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annotate python/c3/builder.py @ 287:1c7c1e619be8

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File movage
author Windel Bouwman
date Thu, 21 Nov 2013 11:57:27 +0100
parents e64bae57cda8
children a747a45dcd78
rev   line source
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1 import logging
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2 import ppci
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3 from . import Parser, TypeChecker, Analyzer, CodeGenerator
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4 from . astprinter import AstPrinter
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5 import glob
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7
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8 class Builder:
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9 """
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10 Generates IR-code from c3 source.
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11 Reports errors to the diagnostics system
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12 """
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13 def __init__(self, diag):
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14 self.logger = logging.getLogger('c3')
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15 self.diag = diag
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16 self.parser = Parser(diag)
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17 self.tc = TypeChecker(diag)
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18 self.al = Analyzer(diag)
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19 self.cg = CodeGenerator()
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20 self.packages = {}
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21
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22 def getPackage(self, pname):
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23 """ package provider for use when analyzing """
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24 if pname in self.packages:
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25 return self.packages[pname]
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26
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27 def checkSource(self, srcs, imps=[]):
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28 """ Performs syntax and type check. """
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29 # Parse source:
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30 for src in srcs:
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31 pkg = self.parser.parseSource(src)
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32 src.close()
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33 if not pkg:
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34 return
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35 # Store for later use:
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36 self.packages[pkg.name] = pkg
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37
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38 for pkg in self.packages.values():
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39 # Only return ircode when everything is OK
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40 # TODO: merge the two below?
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41 if not self.al.analyzePackage(pkg, self):
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42 return
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43 if not self.tc.checkPackage(pkg):
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44 return
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45 yield pkg
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46
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47 def build(self, srcs, imps=[]):
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48 """ Create IR-code from sources """
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49 for pkg in self.checkSource(srcs, imps):
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50 yield self.cg.gencode(pkg)
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