forked from OSchip/llvm-project
407 lines
19 KiB
LLVM
407 lines
19 KiB
LLVM
; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=SI %s
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; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=VI %s
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declare i32 @llvm.amdgcn.workitem.id.x() #1
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; GCN-LABEL: {{^}}v_cnd_nan_nosgpr:
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; GCN: v_cmp_eq_u32_e64 vcc, s{{[0-9]+}}, 0
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; GCN: v_cndmask_b32_e32 v{{[0-9]}}, -1, v{{[0-9]+}}, vcc
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; GCN-DAG: v{{[0-9]}}
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; All nan values are converted to 0xffffffff
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; GCN: s_endpgm
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define void @v_cnd_nan_nosgpr(float addrspace(1)* %out, i32 %c, float addrspace(1)* %fptr) #0 {
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%idx = call i32 @llvm.amdgcn.workitem.id.x() #1
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%f.gep = getelementptr float, float addrspace(1)* %fptr, i32 %idx
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%f = load float, float addrspace(1)* %f.gep
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%setcc = icmp ne i32 %c, 0
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%select = select i1 %setcc, float 0xFFFFFFFFE0000000, float %f
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store float %select, float addrspace(1)* %out
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ret void
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}
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; This requires slightly trickier SGPR operand legalization since the
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; single constant bus SGPR usage is the last operand, and it should
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; never be moved.
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; GCN-LABEL: {{^}}v_cnd_nan:
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; GCN: v_cmp_eq_u32_e64 vcc, s{{[0-9]+}}, 0
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; GCN: v_cndmask_b32_e32 v{{[0-9]}}, -1, v{{[0-9]}}, vcc
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; GCN-DAG: v{{[0-9]}}
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; All nan values are converted to 0xffffffff
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; GCN: s_endpgm
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define void @v_cnd_nan(float addrspace(1)* %out, i32 %c, float %f) #0 {
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%setcc = icmp ne i32 %c, 0
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%select = select i1 %setcc, float 0xFFFFFFFFE0000000, float %f
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store float %select, float addrspace(1)* %out
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ret void
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}
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; Test different compare and select operand types for optimal code
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; shrinking.
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; (select (cmp (sgprX, constant)), constant, sgprZ)
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; GCN-LABEL: {{^}}fcmp_sgprX_k0_select_k1_sgprZ_f32:
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; GCN: s_load_dword [[X:s[0-9]+]]
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; GCN: s_load_dword [[Z:s[0-9]+]]
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; GCN-DAG: v_cmp_nlg_f32_e64 vcc, [[X]], 0
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; GCN-DAG: v_mov_b32_e32 [[VZ:v[0-9]+]], [[Z]]
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; GCN: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[VZ]], vcc
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define void @fcmp_sgprX_k0_select_k1_sgprZ_f32(float addrspace(1)* %out, float %x, float %z) #0 {
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%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
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%tid.ext = sext i32 %tid to i64
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%out.gep = getelementptr inbounds float, float addrspace(1)* %out, i64 %tid.ext
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%setcc = fcmp one float %x, 0.0
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%select = select i1 %setcc, float 1.0, float %z
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store float %select, float addrspace(1)* %out.gep
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ret void
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}
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; GCN-LABEL: {{^}}fcmp_sgprX_k0_select_k1_sgprX_f32:
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; GCN: s_load_dword [[X:s[0-9]+]]
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; GCN-DAG: v_cmp_nlg_f32_e64 vcc, [[X]], 0
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; GCN-DAG: v_mov_b32_e32 [[VZ:v[0-9]+]], [[Z]]
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; GCN: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[VZ]], vcc
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define void @fcmp_sgprX_k0_select_k1_sgprX_f32(float addrspace(1)* %out, float %x) #0 {
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%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
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%tid.ext = sext i32 %tid to i64
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%out.gep = getelementptr inbounds float, float addrspace(1)* %out, i64 %tid.ext
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%setcc = fcmp one float %x, 0.0
