double @llvm.maxnum.f64(double, double) #1 +declare half @llvm.fabs.f16(half) #1 +declare half @llvm.minnum.f16(half, half) #1 +declare half @llvm.maxnum.f16(half, half) #1 + + +attributes #0 = { nounwind } +attributes #1 = { nounwind readnone } +attributes #2 = { nounwind "target-features"="-dx10-clamp,-fp-exceptions" "no-nans-fp-math"="false" } +attributes #3 = { nounwind "target-features"="+dx10-clamp,+fp-exceptions" "no-nans-fp-math"="false" } +attributes #4 = { nounwind "target-features"="-dx10-clamp,+fp-exceptions" "no-nans-fp-math"="false" } |