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annotate test/CodeGen/AArch64/xbfiz.ll @ 100:7d135dc70f03 LLVM 3.9

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LLVM 3.9
author Miyagi Mitsuki <e135756@ie.u-ryukyu.ac.jp>
date Tue, 26 Jan 2016 22:53:40 +0900
parents afa8332a0e37
children
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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1 ; RUN: llc -mtriple=arm64-apple-ios < %s | FileCheck %s
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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2
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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3 define i64 @sbfiz64(i64 %v) {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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4 ; CHECK-LABEL: sbfiz64:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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5 ; CHECK: sbfiz x0, x0, #1, #16
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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6 %shl = shl i64 %v, 48
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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7 %shr = ashr i64 %shl, 47
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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8 ret i64 %shr
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9 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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10
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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11 define i32 @sbfiz32(i32 %v) {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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12 ; CHECK-LABEL: sbfiz32:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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13 ; CHECK: sbfiz w0, w0, #1, #14
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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14 %shl = shl i32 %v, 18
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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15 %shr = ashr i32 %shl, 17
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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16 ret i32 %shr
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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17 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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18
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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19 define i64 @ubfiz64(i64 %v) {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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20 ; CHECK-LABEL: ubfiz64:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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21 ; CHECK: ubfiz x0, x0, #36, #11
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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22 %shl = shl i64 %v, 53
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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23 %shr = lshr i64 %shl, 17
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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24 ret i64 %shr
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25 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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26
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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27 define i32 @ubfiz32(i32 %v) {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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28 ; CHECK-LABEL: ubfiz32:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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29 ; CHECK: ubfiz w0, w0, #6, #24
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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30 %shl = shl i32 %v, 8
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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31 %shr = lshr i32 %shl, 2
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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32 ret i32 %shr
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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33 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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34
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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35 define i64 @ubfiz64and(i64 %v) {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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36 ; CHECK-LABEL: ubfiz64and:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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37 ; CHECK: ubfiz x0, x0, #36, #11
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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38 %shl = shl i64 %v, 36
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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39 %and = and i64 %shl, 140668768878592
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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40 ret i64 %and
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41 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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42
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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43 define i32 @ubfiz32and(i32 %v) {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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44 ; CHECK-LABEL: ubfiz32and:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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45 ; CHECK: ubfiz w0, w0, #6, #24
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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46 %shl = shl i32 %v, 6
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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47 %and = and i32 %shl, 1073741760
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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48 ret i32 %and
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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49 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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50
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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51 ; Check that we don't generate a ubfiz if the lsl has more than one
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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52 ; use, since we'd just be replacing an and with a ubfiz.
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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53 define i32 @noubfiz32(i32 %v) {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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54 ; CHECK-LABEL: noubfiz32:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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55 ; CHECK: lsl w[[REG1:[0-9]+]], w0, #6
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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56 ; CHECK: and w[[REG2:[0-9]+]], w[[REG1]], #0x3fffffc0
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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57 ; CHECK: add w0, w[[REG1]], w[[REG2]]
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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58 ; CHECK: ret
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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59 %shl = shl i32 %v, 6
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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60 %and = and i32 %shl, 1073741760
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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61 %add = add i32 %shl, %and
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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62 ret i32 %add
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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63 }