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annotate test/CodeGen/Thumb2/bfx.ll @ 77:54457678186b LLVM3.6

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LLVM 3.6
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Mon, 08 Sep 2014 22:06:00 +0900
parents 95c75e76d11b
children
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54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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1 ; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s
0
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3 define i32 @sbfx1(i32 %a) {
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4 ; CHECK: sbfx1
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5 ; CHECK: sbfx r0, r0, #7, #11
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6 %t1 = lshr i32 %a, 7
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7 %t2 = trunc i32 %t1 to i11
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8 %t3 = sext i11 %t2 to i32
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9 ret i32 %t3
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10 }
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12 define i32 @ubfx1(i32 %a) {
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13 ; CHECK: ubfx1
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14 ; CHECK: ubfx r0, r0, #7, #11
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15 %t1 = lshr i32 %a, 7
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16 %t2 = trunc i32 %t1 to i11
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17 %t3 = zext i11 %t2 to i32
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18 ret i32 %t3
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19 }
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20
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21 define i32 @ubfx2(i32 %a) {
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22 ; CHECK: ubfx2
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23 ; CHECK: ubfx r0, r0, #7, #11
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24 %t1 = lshr i32 %a, 7
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25 %t2 = and i32 %t1, 2047
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26 ret i32 %t2
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27 }
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