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671 lines
27 KiB
671 lines
27 KiB
from __future__ import print_function
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import copy
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import glob
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import re
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import subprocess
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import sys
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if sys.version_info[0] > 2:
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class string:
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expandtabs = str.expandtabs
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else:
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import string
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##### Common utilities for update_*test_checks.py
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_verbose = False
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def parse_commandline_args(parser):
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parser.add_argument('--include-generated-funcs', action='store_true',
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help='Output checks for functions not in source')
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parser.add_argument('-v', '--verbose', action='store_true',
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help='Show verbose output')
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parser.add_argument('-u', '--update-only', action='store_true',
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help='Only update test if it was already autogened')
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parser.add_argument('--force-update', action='store_true',
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help='Update test even if it was autogened by a different script')
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parser.add_argument('--enable', action='store_true', dest='enabled', default=True,
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help='Activate CHECK line generation from this point forward')
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parser.add_argument('--disable', action='store_false', dest='enabled',
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help='Deactivate CHECK line generation from this point forward')
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args = parser.parse_args()
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global _verbose
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_verbose = args.verbose
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return args
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class InputLineInfo(object):
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def __init__(self, line, line_number, args, argv):
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self.line = line
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self.line_number = line_number
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self.args = args
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self.argv = argv
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class TestInfo(object):
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def __init__(self, test, parser, script_name, input_lines, args, argv,
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comment_prefix, argparse_callback):
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self.parser = parser
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self.argparse_callback = argparse_callback
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self.path = test
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self.args = args
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self.argv = argv
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self.input_lines = input_lines
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self.run_lines = find_run_lines(test, self.input_lines)
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self.comment_prefix = comment_prefix
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if self.comment_prefix is None:
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if self.path.endswith('.mir'):
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self.comment_prefix = '#'
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else:
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self.comment_prefix = ';'
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self.autogenerated_note_prefix = self.comment_prefix + ' ' + UTC_ADVERT
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self.test_autogenerated_note = self.autogenerated_note_prefix + script_name
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self.test_autogenerated_note += get_autogennote_suffix(parser, self.args)
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def ro_iterlines(self):
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for line_num, input_line in enumerate(self.input_lines):
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args, argv = check_for_command(input_line, self.parser,
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self.args, self.argv, self.argparse_callback)
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yield InputLineInfo(input_line, line_num, args, argv)
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def iterlines(self, output_lines):
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output_lines.append(self.test_autogenerated_note)
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for line_info in self.ro_iterlines():
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input_line = line_info.line
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# Discard any previous script advertising.
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if input_line.startswith(self.autogenerated_note_prefix):
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continue
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self.args = line_info.args
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self.argv = line_info.argv
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if not self.args.enabled:
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output_lines.append(input_line)
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continue
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yield line_info
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def itertests(test_patterns, parser, script_name, comment_prefix=None, argparse_callback=None):
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for pattern in test_patterns:
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# On Windows we must expand the patterns ourselves.
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tests_list = glob.glob(pattern)
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if not tests_list:
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warn("Test file pattern '%s' was not found. Ignoring it." % (pattern,))
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continue
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for test in tests_list:
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with open(test) as f:
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input_lines = [l.rstrip() for l in f]
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args = parser.parse_args()
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if argparse_callback is not None:
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argparse_callback(args)
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argv = sys.argv[:]
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first_line = input_lines[0] if input_lines else ""
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if UTC_ADVERT in first_line:
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if script_name not in first_line and not args.force_update:
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warn("Skipping test which wasn't autogenerated by " + script_name, test)
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continue
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args, argv = check_for_command(first_line, parser, args, argv, argparse_callback)
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elif args.update_only:
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assert UTC_ADVERT not in first_line
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warn("Skipping test which isn't autogenerated: " + test)
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continue
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yield TestInfo(test, parser, script_name, input_lines, args, argv,
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comment_prefix, argparse_callback)
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def should_add_line_to_output(input_line, prefix_set):
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# Skip any blank comment lines in the IR.
