Details | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
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9353 | leency | 1 | |
2 | ; Copyright (c) 1999-2019, Tomasz Grysztar. |
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3 | ; All rights reserved. |
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4 | |||
5 | |||
6 | cmp [code_type],64 |
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7 | je illegal_instruction |
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8 | simple_instruction: |
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9 | stos byte [edi] |
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10 | jmp instruction_assembled |
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11 | simple_instruction_only64: |
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12 | cmp [code_type],64 |
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13 | jne illegal_instruction |
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14 | jmp simple_instruction |
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15 | simple_instruction_16bit_except64: |
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16 | cmp [code_type],64 |
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17 | je illegal_instruction |
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18 | simple_instruction_16bit: |
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19 | cmp [code_type],16 |
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20 | jne size_prefix |
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21 | stos byte [edi] |
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22 | jmp instruction_assembled |
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23 | size_prefix: |
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24 | mov ah,al |
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25 | mov al,66h |
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26 | stos word [edi] |
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27 | jmp instruction_assembled |
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28 | simple_instruction_32bit_except64: |
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29 | cmp [code_type],64 |
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30 | je illegal_instruction |
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31 | simple_instruction_32bit: |
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32 | cmp [code_type],16 |
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33 | je size_prefix |
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34 | stos byte [edi] |
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35 | jmp instruction_assembled |
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36 | iret_instruction: |
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37 | cmp [code_type],64 |
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38 | jne simple_instruction |
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39 | simple_instruction_64bit: |
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40 | cmp [code_type],64 |
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41 | jne illegal_instruction |
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42 | mov ah,al |
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43 | mov al,48h |
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44 | stos word [edi] |
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45 | jmp instruction_assembled |
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46 | simple_extended_instruction_64bit: |
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47 | cmp [code_type],64 |
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48 | jne illegal_instruction |
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49 | mov byte [edi],48h |
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50 | inc edi |
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51 | simple_extended_instruction: |
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52 | mov ah,al |
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53 | mov al,0Fh |
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54 | stos word [edi] |
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55 | jmp instruction_assembled |
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56 | simple_extended_instruction_f3: |
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57 | mov byte [edi],0F3h |
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58 | inc edi |
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59 | jmp simple_extended_instruction |
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60 | prefix_instruction: |
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61 | stos byte [edi] |
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62 | or [prefix_flags],1 |
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63 | jmp continue_line |
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64 | segment_prefix: |
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65 | mov ah,al |
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66 | shr ah,4 |
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67 | cmp ah,3 |
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68 | jne illegal_instruction |
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69 | and al,1111b |
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70 | mov [segment_register],al |
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71 | call store_segment_prefix |
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72 | or [prefix_flags],1 |
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73 | jmp continue_line |
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74 | bnd_prefix_instruction: |
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75 | stos byte [edi] |
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76 | or [prefix_flags],1 + 10h |
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77 | jmp continue_line |
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78 | int_instruction: |
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79 | lods byte [esi] |
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80 | call get_size_operator |
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81 | cmp ah,1 |
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82 | ja invalid_operand_size |
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83 | cmp al,'(' |
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84 | jne invalid_operand |
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85 | call get_byte_value |
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86 | test eax,eax |
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87 | jns int_imm_ok |
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88 | call recoverable_overflow |
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89 | int_imm_ok: |
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90 | mov ah,al |
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91 | mov al,0CDh |
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92 | stos word [edi] |
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93 | jmp instruction_assembled |
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94 | aa_instruction: |
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95 | cmp [code_type],64 |
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96 | je illegal_instruction |
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97 | push eax |
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98 | mov bl,10 |
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99 | cmp byte [esi],'(' |
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100 | jne aa_store |
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101 | inc esi |
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102 | xor al,al |
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103 | xchg al,[operand_size] |
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104 | cmp al,1 |
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105 | ja invalid_operand_size |
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106 | call get_byte_value |
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107 | mov bl,al |
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108 | aa_store: |
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109 | cmp [operand_size],0 |
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110 | jne invalid_operand |
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111 | pop eax |
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112 | mov ah,bl |
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113 | stos word [edi] |
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114 | jmp instruction_assembled |
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115 | |||
116 | |||
117 | mov [base_code],al |
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118 | lods byte [esi] |
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119 | call get_size_operator |
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120 | cmp al,10h |
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121 | je basic_reg |
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122 | cmp al,'[' |
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123 | jne invalid_operand |
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124 | basic_mem: |
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125 | call get_address |
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126 | push edx ebx ecx |
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127 | lods byte [esi] |
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128 | cmp al,',' |
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129 | jne invalid_operand |
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130 | lods byte [esi] |
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131 | call get_size_operator |
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132 | cmp al,'(' |
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133 | je basic_mem_imm |
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134 | cmp al,10h |
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135 | jne invalid_operand |
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136 | basic_mem_reg: |
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137 | lods byte [esi] |
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138 | call convert_register |
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139 | mov [postbyte_register],al |
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140 | pop ecx ebx edx |
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141 | mov al,ah |
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142 | cmp al,1 |
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143 | je instruction_ready |
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144 | call operand_autodetect |
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145 | inc [base_code] |
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146 | instruction_ready: |
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147 | call store_instruction |
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148 | jmp instruction_assembled |
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149 | basic_mem_imm: |
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150 | mov al,[operand_size] |
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151 | cmp al,1 |
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152 | jb basic_mem_imm_nosize |
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153 | je basic_mem_imm_8bit |
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154 | cmp al,2 |
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155 | je basic_mem_imm_16bit |
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156 | cmp al,4 |
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157 | je basic_mem_imm_32bit |
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158 | cmp al,8 |
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159 | jne invalid_operand_size |
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160 | basic_mem_imm_64bit: |
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161 | cmp [size_declared],0 |
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162 | jne long_immediate_not_encodable |
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163 | call operand_64bit |
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164 | call get_simm32 |
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165 | cmp [value_type],4 |
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166 | jae long_immediate_not_encodable |
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167 | jmp basic_mem_imm_32bit_ok |
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168 | basic_mem_imm_nosize: |
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169 | call recoverable_unknown_size |
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170 | basic_mem_imm_8bit: |
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171 | call get_byte_value |
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172 | mov byte [value],al |
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173 | mov al,[base_code] |
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174 | shr al,3 |
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175 | mov [postbyte_register],al |
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176 | pop ecx ebx edx |
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177 | mov [base_code],80h |
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178 | call store_instruction_with_imm8 |
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179 | jmp instruction_assembled |
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180 | basic_mem_imm_16bit: |
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181 | call operand_16bit |
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182 | call get_word_value |
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183 | mov word [value],ax |
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184 | mov al,[base_code] |
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185 | shr al,3 |
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186 | mov [postbyte_register],al |
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187 | pop ecx ebx edx |
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188 | cmp [value_type],0 |
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189 | jne basic_mem_imm_16bit_store |
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190 | cmp [size_declared],0 |
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191 | jne basic_mem_imm_16bit_store |
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192 | cmp word [value],80h |
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193 | jb basic_mem_simm_8bit |
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194 | cmp word [value],-80h |
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195 | jae basic_mem_simm_8bit |
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196 | basic_mem_imm_16bit_store: |
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197 | mov [base_code],81h |
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198 | call store_instruction_with_imm16 |
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199 | jmp instruction_assembled |
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200 | basic_mem_simm_8bit: |
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201 | mov [base_code],83h |
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202 | call store_instruction_with_imm8 |
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203 | jmp instruction_assembled |
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204 | basic_mem_imm_32bit: |
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205 | call operand_32bit |
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206 | call get_dword_value |
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207 | basic_mem_imm_32bit_ok: |
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208 | mov dword [value],eax |
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209 | mov al,[base_code] |
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210 | shr al,3 |
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211 | mov [postbyte_register],al |
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212 | pop ecx ebx edx |
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213 | cmp [value_type],0 |
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214 | jne basic_mem_imm_32bit_store |
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215 | cmp [size_declared],0 |
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216 | jne basic_mem_imm_32bit_store |
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217 | cmp dword [value],80h |
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218 | jb basic_mem_simm_8bit |
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219 | cmp dword [value],-80h |
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220 | jae basic_mem_simm_8bit |
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221 | basic_mem_imm_32bit_store: |
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222 | mov [base_code],81h |
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223 | call store_instruction_with_imm32 |
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224 | jmp instruction_assembled |
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225 | get_simm32: |
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226 | call get_qword_value |
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227 | mov ecx,edx |
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228 | cdq |
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229 | cmp ecx,edx |
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230 | jne value_out_of_range |
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231 | cmp [value_type],4 |
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232 | jne get_simm32_ok |
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233 | mov [value_type],2 |
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234 | get_simm32_ok: |
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235 | ret |
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236 | basic_reg: |
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237 | lods byte [esi] |
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238 | call convert_register |
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239 | mov [postbyte_register],al |
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240 | lods byte [esi] |
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241 | cmp al,',' |
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242 | jne invalid_operand |
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243 | lods byte [esi] |
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244 | call get_size_operator |
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245 | cmp al,10h |
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246 | je basic_reg_reg |
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247 | cmp al,'(' |
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248 | je basic_reg_imm |
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249 | cmp al,'[' |
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250 | jne invalid_operand |
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251 | basic_reg_mem: |
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252 | call get_address |
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253 | mov al,[operand_size] |
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254 | cmp al,1 |
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255 | je basic_reg_mem_8bit |
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256 | call operand_autodetect |
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257 | add [base_code],3 |
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258 | jmp instruction_ready |
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259 | basic_reg_mem_8bit: |
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260 | add [base_code],2 |
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261 | jmp instruction_ready |
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262 | basic_reg_reg: |
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263 | lods byte [esi] |
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264 | call convert_register |
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265 | mov bl,[postbyte_register] |
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266 | mov [postbyte_register],al |
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267 | mov al,ah |
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268 | cmp al,1 |
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269 | je nomem_instruction_ready |
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270 | call operand_autodetect |
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271 | inc [base_code] |
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272 | nomem_instruction_ready: |
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273 | call store_nomem_instruction |
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274 | jmp instruction_assembled |
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275 | basic_reg_imm: |
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276 | mov al,[operand_size] |
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277 | cmp al,1 |
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278 | je basic_reg_imm_8bit |
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279 | cmp al,2 |
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280 | je basic_reg_imm_16bit |
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281 | cmp al,4 |
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282 | je basic_reg_imm_32bit |
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283 | cmp al,8 |
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284 | jne invalid_operand_size |
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285 | basic_reg_imm_64bit: |
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286 | cmp [size_declared],0 |
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287 | jne long_immediate_not_encodable |
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288 | call operand_64bit |
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289 | call get_simm32 |
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290 | cmp [value_type],4 |
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291 | jae long_immediate_not_encodable |
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292 | jmp basic_reg_imm_32bit_ok |
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293 | basic_reg_imm_8bit: |
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294 | call get_byte_value |
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295 | mov dl,al |
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296 | mov bl,[base_code] |
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297 | shr bl,3 |
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298 | xchg bl,[postbyte_register] |
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299 | or bl,bl |
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300 | jz basic_al_imm |
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301 | mov [base_code],80h |
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302 | call store_nomem_instruction |
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303 | mov al,dl |
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304 | stos byte [edi] |
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305 | jmp instruction_assembled |
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306 | basic_al_imm: |
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307 | mov al,[base_code] |
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308 | add al,4 |
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309 | stos byte [edi] |
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310 | mov al,dl |
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311 | stos byte [edi] |
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312 | jmp instruction_assembled |
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313 | basic_reg_imm_16bit: |
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314 | call operand_16bit |
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315 | call get_word_value |
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316 | mov dx,ax |
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317 | mov bl,[base_code] |
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318 | shr bl,3 |
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319 | xchg bl,[postbyte_register] |
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320 | cmp [value_type],0 |
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321 | jne basic_reg_imm_16bit_store |
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322 | cmp [size_declared],0 |
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323 | jne basic_reg_imm_16bit_store |
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324 | cmp dx,80h |
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325 | jb basic_reg_simm_8bit |
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326 | cmp dx,-80h |
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327 | jae basic_reg_simm_8bit |
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328 | basic_reg_imm_16bit_store: |
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329 | or bl,bl |
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330 | jz basic_ax_imm |
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331 | mov [base_code],81h |
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332 | call store_nomem_instruction |
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333 | basic_store_imm_16bit: |
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334 | mov ax,dx |
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335 | call mark_relocation |
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336 | stos word [edi] |
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337 | jmp instruction_assembled |
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338 | basic_reg_simm_8bit: |
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339 | mov [base_code],83h |
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340 | call store_nomem_instruction |
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341 | mov al,dl |
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342 | stos byte [edi] |
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343 | jmp instruction_assembled |
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344 | basic_ax_imm: |
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345 | add [base_code],5 |
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346 | call store_classic_instruction_code |
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347 | jmp basic_store_imm_16bit |
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348 | basic_reg_imm_32bit: |
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349 | call operand_32bit |
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350 | call get_dword_value |
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351 | basic_reg_imm_32bit_ok: |
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352 | mov edx,eax |
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353 | mov bl,[base_code] |
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354 | shr bl,3 |
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355 | xchg bl,[postbyte_register] |
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356 | cmp [value_type],0 |
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357 | jne basic_reg_imm_32bit_store |
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358 | cmp [size_declared],0 |
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359 | jne basic_reg_imm_32bit_store |
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360 | cmp edx,80h |
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361 | jb basic_reg_simm_8bit |
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362 | cmp edx,-80h |
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363 | jae basic_reg_simm_8bit |
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364 | basic_reg_imm_32bit_store: |
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365 | or bl,bl |
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366 | jz basic_eax_imm |
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367 | mov [base_code],81h |
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368 | call store_nomem_instruction |
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369 | basic_store_imm_32bit: |
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370 | mov eax,edx |
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371 | call mark_relocation |
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372 | stos dword [edi] |
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373 | jmp instruction_assembled |
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374 | basic_eax_imm: |
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375 | add [base_code],5 |
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376 | call store_classic_instruction_code |
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377 | jmp basic_store_imm_32bit |
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378 | recoverable_unknown_size: |
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379 | cmp [error_line],0 |
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380 | jne ignore_unknown_size |
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381 | push [current_line] |
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382 | pop [error_line] |
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383 | mov [error],operand_size_not_specified |
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384 | ignore_unknown_size: |
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385 | ret |
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386 | single_operand_instruction: |
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387 | mov [base_code],0F6h |
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388 | mov [postbyte_register],al |
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389 | lods byte [esi] |
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390 | call get_size_operator |
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391 | cmp al,10h |
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392 | je single_reg |
