diff options
Diffstat (limited to 'lib/hwasan/hwasan.h')
| -rw-r--r-- | lib/hwasan/hwasan.h | 30 |
1 files changed, 10 insertions, 20 deletions
diff --git a/lib/hwasan/hwasan.h b/lib/hwasan/hwasan.h index bcf5282dce7c..47d1d057a0dd 100644 --- a/lib/hwasan/hwasan.h +++ b/lib/hwasan/hwasan.h @@ -1,4 +1,4 @@ -//===-- hwasan.h --------------------------------------------------*- C++ -*-===// +//===-- hwasan.h ------------------------------------------------*- C++ -*-===// // // The LLVM Compiler Infrastructure // @@ -32,16 +32,6 @@ typedef u8 tag_t; -// Reasonable values are 4 (for 1/16th shadow) and 6 (for 1/64th). -const uptr kShadowScale = 4; -const uptr kShadowAlignment = 1UL << kShadowScale; - -#define MEM_TO_SHADOW_OFFSET(mem) ((uptr)(mem) >> kShadowScale) -#define MEM_TO_SHADOW(mem) ((uptr)(mem) >> kShadowScale) -#define SHADOW_TO_MEM(shadow) ((uptr)(shadow) << kShadowScale) - -#define MEM_IS_APP(mem) true - // TBI (Top Byte Ignore) feature of AArch64: bits [63:56] are ignored in address // translation and can be used to store a tag. const unsigned kAddressTagShift = 56; @@ -107,15 +97,6 @@ void PrintWarning(uptr pc, uptr bp); void GetStackTrace(BufferedStackTrace *stack, uptr max_s, uptr pc, uptr bp, void *context, bool request_fast_unwind); -void ReportInvalidAccess(StackTrace *stack, u32 origin); -void ReportTagMismatch(StackTrace *stack, uptr addr, uptr access_size, - bool is_store); -void ReportStats(); -void ReportAtExitStatistics(); -void DescribeMemoryRange(const void *x, uptr size); -void ReportInvalidAccessInsideAddressRange(const char *what, const void *start, uptr size, - uptr offset); - // Returns a "chained" origin id, pointing to the given stack trace followed by // the previous origin id. u32 ChainOrigin(u32 id, StackTrace *stack); @@ -135,6 +116,15 @@ const int STACK_TRACE_TAG_POISON = StackTrace::TAG_CUSTOM + 1; GetStackTrace(&stack, kStackTraceMax, pc, bp, nullptr, \ common_flags()->fast_unwind_on_fatal) +#define GET_FATAL_STACK_TRACE_HERE \ + GET_FATAL_STACK_TRACE_PC_BP(StackTrace::GetCurrentPc(), GET_CURRENT_FRAME()) + +#define PRINT_CURRENT_STACK_CHECK() \ + { \ + GET_FATAL_STACK_TRACE_HERE; \ + stack.Print(); \ + } + class ScopedThreadLocalStateBackup { public: ScopedThreadLocalStateBackup() { Backup(); } |