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if input_line.strip() == ';':
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return False
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# Skip any blank lines in the IR.
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#if input_line.strip() == '':
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# return False
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# And skip any CHECK lines. We're building our own.
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m = CHECK_RE.match(input_line)
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if m and m.group(1) in prefix_set:
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return False
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return True
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# Invoke the tool that is being tested.
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def invoke_tool(exe, cmd_args, ir):
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with open(ir) as ir_file:
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# TODO Remove the str form which is used by update_test_checks.py and
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# update_llc_test_checks.py
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# The safer list form is used by update_cc_test_checks.py
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if isinstance(cmd_args, list):
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stdout = subprocess.check_output([exe] + cmd_args, stdin=ir_file)
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else:
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stdout = subprocess.check_output(exe + ' ' + cmd_args,
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shell=True, stdin=ir_file)
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if sys.version_info[0] > 2:
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stdout = stdout.decode()
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# Fix line endings to unix CR style.
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return stdout.replace('\r\n', '\n')
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##### LLVM IR parser
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RUN_LINE_RE = re.compile(r'^\s*(?://|[;#])\s*RUN:\s*(.*)$')
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CHECK_PREFIX_RE = re.compile(r'--?check-prefix(?:es)?[= ](\S+)')
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PREFIX_RE = re.compile('^[a-zA-Z0-9_-]+$')
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CHECK_RE = re.compile(r'^\s*(?://|[;#])\s*([^:]+?)(?:-NEXT|-NOT|-DAG|-LABEL|-SAME|-EMPTY)?:')
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UTC_ARGS_KEY = 'UTC_ARGS:'
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UTC_ARGS_CMD = re.compile(r'.*' + UTC_ARGS_KEY + '\s*(?P<cmd>.*)\s*$')
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UTC_ADVERT = 'NOTE: Assertions have been autogenerated by '
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OPT_FUNCTION_RE = re.compile(
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r'^(\s*;\s*Function\sAttrs:\s(?P<attrs>[\w\s]+?))?\s*define\s+(?:internal\s+)?[^@]*@(?P<func>[\w.$-]+?)\s*'
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r'(?P<args_and_sig>\((\)|(.*?[\w.-]+?)\))[^{]*\{)\n(?P<body>.*?)^\}$',
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flags=(re.M | re.S))
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ANALYZE_FUNCTION_RE = re.compile(
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r'^\s*\'(?P<analysis>[\w\s-]+?)\'\s+for\s+function\s+\'(?P<func>[\w.$-]+?)\':'
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r'\s*\n(?P<body>.*)$',
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flags=(re.X | re.S))
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IR_FUNCTION_RE = re.compile(r'^\s*define\s+(?:internal\s+)?[^@]*@"?([\w.$-]+)"?\s*\(')
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TRIPLE_IR_RE = re.compile(r'^\s*target\s+triple\s*=\s*"([^"]+)"$')
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TRIPLE_ARG_RE = re.compile(r'-mtriple[= ]([^ ]+)')
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MARCH_ARG_RE = re.compile(r'-march[= ]([^ ]+)')
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SCRUB_LEADING_WHITESPACE_RE = re.compile(r'^(\s+)')
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SCRUB_WHITESPACE_RE = re.compile(r'(?!^(| \w))[ \t]+', flags=re.M)
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SCRUB_TRAILING_WHITESPACE_RE = re.compile(r'[ \t]+$', flags=re.M)
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SCRUB_TRAILING_WHITESPACE_TEST_RE = SCRUB_TRAILING_WHITESPACE_RE
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SCRUB_TRAILING_WHITESPACE_AND_ATTRIBUTES_RE = re.compile(r'([ \t]|(#[0-9]+))+$', flags=re.M)
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SCRUB_KILL_COMMENT_RE = re.compile(r'^ *#+ +kill:.*\n')
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SCRUB_LOOP_COMMENT_RE = re.compile(
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r'# =>This Inner Loop Header:.*|# in Loop:.*', flags=re.M)
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SCRUB_TAILING_COMMENT_TOKEN_RE = re.compile(r'(?<=\S)+[ \t]*#$', flags=re.M)
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def error(msg, test_file=None):
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if test_file:
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msg = '{}: {}'.format(msg, test_file)
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print('ERROR: {}'.format(msg), file=sys.stderr)
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def warn(msg, test_file=None):
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if test_file:
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msg = '{}: {}'.format(msg, test_file)
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print('WARNING: {}'.format(msg), file=sys.stderr)
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def debug(*args, **kwargs):
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# Python2 does not allow def debug(*args, file=sys.stderr, **kwargs):
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if 'file' not in kwargs:
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kwargs['file'] = sys.stderr
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if _verbose:
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print(*args, **kwargs)
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def find_run_lines(test, lines):
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debug('Scanning for RUN lines in test file:', test)
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raw_lines = [m.group(1)
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for m in [RUN_LINE_RE.match(l) for l in lines] if m]
