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Rev | Author | Line No. | Line |
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31 | halyavin | 1 | |
2 | ; Copyright (c) 1999-2005, Tomasz Grysztar. |
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3 | ; All rights reserved. |
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4 | |||
5 | |||
6 | mov edi,characters |
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7 | mov ecx,100h |
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8 | xor al,al |
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9 | make_characters_table: |
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10 | stosb |
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11 | inc al |
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12 | loop make_characters_table |
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13 | mov esi,characters+'a' |
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14 | mov edi,characters+'A' |
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15 | mov ecx,26 |
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16 | rep movsb |
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17 | mov edi,characters |
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18 | mov esi,symbol_characters+1 |
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19 | movzx ecx,byte [esi-1] |
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20 | xor eax,eax |
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21 | mark_symbol_characters: |
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22 | lodsb |
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23 | mov byte [edi+eax],0 |
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24 | loop mark_symbol_characters |
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25 | mov edi,locals_counter |
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26 | mov al,7 |
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27 | stos byte [edi] |
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28 | movzx ecx,al |
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29 | mov al,'0' |
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30 | rep stos byte [edi] |
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31 | mov edi,[memory_start] |
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32 | mov [include_paths],edi |
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33 | mov esi,include_variable |
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34 | call get_environment_variable |
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35 | xor al,al |
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36 | stosb |
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37 | mov [memory_start],edi |
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38 | mov eax,[additional_memory] |
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39 | mov [free_additional_memory],eax |
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40 | mov eax,[additional_memory_end] |
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41 | mov [labels_list],eax |
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42 | xor eax,eax |
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43 | mov [display_buffer],eax |
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44 | mov [hash_tree],eax |
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45 | mov [macro_status],al |
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46 | mov esi,[input_file] |
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47 | mov edx,esi |
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48 | call open |
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49 | jc main_file_not_found |
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50 | mov edi,[memory_start] |
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51 | call preprocess_file |
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52 | mov eax,[error_line] |
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53 | mov [current_line],eax |
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54 | cmp [macro_status],0 |
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55 | jne incomplete_macro |
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56 | mov [source_start],edi |
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57 | ret |
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58 | |||
59 | |||
60 | push [memory_end] |
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61 | push esi |
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62 | mov al,2 |
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63 | xor edx,edx |
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64 | call lseek |
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65 | push eax |
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66 | xor al,al |
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67 | xor edx,edx |
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68 | call lseek |
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69 | pop ecx |
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70 | mov edx,[memory_end] |
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71 | dec edx |
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72 | mov byte [edx],1Ah |
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73 | sub edx,ecx |
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74 | jc out_of_memory |
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75 | mov esi,edx |
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76 | cmp edx,edi |
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77 | jbe out_of_memory |
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78 | mov [memory_end],edx |
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79 | call read |
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80 | call close |
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81 | pop edx |
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82 | xor ecx,ecx |
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83 | mov ebx,esi |
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84 | preprocess_source: |
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85 | inc ecx |
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86 | mov [current_line],edi |
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87 | mov eax,edx |
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88 | stos dword [edi] |
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89 | mov eax,ecx |
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90 | stos dword [edi] |
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91 | mov eax,esi |
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92 | sub eax,ebx |
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93 | stos dword [edi] |
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94 | xor eax,eax |
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95 | stos dword [edi] |
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96 | push ebx edx |
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97 | call convert_line |
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98 | call preprocess_line |
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99 | pop edx ebx |
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100 | next_line: |
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101 | cmp byte [esi-1],1Ah |
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102 | jne preprocess_source |
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103 | file_end: |
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104 | pop [memory_end] |
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105 | clc |
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106 | ret |
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107 | |||
108 | |||
109 | push ecx |
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110 | test [macro_status],0Fh |
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111 | jz convert_line_data |
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112 | mov ax,3Bh |
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113 | stos word [edi] |
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114 | convert_line_data: |
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115 | cmp edi,[memory_end] |
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116 | jae out_of_memory |
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117 | lods byte [esi] |
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118 | cmp al,20h |
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119 | je convert_line_data |
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120 | cmp al,9 |
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121 | je convert_line_data |
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122 | mov ah,al |
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123 | mov ebx,characters |
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124 | xlat byte [ebx] |
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125 | or al,al |
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126 | jz convert_separator |
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127 | cmp ah,27h |
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128 | je convert_string |
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129 | cmp ah,22h |
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130 | je convert_string |
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131 | mov byte [edi],1Ah |
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132 | scas word [edi] |
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133 | xchg al,ah |
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134 | stos byte [edi] |
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135 | mov ebx,characters |
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136 | xor ecx,ecx |
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137 | convert_symbol: |
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138 | lods byte [esi] |
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139 | stos byte [edi] |
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140 | xlat byte [ebx] |
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141 | or al,al |
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142 | loopnzd convert_symbol |
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143 | neg ecx |
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144 | cmp ecx,255 |
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145 | ja name_too_long |
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146 | mov ebx,edi |
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147 | sub ebx,ecx |
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148 | mov byte [ebx-2],cl |
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149 | found_separator: |
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150 | dec edi |
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151 | mov ah,[esi-1] |
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152 | convert_separator: |
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153 | xchg al,ah |
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154 | cmp al,20h |
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155 | jb control_character |
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156 | je convert_line_data |
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157 | symbol_character: |
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158 | cmp al,3Bh |
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159 | je ignore_comment |
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160 | cmp al,5Ch |
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161 | je backslash_character |
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162 | stos byte [edi] |
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163 | jmp convert_line_data |
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164 | control_character: |
