39 /* From where is profile name specified.
81    * the total number of profile data files shared by all the processes
85    * 2 profile data files. %1m is equivalent to %m. Also %m specifier
105   /* Get the sizes of various profile data sections. Taken from  in mmapForContinuousMode()
224  * first profile file. */
231   /* Get the sizes of various profile data sections. Taken from  in mmapForContinuousMode()
249   /* Map the profile. */  in mmapForContinuousMode()
250   char *Profile = (char *)mmap(NULL, FileSize, PROT_READ | PROT_WRITE,  in mmapForContinuousMode()  local
252   if (Profile == MAP_FAILED) {  in mmapForContinuousMode()
253     PROF_ERR("Unable to mmap profile: %s\n", strerror(errno));  in mmapForContinuousMode()
256   /* Update the profile fields based on the current mapping. */  in mmapForContinuousMode()
258       (intptr_t)Profile - (uintptr_t)CountersBegin + FileOffsetToCounters;  in mmapForContinuousMode()
361 /* Get the size of the profile file. If there are any errors, print the
362  * message under the assumption that the profile is being read for merging
368     PROF_ERR("Unable to merge profile data, unable to get size: %s\n",  in getProfileFileSizeForMerging()
376     PROF_ERR("Unable to merge profile data, unable to rewind: %s\n",  in getProfileFileSizeForMerging()
383     PROF_WARN("Unable to merge profile data: %s\n",  in getProfileFileSizeForMerging()
384               "source profile file is too small.");  in getProfileFileSizeForMerging()
390 /* mmap() \p ProfileFile for profile merging purposes, assuming that an
400     PROF_ERR("Unable to merge profile data, mmap failed: %s\n",  in mmapProfileForMerging()
407     PROF_WARN("Unable to merge profile data: %s\n",  in mmapProfileForMerging()
408               "source profile file is not compatible.");  in mmapProfileForMerging()
414 /* Read profile data in \c ProfileFile and merge with in-memory
415    profile counters. Returns -1 if there is fatal error, otheriwse
423   /* Get the size of the profile on disk. */  in doProfileMerging()
431   /* mmap() the profile and check that it is compatible with the data in  in doProfileMerging()
438     PROF_ERR("%s\n", "Invalid profile data to merge");  in doProfileMerging()
443   // Truncate the file in case merging of value profile did not happen to  in doProfileMerging()
444   // prevent from leaving garbage data at the end of the profile file.  in doProfileMerging()
464 /* Open the profile data for merging. It opens the file in r+b mode with
466  * current process, it also reads in the profile data in the file and merge
467  * it with in-memory counters. After the profile data is merged in memory,
468  * the original profile data is truncated and gets ready for the profile
469  * dumper. With profile merging enabled, each executable as well as any of
470  * its instrumented shared libraries dump profile data into their own data file.
475   // initializeProfileForContinuousMode will lock the profile, but if  in openFileForMerging()
491     PROF_ERR("Profile Merging of file %s failed: %s\n", ProfileFileName,  in openFileForMerging()
509 /* Write profile data to file \c OutputName.  */
577   /* Only create the profile directory and truncate an existing profile once.  in truncateCurrentFile()
578    * In continuous mode, this is necessary, as the profile is written-to by the  in truncateCurrentFile()
589   /* Create the profile dir (even if online merging is enabled), so that  in truncateCurrentFile()
590    * the profile file can be set up if continuous mode is enabled. */  in truncateCurrentFile()
593   /* By pass file truncation to allow online raw profile merging. */  in truncateCurrentFile()
604 /* Write a partial profile to \p Filename, which is required to be backed by
641      * the profile, i.e. into each participating process. An increment in one  in initializeProfileForContinuousMode()
655       /* Grow the profile so that mmap() can succeed.  Leak the file handle, as  in initializeProfileForContinuousMode()
663       /* The merged profile has a non-zero length. Check that it is compatible  in initializeProfileForContinuousMode()
681       PROF_ERR("Continuous counter sync mode is enabled, but raw profile is not"  in initializeProfileForContinuousMode()
693   /* mmap() the profile counters so long as there is at least one counter.  in initializeProfileForContinuousMode()
864   /* The old profile name specifier takes precedence over the old one. */  in parseAndSetFilename()
883       PROF_NOTE("Set profile file path to \"%s\" via %s.\n",  in parseAndSetFilename()
887       PROF_NOTE("Override old profile path \"%s\" via %s to \"%s\" via %s.\n",  in parseAndSetFilename()
897 /* Return buffer length that is required to store the current profile
919 /* Return the pointer to the current profile file name (after substituting
1040  * profile path via -fprofile-instr-generate= and LLVM_PROFILE_FILE
1088 /* The public API for writing profile data into the file with name
1102     PROF_NOTE("Profile data not written to file: %s.\n", "already written");  in __llvm_profile_write_file()
1131   /* Write profile data to the file. */  in __llvm_profile_write_file()
1147               " of previously dumped profile data : %s. Either use %%m "  in __llvm_profile_dump()
1148               "in profile name or change profile name before dumping.\n",  in __llvm_profile_dump()
1149               "online profile merging is not on");  in __llvm_profile_dump()
1239       PROF_WARN("Data may be corrupted during profile merging : %s\n",  in __llvm_profile_set_file_object()
1260       /* The merged profile has a non-zero length. Check that it is compatible  in __llvm_profile_set_file_object()