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run_lines = [raw_lines[0]] if len(raw_lines) > 0 else []
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for l in raw_lines[1:]:
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if run_lines[-1].endswith('\\'):
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run_lines[-1] = run_lines[-1].rstrip('\\') + ' ' + l
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else:
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run_lines.append(l)
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debug('Found {} RUN lines in {}:'.format(len(run_lines), test))
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for l in run_lines:
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debug(' RUN: {}'.format(l))
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return run_lines
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def scrub_body(body):
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# Scrub runs of whitespace out of the assembly, but leave the leading
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# whitespace in place.
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body = SCRUB_WHITESPACE_RE.sub(r' ', body)
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# Expand the tabs used for indentation.
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body = string.expandtabs(body, 2)
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# Strip trailing whitespace.
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body = SCRUB_TRAILING_WHITESPACE_TEST_RE.sub(r'', body)
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return body
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def do_scrub(body, scrubber, scrubber_args, extra):
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if scrubber_args:
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local_args = copy.deepcopy(scrubber_args)
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local_args[0].extra_scrub = extra
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return scrubber(body, *local_args)
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return scrubber(body, *scrubber_args)
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# Build up a dictionary of all the function bodies.
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class function_body(object):
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def __init__(self, string, extra, args_and_sig, attrs):
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self.scrub = string
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self.extrascrub = extra
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self.args_and_sig = args_and_sig
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self.attrs = attrs
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def is_same_except_arg_names(self, extrascrub, args_and_sig, attrs):
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arg_names = set()
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def drop_arg_names(match):
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arg_names.add(match.group(3))
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return match.group(1) + match.group(match.lastindex)
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def repl_arg_names(match):
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if match.group(3) is not None and match.group(3) in arg_names:
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return match.group(1) + match.group(match.lastindex)
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return match.group(1) + match.group(2) + match.group(match.lastindex)
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if self.attrs != attrs:
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return False
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ans0 = IR_VALUE_RE.sub(drop_arg_names, self.args_and_sig)
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ans1 = IR_VALUE_RE.sub(drop_arg_names, args_and_sig)
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if ans0 != ans1:
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return False
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es0 = IR_VALUE_RE.sub(repl_arg_names, self.extrascrub)
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es1 = IR_VALUE_RE.sub(repl_arg_names, extrascrub)
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es0 = SCRUB_IR_COMMENT_RE.sub(r'', es0)
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es1 = SCRUB_IR_COMMENT_RE.sub(r'', es1)
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return es0 == es1
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def __str__(self):
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return self.scrub
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def build_function_body_dictionary(function_re, scrubber, scrubber_args, raw_tool_output, prefixes, func_dict, func_order, verbose, record_args, check_attributes):
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for m in function_re.finditer(raw_tool_output):
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if not m:
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continue
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func = m.group('func')
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body = m.group('body')
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attrs = m.group('attrs') if check_attributes else ''
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# Determine if we print arguments, the opening brace, or nothing after the function name
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if record_args and 'args_and_sig' in m.groupdict():
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args_and_sig = scrub_body(m.group('args_and_sig').strip())
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elif 'args_and_sig' in m.groupdict():
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args_and_sig = '('
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else:
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args_and_sig = ''
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scrubbed_body = do_scrub(body, scrubber, scrubber_args, extra = False)
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scrubbed_extra = do_scrub(body, scrubber, scrubber_args, extra = True)
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if 'analysis' in m.groupdict():
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analysis = m.group('analysis')
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if analysis.lower() != 'cost model analysis':
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warn('Unsupported analysis mode: %r!' % (analysis,))
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if func.startswith('stress'):
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# We only use the last line of the function body for stress tests.