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393 | cmp al,'[' |
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394 | jne invalid_operand |
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395 | single_mem: |
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396 | call get_address |
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397 | mov al,[operand_size] |
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398 | cmp al,1 |
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399 | je single_mem_8bit |
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400 | jb single_mem_nosize |
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401 | call operand_autodetect |
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402 | inc [base_code] |
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403 | jmp instruction_ready |
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404 | single_mem_nosize: |
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405 | call recoverable_unknown_size |
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406 | single_mem_8bit: |
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407 | jmp instruction_ready |
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408 | single_reg: |
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409 | lods byte [esi] |
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410 | call convert_register |
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411 | mov bl,al |
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412 | mov al,ah |
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413 | cmp al,1 |
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414 | je single_reg_8bit |
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415 | call operand_autodetect |
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416 | inc [base_code] |
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417 | single_reg_8bit: |
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418 | jmp nomem_instruction_ready |
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419 | mov_instruction: |
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420 | mov [base_code],88h |
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421 | lods byte [esi] |
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422 | call get_size_operator |
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423 | cmp al,10h |
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424 | je mov_reg |
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425 | cmp al,14h |
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426 | je mov_creg |
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427 | cmp al,'[' |
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428 | jne invalid_operand |
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429 | mov_mem: |
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430 | call get_address |
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431 | push edx ebx ecx |
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432 | lods byte [esi] |
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433 | cmp al,',' |
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434 | jne invalid_operand |
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435 | lods byte [esi] |
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436 | call get_size_operator |
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437 | cmp al,'(' |
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438 | je mov_mem_imm |
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439 | cmp al,10h |
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440 | jne invalid_operand |
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441 | mov_mem_reg: |
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442 | lods byte [esi] |
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443 | cmp al,30h |
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444 | jb mov_mem_general_reg |
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445 | cmp al,40h |
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446 | jb mov_mem_sreg |
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447 | mov_mem_general_reg: |
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448 | call convert_register |
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449 | mov [postbyte_register],al |
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450 | pop ecx ebx edx |
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451 | cmp ah,1 |
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452 | je mov_mem_reg_8bit |
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453 | inc [base_code] |
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454 | mov al,ah |
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455 | call operand_autodetect |
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456 | mov al,[postbyte_register] |
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457 | or al,bl |
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458 | or al,bh |
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459 | jz mov_mem_ax |
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460 | jmp instruction_ready |
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461 | mov_mem_reg_8bit: |
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462 | or al,bl |
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463 | or al,bh |
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464 | jnz instruction_ready |
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465 | mov_mem_al: |
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466 | test ch,22h |
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467 | jnz mov_mem_address16_al |
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468 | test ch,44h |
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469 | jnz mov_mem_address32_al |
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470 | test ch,88h |
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471 | jnz mov_mem_address64_al |
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472 | or ch,ch |
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473 | jnz invalid_address_size |
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474 | call check_mov_address64 |
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475 | cmp al,0 |
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476 | jg mov_mem_address64_al |
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477 | jl instruction_ready |
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478 | cmp [code_type],16 |
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479 | jne mov_mem_address32_al |
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480 | cmp edx,10000h |
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481 | jb mov_mem_address16_al |
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482 | mov_mem_address32_al: |
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483 | call store_segment_prefix_if_necessary |
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484 | call address_32bit_prefix |
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485 | mov [base_code],0A2h |
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486 | store_mov_address32: |
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487 | call store_classic_instruction_code |
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488 | call store_address_32bit_value |
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489 | jmp instruction_assembled |
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490 | mov_mem_address16_al: |
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491 | call store_segment_prefix_if_necessary |
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492 | call address_16bit_prefix |
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493 | mov [base_code],0A2h |
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494 | store_mov_address16: |
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495 | cmp [code_type],64 |
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496 | je invalid_address |
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497 | call store_classic_instruction_code |
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498 | mov eax,edx |
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499 | stos word [edi] |
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500 | cmp edx,10000h |
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501 | jge value_out_of_range |
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502 | jmp instruction_assembled |
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503 | check_mov_address64: |
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504 | cmp [code_type],64 |
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505 | jne no_address64 |
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506 | mov eax,[address_high] |
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507 | or eax,eax |
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508 | jz no_address64 |
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509 | bt edx,31 |
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510 | adc eax,0 |
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511 | jz address64_simm32 |
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512 | address64_required: |
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513 | mov al,1 |
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514 | ret |
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515 | address64_simm32: |
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516 | mov al,-1 |
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517 | ret |
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518 | no_address64: |
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519 | xor al,al |
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520 | ret |
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521 | mov_mem_address64_al: |
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522 | call store_segment_prefix_if_necessary |
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523 | mov [base_code],0A2h |
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524 | store_mov_address64: |
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525 | call store_classic_instruction_code |
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526 | call store_address_64bit_value |
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527 | jmp instruction_assembled |
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528 | mov_mem_ax: |
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529 | test ch,22h |
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530 | jnz mov_mem_address16_ax |
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531 | test ch,44h |
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532 | jnz mov_mem_address32_ax |
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533 | test ch,88h |
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534 | jnz mov_mem_address64_ax |
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535 | or ch,ch |
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536 | jnz invalid_address_size |
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537 | call check_mov_address64 |
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538 | cmp al,0 |
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539 | jg mov_mem_address64_ax |
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540 | jl instruction_ready |
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541 | cmp [code_type],16 |
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542 | jne mov_mem_address32_ax |
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543 | cmp edx,10000h |
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544 | jb mov_mem_address16_ax |
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545 | mov_mem_address32_ax: |
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546 | call store_segment_prefix_if_necessary |
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547 | call address_32bit_prefix |
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548 | mov [base_code],0A3h |
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549 | jmp store_mov_address32 |
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550 | mov_mem_address16_ax: |
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551 | call store_segment_prefix_if_necessary |
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552 | call address_16bit_prefix |
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553 | mov [base_code],0A3h |
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554 | jmp store_mov_address16 |
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555 | mov_mem_address64_ax: |
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556 | call store_segment_prefix_if_necessary |
||
557 | mov [base_code],0A3h |
||
558 | jmp store_mov_address64 |
||
559 | mov_mem_sreg: |
||
560 | sub al,31h |
||
561 | mov [postbyte_register],al |
||
562 | pop ecx ebx edx |
||
563 | mov ah,[operand_size] |
||
564 | or ah,ah |
||
565 | jz mov_mem_sreg_store |
||
566 | cmp ah,2 |
||
567 | jne invalid_operand_size |
||
568 | mov_mem_sreg_store: |
||
569 | mov [base_code],8Ch |
||
570 | jmp instruction_ready |
||
571 | mov_mem_imm: |
||
572 | mov al,[operand_size] |
||
573 | cmp al,1 |
||
574 | jb mov_mem_imm_nosize |
||
575 | je mov_mem_imm_8bit |
||
576 | cmp al,2 |
||
577 | je mov_mem_imm_16bit |
||
578 | cmp al,4 |
||
579 | je mov_mem_imm_32bit |
||
580 | cmp al,8 |
||
581 | jne invalid_operand_size |
||
582 | mov_mem_imm_64bit: |
||
583 | cmp [size_declared],0 |
||
584 | jne long_immediate_not_encodable |
||
585 | call operand_64bit |
||
586 | call get_simm32 |
||
587 | cmp [value_type],4 |
||
588 | jae long_immediate_not_encodable |
||
589 | jmp mov_mem_imm_32bit_store |
||
590 | mov_mem_imm_nosize: |
||
591 | call recoverable_unknown_size |
||
592 | mov_mem_imm_8bit: |
||
593 | call get_byte_value |
||
594 | mov byte [value],al |
||
595 | mov [postbyte_register],0 |
||
596 | mov [base_code],0C6h |
||
597 | pop ecx ebx edx |
||
598 | call store_instruction_with_imm8 |
||
599 | jmp instruction_assembled |
||
600 | mov_mem_imm_16bit: |
||
601 | call operand_16bit |
||
602 | call get_word_value |
||
603 | mov word [value],ax |
||
604 | mov [postbyte_register],0 |
||
605 | mov [base_code],0C7h |
||
606 | pop ecx ebx edx |
||
607 | call store_instruction_with_imm16 |
||
608 | jmp instruction_assembled |
||
609 | mov_mem_imm_32bit: |
||
610 | call operand_32bit |
||
611 | call get_dword_value |
||
612 | mov_mem_imm_32bit_store: |
||
613 | mov dword [value],eax |
||
614 | mov [postbyte_register],0 |
||
615 | mov [base_code],0C7h |
||
616 | pop ecx ebx edx |
||
617 | call store_instruction_with_imm32 |
||
618 | jmp instruction_assembled |
||
619 | mov_reg: |
||
620 | lods byte [esi] |
||
621 | mov ah,al |
||
622 | sub ah,10h |
||
623 | and ah,al |
||
624 | test ah,0F0h |
||
625 | jnz mov_sreg |
||
626 | call convert_register |
||
627 | mov [postbyte_register],al |
||
628 | lods byte [esi] |
||
629 | cmp al,',' |
||
630 | jne invalid_operand |
||
631 | lods byte [esi] |
||
632 | call get_size_operator |
||
633 | cmp al,'[' |
||
634 | je mov_reg_mem |
||
635 | cmp al,'(' |
||
636 | je mov_reg_imm |
||
637 | cmp al,14h |
||
638 | je mov_reg_creg |
||
639 | cmp al,10h |
||
640 | jne invalid_operand |
||
641 | mov_reg_reg: |
||
642 | lods byte [esi] |
||
643 | mov ah,al |
||
644 | sub ah,10h |
||
645 | and ah,al |
||
646 | test ah,0F0h |
||
647 | jnz mov_reg_sreg |
||
648 | call convert_register |
||
649 | mov bl,[postbyte_register] |
||
650 | mov [postbyte_register],al |
||
651 | mov al,ah |
||
652 | cmp al,1 |
||
653 | je mov_reg_reg_8bit |
||
654 | call operand_autodetect |
||
655 | inc [base_code] |
||
656 | mov_reg_reg_8bit: |
||
657 | jmp nomem_instruction_ready |
||
658 | mov_reg_sreg: |
||
659 | mov bl,[postbyte_register] |
||
660 | mov ah,al |
||
661 | and al,1111b |
||
662 | mov [postbyte_register],al |
||
663 | shr ah,4 |
||
664 | cmp ah,3 |
||
665 | jne invalid_operand |
||
666 | dec [postbyte_register] |
||
667 | cmp [operand_size],8 |
||
668 | je mov_reg_sreg64 |
||
669 | cmp [operand_size],4 |
||
670 | je mov_reg_sreg32 |
||
671 | cmp [operand_size],2 |
||
672 | jne invalid_operand_size |
||
673 | call operand_16bit |
||
674 | jmp mov_reg_sreg_store |
||
675 | mov_reg_sreg64: |
||
676 | call operand_64bit |
||
677 | jmp mov_reg_sreg_store |
||
678 | mov_reg_sreg32: |
||
679 | call operand_32bit |
||
680 | mov_reg_sreg_store: |
||
681 | mov [base_code],8Ch |
||
682 | jmp nomem_instruction_ready |
||
683 | mov_reg_creg: |
||
684 | lods byte [esi] |
||
685 | mov bl,al |
||
686 | shr al,4 |
||
687 | cmp al,4 |
||
688 | ja invalid_operand |
||
689 | add al,20h |
||
690 | mov [extended_code],al |
||
691 | and bl,1111b |
||
692 | xchg bl,[postbyte_register] |
||
693 | mov [base_code],0Fh |
||
694 | cmp [code_type],64 |
||
695 | je mov_reg_creg_64bit |
||
696 | cmp [operand_size],4 |
||
697 | jne invalid_operand_size |
||
698 | cmp [postbyte_register],8 |
||
699 | jb mov_reg_creg_store |
||
700 | cmp [extended_code],20h |
||
701 | jne mov_reg_creg_store |
||
702 | mov al,0F0h |
||
703 | stos byte [edi] |
||
704 | mov [postbyte_register],0 |
||
705 | mov_reg_creg_store: |
||
706 | jmp nomem_instruction_ready |
||
707 | mov_reg_creg_64bit: |
||
708 | cmp [operand_size],8 |
||
709 | jne invalid_operand_size |
||
710 | jmp nomem_instruction_ready |
||
711 | mov_reg_mem: |
||
712 | add [base_code],2 |
||
713 | call get_address |
||
714 | mov al,[operand_size] |
||
715 | cmp al,1 |
||
716 | je mov_reg_mem_8bit |
||
717 | inc [base_code] |
||
718 | call operand_autodetect |
||
719 | mov al,[postbyte_register] |
||
720 | or al,bl |
||
721 | or al,bh |
||
722 | jz mov_ax_mem |
||
723 | jmp instruction_ready |
||
724 | mov_reg_mem_8bit: |
||
725 | mov al,[postbyte_register] |
||
726 | or al,bl |
||
727 | or al,bh |
||
728 | jz mov_al_mem |
||
729 | jmp instruction_ready |
||
730 | mov_al_mem: |
||
731 | test ch,22h |
||
732 | jnz mov_al_mem_address16 |
||
733 | test ch,44h |
||
734 | jnz mov_al_mem_address32 |
||
735 | test ch,88h |
||
736 | jnz mov_al_mem_address64 |
||
737 | or ch,ch |
||
738 | jnz invalid_address_size |
||
739 | call check_mov_address64 |
||
740 | cmp al,0 |
||
741 | jg mov_al_mem_address64 |
||
742 | jl instruction_ready |
||
743 | cmp [code_type],16 |
||
744 | jne mov_al_mem_address32 |
||
745 | cmp edx,10000h |
||
746 | jb mov_al_mem_address16 |
||
747 | mov_al_mem_address32: |
||
748 | call store_segment_prefix_if_necessary |
||
749 | call address_32bit_prefix |
||
750 | mov [base_code],0A0h |
||
751 | jmp store_mov_address32 |
||
752 | mov_al_mem_address16: |
||
753 | call store_segment_prefix_if_necessary |
||
754 | call address_16bit_prefix |
||
755 | mov [base_code],0A0h |
||
756 | jmp store_mov_address16 |
||
757 | mov_al_mem_address64: |
||
758 | call store_segment_prefix_if_necessary |
||
759 | mov [base_code],0A0h |
||
760 | jmp store_mov_address64 |
||
761 | mov_ax_mem: |
||
762 | test ch,22h |
||
763 | jnz mov_ax_mem_address16 |
||
764 | test ch,44h |
||
765 | jnz mov_ax_mem_address32 |
||
766 | test ch,88h |
||
767 | jnz mov_ax_mem_address64 |
||
768 | or ch,ch |
||
769 | jnz invalid_address_size |
||
770 | call check_mov_address64 |
||
771 | cmp al,0 |
||
772 | jg mov_ax_mem_address64 |
||
773 | jl instruction_ready |
||
774 | cmp [code_type],16 |
||
775 | jne mov_ax_mem_address32 |
||
776 | cmp edx,10000h |
||
777 | jb mov_ax_mem_address16 |
||
778 | mov_ax_mem_address32: |
||
779 | call store_segment_prefix_if_necessary |
||
780 | call address_32bit_prefix |
||
781 | mov [base_code],0A1h |
||
782 | jmp store_mov_address32 |
||
783 | mov_ax_mem_address16: |
||
784 | call store_segment_prefix_if_necessary |
||
785 | call address_16bit_prefix |
||
786 | mov [base_code],0A1h |
||
787 | jmp store_mov_address16 |
||
788 | mov_ax_mem_address64: |
||
789 | call store_segment_prefix_if_necessary |
||
790 | mov [base_code],0A1h |
||
791 | jmp store_mov_address64 |
||
792 | mov_reg_imm: |
||
793 | mov al,[operand_size] |
||
794 | cmp al,1 |
||
795 | je mov_reg_imm_8bit |
||
796 | cmp al,2 |
||
797 | je mov_reg_imm_16bit |
||
798 | cmp al,4 |
||
799 | je mov_reg_imm_32bit |
||
800 | cmp al,8 |
||
801 | jne invalid_operand_size |
||
802 | mov_reg_imm_64bit: |
||
803 | call operand_64bit |
||
804 | call get_qword_value |
||
805 | mov ecx,edx |
||
806 | cmp [size_declared],0 |
||
807 | jne mov_reg_imm_64bit_store |
||
808 | cmp [value_type],4 |
||
809 | jae mov_reg_imm_64bit_store |
||
810 | cdq |
||
811 | cmp ecx,edx |
||
812 | je mov_reg_64bit_imm_32bit |
||
813 | mov_reg_imm_64bit_store: |
||
814 | push eax ecx |
||
815 | mov al,0B8h |
||
816 | call store_mov_reg_imm_code |
||
817 | pop edx eax |
||
818 | call mark_relocation |
||
819 | stos dword [edi] |
||
820 | mov eax,edx |
||
821 | stos dword [edi] |
||
822 | jmp instruction_assembled |
||
823 | mov_reg_imm_8bit: |
||
824 | call get_byte_value |
||
825 | mov dl,al |
||
826 | mov al,0B0h |
||
827 | call store_mov_reg_imm_code |
||
828 | mov al,dl |
||
829 | stos byte [edi] |
||
830 | jmp instruction_assembled |
||
831 | mov_reg_imm_16bit: |
||
832 | call get_word_value |
||
833 | mov dx,ax |
||
834 | call operand_16bit |
||
835 | mov al,0B8h |
||
836 | call store_mov_reg_imm_code |
||
837 | mov ax,dx |
||
838 | call mark_relocation |
||
839 | stos word [edi] |
||
840 | jmp instruction_assembled |
||
841 | mov_reg_imm_32bit: |
||
842 | call operand_32bit |
||
843 | call get_dword_value |
||
844 | mov edx,eax |
||
845 | mov al,0B8h |
||
846 | call store_mov_reg_imm_code |
||
847 | mov_store_imm_32bit: |
||
848 | mov eax,edx |
||
849 | call mark_relocation |
||
850 | stos dword [edi] |
||
851 | jmp instruction_assembled |
||
852 | store_mov_reg_imm_code: |
||
853 | mov ah,[postbyte_register] |
||
854 | test ah,1000b |
||
855 | jz mov_reg_imm_prefix_ok |
||
856 | or [rex_prefix],41h |
||
857 | mov_reg_imm_prefix_ok: |
||
858 | and ah,111b |
||
859 | add al,ah |
||
860 | mov [base_code],al |
||
861 | call store_classic_instruction_code |
||
862 | ret |
||
863 | mov_reg_64bit_imm_32bit: |
||
864 | mov edx,eax |
||
865 | mov bl,[postbyte_register] |
||
866 | mov [postbyte_register],0 |
||
867 | mov [base_code],0C7h |
||
868 | call store_nomem_instruction |
||
869 | jmp mov_store_imm_32bit |
||
870 | mov_sreg: |
||
871 | mov ah,al |
||
872 | and al,1111b |
||
873 | mov [postbyte_register],al |
||
874 | shr ah,4 |
||
875 | cmp ah,3 |
||
876 | jne invalid_operand |
||
877 | cmp al,2 |
||
878 | je illegal_instruction |
||
879 | dec [postbyte_register] |
||
880 | lods byte [esi] |
||
881 | cmp al,',' |
||
882 | jne invalid_operand |
||
883 | lods byte [esi] |
||
884 | call get_size_operator |
||
885 | cmp al,'[' |
||
886 | je mov_sreg_mem |
||
887 | cmp al,10h |
||
888 | jne invalid_operand |
||
889 | mov_sreg_reg: |
||
890 | lods byte [esi] |
||
891 | call convert_register |
||
892 | or ah,ah |
||
893 | jz mov_sreg_reg_size_ok |
||
894 | cmp ah,2 |
||
895 | jne invalid_operand_size |
||
896 | mov bl,al |
||
897 | mov_sreg_reg_size_ok: |
||
898 | mov [base_code],8Eh |
||
899 | jmp nomem_instruction_ready |
||
900 | mov_sreg_mem: |
||
901 | call get_address |
||
902 | mov al,[operand_size] |
||
903 | or al,al |
||
904 | jz mov_sreg_mem_size_ok |
||
905 | cmp al,2 |
||
906 | jne invalid_operand_size |
||
907 | mov_sreg_mem_size_ok: |
||
908 | mov [base_code],8Eh |
||
909 | jmp instruction_ready |
||
910 | mov_creg: |
||
911 | lods byte [esi] |
||
912 | mov ah,al |
||
913 | shr ah,4 |
||
914 | cmp ah,4 |
||
915 | ja invalid_operand |
||
916 | add ah,22h |
||
917 | mov [extended_code],ah |
||
918 | and al,1111b |
||
919 | mov [postbyte_register],al |
||
920 | mov [base_code],0Fh |
||
921 | lods byte [esi] |
||
922 | cmp al,',' |
||
923 | jne invalid_operand |
||
924 | call take_register |
||
925 | mov bl,al |
||
926 | cmp [code_type],64 |
||
927 | je mov_creg_64bit |
||
928 | cmp ah,4 |
||
929 | jne invalid_operand_size |
||
930 | cmp [postbyte_register],8 |
||
931 | jb mov_creg_store |
||
932 | cmp [extended_code],22h |
||
933 | jne mov_creg_store |
||
934 | mov al,0F0h |
||
935 | stos byte [edi] |
||
936 | mov [postbyte_register],0 |
||
937 | mov_creg_store: |
||
938 | jmp nomem_instruction_ready |
||
939 | mov_creg_64bit: |
||
940 | cmp ah,8 |
||
941 | je mov_creg_store |
||
942 | jmp invalid_operand_size |
||
943 | test_instruction: |
||
944 | mov [base_code],84h |
||
945 | lods byte [esi] |
||
946 | call get_size_operator |
||
947 | cmp al,10h |
||
948 | je test_reg |
||
949 | cmp al,'[' |
||
950 | jne invalid_operand |
||
951 | test_mem: |
||
952 | call get_address |
||
953 | push edx ebx ecx |
||
954 | lods byte [esi] |
||
955 | cmp al,',' |
||
956 | jne invalid_operand |
||
957 | lods byte [esi] |
||
958 | call get_size_operator |
||
959 | cmp al,'(' |
||
960 | je test_mem_imm |
||
961 | cmp al,10h |
||
962 | jne invalid_operand |
||
963 | test_mem_reg: |
||
964 | lods byte [esi] |
||
965 | call convert_register |
||
966 | mov [postbyte_register],al |
||
967 | pop ecx ebx edx |
||
968 | mov al,ah |
||
969 | cmp al,1 |
||
970 | je test_mem_reg_8bit |
||
971 | call operand_autodetect |
||
972 | inc [base_code] |
||
973 | test_mem_reg_8bit: |
||
974 | jmp instruction_ready |
||
975 | test_mem_imm: |
||
976 | mov al,[operand_size] |
||
977 | cmp al,1 |
||
978 | jb test_mem_imm_nosize |
||
979 | je test_mem_imm_8bit |
||
980 | cmp al,2 |
||
981 | je test_mem_imm_16bit |
||
982 | cmp al,4 |
||
983 | je test_mem_imm_32bit |
||
984 | cmp al,8 |
||
985 | jne invalid_operand_size |
||
986 | test_mem_imm_64bit: |
||
987 | cmp [size_declared],0 |
||
988 | jne long_immediate_not_encodable |
||
989 | call operand_64bit |
||
990 | call get_simm32 |
||
991 | cmp [value_type],4 |
||
992 | jae long_immediate_not_encodable |
||
993 | jmp test_mem_imm_32bit_store |
||
994 | test_mem_imm_nosize: |
||
995 | call recoverable_unknown_size |
||
996 | test_mem_imm_8bit: |
||
997 | call get_byte_value |
||
998 | mov byte [value],al |
||
999 | mov [postbyte_register],0 |
||
1000 | mov [base_code],0F6h |
||
1001 | pop ecx ebx edx |
||
1002 | call store_instruction_with_imm8 |
||
1003 | jmp instruction_assembled |
||
1004 | test_mem_imm_16bit: |
||
1005 | call operand_16bit |
||
1006 | call get_word_value |
||
1007 | mov word [value],ax |
||
1008 | mov [postbyte_register],0 |
||
1009 | mov [base_code],0F7h |
||
1010 | pop ecx ebx edx |
||
1011 | call store_instruction_with_imm16 |
||
1012 | jmp instruction_assembled |
||
1013 | test_mem_imm_32bit: |
||
1014 | call operand_32bit |
||
1015 | call get_dword_value |
||
1016 | test_mem_imm_32bit_store: |
||
1017 | mov dword [value],eax |
||
1018 | mov [postbyte_register],0 |
||
1019 | mov [base_code],0F7h |
||
1020 | pop ecx ebx edx |
||
1021 | call store_instruction_with_imm32 |
||
1022 | jmp instruction_assembled |
||
1023 | test_reg: |
||
1024 | lods byte [esi] |
||
1025 | call convert_register |
||
1026 | mov [postbyte_register],al |
||
1027 | lods byte [esi] |
||
1028 | cmp al,',' |
||
1029 | jne invalid_operand |
||
1030 | lods byte [esi] |
||
1031 | call get_size_operator |
||
1032 | cmp al,'[' |
||
1033 | je test_reg_mem |
||
1034 | cmp al,'(' |
||
1035 | je test_reg_imm |
||
1036 | cmp al,10h |
||
1037 | jne invalid_operand |
||
1038 | test_reg_reg: |
||
1039 | lods byte [esi] |
||
1040 | call convert_register |
||
1041 | mov bl,[postbyte_register] |
||
1042 | mov [postbyte_register],al |
||
1043 | mov al,ah |
||
1044 | cmp al,1 |
||
1045 | je test_reg_reg_8bit |
||
1046 | call operand_autodetect |
||
1047 | inc [base_code] |
||
1048 | test_reg_reg_8bit: |
||
1049 | jmp nomem_instruction_ready |
||
1050 | test_reg_imm: |
||
1051 | mov al,[operand_size] |
||
1052 | cmp al,1 |
||
1053 | je test_reg_imm_8bit |
||
1054 | cmp al,2 |
||
1055 | je test_reg_imm_16bit |
||
1056 | cmp al,4 |
||
1057 | je test_reg_imm_32bit |
||
1058 | cmp al,8 |
||
1059 | jne invalid_operand_size |
||
1060 | test_reg_imm_64bit: |
||
1061 | cmp [size_declared],0 |
||
1062 | jne long_immediate_not_encodable |
||
1063 | call operand_64bit |
||
1064 | call get_simm32 |
||
1065 | cmp [value_type],4 |
||
1066 | jae long_immediate_not_encodable |
||
1067 | jmp test_reg_imm_32bit_store |
||
1068 | test_reg_imm_8bit: |
||
1069 | call get_byte_value |
||
1070 | mov dl,al |
||
1071 | mov bl,[postbyte_register] |
||
1072 | mov [postbyte_register],0 |
||
1073 | mov [base_code],0F6h |
||
1074 | or bl,bl |
||
1075 | jz test_al_imm |
||
1076 | call store_nomem_instruction |
||
1077 | mov al,dl |
||
1078 | stos byte [edi] |
||
1079 | jmp instruction_assembled |
||
1080 | test_al_imm: |
||
1081 | mov [base_code],0A8h |
||
1082 | call store_classic_instruction_code |
||
1083 | mov al,dl |
||
1084 | stos byte [edi] |
||
1085 | jmp instruction_assembled |
||
1086 | test_reg_imm_16bit: |
||
1087 | call operand_16bit |
||
1088 | call get_word_value |
||
1089 | mov dx,ax |
||
1090 | mov bl,[postbyte_register] |
||
1091 | mov [postbyte_register],0 |
||
1092 | mov [base_code],0F7h |
||
1093 | or bl,bl |
||
1094 | jz test_ax_imm |
||
1095 | call store_nomem_instruction |
||
1096 | mov ax,dx |
||
1097 | call mark_relocation |
||
1098 | stos word [edi] |
||
1099 | jmp instruction_assembled |
||
1100 | test_ax_imm: |
||
1101 | mov [base_code],0A9h |
||
1102 | call store_classic_instruction_code |
||
1103 | mov ax,dx |
||
1104 | stos word [edi] |
||
1105 | jmp instruction_assembled |
||
1106 | test_reg_imm_32bit: |
||
1107 | call operand_32bit |
||
1108 | call get_dword_value |
||
1109 | test_reg_imm_32bit_store: |
||
1110 | mov edx,eax |
||
1111 | mov bl,[postbyte_register] |
||
1112 | mov [postbyte_register],0 |
||
1113 | mov [base_code],0F7h |
||
1114 | or bl,bl |
||
1115 | jz test_eax_imm |
||
1116 | call store_nomem_instruction |
||
1117 | mov eax,edx |
||
1118 | call mark_relocation |
||
1119 | stos dword [edi] |
||
1120 | jmp instruction_assembled |
||
1121 | test_eax_imm: |
||
1122 | mov [base_code],0A9h |
||
1123 | call store_classic_instruction_code |
||
1124 | mov eax,edx |
||
1125 | stos dword [edi] |
||
1126 | jmp instruction_assembled |
||
1127 | test_reg_mem: |
||
1128 | call get_address |
||
1129 | mov al,[operand_size] |
||
1130 | cmp al,1 |
||
1131 | je test_reg_mem_8bit |
||
1132 | call operand_autodetect |
||
1133 | inc [base_code] |
||
1134 | test_reg_mem_8bit: |
||
1135 | jmp instruction_ready |
||
1136 | xchg_instruction: |
||
1137 | mov [base_code],86h |
||
1138 | lods byte [esi] |
||
1139 | call get_size_operator |
||
1140 | cmp al,10h |
||
1141 | je xchg_reg |
||
1142 | cmp al,'[' |
||
1143 | jne invalid_operand |
||
1144 | xchg_mem: |
||
1145 | call get_address |
||
1146 | push edx ebx ecx |
||
1147 | lods byte [esi] |
||
1148 | cmp al,',' |
||
1149 | jne invalid_operand |
||
1150 | lods byte [esi] |
||
1151 | call get_size_operator |
||
