diff options
Diffstat (limited to 'gcc/libgcov.c')
| -rw-r--r-- | gcc/libgcov.c | 64 |
1 files changed, 32 insertions, 32 deletions
diff --git a/gcc/libgcov.c b/gcc/libgcov.c index 6b13940e4a7..4076409e11c 100644 --- a/gcc/libgcov.c +++ b/gcc/libgcov.c @@ -88,8 +88,8 @@ static gcov_unsigned_t gcov_crc32; static size_t gcov_max_filename = 0; #ifdef TARGET_POSIX_IO -/* Make sure path component of the given FILENAME exists, create - missing directories. FILENAME must be writable. +/* Make sure path component of the given FILENAME exists, create + missing directories. FILENAME must be writable. Returns zero on success, or -1 if an error occurred. */ static int @@ -114,7 +114,7 @@ create_file_directory (char *filename) *s = sep; return -1; }; - + *s = sep; }; return 0; @@ -123,9 +123,9 @@ create_file_directory (char *filename) /* Check if VERSION of the info block PTR matches libgcov one. Return 1 on success, or zero in case of versions mismatch. - If FILENAME is not NULL, its value used for reporting purposes + If FILENAME is not NULL, its value used for reporting purposes instead of value from the info block. */ - + static int gcov_version (struct gcov_info *ptr, gcov_unsigned_t version, const char *filename) @@ -136,7 +136,7 @@ gcov_version (struct gcov_info *ptr, gcov_unsigned_t version, GCOV_UNSIGNED2STRING (v, version); GCOV_UNSIGNED2STRING (e, GCOV_VERSION); - + fprintf (stderr, "profiling:%s:Version mismatch - expected %.4s got %.4s\n", filename? filename : ptr->filename, e, v); @@ -203,7 +203,7 @@ gcov_exit (void) if (gcov_prefix_strip < 0) gcov_prefix_strip = 0; } - + prefix_length = strlen(gcov_prefix); /* Remove an unnecessary trailing '/' */ @@ -212,13 +212,13 @@ gcov_exit (void) } else prefix_length = 0; - + /* Allocate and initialize the filename scratch space. */ gi_filename = (char *) alloca (prefix_length + gcov_max_filename + 1); if (prefix_length) memcpy (gi_filename, gcov_prefix, prefix_length); gi_filename_up = gi_filename + prefix_length; - + /* Now merge each file. */ for (gi_ptr = gcov_list; gi_ptr; gi_ptr = gi_ptr->next) { @@ -236,8 +236,8 @@ gcov_exit (void) memset (&this_object, 0, sizeof (this_object)); memset (&object, 0, sizeof (object)); - - /* Build relocated filename, stripping off leading + + /* Build relocated filename, stripping off leading directories from the initial filename if requested. */ if (gcov_prefix_strip > 0) { @@ -294,7 +294,7 @@ gcov_exit (void) fi_stride += __alignof__ (struct gcov_fn_info) - 1; fi_stride &= ~(__alignof__ (struct gcov_fn_info) - 1); } - + if (!gcov_open (gi_filename)) { #ifdef TARGET_POSIX_IO @@ -331,7 +331,7 @@ gcov_exit (void) if (length != gi_ptr->stamp) /* Read from a different compilation. Overwrite the file. */ goto rewrite; - + /* Merge execution counts for each function. */ for (f_ix = 0; f_ix < gi_ptr->n_functions; f_ix++) { @@ -360,10 +360,10 @@ gcov_exit (void) if (!