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165 | cmp al,1Ah |
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166 | je line_end |
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167 | cmp al,0Dh |
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168 | je cr_character |
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169 | cmp al,0Ah |
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170 | je lf_character |
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171 | cmp al,9 |
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172 | je convert_line_data |
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173 | or al,al |
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174 | jnz symbol_character |
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175 | jmp line_end |
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176 | lf_character: |
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177 | lods byte [esi] |
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178 | cmp al,0Dh |
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179 | je line_end |
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180 | dec esi |
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181 | jmp line_end |
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182 | cr_character: |
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183 | lods byte [esi] |
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184 | cmp al,0Ah |
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185 | je line_end |
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186 | dec esi |
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187 | jmp line_end |
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188 | convert_string: |
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189 | mov al,22h |
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190 | stos byte [edi] |
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191 | scas dword [edi] |
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192 | mov ebx,edi |
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193 | copy_string: |
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194 | lods byte [esi] |
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195 | stos byte [edi] |
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196 | cmp al,0Ah |
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197 | je missing_end_quote |
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198 | cmp al,0Dh |
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199 | je missing_end_quote |
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200 | or al,al |
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201 | jz missing_end_quote |
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202 | cmp al,1Ah |
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203 | je missing_end_quote |
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204 | cmp al,ah |
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205 | jne copy_string |
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206 | lods byte [esi] |
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207 | cmp al,ah |
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208 | je copy_string |
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209 | dec esi |
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210 | dec edi |
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211 | mov eax,edi |
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212 | sub eax,ebx |
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213 | mov [ebx-4],eax |
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214 | jmp convert_line_data |
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215 | backslash_character: |
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216 | mov byte [edi],0 |
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217 | lods byte [esi] |
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218 | cmp al,20h |
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219 | je concatenate_lines |
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220 | cmp al,9 |
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221 | je concatenate_lines |
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222 | cmp al,1Ah |
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223 | je unexpected_end_of_file |
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224 | cmp al,0Ah |
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225 | je concatenate_lf |
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226 | cmp al,0Dh |
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227 | je concatenate_cr |
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228 | cmp al,3Bh |
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229 | je find_concatenated_line |
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230 | mov al,1Ah |
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231 | stos byte [edi] |
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232 | mov ecx,edi |
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233 | mov ax,5C01h |
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234 | stos word [edi] |
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235 | dec esi |
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236 | group_backslashes: |
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237 | lods byte [esi] |
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238 | cmp al,5Ch |
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239 | jne backslashed_symbol |
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240 | stos byte [edi] |
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241 | inc byte [ecx] |
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242 | jmp group_backslashes |
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243 | backslashed_symbol: |
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244 | cmp al,1Ah |
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245 | je unexpected_end_of_file |
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246 | cmp al,0Ah |
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247 | je extra_characters_on_line |
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248 | cmp al,0Dh |
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249 | je extra_characters_on_line |
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250 | cmp al,20h |
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251 | je extra_characters_on_line |
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252 | cmp al,9 |
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253 | je extra_characters_on_line |
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254 | cmp al,22h |
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255 | je extra_characters_on_line |
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256 | cmp al,27h |
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257 | je extra_characters_on_line |
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258 | cmp al,3Bh |
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259 | je extra_characters_on_line |
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260 | mov ah,al |
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261 | mov ebx,characters |
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262 | xlat byte [ebx] |
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263 | or al,al |
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264 | jz backslashed_symbol_character |
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265 | mov al,ah |
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266 | convert_backslashed_symbol: |
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267 | stos byte [edi] |
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268 | xlat byte [ebx] |
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269 | or al,al |
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270 | jz found_separator |
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271 | inc byte [ecx] |
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272 | jz name_too_long |
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273 | lods byte [esi] |
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274 | jmp convert_backslashed_symbol |
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275 | backslashed_symbol_character: |
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276 | mov al,ah |
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277 | stos byte [edi] |
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278 | inc byte [ecx] |
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279 | jmp convert_line_data |
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280 | concatenate_lines: |
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281 | lods byte [esi] |
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282 | cmp al,20h |
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283 | je concatenate_lines |
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284 | cmp al,9 |
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285 | je concatenate_lines |
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286 | cmp al,1Ah |
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287 | je unexpected_end_of_file |
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288 | cmp al,0Ah |
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289 | je concatenate_lf |
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290 | cmp al,0Dh |
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291 | je concatenate_cr |
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292 | cmp al,3Bh |
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293 | jne extra_characters_on_line |
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294 | find_concatenated_line: |
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295 | lods byte [esi] |
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296 | cmp al,0Ah |
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297 | je concatenate_lf |
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298 | cmp al,0Dh |
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299 | je concatenate_cr |
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300 | or al,al |
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301 | jz concatenate_ok |
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302 | cmp al,1Ah |
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303 | jne find_concatenated_line |
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304 | jmp unexpected_end_of_file |
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305 | concatenate_lf: |
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306 | lods byte [esi] |
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307 | cmp al,0Dh |
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308 | je concatenate_ok |
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309 | dec esi |
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310 | jmp concatenate_ok |
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311 | concatenate_cr: |
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312 | lods byte [esi] |
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313 | cmp al,0Ah |
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314 | je concatenate_ok |
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315 | dec esi |
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316 | concatenate_ok: |
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317 | inc dword [esp] |
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318 | jmp convert_line_data |
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319 | ignore_comment: |
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320 | lods byte [esi] |
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321 | cmp al,0Ah |
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322 | je lf_character |
