| 1 | //\r |
| 2 | // m68kDasmWin.cpp - M68K disassembly window\r |
| 3 | //\r |
| 4 | // by Jean-Paul Mari\r |
| 5 | //\r |
| 6 | // JPM = Jean-Paul Mari <djipi.mari@gmail.com>\r |
| 7 | //\r |
| 8 | // Who When What\r |
| 9 | // --- ---------- -------------------------------------------------------------\r |
| 10 | // JPM 06/27/2016 Created this file\r |
| 11 | // JPM 12/04/2016 Suport ELF debug information\r |
| 12 | // JPM Replacing the ELF support by the debugger information manager calls\r |
| 13 | //\r |
| 14 | \r |
| 15 | // STILL TO DO:\r |
| 16 | //\r |
| 17 | \r |
| 18 | #include <stdlib.h>\r |
| 19 | #include "debugger/m68kDasmWin.h"\r |
| 20 | #include "m68000/m68kinterface.h"\r |
| 21 | #include "dsp.h"\r |
| 22 | #include "gpu.h"\r |
| 23 | #include "DBGManager.h"\r |
| 24 | #include "settings.h"\r |
| 25 | \r |
| 26 | \r |
| 27 | // \r |
| 28 | m68KDasmWindow::m68KDasmWindow(QWidget * parent/*= 0*/): QWidget(parent, Qt::Dialog),\r |
| 29 | layout(new QVBoxLayout), text(new QTextBrowser),\r |
| 30 | memBase(0)\r |
| 31 | {\r |
| 32 | QFont fixedFont("Lucida Console", 8, QFont::Normal);\r |
| 33 | fixedFont.setStyleHint(QFont::Monospace); //TypeWriter\r |
| 34 | fixedFont.setLetterSpacing(QFont::PercentageSpacing, 100);\r |
| 35 | text->setFont(fixedFont);\r |
| 36 | setLayout(layout);\r |
| 37 | \r |
| 38 | layout->addWidget(text);\r |
| 39 | }\r |
| 40 | \r |
| 41 | \r |
| 42 | //\r |
| 43 | void m68KDasmWindow::RefreshContents(void)\r |
| 44 | {\r |
| 45 | QString s;\r |
| 46 | char buffer[1024], string[1024], adresse[16];\r |
| 47 | size_t pc = memBase, oldpc;\r |
| 48 | size_t m68kPC = m68k_get_reg(NULL, M68K_REG_PC);\r |
| 49 | size_t m68KPCNbrDisasmLines = 0;\r |
| 50 | char *Symbol = NULL, *LineSrc, *CurrentLineSrc = NULL;\r |
| 51 | bool m68kPCShow = false;\r |
| 52 | bool constant, adr, equal, Error;\r |
| 53 | size_t j, i;\r |
| 54 | size_t nbr = vjs.nbrdisasmlines;\r |
| 55 | char *PtrFullSource, *CurrentPtrFullSource = (char *)calloc(1, 1);\r |
| 56 | size_t NumLine; // , CurrentNumLine = 0;\r |
| 57 | size_t CurrentNumLine;\r |
| 58 | char singleCharString[2] = { 0, 0 };\r |
| 59 | \r |
| 60 | for (i = 0; i < nbr; i++)\r |
| 61 | {\r |
| 62 | oldpc = pc;\r |
| 63 | adr = constant = equal = false;\r |
| 64 | \r |
| 65 | // Display source filename based on the program address\r |
| 66 | if (vjs.displayFullSourceFilename && (PtrFullSource = DBGManager_GetFullSourceFilenameFromAdr(oldpc, &Error)) && strcmp(CurrentPtrFullSource, PtrFullSource))\r |
| 67 | {\r |
| 68 | #if 0\r |
| 69 | if (strcmp(OldPtrFullSource, PtrFullSource))\r |
| 70 | #endif\r |
| 71 | {\r |
| 72 | if (i)\r |
