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annotate test/Transforms/InstCombine/strrchr-2.ll @ 121:803732b1fca8

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LLVM 5.0
author kono
date Fri, 27 Oct 2017 17:07:41 +0900
parents afa8332a0e37
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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1 ; Test that the strrchr libcall simplifier works correctly.
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2 ;
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3 ; RUN: opt < %s -instcombine -S | FileCheck %s
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4
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5 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
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6
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7 @hello = constant [14 x i8] c"hello world\5Cn\00"
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8 @chr = global i8 zeroinitializer
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9
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10 declare i8 @strrchr(i8*, i32)
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11
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12 define void @test_nosimplify1() {
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13 ; CHECK: test_nosimplify1
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14 ; CHECK: call i8 @strrchr
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15 ; CHECK: ret void
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afa8332a0e37 LLVM 3.8
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17 %str = getelementptr [14 x i8], [14 x i8]* @hello, i32 0, i32 0
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18 %dst = call i8 @strrchr(i8* %str, i32 119)
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19 store i8 %dst, i8* @chr
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20 ret void
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21 }