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annotate test/CodeGen/AArch64/extract.ll @ 117:facf19d07cd9

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Wed, 24 Aug 2016 20:10:41 +0900
parents 54457678186b
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
1 ; RUN: llc -verify-machineinstrs -o - %s -mtriple=arm64-apple-ios7.0 | FileCheck %s
0
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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>
parents:
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3 define i64 @ror_i64(i64 %in) {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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4 ; CHECK-LABEL: ror_i64:
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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5 %left = shl i64 %in, 19
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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6 %right = lshr i64 %in, 45
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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7 %val5 = or i64 %left, %right
77
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
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8 ; CHECK: ror {{x[0-9]+}}, x0, #45
0
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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9 ret i64 %val5
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parents:
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10 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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11
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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12 define i32 @ror_i32(i32 %in) {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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13 ; CHECK-LABEL: ror_i32:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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14 %left = shl i32 %in, 9
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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15 %right = lshr i32 %in, 23
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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16 %val5 = or i32 %left, %right
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54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
diff changeset
17 ; CHECK: ror {{w[0-9]+}}, w0, #23
0
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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18 ret i32 %val5
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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19 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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20
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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21 define i32 @extr_i32(i32 %lhs, i32 %rhs) {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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22 ; CHECK-LABEL: extr_i32:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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23 %left = shl i32 %lhs, 6
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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24 %right = lshr i32 %rhs, 26
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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25 %val = or i32 %left, %right
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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26 ; Order of lhs and rhs matters here. Regalloc would have to be very odd to use
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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27 ; something other than w0 and w1.
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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28 ; CHECK: extr {{w[0-9]+}}, w0, w1, #26
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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29
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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30 ret i32 %val
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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31 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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32
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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33 define i64 @extr_i64(i64 %lhs, i64 %rhs) {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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34 ; CHECK-LABEL: extr_i64:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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35 %right = lshr i64 %rhs, 40
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parents:
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36 %left = shl i64 %lhs, 24
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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37 %val = or i64 %right, %left
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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38 ; Order of lhs and rhs matters here. Regalloc would have to be very odd to use
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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39 ; something other than w0 and w1.
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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40 ; CHECK: extr {{x[0-9]+}}, x0, x1, #40
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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41
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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42 ret i64 %val
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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43 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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44
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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45 ; Regression test: a bad experimental pattern crept into git which optimised
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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46 ; this pattern to a single EXTR.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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47 define i32 @extr_regress(i32 %a, i32 %b) {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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48 ; CHECK-LABEL: extr_regress:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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49
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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50 %sh1 = shl i32 %a, 14
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
51 %sh2 = lshr i32 %b, 14
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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52 %val = or i32 %sh2, %sh1
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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53 ; CHECK-NOT: extr {{w[0-9]+}}, {{w[0-9]+}}, {{w[0-9]+}}, #{{[0-9]+}}
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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54
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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55 ret i32 %val
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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56 ; CHECK: ret
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
57 }