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48594cd887
This was looping in a testcase and removing it now slightly improves a test. llvm-svn: 345560
148 lines
6.7 KiB
LLVM
148 lines
6.7 KiB
LLVM
; RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,GFX9 %s
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; RUN: llc -march=amdgcn -mcpu=fiji -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,CIVI,VI %s
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; RUN: llc -march=amdgcn -mcpu=hawaii -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,CIVI,CI %s
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; GCN-LABEL: {{^}}v_mad_mixhi_f16_f16lo_f16lo_f16lo_undeflo:
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; GFX9: s_waitcnt
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; GFX9-NEXT: v_mad_mixhi_f16 v0, v0, v1, v2
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; GFX9-NEXT: s_setpc_b64
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define <2 x half> @v_mad_mixhi_f16_f16lo_f16lo_f16lo_undeflo(half %src0, half %src1, half %src2) #0 {
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%src0.ext = fpext half %src0 to float
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%src1.ext = fpext half %src1 to float
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%src2.ext = fpext half %src2 to float
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%result = tail call float @llvm.fmuladd.f32(float %src0.ext, float %src1.ext, float %src2.ext)
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%cvt.result = fptrunc float %result to half
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%vec.result = insertelement <2 x half> undef, half %cvt.result, i32 1
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ret <2 x half> %vec.result
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}
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; GCN-LABEL: {{^}}v_mad_mixhi_f16_f16lo_f16lo_f16lo_constlo:
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; GFX9: s_waitcnt
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; GFX9-NEXT: v_mov_b32_e32 v3, 0x3c00
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; GFX9-NEXT: v_mad_mixhi_f16 v3, v0, v1, v2
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; GFX9-NEXT: v_mov_b32_e32 v0, v3
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; GFX9-NEXT: s_setpc_b64
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define <2 x half> @v_mad_mixhi_f16_f16lo_f16lo_f16lo_constlo(half %src0, half %src1, half %src2) #0 {
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%src0.ext = fpext half %src0 to float
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%src1.ext = fpext half %src1 to float
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%src2.ext = fpext half %src2 to float
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%result = tail call float @llvm.fmuladd.f32(float %src0.ext, float %src1.ext, float %src2.ext)
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%cvt.result = fptrunc float %result to half
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%vec.result = insertelement <2 x half> <half 1.0, half undef>, half %cvt.result, i32 1
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ret <2 x half> %vec.result
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}
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; GCN-LABEL: {{^}}v_mad_mixhi_f16_f16lo_f16lo_f16lo_reglo:
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; GFX9: s_waitcnt
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; GFX9-NEXT: v_mad_mixhi_f16 v3, v0, v1, v2
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; GFX9-NEXT: v_mov_b32_e32 v0, v3
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; GFX9-NEXT: s_setpc_b64
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define <2 x half> @v_mad_mixhi_f16_f16lo_f16lo_f16lo_reglo(half %src0, half %src1, half %src2, half %lo) #0 {
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%src0.ext = fpext half %src0 to float
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%src1.ext = fpext half %src1 to float
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%src2.ext = fpext half %src2 to float
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%result = tail call float @llvm.fmuladd.f32(float %src0.ext, float %src1.ext, float %src2.ext)
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%cvt.result = fptrunc float %result to half
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%vec = insertelement <2 x half> undef, half %lo, i32 0
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%vec.result = insertelement <2 x half> %vec, half %cvt.result, i32 1
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ret <2 x half> %vec.result
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}
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; GCN-LABEL: {{^}}v_mad_mixhi_f16_f16lo_f16lo_f16lo_intpack:
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; GFX9: s_waitcnt
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; GFX9-NEXT: v_mad_mixlo_f16 v0, v0, v1, v2 op_sel_hi:[1,1,1]
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; GFX9-NEXT: v_lshlrev_b32_e32 v0, 16, v0
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; GFX9-NEXT: s_setpc_b64
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define i32 @v_mad_mixhi_f16_f16lo_f16lo_f16lo_intpack(half %src0, half %src1, half %src2) #0 {
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%src0.ext = fpext half %src0 to float
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%src1.ext = fpext half %src1 to float
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%src2.ext = fpext half %src2 to float
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%result = tail call float @llvm.fmuladd.f32(float %src0.ext, float %src1.ext, float %src2.ext)
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%cvt.result = fptrunc float %result to half
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%bc = bitcast half %cvt.result to i16
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%ext = zext i16 %bc to i32
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%shr = shl i32 %ext, 16
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ret i32 %shr
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}
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; GCN-LABEL: {{^}}v_mad_mixhi_f16_f16lo_f16lo_f16lo_intpack_sext:
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; GFX9: s_waitcnt
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; GFX9-NEXT: v_mad_mixlo_f16 v0, v0, v1, v2 op_sel_hi:[1,1,1]
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; GFX9-NEXT: v_lshlrev_b32_e32 v0, 16, v0
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; GFX9-NEXT: s_setpc_b64
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define i32 @v_mad_mixhi_f16_f16lo_f16lo_f16lo_intpack_sext(half %src0, half %src1, half %src2) #0 {
