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425 | victor | 1 | $Revision: 431 $ |
431 | serge | 2 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
3 | ;; ;; |
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4 | ;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;; |
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5 | ;; Distributed under terms of the GNU General Public License ;; |
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6 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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358 | mikedld | 7 | ; |
8 | ; Formatted Debug Output (FDO) |
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9 | ; Copyright (c) 2005-2006, mike.dld |
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10 | ; Created: 2005-01-29, Changed: 2006-11-10 |
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11 | ; |
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12 | ; For questions and bug reports, mail to mike.dld@gmail.com |
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13 | ; |
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14 | ; Available format specifiers are: %s, %d, %u, %x (with partial width support) |
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15 | ; |
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16 | |||
17 | ; to be defined: |
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18 | ; __DEBUG__ equ 1 |
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19 | ; __DEBUG_LEVEL__ equ 5 |
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20 | |||
21 | macro debug_func name { |
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22 | if used name |
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23 | name@of@func equ name |
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24 | } |
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25 | |||
26 | macro debug_beginf { |
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27 | align 4 |
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28 | name@of@func: |
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29 | } |
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30 | |||
31 | debug_endf fix end if |
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32 | |||
33 | macro DEBUGS _sign,[_str] { |
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34 | common |
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35 | local tp |
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36 | tp equ 0 |
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37 | match _arg:_num,_str \{ |
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38 | DEBUGS_N _sign,_num,_arg |
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39 | tp equ 1 |
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40 | \} |
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41 | match =0 _arg,tp _str \{ |
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42 | DEBUGS_N _sign,,_arg |
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43 | \} |
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44 | } |
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45 | |||
46 | macro DEBUGS_N _sign,_num,[_str] { |
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47 | common |
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48 | pushf |
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49 | pushad |
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50 | local ..str,..label,is_str |
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51 | is_str = 0 |
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52 | forward |
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53 | if _str eqtype '' |
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54 | is_str = 1 |
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55 | end if |
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56 | common |
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57 | if is_str = 1 |
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58 | jmp ..label |
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59 | ..str db _str,0 |
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60 | ..label: |
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61 | add esp,4*8+4 |
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62 | mov edx,..str |
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63 | sub esp,4*8+4 |
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64 | else |
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65 | mov edx,_str |
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66 | end if |
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67 | if ~_num eq |
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68 | if _num eqtype eax |
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69 | if _num in |
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70 | mov esi,_num |
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71 | else if ~_num eq esi |
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72 | movzx esi,_num |
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73 | end if |
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74 | else if _num eqtype 0 |
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75 | mov esi,_num |
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76 | else |
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77 | local tp |
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78 | tp equ 0 |
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79 | match [_arg],_num \{ |
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80 | mov esi,dword[_arg] |
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81 | tp equ 1 |
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82 | \} |
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83 | match =0 =dword[_arg],tp _num \{ |
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84 | mov esi,dword[_arg] |
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85 | tp equ 1 |
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86 | \} |
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87 | match =0 =word[_arg],tp _num \{ |
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88 | movzx esi,word[_arg] |
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89 | tp equ 1 |
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90 | \} |
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91 | match =0 =byte[_arg],tp _num \{ |
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92 | movzx esi,byte[_arg] |
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93 | tp equ 1 |
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94 | \} |
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95 | match =0,tp \{ |
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96 | 'Error: specified string width is incorrect' |
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97 | \} |
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98 | end if |
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99 | else |
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100 | mov esi,0x7FFFFFFF |
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101 | end if |
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102 | call fdo_debug_outstr |
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103 | popad |
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104 | popf |
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105 | } |
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106 | |||
107 | macro DEBUGD _sign,_dec { |
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108 | local tp |
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109 | tp equ 0 |
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110 | match _arg:_num,_dec \{ |
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111 | DEBUGD_N _sign,_num,_arg |
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112 | tp equ 1 |
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113 | \} |
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114 | match =0 _arg,tp _dec \{ |
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115 | DEBUGD_N _sign,,_arg |
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116 | \} |
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117 | } |
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118 | |||
119 | macro DEBUGD_N _sign,_num,_dec { |
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120 | pushf |
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121 | pushad |
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122 | if (~_num eq) |
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123 | if (_dec eqtype eax | _dec eqtype 0) |
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124 | 'Error: precision allowed only for in-memory variables' |
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125 | end if |
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126 | if (~_num in <1,2,4>) |
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127 | if _sign |
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128 | 'Error: 1, 2 and 4 are only allowed for precision in %d' |
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129 | else |
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130 | 'Error: 1, 2 and 4 are only allowed for precision in %u' |
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131 | end if |
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132 | end if |
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133 | end if |
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134 | if _dec eqtype eax |
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135 | if _dec in |
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136 | mov eax,_dec |
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137 | else if ~_dec eq eax |
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138 | if _sign = 1 |
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139 | movsx eax,_dec |
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140 | else |
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141 | movzx eax,_dec |
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142 | end if |
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143 | end if |
