[lsan] Extract GetStackTraceWithPcBpAndContext similar to asan version
//
//===----------------------------------------------------------------------===//
+#include "lsan_thread.h"
#include "sanitizer_common/sanitizer_flags.h"
#include "sanitizer_common/sanitizer_stacktrace.h"
#define GET_STACK_TRACE(max_size, fast) \
- BufferedStackTrace stack; \
- { \
- uptr stack_top = 0, stack_bottom = 0; \
- ThreadContext *t; \
- if (fast && (t = CurrentThreadContext())) { \
- stack_top = t->stack_end(); \
- stack_bottom = t->stack_begin(); \
- } \
- if (!SANITIZER_MIPS || \
- IsValidFrame(GET_CURRENT_FRAME(), stack_top, stack_bottom)) { \
- stack.Unwind(max_size, StackTrace::GetCurrentPc(), GET_CURRENT_FRAME(), \
- /* context */ 0, stack_top, stack_bottom, fast); \
- } \
- }
+ __sanitizer::BufferedStackTrace stack; \
+ GetStackTraceWithPcBpAndContext(&stack, max_size, \
+ StackTrace::GetCurrentPc(), \
+ GET_CURRENT_FRAME(), nullptr, fast);
#define GET_STACK_TRACE_FATAL \
GET_STACK_TRACE(kStackTraceMax, common_flags()->fast_unwind_on_fatal)
@@ -51,6 +42,25 @@ void ReplaceSystemMalloc();
__lsan_init(); \
} while (0)
+// Get the stack trace with the given pc and bp.
+// The pc will be in the position 0 of the resulting stack trace.
+// The bp may refer to the current frame or to the caller's frame.
+ALWAYS_INLINE
+void GetStackTraceWithPcBpAndContext(__sanitizer::BufferedStackTrace *stack,
+ __sanitizer::uptr max_depth,
+ __sanitizer::uptr pc, __sanitizer::uptr bp,
+ void *context, bool fast) {
+ uptr stack_top = 0, stack_bottom = 0;
+ ThreadContext *t;
+ if (fast && (t = CurrentThreadContext())) {
+ stack_top = t->stack_end();
+ stack_bottom = t->stack_begin();
+ }
+ if (!SANITIZER_MIPS || IsValidFrame(bp, stack_top, stack_bottom)) {
+ stack->Unwind(max_depth, pc, bp, context, stack_top, stack_bottom, fast);
+ }
+}
+
} // namespace __lsan
extern bool lsan_inited;