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%src0.ext = fpext half %src0 to float
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%src1.ext = fpext half %src1 to float
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%src2.ext = fpext half %src2 to float
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%result = tail call float @llvm.fmuladd.f32(float %src0.ext, float %src1.ext, float %src2.ext)
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%cvt.result = fptrunc float %result to half
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%bc = bitcast half %cvt.result to i16
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%ext = sext i16 %bc to i32
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%shr = shl i32 %ext, 16
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ret i32 %shr
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}
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; GCN-LABEL: {{^}}v_mad_mixhi_f16_f16lo_f16lo_f16lo_undeflo_clamp_precvt:
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; GCN: s_waitcnt
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; GFX9-NEXT: v_mad_mix_f32 v0, v0, v1, v2 op_sel_hi:[1,1,1] clamp{{$}}
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; GFX9-NEXT: v_cvt_f16_f32_sdwa v0, v0 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:DWORD
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; GFX9-NEXT: s_setpc_b64
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define <2 x half> @v_mad_mixhi_f16_f16lo_f16lo_f16lo_undeflo_clamp_precvt(half %src0, half %src1, half %src2) #0 {
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%src0.ext = fpext half %src0 to float
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%src1.ext = fpext half %src1 to float
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%src2.ext = fpext half %src2 to float
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%result = tail call float @llvm.fmuladd.f32(float %src0.ext, float %src1.ext, float %src2.ext)
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%max = call float @llvm.maxnum.f32(float %result, float 0.0)
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%clamp = call float @llvm.minnum.f32(float %max, float 1.0)
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%cvt.result = fptrunc float %clamp to half
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%vec.result = insertelement <2 x half> undef, half %cvt.result, i32 1
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ret <2 x half> %vec.result
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}
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; GCN-LABEL: {{^}}v_mad_mixhi_f16_f16lo_f16lo_f16lo_undeflo_clamp_postcvt:
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; GCN: s_waitcnt
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; GFX9-NEXT: v_mad_mixhi_f16 v0, v0, v1, v2 op_sel_hi:[1,1,1] clamp{{$}}
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; GFX9-NEXT: s_setpc_b64
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define <2 x half> @v_mad_mixhi_f16_f16lo_f16lo_f16lo_undeflo_clamp_postcvt(half %src0, half %src1, half %src2) #0 {
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%src0.ext = fpext half %src0 to float
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%src1.ext = fpext half %src1 to float
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%src2.ext = fpext half %src2 to float
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%result = tail call float @llvm.fmuladd.f32(float %src0.ext, float %src1.ext, float %src2.ext)
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%cvt.result = fptrunc float %result to half
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%max = call half @llvm.maxnum.f16(half %cvt.result, half 0.0)
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%clamp = call half @llvm.minnum.f16(half %max, half 1.0)
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%vec.result = insertelement <2 x half> undef, half %clamp, i32 1
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ret <2 x half> %vec.result
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}
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; GCN-LABEL: {{^}}v_mad_mixhi_f16_f16lo_f16lo_f16lo_undeflo_clamp_postcvt_multi_use:
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; GCN: s_waitcnt
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; GFX9-NEXT: v_mad_mixlo_f16 v3, v0, v1, v2 op_sel_hi:[1,1,1]{{$}}
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; GFX9-NEXT: global_store_short v{{\[[0-9]+:[0-9]+\]}}, v3
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; GFX9-NEXT: v_mad_mixhi_f16 v0, v0, v1, v2 op_sel_hi:[1,1,1] clamp{{$}}
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; GFX9-NEXT: s_waitcnt vmcnt(0)
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; GFX9-NEXT: s_setpc_b64
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define <2 x half> @v_mad_mixhi_f16_f16lo_f16lo_f16lo_undeflo_clamp_postcvt_multi_use(half %src0, half %src1, half %src2) #0 {
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%src0.ext = fpext half %src0 to float
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%src1.ext = fpext half %src1 to float
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%src2.ext = fpext half %src2 to float
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%result = tail call float @llvm.fmuladd.f32(float %src0.ext, float %src1.ext, float %src2.ext)
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%cvt.result = fptrunc float %result to half
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store volatile half %cvt.result, half addrspace(1)* undef
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%max = call half @llvm.maxnum.f16(half %cvt.result, half 0.0)
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%clamp = call half @llvm.minnum.f16(half %max, half 1.0)
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%vec.result = insertelement <2 x half> undef, half %clamp, i32 1
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ret <2 x half> %vec.result
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}
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declare half @llvm.minnum.f16(half, half) #1
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declare half @llvm.maxnum.f16(half, half) #1
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declare float @llvm.minnum.f32(float, float) #1
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declare float @llvm.maxnum.f32(float, float) #1
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declare float @llvm.fmuladd.f32(float, float, float) #1
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declare <2 x float> @llvm.fmuladd.v2f32(<2 x float>, <2 x float>, <2 x float>) #1
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attributes #0 = { nounwind }
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attributes #1 = { nounwind readnone speculatable }
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