| ; RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs -enable-no-signed-zeros-fp-math < %s | FileCheck -check-prefix=GCN -check-prefix=SI %s |
| ; RUN: llc -march=amdgcn -mcpu=fiji -mattr=-flat-for-global -verify-machineinstrs -enable-no-signed-zeros-fp-math < %s | FileCheck -check-prefix=GCN -check-prefix=VI %s |
| |
| ; GCN-LABEL: {{^}}add_select_fabs_fabs_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[Y]], [[X]], vcc |
| ; GCN: v_add_f32_e64 v{{[0-9]+}}, |[[SELECT]]|, [[Z]] |
| define amdgpu_kernel void @add_select_fabs_fabs_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fabs.x = call float @llvm.fabs.f32(float %x) |
| %fabs.y = call float @llvm.fabs.f32(float %y) |
| %select = select i1 %cmp, float %fabs.x, float %fabs.y |
| %add = fadd float %select, %z |
| store float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_multi_use_lhs_fabs_fabs_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| ; GCN: buffer_load_dword [[W:v[0-9]+]] |
| |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[Y]], [[X]], vcc |
| ; GCN-DAG: v_add_f32_e64 v{{[0-9]+}}, |[[SELECT]]|, [[Z]] |
| ; GCN-DAG: v_add_f32_e64 v{{[0-9]+}}, |[[X]]|, [[W]] |
| define amdgpu_kernel void @add_select_multi_use_lhs_fabs_fabs_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %w = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fabs.x = call float @llvm.fabs.f32(float %x) |
| %fabs.y = call float @llvm.fabs.f32(float %y) |
| %select = select i1 %cmp, float %fabs.x, float %fabs.y |
| %add0 = fadd float %select, %z |
| %add1 = fadd float %fabs.x, %w |
| store volatile float %add0, float addrspace(1)* undef |
| store volatile float %add1, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_multi_store_use_lhs_fabs_fabs_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| |
| ; GCN-DAG: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[Y]], [[X]], vcc |
| ; GCN-DAG: v_add_f32_e64 [[ADD:v[0-9]+]], |[[SELECT]]|, [[Z]] |
| ; GCN-DAG: v_and_b32_e32 [[X_ABS:v[0-9]+]], 0x7fffffff, [[X]] |
| |
| ; GCN: buffer_store_dword [[ADD]] |
| ; GCN: buffer_store_dword [[X_ABS]] |
| define amdgpu_kernel void @add_select_multi_store_use_lhs_fabs_fabs_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fabs.x = call float @llvm.fabs.f32(float %x) |
| %fabs.y = call float @llvm.fabs.f32(float %y) |
| %select = select i1 %cmp, float %fabs.x, float %fabs.y |
| %add0 = fadd float %select, %z |
| store volatile float %add0, float addrspace(1)* undef |
| store volatile float %fabs.x, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_multi_use_rhs_fabs_fabs_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| ; GCN: buffer_load_dword [[W:v[0-9]+]] |
| |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[Y]], [[X]], vcc |
| ; GCN-DAG: v_add_f32_e64 v{{[0-9]+}}, |[[SELECT]]|, [[Z]] |
| ; GCN-DAG: v_add_f32_e64 v{{[0-9]+}}, |[[Y]]|, [[W]] |
| define amdgpu_kernel void @add_select_multi_use_rhs_fabs_fabs_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %w = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fabs.x = call float @llvm.fabs.f32(float %x) |
| %fabs.y = call float @llvm.fabs.f32(float %y) |
| %select = select i1 %cmp, float %fabs.x, float %fabs.y |
| %add0 = fadd float %select, %z |
| %add1 = fadd float %fabs.y, %w |
| store volatile float %add0, float addrspace(1)* undef |
| store volatile float %add1, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_fabs_var_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| |
| ; GCN: v_and_b32_e32 [[X_ABS:v[0-9]+]], 0x7fffffff, [[X]] |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[Y]], [[X_ABS]], vcc |
| ; GCN: v_add_f32_e32 v{{[0-9]+}}, [[SELECT]], [[Z]] |
| define amdgpu_kernel void @add_select_fabs_var_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fabs.x = call float @llvm.fabs.f32(float %x) |
