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158
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1 import c3
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2 import time, ppci, x86, ir
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148
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3
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4 testsrc = """
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5 package test;
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6
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7 var u32 c, d;
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8
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9 function void test1()
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10 {
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11 var u32 b;
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12 var int a = 10;
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13 b = 20;
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14 var int buf;
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15 var int i;
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16 i = 2;
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17 var int zero = i - 2;
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18 if (i > 1)
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19 {
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20 buf = b + 22 * i - 13 + (55 * 2 *9-2) / 44 - 1;
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21 }
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22 else
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23 {
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24 ;;;
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25 }
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26
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27 t2(2, 3);
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28 }
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29
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30 function int t2(u32 a, u32 b)
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31 {
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32 if (a > 0)
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33 {
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34 a = 2 + t2(a - 1);
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35 }
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36
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37 return a + b;
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38 }
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39
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40 var int hahaa = 23 * 2;
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41
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42
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43 """
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44
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45 def printAst(ast, indent=''):
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46 print(indent + str(ast))
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47 if isinstance(ast, c3.astnodes.Package):
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48 for s in ast.scope:
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49 printAst(s, indent + ' ')
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50 if isinstance(ast, c3.astnodes.Function):
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51 for s in ast.scope:
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52 printAst(s, indent + ' ')
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53 for c in ast.getChildren():
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54 printAst(c, indent + ' ')
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55
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56 def c3compile(src, diag):
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57 print('[0] source:')
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58 #print(src)
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59 print('[1] parsing')
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60 sema = c3.Semantics(diag)
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61 p = c3.Parser(sema, diag)
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62 tc = c3.TypeChecker(diag)
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63 al = c3.Analyzer(diag)
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64 cg = c3.CodeGenerator()
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65 x86gen = x86.X86CodeGen(diag)
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66 p.parseSource(src)
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67 tc.checkPackage(sema.mod)
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68 print('{0} errors'.format(len(diag.diags)))
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69
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70 for d in diag.diags:
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71 print('ERROR:')
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72 ppci.printError(testsrc, d)
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73 print('[2] ast:')
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74 #printAst(sema.mod)
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75
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76 ok = len(diag.diags) == 0
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77 if ok:
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78 print('Generating ir-code')
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79 i = cg.gencode(sema.mod)
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80 #ir.printIr(i)
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81
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82 print('generating x86 code')
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83
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84 x86gen.genBin(i)
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85
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86 with open('dummydummy.asm', 'w') as f:
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87 f.write('bits 64\n')
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88 for a in x86gen.asm:
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89 f.write(str(a) + '\n')
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90 else:
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91 print('Not generating code')
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92
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93 def do():
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94 diag = ppci.DiagnosticsManager()
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95 c3compile(testsrc, diag)
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96
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97 do()
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98
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