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1 import unittest, os
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252
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2 import sys
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256
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3 import c3
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4 import ppci
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5 import ir, x86, transform
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6 import optimize
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7
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8 class IrCodeTestCase(unittest.TestCase):
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9 def setUp(self):
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10 self.b = ir.Builder()
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11 self.m = ir.Module('test')
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12 self.b.setModule(self.m)
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13
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14 def testBuilder(self):
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15 f = self.b.newFunction('add')
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16 self.b.setFunction(f)
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17 bb = self.b.newBB()
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18 self.b.setBB(bb)
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19 v1 = self.b.newTmp('t')
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20 self.b.addIns(ir.Return(v1))
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21 self.m.check()
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22 # Run interpreter:
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23 r = self.m.getFunction('add').call(1, 2)
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24 #self.assertEqual(3, r)
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25
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204
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26 class ConstantFolderTestCase(unittest.TestCase):
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27 def setUp(self):
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28 self.b = ir.Builder()
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29 self.cf = transform.ConstantFolder()
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237
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30 self.m = ir.Module('test')
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31 self.b.setModule(self.m)
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32
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33 def testBuilder(self):
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34 f = self.b.newFunction('test')
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35 self.b.setFunction(f)
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36 bb = self.b.newBB()
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37 self.b.setBB(bb)
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38 v1 = self.b.newTmp('t')
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39 v2 = self.b.newTmp('t')
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40 v3 = self.b.newTmp('t')
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41 self.b.addIns(ir.ImmLoad(v1, 5))
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42 self.b.addIns(ir.ImmLoad(v2, 7))
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43 self.b.addIns(ir.BinaryOperator(v3, '+', v1, v2))
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237
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44 self.assertEqual(3, len(self.m.Instructions))
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45 self.cf.run(self.m)
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46 self.assertEqual(3, len(self.m.Instructions))
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47 self.assertIsInstance(self.m.Instructions[-1], ir.ImmLoad)
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48 self.assertEqual(12, self.m.Instructions[-1].value)
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49
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50 def testAdd0(self):
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51 f = self.b.newFunction('test')
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52 self.b.setFunction(f)
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53 bb = self.b.newBB()
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54 self.b.setBB(bb)
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55 v1 = self.b.newTmp('t')
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56 v2 = self.b.newTmp('t')
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57 v3 = self.b.newTmp('t')
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58 self.b.addIns(ir.ImmLoad(v2, 0))
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59 self.b.addIns(ir.BinaryOperator(v3, '+', v1, v2))
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204
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60
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171
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61
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62 testsrc = """
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63 package test2;
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64
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175
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65 function void tesssst(int henkie)
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66 {
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67 var int a, b, cee;
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68 a = 2 * 33 - 12;
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69 b = a * 2 + 13;
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70 a = b + a;
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71 cee = a;
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72 cee = cee * 2 + a + cee * 2;
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73 if (cee + a > b and b *3 - a+8*b== 3*6-b)
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74 {
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75 var int x = a;
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76 x = b * 2 - a;
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77 a = x * x * (x + 22 - a);
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78 }
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79 else
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80 {
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252
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81 a = b + a + (a + b);
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171
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82 }
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83 var int y;
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84 y = a - b * 53;
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85 }
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252
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86 """
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87
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88 testsrc2 = """
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89 function int add2(int x, int y)
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90 {
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91 var int res;
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174
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92 res = x + y + 2 - 7 + 2;
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175
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93 //if (y < 2)
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94 //{
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95 // return y - 33;
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96 //}
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97
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177
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98 res = res + (x + 2 * y) + (x + 2 * y) + (2*8) + (2*8);
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99
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174
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100 if (x > 13)
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101 {
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176
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102 while (y > 1337)
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103 {
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104 res = res + 2;
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105 y = y - 12;
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106 }
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174
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107 }
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108 return res;
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109 }
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110
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111 """
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112
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113 if __name__ == '__main__':
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252
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114 #unittest.main()
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115 #sys.exit()
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116 diag = ppci.DiagnosticsManager()
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117 builder = c3.Builder(diag)
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118 cgenx86 = x86.X86CodeGenSimple(diag)
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119 ir = builder.build(testsrc)
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120 diag.printErrors(testsrc)
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121 ir.check()
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122 ir.dump()
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256
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123 optimize.optimize(ir)
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252
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124 print('dump IR')
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125 print('dump IR')
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126 print('dump IR')
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127 print('dump IR')
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128 ir.dump()
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176
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129
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252
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130 # Dump a graphiz file:
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131 with open('graaf.gv', 'w') as f:
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176
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132 ir.dumpgv(f)
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252
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133 os.system('dot -Tsvg -ograaf.svg graaf.gv')
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134
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135 sys.exit()
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136 asm = cgenx86.genBin(ir)
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137 #for a in asm:
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138 # print(a)
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139 with open('out.asm', 'w') as f:
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171
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140 f.write('BITS 64\n')
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141 for a in asm:
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142 f.write(str(a) + '\n')
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180
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143 print(a)
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144
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