| %select = select i1 %cmp, float %fabs.x, float %y |
| %add = fadd float %select, %z |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_fabs_negk_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| |
| ; GCN: v_and_b32_e32 [[FABS_X:v[0-9]+]], 0x7fffffff, [[X]] |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], -1.0, [[FABS_X]], vcc |
| ; GCN: v_add_f32_e32 v{{[0-9]+}}, [[SELECT]], [[Y]] |
| define amdgpu_kernel void @add_select_fabs_negk_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fabs = call float @llvm.fabs.f32(float %x) |
| %select = select i1 %cmp, float %fabs, float -1.0 |
| %add = fadd float %select, %y |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; FIXME: fabs should fold away |
| ; GCN-LABEL: {{^}}add_select_fabs_negk_negk_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| |
| ; GCN: v_cndmask_b32_e64 [[SELECT:v[0-9]+]], -1.0, -2.0, s |
| ; GCN: v_add_f32_e64 v{{[0-9]+}}, |[[SELECT]]|, [[X]] |
| define amdgpu_kernel void @add_select_fabs_negk_negk_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %select = select i1 %cmp, float -2.0, float -1.0 |
| %fabs = call float @llvm.fabs.f32(float %select) |
| %add = fadd float %fabs, %x |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_posk_posk_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| |
| ; GCN: v_cndmask_b32_e64 [[SELECT:v[0-9]+]], 1.0, 2.0, s |
| ; GCN: v_add_f32_e32 v{{[0-9]+}}, [[SELECT]], [[X]] |
| define amdgpu_kernel void @add_select_posk_posk_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %select = select i1 %cmp, float 2.0, float 1.0 |
| %add = fadd float %select, %x |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_negk_fabs_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| |
| ; GCN-DAG: v_and_b32_e32 [[FABS_X:v[0-9]+]], 0x7fffffff, [[X]] |
| ; GCN-DAG: v_cmp_ne_u32_e64 vcc, s{{[0-9]+}}, 0 |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], -1.0, [[FABS_X]], vcc |
| ; GCN: v_add_f32_e32 v{{[0-9]+}}, [[SELECT]], [[Y]] |
| define amdgpu_kernel void @add_select_negk_fabs_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fabs = call float @llvm.fabs.f32(float %x) |
| %select = select i1 %cmp, float -1.0, float %fabs |
| %add = fadd float %select, %y |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_negliteralk_fabs_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN-DAG: v_mov_b32_e32 [[K:v[0-9]+]], 0xc4800000 |
| |
| ; GCN-DAG: v_and_b32_e32 [[FABS_X:v[0-9]+]], 0x7fffffff, [[X]] |
| ; GCN-DAG: v_cmp_ne_u32_e64 vcc, s{{[0-9]+}}, 0 |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[K]], [[FABS_X]], vcc |
| ; GCN: v_add_f32_e32 v{{[0-9]+}}, [[SELECT]], [[Y]] |
| define amdgpu_kernel void @add_select_negliteralk_fabs_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fabs = call float @llvm.fabs.f32(float %x) |
| %select = select i1 %cmp, float -1024.0, float %fabs |
| %add = fadd float %select, %y |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_fabs_posk_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], 1.0, [[X]], vcc |
| ; GCN: v_add_f32_e64 v{{[0-9]+}}, |[[SELECT]]|, [[Y]] |
| define amdgpu_kernel void @add_select_fabs_posk_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| |
| %cmp = icmp eq i32 %c, 0 |
| %fabs = call float @llvm.fabs.f32(float %x) |
| %select = select i1 %cmp, float %fabs, float 1.0 |
| %add = fadd float %select, %y |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_posk_fabs_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| |
| ; GCN: v_cmp_ne_u32_e64 vcc, s{{[0-9]+}}, 0 |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], 1.0, [[X]], vcc |
| ; GCN: v_add_f32_e64 v{{[0-9]+}}, |[[SELECT]]|, [[Y]] |
| define amdgpu_kernel void @add_select_posk_fabs_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fabs = call float @llvm.fabs.f32(float %x) |
| %select = select i1 %cmp, float 1.0, float %fabs |
