llvm-6502/test/CodeGen/R600/llvm.AMDGPU.clamp.ll
Matt Arsenault b44e43623d R600/SI: Get rid of FCLAMP_SI pseudo
It's not necessary. Also use complex patterns to allow
src modifier usage.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@221916 91177308-0d34-0410-b5e6-96231b3b80d8
2014-11-13 19:49:04 +00:00

67 lines
2.8 KiB
LLVM

; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -strict-whitespace -check-prefix=SI -check-prefix=FUNC %s
; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
declare float @llvm.fabs.f32(float) nounwind readnone
declare float @llvm.AMDGPU.clamp.f32(float, float, float) nounwind readnone
declare float @llvm.AMDIL.clamp.f32(float, float, float) nounwind readnone
; FUNC-LABEL: {{^}}clamp_0_1_f32:
; SI: s_load_dword [[ARG:s[0-9]+]],
; SI: v_add_f32_e64 [[RESULT:v[0-9]+]], 0, [[ARG]] clamp{{$}}
; SI: buffer_store_dword [[RESULT]]
; SI: s_endpgm
; EG: MOV_SAT
define void @clamp_0_1_f32(float addrspace(1)* %out, float %src) nounwind {
%clamp = call float @llvm.AMDGPU.clamp.f32(float %src, float 0.0, float 1.0) nounwind readnone
store float %clamp, float addrspace(1)* %out, align 4
ret void
}
; FUNC-LABEL: {{^}}clamp_fabs_0_1_f32:
; SI: s_load_dword [[ARG:s[0-9]+]],
; SI: v_add_f32_e64 [[RESULT:v[0-9]+]], 0, |[[ARG]]| clamp{{$}}
; SI: buffer_store_dword [[RESULT]]
; SI: s_endpgm
define void @clamp_fabs_0_1_f32(float addrspace(1)* %out, float %src) nounwind {
%src.fabs = call float @llvm.fabs.f32(float %src) nounwind readnone
%clamp = call float @llvm.AMDGPU.clamp.f32(float %src.fabs, float 0.0, float 1.0) nounwind readnone
store float %clamp, float addrspace(1)* %out, align 4
ret void
}
; FUNC-LABEL: {{^}}clamp_fneg_0_1_f32:
; SI: s_load_dword [[ARG:s[0-9]+]],
; SI: v_add_f32_e64 [[RESULT:v[0-9]+]], 0, -[[ARG]] clamp{{$}}
; SI: buffer_store_dword [[RESULT]]
; SI: s_endpgm
define void @clamp_fneg_0_1_f32(float addrspace(1)* %out, float %src) nounwind {
%src.fneg = fsub float -0.0, %src
%clamp = call float @llvm.AMDGPU.clamp.f32(float %src.fneg, float 0.0, float 1.0) nounwind readnone
store float %clamp, float addrspace(1)* %out, align 4
ret void
}
; FUNC-LABEL: {{^}}clamp_fneg_fabs_0_1_f32:
; SI: s_load_dword [[ARG:s[0-9]+]],
; SI: v_add_f32_e64 [[RESULT:v[0-9]+]], 0, -|[[ARG]]| clamp{{$}}
; SI: buffer_store_dword [[RESULT]]
; SI: s_endpgm
define void @clamp_fneg_fabs_0_1_f32(float addrspace(1)* %out, float %src) nounwind {
%src.fabs = call float @llvm.fabs.f32(float %src) nounwind readnone
%src.fneg.fabs = fsub float -0.0, %src.fabs
%clamp = call float @llvm.AMDGPU.clamp.f32(float %src.fneg.fabs, float 0.0, float 1.0) nounwind readnone
store float %clamp, float addrspace(1)* %out, align 4
ret void
}
; FUNC-LABEL: {{^}}clamp_0_1_amdil_legacy_f32:
; SI: s_load_dword [[ARG:s[0-9]+]],
; SI: v_add_f32_e64 [[RESULT:v[0-9]+]], 0, [[ARG]] clamp{{$}}
; SI: buffer_store_dword [[RESULT]]
define void @clamp_0_1_amdil_legacy_f32(float addrspace(1)* %out, float %src) nounwind {
%clamp = call float @llvm.AMDIL.clamp.f32(float %src, float 0.0, float 1.0) nounwind readnone
store float %clamp, float addrspace(1)* %out, align 4
ret void
}