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7633aa3b31
This enable no_sanitize C++ attribute to exclude globals from hwasan testing, and automatically excludes other sanitizers' globals (such as ubsan location descriptors). Differential Revision: https://reviews.llvm.org/D104825
43 lines
3.5 KiB
LLVM
43 lines
3.5 KiB
LLVM
; RUN: opt < %s -S -hwasan -mtriple=aarch64--linux-android29 | FileCheck --check-prefixes=CHECK,CHECK29 %s
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; RUN: opt < %s -S -hwasan -mtriple=aarch64--linux-android30 | FileCheck --check-prefixes=CHECK,CHECK30 %s
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; CHECK29: @four = global
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; CHECK: @specialcaselisted = global i16 2
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; CHECK: @__start_hwasan_globals = external hidden constant [0 x i8]
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; CHECK: @__stop_hwasan_globals = external hidden constant [0 x i8]
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; CHECK: @hwasan.note = private constant { i32, i32, i32, [8 x i8], i32, i32 } { i32 8, i32 8, i32 3, [8 x i8] c"LLVM\00\00\00\00", i32 trunc (i64 sub (i64 ptrtoint ([0 x i8]* @__start_hwasan_globals to i64), i64 ptrtoint ({ i32, i32, i32, [8 x i8], i32, i32 }* @hwasan.note to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([0 x i8]* @__stop_hwasan_globals to i64), i64 ptrtoint ({ i32, i32, i32, [8 x i8], i32, i32 }* @hwasan.note to i64)) to i32) }, section ".note.hwasan.globals", comdat($hwasan.module_ctor), align 4
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; CHECK: @hwasan.dummy.global = private constant [0 x i8] zeroinitializer, section "hwasan_globals", comdat($hwasan.module_ctor), !associated [[NOTE:![0-9]+]]
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; CHECK30: @four.hwasan = private global { i32, [12 x i8] } { i32 1, [12 x i8] c"\00\00\00\00\00\00\00\00\00\00\00\AC" }, align 16
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; CHECK30: @four.hwasan.descriptor = private constant { i32, i32 } { i32 trunc (i64 sub (i64 ptrtoint ({ i32, [12 x i8] }* @four.hwasan to i64), i64 ptrtoint ({ i32, i32 }* @four.hwasan.descriptor to i64)) to i32), i32 -1409286140 }, section "hwasan_globals", !associated [[FOUR:![0-9]+]]
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; CHECK30: @sixteen.hwasan = private global [16 x i8] zeroinitializer, align 16
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; CHECK30: @sixteen.hwasan.descriptor = private constant { i32, i32 } { i32 trunc (i64 sub (i64 ptrtoint ([16 x i8]* @sixteen.hwasan to i64), i64 ptrtoint ({ i32, i32 }* @sixteen.hwasan.descriptor to i64)) to i32), i32 -1392508912 }, section "hwasan_globals", !associated [[SIXTEEN:![0-9]+]]
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; CHECK30: @huge.hwasan = private global [16777232 x i8] zeroinitializer, align 16
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; CHECK30: @huge.hwasan.descriptor = private constant { i32, i32 } { i32 trunc (i64 sub (i64 ptrtoint ([16777232 x i8]* @huge.hwasan to i64), i64 ptrtoint ({ i32, i32 }* @huge.hwasan.descriptor to i64)) to i32), i32 -1358954512 }, section "hwasan_globals", !associated [[HUGE:![0-9]+]]
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; CHECK30: @huge.hwasan.descriptor.1 = private constant { i32, i32 } { i32 trunc (i64 add (i64 sub (i64 ptrtoint ([16777232 x i8]* @huge.hwasan to i64), i64 ptrtoint ({ i32, i32 }* @huge.hwasan.descriptor.1 to i64)), i64 16777200) to i32), i32 -1375731680 }, section "hwasan_globals", !associated [[HUGE]]
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; CHECK30: @four = alias i32, inttoptr (i64 add (i64 ptrtoint ({ i32, [12 x i8] }* @four.hwasan to i64), i64 -6052837899185946624) to i32*)
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; CHECK30: @sixteen = alias [16 x i8], inttoptr (i64 add (i64 ptrtoint ([16 x i8]* @sixteen.hwasan to i64), i64 -5980780305148018688) to [16 x i8]*)
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; CHECK30: @huge = alias [16777232 x i8], inttoptr (i64 add (i64 ptrtoint ([16777232 x i8]* @huge.hwasan to i64), i64 -5908722711110090752) to [16777232 x i8]*)
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; CHECK: [[NOTE]] = !{{{{}} i32, i32, i32, [8 x i8], i32, i32 }* @hwasan.note}
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; CHECK30: [[FOUR]] = !{{{{}} i32, [12 x i8] }* @four.hwasan}
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; CHECK30: [[SIXTEEN]] = !{[16 x i8]* @sixteen.hwasan}
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; CHECK30: [[HUGE]] = !{[16777232 x i8]* @huge.hwasan}
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source_filename = "foo"
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@four = global i32 1
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@sixteen = global [16 x i8] zeroinitializer
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@huge = global [16777232 x i8] zeroinitializer
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@specialcaselisted = global i16 2
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!llvm.asan.globals = !{!0}
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!0 = !{i16* @specialcaselisted, null, null, i1 false, i1 true}
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