| %add = fadd float %select, %y |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_fneg_fneg_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[Y]], [[X]], vcc |
| ; GCN: v_sub_f32_e32 v{{[0-9]+}}, [[Z]], [[SELECT]] |
| define amdgpu_kernel void @add_select_fneg_fneg_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fneg.x = fsub float -0.0, %x |
| %fneg.y = fsub float -0.0, %y |
| %select = select i1 %cmp, float %fneg.x, float %fneg.y |
| %add = fadd float %select, %z |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_multi_use_lhs_fneg_fneg_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| ; GCN: buffer_load_dword [[W:v[0-9]+]] |
| |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[Y]], [[X]], vcc |
| ; GCN-DAG: v_sub_f32_e32 v{{[0-9]+}}, [[Z]], [[SELECT]] |
| ; GCN-DAG: v_sub_f32_e32 v{{[0-9]+}}, [[W]], [[X]] |
| define amdgpu_kernel void @add_select_multi_use_lhs_fneg_fneg_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %w = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fneg.x = fsub float -0.0, %x |
| %fneg.y = fsub float -0.0, %y |
| %select = select i1 %cmp, float %fneg.x, float %fneg.y |
| %add0 = fadd float %select, %z |
| %add1 = fadd float %fneg.x, %w |
| store volatile float %add0, float addrspace(1)* undef |
| store volatile float %add1, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_multi_store_use_lhs_fneg_fneg_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| |
| ; GCN-DAG: v_xor_b32_e32 [[NEG_X:v[0-9]+]], 0x80000000, [[X]] |
| ; GCN-DAG: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[Y]], [[X]], vcc |
| ; GCN-DAG: v_sub_f32_e32 [[ADD:v[0-9]+]], [[Z]], [[SELECT]] |
| |
| ; GCN: buffer_store_dword [[ADD]] |
| ; GCN: buffer_store_dword [[NEG_X]] |
| define amdgpu_kernel void @add_select_multi_store_use_lhs_fneg_fneg_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fneg.x = fsub float -0.0, %x |
| %fneg.y = fsub float -0.0, %y |
| %select = select i1 %cmp, float %fneg.x, float %fneg.y |
| %add0 = fadd float %select, %z |
| store volatile float %add0, float addrspace(1)* undef |
| store volatile float %fneg.x, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_multi_use_rhs_fneg_fneg_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| ; GCN: buffer_load_dword [[W:v[0-9]+]] |
| |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[Y]], [[X]], vcc |
| ; GCN-DAG: v_sub_f32_e32 v{{[0-9]+}}, [[Z]], [[SELECT]] |
| ; GCN-DAG: v_sub_f32_e32 v{{[0-9]+}}, [[W]], [[Y]] |
| define amdgpu_kernel void @add_select_multi_use_rhs_fneg_fneg_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %w = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fneg.x = fsub float -0.0, %x |
| %fneg.y = fsub float -0.0, %y |
| %select = select i1 %cmp, float %fneg.x, float %fneg.y |
| %add0 = fadd float %select, %z |
| %add1 = fadd float %fneg.y, %w |
| store volatile float %add0, float addrspace(1)* undef |
| store volatile float %add1, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_fneg_var_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| |
| ; GCN: v_xor_b32_e32 [[X_NEG:v[0-9]+]], 0x80000000, [[X]] |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[Y]], [[X_NEG]], vcc |
| ; GCN: v_add_f32_e32 v{{[0-9]+}}, [[SELECT]], [[Z]] |
| define amdgpu_kernel void @add_select_fneg_var_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fneg.x = fsub float -0.0, %x |
| %select = select i1 %cmp, float %fneg.x, float %y |
| %add = fadd float %select, %z |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_fneg_negk_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], 1.0, [[X]], vcc |
| ; GCN: v_sub_f32_e32 v{{[0-9]+}}, [[Y]], [[SELECT]] |
| define amdgpu_kernel void @add_select_fneg_negk_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fneg.x = fsub float -0.0, %x |
| %select = select i1 %cmp, float %fneg.x, float -1.0 |
