Mercurial > lcfOS

comparison python/c3/codegenerator.py @ 204:de3a68f677a5

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Added long comment to c3 parser
author Windel Bouwman
date Fri, 21 Jun 2013 15:01:08 +0200
parents 46d62dadd61b
children d77cb5962cc5
comparison
equal deleted inserted replaced
203:ca1ea402f6a1 204:de3a68f677a5
17 # inner helpers: 17 # inner helpers:
18 def genModule(self, pkg): 18 def genModule(self, pkg):
19 # Take care of forward declarations: 19 # Take care of forward declarations:
20 for s in pkg.scope: 20 for s in pkg.scope:
21 if type(s) is astnodes.Function: 21 if type(s) is astnodes.Function:
22 f = self.builder.newFunc(s.name) 22 f = self.builder.newFunction(s.name)
23 self.funcMap[s] = f 23 self.funcMap[s] = f
24 for s in pkg.scope: 24 for s in pkg.scope:
25 if type(s) is astnodes.Variable: 25 if type(s) is astnodes.Variable:
26 v = self.builder.newTmp(s.name) 26 v = self.builder.newTmp(s.name)
27 #self.builder.addIns(ir.Alloc(v)) 27 #self.builder.addIns(ir.Alloc(v))
28 self.varMap[s] = v 28 self.varMap[s] = v
29 elif type(s) is astnodes.Function: 29 elif type(s) is astnodes.Function:
30 # TODO: handle arguments 30 # TODO: handle arguments
31 f = self.funcMap[s] 31 f = self.funcMap[s]
32 self.builder.setFunc(f) 32 self.builder.setFunction(f)
33 bb = self.builder.newBB() 33 bb = self.builder.newBB()
34 f.entry = bb 34 f.entry = bb
35 self.builder.setBB(bb) 35 self.builder.setBB(bb)
36 # generate room for locals: 36 # generate room for locals:
37 37
43 self.varMap[sym] = v 43 self.varMap[sym] = v
44 44
45 self.genCode(s.body) 45 self.genCode(s.body)
46 # TODO handle return? 46 # TODO handle return?
47 self.builder.addIns(ir.Return()) 47 self.builder.addIns(ir.Return())
48 self.builder.setFunc(None) 48 self.builder.setFunction(None)
49 else: 49 else:
50 print(s) 50 print(s)
51 51
52 def genCode(self, code): 52 def genCode(self, code):
53 if type(code) is astnodes.CompoundStatement: 53 if type(code) is astnodes.CompoundStatement: