You've already forked linux-packaging-mono
78 lines
2.3 KiB
Python
78 lines
2.3 KiB
Python
#!/usr/bin/python
|
|
|
|
# This creates a CSV file from the output of the debug output of subtarget:
|
|
# llvm-tblgen --gen-subtarget --debug-only=subtarget-emitter
|
|
# With thanks to Dave Estes for mentioning the idea at 2014 LLVM Developers' Meeting
|
|
|
|
import os;
|
|
import sys;
|
|
import re;
|
|
import operator;
|
|
|
|
table = {}
|
|
models = set()
|
|
filt = None
|
|
|
|
def add(instr, model, resource=None):
|
|
global table, models
|
|
|
|
entry = table.setdefault(instr, dict())
|
|
entry[model] = resource
|
|
models.add(model)
|
|
|
|
def filter_model(m):
|
|
global filt
|
|
if m and filt:
|
|
return filt.search(m) != None
|
|
else:
|
|
return True
|
|
|
|
|
|
def display():
|
|
global table, models
|
|
|
|
ordered_table = sorted(table.items(), key=operator.itemgetter(0))
|
|
ordered_models = filter(filter_model, sorted(models))
|
|
|
|
# print header
|
|
sys.stdout.write("instruction")
|
|
for model in ordered_models:
|
|
if not model: model = "default"
|
|
sys.stdout.write(", {}".format(model))
|
|
sys.stdout.write(os.linesep)
|
|
|
|
for (instr, mapping) in ordered_table:
|
|
sys.stdout.write(instr)
|
|
for model in ordered_models:
|
|
if model in mapping:
|
|
sys.stdout.write(", {}".format(mapping[model]))
|
|
else:
|
|
sys.stdout.write(", ")
|
|
sys.stdout.write(os.linesep)
|
|
|
|
|
|
def machineModelCover(path):
|
|
# The interesting bits
|
|
re_sched_default = re.compile("SchedRW machine model for ([^ ]*) (.*)\n");
|
|
re_sched_no_default = re.compile("No machine model for ([^ ]*)\n");
|
|
re_sched_spec = re.compile("InstRW on ([^ ]*) for ([^ ]*) (.*)\n");
|
|
re_sched_no_spec = re.compile("No machine model for ([^ ]*) on processor (.*)\n");
|
|
|
|
# scan the file
|
|
with open(path, 'r') as f:
|
|
for line in f.readlines():
|
|
match = re_sched_default.match(line)
|
|
if match: add(match.group(1), None, match.group(2))
|
|
match = re_sched_no_default.match(line)
|
|
if match: add(match.group(1), None)
|
|
match = re_sched_spec.match(line)
|
|
if match: add(match.group(2), match.group(1), match.group(3))
|
|
match = re_sched_no_default.match(line)
|
|
if match: add(match.group(1), None)
|
|
|
|
display()
|
|
|
|
if len(sys.argv) > 2:
|
|
filt = re.compile(sys.argv[2], re.IGNORECASE)
|
|
machineModelCover(sys.argv[1])
|