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104
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1 #!/usr/bin/python
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2
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213
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3 import sys, argparse
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205
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4 import c3, ppci, codegen
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5 import codegenarm
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239
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6 from transform import CleanPass, SameImmLoadDeletePass
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205
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7 import outstream
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246
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8 import hexfile
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105
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9
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205
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10 # Parse arguments:
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204
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11 parser = argparse.ArgumentParser(description='lcfos Compiler')
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213
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12 parser.add_argument('source', type=argparse.FileType('r'), \
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13 help='the source file to build')
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205
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14 parser.add_argument('-d', '--dumpir', action='store_true', help="Dump IR-code")
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15 parser.add_argument('-o', '--output', help='Output file', metavar='filename')
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246
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16 parser.add_argument('--hexfile', help='Output hexfile', type=argparse.FileType('w'))
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104
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17
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249
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18 def zcc(src, outs, diag, dumpir=False):
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207
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19 # Front end:
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20 c3b = c3.Builder(diag)
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21 ircode = c3b.build(src)
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22 if not ircode:
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249
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23 return
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24
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219
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25 # Optimization passes:
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239
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26 ircode.check()
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219
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27 cp = CleanPass()
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28 cp.run(ircode)
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239
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29 ircode.check()
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30 sidp = SameImmLoadDeletePass()
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31 sidp.run(ircode)
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32 ircode.check()
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219
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33
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249
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34 if dumpir:
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207
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35 ircode.dump()
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249
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36
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207
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37 # Code generation:
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38 cg = codegenarm.ArmCodeGenerator(outs)
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39 obj = cg.generate(ircode)
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249
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40 return True
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41
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42 def main(args):
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43 src = args.source.read()
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44 args.source.close()
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45 diag = ppci.DiagnosticsManager()
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46 outs = outstream.TextOutputStream()
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47
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48 # Invoke compiler:
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49 res = zcc(src, outs, diag, dumpir=args.dumpir)
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50 if not res:
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51 diag.printErrors(src)
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52 sys.exit(1)
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205
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53
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207
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54 if args.dumpir:
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55 outs.dump()
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105
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56
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237
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57 code_bytes = outs.sections['code'].to_bytes()
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238
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58 #print('bytes:', code_bytes)
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207
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59 if args.output:
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60 output_filename = args.output
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61 else:
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237
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62 output_filename = 'b.output'
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249
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63
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237
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64 with open(output_filename, 'wb') as f:
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65 f.write(code_bytes)
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104
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66
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246
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67 if args.hexfile:
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68 hf = hexfile.HexFile()
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69 hf.addRegion(0x08000000, code_bytes)
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70 hf.save(args.hexfile)
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71
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207
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72 if __name__ == '__main__':
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213
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73 arguments = parser.parse_args()
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74 main(arguments)
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205
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75
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