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[SLP] Test with extra argument used several times.
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llvm-svn: 295853
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@alexey-bataev
alexey-bataev committed Feb 22, 2017
1 parent 920677a commit 1aeb0e7
Showing 1 changed file with 108 additions and 0 deletions.
108 changes: 108 additions & 0 deletions llvm/test/Transforms/SLPVectorizer/X86/horizontal-list.ll
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Original file line number Diff line number Diff line change
Expand Up @@ -1439,6 +1439,114 @@ define float @extra_args(float* nocapture readonly %x, i32 %a, i32 %b) {
ret float %add4.6
}

define float @extra_args_same_several_times(float* nocapture readonly %x, i32 %a, i32 %b) {
; CHECK-LABEL: @extra_args_same_several_times(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[MUL:%.*]] = mul nsw i32 [[B:%.*]], [[A:%.*]]
; CHECK-NEXT: [[CONV:%.*]] = sitofp i32 [[MUL]] to float
; CHECK-NEXT: [[ADD:%.*]] = fadd fast float [[CONV]], 3.000000e+00
; CHECK-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds float, float* [[X:%.*]], i64 1
; CHECK-NEXT: [[ARRAYIDX3_1:%.*]] = getelementptr inbounds float, float* [[X]], i64 2
; CHECK-NEXT: [[ARRAYIDX3_2:%.*]] = getelementptr inbounds float, float* [[X]], i64 3
; CHECK-NEXT: [[ARRAYIDX3_3:%.*]] = getelementptr inbounds float, float* [[X]], i64 4
; CHECK-NEXT: [[ARRAYIDX3_4:%.*]] = getelementptr inbounds float, float* [[X]], i64 5
; CHECK-NEXT: [[ARRAYIDX3_5:%.*]] = getelementptr inbounds float, float* [[X]], i64 6
; CHECK-NEXT: [[ARRAYIDX3_6:%.*]] = getelementptr inbounds float, float* [[X]], i64 7
; CHECK-NEXT: [[TMP0:%.*]] = bitcast float* [[X]] to <8 x float>*
; CHECK-NEXT: [[TMP1:%.*]] = load <8 x float>, <8 x float>* [[TMP0]], align 4
; CHECK-NEXT: [[ADD1:%.*]] = fadd fast float undef, [[ADD]]
; CHECK-NEXT: [[ADD4:%.*]] = fadd fast float undef, [[ADD1]]
; CHECK-NEXT: [[ADD41:%.*]] = fadd fast float [[ADD4]], 5.000000e+00
; CHECK-NEXT: [[ADD5:%.*]] = fadd fast float [[ADD41]], [[CONV]]
; CHECK-NEXT: [[ADD4_1:%.*]] = fadd fast float undef, [[ADD5]]
; CHECK-NEXT: [[ADD4_11:%.*]] = fadd fast float [[ADD4_1]], 5.000000e+00
; CHECK-NEXT: [[ADD4_2:%.*]] = fadd fast float undef, [[ADD4_11]]
; CHECK-NEXT: [[ADD4_3:%.*]] = fadd fast float undef, [[ADD4_2]]
; CHECK-NEXT: [[ADD4_4:%.*]] = fadd fast float undef, [[ADD4_3]]
; CHECK-NEXT: [[ADD4_5:%.*]] = fadd fast float undef, [[ADD4_4]]
; CHECK-NEXT: [[RDX_SHUF:%.*]] = shufflevector <8 x float> [[TMP1]], <8 x float> undef, <8 x i32> <i32 4, i32 5, i32 6, i32 7, i32 undef, i32 undef, i32 undef, i32 undef>
; CHECK-NEXT: [[BIN_RDX:%.*]] = fadd fast <8 x float> [[TMP1]], [[RDX_SHUF]]