1152 | cmp al,10h |
||
1153 | je test_mem_reg |
||
1154 | jmp invalid_operand |
||
1155 | xchg_reg: |
||
1156 | lods byte [esi] |
||
1157 | call convert_register |
||
1158 | mov [postbyte_register],al |
||
1159 | lods byte [esi] |
||
1160 | cmp al,',' |
||
1161 | jne invalid_operand |
||
1162 | lods byte [esi] |
||
1163 | call get_size_operator |
||
1164 | cmp al,'[' |
||
1165 | je test_reg_mem |
||
1166 | cmp al,10h |
||
1167 | jne invalid_operand |
||
1168 | xchg_reg_reg: |
||
1169 | lods byte [esi] |
||
1170 | call convert_register |
||
1171 | mov bl,al |
||
1172 | mov al,ah |
||
1173 | cmp al,1 |
||
1174 | je xchg_reg_reg_8bit |
||
1175 | call operand_autodetect |
||
1176 | cmp [postbyte_register],0 |
||
1177 | je xchg_ax_reg |
||
1178 | or bl,bl |
||
1179 | jnz xchg_reg_reg_store |
||
1180 | mov bl,[postbyte_register] |
||
1181 | xchg_ax_reg: |
||
1182 | cmp [code_type],64 |
||
1183 | jne xchg_ax_reg_ok |
||
1184 | cmp ah,4 |
||
1185 | jne xchg_ax_reg_ok |
||
1186 | or bl,bl |
||
1187 | jz xchg_reg_reg_store |
||
1188 | xchg_ax_reg_ok: |
||
1189 | test bl,1000b |
||
1190 | jz xchg_ax_reg_store |
||
1191 | or [rex_prefix],41h |
||
1192 | and bl,111b |
||
1193 | xchg_ax_reg_store: |
||
1194 | add bl,90h |
||
1195 | mov [base_code],bl |
||
1196 | call store_classic_instruction_code |
||
1197 | jmp instruction_assembled |
||
1198 | xchg_reg_reg_store: |
||
1199 | inc [base_code] |
||
1200 | xchg_reg_reg_8bit: |
||
1201 | jmp nomem_instruction_ready |
||
1202 | push_instruction: |
||
1203 | mov [push_size],al |
||
1204 | push_next: |
||
1205 | lods byte [esi] |
||
1206 | call get_size_operator |
||
1207 | cmp al,10h |
||
1208 | je push_reg |
||
1209 | cmp al,'(' |
||
1210 | je push_imm |
||
1211 | cmp al,'[' |
||
1212 | jne invalid_operand |
||
1213 | push_mem: |
||
1214 | call get_address |
||
1215 | mov al,[operand_size] |
||
1216 | mov ah,[push_size] |
||
1217 | cmp al,2 |
||
1218 | je push_mem_16bit |
||
1219 | cmp al,4 |
||
1220 | je push_mem_32bit |
||
1221 | cmp al,8 |
||
1222 | je push_mem_64bit |
||
1223 | or al,al |
||
1224 | jnz invalid_operand_size |
||
1225 | cmp ah,2 |
||
1226 | je push_mem_16bit |
||
1227 | cmp ah,4 |
||
1228 | je push_mem_32bit |
||
1229 | cmp ah,8 |
||
1230 | je push_mem_64bit |
||
1231 | call recoverable_unknown_size |
||
1232 | jmp push_mem_store |
||
1233 | push_mem_16bit: |
||
1234 | test ah,not 2 |
||
1235 | jnz invalid_operand_size |
||
1236 | call operand_16bit |
||
1237 | jmp push_mem_store |
||
1238 | push_mem_32bit: |
||
1239 | test ah,not 4 |
||
1240 | jnz invalid_operand_size |
||
1241 | cmp [code_type],64 |
||
1242 | je illegal_instruction |
||
1243 | call operand_32bit |
||
1244 | jmp push_mem_store |
||
1245 | push_mem_64bit: |
||
1246 | test ah,not 8 |
||
1247 | jnz invalid_operand_size |
||
1248 | cmp [code_type],64 |
||
1249 | jne illegal_instruction |
||
1250 | push_mem_store: |
||
1251 | mov [base_code],0FFh |
||
1252 | mov [postbyte_register],110b |
||
1253 | call store_instruction |
||
1254 | jmp push_done |
||
1255 | push_reg: |
||
1256 | lods byte [esi] |
||
1257 | mov ah,al |
||
1258 | sub ah,10h |
||
1259 | and ah,al |
||
1260 | test ah,0F0h |
||
1261 | jnz push_sreg |
||
1262 | call convert_register |
||
1263 | test al,1000b |
||
1264 | jz push_reg_ok |
||
1265 | or [rex_prefix],41h |
||
1266 | and al,111b |
||
1267 | push_reg_ok: |
||
1268 | add al,50h |
||
1269 | mov [base_code],al |
||
1270 | mov al,ah |
||
1271 | mov ah,[push_size] |
||
1272 | cmp al,2 |
||
1273 | je push_reg_16bit |
||
1274 | cmp al,4 |
||
1275 | je push_reg_32bit |
||
1276 | cmp al,8 |
||
1277 | jne invalid_operand_size |
||
1278 | push_reg_64bit: |
||
1279 | test ah,not 8 |
||
1280 | jnz invalid_operand_size |
||
1281 | cmp [code_type],64 |
||
1282 | jne illegal_instruction |
||
1283 | jmp push_reg_store |
||
1284 | push_reg_32bit: |
||
1285 | test ah,not 4 |
||
1286 | jnz invalid_operand_size |
||
1287 | cmp [code_type],64 |
||
1288 | je illegal_instruction |
||
1289 | call operand_32bit |
||
1290 | jmp push_reg_store |
||
1291 | push_reg_16bit: |
||
1292 | test ah,not 2 |
||
1293 | jnz invalid_operand_size |
||
1294 | call operand_16bit |
||
1295 | push_reg_store: |
||
1296 | call store_classic_instruction_code |
||
1297 | jmp push_done |
||
1298 | push_sreg: |
||
1299 | mov bl,al |
||
1300 | mov dl,[operand_size] |
||
1301 | mov dh,[push_size] |
||
1302 | cmp dl,2 |
||
1303 | je push_sreg16 |
||
1304 | cmp dl,4 |
||
1305 | je push_sreg32 |
||
1306 | cmp dl,8 |
||
1307 | je push_sreg64 |
||
1308 | or dl,dl |
||
1309 | jnz invalid_operand_size |
||
1310 | cmp dh,2 |
||
1311 | je push_sreg16 |
||
1312 | cmp dh,4 |
||
1313 | je push_sreg32 |
||
1314 | cmp dh,8 |
||
1315 | je push_sreg64 |
||
1316 | jmp push_sreg_store |
||
1317 | push_sreg16: |
||
1318 | test dh,not 2 |
||
1319 | jnz invalid_operand_size |
||
1320 | call operand_16bit |
||
1321 | jmp push_sreg_store |
||
1322 | push_sreg32: |
||
1323 | test dh,not 4 |
||
1324 | jnz invalid_operand_size |
||
1325 | cmp [code_type],64 |
||
1326 | je illegal_instruction |
||
1327 | call operand_32bit |
||
1328 | jmp push_sreg_store |
||
1329 | push_sreg64: |
||
1330 | test dh,not 8 |
||
1331 | jnz invalid_operand_size |
||
1332 | cmp [code_type],64 |
||
1333 | jne illegal_instruction |
||
1334 | push_sreg_store: |
||
1335 | mov al,bl |
||
1336 | cmp al,40h |
||
1337 | jae invalid_operand |
||
1338 | sub al,31h |
||
1339 | jc invalid_operand |
||
1340 | cmp al,4 |
||
1341 | jae push_sreg_386 |
||
1342 | shl al,3 |
||
1343 | add al,6 |
||
1344 | mov [base_code],al |
||
1345 | cmp [code_type],64 |
||
1346 | je illegal_instruction |
||
1347 | jmp push_reg_store |
||
1348 | push_sreg_386: |
||
1349 | sub al,4 |
||
1350 | shl al,3 |
||
1351 | add al,0A0h |
||
1352 | mov [extended_code],al |
||
1353 | mov [base_code],0Fh |
||
1354 | jmp push_reg_store |
||
1355 | push_imm: |
||
1356 | mov al,[operand_size] |
||
1357 | mov ah,[push_size] |
||
1358 | or al,al |
||
1359 | je push_imm_size_ok |
||
1360 | or ah,ah |
||
1361 | je push_imm_size_ok |
||
1362 | cmp al,ah |
||
1363 | jne invalid_operand_size |
||
1364 | push_imm_size_ok: |
||
1365 | cmp al,2 |
||
1366 | je push_imm_16bit |
||
1367 | cmp al,4 |
||
1368 | je push_imm_32bit |
||
1369 | cmp al,8 |
||
1370 | je push_imm_64bit |
||
1371 | cmp ah,2 |
||
1372 | je push_imm_optimized_16bit |
||
1373 | cmp ah,4 |
||
1374 | je push_imm_optimized_32bit |
||
1375 | cmp ah,8 |
||
1376 | je push_imm_optimized_64bit |
||
1377 | or al,al |
||
1378 | jnz invalid_operand_size |
||
1379 | cmp [code_type],16 |
||
1380 | je push_imm_optimized_16bit |
||
1381 | cmp [code_type],32 |
||
1382 | je push_imm_optimized_32bit |
||
1383 | push_imm_optimized_64bit: |
||
1384 | cmp [code_type],64 |
||
1385 | jne illegal_instruction |
||
1386 | call get_simm32 |
||
1387 | mov edx,eax |
||
1388 | cmp [value_type],0 |
||
1389 | jne push_imm_32bit_store |
||
1390 | cmp eax,-80h |
||
1391 | jl push_imm_32bit_store |
||
1392 | cmp eax,80h |
||
1393 | jge push_imm_32bit_store |
||
1394 | jmp push_imm_8bit |
||
1395 | push_imm_optimized_32bit: |
||
1396 | cmp [code_type],64 |
||
1397 | je illegal_instruction |
||
1398 | call get_dword_value |
||
1399 | mov edx,eax |
||
1400 | call operand_32bit |
||
1401 | cmp [value_type],0 |
||
1402 | jne push_imm_32bit_store |
||
1403 | cmp eax,-80h |
||
1404 | jl push_imm_32bit_store |
||
1405 | cmp eax,80h |
||
1406 | jge push_imm_32bit_store |
||
1407 | jmp push_imm_8bit |
||
1408 | push_imm_optimized_16bit: |
||
1409 | call get_word_value |
||
1410 | mov dx,ax |
||
1411 | call operand_16bit |
||
1412 | cmp [value_type],0 |
||
1413 | jne push_imm_16bit_store |
||
1414 | cmp ax,-80h |
||
1415 | jl push_imm_16bit_store |
||
1416 | cmp ax,80h |
||
1417 | jge push_imm_16bit_store |
||
1418 | push_imm_8bit: |
||
1419 | mov ah,al |
||
1420 | mov [base_code],6Ah |
||
1421 | call store_classic_instruction_code |
||
1422 | mov al,ah |
||
1423 | stos byte [edi] |
||
1424 | jmp push_done |
||
1425 | push_imm_16bit: |
||
1426 | call get_word_value |
||
1427 | mov dx,ax |
||
1428 | call operand_16bit |
||
1429 | push_imm_16bit_store: |
||
1430 | mov [base_code],68h |
||
1431 | call store_classic_instruction_code |
||
1432 | mov ax,dx |
||
1433 | call mark_relocation |
||
1434 | stos word [edi] |
||
1435 | jmp push_done |
||
1436 | push_imm_64bit: |
||
1437 | cmp [code_type],64 |
||
1438 | jne illegal_instruction |
||
1439 | call get_simm32 |
||
1440 | mov edx,eax |
||
1441 | jmp push_imm_32bit_store |
||
1442 | push_imm_32bit: |
||
1443 | cmp [code_type],64 |
||
1444 | je illegal_instruction |
||
1445 | call get_dword_value |
||
1446 | mov edx,eax |
||
1447 | call operand_32bit |
||
1448 | push_imm_32bit_store: |
||
1449 | mov [base_code],68h |
||
1450 | call store_classic_instruction_code |
||
1451 | mov eax,edx |
||
1452 | call mark_relocation |
||
1453 | stos dword [edi] |
||
1454 | push_done: |
||
1455 | lods byte [esi] |
||
1456 | dec esi |
||
1457 | cmp al,0Fh |
||
1458 | je instruction_assembled |
||
1459 | or al,al |
||
1460 | jz instruction_assembled |
||
1461 | ; mov [operand_size],0 |
||
1462 | ; mov [operand_flags],0 |
||
1463 | ; mov [operand_prefix],0 |
||
1464 | ; mov [rex_prefix],0 |
||
1465 | and dword [operand_size],0 |
||
1466 | jmp push_next |
||
1467 | pop_instruction: |
||
1468 | mov [push_size],al |
||
1469 | pop_next: |
||
1470 | lods byte [esi] |
||
1471 | call get_size_operator |
||
1472 | cmp al,10h |
||
1473 | je pop_reg |
||
1474 | cmp al,'[' |
||
1475 | jne invalid_operand |
||
1476 | pop_mem: |
||
1477 | call get_address |
||
1478 | mov al,[operand_size] |
||
1479 | mov ah,[push_size] |
||
1480 | cmp al,2 |
||
1481 | je pop_mem_16bit |
||
1482 | cmp al,4 |
||
1483 | je pop_mem_32bit |
||
1484 | cmp al,8 |
||
1485 | je pop_mem_64bit |
||
1486 | or al,al |
||
1487 | jnz invalid_operand_size |
||
1488 | cmp ah,2 |
||
1489 | je pop_mem_16bit |
||
1490 | cmp ah,4 |
||
1491 | je pop_mem_32bit |
||
1492 | cmp ah,8 |
||
1493 | je pop_mem_64bit |
||
1494 | call recoverable_unknown_size |
||
1495 | jmp pop_mem_store |
||
1496 | pop_mem_16bit: |
||
1497 | test ah,not 2 |
||
1498 | jnz invalid_operand_size |
||
1499 | call operand_16bit |
||
1500 | jmp pop_mem_store |
||
1501 | pop_mem_32bit: |
||
1502 | test ah,not 4 |
||
1503 | jnz invalid_operand_size |
||
1504 | cmp [code_type],64 |
||
1505 | je illegal_instruction |
||
1506 | call operand_32bit |
||
1507 | jmp pop_mem_store |
||
1508 | pop_mem_64bit: |
||
1509 | test ah,not 8 |
||
1510 | jnz invalid_operand_size |
||
1511 | cmp [code_type],64 |
||
1512 | jne illegal_instruction |
||
1513 | pop_mem_store: |
||
1514 | mov [base_code],08Fh |
||
1515 | mov [postbyte_register],0 |
||
1516 | call store_instruction |
||
1517 | jmp pop_done |
||
1518 | pop_reg: |
||
1519 | lods byte [esi] |
||
1520 | mov ah,al |
||
1521 | sub ah,10h |
||
1522 | and ah,al |
||
1523 | test ah,0F0h |
||
1524 | jnz pop_sreg |
||
1525 | call convert_register |
||
1526 | test al,1000b |
||
1527 | jz pop_reg_ok |
||
1528 | or [rex_prefix],41h |
||
1529 | and al,111b |
||
1530 | pop_reg_ok: |
||
1531 | add al,58h |
||
1532 | mov [base_code],al |
||
1533 | mov al,ah |
||
1534 | mov ah,[push_size] |
||
1535 | cmp al,2 |
||
1536 | je pop_reg_16bit |
||
1537 | cmp al,4 |
||
1538 | je pop_reg_32bit |
||
1539 | cmp al,8 |
||
1540 | je pop_reg_64bit |
||
1541 | jmp invalid_operand_size |
||
1542 | pop_reg_64bit: |
||
1543 | test ah,not 8 |
||
1544 | jnz invalid_operand_size |
||
1545 | cmp [code_type],64 |
||
1546 | jne illegal_instruction |
||
1547 | jmp pop_reg_store |
||
1548 | pop_reg_32bit: |
||
1549 | test ah,not 4 |
||
1550 | jnz invalid_operand_size |
||
1551 | cmp [code_type],64 |
||
1552 | je illegal_instruction |
||
1553 | call operand_32bit |
||
1554 | jmp pop_reg_store |
||
1555 | pop_reg_16bit: |
||
1556 | test ah,not 2 |
||
1557 | jnz invalid_operand_size |
||
1558 | call operand_16bit |
||
1559 | pop_reg_store: |
||
1560 | call store_classic_instruction_code |
||
1561 | pop_done: |
||
1562 | lods byte [esi] |
||
1563 | dec esi |
||
1564 | cmp al,0Fh |
||
1565 | je instruction_assembled |
||
1566 | or al,al |
||
1567 | jz instruction_assembled |
||
1568 | ; mov [operand_size],0 |
||
1569 | ; mov [operand_flags],0 |
||
1570 | ; mov [operand_prefix],0 |
||
1571 | ; mov [rex_prefix],0 |
||
1572 | and dword [operand_size],0 |
||
1573 | jmp pop_next |
||
1574 | pop_sreg: |
||
1575 | mov dl,[operand_size] |
||
1576 | mov dh,[push_size] |
||
1577 | cmp al,32h |
||
1578 | je pop_cs |
||
1579 | mov bl,al |
||
1580 | cmp dl,2 |
||
1581 | je pop_sreg16 |
||
1582 | cmp dl,4 |
||
1583 | je pop_sreg32 |
||
1584 | cmp dl,8 |
||
1585 | je pop_sreg64 |
||
1586 | or dl,dl |
||
1587 | jnz invalid_operand_size |
||
1588 | cmp dh,2 |
||
1589 | je pop_sreg16 |
||
1590 | cmp dh,4 |
||
1591 | je pop_sreg32 |
||
1592 | cmp dh,8 |
||
1593 | je pop_sreg64 |
||
1594 | jmp pop_sreg_store |
||
1595 | pop_sreg16: |
||
1596 | test dh,not 2 |
||
1597 | jnz invalid_operand_size |
||
1598 | call operand_16bit |
||
1599 | jmp pop_sreg_store |
||
1600 | pop_sreg32: |
||
1601 | test dh,not 4 |
||
1602 | jnz invalid_operand_size |
||
1603 | cmp [code_type],64 |
||
1604 | je illegal_instruction |
||
1605 | call operand_32bit |
||
1606 | jmp pop_sreg_store |
||
1607 | pop_sreg64: |
||
1608 | test dh,not 8 |
||
1609 | jnz invalid_operand_size |
||
1610 | cmp [code_type],64 |
||
1611 | jne illegal_instruction |
||
1612 | pop_sreg_store: |
||
1613 | mov al,bl |
||
1614 | cmp al,40h |
||
1615 | jae invalid_operand |
||
1616 | sub al,31h |
||
1617 | jc invalid_operand |
||
1618 | cmp al,4 |
||
1619 | jae pop_sreg_386 |
||
1620 | shl al,3 |
||
1621 | add al,7 |
||
1622 | mov [base_code],al |
||
1623 | cmp [code_type],64 |
||
1624 | je illegal_instruction |
||
1625 | jmp pop_reg_store |
||
1626 | pop_cs: |
||
1627 | cmp [code_type],16 |
||
1628 | jne illegal_instruction |
||
1629 | cmp dl,2 |
||
1630 | je pop_cs_store |
||
1631 | or dl,dl |
||
1632 | jnz invalid_operand_size |
||
1633 | cmp dh,2 |
||
1634 | je pop_cs_store |
||
1635 | or dh,dh |
||
1636 | jnz illegal_instruction |
||
1637 | pop_cs_store: |
||
1638 | test dh,not 2 |
||
1639 | jnz invalid_operand_size |
||
1640 | mov al,0Fh |
||
1641 | stos byte [edi] |
||
1642 | jmp pop_done |
||
1643 | pop_sreg_386: |
||
1644 | sub al,4 |
||
1645 | shl al,3 |
||
1646 | add al,0A1h |
||
1647 | mov [extended_code],al |
||
1648 | mov [base_code],0Fh |
||
1649 | jmp pop_reg_store |
||
1650 | inc_instruction: |
||
1651 | mov [base_code],al |
||
1652 | lods byte [esi] |
||
1653 | call get_size_operator |
||
1654 | cmp al,10h |
||
1655 | je inc_reg |
||
1656 | cmp al,'[' |
||
1657 | je inc_mem |
||
1658 | jne invalid_operand |
||
1659 | inc_mem: |
||
1660 | call get_address |
||
1661 | mov al,[operand_size] |
||
1662 | cmp al,1 |
||
1663 | je inc_mem_8bit |
||
1664 | jb inc_mem_nosize |
||
1665 | call operand_autodetect |
||
1666 | mov al,0FFh |
||
1667 | xchg al,[base_code] |
||
1668 | mov [postbyte_register],al |
||
1669 | jmp instruction_ready |
||
1670 | inc_mem_nosize: |
||
1671 | call recoverable_unknown_size |
||
1672 | inc_mem_8bit: |
||
1673 | mov al,0FEh |
||
1674 | xchg al,[base_code] |
||
1675 | mov [postbyte_register],al |
||
1676 | jmp instruction_ready |
||
1677 | inc_reg: |
||
1678 | lods byte [esi] |
||
1679 | call convert_register |
||
1680 | mov bl,al |
||
1681 | mov al,0FEh |
||
1682 | xchg al,[base_code] |
||
1683 | mov [postbyte_register],al |
||
1684 | mov al,ah |
||
1685 | cmp al,1 |
||
1686 | je inc_reg_8bit |
||
1687 | call operand_autodetect |
||
1688 | cmp [code_type],64 |
||
1689 | je inc_reg_long_form |
||
1690 | mov al,[postbyte_register] |
||
1691 | shl al,3 |
||
1692 | add al,bl |
||
1693 | add al,40h |
||
1694 | mov [base_code],al |
||
1695 | call store_classic_instruction_code |
||
1696 | jmp instruction_assembled |
||
1697 | inc_reg_long_form: |
||
1698 | inc [base_code] |
||
1699 | inc_reg_8bit: |
||
1700 | jmp nomem_instruction_ready |
||
1701 | set_instruction: |
||
1702 | mov [base_code],0Fh |
||
1703 | mov [extended_code],al |
||
1704 | lods byte [esi] |
||
1705 | call get_size_operator |
||
1706 | cmp al,10h |
||
1707 | je set_reg |
||
1708 | cmp al,'[' |
||
1709 | jne invalid_operand |
||
1710 | set_mem: |
||
1711 | call get_address |
||
1712 | cmp [operand_size],1 |
||
1713 | ja invalid_operand_size |
||
1714 | mov [postbyte_register],0 |
||
1715 | jmp instruction_ready |
||
1716 | set_reg: |
||
1717 | lods byte [esi] |
||
1718 | call convert_register |
||
1719 | cmp ah,1 |
||
1720 | jne invalid_operand_size |
||
1721 | mov bl,al |
||
1722 | mov [postbyte_register],0 |
||
1723 | jmp nomem_instruction_ready |
||
1724 | arpl_instruction: |
||
1725 | cmp [code_type],64 |
||
1726 | je illegal_instruction |
||
1727 | mov [base_code],63h |
||
1728 | lods byte [esi] |
||
1729 | call get_size_operator |
||
1730 | cmp al,10h |
||
1731 | je arpl_reg |
||
1732 | cmp al,'[' |
||
1733 | jne invalid_operand |
||
1734 | call get_address |
||
1735 | lods byte [esi] |
||
1736 | cmp al,',' |
||
1737 | jne invalid_operand |
||
1738 | call take_register |
||
1739 | mov [postbyte_register],al |
||
1740 | cmp ah,2 |
||
1741 | jne invalid_operand_size |
||
1742 | jmp instruction_ready |
||
1743 | arpl_reg: |
||
1744 | lods byte [esi] |
||
1745 | call convert_register |
||
1746 | cmp ah,2 |
||
1747 | jne invalid_operand_size |
||
1748 | mov bl,al |
||
1749 | lods byte [esi] |
||
1750 | cmp al,',' |
||
1751 | jne invalid_operand |
||
1752 | call take_register |
||
1753 | mov [postbyte_register],al |
||
1754 | jmp nomem_instruction_ready |
||
1755 | bound_instruction: |
||
1756 | cmp [code_type],64 |
||
1757 | je illegal_instruction |
||
1758 | call take_register |
||
1759 | mov [postbyte_register],al |
||
1760 | lods byte [esi] |
||
1761 | cmp al,',' |
||
1762 | jne invalid_operand |
||
1763 | lods byte [esi] |
||
1764 | call get_size_operator |
||
1765 | cmp al,'[' |
||
1766 | jne invalid_operand |
||
1767 | call get_address |
||
1768 | mov al,[operand_size] |
||
1769 | cmp al,2 |
||
1770 | je bound_store |
||
1771 | cmp al,4 |
||
1772 | jne invalid_operand_size |
||
1773 | bound_store: |
||
1774 | call operand_autodetect |
||
1775 | mov [base_code],62h |
||
1776 | jmp instruction_ready |
||
1777 | enter_instruction: |
||
1778 | lods byte [esi] |
||
1779 | call get_size_operator |
||
1780 | cmp ah,2 |
||
1781 | je enter_imm16_size_ok |
||
1782 | or ah,ah |
||
1783 | jnz invalid_operand_size |
||
1784 | enter_imm16_size_ok: |
||
1785 | cmp al,'(' |
||
1786 | jne invalid_operand |
||
1787 | call get_word_value |
||
1788 | cmp [next_pass_needed],0 |
||
1789 | jne enter_imm16_ok |
||
1790 | cmp [value_type],0 |
||
1791 | jne invalid_use_of_symbol |
||
1792 | test eax,eax |
||
1793 | js value_out_of_range |
||
1794 | enter_imm16_ok: |
||
1795 | push eax |
||
1796 | mov [operand_size],0 |
||
1797 | lods byte [esi] |
||
1798 | cmp al,',' |
||
1799 | jne invalid_operand |
||
1800 | lods byte [esi] |
||
1801 | call get_size_operator |
||
1802 | cmp ah,1 |
||
1803 | je enter_imm8_size_ok |
||
1804 | or ah,ah |
||
1805 | jnz invalid_operand_size |
||
1806 | enter_imm8_size_ok: |
||
1807 | cmp al,'(' |
||
1808 | jne invalid_operand |
||
1809 | call get_byte_value |
||
1810 | cmp [next_pass_needed],0 |
||
1811 | jne enter_imm8_ok |
||
1812 | test eax,eax |
||
1813 | js value_out_of_range |
||
1814 | enter_imm8_ok: |
||
1815 | mov dl,al |
||
1816 | pop ebx |
||
1817 | mov al,0C8h |
||
1818 | stos byte [edi] |
||
1819 | mov ax,bx |
||
1820 | stos word [edi] |
||
1821 | mov al,dl |
||
1822 | stos byte [edi] |
||
1823 | jmp instruction_assembled |
||
1824 | ret_instruction_only64: |
||
1825 | cmp [code_type],64 |
||
1826 | jne illegal_instruction |
||
1827 | jmp ret_instruction |
||
1828 | ret_instruction_32bit_except64: |
||
1829 | cmp [code_type],64 |
||
1830 | je illegal_instruction |
||
1831 | ret_instruction_32bit: |
||
1832 | call operand_32bit |
||
1833 | jmp ret_instruction |
||
1834 | ret_instruction_16bit: |
||
1835 | call operand_16bit |
||
1836 | jmp ret_instruction |
||
1837 | ret_instruction_64bit: |
||
1838 | call operand_64bit |
||
1839 | ret_instruction: |
||
1840 | and [prefix_flags],not 10h |
||
1841 | ret_common: |
||
1842 | mov [base_code],al |
||
1843 | lods byte [esi] |
||
1844 | dec esi |
||
1845 | or al,al |
||
1846 | jz simple_ret |
||
1847 | cmp al,0Fh |
||
1848 | je simple_ret |
||
1849 | lods byte [esi] |
||
1850 | call get_size_operator |
||
1851 | or ah,ah |
||
1852 | jz ret_imm |
||
1853 | cmp ah,2 |
||
1854 | je ret_imm |
||
1855 | jmp invalid_operand_size |
||
1856 | ret_imm: |
||
1857 | cmp al,'(' |
||
1858 | jne invalid_operand |
||
1859 | call get_word_value |
||
1860 | cmp [next_pass_needed],0 |
||
1861 | jne ret_imm_ok |
||
1862 | cmp [value_type],0 |
||
1863 | jne invalid_use_of_symbol |
||
1864 | test eax,eax |
||
1865 | js value_out_of_range |
||
1866 | ret_imm_ok: |
||
1867 | cmp [size_declared],0 |
||
1868 | jne ret_imm_store |
||
1869 | or ax,ax |
||
1870 | jz simple_ret |
||
1871 | ret_imm_store: |
||
1872 | mov dx,ax |
||
1873 | call store_classic_instruction_code |
||
1874 | mov ax,dx |
||
1875 | stos word [edi] |
||
1876 | jmp instruction_assembled |
||
1877 | simple_ret: |
||
1878 | inc [base_code] |
||
1879 | call store_classic_instruction_code |
||
1880 | jmp instruction_assembled |
||
1881 | retf_instruction: |
||
1882 | cmp [code_type],64 |
||
1883 | jne ret_common |
||
1884 | retf_instruction_64bit: |
||
1885 | call operand_64bit |
||
1886 | jmp ret_common |
||
1887 | retf_instruction_32bit: |
||
1888 | call operand_32bit |
||
1889 | jmp ret_common |
||
1890 | retf_instruction_16bit: |
||
1891 | call operand_16bit |
||
1892 | jmp ret_common |
||
1893 | lea_instruction: |
||
1894 | mov [base_code],8Dh |
||
1895 | call take_register |
||
1896 | mov [postbyte_register],al |
||
1897 | lods byte [esi] |
||
1898 | cmp al,',' |
||
1899 | jne invalid_operand |
||
1900 | xor al,al |
||
1901 | xchg al,[operand_size] |
||
1902 | push eax |
||
1903 | lods byte [esi] |
||
1904 | call get_size_operator |
||
1905 | cmp al,'[' |
||
1906 | jne invalid_operand |
||
1907 | or [operand_flags],1 |
||
1908 | call get_address |
||
1909 | pop eax |
||
1910 | mov [operand_size],al |
||
1911 | call operand_autodetect |
||
1912 | jmp instruction_ready |
||
1913 | ls_instruction: |
||
1914 | or al,al |
||
1915 | jz les_instruction |
||
1916 | cmp al,3 |
||
1917 | jz lds_instruction |
||
1918 | add al,0B0h |
||
1919 | mov [extended_code],al |
||
1920 | mov [base_code],0Fh |
||
1921 | jmp ls_code_ok |
||
1922 | les_instruction: |
||
1923 | mov [base_code],0C4h |
||
1924 | jmp ls_short_code |
||
1925 | lds_instruction: |
||
1926 | mov [base_code],0C5h |
||
1927 | ls_short_code: |
||
1928 | cmp [code_type],64 |
||
1929 | je illegal_instruction |
||
1930 | ls_code_ok: |
||
1931 | call take_register |
||
1932 | mov [postbyte_register],al |
||
1933 | lods byte [esi] |
||
1934 | cmp al,',' |
||
1935 | jne invalid_operand |
||
1936 | add [operand_size],2 |
||
1937 | lods byte [esi] |
||
1938 | call get_size_operator |
||
1939 | cmp al,'[' |
||
1940 | jne invalid_operand |
||
1941 | call get_address |
||
1942 | mov al,[operand_size] |
||
1943 | cmp al,4 |
||
1944 | je ls_16bit |
||
1945 | cmp al,6 |
||
1946 | je ls_32bit |
||
1947 | cmp al,10 |
||
1948 | je ls_64bit |
||
1949 | jmp invalid_operand_size |
||
1950 | ls_16bit: |
||
1951 | call operand_16bit |
||
1952 | jmp instruction_ready |
||
1953 | ls_32bit: |
||
1954 | call operand_32bit |
||
1955 | jmp instruction_ready |
||
1956 | ls_64bit: |
||
1957 | call operand_64bit |
||
1958 | jmp instruction_ready |
||
1959 | sh_instruction: |
||
1960 | mov [postbyte_register],al |
||
1961 | lods byte [esi] |
||
1962 | call get_size_operator |
||
1963 | cmp al,10h |
||
1964 | je sh_reg |
||
1965 | cmp al,'[' |
||
1966 | jne invalid_operand |
||
1967 | sh_mem: |
||
1968 | call get_address |
||
1969 | push edx ebx ecx |
||
1970 | mov al,[operand_size] |
||
1971 | push eax |
||
1972 | mov [operand_size],0 |
||
1973 | lods byte [esi] |
||
1974 | cmp al,',' |
||
1975 | jne invalid_operand |
||
1976 | lods byte [esi] |
||
1977 | call get_size_operator |
||
1978 | cmp al,'(' |
||
1979 | je sh_mem_imm |
||
1980 | cmp al,10h |
||
1981 | jne invalid_operand |
||
1982 | sh_mem_reg: |
||
1983 | lods byte [esi] |
||
1984 | cmp al,11h |
||
1985 | jne invalid_operand |
||
1986 | pop eax ecx ebx edx |
||
1987 | cmp al,1 |
||
1988 | je sh_mem_cl_8bit |
||
1989 | jb sh_mem_cl_nosize |
||
1990 | call operand_autodetect |
||
1991 | mov [base_code],0D3h |
||
1992 | jmp instruction_ready |
||
1993 | sh_mem_cl_nosize: |
||
1994 | call recoverable_unknown_size |
||
1995 | sh_mem_cl_8bit: |
||
1996 | mov [base_code],0D2h |
||
1997 | jmp instruction_ready |
||
1998 | sh_mem_imm: |
||
1999 | mov al,[operand_size] |
||
2000 | or al,al |
||
2001 | jz sh_mem_imm_size_ok |
||
2002 | cmp al,1 |
||
2003 | jne invalid_operand_size |
||
2004 | sh_mem_imm_size_ok: |
||
2005 | call get_byte_value |
||
2006 | mov byte [value],al |
||
2007 | pop eax ecx ebx edx |
||
2008 | cmp al,1 |
||
2009 | je sh_mem_imm_8bit |
||
2010 | jb sh_mem_imm_nosize |
||
2011 | call operand_autodetect |
||
2012 | cmp byte [value],1 |
||
2013 | je sh_mem_1 |
||
2014 | mov [base_code],0C1h |
||
2015 | call store_instruction_with_imm8 |
||
2016 | jmp instruction_assembled |
||
2017 | sh_mem_1: |
||
2018 | mov [base_code],0D1h |
||
2019 | jmp instruction_ready |
||
2020 | sh_mem_imm_nosize: |
||
2021 | call recoverable_unknown_size |
||
2022 | sh_mem_imm_8bit: |
||
2023 | cmp byte [value],1 |
||
2024 | je sh_mem_1_8bit |
||
2025 | mov [base_code],0C0h |
||
2026 | call store_instruction_with_imm8 |
||
2027 | jmp instruction_assembled |
||
2028 | sh_mem_1_8bit: |
||
2029 | mov [base_code],0D0h |
||
2030 | jmp instruction_ready |
||
2031 | sh_reg: |
||
2032 | lods byte [esi] |
||
2033 | call convert_register |
||
2034 | mov bx,ax |
||
2035 | mov [operand_size],0 |
||
2036 | lods byte [esi] |
||
2037 | cmp al,',' |
||
2038 | jne invalid_operand |
||
2039 | lods byte [esi] |
||
2040 | call get_size_operator |
||
2041 | cmp al,'(' |
||
2042 | je sh_reg_imm |
||
2043 | cmp al,10h |
||
2044 | jne invalid_operand |
||
2045 | sh_reg_reg: |
||
2046 | lods byte [esi] |
||
2047 | cmp al,11h |
||
2048 | jne invalid_operand |
||
2049 | mov al,bh |
||
2050 | cmp al,1 |
||
2051 | je sh_reg_cl_8bit |
||
2052 | call operand_autodetect |
||
2053 | mov [base_code],0D3h |
||
2054 | jmp nomem_instruction_ready |
||
2055 | sh_reg_cl_8bit: |
||
2056 | mov [base_code],0D2h |
||
2057 | jmp nomem_instruction_ready |
||
2058 | sh_reg_imm: |
||
2059 | mov al,[operand_size] |
||
2060 | or al,al |
||
2061 | jz sh_reg_imm_size_ok |
||
2062 | cmp al,1 |
||
2063 | jne invalid_operand_size |
||
2064 | sh_reg_imm_size_ok: |
||
2065 | push ebx |
||
2066 | call get_byte_value |
||
2067 | mov dl,al |
||
2068 | pop ebx |
||
2069 | mov al,bh |
||
2070 | cmp al,1 |
||
2071 | je sh_reg_imm_8bit |
||
2072 | call operand_autodetect |
||
2073 | cmp dl,1 |
||
2074 | je sh_reg_1 |
||
2075 | mov [base_code],0C1h |
||
2076 | call store_nomem_instruction |
||
2077 | mov al,dl |
||
2078 | stos byte [edi] |
||
2079 | jmp instruction_assembled |
||
2080 | sh_reg_1: |
||
2081 | mov [base_code],0D1h |
||
2082 | jmp nomem_instruction_ready |
||
2083 | sh_reg_imm_8bit: |
||
2084 | cmp dl,1 |
||
2085 | je sh_reg_1_8bit |
||
2086 | mov [base_code],0C0h |
||
2087 | call store_nomem_instruction |
||
2088 | mov al,dl |
||
2089 | stos byte [edi] |
||
2090 | jmp instruction_assembled |
||
2091 | sh_reg_1_8bit: |
||
2092 | mov [base_code],0D0h |
||
2093 | jmp nomem_instruction_ready |
||
2094 | shd_instruction: |
||
2095 | mov [base_code],0Fh |
||
2096 | mov [extended_code],al |
||
2097 | lods byte [esi] |
||
2098 | call get_size_operator |
||
2099 | cmp al,10h |
||
2100 | je shd_reg |
||
2101 | cmp al,'[' |
||
2102 | jne invalid_operand |
||
2103 | shd_mem: |
||
2104 | call get_address |
||
2105 | push edx ebx ecx |
||
2106 | lods byte [esi] |
||
2107 | cmp al,',' |
||
2108 | jne invalid_operand |
||
2109 | call take_register |
||
2110 | mov [postbyte_register],al |
||
2111 | lods byte [esi] |
||
2112 | cmp al,',' |
||
2113 | jne invalid_operand |
||
2114 | mov al,ah |
||
2115 | mov [operand_size],0 |
||
2116 | push eax |
||
2117 | lods byte [esi] |
||
2118 | call get_size_operator |
||
2119 | cmp al,'(' |
||
2120 | je shd_mem_reg_imm |
||
2121 | cmp al,10h |
||
2122 | jne invalid_operand |
||
2123 | lods byte [esi] |
||
2124 | cmp al,11h |
||
2125 | jne invalid_operand |
||
2126 | pop eax ecx ebx edx |
||
2127 | call operand_autodetect |
||
2128 | inc [extended_code] |
||
2129 | jmp instruction_ready |
||
2130 | shd_mem_reg_imm: |
||
2131 | mov al,[operand_size] |
||
2132 | or al,al |
||
2133 | jz shd_mem_reg_imm_size_ok |
||
2134 | cmp al,1 |
||
2135 | jne invalid_operand_size |
||
2136 | shd_mem_reg_imm_size_ok: |
||
2137 | call get_byte_value |
||
2138 | mov byte [value],al |
||
2139 | pop eax ecx ebx edx |
||
2140 | call operand_autodetect |
||
2141 | call store_instruction_with_imm8 |
||
2142 | jmp instruction_assembled |
||
2143 | shd_reg: |
||
2144 | lods byte [esi] |
||
2145 | call convert_register |
||
2146 | mov [postbyte_register],al |
||
2147 | lods byte [esi] |
||
2148 | cmp al,',' |
||
2149 | jne invalid_operand |
||
2150 | call take_register |
||
2151 | mov bl,[postbyte_register] |
||
2152 | mov [postbyte_register],al |
||
2153 | mov al,ah |
||
2154 | push eax ebx |
||
2155 | lods byte [esi] |
||
2156 | cmp al,',' |
||
2157 | jne invalid_operand |
||
2158 | mov [operand_size],0 |
||
2159 | lods byte [esi] |
||
2160 | call get_size_operator |
||
2161 | cmp al,'(' |
||
2162 | je shd_reg_reg_imm |
||
2163 | cmp al,10h |
||
2164 | jne invalid_operand |
||
2165 | lods byte [esi] |
||
2166 | cmp al,11h |
||
2167 | jne invalid_operand |
||
2168 | pop ebx eax |
||
2169 | call operand_autodetect |
||
2170 | inc [extended_code] |
||
2171 | jmp nomem_instruction_ready |
||
2172 | shd_reg_reg_imm: |
||
2173 | mov al,[operand_size] |
||
2174 | or al,al |
||
2175 | jz shd_reg_reg_imm_size_ok |
||
2176 | cmp al,1 |
||
2177 | jne invalid_operand_size |
||
2178 | shd_reg_reg_imm_size_ok: |
||
2179 | call get_byte_value |
||
2180 | mov dl,al |
||
2181 | pop ebx eax |
||
2182 | call operand_autodetect |
||
2183 | call store_nomem_instruction |
||
2184 | mov al,dl |
||
2185 | stos byte [edi] |
||
2186 | jmp instruction_assembled |
||
2187 | movx_instruction: |
||
2188 | mov [base_code],0Fh |
||
2189 | mov [extended_code],al |
||
2190 | call take_register |
||
2191 | mov [postbyte_register],al |
||
2192 | mov al,ah |
||
2193 | push eax |
||
2194 | lods byte [esi] |
||
2195 | cmp al,',' |
||
2196 | jne invalid_operand |
||
2197 | mov [operand_size],0 |
||
2198 | lods byte [esi] |
||
2199 | call get_size_operator |
||
2200 | cmp al,10h |
||
2201 | je movx_reg |
||
2202 | cmp al,'[' |
||
2203 | jne invalid_operand |
||
2204 | call get_address |
||
2205 | pop eax |
||
2206 | mov ah,[operand_size] |
||
2207 | or ah,ah |
||
2208 | jz movx_unknown_size |
||
2209 | cmp ah,al |
||
2210 | jae invalid_operand_size |
||
2211 | cmp ah,1 |
||
2212 | je movx_mem_store |
||
2213 | cmp ah,2 |
||
