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[SLP] Add a test for PR32086, NFC. 

llvm-svn: 314137
This commit is contained in:
Alexey Bataev 2017-09-25 19:12:59 +00:00
parent 7e604deca9
commit b3aec7a636
1 changed files with 32 additions and 0 deletions
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32
llvm/test/Transforms/SLPVectorizer/X86/PR32086.ll Normal file
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -slp-vectorizer -slp-vectorize-hor -slp-vectorize-hor-store -S < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=bdver2 | FileCheck %s
define void @i64_simplified(i64* noalias %st, i64* noalias %ld) {
; CHECK-LABEL: @i64_simplified(
; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr inbounds i64, i64* [[LD:%.*]], i64 1
; CHECK-NEXT: [[T0:%.*]] = load i64, i64* [[LD]], align 8
; CHECK-NEXT: [[T1:%.*]] = load i64, i64* [[ARRAYIDX1]], align 8
; CHECK-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds i64, i64* [[ST:%.*]], i64 1
; CHECK-NEXT: [[ARRAYIDX4:%.*]] = getelementptr inbounds i64, i64* [[ST]], i64 2
; CHECK-NEXT: [[ARRAYIDX5:%.*]] = getelementptr inbounds i64, i64* [[ST]], i64 3
; CHECK-NEXT: store i64 [[T0]], i64* [[ST]], align 8
; CHECK-NEXT: store i64 [[T1]], i64* [[ARRAYIDX3]], align 8
; CHECK-NEXT: store i64 [[T0]], i64* [[ARRAYIDX4]], align 8
; CHECK-NEXT: store i64 [[T1]], i64* [[ARRAYIDX5]], align 8
; CHECK-NEXT: ret void
;
%arrayidx1 = getelementptr inbounds i64, i64* %ld, i64 1
%t0 = load i64, i64* %ld, align 8
%t1 = load i64, i64* %arrayidx1, align 8
%arrayidx3 = getelementptr inbounds i64, i64* %st, i64 1
%arrayidx4 = getelementptr inbounds i64, i64* %st, i64 2
%arrayidx5 = getelementptr inbounds i64, i64* %st, i64 3
store i64 %t0, i64* %st, align 8
store i64 %t1, i64* %arrayidx3, align 8
store i64 %t0, i64* %arrayidx4, align 8
store i64 %t1, i64* %arrayidx5, align 8
ret void
}