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scrubbed_body = '\n'.join(scrubbed_body.splitlines()[-1:])
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if verbose:
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print('Processing function: ' + func, file=sys.stderr)
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for l in scrubbed_body.splitlines():
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print(' ' + l, file=sys.stderr)
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for prefix in prefixes:
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if func in func_dict[prefix]:
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if str(func_dict[prefix][func]) != scrubbed_body or (func_dict[prefix][func] and (func_dict[prefix][func].args_and_sig != args_and_sig or func_dict[prefix][func].attrs != attrs)):
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if func_dict[prefix][func] and func_dict[prefix][func].is_same_except_arg_names(scrubbed_extra, args_and_sig, attrs):
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func_dict[prefix][func].scrub = scrubbed_extra
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func_dict[prefix][func].args_and_sig = args_and_sig
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continue
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else:
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if prefix == prefixes[-1]:
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warn('Found conflicting asm under the same prefix: %r!' % (prefix,))
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else:
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func_dict[prefix][func] = None
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continue
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func_dict[prefix][func] = function_body(scrubbed_body, scrubbed_extra, args_and_sig, attrs)
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func_order[prefix].append(func)
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##### Generator of LLVM IR CHECK lines
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SCRUB_IR_COMMENT_RE = re.compile(r'\s*;.*')
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# TODO: We should also derive check lines for global, debug, loop declarations, etc..
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class NamelessValue:
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def __init__(self, check_prefix, ir_prefix, ir_regexp):
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self.check_prefix = check_prefix
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self.ir_prefix = ir_prefix
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self.ir_regexp = ir_regexp
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# Description of the different "unnamed" values we match in the IR, e.g.,
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# (local) ssa values, (debug) metadata, etc.
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nameless_values = [
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NamelessValue(r'TMP', r'%', r'[\w.-]+?'),
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NamelessValue(r'GLOB', r'@', r'[0-9]+?'),
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NamelessValue(r'ATTR', r'#', r'[0-9]+?'),
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NamelessValue(r'DBG', r'!dbg !', r'[0-9]+?'),
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NamelessValue(r'TBAA', r'!tbaa !', r'[0-9]+?'),
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NamelessValue(r'RNG', r'!range !', r'[0-9]+?'),
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NamelessValue(r'LOOP', r'!llvm.loop !', r'[0-9]+?'),
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NamelessValue(r'META', r'metadata !', r'[0-9]+?'),
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]
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# Build the regexp that matches an "IR value". This can be a local variable,
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# argument, global, or metadata, anything that is "named". It is important that
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# the PREFIX and SUFFIX below only contain a single group, if that changes
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# other locations will need adjustment as well.
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IR_VALUE_REGEXP_PREFIX = r'(\s+)'
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IR_VALUE_REGEXP_STRING = r''
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for nameless_value in nameless_values:
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if IR_VALUE_REGEXP_STRING:
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IR_VALUE_REGEXP_STRING += '|'
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IR_VALUE_REGEXP_STRING += nameless_value.ir_prefix + r'(' + nameless_value.ir_regexp + r')'
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IR_VALUE_REGEXP_SUFFIX = r'([,\s\(\)]|\Z)'
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IR_VALUE_RE = re.compile(IR_VALUE_REGEXP_PREFIX + r'(' + IR_VALUE_REGEXP_STRING + r')' + IR_VALUE_REGEXP_SUFFIX)
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# The entire match is group 0, the prefix has one group (=1), the entire
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# IR_VALUE_REGEXP_STRING is one group (=2), and then the nameless values start.
