54 lines
2.4 KiB
LLVM
54 lines
2.4 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -S -slp-vectorizer -instcombine -pass-remarks-output=%t | FileCheck %s
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; RUN: cat %t | FileCheck -check-prefix=REMARK %s
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; RUN: opt < %s -S -passes='slp-vectorizer,instcombine' -pass-remarks-output=%t | FileCheck %s
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; RUN: cat %t | FileCheck -check-prefix=REMARK %s
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target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
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target triple = "aarch64--linux-gnu"
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; REMARK-LABEL: Function: gather_multiple_use
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; REMARK: Args:
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; REMARK-NEXT: - String: 'Vectorized horizontal reduction with cost '
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; REMARK-NEXT: - Cost: '-7'
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;
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define internal i32 @gather_multiple_use(i32 %a, i32 %b, i32 %c, i32 %d) {
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; CHECK-LABEL: @gather_multiple_use(
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; CHECK-NEXT: [[TMP1:%.*]] = insertelement <4 x i32> undef, i32 [[C:%.*]], i32 0
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; CHECK-NEXT: [[TMP2:%.*]] = insertelement <4 x i32> [[TMP1]], i32 [[A:%.*]], i32 1
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; CHECK-NEXT: [[TMP3:%.*]] = insertelement <4 x i32> [[TMP2]], i32 [[B:%.*]], i32 2
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; CHECK-NEXT: [[TMP4:%.*]] = insertelement <4 x i32> [[TMP3]], i32 [[D:%.*]], i32 3
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; CHECK-NEXT: [[TMP5:%.*]] = lshr <4 x i32> [[TMP4]], <i32 15, i32 15, i32 15, i32 15>
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; CHECK-NEXT: [[TMP6:%.*]] = and <4 x i32> [[TMP5]], <i32 65537, i32 65537, i32 65537, i32 65537>
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; CHECK-NEXT: [[TMP7:%.*]] = mul nuw <4 x i32> [[TMP6]], <i32 65535, i32 65535, i32 65535, i32 65535>
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; CHECK-NEXT: [[TMP8:%.*]] = add <4 x i32> [[TMP7]], [[TMP4]]
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; CHECK-NEXT: [[TMP9:%.*]] = xor <4 x i32> [[TMP8]], [[TMP7]]
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; CHECK-NEXT: [[TMP10:%.*]] = call i32 @llvm.experimental.vector.reduce.add.v4i32(<4 x i32> [[TMP9]])
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; CHECK-NEXT: ret i32 [[TMP10]]
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;
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%tmp00 = lshr i32 %a, 15
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%tmp01 = and i32 %tmp00, 65537
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%tmp02 = mul nuw i32 %tmp01, 65535
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%tmp03 = add i32 %tmp02, %a
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%tmp04 = xor i32 %tmp03, %tmp02
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%tmp05 = lshr i32 %c, 15
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%tmp06 = and i32 %tmp05, 65537
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%tmp07 = mul nuw i32 %tmp06, 65535
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%tmp08 = add i32 %tmp07, %c
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%tmp09 = xor i32 %tmp08, %tmp07
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%tmp10 = lshr i32 %b, 15
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%tmp11 = and i32 %tmp10, 65537
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%tmp12 = mul nuw i32 %tmp11, 65535
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%tmp13 = add i32 %tmp12, %b
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%tmp14 = xor i32 %tmp13, %tmp12
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%tmp15 = lshr i32 %d, 15
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%tmp16 = and i32 %tmp15, 65537
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%tmp17 = mul nuw i32 %tmp16, 65535
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%tmp18 = add i32 %tmp17, %d
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%tmp19 = xor i32 %tmp18, %tmp17
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%tmp20 = add i32 %tmp09, %tmp04
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%tmp21 = add i32 %tmp20, %tmp14
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%tmp22 = add i32 %tmp21, %tmp19
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ret i32 %tmp22
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}
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