| %add = fadd float %select, %y |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_fneg_inv2pi_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN: v_mov_b32_e32 [[K:v[0-9]+]], 0xbe22f983 |
| |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[K]], [[X]], vcc |
| ; GCN: v_sub_f32_e32 v{{[0-9]+}}, [[Y]], [[SELECT]] |
| define amdgpu_kernel void @add_select_fneg_inv2pi_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fneg.x = fsub float -0.0, %x |
| %select = select i1 %cmp, float %fneg.x, float 0x3FC45F3060000000 |
| %add = fadd float %select, %y |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_fneg_neginv2pi_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; SI: v_mov_b32_e32 [[K:v[0-9]+]], 0x3e22f983 |
| |
| ; SI: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[K]], [[X]], vcc |
| ; VI: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], 0.15915494, [[X]], vcc |
| |
| ; GCN: v_sub_f32_e32 v{{[0-9]+}}, [[Y]], [[SELECT]] |
| define amdgpu_kernel void @add_select_fneg_neginv2pi_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fneg.x = fsub float -0.0, %x |
| %select = select i1 %cmp, float %fneg.x, float 0xBFC45F3060000000 |
| %add = fadd float %select, %y |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_negk_negk_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| |
| ; GCN: v_cmp_eq_u32_e64 |
| ; GCN: v_cndmask_b32_e64 [[SELECT:v[0-9]+]], -1.0, -2.0, s |
| ; GCN: v_add_f32_e32 v{{[0-9]+}}, [[SELECT]], [[X]] |
| define amdgpu_kernel void @add_select_negk_negk_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %select = select i1 %cmp, float -2.0, float -1.0 |
| %add = fadd float %select, %x |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_negliteralk_negliteralk_f32: |
| ; GCN-DAG: v_mov_b32_e32 [[K0:v[0-9]+]], 0xc5000000 |
| ; GCN-DAG: v_mov_b32_e32 [[K1:v[0-9]+]], 0xc5800000 |
| ; GCN-DAG: buffer_load_dword [[X:v[0-9]+]] |
| |
| ; GCN: v_cmp_eq_u32_e64 |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[K1]], [[K0]], vcc |
| ; GCN: v_add_f32_e32 v{{[0-9]+}}, [[SELECT]], [[X]] |
| define amdgpu_kernel void @add_select_negliteralk_negliteralk_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %select = select i1 %cmp, float -2048.0, float -4096.0 |
| %add = fadd float %select, %x |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_fneg_negk_negk_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| |
| ; GCN: v_cndmask_b32_e64 [[SELECT:v[0-9]+]], -1.0, -2.0, s |
| ; GCN: v_sub_f32_e32 v{{[0-9]+}}, [[X]], [[SELECT]] |
| define amdgpu_kernel void @add_select_fneg_negk_negk_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %select = select i1 %cmp, float -2.0, float -1.0 |
| %fneg.x = fsub float -0.0, %select |
| %add = fadd float %fneg.x, %x |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_negk_fneg_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| |
| ; GCN: v_cmp_ne_u32_e64 vcc, s{{[0-9]+}}, 0 |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], 1.0, [[X]], vcc |
| ; GCN: v_sub_f32_e32 v{{[0-9]+}}, [[Y]], [[SELECT]] |
| define amdgpu_kernel void @add_select_negk_fneg_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fneg.x = fsub float -0.0, %x |
| %select = select i1 %cmp, float -1.0, float %fneg.x |
| %add = fadd float %select, %y |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_fneg_posk_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], -1.0, [[X]], vcc |
| ; GCN: v_sub_f32_e32 v{{[0-9]+}}, [[Y]], [[SELECT]] |
| define amdgpu_kernel void @add_select_fneg_posk_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fneg.x = fsub float -0.0, %x |
| %select = select i1 %cmp, float %fneg.x, float 1.0 |
| %add = fadd float %select, %y |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_posk_fneg_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| |
