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[SLP][AArch64] Add SLP vectorizer tests for XOR and AND reductions. NFC

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These regression tests show missed SLP vectorization opportunities,
which will be fixed in a future commit (see:
https://reviews.llvm.org/D104538).

Differential Revision: https://reviews.llvm.org/D104708
This commit is contained in:
Rosie Sumpter 2021-06-22 13:18:26 +01:00
parent 0966169859
commit 96972f2a2c
2 changed files with 220 additions and 0 deletions
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111
test/Transforms/SLPVectorizer/AArch64/slp-and-reduction.ll Normal file
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -S -mtriple=aarch64 -slp-vectorizer | FileCheck %s
%struct.buf = type { [8 x i8] }
define i8 @reduce_and(%struct.buf* %a, %struct.buf* %b) {
; CHECK-LABEL: @reduce_and(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_BUF:%.*]], %struct.buf* [[A:%.*]], i64 0, i32 0, i64 0
; CHECK-NEXT: [[TMP0:%.*]] = load i8, i8* [[ARRAYIDX]], align 1
; CHECK-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[B:%.*]], i64 0, i32 0, i64 0
; CHECK-NEXT: [[TMP1:%.*]] = load i8, i8* [[ARRAYIDX3]], align 1
; CHECK-NEXT: [[XOR12:%.*]] = xor i8 [[TMP1]], [[TMP0]]
; CHECK-NEXT: [[AND13:%.*]] = and i8 [[XOR12]], 1
; CHECK-NEXT: [[ARRAYIDX_1:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[A]], i64 0, i32 0, i64 1
; CHECK-NEXT: [[TMP2:%.*]] = load i8, i8* [[ARRAYIDX_1]], align 1
; CHECK-NEXT: [[ARRAYIDX3_1:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[B]], i64 0, i32 0, i64 1
; CHECK-NEXT: [[TMP3:%.*]] = load i8, i8* [[ARRAYIDX3_1]], align 1
; CHECK-NEXT: [[XOR12_1:%.*]] = xor i8 [[TMP3]], [[TMP2]]
; CHECK-NEXT: [[AND13_1:%.*]] = and i8 [[XOR12_1]], [[AND13]]
; CHECK-NEXT: [[ARRAYIDX_2:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[A]], i64 0, i32 0, i64 2
; CHECK-NEXT: [[TMP4:%.*]] = load i8, i8* [[ARRAYIDX_2]], align 1
; CHECK-NEXT: [[ARRAYIDX3_2:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[B]], i64 0, i32 0, i64 2
; CHECK-NEXT: [[TMP5:%.*]] = load i8, i8* [[ARRAYIDX3_2]], align 1
; CHECK-NEXT: [[XOR12_2:%.*]] = xor i8 [[TMP5]], [[TMP4]]
; CHECK-NEXT: [[AND13_2:%.*]] = and i8 [[XOR12_2]], [[AND13_1]]
; CHECK-NEXT: [[ARRAYIDX_3:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[A]], i64 0, i32 0, i64 3
; CHECK-NEXT: [[TMP6:%.*]] = load i8, i8* [[ARRAYIDX_3]], align 1
; CHECK-NEXT: [[ARRAYIDX3_3:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[B]], i64 0, i32 0, i64 3
; CHECK-NEXT: [[TMP7:%.*]] = load i8, i8* [[ARRAYIDX3_3]], align 1
; CHECK-NEXT: [[XOR12_3:%.*]] = xor i8 [[TMP7]], [[TMP6]]
; CHECK-NEXT: [[AND13_3:%.*]] = and i8 [[XOR12_3]], [[AND13_2]]
