2 * $Id: debug_win.c,v 1.20 2007-09-18 10:48:57 nkeynes Exp $
3 * This file is responsible for the main debugger gui frame.
5 * Copyright (c) 2005 Nathan Keynes.
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
22 #include "sh4/sh4dasm.h"
28 GdkColor *msg_colors[] = { &clrError, &clrError, &clrWarn, &clrNormal,
29 &clrDebug, &clrTrace };
30 char *msg_levels[] = { "FATAL", "ERROR", "WARN", "INFO", "DEBUG", "TRACE" };
32 void init_register_list( debug_info_t data );
34 struct debug_info_struct {
38 struct cpu_desc_struct *cpu;
39 const cpu_desc_t *cpu_list;
42 GtkCList *disasm_list;
45 GtkProgressBar *icounter;
46 char icounter_text[16];
50 debug_info_t init_debug_win(GtkWidget *win, const cpu_desc_t *cpu_list )
54 debug_info_t data = g_malloc0( sizeof(struct debug_info_struct) + cpu_list[0]->regs_size );
55 data->disasm_from = -1;
58 data->cpu = cpu_list[0];
59 data->cpu_list = cpu_list;
61 data->regs_list= gtk_object_get_data(GTK_OBJECT(win), "reg_list");
63 gtk_widget_modify_font( GTK_WIDGET(data->regs_list), fixed_list_font );
64 init_register_list( data );
65 data->msgs_list = gtk_object_get_data(GTK_OBJECT(win), "output_list");
66 data->disasm_list = gtk_object_get_data(GTK_OBJECT(win), "disasm_list");
67 gtk_clist_set_column_width( data->disasm_list, 1, 16 );
68 data->page_field = gtk_object_get_data(GTK_OBJECT(win), "page_field");
70 appbar = gtk_object_get_data(GTK_OBJECT(win), "debug_appbar");
71 data->icounter = gnome_appbar_get_progress( appbar );
72 gtk_progress_bar_set_text(data->icounter, "1");
74 gtk_object_set_data( GTK_OBJECT(win), "debug_data", data );
75 set_disassembly_pc( data, *data->cpu->pc, FALSE );
76 debug_win_set_running( data, FALSE );
80 void init_register_list( debug_info_t data )
86 gtk_clist_clear( data->regs_list );
88 for( i=0; data->cpu->regs_info[i].name != NULL; i++ ) {
89 arr[0] = data->cpu->regs_info[i].name;
90 if( data->cpu->regs_info->type == REG_INT )
91 sprintf( buf, "%08X", *((uint32_t *)data->cpu->regs_info[i].value) );
93 sprintf( buf, "%f", *((float *)data->cpu->regs_info[i].value) );
94 gtk_clist_append( data->regs_list, arr );
99 * Check for changed registers and update the display
101 void update_registers( debug_info_t data )
104 for( i=0; data->cpu->regs_info[i].name != NULL; i++ ) {
105 if( data->cpu->regs_info[i].type == REG_INT ) {
106 /* Yes this _is_ probably fairly evil */
107 if( *((uint32_t *)data->cpu->regs_info[i].value) !=
108 *((uint32_t *)((char *)data->saved_regs + ((char *)data->cpu->regs_info[i].value - (char *)data->cpu->regs))) ) {
110 sprintf( buf, "%08X", *((uint32_t *)data->cpu->regs_info[i].value) );
111 gtk_clist_set_text( data->regs_list, i, 1, buf );
112 gtk_clist_set_foreground( data->regs_list, i, &clrChanged );
114 gtk_clist_set_foreground( data->regs_list, i, &clrNormal );
117 if( *((float *)data->cpu->regs_info[i].value) !=
118 *((float *)((char *)data->saved_regs + ((char *)data->cpu->regs_info[i].value - (char *)data->cpu->regs))) ) {
120 sprintf( buf, "%f", *((float *)data->cpu->regs_info[i].value) );
121 gtk_clist_set_text( data->regs_list, i, 1, buf );
122 gtk_clist_set_foreground( data->regs_list, i, &clrChanged );
124 gtk_clist_set_foreground( data->regs_list, i, &clrNormal );
129 set_disassembly_pc( data, *data->cpu->pc, FALSE );
130 memcpy( data->saved_regs, data->cpu->regs, data->cpu->regs_size );
133 void update_icount( debug_info_t data )
136 // sprintf( data->icounter_text, "%d", *data->cpu->icount );
137 sprintf( data->icounter_text, "%d", pvr2_get_frame_count() );
138 gtk_progress_bar_set_text( data->icounter, data->icounter_text );
142 void set_disassembly_region( debug_info_t data, unsigned int page )
144 uint32_t i, posn, next;
147 char opcode[16] = "";
148 char *arr[4] = { addr, " ", opcode, buf };
149 unsigned int from = page & 0xFFFFF000;
150 unsigned int to = from + 4096;
152 gtk_clist_clear(data->disasm_list);
154 sprintf( addr, "%08X", from );
155 gtk_entry_set_text( data->page_field, addr );
157 if( !data->cpu->is_valid_page_func( from ) ) {
158 arr[3] = "This page is currently unmapped";
159 gtk_clist_append( data->disasm_list, arr );
160 gtk_clist_set_foreground( data->disasm_list, 0, &clrError );
162 for( i=from; i<to; i = next ) {
163 next = data->cpu->disasm_func( i, buf, sizeof(buf), opcode );
164 sprintf( addr, "%08X", i );
165 posn = gtk_clist_append( data->disasm_list, arr );
167 gtk_clist_set_foreground( data->disasm_list, posn, &clrWarn );
168 if( data->cpu->get_breakpoint != NULL ) {
169 int type = data->cpu->get_breakpoint( i );
172 gtk_clist_set_background( data->disasm_list, posn, &clrTempBreak );
175 gtk_clist_set_background( data->disasm_list, posn, &clrBreak );