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144 | else if _dec eqtype 0 |
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145 | mov eax,_dec |
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146 | else |
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147 | add esp,4*8+4 |
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148 | if _num eq |
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149 | mov eax,dword _dec |
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150 | else if _num = 1 |
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151 | if _sign = 1 |
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152 | movsx eax,byte _dec |
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153 | else |
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154 | movzx eax,byte _dec |
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155 | end if |
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156 | else if _num = 2 |
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157 | if _sign = 1 |
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158 | movsx eax,word _dec |
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159 | else |
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160 | movzx eax,word _dec |
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161 | end if |
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162 | else |
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163 | mov eax,dword _dec |
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164 | end if |
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165 | sub esp,4*8+4 |
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166 | end if |
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167 | mov cl,_sign |
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168 | call fdo_debug_outdec |
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169 | popad |
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170 | popf |
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171 | } |
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172 | |||
173 | macro DEBUGH _sign,_hex { |
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174 | local tp |
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175 | tp equ 0 |
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176 | match _arg:_num,_hex \{ |
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177 | DEBUGH_N _sign,_num,_arg |
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178 | tp equ 1 |
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179 | \} |
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180 | match =0 _arg,tp _hex \{ |
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181 | DEBUGH_N _sign,,_arg |
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182 | \} |
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183 | } |
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184 | |||
185 | macro DEBUGH_N _sign,_num,_hex { |
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186 | pushf |
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187 | pushad |
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188 | if (~_num eq) & (~_num in <1,2,3,4,5,6,7,8>) |
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189 | 'Error: 1..8 are only allowed for precision in %x' |
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190 | end if |
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191 | if _hex eqtype eax |
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192 | if _hex in |
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193 | if ~_hex eq eax |
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194 | mov eax,_hex |
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195 | end if |
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196 | else if _hex in |
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197 | if ~_hex eq ax |
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198 | movzx eax,_hex |
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199 | end if |
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200 | shl eax,16 |
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201 | if (_num eq) |
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202 | mov edx,4 |
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203 | end if |
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204 | else if _hex in |
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205 | if ~_hex eq al |
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206 | movzx eax,_hex |
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207 | end if |
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208 | shl eax,24 |
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209 | if (_num eq) |
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210 | mov edx,2 |
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211 | end if |
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212 | end if |
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213 | else if _hex eqtype 0 |
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214 | mov eax,_hex |
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215 | else |
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216 | add esp,4*8+4 |
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217 | mov eax,dword _hex |
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218 | sub esp,4*8+4 |
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219 | end if |
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220 | if ~_num eq |
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221 | mov edx,_num |
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222 | else |
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223 | if ~_hex eqtype eax |
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224 | mov edx,8 |
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225 | end if |
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226 | end if |
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227 | call fdo_debug_outhex |
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228 | popad |
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229 | popf |
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230 | } |
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231 | |||
232 | ;----------------------------------------------------------------------------- |
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233 | |||
234 | debug_func fdo_debug_outchar |
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235 | debug_beginf |
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236 | pushad |
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237 | movzx ebx,al |
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238 | mov eax,1 |
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239 | call sys_msg_board |
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240 | popad |
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241 | ret |
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242 | debug_endf |
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243 | |||
244 | debug_func fdo_debug_outstr |
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245 | debug_beginf |
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246 | mov eax,1 |
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247 | .l1: dec esi |
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248 | js .l2 |
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249 | movzx ebx,byte[edx] |
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250 | or bl,bl |
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251 | jz .l2 |
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252 | call sys_msg_board |
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253 | inc edx |
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254 | jmp .l1 |
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255 | .l2: ret |
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256 | debug_endf |
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257 | |||
258 | debug_func fdo_debug_outdec |
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259 | debug_beginf |
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260 | or cl,cl |
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261 | jz @f |
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262 | or eax,eax |
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263 | jns @f |
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264 | neg eax |
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265 | push eax |
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266 | mov al,'-' |
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267 | call fdo_debug_outchar |
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268 | pop eax |
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269 | @@: push 10 |
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270 | pop ecx |
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271 | push -'0' |
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272 | .l1: xor edx,edx |
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273 | div ecx |
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274 | push edx |
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275 | test eax,eax |
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276 | jnz .l1 |
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277 | .l2: pop eax |
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278 | add al,'0' |
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279 | jz .l3 |
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280 | call fdo_debug_outchar |
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281 | jmp .l2 |
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282 | .l3: ret |
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283 | debug_endf |
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284 | |||
285 | debug_func fdo_debug_outhex |
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286 | __fdo_hexdigits db '0123456789ABCDEF' |
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287 | debug_beginf |
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288 | mov cl,dl |
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289 | neg cl |
