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annotate test/Transforms/InstCombine/load-combine-metadata.ll @ 100:7d135dc70f03 LLVM 3.9

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LLVM 3.9
author Miyagi Mitsuki <e135756@ie.u-ryukyu.ac.jp>
date Tue, 26 Jan 2016 22:53:40 +0900
parents afa8332a0e37
children 803732b1fca8
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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1 ; RUN: opt -instcombine -S < %s | FileCheck %s
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2
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3 target datalayout = "e-m:e-p:64:64:64-i64:64-f80:128-n8:16:32:64-S128"
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5 ; CHECK-LABEL: @test_load_load_combine_metadata(
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6 ; Check that range and AA metadata is combined
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7 ; CHECK: %[[V:.*]] = load i32, i32* %0
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8 ; CHECK-SAME: !tbaa !{{[0-9]+}}
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9 ; CHECK-SAME: !range ![[RANGE:[0-9]+]]
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10 ; CHECK: store i32 %[[V]], i32* %1
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11 ; CHECK: store i32 %[[V]], i32* %2
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12 define void @test_load_load_combine_metadata(i32*, i32*, i32*) {
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13 %a = load i32, i32* %0, !tbaa !8, !range !0, !alias.scope !5, !noalias !6
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14 %b = load i32, i32* %0, !tbaa !8, !range !1
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15 store i32 %a, i32* %1
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16 store i32 %b, i32* %2
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17 ret void
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18 }
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19
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20 ; CHECK: ![[RANGE]] = !{i32 0, i32 5, i32 7, i32 9}
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21 !0 = !{ i32 0, i32 5 }
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22 !1 = !{ i32 7, i32 9 }
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23 !2 = !{!2}
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24 !3 = !{!3, !2}
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25 !4 = !{!4, !2}
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26 !5 = !{!3}
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27 !6 = !{!4}
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28 !7 = !{ !"tbaa root" }
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29 !8 = !{ !7, !7, i64 0 }