2214 | jne invalid_operand_size |
||
2215 | inc [extended_code] |
||
2216 | movx_mem_store: |
||
2217 | call operand_autodetect |
||
2218 | jmp instruction_ready |
||
2219 | movx_unknown_size: |
||
2220 | cmp al,2 |
||
2221 | je movx_mem_store |
||
2222 | call recoverable_unknown_size |
||
2223 | jmp movx_mem_store |
||
2224 | movx_reg: |
||
2225 | lods byte [esi] |
||
2226 | call convert_register |
||
2227 | pop ebx |
||
2228 | xchg bl,al |
||
2229 | cmp ah,al |
||
2230 | jae invalid_operand_size |
||
2231 | cmp ah,1 |
||
2232 | je movx_reg_8bit |
||
2233 | cmp ah,2 |
||
2234 | je movx_reg_16bit |
||
2235 | jmp invalid_operand_size |
||
2236 | movx_reg_8bit: |
||
2237 | call operand_autodetect |
||
2238 | jmp nomem_instruction_ready |
||
2239 | movx_reg_16bit: |
||
2240 | call operand_autodetect |
||
2241 | inc [extended_code] |
||
2242 | jmp nomem_instruction_ready |
||
2243 | movsxd_instruction: |
||
2244 | mov [base_code],al |
||
2245 | call take_register |
||
2246 | mov [postbyte_register],al |
||
2247 | cmp ah,8 |
||
2248 | jne invalid_operand_size |
||
2249 | lods byte [esi] |
||
2250 | cmp al,',' |
||
2251 | jne invalid_operand |
||
2252 | mov [operand_size],0 |
||
2253 | lods byte [esi] |
||
2254 | call get_size_operator |
||
2255 | cmp al,10h |
||
2256 | je movsxd_reg |
||
2257 | cmp al,'[' |
||
2258 | jne invalid_operand |
||
2259 | call get_address |
||
2260 | cmp [operand_size],4 |
||
2261 | je movsxd_mem_store |
||
2262 | cmp [operand_size],0 |
||
2263 | jne invalid_operand_size |
||
2264 | movsxd_mem_store: |
||
2265 | call operand_64bit |
||
2266 | jmp instruction_ready |
||
2267 | movsxd_reg: |
||
2268 | lods byte [esi] |
||
2269 | call convert_register |
||
2270 | cmp ah,4 |
||
2271 | jne invalid_operand_size |
||
2272 | mov bl,al |
||
2273 | call operand_64bit |
||
2274 | jmp nomem_instruction_ready |
||
2275 | bt_instruction: |
||
2276 | mov [postbyte_register],al |
||
2277 | shl al,3 |
||
2278 | add al,83h |
||
2279 | mov [extended_code],al |
||
2280 | mov [base_code],0Fh |
||
2281 | lods byte [esi] |
||
2282 | call get_size_operator |
||
2283 | cmp al,10h |
||
2284 | je bt_reg |
||
2285 | cmp al,'[' |
||
2286 | jne invalid_operand |
||
2287 | call get_address |
||
2288 | push eax ebx ecx |
||
2289 | lods byte [esi] |
||
2290 | cmp al,',' |
||
2291 | jne invalid_operand |
||
2292 | cmp byte [esi],'(' |
||
2293 | je bt_mem_imm |
||
2294 | cmp byte [esi],11h |
||
2295 | jne bt_mem_reg |
||
2296 | cmp byte [esi+2],'(' |
||
2297 | je bt_mem_imm |
||
2298 | bt_mem_reg: |
||
2299 | call take_register |
||
2300 | mov [postbyte_register],al |
||
2301 | pop ecx ebx edx |
||
2302 | mov al,ah |
||
2303 | call operand_autodetect |
||
2304 | jmp instruction_ready |
||
2305 | bt_mem_imm: |
||
2306 | xor al,al |
||
2307 | xchg al,[operand_size] |
||
2308 | push eax |
||
2309 | lods byte [esi] |
||
2310 | call get_size_operator |
||
2311 | cmp al,'(' |
||
2312 | jne invalid_operand |
||
2313 | mov al,[operand_size] |
||
2314 | or al,al |
||
2315 | jz bt_mem_imm_size_ok |
||
2316 | cmp al,1 |
||
2317 | jne invalid_operand_size |
||
2318 | bt_mem_imm_size_ok: |
||
2319 | call get_byte_value |
||
2320 | mov byte [value],al |
||
2321 | pop eax |
||
2322 | or al,al |
||
2323 | jz bt_mem_imm_nosize |
||
2324 | call operand_autodetect |
||
2325 | bt_mem_imm_store: |
||
2326 | pop ecx ebx edx |
||
2327 | mov [extended_code],0BAh |
||
2328 | call store_instruction_with_imm8 |
||
2329 | jmp instruction_assembled |
||
2330 | bt_mem_imm_nosize: |
||
2331 | call recoverable_unknown_size |
||
2332 | jmp bt_mem_imm_store |
||
2333 | bt_reg: |
||
2334 | lods byte [esi] |
||
2335 | call convert_register |
||
2336 | mov bl,al |
||
2337 | lods byte [esi] |
||
2338 | cmp al,',' |
||
2339 | jne invalid_operand |
||
2340 | cmp byte [esi],'(' |
||
2341 | je bt_reg_imm |
||
2342 | cmp byte [esi],11h |
||
2343 | jne bt_reg_reg |
||
2344 | cmp byte [esi+2],'(' |
||
2345 | je bt_reg_imm |
||
2346 | bt_reg_reg: |
||
2347 | call take_register |
||
2348 | mov [postbyte_register],al |
||
2349 | mov al,ah |
||
2350 | call operand_autodetect |
||
2351 | jmp nomem_instruction_ready |
||
2352 | bt_reg_imm: |
||
2353 | xor al,al |
||
2354 | xchg al,[operand_size] |
||
2355 | push eax ebx |
||
2356 | lods byte [esi] |
||
2357 | call get_size_operator |
||
2358 | cmp al,'(' |
||
2359 | jne invalid_operand |
||
2360 | mov al,[operand_size] |
||
2361 | or al,al |
||
2362 | jz bt_reg_imm_size_ok |
||
2363 | cmp al,1 |
||
2364 | jne invalid_operand_size |
||
2365 | bt_reg_imm_size_ok: |
||
2366 | call get_byte_value |
||
2367 | mov byte [value],al |
||
2368 | pop ebx eax |
||
2369 | call operand_autodetect |
||
2370 | bt_reg_imm_store: |
||
2371 | mov [extended_code],0BAh |
||
2372 | call store_nomem_instruction |
||
2373 | mov al,byte [value] |
||
2374 | stos byte [edi] |
||
2375 | jmp instruction_assembled |
||
2376 | bs_instruction: |
||
2377 | mov [extended_code],al |
||
2378 | mov [base_code],0Fh |
||
2379 | call get_reg_mem |
||
2380 | jc bs_reg_reg |
||
2381 | mov al,[operand_size] |
||
2382 | call operand_autodetect |
||
2383 | jmp instruction_ready |
||
2384 | bs_reg_reg: |
||
2385 | mov al,ah |
||
2386 | call operand_autodetect |
||
2387 | jmp nomem_instruction_ready |
||
2388 | get_reg_mem: |
||
2389 | call take_register |
||
2390 | mov [postbyte_register],al |
||
2391 | lods byte [esi] |
||
2392 | cmp al,',' |
||
2393 | jne invalid_operand |
||
2394 | lods byte [esi] |
||
2395 | call get_size_operator |
||
2396 | cmp al,10h |
||
2397 | je get_reg_reg |
||
2398 | cmp al,'[' |
||
2399 | jne invalid_argument |
||
2400 | call get_address |
||
2401 | clc |
||
2402 | ret |
||
2403 | get_reg_reg: |
||
2404 | lods byte [esi] |
||
2405 | call convert_register |
||
2406 | mov bl,al |
||
2407 | stc |
||
2408 | ret |
||
2409 | ud_instruction: |
||
2410 | mov [extended_code],al |
||
2411 | mov [base_code],0Fh |
||
2412 | call get_reg_mem |
||
2413 | jc ud_reg_reg |
||
2414 | cmp [operand_size],4 |
||
2415 | jne invalid_operand_size |
||
2416 | jmp instruction_ready |
||
2417 | ud_reg_reg: |
||
2418 | cmp ah,4 |
||
2419 | jne invalid_operand_size |
||
2420 | jmp nomem_instruction_ready |
||
2421 | |||
2422 | |||
2423 | mov [base_code],0F6h |
||
2424 | mov [postbyte_register],5 |
||
2425 | lods byte [esi] |
||
2426 | call get_size_operator |
||
2427 | cmp al,10h |
||
2428 | je imul_reg |
||
2429 | cmp al,'[' |
||
2430 | jne invalid_operand |
||
2431 | imul_mem: |
||
2432 | call get_address |
||
2433 | mov al,[operand_size] |
||
2434 | cmp al,1 |
||
2435 | je imul_mem_8bit |
||
2436 | jb imul_mem_nosize |
||
2437 | call operand_autodetect |
||
2438 | inc [base_code] |
||
2439 | jmp instruction_ready |
||
2440 | imul_mem_nosize: |
||
2441 | call recoverable_unknown_size |
||
2442 | imul_mem_8bit: |
||
2443 | jmp instruction_ready |
||
2444 | imul_reg: |
||
2445 | lods byte [esi] |
||
2446 | call convert_register |
||
2447 | cmp byte [esi],',' |
||
2448 | je imul_reg_ |
||
2449 | mov bl,al |
||
2450 | mov al,ah |
||
2451 | cmp al,1 |
||
2452 | je imul_reg_8bit |
||
2453 | call operand_autodetect |
||
2454 | inc [base_code] |
||
2455 | imul_reg_8bit: |
||
2456 | jmp nomem_instruction_ready |
||
2457 | imul_reg_: |
||
2458 | mov [postbyte_register],al |
||
2459 | inc esi |
||
2460 | cmp byte [esi],'(' |
||
2461 | je imul_reg_imm |
||
2462 | cmp byte [esi],11h |
||
2463 | jne imul_reg_noimm |
||
2464 | cmp byte [esi+2],'(' |
||
2465 | je imul_reg_imm |
||
2466 | imul_reg_noimm: |
||
2467 | lods byte [esi] |
||
2468 | call get_size_operator |
||
2469 | cmp al,10h |
||
2470 | je imul_reg_reg |
||
2471 | cmp al,'[' |
||
2472 | jne invalid_operand |
||
2473 | imul_reg_mem: |
||
2474 | call get_address |
||
2475 | push edx ebx ecx |
||
2476 | cmp byte [esi],',' |
||
2477 | je imul_reg_mem_imm |
||
2478 | mov al,[operand_size] |
||
2479 | call operand_autodetect |
||
2480 | pop ecx ebx edx |
||
2481 | mov [base_code],0Fh |
||
2482 | mov [extended_code],0AFh |
||
2483 | jmp instruction_ready |
||
2484 | imul_reg_mem_imm: |
||
2485 | inc esi |
||
2486 | lods byte [esi] |
||
2487 | call get_size_operator |
||
2488 | cmp al,'(' |
||
2489 | jne invalid_operand |
||
2490 | mov al,[operand_size] |
||
2491 | cmp al,2 |
||
2492 | je imul_reg_mem_imm_16bit |
||
2493 | cmp al,4 |
||
2494 | je imul_reg_mem_imm_32bit |
||
2495 | cmp al,8 |
||
2496 | jne invalid_operand_size |
||
2497 | imul_reg_mem_imm_64bit: |
||
2498 | cmp [size_declared],0 |
||
2499 | jne long_immediate_not_encodable |
||
2500 | call operand_64bit |
||
2501 | call get_simm32 |
||
2502 | cmp [value_type],4 |
||
2503 | jae long_immediate_not_encodable |
||
2504 | jmp imul_reg_mem_imm_32bit_ok |
||
2505 | imul_reg_mem_imm_16bit: |
||
2506 | call operand_16bit |
||
2507 | call get_word_value |
||
2508 | mov word [value],ax |
||
2509 | cmp [value_type],0 |
||
2510 | jne imul_reg_mem_imm_16bit_store |
||
2511 | cmp [size_declared],0 |
||
2512 | jne imul_reg_mem_imm_16bit_store |
||
2513 | cmp ax,-80h |
||
2514 | jl imul_reg_mem_imm_16bit_store |
||
2515 | cmp ax,80h |
||
2516 | jl imul_reg_mem_imm_8bit_store |
||
2517 | imul_reg_mem_imm_16bit_store: |
||
2518 | pop ecx ebx edx |
||
2519 | mov [base_code],69h |
||
2520 | call store_instruction_with_imm16 |
||
2521 | jmp instruction_assembled |
||
2522 | imul_reg_mem_imm_32bit: |
||
2523 | call operand_32bit |
||
2524 | call get_dword_value |
||
2525 | imul_reg_mem_imm_32bit_ok: |
||
2526 | mov dword [value],eax |
||
2527 | cmp [value_type],0 |
||
2528 | jne imul_reg_mem_imm_32bit_store |
||
2529 | cmp [size_declared],0 |
||
2530 | jne imul_reg_mem_imm_32bit_store |
||
2531 | cmp eax,-80h |
||
2532 | jl imul_reg_mem_imm_32bit_store |
||
2533 | cmp eax,80h |
||
2534 | jl imul_reg_mem_imm_8bit_store |
||
2535 | imul_reg_mem_imm_32bit_store: |
||
2536 | pop ecx ebx edx |
||
2537 | mov [base_code],69h |
||
2538 | call store_instruction_with_imm32 |
||
2539 | jmp instruction_assembled |
||
2540 | imul_reg_mem_imm_8bit_store: |
||
2541 | pop ecx ebx edx |
||
2542 | mov [base_code],6Bh |
||
2543 | call store_instruction_with_imm8 |
||
2544 | jmp instruction_assembled |
||
2545 | imul_reg_imm: |
||
2546 | mov bl,[postbyte_register] |
||
2547 | dec esi |
||
2548 | jmp imul_reg_reg_imm |
||
2549 | imul_reg_reg: |
||
2550 | lods byte [esi] |
||
2551 | call convert_register |
||
2552 | mov bl,al |
||
2553 | cmp byte [esi],',' |
||
2554 | je imul_reg_reg_imm |
||
2555 | mov al,ah |
||
2556 | call operand_autodetect |
||
2557 | mov [base_code],0Fh |
||
2558 | mov [extended_code],0AFh |
||
2559 | jmp nomem_instruction_ready |
||
2560 | imul_reg_reg_imm: |
||
2561 | inc esi |
||
2562 | lods byte [esi] |
||
2563 | call get_size_operator |
||
2564 | cmp al,'(' |
||
2565 | jne invalid_operand |
||
2566 | mov al,[operand_size] |
||
2567 | cmp al,2 |
||
2568 | je imul_reg_reg_imm_16bit |
||
2569 | cmp al,4 |
||
2570 | je imul_reg_reg_imm_32bit |
||
2571 | cmp al,8 |
||
2572 | jne invalid_operand_size |
||
2573 | imul_reg_reg_imm_64bit: |
||
2574 | cmp [size_declared],0 |
||
2575 | jne long_immediate_not_encodable |
||
2576 | call operand_64bit |
||
2577 | push ebx |
||
2578 | call get_simm32 |
||
2579 | cmp [value_type],4 |
||
2580 | jae long_immediate_not_encodable |
||
2581 | jmp imul_reg_reg_imm_32bit_ok |
||
2582 | imul_reg_reg_imm_16bit: |
||
2583 | call operand_16bit |
||
2584 | push ebx |
||
2585 | call get_word_value |
||
2586 | pop ebx |
||
2587 | mov dx,ax |
||
2588 | cmp [value_type],0 |
||
2589 | jne imul_reg_reg_imm_16bit_store |
||
2590 | cmp [size_declared],0 |
||
2591 | jne imul_reg_reg_imm_16bit_store |
||
2592 | cmp ax,-80h |
||
2593 | jl imul_reg_reg_imm_16bit_store |
||
2594 | cmp ax,80h |
||
2595 | jl imul_reg_reg_imm_8bit_store |
||
2596 | imul_reg_reg_imm_16bit_store: |
||
2597 | mov [base_code],69h |
||
2598 | call store_nomem_instruction |
||
2599 | mov ax,dx |
||
2600 | call mark_relocation |
||
2601 | stos word [edi] |
||
2602 | jmp instruction_assembled |
||
2603 | imul_reg_reg_imm_32bit: |
||
2604 | call operand_32bit |
||
2605 | push ebx |
||
2606 | call get_dword_value |
||
2607 | imul_reg_reg_imm_32bit_ok: |
||
2608 | pop ebx |
||
2609 | mov edx,eax |
||
2610 | cmp [value_type],0 |
||
2611 | jne imul_reg_reg_imm_32bit_store |
||
2612 | cmp [size_declared],0 |
||
2613 | jne imul_reg_reg_imm_32bit_store |
||
2614 | cmp eax,-80h |
||
2615 | jl imul_reg_reg_imm_32bit_store |
||
2616 | cmp eax,80h |
||
2617 | jl imul_reg_reg_imm_8bit_store |
||
2618 | imul_reg_reg_imm_32bit_store: |
||
2619 | mov [base_code],69h |
||
2620 | call store_nomem_instruction |
||
2621 | mov eax,edx |
||
2622 | call mark_relocation |
||
2623 | stos dword [edi] |
||
2624 | jmp instruction_assembled |
||
2625 | imul_reg_reg_imm_8bit_store: |
||
2626 | mov [base_code],6Bh |
||
2627 | call store_nomem_instruction |
||
2628 | mov al,dl |
||
2629 | stos byte [edi] |
||
2630 | jmp instruction_assembled |
||
2631 | in_instruction: |
||
2632 | call take_register |
||
2633 | or al,al |
||
2634 | jnz invalid_operand |
||
2635 | lods byte [esi] |
||
2636 | cmp al,',' |
||
2637 | jne invalid_operand |
||
2638 | mov al,ah |
||
2639 | push eax |
||
2640 | mov [operand_size],0 |
||
2641 | lods byte [esi] |
||
2642 | call get_size_operator |
||
2643 | cmp al,'(' |
||
2644 | je in_imm |
||
2645 | cmp al,10h |
||
2646 | je in_reg |
||
2647 | jmp invalid_operand |
||
2648 | in_reg: |
||
2649 | lods byte [esi] |
||
2650 | cmp al,22h |
||
2651 | jne invalid_operand |
||
2652 | pop eax |
||
2653 | cmp al,1 |
||
2654 | je in_al_dx |
||
2655 | cmp al,2 |
||
2656 | je in_ax_dx |
||
2657 | cmp al,4 |
||
2658 | jne invalid_operand_size |
||
2659 | in_ax_dx: |
||
2660 | call operand_autodetect |
||
2661 | mov [base_code],0EDh |
||
2662 | call store_classic_instruction_code |
||
2663 | jmp instruction_assembled |
||
2664 | in_al_dx: |
||
2665 | mov al,0ECh |
||
2666 | stos byte [edi] |
||
2667 | jmp instruction_assembled |
||
2668 | in_imm: |
||
2669 | mov al,[operand_size] |
||
2670 | or al,al |
||
2671 | jz in_imm_size_ok |
||
2672 | cmp al,1 |
||
2673 | jne invalid_operand_size |
||
2674 | in_imm_size_ok: |
||
2675 | call get_byte_value |
||
2676 | mov dl,al |
||
2677 | pop eax |
||
2678 | cmp al,1 |
||
2679 | je in_al_imm |
||
2680 | cmp al,2 |
||
2681 | je in_ax_imm |
||
2682 | cmp al,4 |
||
2683 | jne invalid_operand_size |
||
2684 | in_ax_imm: |
||
2685 | call operand_autodetect |
||
2686 | mov [base_code],0E5h |
||
2687 | call store_classic_instruction_code |
||
2688 | mov al,dl |
||
2689 | stos byte [edi] |
||
2690 | jmp instruction_assembled |
||
2691 | in_al_imm: |
||
2692 | mov al,0E4h |
||
2693 | stos byte [edi] |
||
2694 | mov al,dl |
||
2695 | stos byte [edi] |
||
2696 | jmp instruction_assembled |
||
2697 | out_instruction: |
||
2698 | lods byte [esi] |
||
2699 | call get_size_operator |
||
2700 | cmp al,'(' |
||
2701 | je out_imm |
||
2702 | cmp al,10h |
||
2703 | jne invalid_operand |
||
2704 | lods byte [esi] |
||
2705 | cmp al,22h |
||
2706 | jne invalid_operand |
||
2707 | lods byte [esi] |
||
2708 | cmp al,',' |
||
2709 | jne invalid_operand |
||
2710 | mov [operand_size],0 |
||
2711 | call take_register |
||
2712 | or al,al |
||
2713 | jnz invalid_operand |
||
2714 | mov al,ah |
||
2715 | cmp al,1 |
||
2716 | je out_dx_al |
||
2717 | cmp al,2 |
||
2718 | je out_dx_ax |
||
2719 | cmp al,4 |
||
2720 | jne invalid_operand_size |
||
2721 | out_dx_ax: |
||
2722 | call operand_autodetect |
||
2723 | mov [base_code],0EFh |
||
2724 | call store_classic_instruction_code |
||
2725 | jmp instruction_assembled |
||
2726 | out_dx_al: |
||
2727 | mov al,0EEh |
||
2728 | stos byte [edi] |
||
2729 | jmp instruction_assembled |
||
2730 | out_imm: |
||
2731 | mov al,[operand_size] |
||
2732 | or al,al |
||
2733 | jz out_imm_size_ok |
||
2734 | cmp al,1 |
||
2735 | jne invalid_operand_size |
||
2736 | out_imm_size_ok: |
||
2737 | call get_byte_value |
||
2738 | mov dl,al |
||
2739 | lods byte [esi] |
||
2740 | cmp al,',' |
||
2741 | jne invalid_operand |
||
2742 | mov [operand_size],0 |
||
2743 | call take_register |
||
2744 | or al,al |
||
2745 | jnz invalid_operand |
||
2746 | mov al,ah |
||
2747 | cmp al,1 |
||
2748 | je out_imm_al |
||
2749 | cmp al,2 |
||
2750 | je out_imm_ax |
||
2751 | cmp al,4 |
||
2752 | jne invalid_operand_size |
||
2753 | out_imm_ax: |
||
2754 | call operand_autodetect |
||
2755 | mov [base_code],0E7h |
||
2756 | call store_classic_instruction_code |
||
2757 | mov al,dl |
||
2758 | stos byte [edi] |
||
2759 | jmp instruction_assembled |
||
2760 | out_imm_al: |
||
2761 | mov al,0E6h |
||
2762 | stos byte [edi] |
||
2763 | mov al,dl |
||
2764 | stos byte [edi] |
||
2765 | jmp instruction_assembled |
||
2766 | |||
2767 | |||
2768 | mov [postbyte_register],10b |
||
2769 | mov [base_code],0E8h |
||
2770 | mov [extended_code],9Ah |
||
2771 | jmp process_jmp |
||
2772 | jmp_instruction: |
||
2773 | mov [postbyte_register],100b |
||
2774 | mov [base_code],0E9h |
||
2775 | mov [extended_code],0EAh |
||
2776 | process_jmp: |
||
2777 | lods byte [esi] |
||
2778 | call get_jump_operator |
||
2779 | test [prefix_flags],10h |
||
2780 | jz jmp_type_ok |
||
2781 | test [jump_type],not 2 |
||
2782 | jnz illegal_instruction |
||
2783 | mov [jump_type],2 |
||
2784 | and [prefix_flags],not 10h |
||
2785 | jmp_type_ok: |
||
2786 | call get_size_operator |
||
2787 | cmp al,'(' |
||
2788 | je jmp_imm |
||
2789 | mov [base_code],0FFh |
||
2790 | cmp al,10h |
||
2791 | je jmp_reg |
||
2792 | cmp al,'[' |
||
2793 | jne invalid_operand |
||
2794 | jmp_mem: |
||
2795 | cmp [jump_type],1 |
||
2796 | je illegal_instruction |
||
2797 | call get_address |
||
2798 | mov edx,eax |
||
2799 | mov al,[operand_size] |
||
2800 | or al,al |
||
2801 | jz jmp_mem_size_not_specified |
||
2802 | cmp al,2 |
||
2803 | je jmp_mem_16bit |
||
2804 | cmp al,4 |
||
2805 | je jmp_mem_32bit |
||
2806 | cmp al,6 |
||
2807 | je jmp_mem_48bit |
||
2808 | cmp al,8 |
||
2809 | je jmp_mem_64bit |
||
2810 | cmp al,10 |
||
2811 | je jmp_mem_80bit |
||
2812 | jmp invalid_operand_size |
||
2813 | jmp_mem_size_not_specified: |
||
2814 | cmp [jump_type],3 |
||
2815 | je jmp_mem_far |
||
2816 | cmp [jump_type],2 |
||
2817 | je jmp_mem_near |
||
2818 | call recoverable_unknown_size |
||
2819 | jmp_mem_near: |
||
2820 | cmp [code_type],16 |
||
2821 | je jmp_mem_16bit |
||
2822 | cmp [code_type],32 |
||
2823 | je jmp_mem_near_32bit |
||
2824 | jmp_mem_64bit: |
||
2825 | cmp [jump_type],3 |
||
2826 | je invalid_operand_size |
||
2827 | cmp [code_type],64 |
||
2828 | jne illegal_instruction |
||
2829 | jmp instruction_ready |
||
2830 | jmp_mem_far: |
||
2831 | cmp [code_type],16 |
||
2832 | je jmp_mem_far_32bit |
||
2833 | jmp_mem_48bit: |
||
2834 | call operand_32bit |
||
2835 | jmp_mem_far_store: |
||
2836 | cmp [jump_type],2 |
||
2837 | je invalid_operand_size |
||
2838 | inc [postbyte_register] |
||
2839 | jmp instruction_ready |
||
2840 | jmp_mem_80bit: |
||
2841 | call operand_64bit |
||
2842 | jmp jmp_mem_far_store |
||
2843 | jmp_mem_far_32bit: |
||
2844 | call operand_16bit |
||
2845 | jmp jmp_mem_far_store |
||
2846 | jmp_mem_32bit: |
||
2847 | cmp [jump_type],3 |
||
2848 | je jmp_mem_far_32bit |
||
2849 | cmp [jump_type],2 |
||
2850 | je jmp_mem_near_32bit |
||
2851 | cmp [code_type],16 |
||
2852 | je jmp_mem_far_32bit |
||
2853 | jmp_mem_near_32bit: |
||
2854 | cmp [code_type],64 |
||
2855 | je illegal_instruction |
||
2856 | call operand_32bit |
||
2857 | jmp instruction_ready |
||
2858 | jmp_mem_16bit: |
||
2859 | cmp [jump_type],3 |
||
2860 | je invalid_operand_size |
||
2861 | call operand_16bit |
||
2862 | jmp instruction_ready |
||
2863 | jmp_reg: |
||
2864 | test [jump_type],1 |
||
2865 | jnz invalid_operand |
||
2866 | lods byte [esi] |
||
2867 | call convert_register |
||
2868 | mov bl,al |
||
2869 | mov al,ah |
||
2870 | cmp al,2 |
||
2871 | je jmp_reg_16bit |
||
2872 | cmp al,4 |
||
2873 | je jmp_reg_32bit |
||
2874 | cmp al,8 |
||
2875 | jne invalid_operand_size |
||
2876 | jmp_reg_64bit: |
||
2877 | cmp [code_type],64 |
||
2878 | jne illegal_instruction |
||
2879 | jmp nomem_instruction_ready |
||
2880 | jmp_reg_32bit: |
||
2881 | cmp [code_type],64 |
||
2882 | je illegal_instruction |
||
2883 | call operand_32bit |
||
2884 | jmp nomem_instruction_ready |
||
2885 | jmp_reg_16bit: |
||
2886 | call operand_16bit |
||
2887 | jmp nomem_instruction_ready |
||
2888 | jmp_imm: |
||
2889 | cmp byte [esi],'.' |
||
2890 | je invalid_value |
||
2891 | mov ebx,esi |
||
2892 | dec esi |
||
2893 | call skip_symbol |
||
2894 | xchg esi,ebx |
||
2895 | cmp byte [ebx],':' |
||
2896 | je jmp_far |
||
2897 | cmp [jump_type],3 |
||
2898 | je invalid_operand |
||
2899 | jmp_near: |
||
2900 | mov al,[operand_size] |
||
2901 | cmp al,2 |
||
2902 | je jmp_imm_16bit |
||
2903 | cmp al,4 |
||
2904 | je jmp_imm_32bit |
||
2905 | cmp al,8 |
||
2906 | je jmp_imm_64bit |
||
2907 | or al,al |
||
2908 | jnz invalid_operand_size |
||
2909 | cmp [code_type],16 |
||
2910 | je jmp_imm_16bit |
||
2911 | cmp [code_type],64 |
||
2912 | je jmp_imm_64bit |
||
2913 | jmp_imm_32bit: |
||
2914 | cmp [code_type],64 |
||
2915 | je invalid_operand_size |
||
2916 | call get_address_dword_value |
||
2917 | cmp [code_type],16 |
||
2918 | jne jmp_imm_32bit_prefix_ok |
||
2919 | mov byte [edi],66h |
||
2920 | inc edi |
||
2921 | jmp_imm_32bit_prefix_ok: |
||
2922 | call calculate_jump_offset |
||
2923 | cdq |
||
2924 | call check_for_short_jump |
||
2925 | jc jmp_short |
||
2926 | jmp_imm_32bit_store: |
||
2927 | mov edx,eax |
||
2928 | sub edx,3 |
||
2929 | jno jmp_imm_32bit_ok |
||
2930 | cmp [code_type],64 |
||
2931 | je jump_out_of_range |
||
2932 | jmp_imm_32bit_ok: |
||
2933 | mov al,[base_code] |
||
2934 | stos byte [edi] |
||
2935 | mov eax,edx |
||
2936 | call mark_relocation |
||
2937 | stos dword [edi] |
||
2938 | jmp instruction_assembled |
||
2939 | jmp_imm_64bit: |
||
2940 | cmp [code_type],64 |
||
2941 | jne invalid_operand_size |
||
2942 | call get_address_qword_value |
||
2943 | call calculate_jump_offset |
||
2944 | mov ecx,edx |
||
2945 | cdq |
||
2946 | cmp edx,ecx |
||
2947 | jne jump_out_of_range |
||
2948 | call check_for_short_jump |
||
2949 | jnc jmp_imm_32bit_store |
||
2950 | jmp_short: |
||
2951 | mov ah,al |
||
2952 | mov al,0EBh |
||
2953 | stos word [edi] |
||
2954 | jmp instruction_assembled |
||
2955 | jmp_imm_16bit: |
||
2956 | call get_address_word_value |
||
2957 | cmp [code_type],16 |
||
2958 | je jmp_imm_16bit_prefix_ok |
||
2959 | mov byte [edi],66h |
||
2960 | inc edi |
||
2961 | jmp_imm_16bit_prefix_ok: |
||
2962 | call calculate_jump_offset |
||
2963 | cwde |
||
2964 | cdq |
||
2965 | call check_for_short_jump |
||
2966 | jc jmp_short |
||
2967 | cmp [value_type],0 |
||
2968 | jne invalid_use_of_symbol |
||
2969 | mov edx,eax |
||
2970 | dec edx |
||
2971 | mov al,[base_code] |
||
2972 | stos byte [edi] |
||
2973 | mov eax,edx |
||
2974 | stos word [edi] |
||
2975 | jmp instruction_assembled |
||
2976 | calculate_jump_offset: |
||
2977 | add edi,2 |
||
2978 | mov ebp,[addressing_space] |
||
2979 | call calculate_relative_offset |
||
2980 | sub edi,2 |
||
2981 | ret |
||
2982 | check_for_short_jump: |
||
2983 | cmp [jump_type],1 |
||
2984 | je forced_short |
||
2985 | ja no_short_jump |
||
2986 | cmp [base_code],0E8h |
||
2987 | je no_short_jump |
||
2988 | cmp [value_type],0 |
||
2989 | jne no_short_jump |
||
2990 | cmp eax,80h |
||
2991 | jb short_jump |
||
2992 | cmp eax,-80h |
||
2993 | jae short_jump |
||
2994 | no_short_jump: |
||
2995 | clc |
||
2996 | ret |
||
2997 | forced_short: |
||
2998 | cmp [base_code],0E8h |
||
2999 | je illegal_instruction |
||
3000 | cmp [next_pass_needed],0 |
||
3001 | jne jmp_short_value_type_ok |
||
3002 | cmp [value_type],0 |
||
3003 | jne invalid_use_of_symbol |
||
3004 | jmp_short_value_type_ok: |
||
3005 | cmp eax,-80h |
||
3006 | jae short_jump |
||
3007 | cmp eax,80h |
||
3008 | jae jump_out_of_range |
||
3009 | short_jump: |
||
3010 | stc |
||
3011 | ret |
||
3012 | jump_out_of_range: |
||
3013 | cmp [error_line],0 |
||
3014 | jne instruction_assembled |
||
3015 | mov eax,[current_line] |
||
3016 | mov [error_line],eax |
||
3017 | mov [error],relative_jump_out_of_range |
||
3018 | jmp instruction_assembled |
||
3019 | jmp_far: |
||
3020 | cmp [jump_type],2 |
||
3021 | je invalid_operand |
||
3022 | cmp [code_type],64 |
||
3023 | je illegal_instruction |
||
3024 | mov al,[extended_code] |
||
3025 | mov [base_code],al |
||
3026 | call get_word_value |
||
3027 | push eax |
||
3028 | inc esi |
||
3029 | lods byte [esi] |
||
3030 | cmp al,'(' |
||
3031 | jne invalid_operand |
||
3032 | mov al,[value_type] |
||
3033 | push eax [symbol_identifier] |
||
3034 | cmp byte [esi],'.' |
||
3035 | je invalid_value |
||
3036 | mov al,[operand_size] |
||
3037 | cmp al,4 |
||
3038 | je jmp_far_16bit |
||
3039 | cmp al,6 |
||
3040 | je jmp_far_32bit |
||
3041 | or al,al |
||
3042 | jnz invalid_operand_size |
||
3043 | cmp [code_type],16 |
||
3044 | jne jmp_far_32bit |
||
3045 | jmp_far_16bit: |
||
3046 | call get_word_value |
||
3047 | mov ebx,eax |
||
3048 | call operand_16bit |
||
3049 | call store_classic_instruction_code |
||
3050 | mov ax,bx |
||
3051 | call mark_relocation |
||
3052 | stos word [edi] |
||
3053 | jmp_far_segment: |
||
3054 | pop [symbol_identifier] eax |
||
3055 | mov [value_type],al |
||
3056 | pop eax |
||
3057 | call mark_relocation |
||
3058 | stos word [edi] |
||
3059 | jmp instruction_assembled |
||
3060 | jmp_far_32bit: |
||
3061 | call get_dword_value |
||
3062 | mov ebx,eax |
||
3063 | call operand_32bit |
||
3064 | call store_classic_instruction_code |
||
3065 | mov eax,ebx |
||
3066 | call mark_relocation |
||
3067 | stos dword [edi] |
||
3068 | jmp jmp_far_segment |
||
3069 | conditional_jump: |
||
3070 | mov [base_code],al |
||
3071 | and [prefix_flags],not 10h |
||
3072 | lods byte [esi] |
||
3073 | call get_jump_operator |
||
3074 | cmp [jump_type],3 |
||
3075 | je invalid_operand |
||
3076 | call get_size_operator |
||
3077 | cmp al,'(' |
||
3078 | jne invalid_operand |
||
3079 | cmp byte [esi],'.' |
||
3080 | je invalid_value |
||
3081 | mov al,[operand_size] |
||
3082 | cmp al,2 |
||
3083 | je conditional_jump_16bit |
||
3084 | cmp al,4 |
||
3085 | je conditional_jump_32bit |
||
3086 | cmp al,8 |
||
3087 | je conditional_jump_64bit |
||
3088 | or al,al |
||
3089 | jnz invalid_operand_size |
||
3090 | cmp [code_type],16 |
||
3091 | je conditional_jump_16bit |
||
3092 | cmp [code_type],64 |
||
3093 | je conditional_jump_64bit |
||
3094 | conditional_jump_32bit: |
||
3095 | cmp [code_type],64 |
||
3096 | je invalid_operand_size |
||
3097 | call get_address_dword_value |
||
3098 | cmp [code_type],16 |
||
3099 | jne conditional_jump_32bit_prefix_ok |
||
3100 | mov byte [edi],66h |
||
3101 | inc edi |
||
3102 | conditional_jump_32bit_prefix_ok: |
||
3103 | call calculate_jump_offset |
||
3104 | cdq |
||
3105 | call check_for_short_jump |
||
3106 | jc conditional_jump_short |
||
3107 | conditional_jump_32bit_store: |
||
3108 | mov edx,eax |
||
3109 | sub edx,4 |
||
3110 | jno conditional_jump_32bit_range_ok |
||
3111 | cmp [code_type],64 |
||
3112 | je jump_out_of_range |
||
3113 | conditional_jump_32bit_range_ok: |
||
3114 | mov ah,[base_code] |
||
3115 | add ah,10h |
||
3116 | mov al,0Fh |
||
3117 | stos word [edi] |
||
3118 | mov eax,edx |
||
3119 | call mark_relocation |
||
3120 | stos dword [edi] |
||
3121 | jmp instruction_assembled |
||
3122 | conditional_jump_64bit: |
||
3123 | cmp [code_type],64 |
||
3124 | jne invalid_operand_size |
||
3125 | call get_address_qword_value |
||
3126 | call calculate_jump_offset |
||
3127 | mov ecx,edx |
||
3128 | cdq |
||
3129 | cmp edx,ecx |
||
3130 | jne jump_out_of_range |
||
3131 | call check_for_short_jump |
||
3132 | jnc conditional_jump_32bit_store |
||
3133 | conditional_jump_short: |
||
3134 | mov ah,al |
||
3135 | mov al,[base_code] |
||
3136 | stos word [edi] |
||
3137 | jmp instruction_assembled |
||
3138 | conditional_jump_16bit: |
||
3139 | call get_address_word_value |
||
3140 | cmp [code_type],16 |
||
3141 | je conditional_jump_16bit_prefix_ok |
||
3142 | mov byte [edi],66h |
||
3143 | inc edi |
||
3144 | conditional_jump_16bit_prefix_ok: |
||
3145 | call calculate_jump_offset |
||
3146 | cwde |
||
3147 | cdq |
||
3148 | call check_for_short_jump |
||
3149 | jc conditional_jump_short |
||
3150 | cmp [value_type],0 |
||
3151 | jne invalid_use_of_symbol |
||
3152 | mov edx,eax |
||
3153 | sub dx,2 |
||
3154 | mov ah,[base_code] |
||
3155 | add ah,10h |
||
3156 | mov al,0Fh |
||
3157 | stos word [edi] |
||
3158 | mov eax,edx |
||
3159 | stos word [edi] |
||
3160 | jmp instruction_assembled |
||
3161 | loop_instruction_16bit: |
||
3162 | cmp [code_type],64 |
||
3163 | je illegal_instruction |
||
3164 | cmp [code_type],16 |
||
3165 | je loop_instruction |
||
3166 | mov [operand_prefix],67h |
||
3167 | jmp loop_instruction |
||
3168 | loop_instruction_32bit: |
||
3169 | cmp [code_type],32 |
||
3170 | je loop_instruction |
||
3171 | mov [operand_prefix],67h |
||
3172 | jmp loop_instruction |
||
3173 | loop_instruction_64bit: |
||
3174 | cmp [code_type],64 |
||
3175 | jne illegal_instruction |
||
3176 | loop_instruction: |
||
3177 | mov [base_code],al |
||
3178 | lods byte [esi] |
||
3179 | call get_jump_operator |
||
3180 | cmp [jump_type],1 |
||
3181 | ja invalid_operand |
||
3182 | call get_size_operator |
||
3183 | cmp al,'(' |
||
3184 | jne invalid_operand |
||
3185 | cmp byte [esi],'.' |
||
3186 | je invalid_value |
||
3187 | mov al,[operand_size] |
||
3188 | cmp al,2 |
||
3189 | je loop_jump_16bit |
||
3190 | cmp al,4 |
||
3191 | je loop_jump_32bit |
||
3192 | cmp al,8 |
||
3193 | je loop_jump_64bit |
||
3194 | or al,al |
||
3195 | jnz invalid_operand_size |
||
3196 | cmp [code_type],16 |
||
3197 | je loop_jump_16bit |
||
3198 | cmp [code_type],64 |
||
3199 | je loop_jump_64bit |
||
3200 | loop_jump_32bit: |
||
3201 | cmp [code_type],64 |
||
3202 | je invalid_operand_size |
||
3203 | call get_address_dword_value |
||
3204 | cmp [code_type],16 |
||
3205 | jne loop_jump_32bit_prefix_ok |
||
3206 | mov byte [edi],66h |
||
3207 | inc edi |
||
3208 | loop_jump_32bit_prefix_ok: |
||
3209 | call loop_counter_size |
||
3210 | call calculate_jump_offset |
||
3211 | cdq |
||
3212 | make_loop_jump: |
||
3213 | call check_for_short_jump |
||
3214 | jc conditional_jump_short |
||
3215 | scas word [edi] |
||
3216 | jmp jump_out_of_range |
||
3217 | loop_counter_size: |
||
3218 | cmp [operand_prefix],0 |
||
3219 | je loop_counter_size_ok |
||
3220 | push eax |
||
3221 | mov al,[operand_prefix] |
||
3222 | stos byte [edi] |
||
3223 | pop eax |
||
3224 | loop_counter_size_ok: |
||
3225 | ret |
||
3226 | loop_jump_64bit: |
||
3227 | cmp [code_type],64 |
||
3228 | jne invalid_operand_size |
||
3229 | call get_address_qword_value |
||
3230 | call loop_counter_size |
||
3231 | call calculate_jump_offset |
||
3232 | mov ecx,edx |
||
3233 | cdq |
||
3234 | cmp edx,ecx |
||
3235 | jne jump_out_of_range |
||
3236 | jmp make_loop_jump |
||
3237 | loop_jump_16bit: |
||
3238 | call get_address_word_value |
||
3239 | cmp [code_type],16 |
||
3240 | je loop_jump_16bit_prefix_ok |
||
3241 | mov byte [edi],66h |
||