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323 | cmp al,0Dh |
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324 | je cr_character |
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325 | or al,al |
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326 | jz line_end |
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327 | cmp al,1Ah |
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328 | jne ignore_comment |
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329 | line_end: |
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330 | xor al,al |
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331 | stos byte [edi] |
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332 | pop ecx |
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333 | ret |
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334 | |||
335 | |||
336 | mov eax,esp |
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337 | sub eax,100h |
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338 | jc stack_overflow |
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339 | cmp eax,[stack_limit] |
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340 | jb stack_overflow |
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341 | push ecx esi |
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342 | preprocess_current_line: |
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343 | mov esi,[current_line] |
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344 | add esi,16 |
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345 | cmp word [esi],3Bh |
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346 | jne line_start_ok |
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347 | add esi,2 |
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348 | line_start_ok: |
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349 | test [macro_status],0F0h |
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350 | jnz macro_preprocessing |
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351 | cmp byte [esi],1Ah |
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352 | jne not_fix_constant |
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353 | movzx edx,byte [esi+1] |
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354 | lea edx,[esi+2+edx] |
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355 | cmp word [edx],031Ah |
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356 | jne not_fix_constant |
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357 | mov ebx,characters |
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358 | movzx eax,byte [edx+2] |
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359 | xlat byte [ebx] |
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360 | ror eax,8 |
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361 | mov al,[edx+3] |
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362 | xlat byte [ebx] |
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363 | ror eax,8 |
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364 | mov al,[edx+4] |
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365 | xlat byte [ebx] |
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366 | ror eax,16 |
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367 | cmp eax,'fix' |
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368 | je define_fix_constant |
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369 | not_fix_constant: |
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370 | call process_fix_constants |
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371 | jmp initial_preprocessing_ok |
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372 | macro_preprocessing: |
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373 | call process_macro_operators |
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374 | initial_preprocessing_ok: |
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375 | mov esi,[current_line] |
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376 | add esi,16 |
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377 | mov al,[macro_status] |
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378 | test al,2 |
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379 | jnz skip_macro_block |
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380 | test al,1 |
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381 | jnz find_macro_block |
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382 | preprocess_instruction: |
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383 | mov [current_offset],esi |
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384 | lods byte [esi] |
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385 | movzx ecx,byte [esi] |
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386 | inc esi |
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387 | cmp al,1Ah |
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388 | jne not_preprocessor_symbol |
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389 | cmp cl,3 |
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390 | jb not_preprocessor_directive |
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391 | push edi |
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392 | mov edi,preprocessor_directives |
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393 | call get_symbol |
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394 | pop edi |
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395 | jc not_preprocessor_directive |
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396 | mov byte [edx-2],3Bh |
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397 | movzx ebx,ax |
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398 | add ebx,preprocessor |
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399 | jmp near ebx |
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400 | not_preprocessor_directive: |
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401 | xor ch,ch |
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402 | call get_preprocessor_symbol |
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403 | jc not_macro |
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404 | mov byte [ebx-2],3Bh |
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405 | mov [struc_name],0 |
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406 | jmp use_macro |
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407 | not_macro: |
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408 | mov [struc_name],esi |
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409 | add esi,ecx |
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410 | lods byte [esi] |
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411 | cmp al,':' |
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412 | je preprocess_label |
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413 | cmp al,1Ah |
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414 | jne not_preprocessor_symbol |
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415 | lods byte [esi] |
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416 | cmp al,3 |
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417 | jne not_symbolic_constant |
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418 | mov ebx,characters |
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419 | movzx eax,byte [esi] |
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420 | xlat byte [ebx] |
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421 | ror eax,8 |
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422 | mov al,[esi+1] |
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423 | xlat byte [ebx] |
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424 | ror eax,8 |
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425 | mov al,[esi+2] |
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426 | xlat byte [ebx] |
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427 | ror eax,16 |
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428 | cmp eax,'equ' |
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429 | je define_equ_constant |
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430 | mov al,3 |
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431 | not_symbolic_constant: |
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432 | mov ch,1 |
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433 | mov cl,al |
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434 | call get_preprocessor_symbol |
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435 | jc not_preprocessor_symbol |
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436 | push edx esi |
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437 | mov esi,[struc_name] |
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438 | mov [struc_label],esi |
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439 | sub [struc_label],2 |
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440 | mov cl,[esi-1] |
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441 | mov ch,10b |
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442 | call get_preprocessor_symbol |
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443 | jc struc_name_ok |
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444 | mov ecx,[edx+12] |
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445 | add ecx,3 |
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446 | lea ebx,[edi+ecx] |
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447 | mov ecx,edi |
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448 | sub ecx,[struc_label] |
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449 | lea esi,[edi-1] |
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450 | lea edi,[ebx-1] |
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451 | std |
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452 | rep movs byte [edi],[esi] |
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453 | cld |
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454 | mov edi,[struc_label] |
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455 | mov esi,[edx+8] |
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456 | mov ecx,[edx+12] |
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457 | add [struc_name],ecx |
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458 | add [struc_name],3 |
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459 | call move_data |
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460 | mov al,3Ah |
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461 | stos byte [edi] |
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462 | mov ax,3Bh |
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463 | stos word [edi] |
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464 | mov edi,ebx |
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465 | pop esi |
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466 | add esi,[edx+12] |
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467 | add esi,3 |
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468 | pop edx |
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469 | jmp use_macro |
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470 | struc_name_ok: |
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471 | mov edx,[struc_name] |
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472 | movzx eax,byte [edx-1] |
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473 | add edx,eax |
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474 | mov al,3Ah |
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475 | mov [edx],al |
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476 | inc al |
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477 | xchg al,[edx+1] |
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478 | dec al |
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479 | mov [edx+2],al |
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480 | pop esi edx |