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%select = select i1 %setcc, float 1.0, float %x
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store float %select, float addrspace(1)* %out.gep
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ret void
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}
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; GCN-LABEL: {{^}}fcmp_sgprX_k0_select_k0_sgprZ_f32:
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; GCN: s_load_dword [[X:s[0-9]+]]
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; GCN-DAG: v_cmp_nlg_f32_e64 vcc, [[X]], 0
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; GCN-DAG: v_mov_b32_e32 [[VZ:v[0-9]+]], [[Z]]
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; GCN: v_cndmask_b32_e32 v{{[0-9]+}}, 0, [[VZ]], vcc
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define void @fcmp_sgprX_k0_select_k0_sgprZ_f32(float addrspace(1)* %out, float %x, float %z) #0 {
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%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
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%tid.ext = sext i32 %tid to i64
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%out.gep = getelementptr inbounds float, float addrspace(1)* %out, i64 %tid.ext
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%setcc = fcmp one float %x, 0.0
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%select = select i1 %setcc, float 0.0, float %z
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store float %select, float addrspace(1)* %out.gep
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ret void
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}
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; GCN-LABEL: {{^}}fcmp_sgprX_k0_select_k0_sgprX_f32:
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; GCN: s_load_dword [[X:s[0-9]+]]
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; GCN-DAG: v_cmp_nlg_f32_e64 vcc, [[X]], 0
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; GCN-DAG: v_mov_b32_e32 [[VZ:v[0-9]+]], [[Z]]
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; GCN: v_cndmask_b32_e32 v{{[0-9]+}}, 0, [[VZ]], vcc
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define void @fcmp_sgprX_k0_select_k0_sgprX_f32(float addrspace(1)* %out, float %x) #0 {
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%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
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%tid.ext = sext i32 %tid to i64
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%out.gep = getelementptr inbounds float, float addrspace(1)* %out, i64 %tid.ext
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%setcc = fcmp one float %x, 0.0
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%select = select i1 %setcc, float 0.0, float %x
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store float %select, float addrspace(1)* %out.gep
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ret void
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}
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; GCN-LABEL: {{^}}fcmp_sgprX_k0_select_k0_vgprZ_f32:
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; GCN-DAG: s_load_dword [[X:s[0-9]+]]
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; GCN-DAG: {{buffer|flat}}_load_dword [[Z:v[0-9]+]]
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; GCN-DAG: v_cmp_nlg_f32_e64 vcc, [[X]], 0
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; GCN: v_cndmask_b32_e32 v{{[0-9]+}}, 0, [[Z]], vcc
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define void @fcmp_sgprX_k0_select_k0_vgprZ_f32(float addrspace(1)* %out, float %x, float addrspace(1)* %z.ptr) #0 {
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%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
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%tid.ext = sext i32 %tid to i64
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%z.gep = getelementptr inbounds float, float addrspace(1)* %z.ptr, i64 %tid.ext
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%out.gep = getelementptr inbounds float, float addrspace(1)* %out, i64 %tid.ext
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%z = load float, float addrspace(1)* %z.gep
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%setcc = fcmp one float %x, 0.0
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%select = select i1 %setcc, float 0.0, float %z
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store float %select, float addrspace(1)* %out.gep
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ret void
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}
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; GCN-LABEL: {{^}}fcmp_sgprX_k0_select_k1_vgprZ_f32:
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; GCN-DAG: {{buffer|flat}}_load_dword [[Z:v[0-9]+]]
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; GCN-DAG: s_load_dword [[X:s[0-9]+]]
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; GCN: v_cmp_nlg_f32_e64 vcc, [[X]], 0
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; GCN: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[Z]], vcc
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define void @fcmp_sgprX_k0_select_k1_vgprZ_f32(float addrspace(1)* %out, float %x, float addrspace(1)* %z.ptr) #0 {
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%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
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%tid.ext = sext i32 %tid to i64
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%z.gep = getelementptr inbounds float, float addrspace(1)* %z.ptr, i64 %tid.ext
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%out.gep = getelementptr inbounds float, float addrspace(1)* %out, i64 %tid.ext
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%z = load float, float addrspace(1)* %z.gep
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%setcc = fcmp one float %x, 0.0
