diff options
Diffstat (limited to 'llvm_tools/llvm_bisection.py')
| -rwxr-xr-x | llvm_tools/llvm_bisection.py | 151 |
1 files changed, 70 insertions, 81 deletions
diff --git a/llvm_tools/llvm_bisection.py b/llvm_tools/llvm_bisection.py index b1898ea9..0148efd2 100755 --- a/llvm_tools/llvm_bisection.py +++ b/llvm_tools/llvm_bisection.py @@ -20,6 +20,7 @@ import chroot import get_llvm_hash import git_llvm_rev import modify_a_tryjob +import update_chromeos_llvm_hash import update_tryjob_status @@ -51,18 +52,16 @@ def GetCommandLineArgs(): 'the first bad version (default: %(default)s)') # Add argument for the good LLVM revision for bisection. - parser.add_argument( - '--start_rev', - required=True, - type=int, - help='The good revision for the bisection.') + parser.add_argument('--start_rev', + required=True, + type=int, + help='The good revision for the bisection.') # Add argument for the bad LLVM revision for bisection. - parser.add_argument( - '--end_rev', - required=True, - type=int, - help='The bad revision for the bisection.') + parser.add_argument('--end_rev', + required=True, + type=int, + help='The bad revision for the bisection.') # Add argument for the absolute path to the file that contains information on # the previous tested svn version. @@ -88,42 +87,38 @@ def GetCommandLineArgs(): 'of updating the packages') # Add argument for custom options for the tryjob. - parser.add_argument( - '--options', - required=False, - nargs='+', - help='options to use for the tryjob testing') + parser.add_argument('--options', + required=False, + nargs='+', + help='options to use for the tryjob testing') # Add argument for the builder to use for the tryjob. - parser.add_argument( - '--builder', required=True, help='builder to use for the tryjob testing') + parser.add_argument('--builder', + required=True, + help='builder to use for the tryjob testing') # Add argument for the description of the tryjob. - parser.add_argument( - '--description', - required=False, - nargs='+', - help='the description of the tryjob') + parser.add_argument('--description', + required=False, + nargs='+', + help='the description of the tryjob') # Add argument for a specific chroot path. - parser.add_argument( - '--chroot_path', - default=cros_root, - help='the path to the chroot (default: %(default)s)') + parser.add_argument('--chroot_path', + default=cros_root, + help='the path to the chroot (default: %(default)s)') # Add argument for whether to display command contents to `stdout`. - parser.add_argument( - '--verbose', - action='store_true', - help='display contents of a command to the terminal ' - '(default: %(default)s)') + parser.add_argument('--verbose', + action='store_true', + help='display contents of a command to the terminal ' + '(default: %(default)s)') # Add argument for whether to display command contents to `stdout`. - parser.add_argument( - '--nocleanup', - action='store_false', - dest='cleanup', - help='Abandon CLs created for bisectoin') + parser.add_argument('--nocleanup', + action='store_false', + dest='cleanup', + help='Abandon CLs created for bisectoin') args_output = parser.parse_args() @@ -174,8 +169,7 @@ def GetRemainingRange(start, end, tryjobs): all_bad_revisions = [end] all_bad_revisions.extend( - cur_tryjob['rev'] - for cur_tryjob in tryjobs + cur_tryjob['rev'] for cur_tryjob in tryjobs if cur_tryjob['status'] == update_tryjob_status.TryjobStatus.BAD.value) # The minimum value for the 'bad' field in the tryjobs is the new end @@ -184,8 +178,7 @@ def GetRemainingRange(start, end, tryjobs): all_good_revisions = [start] all_good_revisions.extend( - cur_tryjob['rev'] - for cur_tryjob in tryjobs + cur_tryjob['rev'] for cur_tryjob in tryjobs if cur_tryjob['status'] == update_tryjob_status.TryjobStatus.GOOD.value) # The maximum value for the 'good' field in the tryjobs is the new start @@ -205,8 +198,8 @@ def GetRemainingRange(start, end, tryjobs): pending_revisions = { tryjob['rev'] for tryjob in tryjobs - if tryjob['status'] == update_tryjob_status.TryjobStatus.PENDING.value and - good_rev < tryjob['rev'] < bad_rev + if tryjob['status'] == update_tryjob_status.TryjobStatus.PENDING.value + and good_rev < tryjob['rev'] < bad_rev } # Find all revisions that are to be skipped within 'good_rev' and 'bad_rev'. @@ -217,8 +210,8 @@ def GetRemainingRange(start, end, tryjobs): skip_revisions = { tryjob['rev'] for tryjob in tryjobs - if tryjob['status'] == update_tryjob_status.TryjobStatus.SKIP.value and - good_rev < tryjob['rev'] < bad_rev + if tryjob['status'] == update_tryjob_status.TryjobStatus.SKIP.value + and good_rev < tryjob['rev'] < bad_rev } return good_rev, bad_rev, pending_revisions, skip_revisions @@ -295,66 +288,62 @@ def main(args_output): """ chroot.VerifyOutsideChroot() - update_packages = [ - 'sys-devel/llvm', 'sys-libs/compiler-rt', 'sys-libs/libcxx', - 'sys-libs/libcxxabi', 'sys-libs/llvm-libunwind' - ] patch_metadata_file = 'PATCHES.json' start = args_output.start_rev end = args_output.end_rev bisect_state = LoadStatusFile(args_output.last_tested, start, end) if start != bisect_state['start'] or end != bisect_state['end']: - raise ValueError(f'The start {start} or the end {end} version provided is ' - f'different than "start" {bisect_state["start"]} or "end" ' - f'{bisect_state["end"]} in the .JSON file') + raise ValueError( + f'The start {start} or the end {end} version provided is ' + f'different than "start" {bisect_state["start"]} or "end" ' + f'{bisect_state["end"]} in the .JSON file') - # Pending and skipped revisions are between 'start_revision' and - # 'end_revision'. - start_revision, end_revision, pending_revisions, skip_revisions = \ - GetRemainingRange(start, end, bisect_state['jobs']) + # Pending and skipped revisions are between 'start_rev' and 'end_rev'. + start_rev, end_rev, pending_revs, skip_revs = GetRemainingRange( + start, end, bisect_state['jobs']) - revisions, git_hashes = GetCommitsBetween(start_revision, end_revision, + revisions, git_hashes = GetCommitsBetween(start_rev, end_rev, args_output.parallel, - args_output.src_path, - pending_revisions, skip_revisions) + args_output.src_path, pending_revs, + skip_revs) - # No more revisions between 'start_revision' and 'end_revision', so + # No more revisions between 'start_rev' and 'end_rev', so # bisection is complete. # - # This is determined by finding all valid revisions between 'start_revision' - # and 'end_revision' and that are NOT in the 'pending' and 'skipped' set. + # This is determined by finding all valid revisions between 'start_rev' + # and 'end_rev' and that are NOT in the 'pending' and 'skipped' set. if not revisions: - if pending_revisions: + if pending_revs: # Some tryjobs are not finished which may change the actual bad # commit/revision when those tryjobs are finished. - no_revisions_message = (f'No revisions between start {start_revision} ' - f'and end {end_revision} to create tryjobs\n') + no_revisions_message = (f'No revisions between start {start_rev} ' + f'and end {end_rev} to create tryjobs\n') - if pending_revisions: - no_revisions_message += ( - 'The following tryjobs are pending:\n' + - '\n'.join(str(rev) for rev in pending_revisions) + '\n') + if pending_revs: + no_revisions_message += ('The following tryjobs are pending:\n' + + '\n'.join(str(rev) + for rev in pending_revs) + '\n') - if skip_revisions: + if skip_revs: no_revisions_message += ('The following tryjobs were skipped:\n' + - '\n'.join(str(rev) for rev in skip_revisions) + - '\n') + '\n'.join(str(rev) + for rev in skip_revs) + '\n') raise ValueError(no_revisions_message) print(f'Finished bisecting for {args_output.last_tested}') if args_output.src_path: bad_llvm_hash = get_llvm_hash.GetGitHashFrom(args_output.src_path, - end_revision) + end_rev) else: - bad_llvm_hash = get_llvm_hash.LLVMHash().GetLLVMHash(end_revision) - print(f'The bad revision is {end_revision} and its commit hash is ' + bad_llvm_hash = get_llvm_hash.LLVMHash().GetLLVMHash(end_rev) + print(f'The bad revision is {end_rev} and its commit hash is ' f'{bad_llvm_hash}') - if skip_revisions: - skip_revisions_message = ('\nThe following revisions were skipped:\n' + - '\n'.join(str(rev) for rev in skip_revisions)) - print(skip_revisions_message) + if skip_revs: + skip_revs_message = ('\nThe following revisions were skipped:\n' + + '\n'.join(str(rev) for rev in skip_revs)) + print(skip_revs_message) if args_output.cleanup: # Abandon all the CLs created for bisection @@ -378,9 +367,9 @@ def main(args_output): raise ValueError(f'Revision {rev} exists already in "jobs"') Bisect(revisions, git_hashes, bisect_state, args_output.last_tested, - update_packages, args_output.chroot_path, patch_metadata_file, - args_output.extra_change_lists, args_output.options, - args_output.builder, args_output.verbose) + update_chromeos_llvm_hash.DEFAULT_PACKAGES, args_output.chroot_path, + patch_metadata_file, args_output.extra_change_lists, + args_output.options, args_output.builder, args_output.verbose) if __name__ == '__main__': |