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authorpatrick <patrick@openbsd.org>2020-08-03 15:06:44 +0000
committerpatrick <patrick@openbsd.org>2020-08-03 15:06:44 +0000
commitb64793999546ed8adebaeebd9d8345d18db8927d (patch)
tree4357c27b561d73b0e089727c6ed659f2ceff5f47 /gnu/llvm/utils/update_llc_test_checks.py
parentAdd support for UTF-8 DISPLAY-HINTs with octet length. For now only (diff)
downloadwireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.tar.xz
wireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.zip
Remove LLVM 8.0.1 files.
Diffstat (limited to 'gnu/llvm/utils/update_llc_test_checks.py')
-rwxr-xr-xgnu/llvm/utils/update_llc_test_checks.py179
1 files changed, 0 insertions, 179 deletions
diff --git a/gnu/llvm/utils/update_llc_test_checks.py b/gnu/llvm/utils/update_llc_test_checks.py
deleted file mode 100755
index 960fee232dc..00000000000
--- a/gnu/llvm/utils/update_llc_test_checks.py
+++ /dev/null
@@ -1,179 +0,0 @@
-#!/usr/bin/env python
-
-"""A test case update script.
-
-This script is a utility to update LLVM 'llc' based test cases with new
-FileCheck patterns. It can either update all of the tests in the file or
-a single test function.
-"""
-
-from __future__ import print_function
-
-import argparse
-import os # Used to advertise this file's name ("autogenerated_note").
-import string
-import subprocess
-import sys
-import re
-
-from UpdateTestChecks import asm, common
-
-ADVERT = '; NOTE: Assertions have been autogenerated by '
-
-
-def main():
- parser = argparse.ArgumentParser(description=__doc__)
- parser.add_argument('-v', '--verbose', action='store_true',
- help='Show verbose output')
- parser.add_argument('--llc-binary', default='llc',
- help='The "llc" binary to use to generate the test case')
- parser.add_argument(
- '--function', help='The function in the test file to update')
- parser.add_argument(
- '--extra_scrub', action='store_true',
- help='Always use additional regex to further reduce diffs between various subtargets')
- parser.add_argument(
- '--x86_scrub_rip', action='store_true', default=True,
- help='Use more regex for x86 matching to reduce diffs between various subtargets')
- parser.add_argument(
- '--no_x86_scrub_rip', action='store_false', dest='x86_scrub_rip')
- parser.add_argument('tests', nargs='+')
- args = parser.parse_args()
-
- autogenerated_note = (ADVERT + 'utils/' + os.path.basename(__file__))
-
- for test in args.tests:
- if args.verbose:
- print('Scanning for RUN lines in test file: %s' % (test,), file=sys.stderr)
- with open(test) as f:
- input_lines = [l.rstrip() for l in f]
-
- triple_in_ir = None
- for l in input_lines:
- m = common.TRIPLE_IR_RE.match(l)
- if m:
- triple_in_ir = m.groups()[0]
- break
-
- raw_lines = [m.group(1)
- for m in [common.RUN_LINE_RE.match(l) for l in input_lines] if m]
- run_lines = [raw_lines[0]] if len(raw_lines) > 0 else []
- for l in raw_lines[1:]:
- if run_lines[-1].endswith("\\"):
- run_lines[-1] = run_lines[-1].rstrip("\\") + " " + l
- else:
- run_lines.append(l)
-
- if args.verbose:
- print('Found %d RUN lines:' % (len(run_lines),), file=sys.stderr)
- for l in run_lines:
- print(' RUN: ' + l, file=sys.stderr)
-
- run_list = []
- for l in run_lines:
- commands = [cmd.strip() for cmd in l.split('|', 1)]
- llc_cmd = commands[0]
-
- triple_in_cmd = None
- m = common.TRIPLE_ARG_RE.search(llc_cmd)
- if m:
- triple_in_cmd = m.groups()[0]
-
- filecheck_cmd = ''
- if len(commands) > 1:
- filecheck_cmd = commands[1]
- if not llc_cmd.startswith('llc '):
- print('WARNING: Skipping non-llc RUN line: ' + l, file=sys.stderr)
- continue
-
- if not filecheck_cmd.startswith('FileCheck '):
- print('WARNING: Skipping non-FileChecked RUN line: ' + l, file=sys.stderr)
- continue
-
- llc_cmd_args = llc_cmd[len('llc'):].strip()
- llc_cmd_args = llc_cmd_args.replace('< %s', '').replace('%s', '').strip()
-
- check_prefixes = [item for m in common.CHECK_PREFIX_RE.finditer(filecheck_cmd)
- for item in m.group(1).split(',')]
- if not check_prefixes:
- check_prefixes = ['CHECK']
-
- # FIXME: We should use multiple check prefixes to common check lines. For
- # now, we just ignore all but the last.
- run_list.append((check_prefixes, llc_cmd_args, triple_in_cmd))
-
- func_dict = {}
- for p in run_list:
- prefixes = p[0]
- for prefix in prefixes:
- func_dict.update({prefix: dict()})
- for prefixes, llc_args, triple_in_cmd in run_list:
- if args.verbose:
- print('Extracted LLC cmd: llc ' + llc_args, file=sys.stderr)
- print('Extracted FileCheck prefixes: ' + str(prefixes), file=sys.stderr)
-
- raw_tool_output = common.invoke_tool(args.llc_binary, llc_args, test)
- if not (triple_in_cmd or triple_in_ir):
- print("Cannot find a triple. Assume 'x86'", file=sys.stderr)
-
- asm.build_function_body_dictionary_for_triple(args, raw_tool_output,
- triple_in_cmd or triple_in_ir or 'x86', prefixes, func_dict)
-
- is_in_function = False
- is_in_function_start = False
- func_name = None
- prefix_set = set([prefix for p in run_list for prefix in p[0]])
- if args.verbose:
- print('Rewriting FileCheck prefixes: %s' % (prefix_set,), file=sys.stderr)
- output_lines = []
- output_lines.append(autogenerated_note)
-
- for input_line in input_lines:
- if is_in_function_start:
- if input_line == '':
- continue
- if input_line.lstrip().startswith(';'):
- m = common.CHECK_RE.match(input_line)
- if not m or m.group(1) not in prefix_set:
- output_lines.append(input_line)
- continue
-
- # Print out the various check lines here.
- asm.add_asm_checks(output_lines, ';', run_list, func_dict, func_name)
- is_in_function_start = False
-
- if is_in_function:
- if common.should_add_line_to_output(input_line, prefix_set):
- # This input line of the function body will go as-is into the output.
- output_lines.append(input_line)
- else:
- continue
- if input_line.strip() == '}':
- is_in_function = False
- continue
-
- # Discard any previous script advertising.
- if input_line.startswith(ADVERT):
- continue
-
- # If it's outside a function, it just gets copied to the output.
- output_lines.append(input_line)
-
- m = common.IR_FUNCTION_RE.match(input_line)
- if not m:
- continue
- func_name = m.group(1)
- if args.function is not None and func_name != args.function:
- # When filtering on a specific function, skip all others.
- continue
- is_in_function = is_in_function_start = True
-
- if args.verbose:
- print('Writing %d lines to %s...' % (len(output_lines), test), file=sys.stderr)
-
- with open(test, 'wb') as f:
- f.writelines([l + '\n' for l in output_lines])
-
-
-if __name__ == '__main__':
- main()