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481 | jmp use_macro |
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482 | preprocess_label: |
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483 | dec esi |
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484 | sub esi,ecx |
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485 | lea ebp,[esi-2] |
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486 | mov ch,10b |
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487 | call get_preprocessor_symbol |
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488 | jnc symbolic_constant_in_label |
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489 | lea esi,[esi+ecx+1] |
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490 | jmp preprocess_instruction |
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491 | symbolic_constant_in_label: |
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492 | mov ebx,[edx+8] |
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493 | mov ecx,[edx+12] |
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494 | add ecx,ebx |
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495 | check_for_broken_label: |
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496 | cmp ebx,ecx |
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497 | je label_broken |
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498 | cmp byte [ebx],1Ah |
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499 | jne label_broken |
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500 | movzx eax,byte [ebx+1] |
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501 | lea ebx,[ebx+2+eax] |
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502 | cmp ebx,ecx |
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503 | je label_constant_ok |
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504 | cmp byte [ebx],':' |
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505 | jne label_broken |
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506 | inc ebx |
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507 | jmp check_for_broken_label |
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508 | label_broken: |
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509 | push line_preprocessed |
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510 | jmp replace_symbolic_constant |
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511 | label_constant_ok: |
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512 | mov ecx,edi |
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513 | sub ecx,esi |
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514 | mov edi,[edx+12] |
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515 | add edi,ebp |
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516 | push edi |
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517 | lea eax,[edi+ecx] |
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518 | push eax |
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519 | cmp esi,edi |
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520 | je replace_label |
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521 | jb move_rest_of_line_up |
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522 | rep movs byte [edi],[esi] |
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523 | jmp replace_label |
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524 | move_rest_of_line_up: |
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525 | lea esi,[esi+ecx-1] |
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526 | lea edi,[edi+ecx-1] |
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527 | std |
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528 | rep movs byte [edi],[esi] |
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529 | cld |
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530 | replace_label: |
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531 | mov ecx,[edx+12] |
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532 | mov edi,[esp+4] |
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533 | sub edi,ecx |
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534 | mov esi,[edx+8] |
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535 | rep movs byte [edi],[esi] |
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536 | pop edi esi |
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537 | inc esi |
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538 | jmp preprocess_instruction |
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539 | not_preprocessor_symbol: |
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540 | mov esi,[current_offset] |
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541 | call process_equ_constants |
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542 | line_preprocessed: |
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543 | pop esi ecx |
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544 | ret |
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545 | |||
546 | |||
547 | push ebp edi esi |
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548 | mov ebp,ecx |
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549 | shl ebp,22 |
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550 | movzx ecx,cl |
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551 | mov ebx,hash_tree |
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552 | mov edi,10 |
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553 | follow_hashes_roots: |
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554 | mov edx,[ebx] |
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555 | or edx,edx |
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556 | jz preprocessor_symbol_not_found |
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557 | xor eax,eax |
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558 | shl ebp,1 |
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559 | adc eax,0 |
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560 | lea ebx,[edx+eax*4] |
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561 | dec edi |
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562 | jnz follow_hashes_roots |
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563 | mov edi,ebx |
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564 | call calculate_hash |
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565 | mov ebp,eax |
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566 | and ebp,3FFh |
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567 | shl ebp,10 |
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568 | xor ebp,eax |
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569 | mov ebx,edi |
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570 | mov edi,22 |
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571 | follow_hashes_tree: |
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572 | mov edx,[ebx] |
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573 | or edx,edx |
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574 | jz preprocessor_symbol_not_found |
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575 | xor eax,eax |
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576 | shl ebp,1 |
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577 | adc eax,0 |
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578 | lea ebx,[edx+eax*4] |
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579 | dec edi |
||
580 | jnz follow_hashes_tree |
||
581 | mov al,cl |
||
582 | mov edx,[ebx] |
||
583 | or edx,edx |
||
584 | jz preprocessor_symbol_not_found |
||
585 | compare_with_preprocessor_symbol: |
||
586 | mov edi,[edx+4] |
||
587 | cmp edi,1 |
||
588 | jbe next_equal_hash |
||
589 | repe cmps byte [esi],[edi] |
||
590 | je preprocessor_symbol_found |
||
591 | mov cl,al |
||
592 | mov esi,[esp] |
||
593 | next_equal_hash: |
||
594 | mov edx,[edx] |
||
595 | or edx,edx |
||
596 | jnz compare_with_preprocessor_symbol |
||
597 | preprocessor_symbol_not_found: |
||
598 | pop esi edi ebp |
||
599 | stc |
||
600 | ret |
||
601 | preprocessor_symbol_found: |
||
602 | pop ebx edi ebp |
||
603 | clc |
||
604 | ret |
||
605 | calculate_hash: |
||
606 | xor ebx,ebx |
||
607 | mov eax,2166136261 |
||
608 | mov ebp,16777619 |
||
609 | fnv1a_hash: |
||
610 | xor al,[esi+ebx] |
||
611 | mul ebp |
||
612 | inc bl |
||
613 | cmp bl,cl |
||
614 | jb fnv1a_hash |
||
615 | ret |
||
616 | add_preprocessor_symbol: |
||
617 | push edi esi |
||
618 | call calculate_hash |
||
619 | mov ebp,eax |
||
620 | and ebp,3FFh |
||
621 | shr eax,10 |
||
622 | xor ebp,eax |
||
623 | shl ecx,22 |
||
624 | or ebp,ecx |
||
625 | mov ebx,hash_tree |
||
626 | mov ecx,32 |
||
627 | find_leave_for_symbol: |
||
628 | mov edx,[ebx] |
||
629 | or edx,edx |
||
630 | jz extend_hashes_tree |
||
631 | xor eax,eax |
||
632 | rol ebp,1 |
||
633 | adc eax,0 |
||
634 | lea ebx,[edx+eax*4] |
||
635 | dec ecx |
||
636 | jnz find_leave_for_symbol |
||
637 | mov edx,[ebx] |
||
638 | or edx,edx |
||
639 | jz add_symbol_entry |
||
640 | shr ebp,30 |
||
641 | cmp ebp,11b |
||
642 | je reuse_symbol_entry |
||
643 | cmp dword [edx+4],0 |
||
644 | jne add_symbol_entry |
||
645 | find_entry_to_reuse: |
||
646 | mov edi,[edx] |
||
647 | or edi,edi |
||
648 | jz reuse_symbol_entry |
||
649 | cmp dword [edi+4],0 |
||
650 | jne reuse_symbol_entry |
||
651 | mov edx,edi |
||
652 | jmp find_entry_to_reuse |
||
653 | add_symbol_entry: |
||
654 | mov eax,edx |
||
655 | mov edx,[labels_list] |
||
656 | sub edx,16 |
||
657 | cmp edx,[free_additional_memory] |
||
658 | jb out_of_memory |
||
659 | mov [labels_list],edx |
||
660 | mov [edx],eax |
||
661 | mov [ebx],edx |
||
662 | reuse_symbol_entry: |
||
663 | pop esi edi |
||
664 | mov [edx+4],esi |
||
665 | ret |
||
666 | extend_hashes_tree: |
||
667 | mov edx,[labels_list] |
||
668 | sub edx,8 |
||
669 | cmp edx,[free_additional_memory] |
||
670 | jb out_of_memory |
||
671 | mov [labels_list],edx |
||
672 | xor eax,eax |
||
673 | mov [edx],eax |
||
674 | mov [edx+4],eax |
||
675 | shl ebp,1 |
||
676 | adc eax,0 |
||
677 | mov [ebx],edx |
||
678 | lea ebx,[edx+eax*4] |
||
679 | dec ecx |
||
680 | jnz extend_hashes_tree |
||
681 | mov edx,[labels_list] |
||
682 | sub edx,16 |
||
683 | cmp edx,[free_additional_memory] |
||
684 | jb out_of_memory |
||
685 | mov [labels_list],edx |
||
686 | mov dword [edx],0 |
||
687 | mov [ebx],edx |
||
688 | pop esi edi |
||
689 | mov [edx+4],esi |
||
690 | ret |
||
691 | |||
692 | |||
693 | add edx,5 |
||
694 | add esi,2 |
||
695 | push edx esi |
||
696 | mov esi,edx |
||
697 | call process_fix_constants |
||
698 | xchg esi,[esp] |
||
699 | mov ch,11b |
||
700 | jmp define_symbolic_constant |
||
701 | define_equ_constant: |
||
702 | add esi,3 |
||
703 | push esi |
||
704 | call process_equ_constants |
||
705 | push esi |
||
706 | mov esi,[struc_name] |
||
707 | mov ch,10b |
||
708 | define_symbolic_constant: |
||
709 | mov byte [esi-2],3Bh |
||
710 | mov cl,[esi-1] |
||
711 | call add_preprocessor_symbol |
||
712 | pop esi ebx |
||
713 | mov ecx,edi |
||
714 | dec ecx |
||
715 | sub ecx,ebx |
||
716 | mov [edx+8],ebx |
||
717 | mov [edx+12],ecx |
||
718 | jmp line_preprocessed |
||
719 | define_struc: |
||
720 | mov ch,1 |
||
721 | jmp make_macro |
||
722 | define_macro: |
||
723 | xor ch,ch |
||
724 | make_macro: |
||
725 | lods byte [esi] |
||
726 | cmp al,1Ah |
||
727 | jne invalid_name |
||
728 | lods byte [esi] |
||
729 | mov cl,al |
||
730 | call add_preprocessor_symbol |
||
731 | mov eax,[current_line] |
||
732 | mov [edx+12],eax |
||
733 | movzx eax,byte [esi-1] |
||
734 | add esi,eax |
||
735 | mov [edx+8],esi |
||
736 | mov al,[macro_status] |
||
737 | and al,0F0h |
||
738 | or al,1 |
||
739 | mov [macro_status],al |
||
740 | mov eax,[current_line] |
||
741 | mov [error_line],eax |
||
742 | xor bl,bl |
||
743 | lods byte [esi] |
||
744 | or al,al |
||
745 | jz line_preprocessed |
||
746 | cmp al,'{' |
||
747 | je found_macro_block |
||
748 | dec esi |
||
749 | skip_macro_arguments: |
||
750 | lods byte [esi] |
||
751 | cmp al,1Ah |
||