; CHECK-NEXT: [[ARRAYIDX_4:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[A]], i64 0, i32 0, i64 4
; CHECK-NEXT: [[TMP8:%.*]] = load i8, i8* [[ARRAYIDX_4]], align 1
; CHECK-NEXT: [[ARRAYIDX3_4:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[B]], i64 0, i32 0, i64 4
; CHECK-NEXT: [[TMP9:%.*]] = load i8, i8* [[ARRAYIDX3_4]], align 1
; CHECK-NEXT: [[XOR12_4:%.*]] = xor i8 [[TMP9]], [[TMP8]]
; CHECK-NEXT: [[AND13_4:%.*]] = and i8 [[XOR12_4]], [[AND13_3]]
; CHECK-NEXT: [[ARRAYIDX_5:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[A]], i64 0, i32 0, i64 5
; CHECK-NEXT: [[TMP10:%.*]] = load i8, i8* [[ARRAYIDX_5]], align 1
; CHECK-NEXT: [[ARRAYIDX3_5:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[B]], i64 0, i32 0, i64 5
; CHECK-NEXT: [[TMP11:%.*]] = load i8, i8* [[ARRAYIDX3_5]], align 1
; CHECK-NEXT: [[XOR12_5:%.*]] = xor i8 [[TMP11]], [[TMP10]]
; CHECK-NEXT: [[AND13_5:%.*]] = and i8 [[XOR12_5]], [[AND13_4]]
; CHECK-NEXT: [[ARRAYIDX_6:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[A]], i64 0, i32 0, i64 6
; CHECK-NEXT: [[TMP12:%.*]] = load i8, i8* [[ARRAYIDX_6]], align 1
; CHECK-NEXT: [[ARRAYIDX3_6:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[B]], i64 0, i32 0, i64 6
; CHECK-NEXT: [[TMP13:%.*]] = load i8, i8* [[ARRAYIDX3_6]], align 1
; CHECK-NEXT: [[XOR12_6:%.*]] = xor i8 [[TMP13]], [[TMP12]]
; CHECK-NEXT: [[AND13_6:%.*]] = and i8 [[XOR12_6]], [[AND13_5]]
; CHECK-NEXT: [[ARRAYIDX_7:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[A]], i64 0, i32 0, i64 7
; CHECK-NEXT: [[TMP14:%.*]] = load i8, i8* [[ARRAYIDX_7]], align 1
; CHECK-NEXT: [[ARRAYIDX3_7:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[B]], i64 0, i32 0, i64 7
; CHECK-NEXT: [[TMP15:%.*]] = load i8, i8* [[ARRAYIDX3_7]], align 1
; CHECK-NEXT: [[XOR12_7:%.*]] = xor i8 [[TMP15]], [[TMP14]]
; CHECK-NEXT: [[AND13_7:%.*]] = and i8 [[XOR12_7]], [[AND13_6]]
; CHECK-NEXT: ret i8 [[AND13_7]]
;
entry:
%arrayidx = getelementptr inbounds %struct.buf, %struct.buf* %a, i64 0, i32 0, i64 0
%0 = load i8, i8* %arrayidx, align 1
%arrayidx3 = getelementptr inbounds %struct.buf, %struct.buf* %b, i64 0, i32 0, i64 0
%1 = load i8, i8* %arrayidx3, align 1
%xor12 = xor i8 %1, %0
%and13 = and i8 %xor12, 1
%arrayidx.1 = getelementptr inbounds %struct.buf, %struct.buf* %a, i64 0, i32 0, i64 1
%2 = load i8, i8* %arrayidx.1, align 1
%arrayidx3.1 = getelementptr inbounds %struct.buf, %struct.buf* %b, i64 0, i32 0, i64 1
%3 = load i8, i8* %arrayidx3.1, align 1
%xor12.1 = xor i8 %3, %2
%and13.1 = and i8 %xor12.1, %and13
%arrayidx.2 = getelementptr inbounds %struct.buf, %struct.buf* %a, i64 0, i32 0, i64 2
%4 = load i8, i8* %arrayidx.2, align 1
%arrayidx3.2 = getelementptr inbounds %struct.buf, %struct.buf* %b, i64 0, i32 0, i64 2
%5 = load i8, i8* %arrayidx3.2, align 1