| ; GCN: v_cmp_ne_u32_e64 vcc, s{{[0-9]+}}, 0 |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], -1.0, [[X]], vcc |
| ; GCN: v_sub_f32_e32 v{{[0-9]+}}, [[Y]], [[SELECT]] |
| define amdgpu_kernel void @add_select_posk_fneg_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fneg.x = fsub float -0.0, %x |
| %select = select i1 %cmp, float 1.0, float %fneg.x |
| %add = fadd float %select, %y |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_negfabs_fabs_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| |
| ; GCN-DAG: v_or_b32_e32 [[X_NEG_ABS:v[0-9]+]], 0x80000000, [[X]] |
| ; GCN-DAG: v_and_b32_e32 [[Y_ABS:v[0-9]+]], 0x7fffffff, [[Y]] |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[Y_ABS]], [[X_NEG_ABS]], vcc |
| ; GCN: v_add_f32_e32 v{{[0-9]+}}, [[SELECT]], [[Z]] |
| define amdgpu_kernel void @add_select_negfabs_fabs_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fabs.x = call float @llvm.fabs.f32(float %x) |
| %fneg.fabs.x = fsub float -0.000000e+00, %fabs.x |
| %fabs.y = call float @llvm.fabs.f32(float %y) |
| %select = select i1 %cmp, float %fneg.fabs.x, float %fabs.y |
| %add = fadd float %select, %z |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_fabs_negfabs_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| |
| ; GCN-DAG: v_or_b32_e32 [[Y_NEG_ABS:v[0-9]+]], 0x80000000, [[Y]] |
| ; GCN-DAG: v_and_b32_e32 [[X_ABS:v[0-9]+]], 0x7fffffff, [[X]] |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[Y_NEG_ABS]], [[X_ABS]], vcc |
| ; GCN: v_add_f32_e32 v{{[0-9]+}}, [[SELECT]], [[Z]] |
| define amdgpu_kernel void @add_select_fabs_negfabs_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fabs.x = call float @llvm.fabs.f32(float %x) |
| %fabs.y = call float @llvm.fabs.f32(float %y) |
| %fneg.fabs.y = fsub float -0.000000e+00, %fabs.y |
| %select = select i1 %cmp, float %fabs.x, float %fneg.fabs.y |
| %add = fadd float %select, %z |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_neg_fabs_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| |
| ; GCN-DAG: v_xor_b32_e32 [[X_NEG:v[0-9]+]], 0x80000000, [[X]] |
| ; GCN-DAG: v_and_b32_e32 [[Y_ABS:v[0-9]+]], 0x7fffffff, [[Y]] |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[Y_ABS]], [[X_NEG]], vcc |
| ; GCN: v_add_f32_e32 v{{[0-9]+}}, [[SELECT]], [[Z]] |
| define amdgpu_kernel void @add_select_neg_fabs_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fneg.x = fsub float -0.000000e+00, %x |
| %fabs.y = call float @llvm.fabs.f32(float %y) |
| %select = select i1 %cmp, float %fneg.x, float %fabs.y |
| %add = fadd float %select, %z |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_fabs_neg_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| |
| ; GCN-DAG: v_and_b32_e32 [[X_ABS:v[0-9]+]], 0x7fffffff, [[X]] |
| ; GCN-DAG: v_xor_b32_e32 [[Y_NEG:v[0-9]+]], 0x80000000, [[Y]] |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[Y_NEG]], [[X_ABS]], vcc |
| ; GCN: v_add_f32_e32 v{{[0-9]+}}, [[SELECT]], [[Z]] |
| define amdgpu_kernel void @add_select_fabs_neg_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fabs.x = call float @llvm.fabs.f32(float %x) |
| %fneg.y = fsub float -0.000000e+00, %y |
| %select = select i1 %cmp, float %fabs.x, float %fneg.y |
| %add = fadd float %select, %z |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_neg_negfabs_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| |
| ; GCN-DAG: v_and_b32_e32 [[Y_ABS:v[0-9]+]], 0x7fffffff, [[Y]] |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[Y_ABS]], [[X]], vcc |
| ; GCN: v_sub_f32_e32 v{{[0-9]+}}, [[Z]], [[SELECT]] |
| define amdgpu_kernel void @add_select_neg_negfabs_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fneg.x = fsub float -0.000000e+00, %x |
| %fabs.y = call float @llvm.fabs.f32(float %y) |
| %fneg.fabs.y = fsub float -0.000000e+00, %fabs.y |
| %select = select i1 %cmp, float %fneg.x, float %fneg.fabs.y |