180 if( data->disasm_pc != -1 && data->disasm_pc >= from && data->disasm_pc < to )
181 gtk_clist_set_foreground( data->disasm_list, address_to_row(data, data->disasm_pc),
185 if( page != from ) { /* not a page boundary */
186 gtk_clist_moveto( data->disasm_list, (page-from)>>1, 0, 0.5, 0.0 );
188 data->disasm_from = from;
189 data->disasm_to = to;
192 void jump_to_disassembly( debug_info_t data, unsigned int addr, gboolean select )
196 if( addr < data->disasm_from || addr >= data->disasm_to )
197 set_disassembly_region(data,addr);
199 row = address_to_row( data, addr );
201 gtk_clist_select_row( data->disasm_list, row, 0 );
203 if( gtk_clist_row_is_visible( data->disasm_list, row ) != GTK_VISIBILITY_FULL ){
204 gtk_clist_moveto( data->disasm_list, row, 0, 0.5, 0.0 );
208 void jump_to_pc( debug_info_t data, gboolean select )
210 jump_to_disassembly( data, *data->cpu->pc, select );
213 void set_disassembly_pc( debug_info_t data, unsigned int pc, gboolean select )
217 jump_to_disassembly( data, pc, select );
218 if( data->disasm_pc != -1 && data->disasm_pc >= data->disasm_from &&
219 data->disasm_pc < data->disasm_to )
220 gtk_clist_set_foreground( data->disasm_list,
221 (data->disasm_pc - data->disasm_from) / data->cpu->instr_size,
223 row = address_to_row( data, pc );
224 gtk_clist_set_foreground( data->disasm_list, row, &clrPC );
225 data->disasm_pc = pc;
228 void set_disassembly_cpu( debug_info_t data, const gchar *cpu )
231 for( i=0; data->cpu_list[i] != NULL; i++ ) {
232 if( strcmp( data->cpu_list[i]->name, cpu ) == 0 ) {
233 if( data->cpu != data->cpu_list[i] ) {
234 data->cpu = data->cpu_list[i];
235 data->disasm_from = data->disasm_to = -1; /* Force reload */
236 set_disassembly_pc( data, *data->cpu->pc, FALSE );
237 init_register_list( data );
238 update_icount( data );
245 void debug_win_toggle_breakpoint( debug_info_t data, int row )
247 uint32_t pc = row_to_address( data, row );
248 int oldType = data->cpu->get_breakpoint( pc );
249 if( oldType != BREAK_NONE ) {
250 data->cpu->clear_breakpoint( pc, oldType );
251 gtk_clist_set_background( data->disasm_list, row, &clrWhite );
253 data->cpu->set_breakpoint( pc, BREAK_KEEP );
254 gtk_clist_set_background( data->disasm_list, row, &clrBreak );
258 void debug_win_set_oneshot_breakpoint( debug_info_t data, int row )
260 uint32_t pc = row_to_address( data, row );
261 data->cpu->clear_breakpoint( pc, BREAK_ONESHOT );
262 data->cpu->set_breakpoint( pc, BREAK_ONESHOT );
263 gtk_clist_set_background( data->disasm_list, row, &clrTempBreak );
267 * Execute a single instruction using the current CPU mode.
269 void debug_win_single_step( debug_info_t data )
271 data->cpu->step_func();
275 uint32_t row_to_address( debug_info_t data, int row ) {
276 return data->cpu->instr_size * row + data->disasm_from;
279 int address_to_row( debug_info_t data, uint32_t address ) {
280 if( data->disasm_from > address || data->disasm_to <= address )
282 return (address - data->disasm_from) / data->cpu->instr_size;
286 void emit( void *ptr, int level, const gchar *source, const char *msg, ... )
288 char buf[20], addr[10] = "", *p;
289 const char *arr[4] = {buf, source, addr};
291 time_t tm = time(NULL);
296 else data = (debug_info_t)ptr;
299 strftime( buf, sizeof(buf), "%H:%M:%S", localtime(&tm) );
302 fprintf( stderr, "%s %08X %-5s ", buf, *sh4_cpu_desc.pc, msg_levels[level] );
303 vfprintf( stderr, msg, ap );
304 fprintf( stderr, "\n" );
309 p = g_strdup_vprintf( msg, ap );
310 sprintf( addr, "%08X", *data->cpu->pc );
312 posn = gtk_clist_append(data->msgs_list, arr);
316 gtk_clist_set_foreground( data->msgs_list, posn, msg_colors[level] );
317 gtk_clist_moveto( data->msgs_list, posn, 0, 1.0, 0.0 );
319 /* emit _really_ slows down the emu, to the point where the gui can be
320 * completely unresponsive if I don't include this:
322 while( gtk_events_pending() )
323 gtk_main_iteration();
326 debug_info_t get_debug_info( GtkWidget *widget ) {
328 GtkWidget *win = gtk_widget_get_toplevel(widget);
329 debug_info_t data = (debug_info_t)gtk_object_get_data( GTK_OBJECT(win), "debug_data" );
333 void debug_win_enable_widget( debug_info_t data, const char *name,
336 GtkWidget *widget = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(data->win), name));
337 gtk_widget_set_sensitive( widget, enabled );
340 void debug_win_set_running( debug_info_t data, gboolean isRunning )
343 debug_win_enable_widget( data, "stop_btn", isRunning );
344 debug_win_enable_widget( data, "step_btn", !isRunning );
345 debug_win_enable_widget( data, "run_btn", !isRunning );
346 debug_win_enable_widget( data, "runto_btn", !isRunning );
.