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%select = select i1 %setcc, float 1.0, float %z
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store float %select, float addrspace(1)* %out.gep
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ret void
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}
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; GCN-LABEL: {{^}}fcmp_vgprX_k0_select_k1_sgprZ_f32:
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; GCN-DAG: {{buffer|flat}}_load_dword [[X:v[0-9]+]]
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; GCN-DAG: s_load_dword [[Z:s[0-9]+]]
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; GCN-DAG: v_cmp_ngt_f32_e32 vcc, 0, [[X]]
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; GCN-DAG: v_mov_b32_e32 [[VZ:v[0-9]+]], [[Z]]
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; GCN: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[VZ]], vcc
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define void @fcmp_vgprX_k0_select_k1_sgprZ_f32(float addrspace(1)* %out, float addrspace(1)* %x.ptr, float %z) #0 {
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%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
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%tid.ext = sext i32 %tid to i64
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%x.gep = getelementptr inbounds float, float addrspace(1)* %x.ptr, i64 %tid.ext
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%out.gep = getelementptr inbounds float, float addrspace(1)* %out, i64 %tid.ext
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%x = load float, float addrspace(1)* %x.gep
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%setcc = fcmp olt float %x, 0.0
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%select = select i1 %setcc, float 1.0, float %z
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store float %select, float addrspace(1)* %out.gep
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ret void
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}
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; GCN-LABEL: {{^}}fcmp_vgprX_k0_select_k1_vgprZ_f32:
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; GCN: {{buffer|flat}}_load_dword [[X:v[0-9]+]]
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; GCN: {{buffer|flat}}_load_dword [[Z:v[0-9]+]]
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; GCN: v_cmp_le_f32_e32 vcc, 0, [[X]]
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; GCN: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, [[Z]], vcc
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define void @fcmp_vgprX_k0_select_k1_vgprZ_f32(float addrspace(1)* %out, float addrspace(1)* %x.ptr, float addrspace(1)* %z.ptr) #0 {
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%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
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%tid.ext = sext i32 %tid to i64
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%x.gep = getelementptr inbounds float, float addrspace(1)* %x.ptr, i64 %tid.ext
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%z.gep = getelementptr inbounds float, float addrspace(1)* %z.ptr, i64 %tid.ext
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%out.gep = getelementptr inbounds float, float addrspace(1)* %out, i64 %tid.ext
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%x = load volatile float, float addrspace(1)* %x.gep
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%z = load volatile float, float addrspace(1)* %z.gep
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%setcc = fcmp ult float %x, 0.0
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%select = select i1 %setcc, float 1.0, float %z
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store float %select, float addrspace(1)* %out.gep
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ret void
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}
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; GCN-LABEL: {{^}}icmp_vgprX_k0_select_k1_vgprZ_i32:
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; GCN: {{buffer|flat}}_load_dword [[X:v[0-9]+]]
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; GCN: {{buffer|flat}}_load_dword [[Z:v[0-9]+]]
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; GCN: v_cmp_lt_i32_e32 vcc, -1, [[X]]
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; GCN: v_cndmask_b32_e32 v{{[0-9]+}}, 2, [[Z]], vcc
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define void @icmp_vgprX_k0_select_k1_vgprZ_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %x.ptr, i32 addrspace(1)* %z.ptr) #0 {
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%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
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%tid.ext = sext i32 %tid to i64
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%x.gep = getelementptr inbounds i32, i32 addrspace(1)* %x.ptr, i64 %tid.ext
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%z.gep = getelementptr inbounds i32, i32 addrspace(1)* %z.ptr, i64 %tid.ext
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%out.gep = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 %tid.ext
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%x = load volatile i32, i32 addrspace(1)* %x.gep
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%z = load volatile i32, i32 addrspace(1)* %z.gep
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%setcc = icmp slt i32 %x, 0
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%select = select i1 %setcc, i32 2, i32 %z
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store i32 %select, i32 addrspace(1)* %out.gep
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ret void
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}
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; FIXME: Why does VI make the wrong regalloc choice?
