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https://github.com/c64scene-ar/llvm-6502.git
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29 lines
1.2 KiB
LLVM
29 lines
1.2 KiB
LLVM
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; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
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; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
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declare float @llvm.AMDGPU.clamp.f32(float, float, float) nounwind readnone
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declare float @llvm.AMDIL.clamp.f32(float, float, float) nounwind readnone
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; FUNC-LABEL: @clamp_0_1_f32
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; SI: S_LOAD_DWORD [[ARG:s[0-9]+]],
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; SI: V_ADD_F32_e64 [[RESULT:v[0-9]+]], [[ARG]], 0, 1, 0
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; SI: BUFFER_STORE_DWORD [[RESULT]]
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; SI: S_ENDPGM
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; EG: MOV_SAT
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define void @clamp_0_1_f32(float addrspace(1)* %out, float %src) nounwind {
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%clamp = call float @llvm.AMDGPU.clamp.f32(float %src, float 0.0, float 1.0) nounwind readnone
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store float %clamp, float addrspace(1)* %out, align 4
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ret void
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}
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; FUNC-LABEL: @clamp_0_1_amdil_legacy_f32
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; SI: S_LOAD_DWORD [[ARG:s[0-9]+]],
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; SI: V_ADD_F32_e64 [[RESULT:v[0-9]+]], [[ARG]], 0, 1, 0
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; SI: BUFFER_STORE_DWORD [[RESULT]]
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define void @clamp_0_1_amdil_legacy_f32(float addrspace(1)* %out, float %src) nounwind {
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%clamp = call float @llvm.AMDIL.clamp.f32(float %src, float 0.0, float 1.0) nounwind readnone
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store float %clamp, float addrspace(1)* %out, align 4
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ret void
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}
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