752 | je skip_macro_argument |
||
753 | cmp al,'[' |
||
754 | jne invalid_macro_arguments |
||
755 | xor bl,-1 |
||
756 | jz invalid_macro_arguments |
||
757 | lods byte [esi] |
||
758 | cmp al,1Ah |
||
759 | jne invalid_macro_arguments |
||
760 | skip_macro_argument: |
||
761 | movzx eax,byte [esi] |
||
762 | inc esi |
||
763 | add esi,eax |
||
764 | lods byte [esi] |
||
765 | cmp al,'*' |
||
766 | jne macro_argument_end |
||
767 | lods byte [esi] |
||
768 | macro_argument_end: |
||
769 | cmp al,',' |
||
770 | je skip_macro_arguments |
||
771 | cmp al,']' |
||
772 | jne end_macro_arguments |
||
773 | lods byte [esi] |
||
774 | not bl |
||
775 | end_macro_arguments: |
||
776 | or bl,bl |
||
777 | jnz invalid_macro_arguments |
||
778 | or al,al |
||
779 | jz line_preprocessed |
||
780 | cmp al,'{' |
||
781 | je found_macro_block |
||
782 | jmp invalid_macro_arguments |
||
783 | find_macro_block: |
||
784 | add esi,2 |
||
785 | lods byte [esi] |
||
786 | or al,al |
||
787 | jz line_preprocessed |
||
788 | cmp al,'{' |
||
789 | jne unexpected_characters |
||
790 | found_macro_block: |
||
791 | or [macro_status],2 |
||
792 | skip_macro_block: |
||
793 | lods byte [esi] |
||
794 | cmp al,1Ah |
||
795 | je skip_macro_symbol |
||
796 | cmp al,3Bh |
||
797 | je skip_macro_symbol |
||
798 | cmp al,22h |
||
799 | je skip_macro_string |
||
800 | or al,al |
||
801 | jz line_preprocessed |
||
802 | cmp al,'}' |
||
803 | jne skip_macro_block |
||
804 | mov al,[macro_status] |
||
805 | and [macro_status],0F0h |
||
806 | test al,8 |
||
807 | jnz use_instant_macro |
||
808 | cmp byte [esi],0 |
||
809 | je line_preprocessed |
||
810 | mov ecx,edi |
||
811 | sub ecx,esi |
||
812 | mov edx,esi |
||
813 | lea esi,[esi+ecx-1] |
||
814 | lea edi,[edi+1+16] |
||
815 | mov ebx,edi |
||
816 | dec edi |
||
817 | std |
||
818 | rep movs byte [edi],[esi] |
||
819 | cld |
||
820 | mov edi,edx |
||
821 | xor al,al |
||
822 | stos byte [edi] |
||
823 | mov esi,[current_line] |
||
824 | mov [current_line],edi |
||
825 | mov ecx,4 |
||
826 | rep movs dword [edi],[esi] |
||
827 | mov edi,ebx |
||
828 | jmp preprocess_current_line |
||
829 | skip_macro_symbol: |
||
830 | movzx eax,byte [esi] |
||
831 | inc esi |
||
832 | add esi,eax |
||
833 | jmp skip_macro_block |
||
834 | skip_macro_string: |
||
835 | lods dword [esi] |
||
836 | add esi,eax |
||
837 | jmp skip_macro_block |
||
838 | rept_directive: |
||
839 | mov [base_code],0 |
||
840 | jmp define_instant_macro |
||
841 | irp_directive: |
||
842 | mov [base_code],1 |
||
843 | jmp define_instant_macro |
||
844 | irps_directive: |
||
845 | mov [base_code],2 |
||
846 | jmp define_instant_macro |
||
847 | match_directive: |
||
848 | mov [base_code],10h |
||
849 | define_instant_macro: |
||
850 | mov al,[macro_status] |
||
851 | and al,0F0h |
||
852 | or al,8+1 |
||
853 | mov [macro_status],al |
||
854 | mov eax,[current_line] |
||
855 | mov [error_line],eax |
||
856 | mov [instant_macro_start],esi |
||
857 | cmp [base_code],10h |
||
858 | je prepare_match |
||
859 | skip_parameters: |
||
860 | lods byte [esi] |
||
861 | or al,al |
||
862 | jz instant_macro_parameters_end |
||
863 | cmp al,'{' |
||
864 | je instant_macro_parameters_end |
||
865 | cmp al,22h |
||
866 | je skip_quoted_parameter |
||
867 | cmp al,1Ah |
||
868 | jne skip_parameters |
||
869 | lods byte [esi] |
||
870 | movzx eax,al |
||
871 | add esi,eax |
||
872 | jmp skip_parameters |
||
873 | skip_quoted_parameter: |
||
874 | lods dword [esi] |
||
875 | add esi,eax |
||
876 | jmp skip_parameters |
||
877 | instant_macro_parameters_end: |
||
878 | dec esi |
||
879 | mov [parameters_end],esi |
||
880 | lods byte [esi] |
||
881 | cmp al,'{' |
||
882 | je found_macro_block |
||
883 | or al,al |
||
884 | jnz invalid_macro_arguments |
||
885 | jmp line_preprocessed |
||
886 | prepare_match: |
||
887 | call skip_pattern |
||
888 | mov [value_type],80h+10b |
||
889 | call process_symbolic_constants |
||
890 | jmp instant_macro_parameters_end |
||
891 | skip_pattern: |
||
892 | lods byte [esi] |
||
893 | or al,al |
||
894 | jz invalid_macro_arguments |
||
895 | cmp al,',' |
||
896 | je pattern_skipped |
||
897 | cmp al,22h |
||
898 | je skip_quoted_string_in_pattern |
||
899 | cmp al,1Ah |
||
900 | je skip_symbol_in_pattern |
||
901 | cmp al,'=' |
||
902 | jne skip_pattern |
||
903 | mov al,[esi] |
||
904 | cmp al,1Ah |
||
905 | je skip_pattern |
||
906 | cmp al,22h |
||
907 | je skip_pattern |
||
908 | inc esi |
||
909 | jmp skip_pattern |
||
910 | skip_symbol_in_pattern: |
||
911 | lods byte [esi] |
||
912 | movzx eax,al |
||
913 | add esi,eax |
||
914 | jmp skip_pattern |
||
915 | skip_quoted_string_in_pattern: |
||
916 | lods dword [esi] |
||
917 | add esi,eax |
||
918 | jmp skip_pattern |
||
919 | pattern_skipped: |
||
920 | ret |
||
921 | |||
922 | |||
923 | xor ch,ch |
||
924 | jmp restore_preprocessor_symbol |
||
925 | purge_struc: |
||
926 | mov ch,1 |
||
927 | jmp restore_preprocessor_symbol |
||
928 | restore_equ_constant: |
||
929 | mov ch,10b |
||
930 | restore_preprocessor_symbol: |
||
931 | push ecx |
||
932 | lods byte [esi] |
||
933 | cmp al,1Ah |
||
934 | jne invalid_name |
||
935 | lods byte [esi] |
||
936 | mov cl,al |
||
937 | call get_preprocessor_symbol |
||
938 | jc no_symbol_to_restore |
||
939 | mov dword [edx+4],0 |
||
940 | jmp symbol_restored |
||
941 | no_symbol_to_restore: |
||
942 | add esi,ecx |
||
943 | symbol_restored: |
||
944 | pop ecx |
||
945 | lods byte [esi] |
||
946 | cmp al,',' |
||
947 | je restore_preprocessor_symbol |
||
948 | or al,al |
||
949 | jnz extra_characters_on_line |
||
950 | jmp line_preprocessed |
||
951 | |||
952 | |||
953 | mov [value_type],11b |
||
954 | jmp process_symbolic_constants |
||
955 | process_equ_constants: |
||
956 | mov [value_type],10b |
||
957 | process_symbolic_constants: |
||
958 | mov ebp,esi |
||
959 | lods byte [esi] |
||
960 | cmp al,1Ah |
||
961 | je check_symbol |
||
962 | cmp al,22h |
||
963 | je ignore_string |
||
964 | cmp al,'{' |
||
965 | je check_brace |
||
966 | or al,al |
||
967 | jnz process_symbolic_constants |
||
968 | ret |
||
969 | ignore_string: |
||
970 | lods dword [esi] |
||
971 | add esi,eax |
||
972 | jmp process_symbolic_constants |
||
973 | check_brace: |
||
974 | test [value_type],80h |
||
975 | jz process_symbolic_constants |
||
976 | ret |
||
977 | no_replacing: |
||
978 | movzx ecx,byte [esi-1] |
||
979 | add esi,ecx |
||
980 | jmp process_symbolic_constants |
||
981 | check_symbol: |
||
982 | mov cl,[esi] |
||
983 | inc esi |
||
984 | mov ch,[value_type] |
||
985 | call get_preprocessor_symbol |
||
986 | jc no_replacing |
||
987 | mov [current_section],edi |
||
988 | replace_symbolic_constant: |
||
989 | mov ecx,[edx+12] |
||
990 | mov edx,[edx+8] |
||
991 | xchg esi,edx |
||
992 | call move_data |
||
993 | mov esi,edx |
||
994 | process_after_replaced: |
||
995 | lods byte [esi] |
||
996 | cmp al,1Ah |
||
997 | je symbol_after_replaced |
||
998 | stos byte [edi] |
||
999 | cmp al,22h |
||
1000 | je string_after_replaced |
||
1001 | cmp al,'{' |
||
1002 | je brace_after_replaced |
||
1003 | or al,al |
||
1004 | jnz process_after_replaced |
||
1005 | mov ecx,edi |
||
1006 | sub ecx,esi |
||
1007 | mov edi,ebp |
||
1008 | call move_data |
||
1009 | mov esi,edi |
||
1010 | ret |
||
1011 | move_data: |
||
1012 | shr ecx,1 |
||
1013 | jnc movsb_ok |
||
1014 | movs byte [edi],[esi] |
||
1015 | movsb_ok: |
||
1016 | shr ecx,1 |
||
1017 | jnc movsw_ok |
||
1018 | movs word [edi],[esi] |
||
1019 | movsw_ok: |
||
1020 | rep movs dword [edi],[esi] |
||
1021 | ret |
||
1022 | string_after_replaced: |
||
1023 | lods dword [esi] |
||
1024 | stos dword [edi] |
||
1025 | mov ecx,eax |
||
1026 | call move_data |
||
1027 | jmp process_after_replaced |
||
1028 | brace_after_replaced: |
||
1029 | test [value_type],80h |
||
1030 | jz process_after_replaced |
||
1031 | mov edx,edi |
||
1032 | mov ecx,[current_section] |
||
1033 | sub edx,ecx |
||
1034 | sub ecx,esi |
||
1035 | rep movs byte [edi],[esi] |
||
1036 | mov ecx,edi |
||
1037 | sub ecx,esi |
||
1038 | mov edi,ebp |
||
1039 | call move_data |
||
1040 | lea esi,[ebp+edx] |
||
1041 | ret |
||
1042 | symbol_after_replaced: |
||
1043 | mov cl,[esi] |
||
1044 | inc esi |
||
1045 | mov ch,[value_type] |
||
1046 | call get_preprocessor_symbol |
||
1047 | jnc replace_symbolic_constant |
||
1048 | movzx ecx,byte [esi-1] |
||
1049 | mov al,1Ah |
||
1050 | mov ah,cl |
||
1051 | stos word [edi] |
||
1052 | call move_data |
||
1053 | jmp process_after_replaced |
||
1054 | process_macro_operators: |
||
1055 | xor dl,dl |
||
1056 | mov ebp,edi |
||
1057 | before_macro_operators: |
||
1058 | mov edi,esi |
||
1059 | lods byte [esi] |
||
1060 | cmp al,'`' |
||
1061 | je symbol_conversion |
||
1062 | cmp al,'#' |
||
1063 | je concatenation |
||
1064 | cmp al,1Ah |
||
1065 | je symbol_before_macro_operators |
||
1066 | cmp al,3Bh |
||
1067 | je no_more_macro_operators |
||
1068 | cmp al,22h |
||
1069 | je string_before_macro_operators |
||
1070 | xor dl,dl |
||
1071 | or al,al |
||
1072 | jnz before_macro_operators |
||
1073 | mov edi,esi |
||
1074 | ret |
||
1075 | no_more_macro_operators: |
||
1076 | mov edi,ebp |
||
1077 | ret |
||
1078 | symbol_before_macro_operators: |
||
1079 | mov dl,1Ah |
||
1080 | mov ebx,esi |
||
1081 | lods byte [esi] |
||
1082 | movzx ecx,al |
||
1083 | jecxz symbol_before_macro_operators_ok |
||
1084 | mov edi,esi |
||
1085 | cmp byte [esi],'\' |
||
1086 | je escaped_symbol |
||
1087 | symbol_before_macro_operators_ok: |
||
1088 | add esi,ecx |
||
1089 | jmp before_macro_operators |
||
1090 | string_before_macro_operators: |
||
1091 | mov dl,22h |
||
1092 | mov ebx,esi |
||
1093 | lods dword [esi] |
||
1094 | add esi,eax |
||
1095 | jmp before_macro_operators |
||
1096 | escaped_symbol: |
||
1097 | dec byte [edi-1] |
||
1098 | dec ecx |
||
1099 | inc esi |
||
1100 | cmp ecx,1 |
||
1101 | rep movs byte [edi],[esi] |
||
1102 | jne after_macro_operators |
||
1103 | mov al,[esi-1] |
||
1104 | mov ecx,ebx |
||
1105 | mov ebx,characters |
||
1106 | xlat byte [ebx] |
||
1107 | mov ebx,ecx |
||
1108 | or al,al |
||
1109 | jnz after_macro_operators |
||
1110 | sub edi,3 |
||
1111 | mov al,[esi-1] |
||
1112 | stos byte [edi] |
||
1113 | xor dl,dl |
||
1114 | jmp after_macro_operators |
||
1115 | symbol_conversion: |
||
1116 | cmp byte [esi],1Ah |
||
1117 | jne unexpected_characters |
||
1118 | lea eax,[edi+3] |
||
1119 | sub eax,esi |
||
1120 | ja shift_line_data |
||
1121 | mov al,22h |
||
1122 | mov dl,al |
||
1123 | stos byte [edi] |
||
1124 | lods word [esi] |
||
1125 | movzx eax,ah |
||
1126 | mov ecx,eax |
||
1127 | mov ebx,edi |
||
1128 | stos dword [edi] |
||
1129 | rep movs byte [edi],[esi] |
||
1130 | cmp edi,esi |
||
1131 | je before_macro_operators |
||
1132 | jmp after_macro_operators |
||
1133 | shift_line_data: |
||
1134 | lea edx,[esi+2] |
||
1135 | lea esi,[ebp-1] |
||
1136 | add ebp,eax |
||
1137 | lea edi,[ebp-1] |
||
1138 | lea ecx,[esi+1] |
||
1139 | sub ecx,edx |
||
1140 | std |
||
1141 | rep movs byte [edi],[esi] |
||
1142 | cld |
||
1143 | movzx eax,byte [edx-1] |
||
1144 | sub edi,3 |
||
1145 | mov dl,22h |
||
1146 | mov [edi-1],dl |
||
1147 | mov ebx,edi |
||
1148 | mov [edi],eax |
||
1149 | lea esi,[edi+4+eax] |
||
1150 | jmp before_macro_operators |
||
1151 | concatenation: |
||
1152 | cmp byte [esi],'#' |
||
1153 | je reduce_concatenation_symbol |
||
1154 | cmp dl,1Ah |
||
1155 | je symbol_concatenation |
||
1156 | cmp dl,22h |
||
1157 | je string_concatenation |
||
1158 | no_concatenation: |
||
1159 | cmp esi,edi |
||
1160 | je before_macro_operators |
||
1161 | jmp after_macro_operators |
||
1162 | reduce_concatenation_symbol: |
||
1163 | movs byte [edi],[esi] |
||
1164 | cmp byte [esi],'#' |
||
1165 | je reduce_concatenation_symbol |
||
1166 | jmp no_concatenation |
||
1167 | symbol_concatenation: |
||
1168 | cmp byte [esi],1Ah |
||
1169 | jne no_concatenation |
||
1170 | inc esi |
||
1171 | lods byte [esi] |
||
1172 | movzx ecx,al |
||
1173 | jecxz do_symbol_concatenation |
||
1174 | cmp byte [esi],'\' |
||
1175 | jne do_symbol_concatenation |
||
1176 | sub esi,2 |
||
1177 | jmp no_concatenation |
