Files
llvm/test/CodeGen/AMDGPU/llvm.AMDGPU.clamp.ll
Matt Arsenault e536396218 Merging r292982:
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r292982 | arsenm | 2017-01-24 14:02:15 -0800 (Tue, 24 Jan 2017) | 8 lines

Enable FeatureFlatForGlobal on Volcanic Islands

This switches to the workaround that HSA defaults to
for the mesa path.

This should be applied to the 4.0 branch.

Patch by Vedran Miletić <vedran@miletic.net>
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_40@293326 91177308-0d34-0410-b5e6-96231b3b80d8
2017-01-27 19:26:48 +00:00

57 lines
2.5 KiB
LLVM

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