| %add = fadd float %select, %z |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}add_select_negfabs_neg_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| |
| ; GCN-DAG: v_and_b32_e32 [[X_ABS:v[0-9]+]], 0x7fffffff, [[X]] |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], [[X_ABS]], [[Y]], vcc |
| ; GCN: v_sub_f32_e32 v{{[0-9]+}}, [[Z]], [[SELECT]] |
| define amdgpu_kernel void @add_select_negfabs_neg_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fabs.x = call float @llvm.fabs.f32(float %x) |
| %fneg.fabs.x = fsub float -0.000000e+00, %fabs.x |
| %fneg.y = fsub float -0.000000e+00, %y |
| %select = select i1 %cmp, float %fneg.y, float %fneg.fabs.x |
| %add = fadd float %select, %z |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}mul_select_negfabs_posk_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| |
| ; GCN-DAG: v_cmp_eq_u32_e64 vcc, |
| ; GCN-DAG: v_and_b32_e32 [[X_ABS:v[0-9]+]], 0x7fffffff, [[X]] |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], -4.0, [[X_ABS]], vcc |
| ; GCN: v_mul_f32_e64 v{{[0-9]+}}, -[[SELECT]], [[Y]] |
| define amdgpu_kernel void @mul_select_negfabs_posk_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fabs.x = call float @llvm.fabs.f32(float %x) |
| %fneg.fabs.x = fsub float -0.000000e+00, %fabs.x |
| %select = select i1 %cmp, float %fneg.fabs.x, float 4.0 |
| %add = fmul float %select, %y |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}mul_select_posk_negfabs_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| |
| ; GCN-DAG: v_cmp_ne_u32_e64 vcc, s{{[0-9]+}}, 0 |
| ; GCN-DAG: v_and_b32_e32 [[X_ABS:v[0-9]+]], 0x7fffffff, [[X]] |
| |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], -4.0, [[X_ABS]], vcc |
| ; GCN: v_mul_f32_e64 v{{[0-9]+}}, -[[SELECT]], [[Y]] |
| define amdgpu_kernel void @mul_select_posk_negfabs_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fabs.x = call float @llvm.fabs.f32(float %x) |
| %fneg.fabs.x = fsub float -0.000000e+00, %fabs.x |
| %select = select i1 %cmp, float 4.0, float %fneg.fabs.x |
| %add = fmul float %select, %y |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}mul_select_negfabs_negk_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], 4.0, [[X]], vcc |
| ; GCN: v_mul_f32_e64 v{{[0-9]+}}, -|[[SELECT]]|, [[Y]] |
| define amdgpu_kernel void @mul_select_negfabs_negk_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fabs.x = call float @llvm.fabs.f32(float %x) |
| %fneg.fabs.x = fsub float -0.000000e+00, %fabs.x |
| %select = select i1 %cmp, float %fneg.fabs.x, float -4.0 |
| %add = fmul float %select, %y |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}mul_select_negk_negfabs_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| |
| ; GCN: v_cmp_ne_u32_e64 vcc |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], 4.0, [[X]], vcc |
| ; GCN: v_mul_f32_e64 v{{[0-9]+}}, -|[[SELECT]]|, [[Y]] |
| define amdgpu_kernel void @mul_select_negk_negfabs_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fabs.x = call float @llvm.fabs.f32(float %x) |
| %fneg.fabs.x = fsub float -0.000000e+00, %fabs.x |
| %select = select i1 %cmp, float -4.0, float %fneg.fabs.x |
| %add = fmul float %select, %y |
| store volatile float %add, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; -------------------------------------------------------------------------------- |
| ; Don't fold if fneg can fold into the source |
| ; -------------------------------------------------------------------------------- |
| |
| ; GCN-LABEL: {{^}}select_fneg_posk_src_add_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Y:v[0-9]+]] |
| |
| ; GCN: v_sub_f32_e32 [[ADD:v[0-9]+]], -4.0, [[X]] |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], 2.0, [[ADD]], vcc |
| ; GCN-NEXT: buffer_store_dword [[SELECT]] |
