#!/usr/bin/python

import sys, os, argparse
import c3, ppci, codegen
import arm_cm3
import codegenarm
import outstream

# Parse arguments:
parser = argparse.ArgumentParser(description='lcfos Compiler')
parser.add_argument('source', type=argparse.FileType('r'), help='the source file to build')
parser.add_argument('-d', '--dumpir', action='store_true', help="Dump IR-code")
parser.add_argument('-o', '--output', help='Output file', metavar='filename')
args = parser.parse_args()

# Front end:
src = args.source.read()
diag = ppci.DiagnosticsManager()
c3b = c3.Builder(diag)

ircode = c3b.build(src)
if not ircode:
    diag.printErrors(src)
    sys.exit(1)

if args.dumpir:
    ircode.dump()

# Code generation:

#cg = codegen.CodeGenerator(arm_cm3.armtarget)
outs = outstream.TextOutputStream()
cg = codegenarm.ArmCodeGenerator(outs)
obj = cg.generate(ircode)

if args.dumpir:
    outs.dump()

if args.output:
    output_filename = args.output
else:
    output_filename = 'lc.output'

# TODO: store data