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comparison python/zcc.py @ 290:7b38782ed496

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author Windel Bouwman
date Sun, 24 Nov 2013 11:24:15 +0100
parents bd2593de3ff8
children 534b94b40aa8
comparison
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289:bd2593de3ff8 290:7b38782ed496
5 import logging 5 import logging
6 6
7 import c3 7 import c3
8 import ppci 8 import ppci
9 import codegen 9 import codegen
10 import codegenarm
11 from optimize import optimize
12 import outstream 10 import outstream
13 import hexfile 11 import hexfile
12 import target
14 13
15 14
16 logformat='%(asctime)s|%(levelname)s|%(name)s|%(message)s' 15 logformat='%(asctime)s|%(levelname)s|%(name)s|%(message)s'
17 16
18 17
21 if not isinstance(numeric_level, int): 20 if not isinstance(numeric_level, int):
22 raise ValueError('Invalid log level: {}'.format(s)) 21 raise ValueError('Invalid log level: {}'.format(s))
23 return numeric_level 22 return numeric_level
24 23
25 24
25 target_list = [target.armtarget]
26 targetnames = {t.name: t for t in target_list}
27
26 # Parse arguments: 28 # Parse arguments:
27 parser = argparse.ArgumentParser(description='lcfos Compiler') 29 parser = argparse.ArgumentParser(description='lcfos Compiler')
28 # Input: 30 # Input:
29 parser.add_argument('source', type=argparse.FileType('r'), \ 31 parser.add_argument('source', type=argparse.FileType('r'), \
30 help='the source file to build', nargs="+") 32 help='the source file to build', nargs="+")
31 parser.add_argument('-i', '--import', type=argparse.FileType('r'), \ 33 parser.add_argument('-i', '--imp', type=argparse.FileType('r'), \
32 help='Possible import module', action='append') 34 help='Possible import module', action='append')
33 35
34 parser.add_argument('--dumpir', action='store_true', help="Dump IR-code") 36 parser.add_argument('--dumpir', action='store_true', help="Dump IR-code")
35 parser.add_argument('--dumpasm', action='store_true', help="Dump ASM-code") 37 parser.add_argument('--dumpasm', action='store_true', help="Dump ASM-code")
36 parser.add_argument('--optimize', action='store_true', help="Optimize") 38 parser.add_argument('--optimize', action='store_true', help="Optimize")
37 parser.add_argument('--target', help="Backend selection") 39 parser.add_argument('--target', help="Backend selection",
40 choices=targetnames.keys())
38 parser.add_argument('-o', '--output', help='Output file', metavar='filename') 41 parser.add_argument('-o', '--output', help='Output file', metavar='filename')
39 parser.add_argument('--hexfile', help='Output hexfile', type=argparse.FileType('w')) 42 parser.add_argument('--hexfile', help='Output hexfile',
43 type=argparse.FileType('w'))
40 parser.add_argument('--log', help='Log level (INFO,DEBUG)', type=logLevel) 44 parser.add_argument('--log', help='Log level (INFO,DEBUG)', type=logLevel)
41 45
42 46
43 def zcc(srcs, imps, outs, diag, dumpir=False): 47 def zcc(srcs, imps, outs, diag, dumpir=False):
44 """ 48 """
46 Sources is an iterable of open files. 50 Sources is an iterable of open files.
47 """ 51 """
48 logging.info('Zcc started') 52 logging.info('Zcc started')
49 # Front end: 53 # Front end:
50 c3b = c3.Builder(diag) 54 c3b = c3.Builder(diag)
55 tg = target.armtarget.armtarget
56 # TODO select target here!
57 cg = codegen.CodeGenerator(outs, tg)
51 for ircode in c3b.build(srcs, imps): 58 for ircode in c3b.build(srcs, imps):
52 if not ircode: 59 if not ircode:
53 return 60 return
54 61
55 # Optimization passes: 62 # Optimization passes, TODO
56 optimize(ircode)
57 63
58 if dumpir: 64 if dumpir:
59 ircode.dump() 65 ircode.dump()
60 66
61 # TODO select target here!
62 # Code generation: 67 # Code generation:
63 codegenarm.ArmCodeGenerator(outs).generate(ircode) 68 cg.generate(ircode)
64 return c3b.ok 69 return c3b.ok
65 70
66 71
67 def main(args): 72 def main(args):
68 logging.basicConfig(format=logformat, level=args.log) 73 logging.basicConfig(format=logformat, level=args.log)
69 src = args.source 74 src = args.source
70 imps = getattr(args, 'import') 75 imps = args.imp
71 diag = ppci.DiagnosticsManager() 76 diag = ppci.DiagnosticsManager()
72 outs = outstream.TextOutputStream() 77 outs = outstream.TextOutputStream()
73 78
74 # Invoke compiler: 79 # Invoke compiler:
75 res = zcc(src, imps, outs, diag, dumpir=args.dumpir) 80 res = zcc(src, imps, outs, diag, dumpir=args.dumpir)