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https://github.com/c64scene-ar/llvm-6502.git
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f8230857c0
Remove -CHECKs, use multiple prefixes, name values, also test the @llvm.fabs version git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214525 91177308-0d34-0410-b5e6-96231b3b80d8
99 lines
2.8 KiB
LLVM
99 lines
2.8 KiB
LLVM
; 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=redwood < %s | FileCheck -check-prefix=R600 -check-prefix=FUNC %s
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; DAGCombiner will transform:
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; (fabs (f32 bitcast (i32 a))) => (f32 bitcast (and (i32 a), 0x7FFFFFFF))
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; unless isFabsFree returns true
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; FUNC-LABEL: @fabs_fn_free
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; R600-NOT: AND
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; R600: |PV.{{[XYZW]}}|
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; SI: V_AND_B32
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define void @fabs_fn_free(float addrspace(1)* %out, i32 %in) {
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%bc= bitcast i32 %in to float
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%fabs = call float @fabs(float %bc)
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store float %fabs, float addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: @fabs_free
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; R600-NOT: AND
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; R600: |PV.{{[XYZW]}}|
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; SI: V_AND_B32
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define void @fabs_free(float addrspace(1)* %out, i32 %in) {
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%bc= bitcast i32 %in to float
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%fabs = call float @llvm.fabs.f32(float %bc)
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store float %fabs, float addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: @fabs_f32
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; R600: |{{(PV|T[0-9])\.[XYZW]}}|
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; SI: V_AND_B32
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define void @fabs_f32(float addrspace(1)* %out, float %in) {
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%fabs = call float @llvm.fabs.f32(float %in)
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store float %fabs, float addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: @fabs_v2f32
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; R600: |{{(PV|T[0-9])\.[XYZW]}}|
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; R600: |{{(PV|T[0-9])\.[XYZW]}}|
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; SI: V_AND_B32
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; SI: V_AND_B32
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define void @fabs_v2f32(<2 x float> addrspace(1)* %out, <2 x float> %in) {
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%fabs = call <2 x float> @llvm.fabs.v2f32(<2 x float> %in)
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store <2 x float> %fabs, <2 x float> addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: @fabs_v4
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; R600: |{{(PV|T[0-9])\.[XYZW]}}|
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; R600: |{{(PV|T[0-9])\.[XYZW]}}|
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; R600: |{{(PV|T[0-9])\.[XYZW]}}|
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; R600: |{{(PV|T[0-9])\.[XYZW]}}|
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; SI: V_AND_B32
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; SI: V_AND_B32
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; SI: V_AND_B32
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; SI: V_AND_B32
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define void @fabs_v4f32(<4 x float> addrspace(1)* %out, <4 x float> %in) {
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%fabs = call <4 x float> @llvm.fabs.v4f32(<4 x float> %in)
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store <4 x float> %fabs, <4 x float> addrspace(1)* %out
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ret void
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}
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; SI-LABEL: @fabs_fn_fold
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; SI: S_LOAD_DWORD [[ABS_VALUE:s[0-9]+]], s[{{[0-9]+:[0-9]+}}], 0xb
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; SI-NOT: V_AND_B32_e32
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; SI: V_MUL_F32_e64 v{{[0-9]+}}, |[[ABS_VALUE]]|, v{{[0-9]+}}
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define void @fabs_fn_fold(float addrspace(1)* %out, float %in0, float %in1) {
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%fabs = call float @fabs(float %in0)
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%fmul = fmul float %fabs, %in1
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store float %fmul, float addrspace(1)* %out
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ret void
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}
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; SI-LABEL: @fabs_fold
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; SI: S_LOAD_DWORD [[ABS_VALUE:s[0-9]+]], s[{{[0-9]+:[0-9]+}}], 0xb
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; SI-NOT: V_AND_B32_e32
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; SI: V_MUL_F32_e64 v{{[0-9]+}}, |[[ABS_VALUE]]|, v{{[0-9]+}}
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define void @fabs_fold(float addrspace(1)* %out, float %in0, float %in1) {
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%fabs = call float @llvm.fabs.f32(float %in0)
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%fmul = fmul float %fabs, %in1
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store float %fmul, float addrspace(1)* %out
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ret void
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}
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declare float @fabs(float) readnone
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declare float @llvm.fabs.f32(float) readnone
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declare <2 x float> @llvm.fabs.v2f32(<2 x float>) readnone
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declare <4 x float> @llvm.fabs.v4f32(<4 x float>) readnone
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