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; GCN-LABEL: {{^}}icmp_vgprX_k0_select_k1_vgprZ_i64:
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; GCN: {{buffer|flat}}_load_dwordx2 v{{\[}}[[X_LO:[0-9]+]]:[[X_HI:[0-9]+]]{{\]}}
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; GCN-DAG: {{buffer|flat}}_load_dwordx2 v{{\[}}[[Z_LO:[0-9]+]]:[[Z_HI:[0-9]+]]{{\]}}
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; SI-DAG: v_cmp_lt_i64_e32 vcc, -1, v{{\[}}[[X_LO]]:[[X_HI]]{{\]}}
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; SI-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 0, v[[Z_HI]], vcc
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; SI-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 2, v[[Z_LO]], vcc
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; VI-DAG: v_cmp_lt_i64_e64 s{{\[[0-9]+:[0-9]+\]}}, -1, v{{\[}}[[X_LO]]:[[X_HI]]{{\]}}
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; VI-DAG: v_cndmask_b32_e64 v{{[0-9]+}}, 0, v[[Z_HI]], s
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; VI-DAG: v_cndmask_b32_e64 v{{[0-9]+}}, 2, v[[Z_LO]], s
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define void @icmp_vgprX_k0_select_k1_vgprZ_i64(i64 addrspace(1)* %out, i64 addrspace(1)* %x.ptr, i64 addrspace(1)* %z.ptr) #0 {
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%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
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%tid.ext = sext i32 %tid to i64
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%x.gep = getelementptr inbounds i64, i64 addrspace(1)* %x.ptr, i64 %tid.ext
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%z.gep = getelementptr inbounds i64, i64 addrspace(1)* %z.ptr, i64 %tid.ext
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%out.gep = getelementptr inbounds i64, i64 addrspace(1)* %out, i64 %tid.ext
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%x = load volatile i64, i64 addrspace(1)* %x.gep
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%z = load volatile i64, i64 addrspace(1)* %z.gep
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%setcc = icmp slt i64 %x, 0
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%select = select i1 %setcc, i64 2, i64 %z
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store i64 %select, i64 addrspace(1)* %out.gep
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ret void
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}
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; GCN-LABEL: {{^}}fcmp_vgprX_k0_select_vgprZ_k1_v4f32:
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; GCN: {{buffer|flat}}_load_dword [[X:v[0-9]+]]
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; GCN: {{buffer|flat}}_load_dwordx4
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; GCN: v_cmp_nge_f32_e32 vcc, 4.0, [[X]]
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; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, v{{[0-9]+}}, vcc
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; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 2.0, v{{[0-9]+}}, vcc
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; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, -0.5, v{{[0-9]+}}, vcc
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; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 4.0, v{{[0-9]+}}, vcc
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define void @fcmp_vgprX_k0_select_vgprZ_k1_v4f32(<4 x float> addrspace(1)* %out, float addrspace(1)* %x.ptr, <4 x float> addrspace(1)* %z.ptr) #0 {
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%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
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%tid.ext = sext i32 %tid to i64