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first_nameless_group_in_ir_value_match = 3
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# Check a match for IR_VALUE_RE and inspect it to determine if it was a local
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# value, %..., global @..., debug number !dbg !..., etc. See the PREFIXES above.
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def get_idx_from_ir_value_match(match):
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for i in range(first_nameless_group_in_ir_value_match, match.lastindex):
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if match.group(i) is not None:
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return i - first_nameless_group_in_ir_value_match
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error("Unable to identify the kind of IR value from the match!")
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return 0;
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# See get_idx_from_ir_value_match
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def get_name_from_ir_value_match(match):
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return match.group(get_idx_from_ir_value_match(match) + first_nameless_group_in_ir_value_match)
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# Return the nameless prefix we use for this kind or IR value, see also
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# get_idx_from_ir_value_match
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def get_nameless_check_prefix_from_ir_value_match(match):
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return nameless_values[get_idx_from_ir_value_match(match)].check_prefix
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# Return the IR prefix we use for this kind or IR value, e.g., % for locals,
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# see also get_idx_from_ir_value_match
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def get_ir_prefix_from_ir_value_match(match):
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return nameless_values[get_idx_from_ir_value_match(match)].ir_prefix
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# Return true if this kind or IR value is "local", basically if it matches '%{{.*}}'.
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def is_local_ir_value_match(match):
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return nameless_values[get_idx_from_ir_value_match(match)].ir_prefix == '%'
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# Create a FileCheck variable name based on an IR name.
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def get_value_name(var, match):
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if var.isdigit():
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var = get_nameless_check_prefix_from_ir_value_match(match) + var
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var = var.replace('.', '_')
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var = var.replace('-', '_')
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return var.upper()
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# Create a FileCheck variable from regex.
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def get_value_definition(var, match):
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return '[[' + get_value_name(var, match) + ':' + get_ir_prefix_from_ir_value_match(match) + '.*]]'
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# Use a FileCheck variable.
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def get_value_use(var, match):
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return '[[' + get_value_name(var, match) + ']]'
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# Replace IR value defs and uses with FileCheck variables.
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def generalize_check_lines(lines, is_analyze, vars_seen, global_vars_seen):
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# This gets called for each match that occurs in
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# a line. We transform variables we haven't seen
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# into defs, and variables we have seen into uses.
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def transform_line_vars(match):
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pre = get_ir_prefix_from_ir_value_match(match)
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var = get_name_from_ir_value_match(match)
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for nameless_value in nameless_values:
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if re.match(r'^' + nameless_value.check_prefix + r'[0-9]+?$', var, re.IGNORECASE):
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warn("Change IR value name '%s' to prevent possible conflict with scripted FileCheck name." % (var,))
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if (pre, var) in vars_seen or (pre, var) in global_vars_seen:
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rv = get_value_use(var, match)
|
|
else:
|
|
if is_local_ir_value_match(match):
|
|
vars_seen.add((pre, var))
|
|
else:
|
|
global_vars_seen.add((pre, var))
|
|
rv = get_value_definition(var, match)
|
|
# re.sub replaces the entire regex match
|
|
# with whatever you return, so we have
|
|
# to make sure to hand it back everything
|
|
# including the commas and spaces.
|
|
return match.group(1) + rv + match.group(match.lastindex)
|
|
|
|
lines_with_def = []
|
|
|
|
for i, line in enumerate(lines):
|
|
# An IR variable named '%.' matches the FileCheck regex string.
|
|
line = line.replace('%.', '%dot')
|
|
# Ignore any comments, since the check lines will too.
|
|
scrubbed_line = SCRUB_IR_COMMENT_RE.sub(r'', line)
|
|
lines[i] = scrubbed_line
|
|
if not is_analyze:
|
|
# It can happen that two matches are back-to-back and for some reason sub
|
|
# will not replace both of them. For now we work around this by
|
|
# substituting until there is no more match.
|
|
changed = True
|
|
while changed:
|
|
(lines[i], changed) = IR_VALUE_RE.subn(transform_line_vars, lines[i], count=1)
|
|
return lines
|
|
|
|
|
|
def add_checks(output_lines, comment_marker, prefix_list, func_dict, func_name, check_label_format, is_asm, is_analyze, global_vars_seen_dict):
|
|
# prefix_exclusions are prefixes we cannot use to print the function because it doesn't exist in run lines that use these prefixes as well.
