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annotate llvm/test/Instrumentation/AddressSanitizer/test64.ll @ 221:79ff65ed7e25

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LLVM12 Original
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Tue, 15 Jun 2021 19:15:29 +0900
parents 1d019706d866
children c4bab56944e8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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221
79ff65ed7e25 LLVM12 Original
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 150
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1 ; RUN: opt < %s -asan -asan-module -enable-new-pm=0 -S | FileCheck --check-prefixes=CHECK,CHECK-S3 %s
79ff65ed7e25 LLVM12 Original
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 150
diff changeset
2 ; RUN: opt < %s -passes='asan-pipeline' -S | FileCheck --check-prefixes=CHECK,CHECK-S3 %s
79ff65ed7e25 LLVM12 Original
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 150
diff changeset
3 ; RUN: opt < %s -asan -asan-module -enable-new-pm=0 -asan-mapping-scale=5 -S | FileCheck --check-prefixes=CHECK,CHECK-S5 %s
79ff65ed7e25 LLVM12 Original
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 150
diff changeset
4 ; RUN: opt < %s -passes='asan-pipeline' -asan-mapping-scale=5 -S | FileCheck --check-prefixes=CHECK,CHECK-S5 %s
150
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5 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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6 target triple = "x86_64-unknown-linux-gnu"
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7 define i32 @read_4_bytes(i32* %a) sanitize_address {
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8 entry:
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9 %tmp1 = load i32, i32* %a, align 4
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10 ret i32 %tmp1
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11 }
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12 ; CHECK-LABEL: @read_4_bytes
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13 ; CHECK-NOT: ret
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14 ; CHECK-S3: lshr {{.*}} 3
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15 ; CHECK-S5: lshr {{.*}} 5
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16 ; Check for ASAN's Offset for 64-bit (7fff8000|7ffe0000)
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17 ; CHECK-S3-NEXT: add{{.*}}2147450880
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18 ; CHECK-S5-NEXT: add{{.*}}2147352576
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19 ; CHECK: ret
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20
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21 define void @example_atomicrmw(i64* %ptr) nounwind uwtable sanitize_address {
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22 entry:
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23 %0 = atomicrmw add i64* %ptr, i64 1 seq_cst
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24 ret void
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25 }
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26
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27 ; CHECK-LABEL: @example_atomicrmw
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28 ; CHECK-S3: lshr {{.*}} 3
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29 ; CHECK-S5: lshr {{.*}} 5
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30 ; CHECK: __asan_report_store8
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31 ; CHECK-NOT: __asan_report
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32 ; CHECK: atomicrmw
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33 ; CHECK: ret
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34
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35 define void @example_cmpxchg(i64* %ptr, i64 %compare_to, i64 %new_value) nounwind uwtable sanitize_address {
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36 entry:
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37 %0 = cmpxchg i64* %ptr, i64 %compare_to, i64 %new_value seq_cst seq_cst
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38 ret void
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39 }
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40
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41 ; CHECK-LABEL: @example_cmpxchg
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42 ; CHECK-S3: lshr {{.*}} 3
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43 ; CHECK-S5: lshr {{.*}} 5
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44 ; CHECK: __asan_report_store8
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45 ; CHECK-NOT: __asan_report
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46 ; CHECK: cmpxchg
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47 ; CHECK: ret