||
1178 | do_symbol_concatenation: |
||
1179 | add [ebx],al |
||
1180 | jc name_too_long |
||
1181 | rep movs byte [edi],[esi] |
||
1182 | jmp after_macro_operators |
||
1183 | string_concatenation: |
||
1184 | cmp byte [esi],22h |
||
1185 | je do_string_concatenation |
||
1186 | cmp byte [esi],'`' |
||
1187 | jne no_concatenation |
||
1188 | inc esi |
||
1189 | cmp byte [esi],1Ah |
||
1190 | jne unexpected_characters |
||
1191 | inc esi |
||
1192 | lods byte [esi] |
||
1193 | movzx ecx,al |
||
1194 | add [ebx],ecx |
||
1195 | rep movs byte [edi],[esi] |
||
1196 | jmp after_macro_operators |
||
1197 | do_string_concatenation: |
||
1198 | inc esi |
||
1199 | lods dword [esi] |
||
1200 | mov ecx,eax |
||
1201 | add [ebx],eax |
||
1202 | rep movs byte [edi],[esi] |
||
1203 | after_macro_operators: |
||
1204 | lods byte [esi] |
||
1205 | cmp al,'`' |
||
1206 | je symbol_conversion |
||
1207 | cmp al,'#' |
||
1208 | je concatenation |
||
1209 | stos byte [edi] |
||
1210 | cmp al,1Ah |
||
1211 | je symbol_after_macro_operators |
||
1212 | cmp al,3Bh |
||
1213 | je no_more_macro_operators |
||
1214 | cmp al,22h |
||
1215 | je string_after_macro_operators |
||
1216 | xor dl,dl |
||
1217 | or al,al |
||
1218 | jnz after_macro_operators |
||
1219 | ret |
||
1220 | symbol_after_macro_operators: |
||
1221 | mov dl,1Ah |
||
1222 | mov ebx,edi |
||
1223 | lods byte [esi] |
||
1224 | stos byte [edi] |
||
1225 | movzx ecx,al |
||
1226 | jecxz symbol_after_macro_operatorss_ok |
||
1227 | cmp byte [esi],'\' |
||
1228 | je escaped_symbol |
||
1229 | symbol_after_macro_operatorss_ok: |
||
1230 | rep movs byte [edi],[esi] |
||
1231 | jmp after_macro_operators |
||
1232 | string_after_macro_operators: |
||
1233 | mov dl,22h |
||
1234 | mov ebx,edi |
||
1235 | lods dword [esi] |
||
1236 | stos dword [edi] |
||
1237 | mov ecx,eax |
||
1238 | rep movs byte [edi],[esi] |
||
1239 | jmp after_macro_operators |
||
1240 | |||
1241 | |||
1242 | push [free_additional_memory] |
||
1243 | push [macro_symbols] |
||
1244 | mov [macro_symbols],0 |
||
1245 | push [counter_limit] |
||
1246 | push dword [edx+4] |
||
1247 | mov dword [edx+4],1 |
||
1248 | push edx |
||
1249 | mov ebx,esi |
||
1250 | mov esi,[edx+8] |
||
1251 | mov eax,[edx+12] |
||
1252 | mov [macro_line],eax |
||
1253 | mov [counter_limit],0 |
||
1254 | process_macro_arguments: |
||
1255 | mov al,[esi] |
||
1256 | or al,al |
||
1257 | jz arguments_end |
||
1258 | cmp al,'{' |
||
1259 | je arguments_end |
||
1260 | inc esi |
||
1261 | cmp al,'[' |
||
1262 | jne get_macro_arguments |
||
1263 | mov ebp,esi |
||
1264 | inc esi |
||
1265 | inc [counter_limit] |
||
1266 | get_macro_arguments: |
||
1267 | call get_macro_argument |
||
1268 | lods byte [esi] |
||
1269 | cmp al,',' |
||
1270 | je next_argument |
||
1271 | cmp al,']' |
||
1272 | je next_arguments_group |
||
1273 | dec esi |
||
1274 | jmp arguments_end |
||
1275 | next_argument: |
||
1276 | cmp byte [ebx],',' |
||
1277 | jne process_macro_arguments |
||
1278 | inc ebx |
||
1279 | jmp process_macro_arguments |
||
1280 | next_arguments_group: |
||
1281 | cmp byte [ebx],',' |
||
1282 | jne arguments_end |
||
1283 | inc ebx |
||
1284 | inc [counter_limit] |
||
1285 | mov esi,ebp |
||
1286 | jmp process_macro_arguments |
||
1287 | get_macro_argument: |
||
1288 | lods byte [esi] |
||
1289 | movzx ecx,al |
||
1290 | mov eax,[counter_limit] |
||
1291 | call add_macro_symbol |
||
1292 | add esi,ecx |
||
1293 | xchg esi,ebx |
||
1294 | mov [edx+12],esi |
||
1295 | cmp byte [esi],'<' |
||
1296 | jne simple_argument |
||
1297 | inc esi |
||
1298 | mov [edx+12],esi |
||
1299 | mov ecx,1 |
||
1300 | enclosed_argument: |
||
1301 | lods byte [esi] |
||
1302 | or al,al |
||
1303 | jz invalid_macro_arguments |
||
1304 | cmp al,1Ah |
||
1305 | je enclosed_symbol |
||
1306 | cmp al,22h |
||
1307 | je enclosed_string |
||
1308 | cmp al,'>' |
||
1309 | je enclosed_argument_end |
||
1310 | cmp al,'<' |
||
1311 | jne enclosed_argument |
||
1312 | inc ecx |
||
1313 | jmp enclosed_argument |
||
1314 | enclosed_symbol: |
||
1315 | movzx eax,byte [esi] |
||
1316 | inc esi |
||
1317 | add esi,eax |
||
1318 | jmp enclosed_argument |
||
1319 | enclosed_string: |
||
1320 | lods dword [esi] |
||
1321 | add esi,eax |
||
1322 | jmp enclosed_argument |
||
1323 | enclosed_argument_end: |
||
1324 | loop enclosed_argument |
||
1325 | mov al,[esi] |
||
1326 | or al,al |
||
1327 | jz enclosed_argument_ok |
||
1328 | cmp al,',' |
||
1329 | jne invalid_macro_arguments |
||
1330 | enclosed_argument_ok: |
||
1331 | mov eax,esi |
||
1332 | sub eax,[edx+12] |
||
1333 | dec eax |
||
1334 | or eax,80000000h |
||
1335 | mov [edx+8],eax |
||
1336 | jmp argument_value_ok |
||
1337 | simple_argument: |
||
1338 | lods byte [esi] |
||
1339 | or al,al |
||
1340 | jz argument_value_end |
||
1341 | cmp al,',' |
||
1342 | je argument_value_end |
||
1343 | cmp al,22h |
||
1344 | je argument_string |
||
1345 | cmp al,1Ah |
||
1346 | jne simple_argument |
||
1347 | movzx eax,byte [esi] |
||
1348 | inc esi |
||
1349 | add esi,eax |
||
1350 | jmp simple_argument |
||
1351 | argument_string: |
||
1352 | lods dword [esi] |
||
1353 | add esi,eax |
||
1354 | jmp simple_argument |
||
1355 | argument_value_end: |
||
1356 | dec esi |
||
1357 | mov eax,esi |
||
1358 | sub eax,[edx+12] |
||
1359 | mov [edx+8],eax |
||
1360 | argument_value_ok: |
||
1361 | xchg esi,ebx |
||
1362 | cmp byte [esi],'*' |
||
1363 | jne macro_argument_ok |
||
1364 | cmp dword [edx+8],0 |
||
1365 | je invalid_macro_arguments |
||
1366 | inc esi |
||
1367 | macro_argument_ok: |
||
1368 | ret |
||
1369 | arguments_end: |
||
1370 | cmp byte [ebx],0 |
||
1371 | jne invalid_macro_arguments |
||
1372 | mov eax,[esp+4] |
||
1373 | dec eax |
||
1374 | call process_macro |
||
1375 | pop edx |
||
1376 | pop dword [edx+4] |
||
1377 | pop [counter_limit] |
||
1378 | pop [macro_symbols] |
||
1379 | pop [free_additional_memory] |
||
1380 | jmp line_preprocessed |
||
1381 | use_instant_macro: |
||
1382 | push edi [current_line] esi |
||
1383 | mov eax,[error_line] |
||
1384 | mov [current_line],eax |
||
1385 | mov [macro_line],eax |
||
1386 | mov esi,[instant_macro_start] |
||
1387 | cmp [base_code],10h |
||
1388 | jae do_match |
||
1389 | cmp [base_code],0 |
||
1390 | jne do_irp |
||
1391 | call get_number |
||
1392 | jc invalid_value |
||
1393 | or ebp,ebp |
||
1394 | jnz invalid_value |
||
1395 | cmp dword [edi+4],0 |
||
1396 | jne value_out_of_range |
||
1397 | mov eax,[edi] |
||
1398 | or eax,eax |
||
1399 | jz instant_macro_done |
||
1400 | cmp eax,80000000h |
||
1401 | jae value_out_of_range |
||
1402 | push [free_additional_memory] |
||
1403 | push [macro_symbols] |
||
1404 | mov [macro_symbols],0 |
||
1405 | push [counter_limit] |
||
1406 | mov [struc_name],0 |
||
1407 | mov [counter_limit],eax |
||
1408 | lods byte [esi] |
||
1409 | or al,al |
||
1410 | jz rept_counters_ok |
||
1411 | cmp al,'{' |
||
1412 | je rept_counters_ok |
||
1413 | cmp al,1Ah |
||
1414 | jne invalid_macro_arguments |
||
1415 | add_rept_counter: |
||
1416 | lods byte [esi] |
||
1417 | movzx ecx,al |
||
1418 | xor eax,eax |
||
1419 | call add_macro_symbol |
||
1420 | add esi,ecx |
||
1421 | xor eax,eax |
||
1422 | mov dword [edx+12],eax |
||
1423 | inc eax |
||
1424 | mov dword [edx+8],eax |
||
1425 | lods byte [esi] |
||
1426 | cmp al,':' |
||
1427 | jne rept_counter_added |
||
1428 | push edx |
||
1429 | call get_number |
||
1430 | jc invalid_value |
||
1431 | or ebp,ebp |
||
1432 | jnz invalid_value |
||
1433 | cmp dword [edi+4],0 |
||
1434 | jne value_out_of_range |
||
1435 | mov eax,[edi] |
||
1436 | mov edx,eax |
||
1437 | add edx,[counter_limit] |
||
1438 | jc value_out_of_range |
||
1439 | pop edx |
||
1440 | mov dword [edx+8],eax |
||
1441 | lods byte [esi] |
||
1442 | rept_counter_added: |
||
1443 | cmp al,',' |
||
1444 | jne rept_counters_ok |
||
1445 | lods byte [esi] |
||
1446 | cmp al,1Ah |
||
1447 | jne invalid_macro_arguments |
||
1448 | jmp add_rept_counter |
||
1449 | rept_counters_ok: |
||
1450 | dec esi |
||
1451 | instant_macro_parameters_ok: |
||
1452 | xor eax,eax |
||
1453 | call process_macro |
||
1454 | pop [counter_limit] |
||
1455 | pop [macro_symbols] |
||
1456 | pop [free_additional_memory] |
||
1457 | instant_macro_done: |
||
1458 | pop ebx esi edx |
||
1459 | cmp byte [ebx],0 |
||
1460 | je line_preprocessed |
||
1461 | mov [current_line],edi |
||
1462 | mov ecx,4 |
||
1463 | rep movs dword [edi],[esi] |
||
1464 | test [macro_status],0Fh |
||
1465 | jz instant_macro_attached_line |
||
1466 | mov ax,3Bh |
||
1467 | stos word [edi] |
||
1468 | instant_macro_attached_line: |
||
1469 | mov esi,ebx |
||
1470 | sub edx,ebx |
||
1471 | mov ecx,edx |
||
1472 | call move_data |
||
1473 | jmp preprocess_current_line |
||
1474 | do_irp: |
||
1475 | cmp byte [esi],1Ah |
||
1476 | jne invalid_macro_arguments |
||
1477 | movzx eax,byte [esi+1] |
||
1478 | lea esi,[esi+2+eax] |
||
1479 | lods byte [esi] |
||
1480 | cmp [base_code],1 |
||
1481 | ja irps_name_ok |
||
1482 | cmp al,'*' |
||
1483 | jne irp_name_ok |
||
1484 | lods byte [esi] |
||
1485 | irp_name_ok: |
||
1486 | cmp al,',' |
||
1487 | jne invalid_macro_arguments |
||
1488 | jmp irp_parameters_start |
||
1489 | irps_name_ok: |
||
1490 | cmp al,',' |
||
1491 | jne invalid_macro_arguments |
||
1492 | mov al,[esi] |
||
1493 | or al,al |
||
1494 | jz instant_macro_done |
||
1495 | cmp al,'{' |
||
1496 | je instant_macro_done |
||
1497 | irp_parameters_start: |
||
1498 | xor eax,eax |
||
1499 | push [free_additional_memory] |
||
1500 | push [macro_symbols] |
||
1501 | mov [macro_symbols],eax |
||
1502 | push [counter_limit] |
||
1503 | mov [counter_limit],eax |
||
1504 | mov [struc_name],eax |
||
1505 | mov ebx,esi |
||
1506 | cmp [base_code],1 |
||
1507 | ja get_irps_parameter |
||
1508 | mov edx,[parameters_end] |
||
1509 | mov al,[edx] |
||
1510 | push eax |
||
1511 | mov byte [edx],0 |
||
1512 | get_irp_parameter: |
||
1513 | inc [counter_limit] |
||
1514 | mov esi,[instant_macro_start] |
||
1515 | inc esi |
||
1516 | call get_macro_argument |
||
1517 | cmp byte [ebx],',' |
||
1518 | jne irp_parameters_end |
||
1519 | inc ebx |
||
1520 | jmp get_irp_parameter |
||
1521 | irp_parameters_end: |
||
1522 | mov esi,ebx |
||
1523 | pop eax |
||
1524 | mov [esi],al |
||
1525 | jmp instant_macro_parameters_ok |
||
1526 | get_irps_parameter: |
||
1527 | mov esi,[instant_macro_start] |
||
1528 | inc esi |
||
1529 | lods byte [esi] |
||
1530 | movzx ecx,al |
||
1531 | inc [counter_limit] |
||
1532 | mov eax,[counter_limit] |
||
1533 | call add_macro_symbol |
||
1534 | mov [edx+12],ebx |
||
1535 | cmp byte [ebx],1Ah |
||
1536 | je irps_symbol |
||
1537 | cmp byte [ebx],22h |
||
1538 | je irps_quoted_string |
||
1539 | mov eax,1 |
||
1540 | jmp irps_parameter_ok |
||
1541 | irps_quoted_string: |
||
1542 | mov eax,[ebx+1] |
||
1543 | add eax,1+4 |
||
1544 | irps_symbol: |
||
1545 | movzx eax,byte [ebx+1] |
||
1546 | add eax,1+1 |
||
1547 | irps_parameter_ok: |
||
1548 | mov [edx+8],eax |
||
1549 | add ebx,eax |
||
1550 | cmp byte [ebx],0 |
||
1551 | je irps_parameters_end |
||
1552 | cmp byte [ebx],'{' |
||
1553 | jne get_irps_parameter |
||
1554 | irps_parameters_end: |
||
1555 | mov esi,ebx |
||
1556 | jmp instant_macro_parameters_ok |
||
1557 | do_match: |
||
1558 | mov ebx,esi |
||
1559 | call skip_pattern |
||
1560 | call exact_match |
||
1561 | mov edx,edi |
||
1562 | mov al,[ebx] |
||
1563 | cmp al,1Ah |
||
1564 | je free_match |
||
1565 | cmp al,',' |
||
1566 | jne instant_macro_done |
||
1567 | cmp esi,[parameters_end] |
||
1568 | je matched_pattern |
||
1569 | jmp instant_macro_done |
||
1570 | free_match: |
||
1571 | add edx,12 |
||
1572 | cmp edx,[memory_end] |
||
1573 | ja out_of_memory |
||
1574 | mov [edx-12],ebx |
||
1575 | mov [edx-8],esi |
||
1576 | call skip_match_element |
||
1577 | jc try_different_matching |
||
1578 | mov [edx-4],esi |
||
1579 | movzx eax,byte [ebx+1] |
||
1580 | lea ebx,[ebx+2+eax] |
||
1581 | cmp byte [ebx],1Ah |
||
1582 | je free_match |
||
1583 | find_exact_match: |
||
1584 | call exact_match |
||
1585 | cmp esi,[parameters_end] |
||
1586 | je end_matching |
||