3242 | inc edi |
||
3243 | loop_jump_16bit_prefix_ok: |
||
3244 | call loop_counter_size |
||
3245 | call calculate_jump_offset |
||
3246 | cwde |
||
3247 | cdq |
||
3248 | jmp make_loop_jump |
||
3249 | |||
3250 | |||
3251 | lods byte [esi] |
||
3252 | call get_size_operator |
||
3253 | cmp al,'[' |
||
3254 | jne invalid_operand |
||
3255 | call get_address |
||
3256 | or eax,eax |
||
3257 | jnz invalid_address |
||
3258 | or bl,ch |
||
3259 | jnz invalid_address |
||
3260 | cmp [segment_register],1 |
||
3261 | ja invalid_address |
||
3262 | push ebx |
||
3263 | lods byte [esi] |
||
3264 | cmp al,',' |
||
3265 | jne invalid_operand |
||
3266 | lods byte [esi] |
||
3267 | call get_size_operator |
||
3268 | cmp al,'[' |
||
3269 | jne invalid_operand |
||
3270 | call get_address |
||
3271 | pop edx |
||
3272 | or eax,eax |
||
3273 | jnz invalid_address |
||
3274 | or bl,ch |
||
3275 | jnz invalid_address |
||
3276 | mov al,dh |
||
3277 | mov ah,bh |
||
3278 | shr al,4 |
||
3279 | shr ah,4 |
||
3280 | cmp al,ah |
||
3281 | jne address_sizes_do_not_agree |
||
3282 | and bh,111b |
||
3283 | and dh,111b |
||
3284 | cmp bh,6 |
||
3285 | jne invalid_address |
||
3286 | cmp dh,7 |
||
3287 | jne invalid_address |
||
3288 | cmp al,2 |
||
3289 | je movs_address_16bit |
||
3290 | cmp al,4 |
||
3291 | je movs_address_32bit |
||
3292 | cmp [code_type],64 |
||
3293 | jne invalid_address_size |
||
3294 | jmp movs_store |
||
3295 | movs_address_32bit: |
||
3296 | call address_32bit_prefix |
||
3297 | jmp movs_store |
||
3298 | movs_address_16bit: |
||
3299 | cmp [code_type],64 |
||
3300 | je invalid_address_size |
||
3301 | call address_16bit_prefix |
||
3302 | movs_store: |
||
3303 | xor ebx,ebx |
||
3304 | call store_segment_prefix_if_necessary |
||
3305 | mov al,0A4h |
||
3306 | movs_check_size: |
||
3307 | mov bl,[operand_size] |
||
3308 | cmp bl,1 |
||
3309 | je simple_instruction |
||
3310 | inc al |
||
3311 | cmp bl,2 |
||
3312 | je simple_instruction_16bit |
||
3313 | cmp bl,4 |
||
3314 | je simple_instruction_32bit |
||
3315 | cmp bl,8 |
||
3316 | je simple_instruction_64bit |
||
3317 | or bl,bl |
||
3318 | jnz invalid_operand_size |
||
3319 | call recoverable_unknown_size |
||
3320 | jmp simple_instruction |
||
3321 | lods_instruction: |
||
3322 | lods byte [esi] |
||
3323 | call get_size_operator |
||
3324 | cmp al,'[' |
||
3325 | jne invalid_operand |
||
3326 | call get_address |
||
3327 | or eax,eax |
||
3328 | jnz invalid_address |
||
3329 | or bl,ch |
||
3330 | jnz invalid_address |
||
3331 | cmp bh,26h |
||
3332 | je lods_address_16bit |
||
3333 | cmp bh,46h |
||
3334 | je lods_address_32bit |
||
3335 | cmp bh,86h |
||
3336 | jne invalid_address |
||
3337 | cmp [code_type],64 |
||
3338 | jne invalid_address_size |
||
3339 | jmp lods_store |
||
3340 | lods_address_32bit: |
||
3341 | call address_32bit_prefix |
||
3342 | jmp lods_store |
||
3343 | lods_address_16bit: |
||
3344 | cmp [code_type],64 |
||
3345 | je invalid_address_size |
||
3346 | call address_16bit_prefix |
||
3347 | lods_store: |
||
3348 | xor ebx,ebx |
||
3349 | call store_segment_prefix_if_necessary |
||
3350 | mov al,0ACh |
||
3351 | jmp movs_check_size |
||
3352 | stos_instruction: |
||
3353 | mov [base_code],al |
||
3354 | lods byte [esi] |
||
3355 | call get_size_operator |
||
3356 | cmp al,'[' |
||
3357 | jne invalid_operand |
||
3358 | call get_address |
||
3359 | or eax,eax |
||
3360 | jnz invalid_address |
||
3361 | or bl,ch |
||
3362 | jnz invalid_address |
||
3363 | cmp bh,27h |
||
3364 | je stos_address_16bit |
||
3365 | cmp bh,47h |
||
3366 | je stos_address_32bit |
||
3367 | cmp bh,87h |
||
3368 | jne invalid_address |
||
3369 | cmp [code_type],64 |
||
3370 | jne invalid_address_size |
||
3371 | jmp stos_store |
||
3372 | stos_address_32bit: |
||
3373 | call address_32bit_prefix |
||
3374 | jmp stos_store |
||
3375 | stos_address_16bit: |
||
3376 | cmp [code_type],64 |
||
3377 | je invalid_address_size |
||
3378 | call address_16bit_prefix |
||
3379 | stos_store: |
||
3380 | cmp [segment_register],1 |
||
3381 | ja invalid_address |
||
3382 | mov al,[base_code] |
||
3383 | jmp movs_check_size |
||
3384 | cmps_instruction: |
||
3385 | lods byte [esi] |
||
3386 | call get_size_operator |
||
3387 | cmp al,'[' |
||
3388 | jne invalid_operand |
||
3389 | call get_address |
||
3390 | or eax,eax |
||
3391 | jnz invalid_address |
||
3392 | or bl,ch |
||
3393 | jnz invalid_address |
||
3394 | mov al,[segment_register] |
||
3395 | push eax ebx |
||
3396 | lods byte [esi] |
||
3397 | cmp al,',' |
||
3398 | jne invalid_operand |
||
3399 | lods byte [esi] |
||
3400 | call get_size_operator |
||
3401 | cmp al,'[' |
||
3402 | jne invalid_operand |
||
3403 | call get_address |
||
3404 | or eax,eax |
||
3405 | jnz invalid_address |
||
3406 | or bl,ch |
||
3407 | jnz invalid_address |
||
3408 | pop edx eax |
||
3409 | cmp [segment_register],1 |
||
3410 | ja invalid_address |
||
3411 | mov [segment_register],al |
||
3412 | mov al,dh |
||
3413 | mov ah,bh |
||
3414 | shr al,4 |
||
3415 | shr ah,4 |
||
3416 | cmp al,ah |
||
3417 | jne address_sizes_do_not_agree |
||
3418 | and bh,111b |
||
3419 | and dh,111b |
||
3420 | cmp bh,7 |
||
3421 | jne invalid_address |
||
3422 | cmp dh,6 |
||
3423 | jne invalid_address |
||
3424 | cmp al,2 |
||
3425 | je cmps_address_16bit |
||
3426 | cmp al,4 |
||
3427 | je cmps_address_32bit |
||
3428 | cmp [code_type],64 |
||
3429 | jne invalid_address_size |
||
3430 | jmp cmps_store |
||
3431 | cmps_address_32bit: |
||
3432 | call address_32bit_prefix |
||
3433 | jmp cmps_store |
||
3434 | cmps_address_16bit: |
||
3435 | cmp [code_type],64 |
||
3436 | je invalid_address_size |
||
3437 | call address_16bit_prefix |
||
3438 | cmps_store: |
||
3439 | xor ebx,ebx |
||
3440 | call store_segment_prefix_if_necessary |
||
3441 | mov al,0A6h |
||
3442 | jmp movs_check_size |
||
3443 | ins_instruction: |
||
3444 | lods byte [esi] |
||
3445 | call get_size_operator |
||
3446 | cmp al,'[' |
||
3447 | jne invalid_operand |
||
3448 | call get_address |
||
3449 | or eax,eax |
||
3450 | jnz invalid_address |
||
3451 | or bl,ch |
||
3452 | jnz invalid_address |
||
3453 | cmp bh,27h |
||
3454 | je ins_address_16bit |
||
3455 | cmp bh,47h |
||
3456 | je ins_address_32bit |
||
3457 | cmp bh,87h |
||
3458 | jne invalid_address |
||
3459 | cmp [code_type],64 |
||
3460 | jne invalid_address_size |
||
3461 | jmp ins_store |
||
3462 | ins_address_32bit: |
||
3463 | call address_32bit_prefix |
||
3464 | jmp ins_store |
||
3465 | ins_address_16bit: |
||
3466 | cmp [code_type],64 |
||
3467 | je invalid_address_size |
||
3468 | call address_16bit_prefix |
||
3469 | ins_store: |
||
3470 | cmp [segment_register],1 |
||
3471 | ja invalid_address |
||
3472 | lods byte [esi] |
||
3473 | cmp al,',' |
||
3474 | jne invalid_operand |
||
3475 | lods byte [esi] |
||
3476 | cmp al,10h |
||
3477 | jne invalid_operand |
||
3478 | lods byte [esi] |
||
3479 | cmp al,22h |
||
3480 | jne invalid_operand |
||
3481 | mov al,6Ch |
||
3482 | ins_check_size: |
||
3483 | cmp [operand_size],8 |
||
3484 | jne movs_check_size |
||
3485 | jmp invalid_operand_size |
||
3486 | outs_instruction: |
||
3487 | lods byte [esi] |
||
3488 | cmp al,10h |
||
3489 | jne invalid_operand |
||
3490 | lods byte [esi] |
||
3491 | cmp al,22h |
||
3492 | jne invalid_operand |
||
3493 | lods byte [esi] |
||
3494 | cmp al,',' |
||
3495 | jne invalid_operand |
||
3496 | lods byte [esi] |
||
3497 | call get_size_operator |
||
3498 | cmp al,'[' |
||
3499 | jne invalid_operand |
||
3500 | call get_address |
||
3501 | or eax,eax |
||
3502 | jnz invalid_address |
||
3503 | or bl,ch |
||
3504 | jnz invalid_address |
||
3505 | cmp bh,26h |
||
3506 | je outs_address_16bit |
||
3507 | cmp bh,46h |
||
3508 | je outs_address_32bit |
||
3509 | cmp bh,86h |
||
3510 | jne invalid_address |
||
3511 | cmp [code_type],64 |
||
3512 | jne invalid_address_size |
||
3513 | jmp outs_store |
||
3514 | outs_address_32bit: |
||
3515 | call address_32bit_prefix |
||
3516 | jmp outs_store |
||
3517 | outs_address_16bit: |
||
3518 | cmp [code_type],64 |
||
3519 | je invalid_address_size |
||
3520 | call address_16bit_prefix |
||
3521 | outs_store: |
||
3522 | xor ebx,ebx |
||
3523 | call store_segment_prefix_if_necessary |
||
3524 | mov al,6Eh |
||
3525 | jmp ins_check_size |
||
3526 | xlat_instruction: |
||
3527 | lods byte [esi] |
||
3528 | call get_size_operator |
||
3529 | cmp al,'[' |
||
3530 | jne invalid_operand |
||
3531 | call get_address |
||
3532 | or eax,eax |
||
3533 | jnz invalid_address |
||
3534 | or bl,ch |
||
3535 | jnz invalid_address |
||
3536 | cmp bh,23h |
||
3537 | je xlat_address_16bit |
||
3538 | cmp bh,43h |
||
3539 | je xlat_address_32bit |
||
3540 | cmp bh,83h |
||
3541 | jne invalid_address |
||
3542 | cmp [code_type],64 |
||
3543 | jne invalid_address_size |
||
3544 | jmp xlat_store |
||
3545 | xlat_address_32bit: |
||
3546 | call address_32bit_prefix |
||
3547 | jmp xlat_store |
||
3548 | xlat_address_16bit: |
||
3549 | cmp [code_type],64 |
||
3550 | je invalid_address_size |
||
3551 | call address_16bit_prefix |
||
3552 | xlat_store: |
||
3553 | call store_segment_prefix_if_necessary |
||
3554 | mov al,0D7h |
||
3555 | cmp [operand_size],1 |
||
3556 | jbe simple_instruction |
||
3557 | jmp invalid_operand_size |
||
3558 | |||
3559 | |||
3560 | mov ah,al |
||
3561 | shr ah,4 |
||
3562 | and al,111b |
||
3563 | mov [base_code],0Fh |
||
3564 | mov [extended_code],ah |
||
3565 | mov [postbyte_register],al |
||
3566 | lods byte [esi] |
||
3567 | call get_size_operator |
||
3568 | cmp al,10h |
||
3569 | je pm_reg |
||
3570 | pm_mem: |
||
3571 | cmp al,'[' |
||
3572 | jne invalid_operand |
||
3573 | call get_address |
||
3574 | mov al,[operand_size] |
||
3575 | cmp al,2 |
||
3576 | je pm_mem_store |
||
3577 | or al,al |
||
3578 | jnz invalid_operand_size |
||
3579 | pm_mem_store: |
||
3580 | jmp instruction_ready |
||
3581 | pm_reg: |
||
3582 | lods byte [esi] |
||
3583 | call convert_register |
||
3584 | mov bl,al |
||
3585 | cmp ah,2 |
||
3586 | jne invalid_operand_size |
||
3587 | jmp nomem_instruction_ready |
||
3588 | pm_store_word_instruction: |
||
3589 | mov ah,al |
||
3590 | shr ah,4 |
||
3591 | and al,111b |
||
3592 | mov [base_code],0Fh |
||
3593 | mov [extended_code],ah |
||
3594 | mov [postbyte_register],al |
||
3595 | lods byte [esi] |
||
3596 | call get_size_operator |
||
3597 | cmp al,10h |
||
3598 | jne pm_mem |
||
3599 | lods byte [esi] |
||
3600 | call convert_register |
||
3601 | mov bl,al |
||
3602 | mov al,ah |
||
3603 | call operand_autodetect |
||
3604 | jmp nomem_instruction_ready |
||
3605 | lgdt_instruction: |
||
3606 | mov [base_code],0Fh |
||
3607 | mov [extended_code],1 |
||
3608 | mov [postbyte_register],al |
||
3609 | lods byte [esi] |
||
3610 | call get_size_operator |
||
3611 | cmp al,'[' |
||
3612 | jne invalid_operand |
||
3613 | call get_address |
||
3614 | mov al,[operand_size] |
||
3615 | cmp al,6 |
||
3616 | je lgdt_mem_48bit |
||
3617 | cmp al,10 |
||
3618 | je lgdt_mem_80bit |
||
3619 | or al,al |
||
3620 | jnz invalid_operand_size |
||
3621 | jmp lgdt_mem_store |
||
3622 | lgdt_mem_80bit: |
||
3623 | cmp [code_type],64 |
||
3624 | jne illegal_instruction |
||
3625 | jmp lgdt_mem_store |
||
3626 | lgdt_mem_48bit: |
||
3627 | cmp [code_type],64 |
||
3628 | je illegal_instruction |
||
3629 | cmp [postbyte_register],2 |
||
3630 | jb lgdt_mem_store |
||
3631 | call operand_32bit |
||
3632 | lgdt_mem_store: |
||
3633 | jmp instruction_ready |
||
3634 | lar_instruction: |
||
3635 | mov [extended_code],al |
||
3636 | mov [base_code],0Fh |
||
3637 | call take_register |
||
3638 | mov [postbyte_register],al |
||
3639 | lods byte [esi] |
||
3640 | cmp al,',' |
||
3641 | jne invalid_operand |
||
3642 | xor al,al |
||
3643 | xchg al,[operand_size] |
||
3644 | call operand_autodetect |
||
3645 | lods byte [esi] |
||
3646 | call get_size_operator |
||
3647 | cmp al,10h |
||
3648 | je lar_reg_reg |
||
3649 | cmp al,'[' |
||
3650 | jne invalid_operand |
||
3651 | call get_address |
||
3652 | mov al,[operand_size] |
||
3653 | or al,al |
||
3654 | jz lar_reg_mem |
||
3655 | cmp al,2 |
||
3656 | jne invalid_operand_size |
||
3657 | lar_reg_mem: |
||
3658 | jmp instruction_ready |
||
3659 | lar_reg_reg: |
||
3660 | lods byte [esi] |
||
3661 | call convert_register |
||
3662 | cmp ah,2 |
||
3663 | jne invalid_operand_size |
||
3664 | mov bl,al |
||
3665 | jmp nomem_instruction_ready |
||
3666 | invlpg_instruction: |
||
3667 | mov [base_code],0Fh |
||
3668 | mov [extended_code],1 |
||
3669 | mov [postbyte_register],7 |
||
3670 | lods byte [esi] |
||
3671 | call get_size_operator |
||
3672 | cmp al,'[' |
||
3673 | jne invalid_operand |
||
3674 | call get_address |
||
3675 | jmp instruction_ready |
||
3676 | mcommit_instruction: |
||
3677 | mov byte [edi],0F3h |
||
3678 | inc edi |
||
3679 | jmp simple_instruction_0f_01 |
||
3680 | swapgs_instruction: |
||
3681 | cmp [code_type],64 |
||
3682 | jne illegal_instruction |
||
3683 | simple_instruction_0f_01: |
||
3684 | mov ah,al |
||
3685 | mov al,0Fh |
||
3686 | stos byte [edi] |
||
3687 | mov al,1 |
||
3688 | stos word [edi] |
||
3689 | jmp instruction_assembled |
||
3690 | |||
3691 | |||
3692 | mov [base_code],0Fh |
||
3693 | mov [extended_code],al |
||
3694 | lods byte [esi] |
||
3695 | call get_size_operator |
||
3696 | cmp al,10h |
||
3697 | je basic_486_reg |
||
3698 | cmp al,'[' |
||
3699 | jne invalid_operand |
||
3700 | call get_address |
||
3701 | push edx ebx ecx |
||
3702 | lods byte [esi] |
||
3703 | cmp al,',' |
||
3704 | jne invalid_operand |
||
3705 | call take_register |
||
3706 | mov [postbyte_register],al |
||
3707 | pop ecx ebx edx |
||
3708 | mov al,ah |
||
3709 | cmp al,1 |
||
3710 | je basic_486_mem_reg_8bit |
||
3711 | call operand_autodetect |
||
3712 | inc [extended_code] |
||
3713 | basic_486_mem_reg_8bit: |
||
3714 | jmp instruction_ready |
||
3715 | basic_486_reg: |
||
3716 | lods byte [esi] |
||
3717 | call convert_register |
||
3718 | mov [postbyte_register],al |
||
3719 | lods byte [esi] |
||
3720 | cmp al,',' |
||
3721 | jne invalid_operand |
||
3722 | call take_register |
||
3723 | mov bl,al |
||
3724 | xchg bl,[postbyte_register] |
||
3725 | mov al,ah |
||
3726 | cmp al,1 |
||
3727 | je basic_486_reg_reg_8bit |
||
3728 | call operand_autodetect |
||
3729 | inc [extended_code] |
||
3730 | basic_486_reg_reg_8bit: |
||
3731 | jmp nomem_instruction_ready |
||
3732 | bswap_instruction: |
||
3733 | call take_register |
||
3734 | test al,1000b |
||
3735 | jz bswap_reg_code_ok |
||
3736 | or [rex_prefix],41h |
||
3737 | and al,111b |
||
3738 | bswap_reg_code_ok: |
||
3739 | add al,0C8h |
||
3740 | mov [extended_code],al |
||
3741 | mov [base_code],0Fh |
||
3742 | cmp ah,8 |
||
3743 | je bswap_reg64 |
||
3744 | cmp ah,4 |
||
3745 | jne invalid_operand_size |
||
3746 | call operand_32bit |
||
3747 | call store_classic_instruction_code |
||
3748 | jmp instruction_assembled |
||
3749 | bswap_reg64: |
||
3750 | call operand_64bit |
||
3751 | call store_classic_instruction_code |
||
3752 | jmp instruction_assembled |
||
3753 | cmpxchgx_instruction: |
||
3754 | mov [base_code],0Fh |
||
3755 | mov [extended_code],0C7h |
||
3756 | mov [postbyte_register],al |
||
3757 | lods byte [esi] |
||
3758 | call get_size_operator |
||
3759 | cmp al,'[' |
||
3760 | jne invalid_operand |
||
3761 | call get_address |
||
3762 | mov ah,1 |
||
3763 | xchg [postbyte_register],ah |
||
3764 | mov al,[operand_size] |
||
3765 | or al,al |
||
3766 | jz cmpxchgx_size_ok |
||
3767 | cmp al,ah |
||
3768 | jne invalid_operand_size |
||
3769 | cmpxchgx_size_ok: |
||
3770 | cmp ah,16 |
||
3771 | jne cmpxchgx_store |
||
3772 | call operand_64bit |
||
3773 | cmpxchgx_store: |
||
3774 | jmp instruction_ready |
||
3775 | nop_instruction: |
||
3776 | mov ah,[esi] |
||
3777 | cmp ah,10h |
||
3778 | je extended_nop |
||
3779 | cmp ah,11h |
||
3780 | je extended_nop |
||
3781 | cmp ah,'[' |
||
3782 | je extended_nop |
||
3783 | stos byte [edi] |
||
3784 | jmp instruction_assembled |
||
3785 | extended_nop: |
||
3786 | mov [base_code],0Fh |
||
3787 | mov [extended_code],1Fh |
||
3788 | mov [postbyte_register],0 |
||
3789 | lods byte [esi] |
||
3790 | call get_size_operator |
||
3791 | cmp al,10h |
||
3792 | je extended_nop_reg |
||
3793 | cmp al,'[' |
||
3794 | jne invalid_operand |
||
3795 | call get_address |
||
3796 | mov al,[operand_size] |
||
3797 | or al,al |
||
3798 | jz extended_nop_store |
||
3799 | call operand_autodetect |
||
3800 | extended_nop_store: |
||
3801 | jmp instruction_ready |
||
3802 | extended_nop_reg: |
||
3803 | lods byte [esi] |
||
3804 | call convert_register |
||
3805 | mov bl,al |
||
3806 | mov al,ah |
||
3807 | call operand_autodetect |
||
3808 | jmp nomem_instruction_ready |
||
3809 | |||
3810 | |||
3811 | mov [postbyte_register],al |
||
3812 | mov [base_code],0D8h |
||
3813 | lods byte [esi] |
||
3814 | call get_size_operator |
||
3815 | cmp al,10h |
||
3816 | je basic_fpu_streg |
||
3817 | cmp al,'[' |
||
3818 | je basic_fpu_mem |
||
3819 | dec esi |
||
3820 | mov ah,[postbyte_register] |
||
3821 | cmp ah,2 |
||
3822 | jb invalid_operand |
||
3823 | cmp ah,3 |
||
3824 | ja invalid_operand |
||
3825 | mov bl,1 |
||
3826 | jmp nomem_instruction_ready |
||
3827 | basic_fpu_mem: |
||
3828 | call get_address |
||
3829 | mov al,[operand_size] |
||
3830 | cmp al,4 |
||
3831 | je basic_fpu_mem_32bit |
||
3832 | cmp al,8 |
||
3833 | je basic_fpu_mem_64bit |
||
3834 | or al,al |
||
3835 | jnz invalid_operand_size |
||
3836 | call recoverable_unknown_size |
||
3837 | basic_fpu_mem_32bit: |
||
3838 | jmp instruction_ready |
||
3839 | basic_fpu_mem_64bit: |
||
3840 | mov [base_code],0DCh |
||
3841 | jmp instruction_ready |
||
3842 | basic_fpu_streg: |
||
3843 | lods byte [esi] |
||
3844 | call convert_fpu_register |
||
3845 | mov bl,al |
||
3846 | mov ah,[postbyte_register] |
||
3847 | cmp ah,2 |
||
3848 | je basic_fpu_single_streg |
||
3849 | cmp ah,3 |
||
3850 | je basic_fpu_single_streg |
||
3851 | or al,al |
||
3852 | jz basic_fpu_st0 |
||
3853 | test ah,110b |
||
3854 | jz basic_fpu_streg_st0 |
||
3855 | xor [postbyte_register],1 |
||
3856 | basic_fpu_streg_st0: |
||
3857 | lods byte [esi] |
||
3858 | cmp al,',' |
||
3859 | jne invalid_operand |
||
3860 | lods byte [esi] |
||
3861 | call get_size_operator |
||
3862 | cmp al,10h |
||
3863 | jne invalid_operand |
||
3864 | lods byte [esi] |
||
3865 | call convert_fpu_register |
||
3866 | or al,al |
||
3867 | jnz invalid_operand |
||
3868 | mov [base_code],0DCh |
||
3869 | jmp nomem_instruction_ready |
||
3870 | basic_fpu_st0: |
||
3871 | lods byte [esi] |
||
3872 | cmp al,',' |
||
3873 | jne invalid_operand |
||
3874 | lods byte [esi] |
||
3875 | call get_size_operator |
||
3876 | cmp al,10h |
||
3877 | jne invalid_operand |
||
3878 | lods byte [esi] |
||
3879 | call convert_fpu_register |
||
3880 | mov bl,al |
||
3881 | basic_fpu_single_streg: |
||
3882 | mov [base_code],0D8h |
||
3883 | jmp nomem_instruction_ready |
||
3884 | simple_fpu_instruction: |
||
3885 | mov ah,al |
||
3886 | or ah,11000000b |
||
3887 | mov al,0D9h |
||
3888 | stos word [edi] |
||
3889 | jmp instruction_assembled |
||
3890 | fi_instruction: |
||
3891 | mov [postbyte_register],al |
||
3892 | lods byte [esi] |
||
3893 | call get_size_operator |
||
3894 | cmp al,'[' |
||
3895 | jne invalid_operand |
||
3896 | call get_address |
||
3897 | mov al,[operand_size] |
||
3898 | cmp al,2 |
||
3899 | je fi_mem_16bit |
||
3900 | cmp al,4 |
||
3901 | je fi_mem_32bit |
||
3902 | or al,al |
||
3903 | jnz invalid_operand_size |
||
3904 | call recoverable_unknown_size |
||
3905 | fi_mem_32bit: |
||
3906 | mov [base_code],0DAh |
||
3907 | jmp instruction_ready |
||
3908 | fi_mem_16bit: |
||
3909 | mov [base_code],0DEh |
||
3910 | jmp instruction_ready |
||
3911 | fld_instruction: |
||
3912 | mov [postbyte_register],al |
||
3913 | lods byte [esi] |
||
3914 | call get_size_operator |
||
3915 | cmp al,10h |
||
3916 | je fld_streg |
||
3917 | cmp al,'[' |
||
3918 | jne invalid_operand |
||
3919 | call get_address |
||
3920 | mov al,[operand_size] |
||
3921 | cmp al,4 |
||
3922 | je fld_mem_32bit |
||
3923 | cmp al,8 |
||
3924 | je fld_mem_64bit |
||
3925 | cmp al,10 |
||
3926 | je fld_mem_80bit |
||
3927 | or al,al |
||
3928 | jnz invalid_operand_size |
||
3929 | call recoverable_unknown_size |
||
3930 | fld_mem_32bit: |
||
3931 | mov [base_code],0D9h |
||
3932 | jmp instruction_ready |
||
3933 | fld_mem_64bit: |
||
3934 | mov [base_code],0DDh |
||
3935 | jmp instruction_ready |
||
3936 | fld_mem_80bit: |
||
3937 | mov al,[postbyte_register] |
||
3938 | cmp al,0 |
||
3939 | je fld_mem_80bit_store |
||
3940 | dec [postbyte_register] |
||
3941 | cmp al,3 |
||
3942 | je fld_mem_80bit_store |
||
3943 | jmp invalid_operand_size |
||
3944 | fld_mem_80bit_store: |
||
3945 | add [postbyte_register],5 |
||
3946 | mov [base_code],0DBh |
||
3947 | jmp instruction_ready |
||
3948 | fld_streg: |
||
3949 | lods byte [esi] |
||
3950 | call convert_fpu_register |
||
3951 | mov bl,al |
||
3952 | cmp [postbyte_register],2 |
||
3953 | jae fst_streg |
||
3954 | mov [base_code],0D9h |
||
3955 | jmp nomem_instruction_ready |
||
3956 | fst_streg: |
||
3957 | mov [base_code],0DDh |
||
3958 | jmp nomem_instruction_ready |
||
3959 | fild_instruction: |
||
3960 | mov [postbyte_register],al |
||
3961 | lods byte [esi] |
||
3962 | call get_size_operator |
||
3963 | cmp al,'[' |
||
3964 | jne invalid_operand |
||
3965 | call get_address |
||
3966 | mov al,[operand_size] |
||
3967 | cmp al,2 |
||
3968 | je fild_mem_16bit |
||
3969 | cmp al,4 |
||
3970 | je fild_mem_32bit |
||
3971 | cmp al,8 |
||
3972 | je fild_mem_64bit |
||
3973 | or al,al |
||
3974 | jnz invalid_operand_size |
||
3975 | call recoverable_unknown_size |
||
3976 | fild_mem_32bit: |
||
3977 | mov [base_code],0DBh |
||
3978 | jmp instruction_ready |
||
3979 | fild_mem_16bit: |
||
3980 | mov [base_code],0DFh |
||
3981 | jmp instruction_ready |
||
3982 | fild_mem_64bit: |
||
3983 | mov al,[postbyte_register] |
||
3984 | cmp al,1 |
||
3985 | je fisttp_64bit_store |
||
3986 | jb fild_mem_64bit_store |
||
3987 | dec [postbyte_register] |
||
3988 | cmp al,3 |
||
3989 | je fild_mem_64bit_store |
||
3990 | jmp invalid_operand_size |
||
3991 | fild_mem_64bit_store: |
||
3992 | add [postbyte_register],5 |
||
3993 | mov [base_code],0DFh |
||
3994 | jmp instruction_ready |
||
3995 | fisttp_64bit_store: |
||
3996 | mov [base_code],0DDh |
||
3997 | jmp instruction_ready |
||
3998 | fbld_instruction: |
||
3999 | mov [postbyte_register],al |
||
4000 | lods byte [esi] |
||
4001 | call get_size_operator |
||
4002 | cmp al,'[' |
||
4003 | jne invalid_operand |
||
4004 | call get_address |
||
4005 | mov al,[operand_size] |
||
4006 | or al,al |
||
4007 | jz fbld_mem_80bit |
||
4008 | cmp al,10 |
||
4009 | je fbld_mem_80bit |
||
4010 | jmp invalid_operand_size |
||
4011 | fbld_mem_80bit: |
||
4012 | mov [base_code],0DFh |
||
4013 | jmp instruction_ready |
||
4014 | faddp_instruction: |
||
4015 | mov [postbyte_register],al |
||
4016 | mov [base_code],0DEh |
||
4017 | mov edx,esi |
||
4018 | lods byte [esi] |
||
4019 | call get_size_operator |
||
4020 | cmp al,10h |
||
4021 | je faddp_streg |
||
4022 | mov esi,edx |
||
4023 | mov bl,1 |
||
4024 | jmp nomem_instruction_ready |
||
4025 | faddp_streg: |
||
4026 | lods byte [esi] |
||
4027 | call convert_fpu_register |
||
4028 | mov bl,al |
||
4029 | lods byte [esi] |
||
4030 | cmp al,',' |
||
4031 | jne invalid_operand |
||
4032 | lods byte [esi] |
||
4033 | call get_size_operator |
||
4034 | cmp al,10h |
||
4035 | jne invalid_operand |
||
4036 | lods byte [esi] |
||
4037 | call convert_fpu_register |
||
4038 | or al,al |
||
4039 | jnz invalid_operand |
||
4040 | jmp nomem_instruction_ready |
||
4041 | fcompp_instruction: |
||
4042 | mov ax,0D9DEh |
||
4043 | stos word [edi] |
||
4044 | jmp instruction_assembled |
||
4045 | fucompp_instruction: |
||
4046 | mov ax,0E9DAh |
||
4047 | stos word [edi] |
||
4048 | jmp instruction_assembled |
||
4049 | fxch_instruction: |
||
4050 | mov dx,01D9h |
||
4051 | jmp fpu_single_operand |
||
4052 | ffreep_instruction: |
||
4053 | mov dx,00DFh |
||
4054 | jmp fpu_single_operand |
||
4055 | ffree_instruction: |
||
4056 | mov dl,0DDh |
||
4057 | mov dh,al |
||
4058 | fpu_single_operand: |
||
4059 | mov ebx,esi |
||
4060 | lods byte [esi] |
||
4061 | call get_size_operator |
||
4062 | cmp al,10h |
||
4063 | je fpu_streg |
||
4064 | or dh,dh |
||
4065 | jz invalid_operand |
||
4066 | mov esi,ebx |
||
4067 | shl dh,3 |
||
4068 | or dh,11000001b |
||
4069 | mov ax,dx |
||
4070 | stos word [edi] |
||
4071 | jmp instruction_assembled |
||
4072 | fpu_streg: |
||
4073 | lods byte [esi] |
||
4074 | call convert_fpu_register |
||
4075 | shl dh,3 |
||
4076 | or dh,al |
||
4077 | or dh,11000000b |
||
4078 | mov ax,dx |
||
4079 | stos word [edi] |
||
4080 | jmp instruction_assembled |
||
4081 | |||
4082 | |||
4083 | mov byte [edi],9Bh |
||
4084 | inc edi |
||
4085 | fldenv_instruction: |
||
4086 | mov [base_code],0D9h |
||
4087 | jmp fpu_mem |
||
4088 | fstenv_instruction_16bit: |
||
4089 | mov byte [edi],9Bh |
||
4090 | inc edi |
||
4091 | fldenv_instruction_16bit: |
||
4092 | call operand_16bit |
||
4093 | jmp fldenv_instruction |
||
4094 | fstenv_instruction_32bit: |
||
4095 | mov byte [edi],9Bh |
||
4096 | inc edi |
||
4097 | fldenv_instruction_32bit: |
||
4098 | call operand_32bit |
||
4099 | jmp fldenv_instruction |
||
4100 | fsave_instruction_32bit: |
||
4101 | mov byte [edi],9Bh |
||
4102 | inc edi |
||
4103 | fnsave_instruction_32bit: |
||
4104 | call operand_32bit |
||
4105 | jmp fnsave_instruction |
||
4106 | fsave_instruction_16bit: |
||
4107 | mov byte [edi],9Bh |
||
4108 | inc edi |
||
4109 | fnsave_instruction_16bit: |
||
4110 | call operand_16bit |
||
4111 | jmp fnsave_instruction |
||
4112 | fsave_instruction: |
||
4113 | mov byte [edi],9Bh |
||
4114 | inc edi |
||
4115 | fnsave_instruction: |
||
4116 | mov [base_code],0DDh |
||
4117 | fpu_mem: |
||
4118 | mov [postbyte_register],al |
||
4119 | lods byte [esi] |
||
4120 | call get_size_operator |
||
4121 | cmp al,'[' |
||
4122 | jne invalid_operand |
||
4123 | call get_address |
||
4124 | cmp [operand_size],0 |
||
4125 | jne invalid_operand_size |
||
4126 | jmp instruction_ready |
||
4127 | fstcw_instruction: |
||
4128 | mov byte [edi],9Bh |
||
4129 | inc edi |
||
4130 | fldcw_instruction: |
||
4131 | mov [postbyte_register],al |
||
4132 | mov [base_code],0D9h |
||
4133 | lods byte [esi] |
||
4134 | call get_size_operator |
||
4135 | cmp al,'[' |
||
4136 | jne invalid_operand |
||
4137 | call get_address |
||
4138 | mov al,[operand_size] |
||
4139 | or al,al |
||
4140 | jz fldcw_mem_16bit |
||
4141 | cmp al,2 |
||
4142 | je fldcw_mem_16bit |
||
4143 | jmp invalid_operand_size |
||
4144 | fldcw_mem_16bit: |
||
4145 | jmp instruction_ready |
||
4146 | fstsw_instruction: |
||
4147 | mov al,9Bh |
||
4148 | stos byte [edi] |
||
4149 | fnstsw_instruction: |
||
4150 | mov [base_code],0DDh |
||
4151 | mov [postbyte_register],7 |
||
4152 | lods byte [esi] |
||
4153 | call get_size_operator |
||
4154 | cmp al,10h |
||
4155 | je fstsw_reg |
||
4156 | cmp al,'[' |
||
4157 | jne invalid_operand |
||
4158 | call get_address |
||
4159 | mov al,[operand_size] |
||
4160 | or al,al |
||
4161 | jz fstsw_mem_16bit |
||
4162 | cmp al,2 |
||
4163 | je fstsw_mem_16bit |
||
4164 | jmp invalid_operand_size |
||
4165 | fstsw_mem_16bit: |
||
4166 | jmp instruction_ready |
||
4167 | fstsw_reg: |
||
4168 | lods byte [esi] |
||
4169 | call convert_register |
||
4170 | cmp ax,0200h |
||
4171 | jne invalid_operand |
||
4172 | mov ax,0E0DFh |
||
4173 | stos word [edi] |
||
4174 | jmp instruction_assembled |
||
4175 | finit_instruction: |
||
4176 | mov byte [edi],9Bh |
||
4177 | inc edi |
||
4178 | fninit_instruction: |
||
4179 | mov ah,al |
||
4180 | mov al,0DBh |
||
4181 | stos word [edi] |
||
4182 | jmp instruction_assembled |
||
4183 | fcmov_instruction: |
||
4184 | mov dh,0DAh |
||
4185 | jmp fcomi_streg |
||
4186 | fcomi_instruction: |
||
4187 | mov dh,0DBh |
||
4188 | jmp fcomi_streg |
||
4189 | fcomip_instruction: |
||
4190 | mov dh,0DFh |
||
4191 | fcomi_streg: |
||
4192 | mov dl,al |
||
4193 | lods byte [esi] |
||
4194 | call get_size_operator |
||
4195 | cmp al,10h |
||
4196 | jne invalid_operand |
||
4197 | lods byte [esi] |
||
4198 | call convert_fpu_register |
||
4199 | mov ah,al |
||
4200 | cmp byte [esi],',' |
||
4201 | je fcomi_st0_streg |
||
4202 | add ah,dl |
||
4203 | mov al,dh |
||
4204 | stos word [edi] |
||
4205 | jmp instruction_assembled |
||
4206 | fcomi_st0_streg: |
||
4207 | or ah,ah |
||
4208 | jnz invalid_operand |
||
4209 | inc esi |
||
4210 | lods byte [esi] |
||
4211 | call get_size_operator |
||
4212 | cmp al,10h |
||
4213 | jne invalid_operand |
||
4214 | lods byte [esi] |
||
4215 | call convert_fpu_register |
||
4216 | mov ah,al |
||
4217 | add ah,dl |
||
4218 | mov al,dh |
||
4219 | stos word [edi] |
||
4220 | jmp instruction_assembled |
||
4221 | |||
4222 | |||
4223 | mov [base_code],0Fh |
||
4224 | mov [extended_code],al |
||
4225 | mmx_instruction: |
||
4226 | lods byte [esi] |
||
4227 | call get_size_operator |
||
4228 | cmp al,10h |
||
4229 | jne invalid_operand |
||
4230 | lods byte [esi] |
||
4231 | call convert_mmx_register |
||
4232 | call make_mmx_prefix |
||
4233 | mov [postbyte_register],al |
||
4234 | lods byte [esi] |
||
4235 | cmp al,',' |
||
4236 | jne invalid_operand |
||
4237 | lods byte [esi] |
||
4238 | call get_size_operator |
||
4239 | cmp al,10h |
||
4240 | je mmx_mmreg_mmreg |
||
4241 | cmp al,'[' |
||
4242 | jne invalid_operand |
||
4243 | mmx_mmreg_mem: |
||
4244 | call get_address |
||
4245 | jmp instruction_ready |
||
4246 | mmx_mmreg_mmreg: |
||
4247 | lods byte [esi] |
||
4248 | call convert_mmx_register |
||
4249 | mov bl,al |
||
4250 | jmp nomem_instruction_ready |
||
4251 | mmx_bit_shift_instruction: |
||
4252 | mov [base_code],0Fh |
||
4253 | mov [extended_code],al |
||
4254 | lods byte [esi] |
||
4255 | call get_size_operator |
||
4256 | cmp al,10h |
||
4257 | jne invalid_operand |
||
4258 | lods byte [esi] |
||
4259 | call convert_mmx_register |
||
4260 | call make_mmx_prefix |
||
4261 | mov [postbyte_register],al |
||
4262 | lods byte [esi] |
||
4263 | cmp al,',' |
||
4264 | jne invalid_operand |
||
4265 | mov [operand_size],0 |
||
4266 | lods byte [esi] |
||
4267 | call get_size_operator |
||
4268 | cmp al,10h |
||
4269 | je mmx_mmreg_mmreg |
||
4270 | cmp al,'(' |
||
4271 | je mmx_ps_mmreg_imm8 |
||
4272 | cmp al,'[' |
||
4273 | je mmx_mmreg_mem |
||
4274 | jmp invalid_operand |
||
4275 | mmx_ps_mmreg_imm8: |
||
4276 | call get_byte_value |
||
4277 | mov byte [value],al |
||
4278 | test [operand_size],not 1 |
||
4279 | jnz invalid_value |
||
4280 | mov bl,[extended_code] |
||
4281 | mov al,bl |
||
4282 | shr bl,4 |
||
4283 | and al,1111b |
||
4284 | add al,70h |
||
4285 | mov [extended_code],al |
||
4286 | sub bl,0Ch |
||
4287 | shl bl,1 |
||
4288 | xchg bl,[postbyte_register] |
||
4289 | call store_nomem_instruction |
||
4290 | mov al,byte [value] |
||
4291 | stos byte [edi] |
||
4292 | jmp instruction_assembled |
