First cut at building fallthru map. Needs tests.
Chris Pressey
4 years ago
| 56 | 56 |
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| 57 | 57 |
analyzer = Analyzer(debug=options.debug)
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| 58 | 58 |
analyzer.analyze_program(program)
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if options.dump_fallthru_map:
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import json
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sys.stdout.write(json.dumps(program.fallthru_map, indent=4, sort_keys=True))
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sys.stdout.write("\n")
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| 59 | 64 |
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if options.analyze_only:
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| 61 | 66 |
return
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'filenames', metavar='FILENAME', type=str, nargs='+',
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help="The SixtyPical source files to compile."
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)
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argparser.add_argument(
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"--analyze-only",
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action="store_true",
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help="Only parse and analyze the program; do not compile it."
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)
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| 128 | 129 |
argparser.add_argument(
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"--origin", type=str, default='0xc000',
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help="Location in memory where the `main` routine will be "
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"Also sets the origin and format. "
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"Options are: c64, vic20, atari2600."
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)
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argparser.add_argument(
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"--debug",
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"--analyze-only",
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action="store_true",
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help="Display debugging information when analyzing and compiling."
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help="Only parse and analyze the program; do not compile it."
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)
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argparser.add_argument(
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"--dump-fallthru-map",
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action="store_true",
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help="Dump the fallthru map to stdout after analyzing the program."
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)
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| 150 | 157 |
argparser.add_argument(
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| 151 | 158 |
"--parse-only",
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| 152 | 159 |
action="store_true",
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| 153 | 160 |
help="Only parse the program; do not analyze or compile it."
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)
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argparser.add_argument(
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"--debug",
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action="store_true",
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help="Display debugging information when analyzing and compiling."
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| 154 | 166 |
)
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| 155 | 167 |
argparser.add_argument(
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| 156 | 168 |
"--traceback",
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| 309 | 309 |
def analyze_program(self, program):
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| 310 | 310 |
assert isinstance(program, Program)
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| 311 | 311 |
self.routines = {r.location: r for r in program.routines}
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fallthru_map = {}
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| 312 | 313 |
for routine in program.routines:
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self.analyze_routine(routine)
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context = self.analyze_routine(routine)
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if context:
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for encountered_goto in context.encountered_gotos():
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fallthru_map.setdefault(encountered_goto.name, set()).add(routine.name)
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program.fallthru_map = dict([(k, list(v)) for k, v in fallthru_map.iteritems()])
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| 314 | 319 |
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| 315 | 320 |
def analyze_routine(self, routine):
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| 316 | 321 |
assert isinstance(routine, Routine)
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| 352 | 357 |
if ref not in type_.outputs and ref not in type_.trashes and not routine_has_static(routine, ref):
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| 353 | 358 |
raise ForbiddenWriteError(routine, ref.name)
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| 354 | 359 |
self.current_routine = None
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return context
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| 355 | 361 |
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| 356 | 362 |
def analyze_block(self, block, context):
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| 357 | 363 |
assert isinstance(block, Block)
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