1587 | cmp byte [ebx],1Ah |
||
1588 | je free_match |
||
1589 | mov ebx,[edx-12] |
||
1590 | movzx eax,byte [ebx+1] |
||
1591 | lea ebx,[ebx+2+eax] |
||
1592 | mov esi,[edx-4] |
||
1593 | jmp match_more_elements |
||
1594 | try_different_matching: |
||
1595 | sub edx,12 |
||
1596 | cmp edx,edi |
||
1597 | je instant_macro_done |
||
1598 | mov ebx,[edx-12] |
||
1599 | movzx eax,byte [ebx+1] |
||
1600 | lea ebx,[ebx+2+eax] |
||
1601 | cmp byte [ebx],1Ah |
||
1602 | je try_different_matching |
||
1603 | mov esi,[edx-4] |
||
1604 | match_more_elements: |
||
1605 | call skip_match_element |
||
1606 | jc try_different_matching |
||
1607 | mov [edx-4],esi |
||
1608 | jmp find_exact_match |
||
1609 | skip_match_element: |
||
1610 | cmp esi,[parameters_end] |
||
1611 | je cannot_match |
||
1612 | mov al,[esi] |
||
1613 | cmp al,1Ah |
||
1614 | je skip_match_symbol |
||
1615 | cmp al,22h |
||
1616 | je skip_match_quoted_string |
||
1617 | add esi,1 |
||
1618 | ret |
||
1619 | skip_match_quoted_string: |
||
1620 | mov eax,[esi+1] |
||
1621 | add esi,5 |
||
1622 | jmp skip_match_ok |
||
1623 | skip_match_symbol: |
||
1624 | movzx eax,byte [esi+1] |
||
1625 | add esi,2 |
||
1626 | skip_match_ok: |
||
1627 | add esi,eax |
||
1628 | ret |
||
1629 | cannot_match: |
||
1630 | stc |
||
1631 | ret |
||
1632 | exact_match: |
||
1633 | cmp esi,[parameters_end] |
||
1634 | je exact_match_complete |
||
1635 | mov ah,[esi] |
||
1636 | mov al,[ebx] |
||
1637 | cmp al,',' |
||
1638 | je exact_match_complete |
||
1639 | cmp al,1Ah |
||
1640 | je exact_match_complete |
||
1641 | cmp al,'=' |
||
1642 | je match_verbatim |
||
1643 | call match_elements |
||
1644 | je exact_match |
||
1645 | exact_match_complete: |
||
1646 | ret |
||
1647 | match_verbatim: |
||
1648 | inc ebx |
||
1649 | call match_elements |
||
1650 | je exact_match |
||
1651 | dec ebx |
||
1652 | ret |
||
1653 | match_elements: |
||
1654 | mov al,[ebx] |
||
1655 | cmp al,1Ah |
||
1656 | je match_symbols |
||
1657 | cmp al,22h |
||
1658 | je match_quoted_strings |
||
1659 | cmp al,ah |
||
1660 | je symbol_characters_matched |
||
1661 | ret |
||
1662 | symbol_characters_matched: |
||
1663 | lea ebx,[ebx+1] |
||
1664 | lea esi,[esi+1] |
||
1665 | ret |
||
1666 | match_quoted_strings: |
||
1667 | mov ecx,[ebx+1] |
||
1668 | add ecx,5 |
||
1669 | jmp compare_elements |
||
1670 | match_symbols: |
||
1671 | movzx ecx,byte [ebx+1] |
||
1672 | add ecx,2 |
||
1673 | compare_elements: |
||
1674 | mov eax,esi |
||
1675 | mov ebp,edi |
||
1676 | mov edi,ebx |
||
1677 | repe cmps byte [esi],[edi] |
||
1678 | jne elements_mismatch |
||
1679 | mov ebx,edi |
||
1680 | mov edi,ebp |
||
1681 | ret |
||
1682 | elements_mismatch: |
||
1683 | mov esi,eax |
||
1684 | mov edi,ebp |
||
1685 | ret |
||
1686 | end_matching: |
||
1687 | cmp byte [ebx],',' |
||
1688 | jne instant_macro_done |
||
1689 | matched_pattern: |
||
1690 | xor eax,eax |
||
1691 | push [free_additional_memory] |
||
1692 | push [macro_symbols] |
||
1693 | mov [macro_symbols],eax |
||
1694 | push [counter_limit] |
||
1695 | mov [counter_limit],eax |
||
1696 | mov [struc_name],eax |
||
1697 | push esi edi edx |
||
1698 | add_matched_symbol: |
||
1699 | cmp edi,[esp] |
||
1700 | je matched_symbols_ok |
||
1701 | mov esi,[edi] |
||
1702 | inc esi |
||
1703 | lods byte [esi] |
||
1704 | movzx ecx,al |
||
1705 | xor eax,eax |
||
1706 | call add_macro_symbol |
||
1707 | mov eax,[edi+4] |
||
1708 | mov dword [edx+12],eax |
||
1709 | mov ecx,[edi+8] |
||
1710 | sub ecx,eax |
||
1711 | mov dword [edx+8],ecx |
||
1712 | add edi,12 |
||
1713 | jmp add_matched_symbol |
||
1714 | matched_symbols_ok: |
||
1715 | pop edx edi esi |
||
1716 | jmp instant_macro_parameters_ok |
||
1717 | |||
1718 | |||
1719 | push dword [macro_status] |
||
1720 | or [macro_status],10h |
||
1721 | push [counter] |
||
1722 | push [macro_block] |
||
1723 | push [macro_block_line] |
||
1724 | push [macro_block_line_number] |
||
1725 | push [struc_label] |
||
1726 | push [struc_name] |
||
1727 | push eax |
||
1728 | push [current_line] |
||
1729 | lods byte [esi] |
||
1730 | cmp al,'{' |
||
1731 | je macro_instructions_start |
||
1732 | or al,al |
||
1733 | jnz unexpected_characters |
||
1734 | find_macro_instructions: |
||
1735 | mov [macro_line],esi |
||
1736 | add esi,16+2 |
||
1737 | lods byte [esi] |
||
1738 | or al,al |
||
1739 | jz find_macro_instructions |
||
1740 | cmp al,'{' |
||
1741 | je macro_instructions_start |
||
1742 | cmp al,3Bh |
||
1743 | jne unexpected_characters |
||
1744 | call skip_foreign_symbol |
||
1745 | jmp find_macro_instructions |
||
1746 | macro_instructions_start: |
||
1747 | mov ecx,80000000h |
||
1748 | mov [macro_block],esi |
||
1749 | mov eax,[macro_line] |
||
1750 | mov [macro_block_line],eax |
||
1751 | mov [macro_block_line_number],ecx |
||
1752 | xor eax,eax |
||
1753 | mov [counter],eax |
||
1754 | cmp [counter_limit],eax |
||
1755 | je process_macro_line |
||
1756 | inc [counter] |
||
1757 | process_macro_line: |
||
1758 | mov [current_line],edi |
||
1759 | cmp edi,[memory_end] |
||
1760 | jae out_of_memory |
||
1761 | mov eax,[esp+4] |
||
1762 | or eax,eax |
||
1763 | jz instant_macro_line_header |
||
1764 | stos dword [edi] |
||
1765 | mov eax,ecx |
||
1766 | stos dword [edi] |
||
1767 | mov eax,[esp] |
||
1768 | stos dword [edi] |
||
1769 | mov eax,[macro_line] |
||
1770 | stos dword [edi] |
||
1771 | jmp macro_line_header_ok |
||
1772 | instant_macro_line_header: |
||
1773 | mov edx,[macro_line] |
||
1774 | mov eax,[edx] |
||
1775 | stos dword [edi] |
||
1776 | mov eax,[edx+4] |
||
1777 | stos dword [edi] |
||
1778 | mov eax,[edx+8] |
||
1779 | stos dword [edi] |
||
1780 | mov eax,[edx+12] |
||
1781 | stos dword [edi] |
||
1782 | macro_line_header_ok: |
||
1783 | or [macro_status],20h |
||
1784 | push ebx ecx |
||
1785 | test [macro_status],0Fh |
||
1786 | jz process_macro_line_element |
||
1787 | mov ax,3Bh |
||
1788 | stos word [edi] |
||
1789 | process_macro_line_element: |
||
1790 | lods byte [esi] |
||
1791 | cmp al,'}' |
||
1792 | je macro_line_processed |
||
1793 | or al,al |
||
1794 | jz macro_line_processed |
||
1795 | cmp al,1Ah |
||
1796 | je process_macro_symbol |
||
1797 | cmp al,3Bh |
||
1798 | je macro_foreign_line |
||
1799 | and [macro_status],not 20h |
||
1800 | stos byte [edi] |
||
1801 | cmp al,22h |
||
1802 | jne process_macro_line_element |
||
1803 | copy_macro_string: |
||
1804 | mov ecx,[esi] |
||
1805 | add ecx,4 |
||
1806 | rep movs byte [edi],[esi] |
||
1807 | jmp process_macro_line_element |
||
1808 | process_macro_symbol: |
||
1809 | push esi edi |
||
1810 | test [macro_status],20h |
||
1811 | jz not_macro_directive |
||
1812 | movzx ecx,byte [esi] |
||
1813 | inc esi |
||
1814 | mov edi,macro_directives |
||
1815 | call get_symbol |
||
1816 | jnc process_macro_directive |
||
1817 | dec esi |
||
1818 | jmp not_macro_directive |
||
1819 | process_macro_directive: |
||
1820 | movzx edx,ax |
||
1821 | add edx,preprocessor |
||
1822 | pop edi eax |
||
1823 | mov byte [edi],0 |
||
1824 | inc edi |
||
1825 | pop ecx ebx |
||
1826 | jmp near edx |
||
1827 | not_macro_directive: |
||
1828 | and [macro_status],not 20h |
||
1829 | movzx ecx,byte [esi] |
||
1830 | inc esi |
||
1831 | mov eax,[counter] |
||
1832 | call get_macro_symbol |
||
1833 | jnc group_macro_symbol |
||
1834 | xor eax,eax |
||
1835 | cmp [counter],eax |
||
1836 | je multiple_macro_symbol_values |
||
1837 | call get_macro_symbol |
||
1838 | jc not_macro_symbol |
||
1839 | replace_macro_symbol: |
||
1840 | pop edi eax |
||
1841 | mov ecx,[edx+8] |
||
1842 | and ecx,not 80000000h |
||
1843 | mov edx,[edx+12] |
||
1844 | or edx,edx |
||
1845 | jz replace_macro_counter |
||
1846 | xchg esi,edx |
||
1847 | rep movs byte [edi],[esi] |
||
1848 | mov esi,edx |
||
1849 | jmp process_macro_line_element |
||
1850 | group_macro_symbol: |
||
1851 | xor eax,eax |
||
1852 | cmp [counter],eax |
||
1853 | je replace_macro_symbol |
||
1854 | push esi edx |
||
1855 | sub esi,ecx |
||
1856 | call get_macro_symbol |
||
1857 | mov ebx,edx |
||
1858 | pop edx esi |
||
1859 | jc replace_macro_symbol |
||
1860 | cmp edx,ebx |
||
1861 | ja replace_macro_symbol |
||
1862 | mov edx,ebx |
||
1863 | jmp replace_macro_symbol |
||
1864 | multiple_macro_symbol_values: |
||
1865 | inc eax |
||
1866 | push eax |
||
1867 | call get_macro_symbol |
||
1868 | pop eax |
||
1869 | jc not_macro_symbol |
||
1870 | pop edi |
||
1871 | push ecx |
||
1872 | mov ecx,[edx+8] |
||
1873 | mov edx,[edx+12] |
||
1874 | xchg esi,edx |
||
1875 | btr ecx,31 |
||
1876 | jc enclose_macro_symbol_value |
||
1877 | rep movs byte [edi],[esi] |
||
1878 | jmp macro_symbol_value_ok |
||
1879 | enclose_macro_symbol_value: |
||
1880 | mov byte [edi],'<' |
||
1881 | inc edi |
||
1882 | rep movs byte [edi],[esi] |
||
1883 | mov byte [edi],'>' |
||
1884 | inc edi |
||
1885 | macro_symbol_value_ok: |
||
1886 | cmp eax,[counter_limit] |
||
1887 | je multiple_macro_symbol_values_ok |
||
1888 | mov byte [edi],',' |
||
1889 | inc edi |
||
1890 | mov esi,edx |
||
1891 | pop ecx |
||
1892 | push edi |
||
1893 | sub esi,ecx |
||
1894 | jmp multiple_macro_symbol_values |
||
1895 | multiple_macro_symbol_values_ok: |
||
1896 | pop ecx eax |
||
1897 | mov esi,edx |
||
1898 | jmp process_macro_line_element |
||
1899 | replace_macro_counter: |
||
1900 | mov eax,[counter] |
||
1901 | and eax,not 80000000h |
||
1902 | jz group_macro_counter |
||
1903 | add ecx,eax |
||
1904 | dec ecx |
||
1905 | call store_number_symbol |
||
1906 | jmp process_macro_line_element |
||
1907 | group_macro_counter: |
||
1908 | mov edx,ecx |
||
1909 | xor ecx,ecx |
||
1910 | multiple_macro_counter_values: |
||
1911 | push ecx edx |
||
1912 | add ecx,edx |
||
1913 | call store_number_symbol |
||
1914 | pop edx ecx |
||
1915 | inc ecx |
||
1916 | cmp ecx,[counter_limit] |
||
1917 | je process_macro_line_element |
||
1918 | mov byte [edi],',' |
||
1919 | inc edi |
||
1920 | jmp multiple_macro_counter_values |
||
1921 | store_number_symbol: |
||
1922 | mov ax,1Ah |
||
1923 | stos word [edi] |
||
1924 | push edi |
||
1925 | mov eax,ecx |
||
1926 | mov ecx,1000000000 |
||
1927 | xor edx,edx |
||
1928 | xor bl,bl |
||
1929 | store_number_digits: |
||
1930 | div ecx |
||
1931 | push edx |
||
1932 | or bl,bl |
||
1933 | jnz store_number_digit |
||
1934 | cmp ecx,1 |
||
1935 | je store_number_digit |
||
1936 | or al,al |
||
1937 | jz number_digit_ok |
||
1938 | not bl |
||
1939 | store_number_digit: |
||
1940 | add al,30h |
||
1941 | stos byte [edi] |
||
1942 | number_digit_ok: |
||
1943 | mov eax,ecx |
||
1944 | xor edx,edx |
||
1945 | mov ecx,10 |
||
1946 | div ecx |
||
1947 | mov ecx,eax |
||
1948 | pop eax |
||
1949 | or ecx,ecx |
||
1950 | jnz store_number_digits |
||
1951 | pop ebx |
||
1952 | mov eax,edi |
||
1953 | sub eax,ebx |
||
1954 | mov [ebx-1],al |
||
1955 | ret |
||
1956 | not_macro_symbol: |
||
1957 | pop edi esi |
||
1958 | mov al,1Ah |
||
1959 | stos byte [edi] |
||
1960 | mov al,[esi] |
||
1961 | inc esi |
||
1962 | stos byte [edi] |
||
1963 | cmp byte [esi],'.' |
||
1964 | jne copy_raw_symbol |
||
1965 | mov ebx,[esp+8+8] |
||
1966 | or ebx,ebx |
||
1967 | jz copy_raw_symbol |
||
1968 | cmp al,1 |
||
1969 | je copy_struc_name |
||
1970 | xchg esi,ebx |
||
1971 | movzx ecx,byte [esi-1] |
||
1972 | add [edi-1],cl |
||
1973 | jc name_too_long |
||
1974 | rep movs byte [edi],[esi] |
||
1975 | xchg esi,ebx |
||
1976 | copy_raw_symbol: |
||
1977 | movzx ecx,al |
||
1978 | rep movs byte [edi],[esi] |
||
1979 | jmp process_macro_line_element |
||
1980 | copy_struc_name: |
||
1981 | inc esi |
||
1982 | xchg esi,ebx |
||
1983 | movzx ecx,byte [esi-1] |
||
1984 | mov [edi-1],cl |
||
1985 | rep movs byte [edi],[esi] |
||
1986 | xchg esi,ebx |
||
1987 | mov eax,[esp+8+12] |
||
1988 | cmp byte [eax],3Bh |
||
1989 | je process_macro_line_element |
||
1990 | cmp byte [eax],1Ah |
||
1991 | jne disable_replaced_struc_name |
||
1992 | mov byte [eax],3Bh |
||
1993 | jmp process_macro_line_element |
||
1994 | disable_replaced_struc_name: |
||
1995 | mov ebx,[esp+8+8] |
||
1996 | push esi edi |
||
1997 | lea edi,[ebx-3] |
||
1998 | lea esi,[edi-2] |
||
1999 | lea ecx,[esi+1] |