| define amdgpu_kernel void @select_fneg_posk_src_add_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %add = fadd float %x, 4.0 |
| %fneg = fsub float -0.0, %add |
| %select = select i1 %cmp, float %fneg, float 2.0 |
| store volatile float %select, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}select_fneg_posk_src_sub_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| |
| ; GCN: v_sub_f32_e32 [[ADD:v[0-9]+]], 4.0, [[X]] |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], 2.0, [[ADD]], vcc |
| ; GCN-NEXT: buffer_store_dword [[SELECT]] |
| define amdgpu_kernel void @select_fneg_posk_src_sub_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %add = fsub float %x, 4.0 |
| %fneg = fsub float -0.0, %add |
| %select = select i1 %cmp, float %fneg, float 2.0 |
| store volatile float %select, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}select_fneg_posk_src_mul_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| |
| ; GCN: v_mul_f32_e32 [[MUL:v[0-9]+]], -4.0, [[X]] |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], 2.0, [[MUL]], vcc |
| ; GCN-NEXT: buffer_store_dword [[SELECT]] |
| define amdgpu_kernel void @select_fneg_posk_src_mul_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %mul = fmul float %x, 4.0 |
| %fneg = fsub float -0.0, %mul |
| %select = select i1 %cmp, float %fneg, float 2.0 |
| store volatile float %select, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}select_fneg_posk_src_fma_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| |
| ; GCN: v_fma_f32 [[FMA:v[0-9]+]], [[X]], -4.0, -[[Z]] |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], 2.0, [[FMA]], vcc |
| ; GCN-NEXT: buffer_store_dword [[SELECT]] |
| define amdgpu_kernel void @select_fneg_posk_src_fma_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fma = call float @llvm.fma.f32(float %x, float 4.0, float %z) |
| %fneg = fsub float -0.0, %fma |
| %select = select i1 %cmp, float %fneg, float 2.0 |
| store volatile float %select, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}select_fneg_posk_src_fmad_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| ; GCN: buffer_load_dword [[Z:v[0-9]+]] |
| |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], 2.0, [[X]], vcc |
| ; GCN-NEXT: buffer_store_dword [[SELECT]] |
| define amdgpu_kernel void @select_fneg_posk_src_fmad_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %z = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %fmad = call float @llvm.fmuladd.f32(float %x, float 4.0, float %z) |
| %fneg = fsub float -0.0, %fmad |
| %select = select i1 %cmp, float %fneg, float 2.0 |
| store volatile float %select, float addrspace(1)* undef |
| ret void |
| } |
| |
| ; FIXME: This one should fold to rcp |
| ; GCN-LABEL: {{^}}select_fneg_posk_src_rcp_f32: |
| ; GCN: buffer_load_dword [[X:v[0-9]+]] |
| |
| ; GCN: v_rcp_f32_e32 [[RCP:v[0-9]+]], [[X]] |
| ; GCN: v_cndmask_b32_e32 [[SELECT:v[0-9]+]], -2.0, [[RCP]], vcc |
| ; GCN: v_xor_b32_e32 [[NEG_SELECT:v[0-9]+]], 0x80000000, [[SELECT]] |
| ; GCN-NEXT: buffer_store_dword [[NEG_SELECT]] |
| define amdgpu_kernel void @select_fneg_posk_src_rcp_f32(i32 %c) #0 { |
| %x = load volatile float, float addrspace(1)* undef |
| %y = load volatile float, float addrspace(1)* undef |
| %cmp = icmp eq i32 %c, 0 |
| %rcp = call float @llvm.amdgcn.rcp.f32(float %x) |
| %fneg = fsub float -0.0, %rcp |
| %select = select i1 %cmp, float %fneg, float 2.0 |
| store volatile float %select, float addrspace(1)* undef |
| ret void |
| } |
| |
| declare float @llvm.fabs.f32(float) #1 |
| declare float @llvm.fma.f32(float, float, float) #1 |
| declare float @llvm.fmuladd.f32(float, float, float) #1 |
| declare float @llvm.amdgcn.rcp.f32(float) #1 |
| declare float @llvm.amdgcn.rcp.legacy(float) #1 |
| declare float @llvm.amdgcn.fmul.legacy(float, float) #1 |
| |
| attributes #0 = { nounwind } |
| attributes #1 = { nounwind readnone } |