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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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207
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18 def main(args):
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19 # Front end:
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20 src = args.source.read()
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21 args.source.close()
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22 diag = ppci.DiagnosticsManager()
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23 c3b = c3.Builder(diag)
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204
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24
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207
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25 ircode = c3b.build(src)
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26 if not ircode:
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27 diag.printErrors(src)
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28 sys.exit(1)
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104
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29
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219
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30 # Optimization passes:
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239
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31 ircode.check()
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219
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32 cp = CleanPass()
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33 cp.run(ircode)
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239
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34 ircode.check()
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35 sidp = SameImmLoadDeletePass()
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36 sidp.run(ircode)
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37 ircode.check()
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219
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38
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207
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39 if args.dumpir:
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40 ircode.dump()
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41 # Code generation:
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205
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42
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207
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43 #cg = codegen.CodeGenerator(arm_cm3.armtarget)
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44 outs = outstream.TextOutputStream()
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45 cg = codegenarm.ArmCodeGenerator(outs)
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46 obj = cg.generate(ircode)
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205
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47
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207
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48 if args.dumpir:
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49 outs.dump()
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105
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50
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237
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51 code_bytes = outs.sections['code'].to_bytes()
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238
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52 #print('bytes:', code_bytes)
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207
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53 if args.output:
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54 output_filename = args.output
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55 else:
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237
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56 output_filename = 'b.output'
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57 with open(output_filename, 'wb') as f:
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58 f.write(code_bytes)
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104
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59
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246
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60 if args.hexfile:
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61 hf = hexfile.HexFile()
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62 hf.addRegion(0x08000000, code_bytes)
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63 hf.save(args.hexfile)
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64
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207
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65 if __name__ == '__main__':
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213
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66 arguments = parser.parse_args()
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67 main(arguments)
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205
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68
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