||
4293 | pmovmskb_instruction: |
||
4294 | mov [base_code],0Fh |
||
4295 | mov [extended_code],al |
||
4296 | call take_register |
||
4297 | cmp ah,4 |
||
4298 | je pmovmskb_reg_size_ok |
||
4299 | cmp [code_type],64 |
||
4300 | jne invalid_operand_size |
||
4301 | cmp ah,8 |
||
4302 | jnz invalid_operand_size |
||
4303 | pmovmskb_reg_size_ok: |
||
4304 | mov [postbyte_register],al |
||
4305 | mov [operand_size],0 |
||
4306 | lods byte [esi] |
||
4307 | cmp al,',' |
||
4308 | jne invalid_operand |
||
4309 | lods byte [esi] |
||
4310 | call get_size_operator |
||
4311 | cmp al,10h |
||
4312 | jne invalid_operand |
||
4313 | lods byte [esi] |
||
4314 | call convert_mmx_register |
||
4315 | mov bl,al |
||
4316 | call make_mmx_prefix |
||
4317 | cmp [extended_code],0C5h |
||
4318 | je mmx_nomem_imm8 |
||
4319 | jmp nomem_instruction_ready |
||
4320 | mmx_imm8: |
||
4321 | push ebx ecx edx |
||
4322 | xor cl,cl |
||
4323 | xchg cl,[operand_size] |
||
4324 | lods byte [esi] |
||
4325 | cmp al,',' |
||
4326 | jne invalid_operand |
||
4327 | lods byte [esi] |
||
4328 | call get_size_operator |
||
4329 | test ah,not 1 |
||
4330 | jnz invalid_operand_size |
||
4331 | mov [operand_size],cl |
||
4332 | cmp al,'(' |
||
4333 | jne invalid_operand |
||
4334 | call get_byte_value |
||
4335 | mov byte [value],al |
||
4336 | pop edx ecx ebx |
||
4337 | call store_instruction_with_imm8 |
||
4338 | jmp instruction_assembled |
||
4339 | mmx_nomem_imm8: |
||
4340 | call store_nomem_instruction |
||
4341 | call append_imm8 |
||
4342 | jmp instruction_assembled |
||
4343 | append_imm8: |
||
4344 | mov [operand_size],0 |
||
4345 | lods byte [esi] |
||
4346 | cmp al,',' |
||
4347 | jne invalid_operand |
||
4348 | lods byte [esi] |
||
4349 | call get_size_operator |
||
4350 | test ah,not 1 |
||
4351 | jnz invalid_operand_size |
||
4352 | cmp al,'(' |
||
4353 | jne invalid_operand |
||
4354 | call get_byte_value |
||
4355 | stosb |
||
4356 | ret |
||
4357 | pinsrw_instruction: |
||
4358 | mov [extended_code],al |
||
4359 | mov [base_code],0Fh |
||
4360 | lods byte [esi] |
||
4361 | call get_size_operator |
||
4362 | cmp al,10h |
||
4363 | jne invalid_operand |
||
4364 | lods byte [esi] |
||
4365 | call convert_mmx_register |
||
4366 | call make_mmx_prefix |
||
4367 | mov [postbyte_register],al |
||
4368 | mov [operand_size],0 |
||
4369 | lods byte [esi] |
||
4370 | cmp al,',' |
||
4371 | jne invalid_operand |
||
4372 | lods byte [esi] |
||
4373 | call get_size_operator |
||
4374 | cmp al,10h |
||
4375 | je pinsrw_mmreg_reg |
||
4376 | cmp al,'[' |
||
4377 | jne invalid_operand |
||
4378 | call get_address |
||
4379 | cmp [operand_size],0 |
||
4380 | je mmx_imm8 |
||
4381 | cmp [operand_size],2 |
||
4382 | jne invalid_operand_size |
||
4383 | jmp mmx_imm8 |
||
4384 | pinsrw_mmreg_reg: |
||
4385 | lods byte [esi] |
||
4386 | call convert_register |
||
4387 | cmp ah,4 |
||
4388 | jne invalid_operand_size |
||
4389 | mov bl,al |
||
4390 | jmp mmx_nomem_imm8 |
||
4391 | pshufw_instruction: |
||
4392 | mov [mmx_size],8 |
||
4393 | mov [opcode_prefix],al |
||
4394 | jmp pshuf_instruction |
||
4395 | pshufd_instruction: |
||
4396 | mov [mmx_size],16 |
||
4397 | mov [opcode_prefix],al |
||
4398 | pshuf_instruction: |
||
4399 | mov [base_code],0Fh |
||
4400 | mov [extended_code],70h |
||
4401 | lods byte [esi] |
||
4402 | call get_size_operator |
||
4403 | cmp al,10h |
||
4404 | jne invalid_operand |
||
4405 | lods byte [esi] |
||
4406 | call convert_mmx_register |
||
4407 | cmp ah,[mmx_size] |
||
4408 | jne invalid_operand_size |
||
4409 | mov [postbyte_register],al |
||
4410 | lods byte [esi] |
||
4411 | cmp al,',' |
||
4412 | jne invalid_operand |
||
4413 | lods byte [esi] |
||
4414 | call get_size_operator |
||
4415 | cmp al,10h |
||
4416 | je pshuf_mmreg_mmreg |
||
4417 | cmp al,'[' |
||
4418 | jne invalid_operand |
||
4419 | call get_address |
||
4420 | jmp mmx_imm8 |
||
4421 | pshuf_mmreg_mmreg: |
||
4422 | lods byte [esi] |
||
4423 | call convert_mmx_register |
||
4424 | mov bl,al |
||
4425 | jmp mmx_nomem_imm8 |
||
4426 | movd_instruction: |
||
4427 | mov [base_code],0Fh |
||
4428 | mov [extended_code],7Eh |
||
4429 | lods byte [esi] |
||
4430 | call get_size_operator |
||
4431 | cmp al,10h |
||
4432 | je movd_reg |
||
4433 | cmp al,'[' |
||
4434 | jne invalid_operand |
||
4435 | call get_address |
||
4436 | test [operand_size],not 4 |
||
4437 | jnz invalid_operand_size |
||
4438 | call get_mmx_source_register |
||
4439 | jmp instruction_ready |
||
4440 | movd_reg: |
||
4441 | lods byte [esi] |
||
4442 | cmp al,0B0h |
||
4443 | jae movd_mmreg |
||
4444 | call convert_register |
||
4445 | cmp ah,4 |
||
4446 | jne invalid_operand_size |
||
4447 | mov bl,al |
||
4448 | call get_mmx_source_register |
||
4449 | jmp nomem_instruction_ready |
||
4450 | movd_mmreg: |
||
4451 | mov [extended_code],6Eh |
||
4452 | call convert_mmx_register |
||
4453 | mov [postbyte_register],al |
||
4454 | call make_mmx_prefix |
||
4455 | mov [operand_size],0 |
||
4456 | lods byte [esi] |
||
4457 | cmp al,',' |
||
4458 | jne invalid_operand |
||
4459 | lods byte [esi] |
||
4460 | call get_size_operator |
||
4461 | cmp al,10h |
||
4462 | je movd_mmreg_reg |
||
4463 | cmp al,'[' |
||
4464 | jne invalid_operand |
||
4465 | call get_address |
||
4466 | test [operand_size],not 4 |
||
4467 | jnz invalid_operand_size |
||
4468 | jmp instruction_ready |
||
4469 | movd_mmreg_reg: |
||
4470 | lods byte [esi] |
||
4471 | call convert_register |
||
4472 | cmp ah,4 |
||
4473 | jne invalid_operand_size |
||
4474 | mov bl,al |
||
4475 | jmp nomem_instruction_ready |
||
4476 | get_mmx_source_register: |
||
4477 | mov [operand_size],0 |
||
4478 | lods byte [esi] |
||
4479 | cmp al,',' |
||
4480 | jne invalid_operand |
||
4481 | lods byte [esi] |
||
4482 | call get_size_operator |
||
4483 | cmp al,10h |
||
4484 | jne invalid_operand |
||
4485 | lods byte [esi] |
||
4486 | call convert_mmx_register |
||
4487 | mov [postbyte_register],al |
||
4488 | make_mmx_prefix: |
||
4489 | cmp [operand_size],16 |
||
4490 | jne no_mmx_prefix |
||
4491 | mov [operand_prefix],66h |
||
4492 | no_mmx_prefix: |
||
4493 | ret |
||
4494 | movq_instruction: |
||
4495 | mov [base_code],0Fh |
||
4496 | lods byte [esi] |
||
4497 | call get_size_operator |
||
4498 | cmp al,10h |
||
4499 | je movq_reg |
||
4500 | cmp al,'[' |
||
4501 | jne invalid_operand |
||
4502 | call get_address |
||
4503 | test [operand_size],not 8 |
||
4504 | jnz invalid_operand_size |
||
4505 | call get_mmx_source_register |
||
4506 | mov al,7Fh |
||
4507 | cmp ah,8 |
||
4508 | je movq_mem_ready |
||
4509 | mov al,0D6h |
||
4510 | movq_mem_ready: |
||
4511 | mov [extended_code],al |
||
4512 | jmp instruction_ready |
||
4513 | movq_reg: |
||
4514 | lods byte [esi] |
||
4515 | cmp al,0B0h |
||
4516 | jae movq_mmreg |
||
4517 | call convert_register |
||
4518 | cmp ah,8 |
||
4519 | jne invalid_operand_size |
||
4520 | mov bl,al |
||
4521 | mov [extended_code],7Eh |
||
4522 | call operand_64bit |
||
4523 | call get_mmx_source_register |
||
4524 | jmp nomem_instruction_ready |
||
4525 | movq_mmreg: |
||
4526 | call convert_mmx_register |
||
4527 | mov [postbyte_register],al |
||
4528 | mov [extended_code],6Fh |
||
4529 | mov [mmx_size],ah |
||
4530 | cmp ah,16 |
||
4531 | jne movq_mmreg_ |
||
4532 | mov [extended_code],7Eh |
||
4533 | mov [opcode_prefix],0F3h |
||
4534 | movq_mmreg_: |
||
4535 | lods byte [esi] |
||
4536 | cmp al,',' |
||
4537 | jne invalid_operand |
||
4538 | mov [operand_size],0 |
||
4539 | lods byte [esi] |
||
4540 | call get_size_operator |
||
4541 | cmp al,10h |
||
4542 | je movq_mmreg_reg |
||
4543 | cmp al,'[' |
||
4544 | jne invalid_operand |
||
4545 | call get_address |
||
4546 | test [operand_size],not 8 |
||
4547 | jnz invalid_operand_size |
||
4548 | jmp instruction_ready |
||
4549 | movq_mmreg_reg: |
||
4550 | lods byte [esi] |
||
4551 | cmp al,0B0h |
||
4552 | jae movq_mmreg_mmreg |
||
4553 | mov [operand_size],0 |
||
4554 | call convert_register |
||
4555 | cmp ah,8 |
||
4556 | jne invalid_operand_size |
||
4557 | mov [extended_code],6Eh |
||
4558 | mov [opcode_prefix],0 |
||
4559 | mov bl,al |
||
4560 | cmp [mmx_size],16 |
||
4561 | jne movq_mmreg_reg_store |
||
4562 | mov [opcode_prefix],66h |
||
4563 | movq_mmreg_reg_store: |
||
4564 | call operand_64bit |
||
4565 | jmp nomem_instruction_ready |
||
4566 | movq_mmreg_mmreg: |
||
4567 | call convert_mmx_register |
||
4568 | cmp ah,[mmx_size] |
||
4569 | jne invalid_operand_size |
||
4570 | mov bl,al |
||
4571 | jmp nomem_instruction_ready |
||
4572 | movdq_instruction: |
||
4573 | mov [opcode_prefix],al |
||
4574 | mov [base_code],0Fh |
||
4575 | mov [extended_code],6Fh |
||
4576 | lods byte [esi] |
||
4577 | call get_size_operator |
||
4578 | cmp al,10h |
||
4579 | je movdq_mmreg |
||
4580 | cmp al,'[' |
||
4581 | jne invalid_operand |
||
4582 | call get_address |
||
4583 | lods byte [esi] |
||
4584 | cmp al,',' |
||
4585 | jne invalid_operand |
||
4586 | lods byte [esi] |
||
4587 | call get_size_operator |
||
4588 | cmp al,10h |
||
4589 | jne invalid_operand |
||
4590 | lods byte [esi] |
||
4591 | call convert_xmm_register |
||
4592 | mov [postbyte_register],al |
||
4593 | mov [extended_code],7Fh |
||
4594 | jmp instruction_ready |
||
4595 | movdq_mmreg: |
||
4596 | lods byte [esi] |
||
4597 | call convert_xmm_register |
||
4598 | mov [postbyte_register],al |
||
4599 | lods byte [esi] |
||
4600 | cmp al,',' |
||
4601 | jne invalid_operand |
||
4602 | lods byte [esi] |
||
4603 | call get_size_operator |
||
4604 | cmp al,10h |
||
4605 | je movdq_mmreg_mmreg |
||
4606 | cmp al,'[' |
||
4607 | jne invalid_operand |
||
4608 | call get_address |
||
4609 | jmp instruction_ready |
||
4610 | movdq_mmreg_mmreg: |
||
4611 | lods byte [esi] |
||
4612 | call convert_xmm_register |
||
4613 | mov bl,al |
||
4614 | jmp nomem_instruction_ready |
||
4615 | lddqu_instruction: |
||
4616 | lods byte [esi] |
||
4617 | call get_size_operator |
||
4618 | cmp al,10h |
||
4619 | jne invalid_operand |
||
4620 | lods byte [esi] |
||
4621 | call convert_xmm_register |
||
4622 | push eax |
||
4623 | lods byte [esi] |
||
4624 | cmp al,',' |
||
4625 | jne invalid_operand |
||
4626 | lods byte [esi] |
||
4627 | call get_size_operator |
||
4628 | cmp al,'[' |
||
4629 | jne invalid_operand |
||
4630 | call get_address |
||
4631 | pop eax |
||
4632 | mov [postbyte_register],al |
||
4633 | mov [opcode_prefix],0F2h |
||
4634 | mov [base_code],0Fh |
||
4635 | mov [extended_code],0F0h |
||
4636 | jmp instruction_ready |
||
4637 | |||
4638 | |||
4639 | mov [opcode_prefix],0F2h |
||
4640 | mov [mmx_size],8 |
||
4641 | jmp movq2dq_ |
||
4642 | movq2dq_instruction: |
||
4643 | mov [opcode_prefix],0F3h |
||
4644 | mov [mmx_size],16 |
||
4645 | movq2dq_: |
||
4646 | lods byte [esi] |
||
4647 | call get_size_operator |
||
4648 | cmp al,10h |
||
4649 | jne invalid_operand |
||
4650 | lods byte [esi] |
||
4651 | call convert_mmx_register |
||
4652 | cmp ah,[mmx_size] |
||
4653 | jne invalid_operand_size |
||
4654 | mov [postbyte_register],al |
||
4655 | mov [operand_size],0 |
||
4656 | lods byte [esi] |
||
4657 | cmp al,',' |
||
4658 | jne invalid_operand |
||
4659 | lods byte [esi] |
||
4660 | call get_size_operator |
||
4661 | cmp al,10h |
||
4662 | jne invalid_operand |
||
4663 | lods byte [esi] |
||
4664 | call convert_mmx_register |
||
4665 | xor [mmx_size],8+16 |
||
4666 | cmp ah,[mmx_size] |
||
4667 | jne invalid_operand_size |
||
4668 | mov bl,al |
||
4669 | mov [base_code],0Fh |
||
4670 | mov [extended_code],0D6h |
||
4671 | jmp nomem_instruction_ready |
||
4672 | |||
4673 | |||
4674 | mov [immediate_size],1 |
||
4675 | sse_ps_instruction: |
||
4676 | mov [mmx_size],16 |
||
4677 | jmp sse_instruction |
||
4678 | sse_pd_instruction_imm8: |
||
4679 | mov [immediate_size],1 |
||
4680 | sse_pd_instruction: |
||
4681 | mov [mmx_size],16 |
||
4682 | mov [opcode_prefix],66h |
||
4683 | jmp sse_instruction |
||
4684 | sse_ss_instruction: |
||
4685 | mov [mmx_size],4 |
||
4686 | mov [opcode_prefix],0F3h |
||
4687 | jmp sse_instruction |
||
4688 | sse_sd_instruction: |
||
4689 | mov [mmx_size],8 |
||
4690 | mov [opcode_prefix],0F2h |
||
4691 | jmp sse_instruction |
||
4692 | cmp_pd_instruction: |
||
4693 | mov [opcode_prefix],66h |
||
4694 | cmp_ps_instruction: |
||
4695 | mov [mmx_size],16 |
||
4696 | mov byte [value],al |
||
4697 | mov al,0C2h |
||
4698 | jmp sse_instruction |
||
4699 | cmp_ss_instruction: |
||
4700 | mov [mmx_size],4 |
||
4701 | mov [opcode_prefix],0F3h |
||
4702 | jmp cmp_sx_instruction |
||
4703 | cmpsd_instruction: |
||
4704 | mov al,0A7h |
||
4705 | mov ah,[esi] |
||
4706 | or ah,ah |
||
4707 | jz simple_instruction_32bit |
||
4708 | cmp ah,0Fh |
||
4709 | je simple_instruction_32bit |
||
4710 | mov al,-1 |
||
4711 | cmp_sd_instruction: |
||
4712 | mov [mmx_size],8 |
||
4713 | mov [opcode_prefix],0F2h |
||
4714 | cmp_sx_instruction: |
||
4715 | mov byte [value],al |
||
4716 | mov al,0C2h |
||
4717 | jmp sse_instruction |
||
4718 | comiss_instruction: |
||
4719 | mov [mmx_size],4 |
||
4720 | jmp sse_instruction |
||
4721 | comisd_instruction: |
||
4722 | mov [mmx_size],8 |
||
4723 | mov [opcode_prefix],66h |
||
4724 | jmp sse_instruction |
||
4725 | cvtdq2pd_instruction: |
||
4726 | mov [opcode_prefix],0F3h |
||
4727 | cvtps2pd_instruction: |
||
4728 | mov [mmx_size],8 |
||
4729 | jmp sse_instruction |
||
4730 | cvtpd2dq_instruction: |
||
4731 | mov [mmx_size],16 |
||
4732 | mov [opcode_prefix],0F2h |
||
4733 | jmp sse_instruction |
||
4734 | movshdup_instruction: |
||
4735 | mov [mmx_size],16 |
||
4736 | mov [opcode_prefix],0F3h |
||
4737 | sse_instruction: |
||
4738 | mov [base_code],0Fh |
||
4739 | mov [extended_code],al |
||
4740 | lods byte [esi] |
||
4741 | call get_size_operator |
||
4742 | cmp al,10h |
||
4743 | jne invalid_operand |
||
4744 | sse_xmmreg: |
||
4745 | lods byte [esi] |
||
4746 | call convert_xmm_register |
||
4747 | sse_reg: |
||
4748 | mov [postbyte_register],al |
||
4749 | mov [operand_size],0 |
||
4750 | lods byte [esi] |
||
4751 | cmp al,',' |
||
4752 | jne invalid_operand |
||
4753 | lods byte [esi] |
||
4754 | call get_size_operator |
||
4755 | cmp al,10h |
||
4756 | je sse_xmmreg_xmmreg |
||
4757 | sse_reg_mem: |
||
4758 | cmp al,'[' |
||
4759 | jne invalid_operand |
||
4760 | call get_address |
||
4761 | cmp [operand_size],0 |
||
4762 | je sse_mem_size_ok |
||
4763 | mov al,[mmx_size] |
||
4764 | cmp [operand_size],al |
||
4765 | jne invalid_operand_size |
||
4766 | sse_mem_size_ok: |
||
4767 | mov al,[extended_code] |
||
4768 | mov ah,[supplemental_code] |
||
4769 | cmp al,0C2h |
||
4770 | je sse_cmp_mem_ok |
||
4771 | cmp ax,443Ah |
||
4772 | je sse_cmp_mem_ok |
||
4773 | cmp [immediate_size],1 |
||
4774 | je mmx_imm8 |
||
4775 | cmp [immediate_size],-1 |
||
4776 | jne sse_ok |
||
4777 | call take_additional_xmm0 |
||
4778 | mov [immediate_size],0 |
||
4779 | sse_ok: |
||
4780 | jmp instruction_ready |
||
4781 | sse_cmp_mem_ok: |
||
4782 | cmp byte [value],-1 |
||
4783 | je mmx_imm8 |
||
4784 | call store_instruction_with_imm8 |
||
4785 | jmp instruction_assembled |
||
4786 | sse_xmmreg_xmmreg: |
||
4787 | cmp [operand_prefix],66h |
||
4788 | jne sse_xmmreg_xmmreg_ok |
||
4789 | cmp [extended_code],12h |
||
4790 | je invalid_operand |
||
4791 | cmp [extended_code],16h |
||
4792 | je invalid_operand |
||
4793 | sse_xmmreg_xmmreg_ok: |
||
4794 | lods byte [esi] |
||
4795 | call convert_xmm_register |
||
4796 | mov bl,al |
||
4797 | mov al,[extended_code] |
||
4798 | mov ah,[supplemental_code] |
||
4799 | cmp al,0C2h |
||
4800 | je sse_cmp_nomem_ok |
||
4801 | cmp ax,443Ah |
||
4802 | je sse_cmp_nomem_ok |
||
4803 | cmp [immediate_size],1 |
||
4804 | je mmx_nomem_imm8 |
||
4805 | cmp [immediate_size],-1 |
||
4806 | jne sse_nomem_ok |
||
4807 | call take_additional_xmm0 |
||
4808 | mov [immediate_size],0 |
||
4809 | sse_nomem_ok: |
||
4810 | jmp nomem_instruction_ready |
||
4811 | sse_cmp_nomem_ok: |
||
4812 | cmp byte [value],-1 |
||
4813 | je mmx_nomem_imm8 |
||
4814 | call store_nomem_instruction |
||
4815 | mov al,byte [value] |
||
4816 | stosb |
||
4817 | jmp instruction_assembled |
||
4818 | take_additional_xmm0: |
||
4819 | cmp byte [esi],',' |
||
4820 | jne additional_xmm0_ok |
||
4821 | inc esi |
||
4822 | lods byte [esi] |
||
4823 | cmp al,10h |
||
4824 | jne invalid_operand |
||
4825 | lods byte [esi] |
||
4826 | call convert_xmm_register |
||
4827 | test al,al |
||
4828 | jnz invalid_operand |
||
4829 | additional_xmm0_ok: |
||
4830 | ret |
||
4831 | |||
4832 | |||
4833 | mov [postbyte_register],al |
||
4834 | mov [opcode_prefix],66h |
||
4835 | mov [base_code],0Fh |
||
4836 | mov [extended_code],73h |
||
4837 | lods byte [esi] |
||
4838 | call get_size_operator |
||
4839 | cmp al,10h |
||
4840 | jne invalid_operand |
||
4841 | lods byte [esi] |
||
4842 | call convert_xmm_register |
||
4843 | mov bl,al |
||
4844 | jmp mmx_nomem_imm8 |
||
4845 | movpd_instruction: |
||
4846 | mov [opcode_prefix],66h |
||
4847 | movps_instruction: |
||
4848 | mov [base_code],0Fh |
||
4849 | mov [extended_code],al |
||
4850 | mov [mmx_size],16 |
||
4851 | jmp sse_mov_instruction |
||
4852 | movss_instruction: |
||
4853 | mov [mmx_size],4 |
||
4854 | mov [opcode_prefix],0F3h |
||
4855 | jmp sse_movs |
||
4856 | movsd_instruction: |
||
4857 | mov al,0A5h |
||
4858 | mov ah,[esi] |
||
4859 | or ah,ah |
||
4860 | jz simple_instruction_32bit |
||
4861 | cmp ah,0Fh |
||
4862 | je simple_instruction_32bit |
||
4863 | mov [mmx_size],8 |
||
4864 | mov [opcode_prefix],0F2h |
||
4865 | sse_movs: |
||
4866 | mov [base_code],0Fh |
||
4867 | mov [extended_code],10h |
||
4868 | jmp sse_mov_instruction |
||
4869 | sse_mov_instruction: |
||
4870 | lods byte [esi] |
||
4871 | call get_size_operator |
||
4872 | cmp al,10h |
||
4873 | je sse_xmmreg |
||
4874 | sse_mem: |
||
4875 | cmp al,'[' |
||
4876 | jne invalid_operand |
||
4877 | inc [extended_code] |
||
4878 | call get_address |
||
4879 | cmp [operand_size],0 |
||
4880 | je sse_mem_xmmreg |
||
4881 | mov al,[mmx_size] |
||
4882 | cmp [operand_size],al |
||
4883 | jne invalid_operand_size |
||
4884 | mov [operand_size],0 |
||
4885 | sse_mem_xmmreg: |
||
4886 | lods byte [esi] |
||
4887 | cmp al,',' |
||
4888 | jne invalid_operand |
||
4889 | lods byte [esi] |
||
4890 | call get_size_operator |
||
4891 | cmp al,10h |
||
4892 | jne invalid_operand |
||
4893 | lods byte [esi] |
||
4894 | call convert_xmm_register |
||
4895 | mov [postbyte_register],al |
||
4896 | jmp instruction_ready |
||
4897 | movlpd_instruction: |
||
4898 | mov [opcode_prefix],66h |
||
4899 | movlps_instruction: |
||
4900 | mov [base_code],0Fh |
||
4901 | mov [extended_code],al |
||
4902 | mov [mmx_size],8 |
||
4903 | lods byte [esi] |
||
4904 | call get_size_operator |
||
4905 | cmp al,10h |
||
4906 | jne sse_mem |
||
4907 | lods byte [esi] |
||
4908 | call convert_xmm_register |
||
4909 | mov [postbyte_register],al |
||
4910 | mov [operand_size],0 |
||
4911 | lods byte [esi] |
||
4912 | cmp al,',' |
||
4913 | jne invalid_operand |
||
4914 | lods byte [esi] |
||
4915 | call get_size_operator |
||
4916 | jmp sse_reg_mem |
||
4917 | movhlps_instruction: |
||
4918 | mov [base_code],0Fh |
||
4919 | mov [extended_code],al |
||
4920 | mov [mmx_size],0 |
||
4921 | lods byte [esi] |
||
4922 | call get_size_operator |
||
4923 | cmp al,10h |
||
4924 | jne invalid_operand |
||
4925 | lods byte [esi] |
||
4926 | call convert_xmm_register |
||
4927 | mov [postbyte_register],al |
||
4928 | lods byte [esi] |
||
4929 | cmp al,',' |
||
4930 | jne invalid_operand |
||
4931 | lods byte [esi] |
||
4932 | call get_size_operator |
||
4933 | cmp al,10h |
||
4934 | je sse_xmmreg_xmmreg_ok |
||
4935 | jmp invalid_operand |
||
4936 | maskmovq_instruction: |
||
4937 | mov cl,8 |
||
4938 | jmp maskmov_instruction |
||
4939 | maskmovdqu_instruction: |
||
4940 | mov cl,16 |
||
4941 | mov [opcode_prefix],66h |
||
4942 | maskmov_instruction: |
||
4943 | mov [base_code],0Fh |
||
4944 | mov [extended_code],0F7h |
||
4945 | lods byte [esi] |
||
4946 | call get_size_operator |
||
4947 | cmp al,10h |
||
4948 | jne invalid_operand |
||
4949 | lods byte [esi] |
||
4950 | call convert_mmx_register |
||
4951 | cmp ah,cl |
||
4952 | jne invalid_operand_size |
||
4953 | mov [postbyte_register],al |
||
4954 | lods byte [esi] |
||
4955 | cmp al,',' |
||
4956 | jne invalid_operand |
||
4957 | lods byte [esi] |
||
4958 | call get_size_operator |
||
4959 | cmp al,10h |
||
4960 | jne invalid_operand |
||
4961 | lods byte [esi] |
||
4962 | call convert_mmx_register |
||
4963 | mov bl,al |
||
4964 | jmp nomem_instruction_ready |
||
4965 | movmskpd_instruction: |
||
4966 | mov [opcode_prefix],66h |
||
4967 | movmskps_instruction: |
||
4968 | mov [base_code],0Fh |
||
4969 | mov [extended_code],50h |
||
4970 | call take_register |
||
4971 | mov [postbyte_register],al |
||
4972 | cmp ah,4 |
||
4973 | je movmskps_reg_ok |
||
4974 | cmp ah,8 |
||
4975 | jne invalid_operand_size |
||
4976 | cmp [code_type],64 |
||
4977 | jne invalid_operand |
||
4978 | movmskps_reg_ok: |
||
4979 | mov [operand_size],0 |
||
4980 | lods byte [esi] |
||
4981 | cmp al,',' |
||
4982 | jne invalid_operand |
||
4983 | lods byte [esi] |
||
4984 | call get_size_operator |
||
4985 | cmp al,10h |
||
4986 | je sse_xmmreg_xmmreg_ok |
||
4987 | jmp invalid_operand |
||
4988 | |||
4989 | |||
4990 | mov [opcode_prefix],66h |
||
4991 | cvtpi2ps_instruction: |
||
4992 | mov [base_code],0Fh |
||
4993 | mov [extended_code],al |
||
4994 | lods byte [esi] |
||
4995 | call get_size_operator |
||
4996 | cmp al,10h |
||
4997 | jne invalid_operand |
||
4998 | lods byte [esi] |
||
4999 | call convert_xmm_register |
||
5000 | mov [postbyte_register],al |
||
5001 | mov [operand_size],0 |
||
5002 | lods byte [esi] |
||
5003 | cmp al,',' |
||
5004 | jne invalid_operand |
||
5005 | lods byte [esi] |
||
5006 | call get_size_operator |
||
5007 | cmp al,10h |
||
5008 | je cvtpi_xmmreg_xmmreg |
||
5009 | cmp al,'[' |
||
5010 | jne invalid_operand |
||
5011 | call get_address |
||
5012 | cmp [operand_size],0 |
||
5013 | je cvtpi_size_ok |
||
5014 | cmp [operand_size],8 |
||
5015 | jne invalid_operand_size |
||
5016 | cvtpi_size_ok: |
||
5017 | jmp instruction_ready |
||
5018 | cvtpi_xmmreg_xmmreg: |
||
5019 | lods byte [esi] |
||
5020 | call convert_mmx_register |
||
5021 | cmp ah,8 |
||
5022 | jne invalid_operand_size |
||
5023 | mov bl,al |
||
5024 | jmp nomem_instruction_ready |
||
5025 | cvtsi2ss_instruction: |
||
5026 | mov [opcode_prefix],0F3h |
||
5027 | jmp cvtsi_instruction |
||
5028 | cvtsi2sd_instruction: |
||
5029 | mov [opcode_prefix],0F2h |
||
5030 | cvtsi_instruction: |
||
5031 | mov [base_code],0Fh |
||
5032 | mov [extended_code],al |
||
5033 | lods byte [esi] |
||
5034 | call get_size_operator |
||
5035 | cmp al,10h |
||
5036 | jne invalid_operand |
||
5037 | lods byte [esi] |
||
5038 | call convert_xmm_register |
||
5039 | mov [postbyte_register],al |
||
5040 | cvtsi_xmmreg: |
||
5041 | mov [operand_size],0 |
||
5042 | lods byte [esi] |
||
5043 | cmp al,',' |
||
5044 | jne invalid_operand |
||
5045 | lods byte [esi] |
||
5046 | call get_size_operator |
||
5047 | cmp al,10h |
||
5048 | je cvtsi_xmmreg_reg |
||
5049 | cmp al,'[' |
||
5050 | jne invalid_operand |
||
5051 | call get_address |
||
5052 | cmp [operand_size],0 |
||
5053 | je cvtsi_size_ok |
||
5054 | cmp [operand_size],4 |
||
5055 | je cvtsi_size_ok |
||
5056 | cmp [operand_size],8 |
||
5057 | jne invalid_operand_size |
||
5058 | call operand_64bit |
||
5059 | cvtsi_size_ok: |
||
5060 | jmp instruction_ready |
||
5061 | cvtsi_xmmreg_reg: |
||
5062 | lods byte [esi] |
||
5063 | call convert_register |
||
5064 | cmp ah,4 |
||
5065 | je cvtsi_xmmreg_reg_store |
||
5066 | cmp ah,8 |
||
5067 | jne invalid_operand_size |
||
5068 | call operand_64bit |
||
5069 | cvtsi_xmmreg_reg_store: |
||
5070 | mov bl,al |
||
5071 | jmp nomem_instruction_ready |
||
5072 | cvtps2pi_instruction: |
||
5073 | mov [mmx_size],8 |
||
5074 | jmp cvtpd_instruction |
||
5075 | cvtpd2pi_instruction: |
||
5076 | mov [opcode_prefix],66h |
||
5077 | mov [mmx_size],16 |
||
5078 | cvtpd_instruction: |
||
5079 | mov [base_code],0Fh |
||
5080 | mov [extended_code],al |
||
5081 | lods byte [esi] |
||
5082 | call get_size_operator |
||
5083 | cmp al,10h |
||
5084 | jne invalid_operand |
||
5085 | lods byte [esi] |
||
5086 | call convert_mmx_register |
||
5087 | cmp ah,8 |
||
5088 | jne invalid_operand_size |
||
5089 | mov [operand_size],0 |
||
5090 | jmp sse_reg |
||
5091 | cvtss2si_instruction: |
||
5092 | mov [opcode_prefix],0F3h |
||
5093 | mov [mmx_size],4 |
||
5094 | jmp cvt2si_instruction |
||
5095 | cvtsd2si_instruction: |
||
5096 | mov [opcode_prefix],0F2h |
||
5097 | mov [mmx_size],8 |
||
5098 | cvt2si_instruction: |
||
5099 | mov [extended_code],al |
||
5100 | mov [base_code],0Fh |
||
5101 | call take_register |
||
5102 | mov [operand_size],0 |
||
5103 | cmp ah,4 |
||
5104 | je sse_reg |
||
5105 | cmp ah,8 |
||
5106 | jne invalid_operand_size |
||
5107 | call operand_64bit |
||
5108 | jmp sse_reg |
||
5109 | |||
5110 | |||
5111 | mov [base_code],0Fh |
||
5112 | mov [extended_code],38h |
||
5113 | mov [supplemental_code],al |
||
5114 | jmp mmx_instruction |
||
5115 | palignr_instruction: |
||
5116 | mov [base_code],0Fh |
||
5117 | mov [extended_code],3Ah |
||
5118 | mov [supplemental_code],0Fh |
||
5119 | lods byte [esi] |
||
5120 | call get_size_operator |
||
5121 | cmp al,10h |
||
5122 | jne invalid_operand |
||
5123 | lods byte [esi] |
||
5124 | call convert_mmx_register |
||
5125 | call make_mmx_prefix |
||
5126 | mov [postbyte_register],al |
||
5127 | lods byte [esi] |
||
5128 | cmp al,',' |
||
5129 | jne invalid_operand |
||
5130 | lods byte [esi] |
||
5131 | call get_size_operator |
||
5132 | cmp al,10h |
||
5133 | je palignr_mmreg_mmreg |
||
5134 | cmp al,'[' |
||
5135 | jne invalid_operand |
||
5136 | call get_address |
||
5137 | jmp mmx_imm8 |
||
5138 | palignr_mmreg_mmreg: |
||
5139 | lods byte [esi] |
||
5140 | call convert_mmx_register |
||
5141 | mov bl,al |
||
5142 | jmp mmx_nomem_imm8 |
||
5143 | amd3dnow_instruction: |
||
5144 | mov [base_code],0Fh |
||
5145 | mov [extended_code],0Fh |
||
5146 | mov byte [value],al |
||
5147 | lods byte [esi] |
||
5148 | call get_size_operator |
||
5149 | cmp al,10h |
||
5150 | jne invalid_operand |
||
5151 | lods byte [esi] |
||
5152 | call convert_mmx_register |
||
5153 | cmp ah,8 |
||
5154 | jne invalid_operand_size |
||
5155 | mov [postbyte_register],al |
||
5156 | lods byte [esi] |
||
5157 | cmp al,',' |
||
5158 | jne invalid_operand |
||
5159 | lods byte [esi] |
||
5160 | call get_size_operator |
||
5161 | cmp al,10h |
||
5162 | je amd3dnow_mmreg_mmreg |
||
5163 | cmp al,'[' |
||
5164 | jne invalid_operand |
||
5165 | call get_address |
||
5166 | call store_instruction_with_imm8 |
||
5167 | jmp instruction_assembled |
||
5168 | amd3dnow_mmreg_mmreg: |
||
5169 | lods byte [esi] |
||
5170 | call convert_mmx_register |
||
5171 | cmp ah,8 |
||
5172 | jne invalid_operand_size |
||
5173 | mov bl,al |
||
5174 | call store_nomem_instruction |
||
5175 | mov al,byte [value] |
||
5176 | stos byte [edi] |
||
5177 | jmp instruction_assembled |
||
5178 | |||
5179 | |||
5180 | mov [immediate_size],-1 |
||
5181 | jmp sse4_instruction_38 |
||
5182 | sse4_instruction_66_38_xmm0: |
||
5183 | mov [immediate_size],-1 |
||
5184 | sse4_instruction_66_38: |
||
5185 | mov [opcode_prefix],66h |
||
5186 | sse4_instruction_38: |
||
5187 | mov [mmx_size],16 |
||
5188 | mov [supplemental_code],al |
||
5189 | mov al,38h |
||
5190 | jmp sse_instruction |
||
5191 | sse4_ss_instruction_66_3a_imm8: |
||
5192 | mov [immediate_size],1 |
||
5193 | mov cl,4 |
||
5194 | jmp sse4_instruction_66_3a_setup |
||
5195 | sse4_sd_instruction_66_3a_imm8: |
||
5196 | mov [immediate_size],1 |
||
5197 | mov cl,8 |
||
5198 | jmp sse4_instruction_66_3a_setup |
||
5199 | sse4_instruction_66_3a_imm8: |
||
5200 | mov [immediate_size],1 |
||
5201 | mov cl,16 |
||
5202 | sse4_instruction_66_3a_setup: |
||
5203 | mov [opcode_prefix],66h |
||
5204 | sse4_instruction_3a_setup: |
||
5205 | mov [supplemental_code],al |
||
5206 | mov al,3Ah |
||
5207 | mov [mmx_size],cl |
||
5208 | jmp sse_instruction |
||
5209 | sse4_instruction_3a_imm8: |
||
5210 | mov [immediate_size],1 |
||
5211 | mov cl,16 |
||
5212 | jmp sse4_instruction_3a_setup |
||
5213 | pclmulqdq_instruction: |
||
5214 | mov byte [value],al |
||
5215 | mov al,44h |
||
5216 | mov cl,16 |
||
5217 | jmp sse4_instruction_66_3a_setup |
||
5218 | extractps_instruction: |
||
5219 | call setup_66_0f_3a |
||
5220 | lods byte [esi] |
||
5221 | call get_size_operator |
||
5222 | cmp al,10h |
||
5223 | je extractps_reg |
||
5224 | cmp al,'[' |
||
5225 | jne invalid_operand |
||
5226 | call get_address |
||
5227 | cmp [operand_size],4 |
||
5228 | je extractps_size_ok |
||
5229 | cmp [operand_size],0 |
||
5230 | jne invalid_operand_size |
||
5231 | extractps_size_ok: |
||
5232 | push edx ebx ecx |
||
5233 | mov [operand_size],0 |
||
5234 | lods byte [esi] |
||
5235 | cmp al,',' |
||
5236 | jne invalid_operand |
||
5237 | lods byte [esi] |
||
5238 | call get_size_operator |
||
5239 | cmp al,10h |
||
5240 | jne invalid_operand |
||
5241 | lods byte [esi] |
||
5242 | call convert_xmm_register |
||
5243 | mov [postbyte_register],al |
||
5244 | pop ecx ebx edx |
||
5245 | jmp mmx_imm8 |
||
5246 | extractps_reg: |
||
5247 | lods byte [esi] |
||
5248 | call convert_register |
||
5249 | push eax |
||
5250 | mov [operand_size],0 |
||
5251 | lods byte [esi] |
||
5252 | cmp al,',' |
||
5253 | jne invalid_operand |
||
5254 | lods byte [esi] |
||
5255 | call get_size_operator |
||
5256 | cmp al,10h |
||
5257 | jne invalid_operand |
||
5258 | lods byte [esi] |
||
5259 | call convert_xmm_register |
||
5260 | mov [postbyte_register],al |
||
5261 | pop ebx |
||
5262 | mov al,bh |
||
5263 | cmp al,4 |
||
5264 | je mmx_nomem_imm8 |
||
5265 | cmp al,8 |
||
5266 | jne invalid_operand_size |
||
5267 | cmp [code_type],64 |
||
5268 | jne illegal_instruction |
||
5269 | jmp mmx_nomem_imm8 |
||
5270 | setup_66_0f_3a: |
||
5271 | mov [extended_code],3Ah |
||
5272 | mov [supplemental_code],al |
||
5273 | mov [base_code],0Fh |
||
5274 | mov [opcode_prefix],66h |
||
5275 | ret |
||
5276 | insertps_instruction: |
||
5277 | call setup_66_0f_3a |
||
5278 | lods byte [esi] |
||
5279 | call get_size_operator |
||
5280 | cmp al,10h |
||
5281 | jne invalid_operand |
||
5282 | lods byte [esi] |
||
5283 | call convert_xmm_register |
||
5284 | mov [postbyte_register],al |
||
5285 | mov [operand_size],0 |
||
5286 | lods byte [esi] |
||
5287 | cmp al,',' |
||
5288 | jne invalid_operand |
||
5289 | lods byte [esi] |
||
5290 | call get_size_operator |
||
5291 | cmp al,10h |
||
5292 | je insertps_xmmreg_reg |
||
5293 | cmp al,'[' |
||
5294 | jne invalid_operand |
||
5295 | call get_address |
||
5296 | cmp [operand_size],4 |
||
5297 | je insertps_size_ok |
||
5298 | cmp [operand_size],0 |
||
5299 | jne invalid_operand_size |
||
5300 | insertps_size_ok: |
||
5301 | jmp mmx_imm8 |
||
5302 | insertps_xmmreg_reg: |
||
5303 | lods byte [esi] |
||
5304 | call convert_mmx_register |