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%x.gep = getelementptr inbounds float, float addrspace(1)* %x.ptr, i64 %tid.ext
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%z.gep = getelementptr inbounds <4 x float>, <4 x float> addrspace(1)* %z.ptr, i64 %tid.ext
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%out.gep = getelementptr inbounds <4 x float>, <4 x float> addrspace(1)* %out, i64 %tid.ext
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%x = load volatile float, float addrspace(1)* %x.gep
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%z = load volatile <4 x float>, <4 x float> addrspace(1)* %z.gep
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%setcc = fcmp ugt float %x, 4.0
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%select = select i1 %setcc, <4 x float> %z, <4 x float> <float 1.0, float 2.0, float -0.5, float 4.0>
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store <4 x float> %select, <4 x float> addrspace(1)* %out.gep
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ret void
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}
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; GCN-LABEL: {{^}}fcmp_vgprX_k0_select_k1_vgprZ_v4f32:
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; GCN: {{buffer|flat}}_load_dword [[X:v[0-9]+]]
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; GCN: {{buffer|flat}}_load_dwordx4
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; GCN: v_cmp_ge_f32_e32 vcc, 4.0, [[X]]
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; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, v{{[0-9]+}}, vcc
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; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 2.0, v{{[0-9]+}}, vcc
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; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, -0.5, v{{[0-9]+}}, vcc
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; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 4.0, v{{[0-9]+}}, vcc
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define void @fcmp_vgprX_k0_select_k1_vgprZ_v4f32(<4 x float> addrspace(1)* %out, float addrspace(1)* %x.ptr, <4 x float> addrspace(1)* %z.ptr) #0 {
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%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
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%tid.ext = sext i32 %tid to i64
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%x.gep = getelementptr inbounds float, float addrspace(1)* %x.ptr, i64 %tid.ext
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%z.gep = getelementptr inbounds <4 x float>, <4 x float> addrspace(1)* %z.ptr, i64 %tid.ext
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%out.gep = getelementptr inbounds <4 x float>, <4 x float> addrspace(1)* %out, i64 %tid.ext
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%x = load volatile float, float addrspace(1)* %x.gep
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%z = load volatile <4 x float>, <4 x float> addrspace(1)* %z.gep
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%setcc = fcmp ugt float %x, 4.0
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%select = select i1 %setcc, <4 x float> <float 1.0, float 2.0, float -0.5, float 4.0>, <4 x float> %z
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store <4 x float> %select, <4 x float> addrspace(1)* %out.gep
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ret void
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}
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; This must be swapped as a vector type before the condition has
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; multiple uses.
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; GCN-LABEL: {{^}}fcmp_k0_vgprX_select_k1_vgprZ_v4f32:
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; GCN: {{buffer|flat}}_load_dword [[X:v[0-9]+]]
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; GCN: {{buffer|flat}}_load_dwordx4
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; GCN: v_cmp_le_f32_e32 vcc, 4.0, [[X]]
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; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, v{{[0-9]+}}, vcc
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; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 2.0, v{{[0-9]+}}, vcc
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; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, -0.5, v{{[0-9]+}}, vcc
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; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 4.0, v{{[0-9]+}}, vcc
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define void @fcmp_k0_vgprX_select_k1_vgprZ_v4f32(<4 x float> addrspace(1)* %out, float addrspace(1)* %x.ptr, <4 x float> addrspace(1)* %z.ptr) #0 {
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%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
|
|
%tid.ext = sext i32 %tid to i64
|
|
%x.gep = getelementptr inbounds float, float addrspace(1)* %x.ptr, i64 %tid.ext
|
|
%z.gep = getelementptr inbounds <4 x float>, <4 x float> addrspace(1)* %z.ptr, i64 %tid.ext
|
|
%out.gep = getelementptr inbounds <4 x float>, <4 x float> addrspace(1)* %out, i64 %tid.ext
|
|
%x = load volatile float, float addrspace(1)* %x.gep
|
|
%z = load volatile <4 x float>, <4 x float> addrspace(1)* %z.gep
|
|
%setcc = fcmp ugt float 4.0, %x
|
|
%select = select i1 %setcc, <4 x float> <float 1.0, float 2.0, float -0.5, float 4.0>, <4 x float> %z
|
|
store <4 x float> %select, <4 x float> addrspace(1)* %out.gep
|
|
ret void
|
|
}
|
|
|
|
; GCN-LABEL: {{^}}icmp_vgprX_k0_select_k1_vgprZ_i1:
|
|
; GCN: load_dword
|
|
; GCN: load_ubyte
|
|
; GCN-DAG: v_cmp_gt_i32_e64 s{{\[[0-9]+:[0-9]+\]}}, 0, v
|
|
; DCN-DAG: v_and_b32_e32 v{{[0-9]+}}, 1,
|
|
; GCN-DAG: v_cmp_eq_u32_e32 vcc, 1, v
|
|
; GCN-DAG: s_or_b64 s{{\[[0-9]+:[0-9]+\]}}, s{{\[[0-9]+:[0-9]+\]}}, vcc
|
|
; GCN: v_cndmask_b32_e64 v{{[0-9]+}}, 0, 1, s
|
|
; GCN: store_byte
|
|
define void @icmp_vgprX_k0_select_k1_vgprZ_i1(i1 addrspace(1)* %out, i32 addrspace(1)* %x.ptr, i1 addrspace(1)* %z.ptr) #0 {
|
|
%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
|
|
%tid.ext = sext i32 %tid to i64
|
|
%x.gep = getelementptr inbounds i32, i32 addrspace(1)* %x.ptr, i64 %tid.ext
|
|
%z.gep = getelementptr inbounds i1, i1 addrspace(1)* %z.ptr, i64 %tid.ext
|
|
%out.gep = getelementptr inbounds i1, i1 addrspace(1)* %out, i64 %tid.ext
|
|
%x = load volatile i32, i32 addrspace(1)* %x.gep
|
|
%z = load volatile i1, i1 addrspace(1)* %z.gep
|
|
%setcc = icmp slt i32 %x, 0
|
|
%select = select i1 %setcc, i1 true, i1 %z
|
|
store i1 %select, i1 addrspace(1)* %out.gep
|
|
ret void
|
|
}
|
|
|
|
; Different types compared vs. selected
|
|
; GCN-LABEL: {{^}}fcmp_vgprX_k0_selectf64_k1_vgprZ_f32:
|
|
; GCN: {{buffer|flat}}_load_dword [[X:v[0-9]+]]
|
|
; GCN: {{buffer|flat}}_load_dwordx2
|
|
|
|
; GCN: v_mov_b32_e32 [[K:v[0-9]+]], 0x3ff00000
|
|
; GCN: v_cmp_le_f32_e32 vcc, 0, [[X]]
|
|
; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, [[K]], v{{[0-9]+}}, vcc
|
|
; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 0, v{{[0-9]+}}, vcc
|
|
define void @fcmp_vgprX_k0_selectf64_k1_vgprZ_f32(double addrspace(1)* %out, float addrspace(1)* %x.ptr, double addrspace(1)* %z.ptr) #0 {
|
|
%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
|
|
%tid.ext = sext i32 %tid to i64
|
|
%x.gep = getelementptr inbounds float, float addrspace(1)* %x.ptr, i64 %tid.ext
|
|
%z.gep = getelementptr inbounds double, double addrspace(1)* %z.ptr, i64 %tid.ext
|
|
%out.gep = getelementptr inbounds double, double addrspace(1)* %out, i64 %tid.ext
|
|