((1 << t_ix) & gi_ptr->ctr_mask)) continue; - + n_counts = fi_ptr->n_ctrs[c_ix]; merge = gi_ptr->counts[c_ix].merge; - + tag = gcov_read_unsigned (); length = gcov_read_unsigned (); if (tag != GCOV_TAG_FOR_COUNTER (t_ix) @@ -382,7 +382,7 @@ gcov_exit (void) while (1) { int is_program; - + eof_pos = gcov_position (); tag = gcov_read_unsigned (); if (!tag) @@ -404,11 +404,11 @@ gcov_exit (void) } } goto rewrite; - + read_error:; fprintf (stderr, error < 0 ? "profiling:%s:Overflow merging\n" : "profiling:%s:Error merging\n", gi_filename); - + read_fatal:; gcov_close (); continue; @@ -438,7 +438,7 @@ gcov_exit (void) if (cs_obj->run_max < cs_tobj->run_max) cs_obj->run_max = cs_tobj->run_max; cs_obj->sum_max += cs_tobj->run_max; - + if (!cs_prg->runs++) cs_prg->num = cs_tprg->num; else if (cs_prg->num != cs_tprg->num) @@ -450,7 +450,7 @@ gcov_exit (void) } else if (cs_obj->num || cs_prg->num) goto read_mismatch; - + if (!cs_all->runs && cs_prg->runs) memcpy (cs_all, cs_prg, sizeof (*cs_all)); else if (!all.checksum @@ -463,7 +463,7 @@ gcov_exit (void) all.checksum = ~0u; } } - + c_ix = 0; for (t_ix = 0; t_ix < GCOV_COUNTERS; t_ix++) if ((1 << t_ix) & gi_ptr->ctr_mask) @@ -473,11 +473,11 @@ gcov_exit (void) } program.checksum = gcov_crc32; - + /* Write out the data. */ gcov_write_tag_length (GCOV_DATA_MAGIC, GCOV_VERSION); gcov_write_unsigned (gi_ptr->stamp); - + /* Write execution counts for each function. */ for (f_ix = 0; f_ix < gi_ptr->n_functions; f_ix++) { @@ -498,7 +498,7 @@ gcov_exit (void) continue; n_counts = fi_ptr->n_ctrs[c_ix]; - + gcov_write_tag_length (GCOV_TAG_FOR_COUNTER (t_ix), GCOV_TAG_COUNTER_LENGTH (n_counts)); c_ptr = values[c_ix]; @@ -544,7 +544,7 @@ __gcov_init (struct gcov_info *info) /* Refresh the longest file name information */ if (filename_length > gcov_max_filename) gcov_max_filename = filename_length; - + do { unsigned ix; @@ -560,12 +560,12 @@ __gcov_init (struct gcov_info *info) } } while (*ptr++); - + gcov_crc32 = crc32; - + if (!gcov_list) atexit (gcov_exit); - + info->next = gcov_list; gcov_list = info; } @@ -586,7 +586,7 @@ __gcov_flush (void) { unsigned t_ix; const struct gcov_ctr_info *ci_ptr; - + for (t_ix = 0, ci_ptr = gi_ptr->counts; t_ix != GCOV_COUNTERS; t_ix++) if ((1 << t_ix) & gi_ptr->ctr_mask) { @@ -628,7 +628,7 @@ __gcov_merge_ior (gcov_type *counters, unsigned n_counters) reads the same number of counters from the gcov file. The counters are split into 3-tuples where the members of the tuple have meanings: - + -- the stored candidate on the most common value of the measured entity -- counter -- total number of evaluations of the value */ @@ -666,7 +666,7 @@ __gcov_merge_single (gcov_type *counters, unsigned n_counters) given an array COUNTERS of N_COUNTERS old counters and it reads the same number of counters from the gcov file. The counters are split into 4-tuples where the members of the tuple have meanings: - + -- the last value of the measured entity -- the stored candidate on the most common difference -- counter @@ -770,7 +770,7 @@ __gcov_one_value_profiler (gcov_type *counters, gcov_type value) #ifdef L_gcov_indirect_call_profiler /* Tries to determine the most common value among its inputs. */ void -__gcov_indirect_call_profiler (gcov_type* counter, gcov_type value, +__gcov_indirect_call_profiler (gcov_type* counter, gcov_type value, void* cur_func, void* callee_func) { /* If the C++ virtual tables contain function descriptors then one |