|
|
prefix_exclusions = set()
|
|
printed_prefixes = []
|
|
for p in prefix_list:
|
|
checkprefixes = p[0]
|
|
# If not all checkprefixes of this run line produced the function we cannot check for it as it does not
|
|
# exist for this run line. A subset of the check prefixes might know about the function but only because
|
|
# other run lines created it.
|
|
if any(map(lambda checkprefix: func_name not in func_dict[checkprefix], checkprefixes)):
|
|
prefix_exclusions |= set(checkprefixes)
|
|
continue
|
|
|
|
# prefix_exclusions is constructed, we can now emit the output
|
|
for p in prefix_list:
|
|
checkprefixes = p[0]
|
|
for checkprefix in checkprefixes:
|
|
if checkprefix in printed_prefixes:
|
|
break
|
|
|
|
# Check if the prefix is excluded.
|
|
if checkprefix in prefix_exclusions:
|
|
continue
|
|
|
|
# If we do not have output for this prefix we skip it.
|
|
if not func_dict[checkprefix][func_name]:
|
|
continue
|
|
|
|
# Add some space between different check prefixes, but not after the last
|
|
# check line (before the test code).
|
|
if is_asm:
|
|
if len(printed_prefixes) != 0:
|
|
output_lines.append(comment_marker)
|
|
|
|
if checkprefix not in global_vars_seen_dict:
|
|
global_vars_seen_dict[checkprefix] = set()
|
|
global_vars_seen = global_vars_seen_dict[checkprefix]
|
|
|
|
vars_seen = set()
|
|
printed_prefixes.append(checkprefix)
|
|
attrs = str(func_dict[checkprefix][func_name].attrs)
|
|
attrs = '' if attrs == 'None' else attrs
|
|
if attrs:
|
|
output_lines.append('%s %s: Function Attrs: %s' % (comment_marker, checkprefix, attrs))
|
|
args_and_sig = str(func_dict[checkprefix][func_name].args_and_sig)
|
|
args_and_sig = generalize_check_lines([args_and_sig], is_analyze, vars_seen, global_vars_seen)[0]
|
|
if '[[' in args_and_sig:
|
|
output_lines.append(check_label_format % (checkprefix, func_name, ''))
|
|
output_lines.append('%s %s-SAME: %s' % (comment_marker, checkprefix, args_and_sig))
|
|
else:
|
|
output_lines.append(check_label_format % (checkprefix, func_name, args_and_sig))
|
|
func_body = str(func_dict[checkprefix][func_name]).splitlines()
|
|
|
|
# For ASM output, just emit the check lines.
|
|
if is_asm:
|
|
output_lines.append('%s %s: %s' % (comment_marker, checkprefix, func_body[0]))
|
|
for func_line in func_body[1:]:
|
|
if func_line.strip() == '':
|
|
output_lines.append('%s %s-EMPTY:' % (comment_marker, checkprefix))
|
|
else:
|
|
output_lines.append('%s %s-NEXT: %s' % (comment_marker, checkprefix, func_line))
|
|
break
|
|
|
|
# For IR output, change all defs to FileCheck variables, so we're immune
|
|
# to variable naming fashions.
|
|
func_body = generalize_check_lines(func_body, is_analyze, vars_seen, global_vars_seen)
