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annotate test/Transforms/InstCombine/2007-02-23-PhiFoldInfLoop.ll @ 147:c2174574ed3a

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LLVM 10
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Wed, 14 Aug 2019 16:55:33 +0900
parents 95c75e76d11b
children
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95c75e76d11b LLVM 3.4
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1 ; RUN: opt < %s -instcombine -S | grep ret
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2 ; PR1217
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3
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4 target datalayout = "e-p:32:32"
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5 target triple = "i686-pc-linux-gnu"
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6 %struct.termbox = type { %struct.termbox*, i32, i32, i32, i32, i32 }
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7
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8
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9 define void @ggenorien() {
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10 entry:
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11 %tmp68 = icmp eq %struct.termbox* null, null ; <i1> [#uses=1]
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12 br i1 %tmp68, label %cond_next448, label %bb80
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13
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14 bb80: ; preds = %entry
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15 ret void
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16
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17 cond_next448: ; preds = %entry
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18 br i1 false, label %bb756, label %bb595
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19
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20 bb595: ; preds = %cond_next448
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21 br label %bb609
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23 bb609: ; preds = %bb756, %bb595
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24 %termnum.6240.0 = phi i32 [ 2, %bb595 ], [ %termnum.6, %bb756 ] ; <i32> [#uses=1]
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25 %tmp755 = add i32 %termnum.6240.0, 1 ; <i32> [#uses=1]
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26 br label %bb756
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27
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28 bb756: ; preds = %bb609, %cond_next448
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29 %termnum.6 = phi i32 [ %tmp755, %bb609 ], [ 2, %cond_next448 ] ; <i32> [#uses=1]
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30 br label %bb609
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31 }