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annotate test/Transforms/InstCombine/apint-shift-simplify.ll @ 0:95c75e76d11b LLVM3.4

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LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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1 ; RUN: opt < %s -instcombine -S | FileCheck %s
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2
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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3 define i41 @test0(i41 %A, i41 %B, i41 %C) {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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4 %X = shl i41 %A, %C
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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5 %Y = shl i41 %B, %C
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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6 %Z = and i41 %X, %Y
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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7 ret i41 %Z
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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8 ; CHECK-LABEL: @test0(
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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9 ; CHECK-NEXT: and i41 %A, %B
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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10 ; CHECK-NEXT: shl i41
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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11 ; CHECK-NEXT: ret
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12 }
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13
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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14 define i57 @test1(i57 %A, i57 %B, i57 %C) {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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15 %X = lshr i57 %A, %C
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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16 %Y = lshr i57 %B, %C
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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17 %Z = or i57 %X, %Y
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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18 ret i57 %Z
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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19 ; CHECK-LABEL: @test1(
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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20 ; CHECK-NEXT: or i57 %A, %B
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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21 ; CHECK-NEXT: lshr i57
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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22 ; CHECK-NEXT: ret
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23 }
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24
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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25 define i49 @test2(i49 %A, i49 %B, i49 %C) {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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26 %X = ashr i49 %A, %C
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27 %Y = ashr i49 %B, %C
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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28 %Z = xor i49 %X, %Y
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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29 ret i49 %Z
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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30 ; CHECK-LABEL: @test2(
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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31 ; CHECK-NEXT: xor i49 %A, %B
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32 ; CHECK-NEXT: ashr i49
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33 ; CHECK-NEXT: ret
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34 }