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7c9c6ed761
Essentially the same as the GEP change in r230786.
A similar migration script can be used to update test cases, though a few more
test case improvements/changes were required this time around: (r229269-r229278)
import fileinput
import sys
import re
pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)")
for line in sys.stdin:
sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))
Reviewers: rafael, dexonsmith, grosser
Differential Revision: http://reviews.llvm.org/D7649
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230794 91177308-0d34-0410-b5e6-96231b3b80d8
41 lines
1.1 KiB
LLVM
41 lines
1.1 KiB
LLVM
; RUN: opt < %s -asan -asan-module -S | FileCheck %s
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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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target triple = "x86_64-unknown-linux-gnu"
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define i32 @read_4_bytes(i32* %a) sanitize_address {
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entry:
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%tmp1 = load i32, i32* %a, align 4
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ret i32 %tmp1
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}
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; CHECK-LABEL: @read_4_bytes
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; CHECK-NOT: ret
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; CHECK: lshr {{.*}} 3
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; Check for ASAN's Offset for 64-bit (7fff8000)
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; CHECK-NEXT: add{{.*}}2147450880
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; CHECK: ret
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define void @example_atomicrmw(i64* %ptr) nounwind uwtable sanitize_address {
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entry:
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%0 = atomicrmw add i64* %ptr, i64 1 seq_cst
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ret void
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}
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; CHECK-LABEL: @example_atomicrmw
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; CHECK: lshr {{.*}} 3
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; CHECK: __asan_report_store8
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; CHECK-NOT: __asan_report
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; CHECK: atomicrmw
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; CHECK: ret
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define void @example_cmpxchg(i64* %ptr, i64 %compare_to, i64 %new_value) nounwind uwtable sanitize_address {
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entry:
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%0 = cmpxchg i64* %ptr, i64 %compare_to, i64 %new_value seq_cst seq_cst
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ret void
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}
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; CHECK-LABEL: @example_cmpxchg
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; CHECK: lshr {{.*}} 3
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; CHECK: __asan_report_store8
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; CHECK-NOT: __asan_report
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; CHECK: cmpxchg
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; CHECK: ret
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