|
|
|
|
# This could be selectively enabled with an optional invocation argument.
|
|
# Disabled for now: better to check everything. Be safe rather than sorry.
|
|
|
|
# Handle the first line of the function body as a special case because
|
|
# it's often just noise (a useless asm comment or entry label).
|
|
#if func_body[0].startswith("#") or func_body[0].startswith("entry:"):
|
|
# is_blank_line = True
|
|
#else:
|
|
# output_lines.append('%s %s: %s' % (comment_marker, checkprefix, func_body[0]))
|
|
# is_blank_line = False
|
|
|
|
is_blank_line = False
|
|
|
|
for func_line in func_body:
|
|
if func_line.strip() == '':
|
|
is_blank_line = True
|
|
continue
|
|
# Do not waste time checking IR comments.
|
|
func_line = SCRUB_IR_COMMENT_RE.sub(r'', func_line)
|
|
|
|
# Skip blank lines instead of checking them.
|
|
if is_blank_line:
|
|
output_lines.append('{} {}: {}'.format(
|
|
comment_marker, checkprefix, func_line))
|
|
else:
|
|
output_lines.append('{} {}-NEXT: {}'.format(
|
|
comment_marker, checkprefix, func_line))
|
|
is_blank_line = False
|
|
|
|
# Add space between different check prefixes and also before the first
|
|
# line of code in the test function.
|
|
output_lines.append(comment_marker)
|
|
break
|
|
|
|
def add_ir_checks(output_lines, comment_marker, prefix_list, func_dict,
|
|
func_name, preserve_names, function_sig, global_vars_seen_dict):
|
|
# Label format is based on IR string.
|
|
function_def_regex = 'define {{[^@]+}}' if function_sig else ''
|
|
check_label_format = '{} %s-LABEL: {}@%s%s'.format(comment_marker, function_def_regex)
|
|
add_checks(output_lines, comment_marker, prefix_list, func_dict, func_name,
|
|
check_label_format, False, preserve_names, global_vars_seen_dict)
|
|
|
|
def add_analyze_checks(output_lines, comment_marker, prefix_list, func_dict, func_name):
|
|
check_label_format = '{} %s-LABEL: \'%s%s\''.format(comment_marker)
|
|
global_vars_seen_dict = {}
|
|
add_checks(output_lines, comment_marker, prefix_list, func_dict, func_name,
|
|
check_label_format, False, True, global_vars_seen_dict)
|
|
|
|
|
|
def check_prefix(prefix):
|
|
if not PREFIX_RE.match(prefix):
|
|
hint = ""
|
|
if ',' in prefix:
|
|
hint = " Did you mean '--check-prefixes=" + prefix + "'?"
|
|
warn(("Supplied prefix '%s' is invalid. Prefix must contain only alphanumeric characters, hyphens and underscores." + hint) %
|
|
(prefix))
|
|
|
|
|
|
def verify_filecheck_prefixes(fc_cmd):
|
|
fc_cmd_parts = fc_cmd.split()
|
|
for part in fc_cmd_parts:
|
|
if "check-prefix=" in part:
|
|
prefix = part.split('=', 1)[1]
|
|
check_prefix(prefix)
|
|
elif "check-prefixes=" in part:
|
|
prefixes = part.split('=', 1)[1].split(',')
|
|
for prefix in prefixes:
|
|
check_prefix(prefix)
|
|
if prefixes.count(prefix) > 1:
|
|
warn("Supplied prefix '%s' is not unique in the prefix list." % (prefix,))
|
|
|
|
|
|
def get_autogennote_suffix(parser, args):
|
|
autogenerated_note_args = ''
|
|
for action in parser._actions:
|
|
if not hasattr(args, action.dest):
|
|
continue # Ignore options such as --help that aren't included in args
|
|
# Ignore parameters such as paths to the binary or the list of tests
|
|
if action.dest in ('tests', 'update_only', 'opt_binary', 'llc_binary',
|
|
'clang', 'opt', 'llvm_bin', 'verbose'):
|
|
continue
|
|
value = getattr(args, action.dest)
|
|
if action.const is not None: # action stores a constant (usually True/False)
|
|
# Skip actions with different constant values (this happens with boolean
|