||
5305 | mov bl,al |
||
5306 | jmp mmx_nomem_imm8 |
||
5307 | pextrq_instruction: |
||
5308 | mov [mmx_size],8 |
||
5309 | jmp pextr_instruction |
||
5310 | pextrd_instruction: |
||
5311 | mov [mmx_size],4 |
||
5312 | jmp pextr_instruction |
||
5313 | pextrw_instruction: |
||
5314 | mov [mmx_size],2 |
||
5315 | jmp pextr_instruction |
||
5316 | pextrb_instruction: |
||
5317 | mov [mmx_size],1 |
||
5318 | pextr_instruction: |
||
5319 | call setup_66_0f_3a |
||
5320 | lods byte [esi] |
||
5321 | call get_size_operator |
||
5322 | cmp al,10h |
||
5323 | je pextr_reg |
||
5324 | cmp al,'[' |
||
5325 | jne invalid_operand |
||
5326 | call get_address |
||
5327 | mov al,[mmx_size] |
||
5328 | cmp al,[operand_size] |
||
5329 | je pextr_size_ok |
||
5330 | cmp [operand_size],0 |
||
5331 | jne invalid_operand_size |
||
5332 | pextr_size_ok: |
||
5333 | cmp al,8 |
||
5334 | jne pextr_prefix_ok |
||
5335 | call operand_64bit |
||
5336 | pextr_prefix_ok: |
||
5337 | push edx ebx ecx |
||
5338 | mov [operand_size],0 |
||
5339 | lods byte [esi] |
||
5340 | cmp al,',' |
||
5341 | jne invalid_operand |
||
5342 | lods byte [esi] |
||
5343 | call get_size_operator |
||
5344 | cmp al,10h |
||
5345 | jne invalid_operand |
||
5346 | lods byte [esi] |
||
5347 | call convert_xmm_register |
||
5348 | mov [postbyte_register],al |
||
5349 | pop ecx ebx edx |
||
5350 | jmp mmx_imm8 |
||
5351 | pextr_reg: |
||
5352 | lods byte [esi] |
||
5353 | call convert_register |
||
5354 | cmp [mmx_size],4 |
||
5355 | ja pextrq_reg |
||
5356 | cmp ah,4 |
||
5357 | je pextr_reg_size_ok |
||
5358 | cmp [code_type],64 |
||
5359 | jne pextr_invalid_size |
||
5360 | cmp ah,8 |
||
5361 | je pextr_reg_size_ok |
||
5362 | pextr_invalid_size: |
||
5363 | jmp invalid_operand_size |
||
5364 | pextrq_reg: |
||
5365 | cmp ah,8 |
||
5366 | jne pextr_invalid_size |
||
5367 | call operand_64bit |
||
5368 | pextr_reg_size_ok: |
||
5369 | mov [operand_size],0 |
||
5370 | push eax |
||
5371 | lods byte [esi] |
||
5372 | cmp al,',' |
||
5373 | jne invalid_operand |
||
5374 | lods byte [esi] |
||
5375 | call get_size_operator |
||
5376 | cmp al,10h |
||
5377 | jne invalid_operand |
||
5378 | lods byte [esi] |
||
5379 | call convert_mmx_register |
||
5380 | mov ebx,eax |
||
5381 | pop eax |
||
5382 | mov [postbyte_register],al |
||
5383 | mov al,ah |
||
5384 | cmp [mmx_size],2 |
||
5385 | jne pextr_reg_store |
||
5386 | mov [opcode_prefix],0 |
||
5387 | mov [extended_code],0C5h |
||
5388 | call make_mmx_prefix |
||
5389 | jmp mmx_nomem_imm8 |
||
5390 | pextr_reg_store: |
||
5391 | cmp bh,16 |
||
5392 | jne invalid_operand_size |
||
5393 | xchg bl,[postbyte_register] |
||
5394 | jmp mmx_nomem_imm8 |
||
5395 | pinsrb_instruction: |
||
5396 | mov [mmx_size],1 |
||
5397 | jmp pinsr_instruction |
||
5398 | pinsrd_instruction: |
||
5399 | mov [mmx_size],4 |
||
5400 | jmp pinsr_instruction |
||
5401 | pinsrq_instruction: |
||
5402 | mov [mmx_size],8 |
||
5403 | call operand_64bit |
||
5404 | pinsr_instruction: |
||
5405 | call setup_66_0f_3a |
||
5406 | lods byte [esi] |
||
5407 | call get_size_operator |
||
5408 | cmp al,10h |
||
5409 | jne invalid_operand |
||
5410 | lods byte [esi] |
||
5411 | call convert_xmm_register |
||
5412 | mov [postbyte_register],al |
||
5413 | pinsr_xmmreg: |
||
5414 | mov [operand_size],0 |
||
5415 | lods byte [esi] |
||
5416 | cmp al,',' |
||
5417 | jne invalid_operand |
||
5418 | lods byte [esi] |
||
5419 | call get_size_operator |
||
5420 | cmp al,10h |
||
5421 | je pinsr_xmmreg_reg |
||
5422 | cmp al,'[' |
||
5423 | jne invalid_operand |
||
5424 | call get_address |
||
5425 | cmp [operand_size],0 |
||
5426 | je mmx_imm8 |
||
5427 | mov al,[mmx_size] |
||
5428 | cmp al,[operand_size] |
||
5429 | je mmx_imm8 |
||
5430 | jmp invalid_operand_size |
||
5431 | pinsr_xmmreg_reg: |
||
5432 | lods byte [esi] |
||
5433 | call convert_register |
||
5434 | mov bl,al |
||
5435 | cmp [mmx_size],8 |
||
5436 | je pinsrq_xmmreg_reg |
||
5437 | cmp ah,4 |
||
5438 | je mmx_nomem_imm8 |
||
5439 | jmp invalid_operand_size |
||
5440 | pinsrq_xmmreg_reg: |
||
5441 | cmp ah,8 |
||
5442 | je mmx_nomem_imm8 |
||
5443 | jmp invalid_operand_size |
||
5444 | pmovsxbw_instruction: |
||
5445 | mov [mmx_size],8 |
||
5446 | jmp pmovsx_instruction |
||
5447 | pmovsxbd_instruction: |
||
5448 | mov [mmx_size],4 |
||
5449 | jmp pmovsx_instruction |
||
5450 | pmovsxbq_instruction: |
||
5451 | mov [mmx_size],2 |
||
5452 | jmp pmovsx_instruction |
||
5453 | pmovsxwd_instruction: |
||
5454 | mov [mmx_size],8 |
||
5455 | jmp pmovsx_instruction |
||
5456 | pmovsxwq_instruction: |
||
5457 | mov [mmx_size],4 |
||
5458 | jmp pmovsx_instruction |
||
5459 | pmovsxdq_instruction: |
||
5460 | mov [mmx_size],8 |
||
5461 | pmovsx_instruction: |
||
5462 | call setup_66_0f_38 |
||
5463 | lods byte [esi] |
||
5464 | call get_size_operator |
||
5465 | cmp al,10h |
||
5466 | jne invalid_operand |
||
5467 | lods byte [esi] |
||
5468 | call convert_xmm_register |
||
5469 | mov [postbyte_register],al |
||
5470 | lods byte [esi] |
||
5471 | cmp al,',' |
||
5472 | jne invalid_operand |
||
5473 | mov [operand_size],0 |
||
5474 | lods byte [esi] |
||
5475 | call get_size_operator |
||
5476 | cmp al,10h |
||
5477 | je pmovsx_xmmreg_reg |
||
5478 | cmp al,'[' |
||
5479 | jne invalid_operand |
||
5480 | call get_address |
||
5481 | cmp [operand_size],0 |
||
5482 | je instruction_ready |
||
5483 | mov al,[mmx_size] |
||
5484 | cmp al,[operand_size] |
||
5485 | jne invalid_operand_size |
||
5486 | jmp instruction_ready |
||
5487 | pmovsx_xmmreg_reg: |
||
5488 | lods byte [esi] |
||
5489 | call convert_xmm_register |
||
5490 | mov bl,al |
||
5491 | jmp nomem_instruction_ready |
||
5492 | setup_66_0f_38: |
||
5493 | mov [extended_code],38h |
||
5494 | mov [supplemental_code],al |
||
5495 | mov [base_code],0Fh |
||
5496 | mov [opcode_prefix],66h |
||
5497 | ret |
||
5498 | |||
5499 | |||
5500 | call operand_64bit |
||
5501 | xsaves_instruction: |
||
5502 | mov ah,0C7h |
||
5503 | jmp xsave_common |
||
5504 | fxsave_instruction_64bit: |
||
5505 | call operand_64bit |
||
5506 | fxsave_instruction: |
||
5507 | mov ah,0AEh |
||
5508 | xor cl,cl |
||
5509 | xsave_common: |
||
5510 | mov [base_code],0Fh |
||
5511 | mov [extended_code],ah |
||
5512 | mov [postbyte_register],al |
||
5513 | mov [mmx_size],cl |
||
5514 | lods byte [esi] |
||
5515 | call get_size_operator |
||
5516 | cmp al,'[' |
||
5517 | jne invalid_operand |
||
5518 | call get_address |
||
5519 | mov ah,[operand_size] |
||
5520 | or ah,ah |
||
5521 | jz xsave_size_ok |
||
5522 | cmp ah,[mmx_size] |
||
5523 | jne invalid_operand_size |
||
5524 | xsave_size_ok: |
||
5525 | jmp instruction_ready |
||
5526 | clflush_instruction: |
||
5527 | mov ah,0AEh |
||
5528 | mov cl,1 |
||
5529 | jmp xsave_common |
||
5530 | cldemote_instruction: |
||
5531 | mov ah,1Ch |
||
5532 | mov cl,1 |
||
5533 | jmp xsave_common |
||
5534 | stmxcsr_instruction: |
||
5535 | mov ah,0AEh |
||
5536 | mov cl,4 |
||
5537 | jmp xsave_common |
||
5538 | prefetch_instruction: |
||
5539 | mov [extended_code],18h |
||
5540 | prefetch_mem_8bit: |
||
5541 | mov [base_code],0Fh |
||
5542 | mov [postbyte_register],al |
||
5543 | lods byte [esi] |
||
5544 | call get_size_operator |
||
5545 | cmp al,'[' |
||
5546 | jne invalid_operand |
||
5547 | or ah,ah |
||
5548 | jz prefetch_size_ok |
||
5549 | cmp ah,1 |
||
5550 | jne invalid_operand_size |
||
5551 | prefetch_size_ok: |
||
5552 | call get_address |
||
5553 | jmp instruction_ready |
||
5554 | amd_prefetch_instruction: |
||
5555 | mov [extended_code],0Dh |
||
5556 | jmp prefetch_mem_8bit |
||
5557 | clflushopt_instruction: |
||
5558 | mov [extended_code],0AEh |
||
5559 | mov [opcode_prefix],66h |
||
5560 | jmp prefetch_mem_8bit |
||
5561 | pcommit_instruction: |
||
5562 | mov byte [edi],66h |
||
5563 | inc edi |
||
5564 | fence_instruction: |
||
5565 | mov bl,al |
||
5566 | mov ax,0AE0Fh |
||
5567 | stos word [edi] |
||
5568 | mov al,bl |
||
5569 | stos byte [edi] |
||
5570 | jmp instruction_assembled |
||
5571 | pause_instruction: |
||
5572 | mov ax,90F3h |
||
5573 | stos word [edi] |
||
5574 | jmp instruction_assembled |
||
5575 | movntq_instruction: |
||
5576 | mov [mmx_size],8 |
||
5577 | jmp movnt_instruction |
||
5578 | movntpd_instruction: |
||
5579 | mov [opcode_prefix],66h |
||
5580 | movntps_instruction: |
||
5581 | mov [mmx_size],16 |
||
5582 | movnt_instruction: |
||
5583 | mov [extended_code],al |
||
5584 | mov [base_code],0Fh |
||
5585 | lods byte [esi] |
||
5586 | call get_size_operator |
||
5587 | cmp al,'[' |
||
5588 | jne invalid_operand |
||
5589 | call get_address |
||
5590 | lods byte [esi] |
||
5591 | cmp al,',' |
||
5592 | jne invalid_operand |
||
5593 | lods byte [esi] |
||
5594 | call get_size_operator |
||
5595 | cmp al,10h |
||
5596 | jne invalid_operand |
||
5597 | lods byte [esi] |
||
5598 | call convert_mmx_register |
||
5599 | cmp ah,[mmx_size] |
||
5600 | jne invalid_operand_size |
||
5601 | mov [postbyte_register],al |
||
5602 | jmp instruction_ready |
||
5603 | |||
5604 | |||
5605 | mov [opcode_prefix],0F2h |
||
5606 | mov [mmx_size],8 |
||
5607 | jmp movnts_instruction |
||
5608 | movntss_instruction: |
||
5609 | mov [opcode_prefix],0F3h |
||
5610 | mov [mmx_size],4 |
||
5611 | movnts_instruction: |
||
5612 | mov [extended_code],al |
||
5613 | mov [base_code],0Fh |
||
5614 | lods byte [esi] |
||
5615 | call get_size_operator |
||
5616 | cmp al,'[' |
||
5617 | jne invalid_operand |
||
5618 | call get_address |
||
5619 | mov al,[operand_size] |
||
5620 | cmp al,[mmx_size] |
||
5621 | je movnts_size_ok |
||
5622 | test al,al |
||
5623 | jnz invalid_operand_size |
||
5624 | movnts_size_ok: |
||
5625 | lods byte [esi] |
||
5626 | cmp al,',' |
||
5627 | jne invalid_operand |
||
5628 | mov [operand_size],0 |
||
5629 | lods byte [esi] |
||
5630 | call get_size_operator |
||
5631 | cmp al,10h |
||
5632 | jne invalid_operand |
||
5633 | lods byte [esi] |
||
5634 | call convert_xmm_register |
||
5635 | mov [postbyte_register],al |
||
5636 | jmp instruction_ready |
||
5637 | |||
5638 | |||
5639 | mov [supplemental_code],al |
||
5640 | mov al,38h |
||
5641 | movnti_instruction: |
||
5642 | mov [base_code],0Fh |
||
5643 | mov [extended_code],al |
||
5644 | lods byte [esi] |
||
5645 | call get_size_operator |
||
5646 | cmp al,'[' |
||
5647 | jne invalid_operand |
||
5648 | call get_address |
||
5649 | lods byte [esi] |
||
5650 | cmp al,',' |
||
5651 | jne invalid_operand |
||
5652 | call take_register |
||
5653 | cmp ah,4 |
||
5654 | je movnti_store |
||
5655 | cmp ah,8 |
||
5656 | jne invalid_operand_size |
||
5657 | call operand_64bit |
||
5658 | movnti_store: |
||
5659 | mov [postbyte_register],al |
||
5660 | jmp instruction_ready |
||
5661 | monitor_instruction: |
||
5662 | mov [postbyte_register],al |
||
5663 | cmp byte [esi],0 |
||
5664 | je monitor_instruction_store |
||
5665 | cmp byte [esi],0Fh |
||
5666 | je monitor_instruction_store |
||
5667 | call take_register |
||
5668 | cmp ax,0400h |
||
5669 | jne invalid_operand |
||
5670 | lods byte [esi] |
||
5671 | cmp al,',' |
||
5672 | jne invalid_operand |
||
5673 | call take_register |
||
5674 | cmp ax,0401h |
||
5675 | jne invalid_operand |
||
5676 | cmp [postbyte_register],0C8h |
||
5677 | jne monitor_instruction_store |
||
5678 | lods byte [esi] |
||
5679 | cmp al,',' |
||
5680 | jne invalid_operand |
||
5681 | call take_register |
||
5682 | cmp ax,0402h |
||
5683 | jne invalid_operand |
||
5684 | monitor_instruction_store: |
||
5685 | mov ax,010Fh |
||
5686 | stos word [edi] |
||
5687 | mov al,[postbyte_register] |
||
5688 | stos byte [edi] |
||
5689 | jmp instruction_assembled |
||
5690 | pconfig_instruction: |
||
5691 | mov [postbyte_register],al |
||
5692 | jmp monitor_instruction_store |
||
5693 | movntdqa_instruction: |
||
5694 | call setup_66_0f_38 |
||
5695 | lods byte [esi] |
||
5696 | call get_size_operator |
||
5697 | cmp al,10h |
||
5698 | jne invalid_operand |
||
5699 | lods byte [esi] |
||
5700 | call convert_xmm_register |
||
5701 | mov [postbyte_register],al |
||
5702 | lods byte [esi] |
||
5703 | cmp al,',' |
||
5704 | jne invalid_operand |
||
5705 | lods byte [esi] |
||
5706 | call get_size_operator |
||
5707 | cmp al,'[' |
||
5708 | jne invalid_operand |
||
5709 | call get_address |
||
5710 | jmp instruction_ready |
||
5711 | |||
5712 | |||
5713 | mov [opcode_prefix],66h |
||
5714 | mov [base_code],0Fh |
||
5715 | mov [extended_code],78h |
||
5716 | lods byte [esi] |
||
5717 | call get_size_operator |
||
5718 | cmp al,10h |
||
5719 | jne invalid_operand |
||
5720 | lods byte [esi] |
||
5721 | call convert_xmm_register |
||
5722 | mov [postbyte_register],al |
||
5723 | mov [operand_size],0 |
||
5724 | lods byte [esi] |
||
5725 | cmp al,',' |
||
5726 | jne invalid_operand |
||
5727 | lods byte [esi] |
||
5728 | call get_size_operator |
||
5729 | cmp al,10h |
||
5730 | je extrq_xmmreg_xmmreg |
||
5731 | test ah,not 1 |
||
5732 | jnz invalid_operand_size |
||
5733 | cmp al,'(' |
||
5734 | jne invalid_operand |
||
5735 | xor bl,bl |
||
5736 | xchg bl,[postbyte_register] |
||
5737 | call store_nomem_instruction |
||
5738 | call get_byte_value |
||
5739 | stosb |
||
5740 | call append_imm8 |
||
5741 | jmp instruction_assembled |
||
5742 | extrq_xmmreg_xmmreg: |
||
5743 | inc [extended_code] |
||
5744 | lods byte [esi] |
||
5745 | call convert_xmm_register |
||
5746 | mov bl,al |
||
5747 | jmp nomem_instruction_ready |
||
5748 | insertq_instruction: |
||
5749 | mov [opcode_prefix],0F2h |
||
5750 | mov [base_code],0Fh |
||
5751 | mov [extended_code],78h |
||
5752 | lods byte [esi] |
||
5753 | call get_size_operator |
||
5754 | cmp al,10h |
||
5755 | jne invalid_operand |
||
5756 | lods byte [esi] |
||
5757 | call convert_xmm_register |
||
5758 | mov [postbyte_register],al |
||
5759 | mov [operand_size],0 |
||
5760 | lods byte [esi] |
||
5761 | cmp al,',' |
||
5762 | jne invalid_operand |
||
5763 | lods byte [esi] |
||
5764 | call get_size_operator |
||
5765 | cmp al,10h |
||
5766 | jne invalid_operand |
||
5767 | lods byte [esi] |
||
5768 | call convert_xmm_register |
||
5769 | mov bl,al |
||
5770 | cmp byte [esi],',' |
||
5771 | je insertq_with_imm |
||
5772 | inc [extended_code] |
||
5773 | jmp nomem_instruction_ready |
||
5774 | insertq_with_imm: |
||
5775 | call store_nomem_instruction |
||
5776 | call append_imm8 |
||
5777 | call append_imm8 |
||
5778 | jmp instruction_assembled |
||
5779 | |||
5780 | |||
5781 | mov [opcode_prefix],0F2h |
||
5782 | mov [base_code],0Fh |
||
5783 | mov [extended_code],38h |
||
5784 | mov [supplemental_code],0F0h |
||
5785 | call take_register |
||
5786 | mov [postbyte_register],al |
||
5787 | cmp ah,4 |
||
5788 | je crc32_reg_size_ok |
||
5789 | cmp ah,8 |
||
5790 | jne invalid_operand |
||
5791 | cmp [code_type],64 |
||
5792 | jne illegal_instruction |
||
5793 | crc32_reg_size_ok: |
||
5794 | lods byte [esi] |
||
5795 | cmp al,',' |
||
5796 | jne invalid_operand |
||
5797 | mov [operand_size],0 |
||
5798 | lods byte [esi] |
||
5799 | call get_size_operator |
||
5800 | cmp al,10h |
||
5801 | je crc32_reg_reg |
||
5802 | cmp al,'[' |
||
5803 | jne invalid_operand |
||
5804 | call get_address |
||
5805 | mov al,[operand_size] |
||
5806 | test al,al |
||
5807 | jz crc32_unknown_size |
||
5808 | cmp al,1 |
||
5809 | je crc32_reg_mem_store |
||
5810 | inc [supplemental_code] |
||
5811 | call operand_autodetect |
||
5812 | crc32_reg_mem_store: |
||
5813 | jmp instruction_ready |
||
5814 | crc32_unknown_size: |
||
5815 | call recoverable_unknown_size |
||
5816 | jmp crc32_reg_mem_store |
||
5817 | crc32_reg_reg: |
||
5818 | lods byte [esi] |
||
5819 | call convert_register |
||
5820 | mov bl,al |
||
5821 | mov al,ah |
||
5822 | cmp al,1 |
||
5823 | je crc32_reg_reg_store |
||
5824 | inc [supplemental_code] |
||
5825 | call operand_autodetect |
||
5826 | crc32_reg_reg_store: |
||
5827 | jmp nomem_instruction_ready |
||
5828 | popcnt_instruction: |
||
5829 | mov [opcode_prefix],0F3h |
||
5830 | jmp bs_instruction |
||
5831 | movbe_instruction: |
||
5832 | mov [supplemental_code],al |
||
5833 | mov [extended_code],38h |
||
5834 | mov [base_code],0Fh |
||
5835 | lods byte [esi] |
||
5836 | call get_size_operator |
||
5837 | cmp al,'[' |
||
5838 | je movbe_mem |
||
5839 | cmp al,10h |
||
5840 | jne invalid_operand |
||
5841 | lods byte [esi] |
||
5842 | call convert_register |
||
5843 | mov [postbyte_register],al |
||
5844 | lods byte [esi] |
||
5845 | cmp al,',' |
||
5846 | jne invalid_operand |
||
5847 | lods byte [esi] |
||
5848 | call get_size_operator |
||
5849 | cmp al,'[' |
||
5850 | jne invalid_argument |
||
5851 | call get_address |
||
5852 | mov al,[operand_size] |
||
5853 | call operand_autodetect |
||
5854 | jmp instruction_ready |
||
5855 | movbe_mem: |
||
5856 | inc [supplemental_code] |
||
5857 | call get_address |
||
5858 | push edx ebx ecx |
||
5859 | lods byte [esi] |
||
5860 | cmp al,',' |
||
5861 | jne invalid_operand |
||
5862 | call take_register |
||
5863 | mov [postbyte_register],al |
||
5864 | pop ecx ebx edx |
||
5865 | mov al,[operand_size] |
||
5866 | call operand_autodetect |
||
5867 | jmp instruction_ready |
||
5868 | adx_instruction: |
||
5869 | mov [base_code],0Fh |
||
5870 | mov [extended_code],38h |
||
5871 | mov [supplemental_code],0F6h |
||
5872 | mov [operand_prefix],al |
||
5873 | call get_reg_mem |
||
5874 | jc adx_reg_reg |
||
5875 | mov al,[operand_size] |
||
5876 | cmp al,4 |
||
5877 | je instruction_ready |
||
5878 | cmp al,8 |
||
5879 | jne invalid_operand_size |
||
5880 | call operand_64bit |
||
5881 | jmp instruction_ready |
||
5882 | adx_reg_reg: |
||
5883 | cmp ah,4 |
||
5884 | je nomem_instruction_ready |
||
5885 | cmp ah,8 |
||
5886 | jne invalid_operand_size |
||
5887 | call operand_64bit |
||
5888 | jmp nomem_instruction_ready |
||
5889 | rdpid_instruction: |
||
5890 | mov [postbyte_register],al |
||
5891 | mov [extended_code],0C7h |
||
5892 | mov [base_code],0Fh |
||
5893 | mov [opcode_prefix],0F3h |
||
5894 | call take_register |
||
5895 | cmp [code_type],64 |
||
5896 | je rdpid_64bit |
||
5897 | cmp ah,4 |
||
5898 | jne invalid_operand_size |
||
5899 | jmp nomem_instruction_ready |
||
5900 | rdpid_64bit: |
||
5901 | cmp ah,8 |
||
5902 | jne invalid_operand_size |
||
5903 | jmp nomem_instruction_ready |
||
5904 | ptwrite_instruction: |
||
5905 | mov [base_code],0Fh |
||
5906 | mov [extended_code],0AEh |
||
5907 | mov [postbyte_register],al |
||
5908 | mov [opcode_prefix],0F3h |
||
5909 | lods byte [esi] |
||
5910 | call get_size_operator |
||
5911 | cmp al,10h |
||
5912 | je ptwrite_reg |
||
5913 | ptwrite_mem: |
||
5914 | cmp al,'[' |
||
5915 | jne invalid_operand |
||
5916 | call get_address |
||
5917 | mov al,[operand_size] |
||
5918 | cmp al,4 |
||
5919 | je ptwrite_mem_store |
||
5920 | cmp al,8 |
||
5921 | je ptwrite_mem_64bit |
||
5922 | or al,al |
||
5923 | jnz invalid_operand_size |
||
5924 | call recoverable_unknown_size |
||
5925 | jmp ptwrite_mem_store |
||
5926 | ptwrite_mem_64bit: |
||
5927 | call operand_64bit |
||
5928 | ptwrite_mem_store: |
||
5929 | mov al,[operand_size] |
||
5930 | call operand_autodetect |
||
5931 | jmp instruction_ready |
||
5932 | ptwrite_reg: |
||
5933 | lods byte [esi] |
||
5934 | call convert_register |
||
5935 | mov bl,al |
||
5936 | mov al,ah |
||
5937 | cmp al,4 |
||
5938 | je nomem_instruction_ready |
||
5939 | cmp al,8 |
||
5940 | jne invalid_operand_size |
||
5941 | call operand_64bit |
||
5942 | jmp nomem_instruction_ready |
||
5943 | |||
5944 | |||
5945 | mov [opcode_prefix],66h |
||
5946 | jmp vmx_instruction |
||
5947 | vmxon_instruction: |
||
5948 | mov [opcode_prefix],0F3h |
||
5949 | vmx_instruction: |
||
5950 | mov [postbyte_register],al |
||
5951 | mov [extended_code],0C7h |
||
5952 | lods byte [esi] |
||
5953 | call get_size_operator |
||
5954 | cmp al,'[' |
||
5955 | jne invalid_operand |
||
5956 | call get_address |
||
5957 | mov al,[operand_size] |
||
5958 | or al,al |
||
5959 | jz vmx_size_ok |
||
5960 | cmp al,8 |
||
5961 | jne invalid_operand_size |
||
5962 | vmx_size_ok: |
||
5963 | mov [base_code],0Fh |
||
5964 | jmp instruction_ready |
||
5965 | vmread_instruction: |
||
5966 | mov [extended_code],78h |
||
5967 | lods byte [esi] |
||
5968 | call get_size_operator |
||
5969 | cmp al,10h |
||
5970 | je vmread_nomem |
||
5971 | cmp al,'[' |
||
5972 | jne invalid_operand |
||
5973 | call get_address |
||
5974 | lods byte [esi] |
||
5975 | cmp al,',' |
||
5976 | jne invalid_operand |
||
5977 | call take_register |
||
5978 | mov [postbyte_register],al |
||
5979 | call vmread_check_size |
||
5980 | jmp vmx_size_ok |
||
5981 | vmread_nomem: |
||
5982 | lods byte [esi] |
||
5983 | call convert_register |
||
5984 | push eax |
||
5985 | call vmread_check_size |
||
5986 | lods byte [esi] |
||
5987 | cmp al,',' |
||
5988 | jne invalid_operand |
||
5989 | call take_register |
||
5990 | mov [postbyte_register],al |
||
5991 | call vmread_check_size |
||
5992 | pop ebx |
||
5993 | mov [base_code],0Fh |
||
5994 | jmp nomem_instruction_ready |
||
5995 | vmread_check_size: |
||
5996 | cmp [code_type],64 |
||
5997 | je vmread_long |
||
5998 | cmp [operand_size],4 |
||
5999 | jne invalid_operand_size |
||
6000 | ret |
||
6001 | vmread_long: |
||
6002 | cmp [operand_size],8 |
||
6003 | jne invalid_operand_size |
||
6004 | ret |
||
6005 | vmwrite_instruction: |
||
6006 | mov [extended_code],79h |
||
6007 | call take_register |
||
6008 | mov [postbyte_register],al |
||
6009 | lods byte [esi] |
||
6010 | cmp al,',' |
||
6011 | jne invalid_operand |
||
6012 | lods byte [esi] |
||
6013 | call get_size_operator |
||
6014 | cmp al,10h |
||
6015 | je vmwrite_nomem |
||
6016 | cmp al,'[' |
||
6017 | jne invalid_operand |
||
6018 | call get_address |
||
6019 | call vmread_check_size |
||
6020 | jmp vmx_size_ok |
||
6021 | vmwrite_nomem: |
||
6022 | lods byte [esi] |
||
6023 | call convert_register |
||
6024 | mov bl,al |
||
6025 | mov [base_code],0Fh |
||
6026 | jmp nomem_instruction_ready |
||
6027 | vmx_inv_instruction: |
||
6028 | call setup_66_0f_38 |
||
6029 | call take_register |
||
6030 | mov [postbyte_register],al |
||
6031 | call vmread_check_size |
||
6032 | mov [operand_size],0 |
||
6033 | lods byte [esi] |
||
6034 | cmp al,',' |
||
6035 | jne invalid_operand |
||
6036 | lods byte [esi] |
||
6037 | call get_size_operator |
||
6038 | cmp al,'[' |
||
6039 | jne invalid_operand |
||
6040 | call get_address |
||
6041 | mov al,[operand_size] |
||
6042 | or al,al |
||
6043 | jz vmx_size_ok |
||
6044 | cmp al,16 |
||
6045 | jne invalid_operand_size |
||
6046 | jmp vmx_size_ok |
||
6047 | simple_svm_instruction: |
||
6048 | push eax |
||
6049 | mov [base_code],0Fh |
||
6050 | mov [extended_code],1 |
||
6051 | call take_register |
||
6052 | or al,al |
||
6053 | jnz invalid_operand |
||
6054 | simple_svm_detect_size: |
||
6055 | cmp ah,2 |
||
6056 | je simple_svm_16bit |
||
6057 | cmp ah,4 |
||
6058 | je simple_svm_32bit |
||
6059 | cmp [code_type],64 |
||
6060 | jne invalid_operand_size |
||
6061 | jmp simple_svm_store |
||
6062 | simple_svm_16bit: |
||
6063 | cmp [code_type],16 |
||
6064 | je simple_svm_store |
||
6065 | cmp [code_type],64 |
||
6066 | je invalid_operand_size |
||
6067 | jmp prefixed_svm_store |
||
6068 | simple_svm_32bit: |
||
6069 | cmp [code_type],32 |
||
6070 | je simple_svm_store |
||
6071 | prefixed_svm_store: |
||
6072 | mov al,67h |
||
6073 | stos byte [edi] |
||
6074 | simple_svm_store: |
||
6075 | call store_classic_instruction_code |
||
6076 | pop eax |
||
6077 | stos byte [edi] |
||
6078 | jmp instruction_assembled |
||
6079 | skinit_instruction: |
||
6080 | call take_register |
||
6081 | cmp ax,0400h |
||
6082 | jne invalid_operand |
||
6083 | mov al,0DEh |
||
6084 | jmp simple_instruction_0f_01 |
||
6085 | clzero_instruction: |
||
6086 | call take_register |
||
6087 | or al,al |
||
6088 | jnz invalid_operand |
||
6089 | mov al,0FCh |
||
6090 | cmp [code_type],64 |
||
6091 | je clzero_64bit |
||
6092 | cmp ah,4 |
||
6093 | jne invalid_operand |
||
6094 | jmp simple_instruction_0f_01 |
||
6095 | clzero_64bit: |
||
6096 | cmp ah,8 |
||
6097 | jne invalid_operand |
||
6098 | jmp simple_instruction_0f_01 |
||
6099 | invlpga_instruction: |
||
6100 | push eax |
||
6101 | mov [base_code],0Fh |
||
6102 | mov [extended_code],1 |
||
6103 | call take_register |
||
6104 | or al,al |
||
6105 | jnz invalid_operand |
||
6106 | mov bl,ah |
||
6107 | mov [operand_size],0 |
||
6108 | lods byte [esi] |
||
6109 | cmp al,',' |
||
6110 | jne invalid_operand |
||
6111 | call take_register |
||
6112 | cmp ax,0401h |
||
6113 | jne invalid_operand |
||
6114 | mov ah,bl |
||
6115 | jmp simple_svm_detect_size |
||
6116 | |||
6117 | |||
6118 | mov [base_code],0Fh |
||
6119 | mov [extended_code],0C7h |
||
6120 | mov [postbyte_register],al |
||
6121 | call take_register |
||
6122 | mov bl,al |
||
6123 | mov al,ah |
||
6124 | call operand_autodetect |
||
6125 | jmp nomem_instruction_ready |
||
6126 | rdfsbase_instruction: |
||
6127 | cmp [code_type],64 |
||
6128 | jne illegal_instruction |
||
6129 | mov [opcode_prefix],0F3h |
||
6130 | mov [base_code],0Fh |
||
6131 | mov [extended_code],0AEh |
||
6132 | mov [postbyte_register],al |
||
6133 | call take_register |
||
6134 | mov bl,al |
||
6135 | mov al,ah |
||
6136 | cmp ah,2 |
||
6137 | je invalid_operand_size |
||
6138 | call operand_autodetect |
||
6139 | jmp nomem_instruction_ready |
||
6140 | |||
6141 | |||
6142 | lods byte [esi] |
||
6143 | call get_size_operator |
||
6144 | cmp ah,1 |
||
6145 | ja invalid_operand_size |
||
6146 | cmp al,'(' |
||
6147 | jne invalid_operand |
||
6148 | call get_byte_value |
||
6149 | mov dl,al |
||
6150 | mov ax,0F8C6h |
||
6151 | stos word [edi] |
||
6152 | mov al,dl |
||
6153 | stos byte [edi] |
||
6154 | jmp instruction_assembled |
||
6155 | xbegin_instruction: |
||
6156 | lods byte [esi] |
||
6157 | cmp al,'(' |
||
6158 | jne invalid_operand |
||
6159 | mov al,[code_type] |
||
6160 | cmp al,64 |
||
6161 | je xbegin_64bit |
||
6162 | cmp al,32 |
||
6163 | je xbegin_32bit |
||
6164 | xbegin_16bit: |
||
6165 | call get_address_word_value |
||
6166 | add edi,4 |
||
6167 | mov ebp,[addressing_space] |
||
6168 | call calculate_relative_offset |
||
6169 | sub edi,4 |
||
6170 | shl eax,16 |
||
6171 | mov ax,0F8C7h |
||
6172 | stos dword [edi] |
||
6173 | jmp instruction_assembled |
||
6174 | xbegin_32bit: |
||
6175 | call get_address_dword_value |
||
6176 | jmp xbegin_address_ok |
||
6177 | xbegin_64bit: |
||
6178 | call get_address_qword_value |
||
6179 | xbegin_address_ok: |
||
6180 | add edi,5 |
||
6181 | mov ebp,[addressing_space] |
||
6182 | call calculate_relative_offset |
||
6183 | sub edi,5 |
||
6184 | mov edx,eax |
||
6185 | cwde |
||
6186 | cmp eax,edx |
||
6187 | jne xbegin_rel32 |
||
6188 | mov al,66h |
||
6189 | stos byte [edi] |
||
6190 | mov eax,edx |
||
6191 | shl eax,16 |
||
6192 | mov ax,0F8C7h |
||
6193 | stos dword [edi] |
||
6194 | jmp instruction_assembled |
||
6195 | xbegin_rel32: |
||
6196 | sub edx,1 |
||
6197 | jno xbegin_rel32_ok |
||
6198 | cmp [code_type],64 |
||
6199 | je jump_out_of_range |
||
6200 | xbegin_rel32_ok: |
||
6201 | mov ax,0F8C7h |
||
6202 | stos word [edi] |
||
6203 | mov eax,edx |
||
6204 | stos dword [edi] |
||
6205 | jmp instruction_assembled |
||
6206 | |||
6207 | |||
6208 | mov ah,0F3h |
||
6209 | jmp bndc_instruction |
||
6210 | bndcu_instruction: |
||
6211 | mov ah,0F2h |
||
6212 | bndc_instruction: |
||
6213 | mov [opcode_prefix],ah |
||
6214 | mov [base_code],0Fh |
||
6215 | mov [extended_code],al |
||
6216 | call take_bnd_register |
||
6217 | mov [postbyte_register],al |
||
6218 | call get_bnd_size |
||
6219 | mov [operand_size],al |
||
6220 | lods byte [esi] |
||
6221 | cmp al,',' |
||
6222 | jne invalid_operand |
||
6223 | lods byte [esi] |
||
6224 | call get_size_operator |
||
6225 | cmp al,'[' |
||
6226 | je bndc_mem |
||
6227 | cmp al,10h |
||
6228 | jne invalid_operand |
||
6229 | lods byte [esi] |
||
6230 | call convert_register |
||
6231 | mov bl,al |
||
6232 | jmp nomem_instruction_ready |
||
6233 | bndc_mem: |
||
6234 | call get_address_of_required_size |
||
6235 | jmp instruction_ready |
||
6236 | bndmov_instruction: |
||
6237 | mov [opcode_prefix],66h |
||
6238 | mov [base_code],0Fh |
||
6239 | mov [extended_code],al |
||
6240 | call get_bnd_size |
||
6241 | shl al,1 |
||
6242 | mov [operand_size],al |
||
6243 | lods byte [esi] |
||
6244 | cmp al,14h |
||
6245 | je bndmov_reg |
||
6246 | call get_size_operator |
||
6247 | cmp al,'[' |
||
6248 | jne invalid_operand |
||
6249 | inc [extended_code] |
||
6250 | call get_address_of_required_size |
||
6251 | lods byte [esi] |
||
6252 | cmp al,',' |
||
6253 | jne invalid_operand |
||
6254 | call take_bnd_register |
||
6255 | mov [postbyte_register],al |
||
6256 | jmp instruction_ready |
||
6257 | bndmov_reg: |
||
6258 | lods byte [esi] |
||
6259 | call convert_bnd_register |
||
6260 | mov [postbyte_register],al |
||
6261 | lods byte [esi] |
||
6262 | cmp al,',' |
||
6263 | jne invalid_operand |
||
6264 | lods byte [esi] |
||
6265 | cmp al,14h |
||
6266 | je bndmov_reg_reg |
||
6267 | call get_size_operator |
||
6268 | cmp al,'[' |
||
6269 | jne invalid_operand |
||
6270 | call get_address_of_required_size |
||
6271 | jmp instruction_ready |
||
6272 | bndmov_reg_reg: |
||
6273 | lods byte [esi] |
||
6274 | call convert_bnd_register |
||
6275 | mov bl,al |
||
6276 | jmp nomem_instruction_ready |
||
6277 | take_bnd_register: |
||
6278 | lods byte [esi] |
||
6279 | cmp al,14h |
||
6280 | jne invalid_operand |
||
6281 | lods byte [esi] |
||
6282 | convert_bnd_register: |
||
6283 | mov ah,al |
||
6284 | shr ah,4 |
||
6285 | cmp ah,6 |
||
6286 | jne invalid_operand |
||
6287 | and al,1111b |
||
6288 | ret |
||
6289 | bndmk_instruction: |
||
6290 | mov [opcode_prefix],0F3h |
||
6291 | mov [base_code],0Fh |
||
6292 | mov [extended_code],al |
||
6293 | call take_bnd_register |
||
6294 | mov [postbyte_register],al |
||
6295 | lods byte [esi] |
||
6296 | cmp al,',' |
||
6297 | jne invalid_operand |
||
6298 | lods byte [esi] |
||
6299 | call get_size_operator |
||
6300 | cmp al,'[' |
||
6301 | jne invalid_operand |
||
6302 | call get_bnd_size |
||
6303 | call get_address_prefixes |
||
6304 | call get_address_component |
||
6305 | cmp byte [esi-1],']' |
||
6306 | je bndmk_ready |
||
6307 | lods byte [esi] |
||
6308 | cmp al,',' |
||
6309 | jne invalid_operand |
||
6310 | lods byte [esi] |
||
6311 | cmp al,'(' |
||
6312 | jne invalid_operand |
||
6313 | or dl,bl |
||
6314 | or dl,[address_sign] |
||
6315 | or edx,[address_high] |
||
6316 | jnz invalid_address |
||
6317 | mov [address_register],bh |
||
6318 | call get_address_component |
||
6319 | lods byte [esi] |
||
6320 | cmp al,']' |
||
6321 | jne invalid_operand |
||
6322 | or bh,bh |
||
6323 | jz bndmk_selected_base |
||
6324 | cmp bl,bh |
||
6325 | je bndmk_to_index |
||
6326 | or bl,bl |
||
6327 | jnz invalid_address |
||
6328 | mov bl,bh |
||
6329 | bndmk_to_index: |
||
6330 | inc cl |
||
6331 | bndmk_selected_base: |
||
6332 | mov bh,[address_register] |
||
6333 | bndmk_ready: |
||
6334 | or bx,bx |
||
6335 | jz instruction_ready |
||
6336 | cmp [address_size_declared],0 |