; CHECK-NEXT: [[RDX_SHUF1:%.*]] = shufflevector <8 x float> [[BIN_RDX]], <8 x float> undef, <8 x i32> <i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
; CHECK-NEXT: [[BIN_RDX2:%.*]] = fadd fast <8 x float> [[BIN_RDX]], [[RDX_SHUF1]]
; CHECK-NEXT: [[RDX_SHUF3:%.*]] = shufflevector <8 x float> [[BIN_RDX2]], <8 x float> undef, <8 x i32> <i32 1, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
; CHECK-NEXT: [[BIN_RDX4:%.*]] = fadd fast <8 x float> [[BIN_RDX2]], [[RDX_SHUF3]]
; CHECK-NEXT: [[TMP2:%.*]] = extractelement <8 x float> [[BIN_RDX4]], i32 0
; CHECK-NEXT: [[BIN_EXTRA:%.*]] = fadd fast float [[TMP2]], [[ADD]]
; CHECK-NEXT: [[BIN_EXTRA5:%.*]] = fadd fast float [[BIN_EXTRA]], 5.000000e+00
; CHECK-NEXT: [[BIN_EXTRA6:%.*]] = fadd fast float [[BIN_EXTRA5]], [[CONV]]
; CHECK-NEXT: [[ADD4_6:%.*]] = fadd fast float undef, [[ADD4_5]]
; CHECK-NEXT: ret float [[BIN_EXTRA6]]
;
; THRESHOLD-LABEL: @extra_args_same_several_times(
; THRESHOLD-NEXT: entry:
; THRESHOLD-NEXT: [[MUL:%.*]] = mul nsw i32 [[B:%.*]], [[A:%.*]]
; THRESHOLD-NEXT: [[CONV:%.*]] = sitofp i32 [[MUL]] to float
; THRESHOLD-NEXT: [[ADD:%.*]] = fadd fast float [[CONV]], 3.000000e+00
; THRESHOLD-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds float, float* [[X:%.*]], i64 1
; THRESHOLD-NEXT: [[ARRAYIDX3_1:%.*]] = getelementptr inbounds float, float* [[X]], i64 2
; THRESHOLD-NEXT: [[ARRAYIDX3_2:%.*]] = getelementptr inbounds float, float* [[X]], i64 3
; THRESHOLD-NEXT: [[ARRAYIDX3_3:%.*]] = getelementptr inbounds float, float* [[X]], i64 4
; THRESHOLD-NEXT: [[ARRAYIDX3_4:%.*]] = getelementptr inbounds float, float* [[X]], i64 5
; THRESHOLD-NEXT: [[ARRAYIDX3_5:%.*]] = getelementptr inbounds float, float* [[X]], i64 6
; THRESHOLD-NEXT: [[ARRAYIDX3_6:%.*]] = getelementptr inbounds float, float* [[X]], i64 7
; THRESHOLD-NEXT: [[TMP0:%.*]] = bitcast float* [[X]] to <8 x float>*
; THRESHOLD-NEXT: [[TMP1:%.*]] = load <8 x float>, <8 x float>* [[TMP0]], align 4
; THRESHOLD-NEXT: [[ADD1:%.*]] = fadd fast float undef, [[ADD]]
; THRESHOLD-NEXT: [[ADD4:%.*]] = fadd fast float undef, [[ADD1]]
; THRESHOLD-NEXT: [[ADD41:%.*]] = fadd fast float [[ADD4]], 5.000000e+00
; THRESHOLD-NEXT: [[ADD5:%.*]] = fadd fast float [[ADD41]], [[CONV]]
; THRESHOLD-NEXT: [[ADD4_1:%.*]] = fadd fast float undef, [[ADD5]]
; THRESHOLD-NEXT: [[ADD4_11:%.*]] = fadd fast float [[ADD4_1]], 5.000000e+00
; THRESHOLD-NEXT: [[ADD4_2:%.*]] = fadd fast float undef, [[ADD4_11]]
; THRESHOLD-NEXT: [[ADD4_3:%.*]] = fadd fast float undef, [[ADD4_2]]
; THRESHOLD-NEXT: [[ADD4_4:%.*]] = fadd fast float undef, [[ADD4_3]]
; THRESHOLD-NEXT: [[ADD4_5:%.*]] = fadd fast float undef, [[ADD4_4]]