%x = load volatile float, float addrspace(1)* %x.gep
|
|
%z = load volatile double, double addrspace(1)* %z.gep
|
|
%setcc = fcmp ult float %x, 0.0
|
|
%select = select i1 %setcc, double 1.0, double %z
|
|
store double %select, double addrspace(1)* %out.gep
|
|
ret void
|
|
}
|
|
|
|
; Different types compared vs. selected
|
|
; GCN-LABEL: {{^}}fcmp_vgprX_k0_selecti64_k1_vgprZ_f32:
|
|
; GCN: {{buffer|flat}}_load_dword [[X:v[0-9]+]]
|
|
; GCN: {{buffer|flat}}_load_dwordx2
|
|
|
|
; GCN: v_cmp_nlg_f32_e32 vcc, 0, [[X]]
|
|
; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 3, v{{[0-9]+}}, vcc
|
|
; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 0, v{{[0-9]+}}, vcc
|
|
define void @fcmp_vgprX_k0_selecti64_k1_vgprZ_f32(i64 addrspace(1)* %out, float addrspace(1)* %x.ptr, i64 addrspace(1)* %z.ptr) #0 {
|
|
%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
|
|
%tid.ext = sext i32 %tid to i64
|
|
%x.gep = getelementptr inbounds float, float addrspace(1)* %x.ptr, i64 %tid.ext
|
|
%z.gep = getelementptr inbounds i64, i64 addrspace(1)* %z.ptr, i64 %tid.ext
|
|
%out.gep = getelementptr inbounds i64, i64 addrspace(1)* %out, i64 %tid.ext
|
|
%x = load volatile float, float addrspace(1)* %x.gep
|
|
%z = load volatile i64, i64 addrspace(1)* %z.gep
|
|
%setcc = fcmp one float %x, 0.0
|
|
%select = select i1 %setcc, i64 3, i64 %z
|
|
store i64 %select, i64 addrspace(1)* %out.gep
|
|
ret void
|
|
}
|
|
|
|
; Different types compared vs. selected
|
|
; GCN-LABEL: {{^}}icmp_vgprX_k0_selectf32_k1_vgprZ_i32:
|
|
; GCN: {{buffer|flat}}_load_dword [[X:v[0-9]+]]
|
|
; GCN: {{buffer|flat}}_load_dword [[Z:v[0-9]+]]
|
|
|
|
; GCN: v_cmp_gt_u32_e32 vcc, 2, [[X]]
|
|
; GCN-DAG: v_cndmask_b32_e32 v{{[0-9]+}}, 4.0, [[Z]], vcc
|
|
define void @icmp_vgprX_k0_selectf32_k1_vgprZ_i32(float addrspace(1)* %out, i32 addrspace(1)* %x.ptr, float addrspace(1)* %z.ptr) #0 {
|
|
%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
|
|
%tid.ext = sext i32 %tid to i64
|
|
%x.gep = getelementptr inbounds i32, i32 addrspace(1)* %x.ptr, i64 %tid.ext
|
|
%z.gep = getelementptr inbounds float, float addrspace(1)* %z.ptr, i64 %tid.ext
|
|
%out.gep = getelementptr inbounds float, float addrspace(1)* %out, i64 %tid.ext
|
|
%x = load volatile i32, i32 addrspace(1)* %x.gep
|
|
%z = load volatile float, float addrspace(1)* %z.gep
|
|
%setcc = icmp ugt i32 %x, 1
|
|
%select = select i1 %setcc, float 4.0, float %z
|
|
store float %select, float addrspace(1)* %out.gep
|
|
ret void
|
|
}
|
|
|
|
; FIXME: Should be able to handle multiple uses
|
|
|
|
; GCN-LABEL: {{^}}fcmp_k0_vgprX_select_k1_vgprZ_f32_cond_use_x2:
|
|
; GCN: {{buffer|flat}}_load_dword [[X:v[0-9]+]]
|
|
|
|
; GCN: v_cmp_nle_f32_e32 vcc, 4.0, [[X]]
|
|
; GCN-DAG: v_cndmask_b32_e64 v{{[0-9]+}}, v{{[0-9]+}}, -1.0, vcc
|
|
; GCN-DAG: v_cndmask_b32_e64 v{{[0-9]+}}, v{{[0-9]+}}, -2.0, vcc
|
|
define void @fcmp_k0_vgprX_select_k1_vgprZ_f32_cond_use_x2(float addrspace(1)* %out, float addrspace(1)* %x.ptr, float addrspace(1)* %z.ptr) #0 {
|
|
%tid = call i32 @llvm.amdgcn.workitem.id.x() #1
|
|
%tid.ext = sext i32 %tid to i64
|
|
%x.gep = getelementptr inbounds float, float addrspace(1)* %x.ptr, i64 %tid.ext
|
|
%z.gep = getelementptr inbounds float, float addrspace(1)* %z.ptr, i64 %tid.ext
|
|
%out.gep = getelementptr inbounds float, float addrspace(1)* %out, i64 %tid.ext
|
|
%x = load volatile float, float addrspace(1)* %x.gep
|
|
%z = load volatile float, float addrspace(1)* %z.gep
|
|
%setcc = fcmp ugt float 4.0, %x
|
|
%select0 = select i1 %setcc, float -1.0, float %z
|
|
%select1 = select i1 %setcc, float -2.0, float %z
|
|
store volatile float %select0, float addrspace(1)* %out.gep
|
|
store volatile float %select1, float addrspace(1)* %out.gep
|
|
ret void
|
|
}
|
|
|
|
attributes #0 = { nounwind }
|
|
attributes #1 = { nounwind readnone }
|