||
6337 | jne instruction_ready |
||
6338 | and ch,not 0Fh |
||
6339 | jmp instruction_ready |
||
6340 | get_bnd_size: |
||
6341 | mov al,4 |
||
6342 | cmp [code_type],64 |
||
6343 | jne bnd_size_ok |
||
6344 | add al,4 |
||
6345 | bnd_size_ok: |
||
6346 | mov [address_size],al |
||
6347 | ret |
||
6348 | get_address_component: |
||
6349 | mov [free_address_range],0 |
||
6350 | call calculate_address |
||
6351 | mov [address_high],edx |
||
6352 | mov edx,eax |
||
6353 | or bx,bx |
||
6354 | jz address_component_ok |
||
6355 | mov al,bl |
||
6356 | or al,bh |
||
6357 | shr al,4 |
||
6358 | cmp al,[address_size] |
||
6359 | jne invalid_address |
||
6360 | address_component_ok: |
||
6361 | ret |
||
6362 | bndldx_instruction: |
||
6363 | mov [base_code],0Fh |
||
6364 | mov [extended_code],al |
||
6365 | call take_bnd_register |
||
6366 | mov [postbyte_register],al |
||
6367 | lods byte [esi] |
||
6368 | cmp al,',' |
||
6369 | jne invalid_operand |
||
6370 | call take_bnd_mib |
||
6371 | jmp bndmk_ready |
||
6372 | bndstx_instruction: |
||
6373 | mov [base_code],0Fh |
||
6374 | mov [extended_code],al |
||
6375 | call take_bnd_mib |
||
6376 | lods byte [esi] |
||
6377 | cmp al,',' |
||
6378 | jne invalid_operand |
||
6379 | call take_bnd_register |
||
6380 | mov [postbyte_register],al |
||
6381 | jmp bndmk_ready |
||
6382 | take_bnd_mib: |
||
6383 | lods byte [esi] |
||
6384 | cmp al,'[' |
||
6385 | jne invalid_operand |
||
6386 | call get_bnd_size |
||
6387 | call get_address_prefixes |
||
6388 | call get_address_component |
||
6389 | cmp byte [esi-1],']' |
||
6390 | je bnd_mib_ok |
||
6391 | lods byte [esi] |
||
6392 | cmp al,',' |
||
6393 | jne invalid_operand |
||
6394 | lods byte [esi] |
||
6395 | cmp al,'(' |
||
6396 | jne invalid_operand |
||
6397 | mov al,[address_sign] |
||
6398 | push eax ebx ecx edx [address_symbol] |
||
6399 | call get_address_component |
||
6400 | lods byte [esi] |
||
6401 | cmp al,']' |
||
6402 | jne invalid_operand |
||
6403 | or dl,bl |
||
6404 | or dl,[address_sign] |
||
6405 | or edx,[address_high] |
||
6406 | jnz invalid_address |
||
6407 | mov [address_register],bh |
||
6408 | pop [address_symbol] edx ecx ebx eax |
||
6409 | mov [address_sign],al |
||
6410 | or bl,bl |
||
6411 | jz mib_place_index |
||
6412 | or bh,bh |
||
6413 | jnz invalid_address |
||
6414 | cmp cl,1 |
||
6415 | jne invalid_address |
||
6416 | mov bh,bl |
||
6417 | mib_place_index: |
||
6418 | mov bl,[address_register] |
||
6419 | xor cl,cl |
||
6420 | or bl,bl |
||
6421 | jz bnd_mib_ok |
||
6422 | inc cl |
||
6423 | bnd_mib_ok: |
||
6424 | ret |
||
6425 | |||
6426 | |||
6427 | mov [postbyte_register],6 |
||
6428 | mov [extended_code],0AEh |
||
6429 | mov [base_code],0Fh |
||
6430 | mov [opcode_prefix],al |
||
6431 | call take_register |
||
6432 | cmp ah,4 |
||
6433 | jne invalid_operand_size |
||
6434 | mov bl,al |
||
6435 | cmp byte [esi],',' |
||
6436 | jne nomem_instruction_ready |
||
6437 | inc esi |
||
6438 | call take_register |
||
6439 | cmp ax,0402h |
||
6440 | jne invalid_operand |
||
6441 | lods byte [esi] |
||
6442 | cmp al,',' |
||
6443 | jne invalid_operand |
||
6444 | call take_register |
||
6445 | cmp ax,0400h |
||
6446 | jne invalid_operand |
||
6447 | jmp nomem_instruction_ready |
||
6448 | umonitor_instruction: |
||
6449 | mov [postbyte_register],6 |
||
6450 | mov [extended_code],0AEh |
||
6451 | mov [base_code],0Fh |
||
6452 | mov [opcode_prefix],0F3h |
||
6453 | call take_register |
||
6454 | mov bl,al |
||
6455 | mov al,ah |
||
6456 | call operand_autodetect |
||
6457 | jmp nomem_instruction_ready |
||
6458 | movdir64b_instruction: |
||
6459 | call setup_66_0f_38 |
||
6460 | call take_register |
||
6461 | mov [postbyte_register],al |
||
6462 | xor al,al |
||
6463 | xchg al,[operand_size] |
||
6464 | push eax |
||
6465 | lods byte [esi] |
||
6466 | cmp al,',' |
||
6467 | jne invalid_operand |
||
6468 | lods byte [esi] |
||
6469 | call get_size_operator |
||
6470 | cmp al,'[' |
||
6471 | jne invalid_operand |
||
6472 | call get_address |
||
6473 | mov al,[operand_size] |
||
6474 | or al,al |
||
6475 | jz movdir64b_ready |
||
6476 | cmp al,64 |
||
6477 | jne invalid_operand_size |
||
6478 | movdir64b_ready: |
||
6479 | push edi |
||
6480 | call store_instruction |
||
6481 | pop ebx eax |
||
6482 | mov cl,[code_type] |
||
6483 | cmp byte [ebx],67h |
||
6484 | jne movdir64b_size_check |
||
6485 | shr cl,1 |
||
6486 | cmp cl,16 |
||
6487 | jae movdir64b_size_check |
||
6488 | mov cl,32 |
||
6489 | movdir64b_size_check: |
||
6490 | shl al,3 |
||
6491 | cmp al,cl |
||
6492 | jne invalid_operand_size |
||
6493 | jmp instruction_assembled |
||
6494 | |||
6495 | |||
6496 | shl eax,24 |
||
6497 | or eax,010FF3h |
||
6498 | stos dword [edi] |
||
6499 | jmp instruction_assembled |
||
6500 | rstorssp_instruction: |
||
6501 | mov ah,1 |
||
6502 | jmp setup_clrssbsy |
||
6503 | clrssbsy_instruction: |
||
6504 | mov ah,0AEh |
||
6505 | setup_clrssbsy: |
||
6506 | mov [base_code],0Fh |
||
6507 | mov [extended_code],ah |
||
6508 | mov [postbyte_register],al |
||
6509 | mov [opcode_prefix],0F3h |
||
6510 | lods byte [esi] |
||
6511 | call get_size_operator |
||
6512 | cmp al,'[' |
||
6513 | jne invalid_operand |
||
6514 | call get_address |
||
6515 | test [operand_size],not 8 |
||
6516 | jnz invalid_operand_size |
||
6517 | jmp instruction_ready |
||
6518 | rdsspq_instruction: |
||
6519 | mov [rex_prefix],48h |
||
6520 | rdsspd_instruction: |
||
6521 | mov ah,1Eh |
||
6522 | jmp setup_incssp |
||
6523 | incsspq_instruction: |
||
6524 | mov [rex_prefix],48h |
||
6525 | incsspd_instruction: |
||
6526 | mov ah,0AEh |
||
6527 | setup_incssp: |
||
6528 | mov [base_code],0Fh |
||
6529 | mov [extended_code],ah |
||
6530 | mov [postbyte_register],al |
||
6531 | mov [opcode_prefix],0F3h |
||
6532 | lods byte [esi] |
||
6533 | call get_size_operator |
||
6534 | cmp al,10h |
||
6535 | jne invalid_operand |
||
6536 | lods byte [esi] |
||
6537 | call convert_register |
||
6538 | mov bl,al |
||
6539 | call cet_size_check |
||
6540 | jmp nomem_instruction_ready |
||
6541 | cet_size_check: |
||
6542 | cmp [rex_prefix],0 |
||
6543 | je cet_dword |
||
6544 | cmp [code_type],64 |
||
6545 | jne illegal_instruction |
||
6546 | shr ah,1 |
||
6547 | cet_dword: |
||
6548 | cmp ah,4 |
||
6549 | jne invalid_operand_size |
||
6550 | ret |
||
6551 | wrussq_instruction: |
||
6552 | mov [opcode_prefix],66h |
||
6553 | wrssq_instruction: |
||
6554 | mov [rex_prefix],48h |
||
6555 | jmp wrssd_instruction |
||
6556 | wrussd_instruction: |
||
6557 | mov [opcode_prefix],66h |
||
6558 | wrssd_instruction: |
||
6559 | mov [base_code],0Fh |
||
6560 | mov [extended_code],38h |
||
6561 | mov [supplemental_code],al |
||
6562 | lods byte [esi] |
||
6563 | call get_size_operator |
||
6564 | cmp al,10h |
||
6565 | je wrss_reg |
||
6566 | cmp al,'[' |
||
6567 | jne invalid_operand |
||
6568 | call get_address |
||
6569 | push edx ebx ecx |
||
6570 | lods byte [esi] |
||
6571 | cmp al,',' |
||
6572 | jne invalid_operand |
||
6573 | call take_register |
||
6574 | mov [postbyte_register],al |
||
6575 | pop ecx ebx edx |
||
6576 | call cet_size_check |
||
6577 | jmp instruction_ready |
||
6578 | wrss_reg: |
||
6579 | lods byte [esi] |
||
6580 | call convert_register |
||
6581 | mov [postbyte_register],al |
||
6582 | lods byte [esi] |
||
6583 | cmp al,',' |
||
6584 | jne invalid_operand |
||
6585 | call take_register |
||
6586 | mov bl,al |
||
6587 | xchg bl,[postbyte_register] |
||
6588 | call cet_size_check |
||
6589 | jmp nomem_instruction_ready |
||
6590 | endbr_instruction: |
||
6591 | shl eax,24 |
||
6592 | or eax,1E0FF3h |
||
6593 | stos dword [edi] |
||
6594 | jmp instruction_assembled |
||
6595 | |||
6596 | |||
6597 | lods byte [esi] |
||
6598 | call get_size_operator |
||
6599 | cmp al,10h |
||
6600 | jne invalid_operand |
||
6601 | lods byte [esi] |
||
6602 | convert_register: |
||
6603 | mov ah,al |
||
6604 | shr ah,4 |
||
6605 | and al,0Fh |
||
6606 | cmp ah,8 |
||
6607 | je match_register_size |
||
6608 | cmp ah,4 |
||
6609 | ja invalid_operand |
||
6610 | cmp ah,1 |
||
6611 | ja match_register_size |
||
6612 | cmp al,4 |
||
6613 | jb match_register_size |
||
6614 | or ah,ah |
||
6615 | jz high_byte_register |
||
6616 | or [rex_prefix],40h |
||
6617 | match_register_size: |
||
6618 | cmp ah,[operand_size] |
||
6619 | je register_size_ok |
||
6620 | cmp [operand_size],0 |
||
6621 | jne operand_sizes_do_not_match |
||
6622 | mov [operand_size],ah |
||
6623 | register_size_ok: |
||
6624 | ret |
||
6625 | high_byte_register: |
||
6626 | mov ah,1 |
||
6627 | or [rex_prefix],10h |
||
6628 | jmp match_register_size |
||
6629 | convert_fpu_register: |
||
6630 | mov ah,al |
||
6631 | shr ah,4 |
||
6632 | and al,111b |
||
6633 | cmp ah,10 |
||
6634 | jne invalid_operand |
||
6635 | jmp match_register_size |
||
6636 | convert_mmx_register: |
||
6637 | mov ah,al |
||
6638 | shr ah,4 |
||
6639 | cmp ah,0Ch |
||
6640 | je xmm_register |
||
6641 | ja invalid_operand |
||
6642 | and al,111b |
||
6643 | cmp ah,0Bh |
||
6644 | jne invalid_operand |
||
6645 | mov ah,8 |
||
6646 | jmp match_register_size |
||
6647 | xmm_register: |
||
6648 | and al,0Fh |
||
6649 | mov ah,16 |
||
6650 | cmp al,8 |
||
6651 | jb match_register_size |
||
6652 | cmp [code_type],64 |
||
6653 | jne invalid_operand |
||
6654 | jmp match_register_size |
||
6655 | convert_xmm_register: |
||
6656 | mov ah,al |
||
6657 | shr ah,4 |
||
6658 | cmp ah,0Ch |
||
6659 | je xmm_register |
||
6660 | jmp invalid_operand |
||
6661 | get_size_operator: |
||
6662 | xor ah,ah |
||
6663 | cmp al,11h |
||
6664 | jne no_size_operator |
||
6665 | mov [size_declared],1 |
||
6666 | lods word [esi] |
||
6667 | xchg al,ah |
||
6668 | or [operand_flags],1 |
||
6669 | cmp ah,[operand_size] |
||
6670 | je size_operator_ok |
||
6671 | cmp [operand_size],0 |
||
6672 | jne operand_sizes_do_not_match |
||
6673 | mov [operand_size],ah |
||
6674 | size_operator_ok: |
||
6675 | ret |
||
6676 | no_size_operator: |
||
6677 | mov [size_declared],0 |
||
6678 | cmp al,'[' |
||
6679 | jne size_operator_ok |
||
6680 | and [operand_flags],not 1 |
||
6681 | ret |
||
6682 | get_jump_operator: |
||
6683 | mov [jump_type],0 |
||
6684 | cmp al,12h |
||
6685 | jne jump_operator_ok |
||
6686 | lods word [esi] |
||
6687 | mov [jump_type],al |
||
6688 | mov al,ah |
||
6689 | jump_operator_ok: |
||
6690 | ret |
||
6691 | get_address: |
||
6692 | and [address_size],0 |
||
6693 | get_address_of_required_size: |
||
6694 | call get_address_prefixes |
||
6695 | and [free_address_range],0 |
||
6696 | call calculate_address |
||
6697 | cmp byte [esi-1],']' |
||
6698 | jne invalid_address |
||
6699 | mov [address_high],edx |
||
6700 | mov edx,eax |
||
6701 | cmp [address_size_declared],0 |
||
6702 | jne address_ok |
||
6703 | cmp [segment_register],4 |
||
6704 | ja address_ok |
||
6705 | or bx,bx |
||
6706 | jnz clear_address_size |
||
6707 | cmp [code_type],64 |
||
6708 | jne address_ok |
||
6709 | calculate_relative_address: |
||
6710 | mov edx,[address_symbol] |
||
6711 | mov [symbol_identifier],edx |
||
6712 | mov edx,[address_high] |
||
6713 | mov ebp,[addressing_space] |
||
6714 | call calculate_relative_offset |
||
6715 | mov [address_high],edx |
||
6716 | cdq |
||
6717 | cmp edx,[address_high] |
||
6718 | je address_high_ok |
||
6719 | call recoverable_overflow |
||
6720 | address_high_ok: |
||
6721 | mov edx,eax |
||
6722 | ror ecx,16 |
||
6723 | mov cl,[value_type] |
||
6724 | rol ecx,16 |
||
6725 | mov bx,9900h |
||
6726 | clear_address_size: |
||
6727 | and ch,not 0Fh |
||
6728 | address_ok: |
||
6729 | ret |
||
6730 | get_address_prefixes: |
||
6731 | and [segment_register],0 |
||
6732 | and [address_size_declared],0 |
||
6733 | mov al,[code_type] |
||
6734 | shr al,3 |
||
6735 | mov [value_size],al |
||
6736 | mov al,[esi] |
||
6737 | and al,11110000b |
||
6738 | cmp al,60h |
||
6739 | jne get_address_size_prefix |
||
6740 | lods byte [esi] |
||
6741 | sub al,60h |
||
6742 | mov [segment_register],al |
||
6743 | mov al,[esi] |
||
6744 | and al,11110000b |
||
6745 | get_address_size_prefix: |
||
6746 | cmp al,70h |
||
6747 | jne address_size_prefix_ok |
||
6748 | lods byte [esi] |
||
6749 | sub al,70h |
||
6750 | cmp al,2 |
||
6751 | jb invalid_address_size |
||
6752 | cmp al,8 |
||
6753 | ja invalid_address_size |
||
6754 | mov [value_size],al |
||
6755 | or [address_size_declared],1 |
||
6756 | or [address_size],al |
||
6757 | cmp al,[address_size] |
||
6758 | jne invalid_address_size |
||
6759 | address_size_prefix_ok: |
||
6760 | ret |
||
6761 | operand_16bit: |
||
6762 | cmp [code_type],16 |
||
6763 | je size_prefix_ok |
||
6764 | mov [operand_prefix],66h |
||
6765 | ret |
||
6766 | operand_32bit: |
||
6767 | cmp [code_type],16 |
||
6768 | jne size_prefix_ok |
||
6769 | mov [operand_prefix],66h |
||
6770 | size_prefix_ok: |
||
6771 | ret |
||
6772 | operand_64bit: |
||
6773 | cmp [code_type],64 |
||
6774 | jne illegal_instruction |
||
6775 | or [rex_prefix],48h |
||
6776 | ret |
||
6777 | operand_autodetect: |
||
6778 | cmp al,2 |
||
6779 | je operand_16bit |
||
6780 | cmp al,4 |
||
6781 | je operand_32bit |
||
6782 | cmp al,8 |
||
6783 | je operand_64bit |
||
6784 | jmp invalid_operand_size |
||
6785 | store_segment_prefix_if_necessary: |
||
6786 | mov al,[segment_register] |
||
6787 | or al,al |
||
6788 | jz segment_prefix_ok |
||
6789 | cmp al,4 |
||
6790 | ja segment_prefix_386 |
||
6791 | cmp [code_type],64 |
||
6792 | je segment_prefix_ok |
||
6793 | cmp al,3 |
||
6794 | je ss_prefix |
||
6795 | jb segment_prefix_86 |
||
6796 | cmp bl,25h |
||
6797 | je segment_prefix_86 |
||
6798 | cmp bh,25h |
||
6799 | je segment_prefix_86 |
||
6800 | cmp bh,45h |
||
6801 | je segment_prefix_86 |
||
6802 | cmp bh,44h |
||
6803 | je segment_prefix_86 |
||
6804 | ret |
||
6805 | ss_prefix: |
||
6806 | cmp bl,25h |
||
6807 | je segment_prefix_ok |
||
6808 | cmp bh,25h |
||
6809 | je segment_prefix_ok |
||
6810 | cmp bh,45h |
||
6811 | je segment_prefix_ok |
||
6812 | cmp bh,44h |
||
6813 | je segment_prefix_ok |
||
6814 | jmp segment_prefix_86 |
||
6815 | store_segment_prefix: |
||
6816 | mov al,[segment_register] |
||
6817 | or al,al |
||
6818 | jz segment_prefix_ok |
||
6819 | cmp al,5 |
||
6820 | jae segment_prefix_386 |
||
6821 | segment_prefix_86: |
||
6822 | dec al |
||
6823 | shl al,3 |
||
6824 | add al,26h |
||
6825 | stos byte [edi] |
||
6826 | jmp segment_prefix_ok |
||
6827 | segment_prefix_386: |
||
6828 | add al,64h-5 |
||
6829 | stos byte [edi] |
||
6830 | segment_prefix_ok: |
||
6831 | ret |
||
6832 | store_instruction_code: |
||
6833 | cmp [vex_required],0 |
||
6834 | jne store_vex_instruction_code |
||
6835 | store_classic_instruction_code: |
||
6836 | mov al,[operand_prefix] |
||
6837 | or al,al |
||
6838 | jz operand_prefix_ok |
||
6839 | stos byte [edi] |
||
6840 | operand_prefix_ok: |
||
6841 | mov al,[opcode_prefix] |
||
6842 | or al,al |
||
6843 | jz opcode_prefix_ok |
||
6844 | stos byte [edi] |
||
6845 | opcode_prefix_ok: |
||
6846 | mov al,[rex_prefix] |
||
6847 | test al,40h |
||
6848 | jz rex_prefix_ok |
||
6849 | cmp [code_type],64 |
||
6850 | jne invalid_operand |
||
6851 | test al,0B0h |
||
6852 | jnz disallowed_combination_of_registers |
||
6853 | stos byte [edi] |
||
6854 | rex_prefix_ok: |
||
6855 | mov al,[base_code] |
||
6856 | stos byte [edi] |
||
6857 | cmp al,0Fh |
||
6858 | jne instruction_code_ok |
||
6859 | store_extended_code: |
||
6860 | mov al,[extended_code] |
||
6861 | stos byte [edi] |
||
6862 | cmp al,38h |
||
6863 | je store_supplemental_code |
||
6864 | cmp al,3Ah |
||
6865 | je store_supplemental_code |
||
6866 | instruction_code_ok: |
||
6867 | ret |
||
6868 | store_supplemental_code: |
||
6869 | mov al,[supplemental_code] |
||
6870 | stos byte [edi] |
||
6871 | ret |
||
6872 | store_nomem_instruction: |
||
6873 | test [postbyte_register],10000b |
||
6874 | jz nomem_reg_high_code_ok |
||
6875 | or [vex_required],10h |
||
6876 | and [postbyte_register],1111b |
||
6877 | nomem_reg_high_code_ok: |
||
6878 | test [postbyte_register],1000b |
||
6879 | jz nomem_reg_code_ok |
||
6880 | or [rex_prefix],44h |
||
6881 | and [postbyte_register],111b |
||
6882 | nomem_reg_code_ok: |
||
6883 | test bl,10000b |
||
6884 | jz nomem_rm_high_code_ok |
||
6885 | or [rex_prefix],42h |
||
6886 | or [vex_required],8 |
||
6887 | and bl,1111b |
||
6888 | nomem_rm_high_code_ok: |
||
6889 | test bl,1000b |
||
6890 | jz nomem_rm_code_ok |
||
6891 | or [rex_prefix],41h |
||
6892 | and bl,111b |
||
6893 | nomem_rm_code_ok: |
||
6894 | and [displacement_compression],0 |
||
6895 | call store_instruction_code |
||
6896 | mov al,[postbyte_register] |
||
6897 | shl al,3 |
||
6898 | or al,bl |
||
6899 | or al,11000000b |
||
6900 | stos byte [edi] |
||
6901 | ret |
||
6902 | store_instruction: |
||
6903 | mov [current_offset],edi |
||
6904 | and [displacement_compression],0 |
||
6905 | test [postbyte_register],10000b |
||
6906 | jz reg_high_code_ok |
||
6907 | or [vex_required],10h |
||
6908 | and [postbyte_register],1111b |
||
6909 | reg_high_code_ok: |
||
6910 | test [postbyte_register],1000b |
||
6911 | jz reg_code_ok |
||
6912 | or [rex_prefix],44h |
||
6913 | and [postbyte_register],111b |
||
6914 | reg_code_ok: |
||
6915 | cmp [code_type],64 |
||
6916 | jne address_value_ok |
||
6917 | xor eax,eax |
||
6918 | bt edx,31 |
||
6919 | sbb eax,[address_high] |
||
6920 | jz address_value_ok |
||
6921 | cmp [address_high],0 |
||
6922 | jne address_value_out_of_range |
||
6923 | test ch,44h |
||
6924 | jnz address_value_ok |
||
6925 | test bx,8080h |
||
6926 | jz address_value_ok |
||
6927 | address_value_out_of_range: |
||
6928 | call recoverable_overflow |
||
6929 | address_value_ok: |
||
6930 | call store_segment_prefix_if_necessary |
||
6931 | test [vex_required],4 |
||
6932 | jnz address_vsib |
||
6933 | or bx,bx |
||
6934 | jz address_immediate |
||
6935 | cmp bx,9800h |
||
6936 | je address_rip_based |
||
6937 | cmp bx,9400h |
||
6938 | je address_eip_based |
||
6939 | cmp bx,9900h |
||
6940 | je address_relative |
||
6941 | mov al,bl |
||
6942 | or al,bh |
||
6943 | and al,11110000b |
||
6944 | cmp al,80h |
||
6945 | je postbyte_64bit |
||
6946 | cmp al,40h |
||
6947 | je postbyte_32bit |
||
6948 | cmp al,20h |
||
6949 | jne invalid_address |
||
6950 | cmp [code_type],64 |
||
6951 | je invalid_address_size |
||
6952 | call address_16bit_prefix |
||
6953 | test ch,22h |
||
6954 | setz [displacement_compression] |
||
6955 | call store_instruction_code |
||
6956 | cmp bl,bh |
||
6957 | jbe determine_16bit_address |
||
6958 | xchg bl,bh |
||
6959 | determine_16bit_address: |
||
6960 | cmp bx,2600h |
||
6961 | je address_si |
||
6962 | cmp bx,2700h |
||
6963 | je address_di |
||
6964 | cmp bx,2300h |
||
6965 | je address_bx |
||
6966 | cmp bx,2500h |
||
6967 | je address_bp |
||
6968 | cmp bx,2625h |
||
6969 | je address_bp_si |
||
6970 | cmp bx,2725h |
||
6971 | je address_bp_di |
||
6972 | cmp bx,2723h |
||
6973 | je address_bx_di |
||
6974 | cmp bx,2623h |
||
6975 | jne invalid_address |
||
6976 | address_bx_si: |
||
6977 | xor al,al |
||
6978 | jmp postbyte_16bit |
||
6979 | address_bx_di: |
||
6980 | mov al,1 |
||
6981 | jmp postbyte_16bit |
||
6982 | address_bp_si: |
||
6983 | mov al,10b |
||
6984 | jmp postbyte_16bit |
||
6985 | address_bp_di: |
||
6986 | mov al,11b |
||
6987 | jmp postbyte_16bit |
||
6988 | address_si: |
||
6989 | mov al,100b |
||
6990 | jmp postbyte_16bit |
||
6991 | address_di: |
||
6992 | mov al,101b |
||
6993 | jmp postbyte_16bit |
||
6994 | address_bx: |
||
6995 | mov al,111b |
||
6996 | jmp postbyte_16bit |
||
6997 | address_bp: |
||
6998 | mov al,110b |
||
6999 | postbyte_16bit: |
||
7000 | test ch,22h |
||
7001 | jnz address_16bit_value |
||
7002 | or ch,ch |
||
7003 | jnz address_sizes_do_not_agree |
||
7004 | cmp edx,10000h |
||
7005 | jge value_out_of_range |
||
7006 | cmp edx,-8000h |
||
7007 | jl value_out_of_range |
||
7008 | or dx,dx |
||
7009 | jz address |
||
7010 | cmp [displacement_compression],2 |
||
7011 | ja address_8bit_value |
||
7012 | je address_16bit_value |
||
7013 | cmp dx,80h |
||
7014 | jb address_8bit_value |
||
7015 | cmp dx,-80h |
||
7016 | jae address_8bit_value |
||
7017 | address_16bit_value: |
||
7018 | or al,10000000b |
||
7019 | mov cl,[postbyte_register] |
||
7020 | shl cl,3 |
||
7021 | or al,cl |
||
7022 | stos byte [edi] |
||
7023 | mov eax,edx |
||
7024 | stos word [edi] |
||
7025 | ret |
||
7026 | address_8bit_value: |
||
7027 | or al,01000000b |
||
7028 | mov cl,[postbyte_register] |
||
7029 | shl cl,3 |
||
7030 | or al,cl |
||
7031 | stos byte [edi] |
||
7032 | mov al,dl |
||
7033 | stos byte [edi] |
||
7034 | ret |
||
7035 | address: |
||
7036 | cmp al,110b |
||
7037 | je address_8bit_value |
||
7038 | mov cl,[postbyte_register] |
||
7039 | shl cl,3 |
||
7040 | or al,cl |
||
7041 | stos byte [edi] |
||
7042 | ret |
||
7043 | address_vsib: |
||
7044 | mov al,bl |
||
7045 | shr al,4 |
||
7046 | test al,1 |
||
7047 | jz vsib_high_code_ok |
||
7048 | or [vex_register],10000b |
||
7049 | or [vex_required],8 |
||
7050 | xor al,1 |
||
7051 | vsib_high_code_ok: |
||
7052 | cmp al,6 |
||
7053 | je vsib_index_ok |
||
7054 | cmp al,0Ch |
||
7055 | jb invalid_address |
||
7056 | vsib_index_ok: |
||
7057 | mov al,bh |
||
7058 | shr al,4 |
||
7059 | cmp al,4 |
||
7060 | je postbyte_32bit |
||
7061 | cmp [code_type],64 |
||
7062 | je address_prefix_ok |
||
7063 | test al,al |
||
7064 | jnz invalid_address |
||
7065 | postbyte_32bit: |
||
7066 | call address_32bit_prefix |
||
7067 | jmp address_prefix_ok |
||
7068 | postbyte_64bit: |
||
7069 | cmp [code_type],64 |
||
7070 | jne invalid_address_size |
||
7071 | address_prefix_ok: |
||
7072 | cmp bl,44h |
||
7073 | je invalid_address |
||
7074 | cmp bl,84h |
||
7075 | je invalid_address |
||
7076 | test bh,1000b |
||
7077 | jz base_code_ok |
||
7078 | or [rex_prefix],41h |
||
7079 | base_code_ok: |
||
7080 | test bl,1000b |
||
7081 | jz index_code_ok |
||
7082 | or [rex_prefix],42h |
||
7083 | index_code_ok: |
||
7084 | test ch,44h or 88h |
||
7085 | setz [displacement_compression] |
||
7086 | call store_instruction_code |
||
7087 | or cl,cl |
||
7088 | jz only_base_register |
||
7089 | base_and_index: |
||
7090 | mov al,100b |
||
7091 | xor ah,ah |
||
7092 | cmp cl,1 |
||
7093 | je scale_ok |
||
7094 | cmp cl,2 |
||
7095 | je scale_1 |
||
7096 | cmp cl,4 |
||
7097 | je scale_2 |
||
7098 | or ah,11000000b |
||
7099 | jmp scale_ok |
||
7100 | scale_2: |
||
7101 | or ah,10000000b |
||
7102 | jmp scale_ok |
||
7103 | scale_1: |
||
7104 | or ah,01000000b |
||
7105 | scale_ok: |
||
7106 | or bh,bh |
||
7107 | jz only_index_register |
||
7108 | and bl,111b |
||
7109 | shl bl,3 |
||
7110 | or ah,bl |
||
7111 | and bh,111b |
||
7112 | or ah,bh |
||
7113 | sib_ready: |
||
7114 | test ch,44h or 88h |
||
7115 | jnz sib_address_32bit_value |
||
7116 | or ch,ch |
||
7117 | jnz address_sizes_do_not_agree |
||
7118 | cmp bh,5 |
||
7119 | je address_value |
||
7120 | or edx,edx |
||
7121 | jz sib_address |
||
7122 | address_value: |
||
7123 | cmp [displacement_compression],2 |
||
7124 | ja sib_address_8bit_value |
||
7125 | je sib_address_32bit_value |
||
7126 | cmp edx,80h |
||
7127 | jb sib_address_8bit_value |
||
7128 | cmp edx,-80h |
||
7129 | jnb sib_address_8bit_value |
||
7130 | sib_address_32bit_value: |
||
7131 | or al,10000000b |
||
7132 | mov cl,[postbyte_register] |
||
7133 | shl cl,3 |
||
7134 | or al,cl |
||
7135 | stos word [edi] |
||
7136 | jmp store_address_32bit_value |
||
7137 | sib_address_8bit_value: |
||
7138 | or al,01000000b |
||
7139 | mov cl,[postbyte_register] |
||
7140 | shl cl,3 |
||
7141 | or al,cl |
||
7142 | stos word [edi] |
||
7143 | mov al,dl |
||
7144 | stos byte [edi] |
||
7145 | ret |
||
7146 | sib_address: |
||
7147 | mov cl,[postbyte_register] |
||
7148 | shl cl,3 |
||
7149 | or al,cl |
||
7150 | stos word [edi] |
||
7151 | ret |
||
7152 | only_index_register: |
||
7153 | or ah,101b |
||
7154 | and bl,111b |
||
7155 | shl bl,3 |
||
7156 | or ah,bl |
||
7157 | mov cl,[postbyte_register] |
||
7158 | shl cl,3 |
||
7159 | or al,cl |
||
7160 | stos word [edi] |
||
7161 | test ch,44h or 88h |
||
7162 | jnz store_address_32bit_value |
||
7163 | or ch,ch |
||
7164 | jnz invalid_address_size |
||
7165 | cmp [displacement_compression],2 |
||
7166 | jbe store_address_32bit_value |
||
7167 | mov edx,[uncompressed_displacement] |
||
7168 | jmp store_address_32bit_value |
||
7169 | zero_index_register: |
||
7170 | mov bl,4 |
||
7171 | mov cl,1 |
||
7172 | jmp base_and_index |
||
7173 | only_base_register: |
||
7174 | mov al,bh |
||
7175 | and al,111b |
||
7176 | cmp al,4 |
||
7177 | je zero_index_register |
||
7178 | test ch,44h or 88h |
||
7179 | jnz simple_address_32bit_value |
||
7180 | or ch,ch |
||
7181 | jnz address_sizes_do_not_agree |
||
7182 | or edx,edx |
||
7183 | jz simple_address |
||
7184 | cmp [displacement_compression],2 |
||
7185 | ja simple_address_8bit_value |
||
7186 | je simple_address_32bit_value |
||
7187 | cmp edx,80h |
||
7188 | jb simple_address_8bit_value |
||
7189 | cmp edx,-80h |
||
7190 | jnb simple_address_8bit_value |
||
7191 | simple_address_32bit_value: |
||
7192 | or al,10000000b |
||
7193 | mov cl,[postbyte_register] |
||
7194 | shl cl,3 |
||
7195 | or al,cl |
||
7196 | stos byte [edi] |
||
7197 | jmp store_address_32bit_value |
||
7198 | simple_address_8bit_value: |
||
7199 | or al,01000000b |
||
7200 | mov cl,[postbyte_register] |
||
7201 | shl cl,3 |
||
7202 | or al,cl |
||
7203 | stos byte [edi] |
||
7204 | mov al,dl |
||
7205 | stos byte [edi] |
||
7206 | ret |
||
7207 | simple_address: |
||
7208 | cmp al,5 |
||
7209 | je simple_address_8bit_value |
||
7210 | mov cl,[postbyte_register] |
||
7211 | shl cl,3 |
||
7212 | or al,cl |
||
7213 | stos byte [edi] |
||
7214 | ret |
||
7215 | address_immediate: |
||
7216 | cmp [code_type],64 |
||
7217 | je address_immediate_sib |
||
7218 | test ch,44h or 88h |
||
7219 | jnz address_immediate_32bit |
||
7220 | test ch,22h |
||
7221 | jnz address_immediate_16bit |
||
7222 | or ch,ch |
||
7223 | jnz invalid_address_size |
||
7224 | cmp [code_type],16 |
||
7225 | je addressing_16bit |
||
7226 | address_immediate_32bit: |
||
7227 | call address_32bit_prefix |
||
7228 | call store_instruction_code |
||
7229 | store_immediate_address: |
||
7230 | mov al,101b |
||
7231 | mov cl,[postbyte_register] |
||
7232 | shl cl,3 |
||
7233 | or al,cl |
||
7234 | stos byte [edi] |
||
7235 | store_address_32bit_value: |
||
7236 | test ch,0F0h |
||
7237 | jz address_32bit_relocation_ok |
||
7238 | mov eax,ecx |
||
7239 | shr eax,16 |
||
7240 | cmp al,4 |
||
7241 | jne address_32bit_relocation |
||
7242 | mov al,2 |
||
7243 | address_32bit_relocation: |
||
7244 | xchg [value_type],al |
||
7245 | mov ebx,[address_symbol] |
||
7246 | xchg ebx,[symbol_identifier] |
||
7247 | call mark_relocation |
||
7248 | mov [value_type],al |
||
7249 | mov [symbol_identifier],ebx |
||
7250 | address_32bit_relocation_ok: |
||
7251 | mov eax,edx |
||
7252 | stos dword [edi] |
||
7253 | ret |
||
7254 | store_address_64bit_value: |
||
7255 | test ch,0F0h |
||
7256 | jz address_64bit_relocation_ok |
||
7257 | mov eax,ecx |
||
7258 | shr eax,16 |
||
7259 | xchg [value_type],al |
||
7260 | mov ebx,[address_symbol] |
||
7261 | xchg ebx,[symbol_identifier] |
||
7262 | call mark_relocation |
||
7263 | mov [value_type],al |
||
7264 | mov [symbol_identifier],ebx |
||
7265 | address_64bit_relocation_ok: |
||
7266 | mov eax,edx |
||
7267 | stos dword [edi] |
||
7268 | mov eax,[address_high] |
||
7269 | stos dword [edi] |
||
7270 | ret |
||
7271 | address_immediate_sib: |
||
7272 | test ch,44h |
||
7273 | jnz address_immediate_sib_32bit |
||
7274 | test ch,not 88h |
||
7275 | jnz invalid_address_size |
||
7276 | test edx,80000000h |
||
7277 | jz address_immediate_sib_store |
||
7278 | cmp [address_high],0 |
||
7279 | je address_immediate_sib_nosignextend |
||
7280 | address_immediate_sib_store: |
||
7281 | call store_instruction_code |
||
7282 | mov al,100b |
||
7283 | mov ah,100101b |
||
7284 | mov cl,[postbyte_register] |
||
7285 | shl cl,3 |
||
7286 | or al,cl |
||
7287 | stos word [edi] |
||
7288 | jmp store_address_32bit_value |
||
7289 | address_immediate_sib_32bit: |
||
7290 | test ecx,0FF0000h |
||
7291 | jnz address_immediate_sib_nosignextend |
||
7292 | test edx,80000000h |
||
7293 | jz address_immediate_sib_store |
||
7294 | address_immediate_sib_nosignextend: |
||
7295 | call address_32bit_prefix |
||
7296 | jmp address_immediate_sib_store |
||
7297 | address_eip_based: |
||
7298 | mov al,67h |
||
7299 | stos byte [edi] |
||
7300 | address_rip_based: |
||
7301 | cmp [code_type],64 |
||
7302 | jne invalid_address |
||
7303 | call store_instruction_code |
||
7304 | jmp store_immediate_address |
||
7305 | address_relative: |
||
7306 | call store_instruction_code |
||
7307 | movzx eax,[immediate_size] |
||
7308 | add eax,edi |
||
7309 | sub eax,[current_offset] |
||
7310 | add eax,5 |
||
7311 | sub edx,eax |
||
7312 | jno @f |
||
7313 | call recoverable_overflow |
||
7314 | @@: |
||
7315 | mov al,101b |
||
7316 | mov cl,[postbyte_register] |
||
7317 | shl cl,3 |
||
7318 | or al,cl |
||
7319 | stos byte [edi] |
||
7320 | shr ecx,16 |
||
7321 | xchg [value_type],cl |
||
7322 | mov ebx,[address_symbol] |
||
7323 | xchg ebx,[symbol_identifier] |
||
7324 | mov eax,edx |
||
7325 | call mark_relocation |
||
7326 | mov [value_type],cl |
||
7327 | mov [symbol_identifier],ebx |
||
7328 | stos dword [edi] |
||
7329 | ret |
||
7330 | addressing_16bit: |
||
7331 | cmp edx,10000h |
||
7332 | jge address_immediate_32bit |
||
7333 | cmp edx,-8000h |
||
7334 | jl address_immediate_32bit |
||
7335 | movzx edx,dx |
||
7336 | address_immediate_16bit: |
||
7337 | call address_16bit_prefix |
||
7338 | call store_instruction_code |
||
7339 | mov al,110b |
||
7340 | mov cl,[postbyte_register] |
||
7341 | shl cl,3 |
||
7342 | or al,cl |
||
7343 | stos byte [edi] |
||
7344 | mov eax,edx |
||
7345 | stos word [edi] |
||
7346 | cmp edx,10000h |
||
7347 | jge value_out_of_range |
||
7348 | cmp edx,-8000h |
||
7349 | jl value_out_of_range |
||
7350 | ret |
||
7351 | address_16bit_prefix: |
||
7352 | cmp [code_type],16 |
||
7353 | je instruction_prefix_ok |
||
7354 | mov al,67h |
||
7355 | stos byte [edi] |
||
7356 | ret |
||
7357 | address_32bit_prefix: |
||
7358 | cmp [code_type],32 |
||
7359 | je instruction_prefix_ok |
||
7360 | mov al,67h |
||
7361 | stos byte [edi] |
||
7362 | instruction_prefix_ok: |
||
7363 | ret |
||
7364 | store_instruction_with_imm8: |
||
7365 | mov [immediate_size],1 |
||
7366 | call store_instruction |
||
7367 | mov al,byte [value] |
||
7368 | stos byte [edi] |
||
7369 | ret |
||
7370 | store_instruction_with_imm16: |
||
7371 | mov [immediate_size],2 |
||
7372 | call store_instruction |
||
7373 | mov ax,word [value] |
||
7374 | call mark_relocation |
||
7375 | stos word [edi] |
||
7376 | ret |
||
7377 | store_instruction_with_imm32: |
||
7378 | mov [immediate_size],4 |
||
7379 | call store_instruction |
||
7380 | mov eax,dword [value] |
||
7381 | call mark_relocation |
||
7382 | stos dword [edi] |
||
7383 | ret |
||
7384 |