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290 | add cl,8 |
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291 | shl cl,2 |
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292 | rol eax,cl |
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293 | .l1: rol eax,4 |
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294 | push eax |
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295 | and eax,0x0000000F |
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296 | mov al,[__fdo_hexdigits+eax] |
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297 | call fdo_debug_outchar |
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298 | pop eax |
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299 | dec edx |
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300 | jnz .l1 |
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301 | ret |
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302 | debug_endf |
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303 | |||
304 | ;----------------------------------------------------------------------------- |
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305 | |||
306 | macro DEBUGF _level,_format,[_arg] { |
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307 | common |
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308 | if __DEBUG__ = 1 & _level >= __DEBUG_LEVEL__ |
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309 | local ..f1,f2,a1,a2,c1,c2,c3,..lbl |
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310 | _debug_str_ equ __debug_str_ # a1 |
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311 | a1 = 0 |
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312 | c2 = 0 |
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313 | c3 = 0 |
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314 | f2 = 0 |
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315 | repeat ..lbl-..f1 |
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316 | virtual at 0 |
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317 | db _format,0,0 |
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318 | load c1 word from %-1 |
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319 | end virtual |
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320 | if c1 = '%s' |
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321 | virtual at 0 |
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322 | db _format,0,0 |
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323 | store word 0 at %-1 |
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324 | load c1 from f2-c2 |
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325 | end virtual |
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326 | if c1 <> 0 |
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327 | DEBUGS 0,_debug_str_+f2-c2 |
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328 | end if |
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329 | c2 = c2 + 1 |
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330 | f2 = %+1 |
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331 | DEBUGF_HELPER S,a1,0,_arg |
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332 | else if c1 = '%x' |
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333 | virtual at 0 |
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334 | db _format,0,0 |
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335 | store word 0 at %-1 |
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336 | load c1 from f2-c2 |
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337 | end virtual |
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338 | if c1 <> 0 |
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339 | DEBUGS 0,_debug_str_+f2-c2 |
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340 | end if |
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341 | c2 = c2 + 1 |
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342 | f2 = %+1 |
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343 | DEBUGF_HELPER H,a1,0,_arg |
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344 | else if c1 = '%d' | c1 = '%u' |
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345 | local c4 |
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346 | if c1 = '%d' |
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347 | c4 = 1 |
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348 | else |
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349 | c4 = 0 |
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350 | end if |
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351 | virtual at 0 |
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352 | db _format,0,0 |
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353 | store word 0 at %-1 |
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354 | load c1 from f2-c2 |
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355 | end virtual |
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356 | if c1 <> 0 |
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357 | DEBUGS 0,_debug_str_+f2-c2 |
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358 | end if |
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359 | c2 = c2 + 1 |
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360 | f2 = %+1 |
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361 | DEBUGF_HELPER D,a1,c4,_arg |
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362 | else if c1 = '\n' |
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363 | c3 = c3 + 1 |
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364 | end if |
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365 | end repeat |
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366 | virtual at 0 |
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367 | db _format,0,0 |
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368 | load c1 from f2-c2 |
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369 | end virtual |
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370 | if (c1<>0)&(f2<>..lbl-..f1-1) |
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371 | DEBUGS 0,_debug_str_+f2-c2 |
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372 | end if |
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373 | virtual at 0 |
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374 | ..f1 db _format,0 |
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375 | ..lbl: |
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376 | __debug_strings equ __debug_strings,_debug_str_,<_format>,..lbl-..f1-1-c2-c3 |
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377 | end virtual |
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378 | end if |
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379 | } |
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380 | |||
381 | macro __include_debug_strings dummy,[_id,_fmt,_len] { |
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382 | common |
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383 | local c1,a1,a2 |
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384 | forward |
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385 | if defined _len & ~_len eq |
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386 | _id: |
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387 | a1 = 0 |
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388 | a2 = 0 |
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389 | repeat _len |
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390 | virtual at 0 |
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391 | db _fmt,0,0 |
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392 | load c1 word from %+a2-1 |
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393 | end virtual |
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394 | if (c1='%s')|(c1='%x')|(c1='%d')|(c1='%u') |
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395 | db 0 |
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396 | a2 = a2 + 1 |
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397 | else if (c1='\n') |
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398 | dw $0A0D |
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399 | a1 = a1 + 1 |
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400 | a2 = a2 + 1 |
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401 | else |
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402 | db c1 and 0x0FF |
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403 | end if |
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404 | end repeat |
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405 | db 0 |
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406 | end if |
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407 | } |
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408 | |||
409 | macro DEBUGF_HELPER _letter,_num,_sign,[_arg] { |
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410 | common |
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411 | local num |
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412 | num = 0 |
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413 | forward |
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414 | if num = _num |
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415 | DEBUG#_letter _sign,_arg |
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416 | end if |
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417 | num = num+1 |
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418 | common |
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419 | _num = _num+1 |
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420 | } |
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421 | |||
422 | macro include_debug_strings { |
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423 | if __DEBUG__ = 1 |
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424 | match dbg_str,__debug_strings \{ |
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425 | __include_debug_strings dbg_str |
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426 | \} |
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427 | end if |
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428 | }>>>>>1,2,3,4,5,6,7,8>1,2,4> |