gem5  v21.1.0.2
backtrace_glibc.cc
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37 
38 #include <execinfo.h>
39 #include <unistd.h>
40 
41 #include "base/atomicio.hh"
42 #include "sim/backtrace.hh"
43 
44 namespace gem5
45 {
46 
47 #define SAFE_MSG(m) \
48  do { \
49  static const char msg[] = m; \
50  atomic_write(STDERR_FILENO, msg, sizeof(msg) - 1); \
51  } while (0)
52 
53 void
55 {
56  void *buffer[32];
57  int size;
58 
59  size = backtrace(buffer, sizeof(buffer) / sizeof(*buffer));
60 
61  STATIC_ERR("--- BEGIN LIBC BACKTRACE ---\n");
62  backtrace_symbols_fd(buffer, size, STDERR_FILENO);
63  if (size == sizeof(buffer))
64  STATIC_ERR("Warning: Backtrace may have been truncated.\n");
65  STATIC_ERR("--- END LIBC BACKTRACE ---\n");
66 }
67 
68 } // namespace gem5
atomicio.hh
STATIC_ERR
#define STATIC_ERR(m)
Statically allocate a string and write it to STDERR.
Definition: atomicio.hh:67
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: decoder.cc:40
gem5::print_backtrace
void print_backtrace()
Print a gem5 post-mortem report.
Definition: backtrace_glibc.cc:54
backtrace.hh

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