%xor12.2 = xor i8 %5, %4
%and13.2 = and i8 %xor12.2, %and13.1
%arrayidx.3 = getelementptr inbounds %struct.buf, %struct.buf* %a, i64 0, i32 0, i64 3
%6 = load i8, i8* %arrayidx.3, align 1
%arrayidx3.3 = getelementptr inbounds %struct.buf, %struct.buf* %b, i64 0, i32 0, i64 3
%7 = load i8, i8* %arrayidx3.3, align 1
%xor12.3 = xor i8 %7, %6
%and13.3 = and i8 %xor12.3, %and13.2
%arrayidx.4 = getelementptr inbounds %struct.buf, %struct.buf* %a, i64 0, i32 0, i64 4
%8 = load i8, i8* %arrayidx.4, align 1
%arrayidx3.4 = getelementptr inbounds %struct.buf, %struct.buf* %b, i64 0, i32 0, i64 4
%9 = load i8, i8* %arrayidx3.4, align 1
%xor12.4 = xor i8 %9, %8
%and13.4 = and i8 %xor12.4, %and13.3
%arrayidx.5 = getelementptr inbounds %struct.buf, %struct.buf* %a, i64 0, i32 0, i64 5
%10 = load i8, i8* %arrayidx.5, align 1
%arrayidx3.5 = getelementptr inbounds %struct.buf, %struct.buf* %b, i64 0, i32 0, i64 5
%11 = load i8, i8* %arrayidx3.5, align 1
%xor12.5 = xor i8 %11, %10
%and13.5 = and i8 %xor12.5, %and13.4
%arrayidx.6 = getelementptr inbounds %struct.buf, %struct.buf* %a, i64 0, i32 0, i64 6
%12 = load i8, i8* %arrayidx.6, align 1
%arrayidx3.6 = getelementptr inbounds %struct.buf, %struct.buf* %b, i64 0, i32 0, i64 6
%13 = load i8, i8* %arrayidx3.6, align 1
%xor12.6 = xor i8 %13, %12
%and13.6 = and i8 %xor12.6, %and13.5
%arrayidx.7 = getelementptr inbounds %struct.buf, %struct.buf* %a, i64 0, i32 0, i64 7
%14 = load i8, i8* %arrayidx.7, align 1
%arrayidx3.7 = getelementptr inbounds %struct.buf, %struct.buf* %b, i64 0, i32 0, i64 7
%15 = load i8, i8* %arrayidx3.7, align 1
%xor12.7 = xor i8 %15, %14
%and13.7 = and i8 %xor12.7, %and13.6
ret i8 %and13.7
}

109
test/Transforms/SLPVectorizer/AArch64/slp-xor-reduction.ll Normal file
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@ -0,0 +1,109 @@
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -S -mtriple=aarch64 -slp-vectorizer | FileCheck %s
%struct.buf = type { [8 x i8] }
define i8 @reduce_xor(%struct.buf* %a, %struct.buf* %b) {
; CHECK-LABEL: @reduce_xor(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_BUF:%.*]], %struct.buf* [[A:%.*]], i64 0, i32 0, i64 0
; CHECK-NEXT: [[TMP0:%.*]] = load i8, i8* [[ARRAYIDX]], align 1
; CHECK-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[B:%.*]], i64 0, i32 0, i64 0
; CHECK-NEXT: [[TMP1:%.*]] = load i8, i8* [[ARRAYIDX3]], align 1
; CHECK-NEXT: [[AND12:%.*]] = and i8 [[TMP1]], [[TMP0]]
; CHECK-NEXT: [[ARRAYIDX_1:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[A]], i64 0, i32 0, i64 1
; CHECK-NEXT: [[TMP2:%.*]] = load i8, i8* [[ARRAYIDX_1]], align 1
; CHECK-NEXT: [[ARRAYIDX3_1:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[B]], i64 0, i32 0, i64 1
; CHECK-NEXT: [[TMP3:%.*]] = load i8, i8* [[ARRAYIDX3_1]], align 1
