Mercurial > hg > CbC > CbC_llvm

annotate test/Verifier/align-md.ll @ 146:3fc4d5c3e21e

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set tail call flag for code segment in CGCAll
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Sun, 23 Dec 2018 19:23:36 +0900
parents afa8332a0e37
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 ; RUN: not llvm-as < %s -o /dev/null 2>&1 | FileCheck %s
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2
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3 declare i8* @foo()
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4
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5 define void @f1() {
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6 entry:
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7 call i8* @foo(), !align !{i64 2}
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8 ret void
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9 }
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10 ; CHECK: align applies only to load instructions
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11 ; CHECK-NEXT: call i8* @foo()
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12
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13 define i8 @f2(i8* %x) {
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14 entry:
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15 %y = load i8, i8* %x, !align !{i64 2}
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16 ret i8 %y
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17 }
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18 ; CHECK: align applies only to pointer types
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19 ; CHECK-NEXT: load i8, i8* %x
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20
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21 define i8* @f3(i8** %x) {
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22 entry:
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23 %y = load i8*, i8** %x, !align !{}
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24 ret i8* %y
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25 }
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26 ; CHECK: align takes one operand
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27 ; CHECK-NEXT: load i8*, i8** %x
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28
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29 define i8* @f4(i8** %x) {
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30 entry:
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31 %y = load i8*, i8** %x, !align !{!"str"}
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32 ret i8* %y
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33 }
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34 ; CHECK: align metadata value must be an i64!
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35 ; CHECK-NEXT: load i8*, i8** %x
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36
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37 define i8* @f5(i8** %x) {
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38 entry:
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39 %y = load i8*, i8** %x, !align !{i32 2}
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40 ret i8* %y
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41 }
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42 ; CHECK: align metadata value must be an i64!
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43 ; CHECK-NEXT: load i8*, i8** %x
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44
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45 define i8* @f6(i8** %x) {
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46 entry:
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47 %y = load i8*, i8** %x, !align !{i64 3}
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48 ret i8* %y
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49 }
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50 ; CHECK: align metadata value must be a power of 2!
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51 ; CHECK-NEXT: load i8*, i8** %x
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52
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53 define i8* @f7(i8** %x) {
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54 entry:
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55 %y = load i8*, i8** %x, !align !{i64 1073741824}
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56 ret i8* %y
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57 }
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58 ; CHECK: alignment is larger that implementation defined limit
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59 ; CHECK-NEXT: load i8*, i8** %x