| 73 | {\r |
| 74 | nbr++;\r |
| 75 | s += QString("<br>");\r |
| 76 | }\r |
| 77 | \r |
| 78 | CurrentNumLine = DBGManager_GetNumLineFromAdr(pc, DBG_NO_TAG) - 1;\r |
| 79 | nbr++;\r |
| 80 | CurrentPtrFullSource = (char *)realloc(CurrentPtrFullSource, strlen(PtrFullSource) + 1);\r |
| 81 | strcpy(CurrentPtrFullSource, PtrFullSource);\r |
| 82 | if (!Error)\r |
| 83 | {\r |
| 84 | sprintf(string, "<font color='#ff0000'><b>%s</b></font><br>", PtrFullSource);\r |
| 85 | }\r |
| 86 | else\r |
| 87 | {\r |
| 88 | sprintf(string, "<font color='#00ff00'><b>%s</b></font><br>", PtrFullSource);\r |
| 89 | }\r |
| 90 | s += QString(string);\r |
| 91 | }\r |
| 92 | }\r |
| 93 | \r |
| 94 | // Display line number based on the program address\r |
| 95 | if ((NumLine = DBGManager_GetNumLineFromAdr(oldpc, DBG_NO_TAG)) && ((signed)NumLine > (signed)CurrentNumLine))\r |
| 96 | {\r |
| 97 | if ((signed)CurrentNumLine < 0)\r |
| 98 | {\r |
| 99 | CurrentNumLine = NumLine - 1;\r |
| 100 | }\r |
| 101 | sprintf(string, "| <font color='#006400'>%5u</font> | ", (unsigned int)++CurrentNumLine); // (CurrentNumLine = NumLine));\r |
| 102 | }\r |
| 103 | else\r |
| 104 | {\r |
| 105 | sprintf(string, "| | ");\r |
| 106 | }\r |
| 107 | s += QString(string);\r |
| 108 | \r |
| 109 | // Display line source based on the program address\r |
| 110 | if (((signed)CurrentNumLine > 0) && (LineSrc = DBGManager_GetLineSrcFromNumLineBaseAdr(oldpc, CurrentNumLine)) && (LineSrc != CurrentLineSrc))\r |
| 111 | {\r |
| 112 | sprintf(string, "<font color='#006400'>%s</font><br>", (CurrentLineSrc = LineSrc));\r |
| 113 | s += QString(string);\r |
| 114 | nbr++;\r |
| 115 | }\r |
| 116 | else\r |
| 117 | {\r |
| 118 | // Display symbol, or line source, based on the program address\r |
| 119 | if (!CurrentLineSrc && !Symbol && (Symbol = DBGManager_GetSymbolNameFromAdr(oldpc)))\r |
| 120 | {\r |
| 121 | sprintf(string, "%s:<br>", Symbol);\r |
| 122 | s += QString(string);\r |
| 123 | nbr++;\r |
| 124 | }\r |
| 125 | // Display the assembly line based on the current PC\r |
| 126 | else\r |
| 127 | {\r |
| 128 | pc += m68k_disassemble(buffer, (unsigned int)pc, 0, vjs.disasmopcodes);\r |
| 129 | \r |
| 130 | if (m68kPC == oldpc)\r |
| 131 | {\r |
| 132 | sprintf(string, "-> <u>%06X: %s</u><br>", (unsigned int)oldpc, buffer);\r |
| 133 | m68kPCShow = true;\r |
| 134 | m68KPCNbrDisasmLines = i;\r |
| 135 | }\r |
| 136 | else\r |
| 137 | {\r |
| 138 | sprintf(string, " %06X: %s<br>", (unsigned int)oldpc, buffer);\r |
| 139 | }\r |
| 140 | \r |
| 141 | buffer[0] = 0; // Clear string\r |
| 142 | \r |
| 143 | for (j = 0; j < strlen(string); j++)\r |
| 144 | {\r |