; CHECK-NEXT: [[AND12_1:%.*]] = and i8 [[TMP3]], [[TMP2]]
; CHECK-NEXT: [[TMP4:%.*]] = xor i8 [[AND12]], [[AND12_1]]
; CHECK-NEXT: [[ARRAYIDX_2:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[A]], i64 0, i32 0, i64 2
; CHECK-NEXT: [[TMP5:%.*]] = load i8, i8* [[ARRAYIDX_2]], align 1
; CHECK-NEXT: [[ARRAYIDX3_2:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[B]], i64 0, i32 0, i64 2
; CHECK-NEXT: [[TMP6:%.*]] = load i8, i8* [[ARRAYIDX3_2]], align 1
; CHECK-NEXT: [[AND12_2:%.*]] = and i8 [[TMP6]], [[TMP5]]
; CHECK-NEXT: [[TMP7:%.*]] = xor i8 [[TMP4]], [[AND12_2]]
; CHECK-NEXT: [[ARRAYIDX_3:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[A]], i64 0, i32 0, i64 3
; CHECK-NEXT: [[TMP8:%.*]] = load i8, i8* [[ARRAYIDX_3]], align 1
; CHECK-NEXT: [[ARRAYIDX3_3:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[B]], i64 0, i32 0, i64 3
; CHECK-NEXT: [[TMP9:%.*]] = load i8, i8* [[ARRAYIDX3_3]], align 1
; CHECK-NEXT: [[AND12_3:%.*]] = and i8 [[TMP9]], [[TMP8]]
; CHECK-NEXT: [[TMP10:%.*]] = xor i8 [[TMP7]], [[AND12_3]]
; CHECK-NEXT: [[ARRAYIDX_4:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[A]], i64 0, i32 0, i64 4
; CHECK-NEXT: [[TMP11:%.*]] = load i8, i8* [[ARRAYIDX_4]], align 1
; CHECK-NEXT: [[ARRAYIDX3_4:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[B]], i64 0, i32 0, i64 4
; CHECK-NEXT: [[TMP12:%.*]] = load i8, i8* [[ARRAYIDX3_4]], align 1
; CHECK-NEXT: [[AND12_4:%.*]] = and i8 [[TMP12]], [[TMP11]]
; CHECK-NEXT: [[TMP13:%.*]] = xor i8 [[TMP10]], [[AND12_4]]
; CHECK-NEXT: [[ARRAYIDX_5:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[A]], i64 0, i32 0, i64 5
; CHECK-NEXT: [[TMP14:%.*]] = load i8, i8* [[ARRAYIDX_5]], align 1
; CHECK-NEXT: [[ARRAYIDX3_5:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[B]], i64 0, i32 0, i64 5
; CHECK-NEXT: [[TMP15:%.*]] = load i8, i8* [[ARRAYIDX3_5]], align 1
; CHECK-NEXT: [[AND12_5:%.*]] = and i8 [[TMP15]], [[TMP14]]
; CHECK-NEXT: [[TMP16:%.*]] = xor i8 [[TMP13]], [[AND12_5]]
; CHECK-NEXT: [[ARRAYIDX_6:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[A]], i64 0, i32 0, i64 6
; CHECK-NEXT: [[TMP17:%.*]] = load i8, i8* [[ARRAYIDX_6]], align 1
; CHECK-NEXT: [[ARRAYIDX3_6:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[B]], i64 0, i32 0, i64 6
; CHECK-NEXT: [[TMP18:%.*]] = load i8, i8* [[ARRAYIDX3_6]], align 1
; CHECK-NEXT: [[AND12_6:%.*]] = and i8 [[TMP18]], [[TMP17]]
; CHECK-NEXT: [[TMP19:%.*]] = xor i8 [[TMP16]], [[AND12_6]]
; CHECK-NEXT: [[ARRAYIDX_7:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[A]], i64 0, i32 0, i64 7
; CHECK-NEXT: [[TMP20:%.*]] = load i8, i8* [[ARRAYIDX_7]], align 1
; CHECK-NEXT: [[ARRAYIDX3_7:%.*]] = getelementptr inbounds [[STRUCT_BUF]], %struct.buf* [[B]], i64 0, i32 0, i64 7