|
# --foo/--no-foo options)
|
|
if value != action.const:
|
|
continue
|
|
if parser.get_default(action.dest) == value:
|
|
continue # Don't add default values
|
|
autogenerated_note_args += action.option_strings[0] + ' '
|
|
if action.const is None: # action takes a parameter
|
|
autogenerated_note_args += '%s ' % value
|
|
if autogenerated_note_args:
|
|
autogenerated_note_args = ' %s %s' % (UTC_ARGS_KEY, autogenerated_note_args[:-1])
|
|
return autogenerated_note_args
|
|
|
|
|
|
def check_for_command(line, parser, args, argv, argparse_callback):
|
|
cmd_m = UTC_ARGS_CMD.match(line)
|
|
if cmd_m:
|
|
cmd = cmd_m.group('cmd').strip().split(' ')
|
|
argv = argv + cmd
|
|
args = parser.parse_args(filter(lambda arg: arg not in args.tests, argv))
|
|
if argparse_callback is not None:
|
|
argparse_callback(args)
|
|
return args, argv
|
|
|
|
def find_arg_in_test(test_info, get_arg_to_check, arg_string, is_global):
|
|
result = get_arg_to_check(test_info.args)
|
|
if not result and is_global:
|
|
# See if this has been specified via UTC_ARGS. This is a "global" option
|
|
# that affects the entire generation of test checks. If it exists anywhere
|
|
# in the test, apply it to everything.
|
|
saw_line = False
|
|
for line_info in test_info.ro_iterlines():
|
|
line = line_info.line
|
|
if not line.startswith(';') and line.strip() != '':
|
|
saw_line = True
|
|
result = get_arg_to_check(line_info.args)
|
|
if result:
|
|
if warn and saw_line:
|
|
# We saw the option after already reading some test input lines.
|
|
# Warn about it.
|
|
print('WARNING: Found {} in line following test start: '.format(arg_string)
|
|
+ line, file=sys.stderr)
|
|
print('WARNING: Consider moving {} to top of file'.format(arg_string),
|
|
file=sys.stderr)
|
|
break
|
|
return result
|
|
|
|
def dump_input_lines(output_lines, test_info, prefix_set, comment_string):
|
|
for input_line_info in test_info.iterlines(output_lines):
|
|
line = input_line_info.line
|
|
args = input_line_info.args
|
|
if line.strip() == comment_string:
|
|
continue
|
|
if line.lstrip().startswith(comment_string):
|
|
m = CHECK_RE.match(line)
|
|
if m and m.group(1) in prefix_set:
|
|
continue
|
|
output_lines.append(line.rstrip('\n'))
|
|
|
|
def add_checks_at_end(output_lines, prefix_list, func_order,
|
|
comment_string, check_generator):
|
|
added = set()
|
|
for prefix in prefix_list:
|
|
prefixes = prefix[0]
|
|
tool_args = prefix[1]
|
|
for prefix in prefixes:
|
|
for func in func_order[prefix]:
|
|
if added:
|
|
output_lines.append(comment_string)
|
|
added.add(func)
|
|
|
|
# The add_*_checks routines expect a run list whose items are
|
|
# tuples that have a list of prefixes as their first element and
|
|
# tool command args string as their second element. They output
|
|
# checks for each prefix in the list of prefixes. By doing so, it
|
|
# implicitly assumes that for each function every run line will
|
|
# generate something for that function. That is not the case for
|
|
# generated functions as some run lines might not generate them
|
|
# (e.g. -fopenmp vs. no -fopenmp).
|
|
#
|
|
# Therefore, pass just the prefix we're interested in. This has
|
|
# the effect of generating all of the checks for functions of a
|
|
# single prefix before moving on to the next prefix. So checks
|
|
# are ordered by prefix instead of by function as in "normal"
|
|
# mode.
|
|
check_generator(output_lines,
|
|
[([prefix], tool_args)],
|
|
func)
|