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annotate test/CodeGen/Thumb2/bfi.ll @ 128:c347d3398279 default tip

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fix
author mir3636
date Wed, 06 Dec 2017 14:37:17 +0900
parents afa8332a0e37
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
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1 ; RUN: llc -mtriple=thumb-eabi -mattr=+v6t2 %s -o - | FileCheck %s
0
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2
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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3 %struct.F = type { [3 x i8], i8 }
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4
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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5 @X = common global %struct.F zeroinitializer, align 4 ; <%struct.F*> [#uses=1]
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6
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7 define void @f1([1 x i32] %f.coerce0) nounwind {
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8 entry:
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9 ; CHECK: f1
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10 ; CHECK: movs r2, #10
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11 ; CHECK: bfi r1, r2, #22, #4
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afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 77
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12 %0 = load i32, i32* bitcast (%struct.F* @X to i32*), align 4 ; <i32> [#uses=1]
0
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13 %1 = and i32 %0, -62914561 ; <i32> [#uses=1]
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14 %2 = or i32 %1, 41943040 ; <i32> [#uses=1]
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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15 store i32 %2, i32* bitcast (%struct.F* @X to i32*), align 4
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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16 ret void
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17 }
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18
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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19 define i32 @f2(i32 %A, i32 %B) nounwind readnone optsize {
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20 entry:
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21 ; CHECK: f2
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22 ; CHECK: lsrs r1, r1, #7
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23 ; CHECK: bfi r0, r1, #7, #16
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24 %and = and i32 %A, -8388481 ; <i32> [#uses=1]
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25 %and2 = and i32 %B, 8388480 ; <i32> [#uses=1]
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26 %or = or i32 %and2, %and ; <i32> [#uses=1]
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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27 ret i32 %or
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28 }
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29
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30 define i32 @f3(i32 %A, i32 %B) nounwind readnone optsize {
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31 entry:
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32 ; CHECK: f3
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33 ; CHECK: lsrs {{.*}}, #7
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34 ; CHECK: bfi {{.*}}, #7, #16
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35 %and = and i32 %A, 8388480 ; <i32> [#uses=1]
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36 %and2 = and i32 %B, -8388481 ; <i32> [#uses=1]
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37 %or = or i32 %and2, %and ; <i32> [#uses=1]
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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38 ret i32 %or
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39 }
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40
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41 ; rdar://8752056
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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42 define i32 @f4(i32 %a) nounwind {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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43 ; CHECK: f4
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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44 ; CHECK: movw [[R1:r[0-9]+]], #3137
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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45 ; CHECK: bfi [[R1]], {{.*}}, #15, #5
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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46 %1 = shl i32 %a, 15
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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47 %ins7 = and i32 %1, 1015808
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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48 %ins12 = or i32 %ins7, 3137
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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49 ret i32 %ins12
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50 }
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51
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52 ; rdar://9177502
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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53 define i32 @f5(i32 %a, i32 %b) nounwind readnone {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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54 entry:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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55 ; CHECK: f5
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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56 ; CHECK-NOT: bfi r0, r2, #0, #1
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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57 %and = and i32 %a, 2
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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58 %b.masked = and i32 %b, -2
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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59 %and3 = or i32 %b.masked, %and
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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60 ret i32 %and3
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61 }