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[hwasan] Show sp in register dump. 

Reviewed By: hctim, eugenis

Differential Revision: https://reviews.llvm.org/D104787
This commit is contained in:
Florian Mayer 2021-06-23 15:36:14 +01:00
parent f3b55a8a06
commit 8f9db0aeeb
2 changed files with 15 additions and 11 deletions
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6
compiler-rt/lib/hwasan/hwasan_report.cpp
View File

@ -672,8 +672,10 @@ void ReportRegisters(uptr *frame, uptr pc) {
frame[20], frame[21], frame[22], frame[23]);
Printf(" x24 %016llx x25 %016llx x26 %016llx x27 %016llx\n",
frame[24], frame[25], frame[26], frame[27]);
Printf(" x28 %016llx x29 %016llx x30 %016llx\n",
frame[28], frame[29], frame[30]);
// hwasan_check* reduces the stack pointer by 256, then __hwasan_tag_mismatch
// passes it to this function.
Printf(" x28 %016llx x29 %016llx x30 %016llx sp %016llx\n", frame[28],
frame[29], frame[30], reinterpret_cast<u8 *>(frame) + 256);
}
} // namespace __hwasan

20
compiler-rt/test/hwasan/TestCases/register-dump-read.c
View File

@ -1,11 +1,11 @@
// RUN: %clang_hwasan -ffixed-x10 -ffixed-x23 -ffixed-x27 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK
// RUN: %clang_hwasan -ffixed-x10 -ffixed-x23 -ffixed-x27 -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK
// RUN: %clang_hwasan -ffixed-x10 -ffixed-x23 -ffixed-x27 -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK
// RUN: %clang_hwasan -ffixed-x10 -ffixed-x23 -ffixed-x27 -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK
// RUN: %clang_hwasan -ffixed-x10 -ffixed-x11 -ffixed-x23 -ffixed-x27 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK
// RUN: %clang_hwasan -ffixed-x10 -ffixed-x11 -ffixed-x23 -ffixed-x27 -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK
// RUN: %clang_hwasan -ffixed-x10 -ffixed-x11 -ffixed-x23 -ffixed-x27 -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK
// RUN: %clang_hwasan -ffixed-x10 -ffixed-x11 -ffixed-x23 -ffixed-x27 -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK
// REQUIRES: aarch64-target-arch
// RUN: %clang_hwasan -ffixed-x10 -ffixed-x23 -ffixed-x27 -O2 %s -o %t && not %env_hwasan_opts=fast_unwind_on_fatal=true %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK
// RUN: %clang_hwasan -ffixed-x10 -ffixed-x23 -ffixed-x27 -O2 %s -o %t && not %env_hwasan_opts=fast_unwind_on_fatal=false %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK
// RUN: %clang_hwasan -ffixed-x10 -ffixed-x11 -ffixed-x23 -ffixed-x27 -O2 %s -o %t && not %env_hwasan_opts=fast_unwind_on_fatal=true %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK
// RUN: %clang_hwasan -ffixed-x10 -ffixed-x11 -ffixed-x23 -ffixed-x27 -O2 %s -o %t && not %env_hwasan_opts=fast_unwind_on_fatal=false %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK
#include <stdlib.h>
#include <stdio.h>
@ -16,7 +16,8 @@ int main() {
char * volatile x = (char*) malloc(10);
asm volatile("mov x10, #0x2222\n"
"mov x23, #0x3333\n"
"mov x27, #0x4444\n");
"mov x27, #0x4444\n"
"mov x11, sp\n");
return x[16];
// CHECK: ERROR: HWAddressSanitizer:
@ -32,12 +33,13 @@ int main() {
// CHECK-NEXT: x4{{[ ]+[0-9a-f]{16}[ ]}}x5{{[ ]+[0-9a-f]{16}[ ]}}x6{{[ ]+[0-9a-f]{16}[ ]}}x7{{[ ]+[0-9a-f]{16}$}}
// CHECK-NEXT: x8{{[ ]+[0-9a-f]{16}[ ]}}x9{{[ ]+[0-9a-f]{16}[ ]}}
// CHECK-SAME: x10 0000000000002222
// CHECK-SAME: x11{{[ ]+[0-9a-f]{16}$}}
// CHECK-SAME: x11[[STACK:[ ]+[0-9a-f]{16}$]]
// CHECK-NEXT: x12{{[ ]+[0-9a-f]{16}[ ]}}x13{{[ ]+[0-9a-f]{16}[ ]}}x14{{[ ]+[0-9a-f]{16}[ ]}}x15{{[ ]+[0-9a-f]{16}$}}
// CHECK-NEXT: x16{{[ ]+[0-9a-f]{16}[ ]}}x17{{[ ]+[0-9a-f]{16}[ ]}}x18{{[ ]+[0-9a-f]{16}[ ]}}x19{{[ ]+[0-9a-f]{16}$}}
// CHECK-NEXT: x20{{[ ]+[0-9a-f]{16}[ ]}}x21{{[ ]+[0-9a-f]{16}[ ]}}x22{{[ ]+[0-9a-f]{16}[ ]}}
// CHECK-SAME: x23 0000000000003333{{$}}
// CHECK-NEXT: x24{{[ ]+[0-9a-f]{16}[ ]}}x25{{[ ]+[0-9a-f]{16}[ ]}}x26{{[ ]+[0-9a-f]{16}[ ]}}
// CHECK-SAME: x27 0000000000004444
// CHECK-NEXT: x28{{[ ]+[0-9a-f]{16}[ ]}}x29{{[ ]+[0-9a-f]{16}[ ]}}x30{{[ ]+[0-9a-f]{16}$}}
// CHECK-NEXT: x28{{[ ]+[0-9a-f]{16}[ ]}}x29{{[ ]+[0-9a-f]{16}[ ]}}x30{{[ ]+[0-9a-f]{16}[ ]}}
// CHECK-SAME: sp{{.*}}[[STACK]]
}