; THRESHOLD-NEXT: [[RDX_SHUF:%.*]] = shufflevector <8 x float> [[TMP1]], <8 x float> undef, <8 x i32> <i32 4, i32 5, i32 6, i32 7, i32 undef, i32 undef, i32 undef, i32 undef>
; THRESHOLD-NEXT: [[BIN_RDX:%.*]] = fadd fast <8 x float> [[TMP1]], [[RDX_SHUF]]
; THRESHOLD-NEXT: [[RDX_SHUF1:%.*]] = shufflevector <8 x float> [[BIN_RDX]], <8 x float> undef, <8 x i32> <i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
; THRESHOLD-NEXT: [[BIN_RDX2:%.*]] = fadd fast <8 x float> [[BIN_RDX]], [[RDX_SHUF1]]
; THRESHOLD-NEXT: [[RDX_SHUF3:%.*]] = shufflevector <8 x float> [[BIN_RDX2]], <8 x float> undef, <8 x i32> <i32 1, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
; THRESHOLD-NEXT: [[BIN_RDX4:%.*]] = fadd fast <8 x float> [[BIN_RDX2]], [[RDX_SHUF3]]
; THRESHOLD-NEXT: [[TMP2:%.*]] = extractelement <8 x float> [[BIN_RDX4]], i32 0
; THRESHOLD-NEXT: [[BIN_EXTRA:%.*]] = fadd fast float [[TMP2]], [[ADD]]
; THRESHOLD-NEXT: [[BIN_EXTRA5:%.*]] = fadd fast float [[BIN_EXTRA]], 5.000000e+00
; THRESHOLD-NEXT: [[BIN_EXTRA6:%.*]] = fadd fast float [[BIN_EXTRA5]], [[CONV]]
; THRESHOLD-NEXT: [[ADD4_6:%.*]] = fadd fast float undef, [[ADD4_5]]
; THRESHOLD-NEXT: ret float [[BIN_EXTRA6]]
;
entry:
%mul = mul nsw i32 %b, %a
%conv = sitofp i32 %mul to float
%0 = load float, float* %x, align 4
%add = fadd fast float %conv, 3.000000e+00
%add1 = fadd fast float %0, %add
%arrayidx3 = getelementptr inbounds float, float* %x, i64 1
%1 = load float, float* %arrayidx3, align 4
%add4 = fadd fast float %1, %add1
%add41 = fadd fast float %add4, 5.000000e+00
%add5 = fadd fast float %add41, %conv
%arrayidx3.1 = getelementptr inbounds float, float* %x, i64 2
%2 = load float, float* %arrayidx3.1, align 4
%add4.1 = fadd fast float %2, %add5
%add4.11 = fadd fast float %add4.1, 5.000000e+00
%arrayidx3.2 = getelementptr inbounds float, float* %x, i64 3
%3 = load float, float* %arrayidx3.2, align 4
%add4.2 = fadd fast float %3, %add4.11
%arrayidx3.3 = getelementptr inbounds float, float* %x, i64 4
%4 = load float, float* %arrayidx3.3, align 4
%add4.3 = fadd fast float %4, %add4.2
%arrayidx3.4 = getelementptr inbounds float, float* %x, i64 5
%5 = load float, float* %arrayidx3.4, align 4
%add4.4 = fadd fast float %5, %add4.3
%arrayidx3.5 = getelementptr inbounds float, float* %x, i64 6
%6 = load float, float* %arrayidx3.5, align 4
%add4.5 = fadd fast float %6, %add4.4
%arrayidx3.6 = getelementptr inbounds float, float* %x, i64 7
%7 = load float, float* %arrayidx3.6, align 4
%add4.6 = fadd fast float %7, %add4.5
ret float %add4.6
}

define float @extra_args_no_replace(float* nocapture readonly %x, i32 %a, i32 %b, i32 %c) {
; CHECK-LABEL: @extra_args_no_replace(
; CHECK-NEXT: entry:
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