; CHECK-NEXT: [[TMP21:%.*]] = load i8, i8* [[ARRAYIDX3_7]], align 1
; CHECK-NEXT: [[AND12_7:%.*]] = and i8 [[TMP21]], [[TMP20]]
; CHECK-NEXT: [[TMP22:%.*]] = xor i8 [[TMP19]], [[AND12_7]]
; CHECK-NEXT: [[XOR13_7:%.*]] = xor i8 [[TMP22]], 1
; CHECK-NEXT: ret i8 [[XOR13_7]]
;
entry:
%arrayidx = getelementptr inbounds %struct.buf, %struct.buf* %a, i64 0, i32 0, i64 0
%0 = load i8, i8* %arrayidx, align 1
%arrayidx3 = getelementptr inbounds %struct.buf, %struct.buf* %b, i64 0, i32 0, i64 0
%1 = load i8, i8* %arrayidx3, align 1
%and12 = and i8 %1, %0
%arrayidx.1 = getelementptr inbounds %struct.buf, %struct.buf* %a, i64 0, i32 0, i64 1
%2 = load i8, i8* %arrayidx.1, align 1
%arrayidx3.1 = getelementptr inbounds %struct.buf, %struct.buf* %b, i64 0, i32 0, i64 1
%3 = load i8, i8* %arrayidx3.1, align 1
%and12.1 = and i8 %3, %2
%4 = xor i8 %and12, %and12.1
%arrayidx.2 = getelementptr inbounds %struct.buf, %struct.buf* %a, i64 0, i32 0, i64 2
%5 = load i8, i8* %arrayidx.2, align 1
%arrayidx3.2 = getelementptr inbounds %struct.buf, %struct.buf* %b, i64 0, i32 0, i64 2
%6 = load i8, i8* %arrayidx3.2, align 1
%and12.2 = and i8 %6, %5
%7 = xor i8 %4, %and12.2
%arrayidx.3 = getelementptr inbounds %struct.buf, %struct.buf* %a, i64 0, i32 0, i64 3
%8 = load i8, i8* %arrayidx.3, align 1
%arrayidx3.3 = getelementptr inbounds %struct.buf, %struct.buf* %b, i64 0, i32 0, i64 3
%9 = load i8, i8* %arrayidx3.3, align 1
%and12.3 = and i8 %9, %8
%10 = xor i8 %7, %and12.3
%arrayidx.4 = getelementptr inbounds %struct.buf, %struct.buf* %a, i64 0, i32 0, i64 4
%11 = load i8, i8* %arrayidx.4, align 1
%arrayidx3.4 = getelementptr inbounds %struct.buf, %struct.buf* %b, i64 0, i32 0, i64 4
%12 = load i8, i8* %arrayidx3.4, align 1
%and12.4 = and i8 %12, %11
%13 = xor i8 %10, %and12.4
%arrayidx.5 = getelementptr inbounds %struct.buf, %struct.buf* %a, i64 0, i32 0, i64 5
%14 = load i8, i8* %arrayidx.5, align 1
%arrayidx3.5 = getelementptr inbounds %struct.buf, %struct.buf* %b, i64 0, i32 0, i64 5
%15 = load i8, i8* %arrayidx3.5, align 1
%and12.5 = and i8 %15, %14
%16 = xor i8 %13, %and12.5
%arrayidx.6 = getelementptr inbounds %struct.buf, %struct.buf* %a, i64 0, i32 0, i64 6
%17 = load i8, i8* %arrayidx.6, align 1
%arrayidx3.6 = getelementptr inbounds %struct.buf, %struct.buf* %b, i64 0, i32 0, i64 6
%18 = load i8, i8* %arrayidx3.6, align 1
%and12.6 = and i8 %18, %17
%19 = xor i8 %16, %and12.6
%arrayidx.7 = getelementptr inbounds %struct.buf, %struct.buf* %a, i64 0, i32 0, i64 7
%20 = load i8, i8* %arrayidx.7, align 1
%arrayidx3.7 = getelementptr inbounds %struct.buf, %struct.buf* %b, i64 0, i32 0, i64 7
%21 = load i8, i8* %arrayidx3.7, align 1
%and12.7 = and i8 %21, %20
%22 = xor i8 %19, %and12.7
%xor13.7 = xor i8 %22, 1
ret i8 %xor13.7
}