| 145 | if (string[j] == ' ')\r |
| 146 | {\r |
| 147 | strcat(buffer, " ");\r |
| 148 | adr = constant = false;\r |
| 149 | }\r |
| 150 | else\r |
| 151 | {\r |
| 152 | switch (string[j])\r |
| 153 | {\r |
| 154 | case '#':\r |
| 155 | constant = true;\r |
| 156 | break;\r |
| 157 | \r |
| 158 | case '$':\r |
| 159 | adr = true;\r |
| 160 | break;\r |
| 161 | \r |
| 162 | case ',':\r |
| 163 | constant = adr = equal = false;\r |
| 164 | break;\r |
| 165 | \r |
| 166 | case '=':\r |
| 167 | equal = true;\r |
| 168 | break;\r |
| 169 | }\r |
| 170 | \r |
| 171 | if (!constant && adr && !equal)\r |
| 172 | {\r |
| 173 | int l = 0;\r |
| 174 | char *p;\r |
| 175 | do\r |
| 176 | {\r |
| 177 | adresse[l++] = string[++j];\r |
| 178 | } while ((string[(j + 1)] >= '0') && (string[(j + 1)] <= '9') || (string[(j + 1)] >= 'A') && (string[(j + 1)] <= 'F'));\r |
| 179 | adresse[l] = 0;\r |
| 180 | \r |
| 181 | if (Symbol = DBGManager_GetSymbolNameFromAdr(strtoul(adresse, &p, 16)))\r |
| 182 | {\r |
| 183 | strcat(buffer, Symbol);\r |
| 184 | }\r |
| 185 | else\r |
| 186 | {\r |
| 187 | strcat(buffer, "$");\r |
| 188 | strcat(buffer, adresse);\r |
| 189 | }\r |
| 190 | \r |
| 191 | adr = false;\r |
| 192 | }\r |
| 193 | else\r |
| 194 | {\r |
| 195 | singleCharString[0] = string[j];\r |
| 196 | strcat(buffer, singleCharString);\r |
| 197 | }\r |
| 198 | }\r |
| 199 | }\r |
| 200 | \r |
| 201 | Symbol = NULL;\r |
| 202 | s += QString(buffer);\r |
| 203 | }\r |
| 204 | }\r |
| 205 | }\r |
| 206 | \r |
| 207 | // Display generated text\r |
| 208 | text->clear();\r |
| 209 | if (m68kPCShow)\r |
| 210 | {\r |
| 211 | text->setText(s);\r |
| 212 | }\r |
| 213 | else\r |
| 214 | {\r |
| 215 | Use68KPCAddress();\r |
| 216 | RefreshContents();\r |
| 217 | }\r |
| 218 | \r |
| 219 | // Set the scrollbar position in accordance of the M68K PC pointer \r |
| 220 | if (m68KPCNbrDisasmLines > (nbr / 2))\r |
| 221 | {\r |
| 222 | text->verticalScrollBar()->setValue(text->verticalScrollBar()->maximum());\r |
| 223 | }\r |
| 224 | else\r |
| 225 | {\r |
| 226 | text->verticalScrollBar()->setValue(text->verticalScrollBar()->minimum());\r |
| 227 | }\r |
| 228 | \r |
| 229 | free(CurrentPtrFullSource);\r |
| 230 | }\r |
| 231 | \r |
| 232 | \r |
| 233 | // Set mem base PC address using the 68K pc current address\r |
| 234 | void m68KDasmWindow::Use68KPCAddress(void)\r |
| 235 | {\r |
| 236 | memBase = m68k_get_reg(NULL, M68K_REG_PC);\r |
| 237 | }\r |
| 238 | \r |
| 239 | \r |
| 240 | // Set mem base PC address\r |
| 241 | void m68KDasmWindow::SetAddress(int address)\r |
| 242 | {\r |
| 243 | memBase = address;\r |
| 244 | }\r |