||
2000 | sub ecx,eax |
||
2001 | std |
||
2002 | rep movs byte [edi],[esi] |
||
2003 | cld |
||
2004 | mov word [eax],3Bh |
||
2005 | pop edi esi |
||
2006 | jmp process_macro_line_element |
||
2007 | skip_foreign_symbol: |
||
2008 | lods byte [esi] |
||
2009 | movzx eax,al |
||
2010 | add esi,eax |
||
2011 | skip_foreign_line: |
||
2012 | lods byte [esi] |
||
2013 | cmp al,1Ah |
||
2014 | je skip_foreign_symbol |
||
2015 | cmp al,3Bh |
||
2016 | je skip_foreign_symbol |
||
2017 | cmp al,22h |
||
2018 | je skip_foreign_string |
||
2019 | or al,al |
||
2020 | jnz skip_foreign_line |
||
2021 | ret |
||
2022 | skip_foreign_string: |
||
2023 | lods dword [esi] |
||
2024 | add esi,eax |
||
2025 | jmp skip_foreign_line |
||
2026 | macro_foreign_line: |
||
2027 | call skip_foreign_symbol |
||
2028 | macro_line_processed: |
||
2029 | mov byte [edi],0 |
||
2030 | inc edi |
||
2031 | push eax |
||
2032 | call preprocess_line |
||
2033 | pop eax |
||
2034 | pop ecx ebx |
||
2035 | cmp al,'}' |
||
2036 | je macro_block_processed |
||
2037 | process_next_line: |
||
2038 | inc ecx |
||
2039 | mov [macro_line],esi |
||
2040 | add esi,16+2 |
||
2041 | jmp process_macro_line |
||
2042 | macro_block_processed: |
||
2043 | call close_macro_block |
||
2044 | jc process_macro_line |
||
2045 | pop [current_line] |
||
2046 | add esp,12 |
||
2047 | pop [macro_block_line_number] |
||
2048 | pop [macro_block_line] |
||
2049 | pop [macro_block] |
||
2050 | pop [counter] |
||
2051 | pop eax |
||
2052 | and al,0F0h |
||
2053 | and [macro_status],0Fh |
||
2054 | or [macro_status],al |
||
2055 | ret |
||
2056 | |||
2057 | |||
2058 | lods byte [esi] |
||
2059 | cmp al,1Ah |
||
2060 | jne invalid_argument |
||
2061 | mov byte [edi-1],3Bh |
||
2062 | xor al,al |
||
2063 | stos byte [edi] |
||
2064 | make_local_symbol: |
||
2065 | push ecx |
||
2066 | lods byte [esi] |
||
2067 | movzx ecx,al |
||
2068 | mov eax,[counter] |
||
2069 | call add_macro_symbol |
||
2070 | mov [edx+12],edi |
||
2071 | movzx eax,[locals_counter] |
||
2072 | add eax,ecx |
||
2073 | inc eax |
||
2074 | cmp eax,100h |
||
2075 | jae name_too_long |
||
2076 | lea ebp,[edi+2+eax] |
||
2077 | cmp ebp,[memory_end] |
||
2078 | jae out_of_memory |
||
2079 | mov ah,al |
||
2080 | mov al,1Ah |
||
2081 | stos word [edi] |
||
2082 | rep movs byte [edi],[esi] |
||
2083 | mov al,'?' |
||
2084 | stos byte [edi] |
||
2085 | push esi |
||
2086 | mov esi,locals_counter+1 |
||
2087 | movzx ecx,[locals_counter] |
||
2088 | rep movs byte [edi],[esi] |
||
2089 | pop esi |
||
2090 | mov eax,edi |
||
2091 | sub eax,[edx+12] |
||
2092 | mov [edx+8],eax |
||
2093 | xor al,al |
||
2094 | stos byte [edi] |
||
2095 | mov eax,locals_counter |
||
2096 | movzx ecx,byte [eax] |
||
2097 | counter_loop: |
||
2098 | inc byte [eax+ecx] |
||
2099 | cmp byte [eax+ecx],':' |
||
2100 | jb counter_ok |
||
2101 | jne letter_digit |
||
2102 | mov byte [eax+ecx],'A' |
||
2103 | jmp counter_ok |
||
2104 | letter_digit: |
||
2105 | cmp byte [eax+ecx],'F' |
||
2106 | jbe counter_ok |
||
2107 | mov byte [eax+ecx],'0' |
||
2108 | loop counter_loop |
||
2109 | counter_ok: |
||
2110 | pop ecx |
||
2111 | lods byte [esi] |
||
2112 | cmp al,'}' |
||
2113 | je macro_block_processed |
||
2114 | or al,al |
||
2115 | jz process_next_line |
||
2116 | cmp al,',' |
||
2117 | jne extra_characters_on_line |
||
2118 | dec edi |
||
2119 | lods byte [esi] |
||
2120 | cmp al,1Ah |
||
2121 | je make_local_symbol |
||
2122 | jmp invalid_argument |
||
2123 | common_block: |
||
2124 | call close_macro_block |
||
2125 | jc process_macro_line |
||
2126 | mov [counter],0 |
||
2127 | jmp new_macro_block |
||
2128 | forward_block: |
||
2129 | cmp [counter_limit],0 |
||
2130 | je common_block |
||
2131 | call close_macro_block |
||
2132 | jc process_macro_line |
||
2133 | mov [counter],1 |
||
2134 | jmp new_macro_block |
||
2135 | reverse_block: |
||
2136 | cmp [counter_limit],0 |
||
2137 | je common_block |
||
2138 | call close_macro_block |
||
2139 | jc process_macro_line |
||
2140 | mov eax,[counter_limit] |
||
2141 | or eax,80000000h |
||
2142 | mov [counter],eax |
||
2143 | new_macro_block: |
||
2144 | mov [macro_block],esi |
||
2145 | mov eax,[macro_line] |
||
2146 | mov [macro_block_line],eax |
||
2147 | mov [macro_block_line_number],ecx |
||
2148 | jmp process_macro_line |
||
2149 | close_macro_block: |
||
2150 | cmp [counter],0 |
||
2151 | je block_closed |
||
2152 | jl reverse_counter |
||
2153 | mov eax,[counter] |
||
2154 | cmp eax,[counter_limit] |
||
2155 | je block_closed |
||
2156 | inc [counter] |
||
2157 | jmp continue_block |
||
2158 | reverse_counter: |
||
2159 | mov eax,[counter] |
||
2160 | dec eax |
||
2161 | cmp eax,80000000h |
||
2162 | je block_closed |
||
2163 | mov [counter],eax |
||
2164 | continue_block: |
||
2165 | mov esi,[macro_block] |
||
2166 | mov eax,[macro_block_line] |
||
2167 | mov [macro_line],eax |
||
2168 | mov ecx,[macro_block_line_number] |
||
2169 | stc |
||
2170 | ret |
||
2171 | block_closed: |
||
2172 | clc |
||
2173 | ret |
||
2174 | get_macro_symbol: |
||
2175 | push ecx |
||
2176 | call find_macro_symbol_leaf |
||
2177 | jc macro_symbol_not_found |
||
2178 | mov edx,[ebx] |
||
2179 | mov ebx,esi |
||
2180 | try_macro_symbol: |
||
2181 | or edx,edx |
||
2182 | jz macro_symbol_not_found |
||
2183 | mov ecx,[esp] |
||
2184 | mov edi,[edx+4] |
||
2185 | repe cmps byte [esi],[edi] |
||
2186 | je macro_symbol_found |
||
2187 | mov esi,ebx |
||
2188 | mov edx,[edx] |
||
2189 | jmp try_macro_symbol |
||
2190 | macro_symbol_found: |
||
2191 | pop ecx |
||
2192 | clc |
||
2193 | ret |
||
2194 | macro_symbol_not_found: |
||
2195 | pop ecx |
||
2196 | stc |
||
2197 | ret |
||
2198 | find_macro_symbol_leaf: |
||
2199 | shl eax,8 |
||
2200 | mov al,cl |
||
2201 | mov ebp,eax |
||
2202 | mov ebx,macro_symbols |
||
2203 | follow_macro_symbols_tree: |
||
2204 | mov edx,[ebx] |
||
2205 | or edx,edx |
||
2206 | jz no_such_macro_symbol |
||
2207 | xor eax,eax |
||
2208 | shr ebp,1 |
||
2209 | adc eax,0 |
||
2210 | lea ebx,[edx+eax*4] |
||
2211 | or ebp,ebp |
||
2212 | jnz follow_macro_symbols_tree |
||
2213 | add ebx,8 |
||
2214 | clc |
||
2215 | ret |
||
2216 | no_such_macro_symbol: |
||
2217 | stc |
||
2218 | ret |
||
2219 | add_macro_symbol: |
||
2220 | push ebx ebp |
||
2221 | call find_macro_symbol_leaf |
||
2222 | jc extend_macro_symbol_tree |
||
2223 | mov eax,[ebx] |
||
2224 | make_macro_symbol: |
||
2225 | mov edx,[free_additional_memory] |
||
2226 | add edx,16 |
||
2227 | cmp edx,[labels_list] |
||
2228 | ja out_of_memory |
||
2229 | xchg edx,[free_additional_memory] |
||
2230 | mov [ebx],edx |
||
2231 | mov [edx],eax |
||
2232 | mov [edx+4],esi |
||
2233 | pop ebp ebx |
||
2234 | ret |
||
2235 | extend_macro_symbol_tree: |
||
2236 | mov edx,[free_additional_memory] |
||
2237 | add edx,16 |
||
2238 | cmp edx,[labels_list] |
||
2239 | ja out_of_memory |
||
2240 | xchg edx,[free_additional_memory] |
||
2241 | xor eax,eax |
||
2242 | mov [edx],eax |
||
2243 | mov [edx+4],eax |
||
2244 | mov [edx+8],eax |
||
2245 | mov [edx+12],eax |
||
2246 | shr ebp,1 |
||
2247 | adc eax,0 |
||
2248 | mov [ebx],edx |
||
2249 | lea ebx,[edx+eax*4] |
||
2250 | or ebp,ebp |
||
2251 | jnz extend_macro_symbol_tree |
||
2252 | add ebx,8 |
||
2253 | xor eax,eax |
||
2254 | jmp make_macro_symbol |
||
2255 | |||
2256 | |||
2257 | lods byte [esi] |
||
2258 | cmp al,22h |
||
2259 | jne invalid_argument |
||
2260 | lods dword [esi] |
||
2261 | cmp byte [esi+eax],0 |
||
2262 | jne extra_characters_on_line |
||
2263 | push esi |
||
2264 | push edi |
||
2265 | mov ebx,[current_line] |
||
2266 | find_current_file_path: |
||
2267 | mov esi,[ebx] |
||
2268 | test byte [ebx+7],80h |
||
2269 | jz copy_current_file_path |
||
2270 | mov ebx,[ebx+8] |
||
2271 | jmp find_current_file_path |
||
2272 | copy_current_file_path: |
||
2273 | lods byte [esi] |
||
2274 | stos byte [edi] |
||
2275 | or al,al |
||
2276 | jnz copy_current_file_path |
||
2277 | cut_current_file_name: |
||
2278 | cmp edi,[esp] |
||
2279 | je current_file_path_ok |
||
2280 | cmp byte [edi-1],'\' |
||
2281 | je current_file_path_ok |
||
2282 | cmp byte [edi-1],'/' |
||
2283 | je current_file_path_ok |
||
2284 | dec edi |
||
2285 | jmp cut_current_file_name |
||
2286 | current_file_path_ok: |
||
2287 | mov esi,[esp+4] |
||
2288 | call preprocess_path |
||
2289 | pop edx |
||
2290 | mov esi,edx |
||
2291 | call open |
||
2292 | jnc include_path_ok |
||
2293 | mov ebp,[include_paths] |
||
2294 | try_include_directories: |
||
2295 | mov edi,esi |
||
2296 | mov esi,ebp |
||
2297 | cmp byte [esi],0 |
||
2298 | je try_in_current_directory |
||
2299 | push ebp |
||
2300 | push edi |
||
2301 | copy_include_directory: |
||
2302 | lods byte [esi] |
||
2303 | cmp al,';' |
||
2304 | je include_directory_ok |
||
2305 | stos byte [edi] |
||
2306 | or al,al |
||
2307 | jnz copy_include_directory |
||
2308 | dec esi |
||
2309 | dec edi |
||
2310 | include_directory_ok: |
||
2311 | cmp byte [edi-1],'/' |
||
2312 | je path_separator_ok |
||
2313 | cmp byte [edi-1],'\' |
||
2314 | je path_separator_ok |
||
2315 | mov al,'/' |
||
2316 | stos byte [edi] |
||
2317 | path_separator_ok: |
||
2318 | mov [esp+4],esi |
||
2319 | mov esi,[esp+8] |
||
2320 | call preprocess_path |
||
2321 | pop edx |
||
2322 | mov esi,edx |
||
2323 | call open |
||
2324 | pop ebp |
||
2325 | jnc include_path_ok |
||
2326 | jmp try_include_directories |
||
2327 | mov edi,esi |
||
2328 | try_in_current_directory: |
||
2329 | mov esi,[esp] |
||
2330 | push edi |
||
2331 | call preprocess_path |
||
2332 | pop edx |
||
2333 | mov esi,edx |
||
2334 | call open |
||
2335 | jc file_not_found |
||
2336 | include_path_ok: |
||
2337 | mov edi,[esp] |
||
2338 | copy_preprocessed_path: |
||
2339 | lods byte [esi] |
||
2340 | stos byte [edi] |
||
2341 | or al,al |
||
2342 | jnz copy_preprocessed_path |
||
2343 | pop esi |
||
2344 | lea ecx,[edi-1] |
||
2345 | sub ecx,esi |
||
2346 | mov [esi-4],ecx |
||
2347 | push dword [macro_status] |
||
2348 | and [macro_status],0Fh |
||
2349 | call preprocess_file |
||
2350 | pop eax |
||
2351 | mov [macro_status],al |
||
2352 | jmp line_preprocessed |
||
2353 | preprocess_path: |
||
2354 | lods byte [esi] |
||
2355 | cmp al,'%' |
||
2356 | je environment_variable |
||
2357 | stos byte [edi] |
||
2358 | or al,al |
||
2359 | jnz preprocess_path |
||
2360 | cmp edi,[memory_end] |
||
2361 | ja out_of_memory |
||
2362 | ret |
||
2363 | environment_variable: |
||
2364 | mov ebx,esi |
||
2365 | find_variable_end: |
||
2366 | lods byte [esi] |
||
2367 | or al,al |
||
2368 | jz not_environment_variable |
||
2369 | cmp al,'%' |
||
2370 | jne find_variable_end |
||
2371 | mov byte [esi-1],0 |
||
2372 | push esi |
||
2373 | mov esi,ebx |
||
2374 | call get_environment_variable |
||
2375 | pop esi |
||
2376 | mov byte [esi-1],'%' |
||
2377 | jmp preprocess_path |
||
2378 | not_environment_variable: |
||
2379 | mov al,'%' |
||
2380 | stos byte [edi] |
||
2381 | mov esi,ebx |
||
2382 | jmp preprocess_path |
||
2383 | |||
2384 | |||
2385 | |||
2386 | |||
2387 | db 9,0Ah,0Dh,1Ah,20h,'+-/*=<>()[]{}:,|&~#`;\' |
||
2388 | |||
2389 | |||
2390 | db 7,'include' |
||
2391 | dw include_file-preprocessor |
||
2392 | db 3,'irp' |
||
2393 | dw irp_directive-preprocessor |
||
2394 | db 4,'irps' |
||
2395 | dw irps_directive-preprocessor |
||
2396 | db 5,'macro' |
||
2397 | dw define_macro-preprocessor |
||
2398 | db 5,'match' |
||
2399 | dw match_directive-preprocessor |
||
2400 | db 5,'purge' |
||
2401 | dw purge_macro-preprocessor |
||
2402 | db 4,'rept' |
||
2403 | dw rept_directive-preprocessor |
||
2404 | db 7,'restore' |
||
2405 | dw restore_equ_constant-preprocessor |
||
2406 | db 7,'restruc' |
||
2407 | dw purge_struc-preprocessor |
||
2408 | db 5,'struc' |
||
2409 | dw define_struc-preprocessor |
||
2410 | db 0 |
||
2411 | |||
2412 | |||
2413 | db 6,'common' |
||
2414 | dw common_block-preprocessor |
||
2415 | db 7,'forward' |
||
2416 | dw forward_block-preprocessor |
||
2417 | db 5,'local' |
||
2418 | dw local_symbols-preprocessor |
||
2419 | db 7,'reverse' |
||
2420 | dw reverse_block-preprocessor |
||
2421 | db 0>' |
||
2422 | >' |