annotate test/testthumbasm.py @ 382:0c44e494ef58

Made lexer more generic
author Windel Bouwman
date Sun, 27 Apr 2014 12:24:21 +0200
parents 6df89163e114
children 173e20a47fda
rev   line source
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1 import unittest
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2 from ppci.outstream import BinaryOutputStream
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3 from ppci.objectfile import ObjectFile
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4 from testasm import AsmTestCaseBase
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5 from ppci.target.target_list import thumb_target
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6
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7
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8 class ThumbAssemblerTestCase(AsmTestCaseBase):
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9 def setUp(self):
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10 self.t = thumb_target
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11 self.obj = ObjectFile()
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12 self.ostream = BinaryOutputStream(self.obj)
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13 self.ostream.select_section('.text')
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14 self.assembler = thumb_target.assembler
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15
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16 def testMovImm8(self):
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17 self.feed('mov r4, 100')
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18 self.check('6424')
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19
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20 @unittest.skip
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21 def testMovExt(self):
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22 self.feed('mov r3, sp')
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23 self.check('')
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24
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25 def testYield(self):
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26 self.feed('yield')
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27 self.check('10bf')
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28
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29 def testPush(self):
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30 self.feed('push {r2,r3,lr}')
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31 self.check('0cb5')
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32
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33 def testPop(self):
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34 self.feed('pop {r4-r6, pc}')
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35 self.check('70bd')
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36
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37 def testStr5(self):
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38 self.feed('str r4, [r1 + 0]')
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39 self.check('0c60')
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40
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41 def testLdr5(self):
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42 self.feed('ldr r4, [r0 + 0]')
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43 self.check('0468')
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44
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45 def testLdrSpRel(self):
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46 self.feed('ldr r0, [sp + 4]')
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47 self.check('0198')
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48
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49 def testStrSpRel(self):
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50 self.feed('str r0, [sp + 4]')
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51 self.check('0190')
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52
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53 def testLdrPcRel(self):
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54 self.feed('ldr r7, henkie')
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55 self.feed('ldr r6, henkie')
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56 self.feed('ldr r1, henkie')
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57 self.feed('align 4')
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58 self.feed('dcd 1')
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59 self.feed('henkie: dcd 2')
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60 self.check('024F024E 01490000 01000000 02000000')
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61
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62 def testBranch(self):
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63 self.feed('start: b henkie')
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64 self.feed('beq henkie')
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65 self.feed('bne henkie')
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66 self.feed('henkie: b start')
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67 self.feed('eof: b eof')
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68 self.check('01e000d0 ffd1fbe7 fee7')
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69
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70 def testConditions(self):
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71 self.feed('blt x')
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72 self.feed('bgt x')
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73 self.feed('x:')
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74 self.check('00dbffdc')
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75
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76 def testBoff(self):
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77 self.feed('b henkie')
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78 self.feed('b henkie')
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79 self.feed('b henkie')
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80 self.feed('b henkie')
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81 self.feed('b henkie')
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82 self.feed('b henkie')
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83 self.feed('b henkie')
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84 self.feed('henkie:')
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85 self.feed('b henkie')
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86 self.feed('b henkie')
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87 self.feed('b henkie')
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88 self.feed('b henkie')
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89 self.check('05e004e0 03e002e0 01e000e0 ffe7fee7 fde7fce7 fbe7')
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90
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91 def testBl(self):
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92 self.feed('bl henkie')
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93 self.feed('bl henkie')
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94 self.feed('henkie:')
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95 self.feed('bl henkie')
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96 self.feed('bl henkie')
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97 self.check('00f0 02f8 00f0 00f8 fff7 feff fff7 fcff')
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98
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99 def testCmpRegReg(self):
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100 self.feed('cmp r0, r1')
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101 self.check('8842')
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102
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103 def testAddimm3(self):
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104 self.feed('add r3, r5, 2')
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105 self.feed('add r4, r1, 6')
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106 self.check('ab1c8c1d')
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107
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108 def testSubImm3(self):
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109 self.feed('sub r3, r5, 2')
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110 self.feed('sub r4, r1, 6')
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111 self.check('ab1e8c1f')
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112
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113 def testLeftShift(self):
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114 self.feed('lsl r3, r5')
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115 self.check('ab40')
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116
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117 def testAddSp(self):
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118 self.feed('add sp,sp,8')
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119 self.feed('add sp,sp,16')
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120 self.check('02b004b0')
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121
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122 def testSubSp(self):
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123 self.feed('sub sp,sp,32')
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124 self.feed('sub sp,sp,4')
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125 self.check('88b081b0')
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126
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127 def testSequence1(self):
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128 self.feed('mov r5, 3')
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129 self.feed('add r4, r5, 0')
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130 self.feed('loop: add r6, r4, 7')
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131 self.feed('cmp r6, 5')
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132 self.check('0325 2c1c e61d 052e')
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133
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134 def testSequence2(self):
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135 self.feed('henkie:')
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136 self.feed('push {r1,r4,r5}')
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137 self.feed('add r5, r2, r4')
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138 self.feed('cmp r4, r2')
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139 self.feed('ldr r0, [sp + 4]')
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140 self.feed('str r3, [sp + 16]')
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141 self.feed('pop {r1, r4, r5}')
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142 self.feed('lsl r3, r4')
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143 self.feed('cmp r3, r5')
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144 self.feed('beq henkie')
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145 self.feed('bne henkie')
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146 self.feed('b henkie')
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147 self.check('32b41519 94420198 049332bc a340ab42 f6d0f5d1 f4e7')
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148