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annotate llvm/test/Transforms/CodeGenPrepare/X86/invariant.group.ll @ 173:0572611fdcc8 llvm10 llvm12

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reorgnization done
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 11:55:54 +0900
parents 1d019706d866
children 1f2b6ac9f198
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1 ; RUN: opt -codegenprepare -S -mtriple=x86_64 < %s | FileCheck %s
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2
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3 @tmp = global i8 0
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4
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5 ; CHECK-LABEL: define void @foo() {
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6 define void @foo() {
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7 enter:
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8 ; CHECK-NOT: !invariant.group
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9 ; CHECK-NOT: @llvm.launder.invariant.group.p0i8(
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10 ; CHECK: %val = load i8, i8* @tmp, align 1{{$}}
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11 %val = load i8, i8* @tmp, !invariant.group !0
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12 %ptr = call i8* @llvm.launder.invariant.group.p0i8(i8* @tmp)
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13
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14 ; CHECK: store i8 42, i8* @tmp, align 1{{$}}
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15 store i8 42, i8* %ptr, !invariant.group !0
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16
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17 ret void
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18 }
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19 ; CHECK-LABEL: }
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20
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21 ; CHECK-LABEL: define void @foo2() {
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22 define void @foo2() {
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23 enter:
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24 ; CHECK-NOT: !invariant.group
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25 ; CHECK-NOT: @llvm.strip.invariant.group.p0i8(
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26 ; CHECK: %val = load i8, i8* @tmp, align 1{{$}}
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27 %val = load i8, i8* @tmp, !invariant.group !0
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28 %ptr = call i8* @llvm.strip.invariant.group.p0i8(i8* @tmp)
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29
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30 ; CHECK: store i8 42, i8* @tmp, align 1{{$}}
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31 store i8 42, i8* %ptr, !invariant.group !0
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32
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33 ret void
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34 }
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35 ; CHECK-LABEL: }
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36
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37
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38 declare i8* @llvm.launder.invariant.group.p0i8(i8*)
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39 declare i8* @llvm.strip.invariant.group.p0i8(i8*)
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40 !0 = !{}