Inch toward compiling statics.
Chris Pressey
7 years ago
| 30 | 30 | self.routines = {} |
| 31 | 31 | self.labels = {} |
| 32 | 32 | self.trampolines = {} # Location -> Label |
| 33 | self.current_routine = None | |
| 33 | 34 | |
| 34 | 35 | # helper methods |
| 35 | 36 | |
| 57 | 58 | return length |
| 58 | 59 | |
| 59 | 60 | def get_label(self, name): |
| 61 | if self.current_routine and hasattr(self.current_routine, 'statics'): | |
| 62 | for static in self.current_routine.statics: | |
| 63 | if static.location.name == name: | |
| 64 | raise NotImplementedError("static " + name) | |
| 60 | 65 | return self.labels[name] |
| 61 | 66 | |
| 62 | 67 | # visitor methods |
| 111 | 116 | |
| 112 | 117 | |
| 113 | 118 | def compile_routine(self, routine): |
| 119 | self.current_routine = routine | |
| 114 | 120 | assert isinstance(routine, Routine) |
| 115 | 121 | if routine.block: |
| 116 | 122 | self.emitter.resolve_label(self.get_label(routine.name)) |
| 117 | 123 | self.compile_block(routine.block) |
| 118 | 124 | self.emitter.emit(RTS()) |
| 125 | self.current_routine = None | |
| 119 | 126 | |
| 120 | 127 | def compile_block(self, block): |
| 121 | 128 | assert isinstance(block, Block) |