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comparison python/ppci/codegen/codegen.py @ 334:6f4753202b9a

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Added more recipes
author Windel Bouwman
date Thu, 13 Feb 2014 22:02:08 +0100
parents 56e6ff84f646
children d1ecc493384e
comparison
equal deleted inserted replaced
333:dcae6574c974 334:6f4753202b9a
19 self.ra = RegisterAllocator() 19 self.ra = RegisterAllocator()
20 self.verifier = Verifier() 20 self.verifier = Verifier()
21 21
22 def generateFunc(self, irfunc, outs): 22 def generateFunc(self, irfunc, outs):
23 """ Generate code for one function into a frame """ 23 """ Generate code for one function into a frame """
24 self.logger.info('Generating code for {}'.format(irfunc.name)) 24 self.logger.debug('Generating code for {}'.format(irfunc.name))
25 # Create a frame for this function: 25 # Create a frame for this function:
26 frame = self.target.FrameClass(irfunc.name) 26 frame = self.target.FrameClass(irfunc.name)
27 27
28 # Canonicalize the intermediate language: 28 # Canonicalize the intermediate language:
29 canonicalize(irfunc, frame) 29 canonicalize(irfunc, frame)
30 self.logger.info('after canonicalize', extra={'irfunc': irfunc}) 30 self.logger.debug('after canonicalize', extra={'irfunc': irfunc})
31 self.verifier.verify_function(irfunc) 31 self.verifier.verify_function(irfunc)
32 self.ins_sel.munchFunction(irfunc, frame) 32 self.ins_sel.munchFunction(irfunc, frame)
33 self.logger.info('Selected instructions', extra={'ppci_frame': frame}) 33 self.logger.debug('Selected instructions', extra={'ppci_frame': frame})
34 34
35 # Do register allocation: 35 # Do register allocation:
36 self.ra.allocFrame(frame) 36 self.ra.allocFrame(frame)
37 self.logger.info('Registers allocated, now adding final glue') 37 self.logger.debug('Registers allocated, now adding final glue')
38 # TODO: Peep-hole here? 38 # TODO: Peep-hole here?
39 39
40 # Add label and return and stack adjustment: 40 # Add label and return and stack adjustment:
41 frame.EntryExitGlue3() 41 frame.EntryExitGlue3()
42 42
43 # Materialize the register allocated instructions into a stream of 43 # Materialize the register allocated instructions into a stream of
44 # real instructions. 44 # real instructions.
45 frame.lower_to(outs) 45 frame.lower_to(outs)
46 self.logger.info('Instructions materialized') 46 self.logger.debug('Instructions materialized')
47 return frame 47 return frame
48 48
49 def generate(self, ircode, outs): 49 def generate(self, ircode, outs):
50 """ Generate code into output stream """ 50 """ Generate code into output stream """
51 assert isinstance(ircode, Module) 51 assert isinstance(ircode, Module)