lxdream 0.9.1| filename | src/gui/debug_win.c |
| changeset | 457:af605fd32c0b |
| prev | 455:3080881d00d4 |
| next | 480:d28c2992f5ee |
| author | nkeynes |
| date | Wed Oct 31 09:10:23 2007 +0000 (16 years ago) |
| permissions | -rw-r--r-- |
| last change | Add save/restore of render buffers in save states Gzip memory blocks in save states Move front-buffer management back to pvr2 Add screenshot preview when loading save states Various minor fixes and cleanups |
| view | annotate | diff | log | raw |
1 /**
2 * $Id: debug_win.c,v 1.26 2007-10-21 11:38:02 nkeynes Exp $
3 * This file is responsible for the main debugger gui frame.
4 *
5 * Copyright (c) 2005 Nathan Keynes.
6 *
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.
11 *
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.
16 */
17 #include <stdlib.h>
18 #include <stdarg.h>
19 #include <stdio.h>
20 #include <math.h>
21 #include <gnome.h>
22 #include "mem.h"
23 #include "cpu.h"
24 #include "gui/gtkui.h"
25 #include "sh4/sh4dasm.h"
26 #include "aica/armdasm.h"
28 GdkColor *msg_colors[] = { &gui_colour_error, &gui_colour_error, &gui_colour_warn,
29 &gui_colour_normal,&gui_colour_debug, &gui_colour_trace };
31 const cpu_desc_t cpu_list[4] = { &sh4_cpu_desc, &arm_cpu_desc, &armt_cpu_desc, NULL };
33 void init_register_list( debug_window_t data );
34 uint32_t row_to_address( debug_window_t data, int row );
35 void set_disassembly_pc( debug_window_t data, unsigned int pc, gboolean select );
36 void set_disassembly_region( debug_window_t data, unsigned int page );
37 void set_disassembly_cpu( debug_window_t data, const gchar *cpu );
39 void on_mode_field_changed ( GtkEditable *editable, gpointer user_data);
40 gboolean on_page_field_key_press_event( GtkWidget * widget, GdkEventKey *event,
41 gpointer user_data);
42 void on_jump_pc_btn_clicked( GtkButton *button, gpointer user_data);
43 void on_disasm_list_select_row (GtkCList *clist, gint row, gint column,
44 GdkEvent *event, gpointer user_data);
45 void on_disasm_list_unselect_row (GtkCList *clist, gint row, gint column,
46 GdkEvent *event, gpointer user_data);
47 gboolean on_debug_delete_event(GtkWidget *widget, GdkEvent event, gpointer user_data);
49 struct debug_window_info {
50 int disasm_from;
51 int disasm_to;
52 int disasm_pc;
53 const struct cpu_desc_struct *cpu;
54 const cpu_desc_t *cpu_list;
55 GtkCList *regs_list;
56 GtkCList *disasm_list;
57 GtkEntry *page_field;
58 GtkWidget *window;
59 GtkWidget *statusbar;
60 char saved_regs[0];
61 };
63 debug_window_t debug_window_new( const gchar *title, GtkWidget *menubar,
64 GtkWidget *toolbar, GtkAccelGroup *accel_group )
65 {
66 debug_window_t data = g_malloc0( sizeof(struct debug_window_info) + cpu_list[0]->regs_size );
67 GtkWidget *vbox;
68 GtkWidget *frame;
70 data->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
71 gtk_window_set_default_size (GTK_WINDOW (data->window), 1000, 700);
72 gtk_window_set_title( GTK_WINDOW(data->window), title );
73 gtk_window_add_accel_group (GTK_WINDOW (data->window), accel_group);
75 gtk_toolbar_set_style( GTK_TOOLBAR(toolbar), GTK_TOOLBAR_ICONS );
77 data->statusbar = gtk_statusbar_new();
79 GtkWidget *hpaned = gtk_hpaned_new ();
80 gtk_paned_set_position (GTK_PANED (hpaned), 800);
82 GtkWidget *disasm_box = gtk_vbox_new(FALSE,0);
83 gtk_paned_pack1 (GTK_PANED (hpaned), disasm_box, TRUE, TRUE);
85 GtkWidget *hbox1 = gtk_hbox_new (FALSE, 0);
86 gtk_box_pack_start (GTK_BOX (disasm_box), hbox1, FALSE, FALSE, 3);
87 gtk_box_pack_start (GTK_BOX (hbox1), gtk_label_new (_("Page")), FALSE, FALSE, 4);
89 data->page_field = GTK_ENTRY(gtk_entry_new ());
90 gtk_box_pack_start (GTK_BOX (hbox1), GTK_WIDGET(data->page_field), FALSE, TRUE, 0);
92 GtkWidget *jump_pc_btn = gtk_button_new_with_mnemonic (_(" Jump to PC "));
93 gtk_box_pack_start (GTK_BOX (hbox1), jump_pc_btn, FALSE, FALSE, 4);
95 gtk_box_pack_start (GTK_BOX (hbox1), gtk_label_new(_("Mode")), FALSE, FALSE, 5);
97 GtkWidget *mode_box = gtk_combo_new ();
98 gtk_box_pack_start (GTK_BOX (hbox1), mode_box, FALSE, FALSE, 0);
99 GList *mode_box_items = NULL;
100 mode_box_items = g_list_append (mode_box_items, (gpointer) _("SH4"));
101 mode_box_items = g_list_append (mode_box_items, (gpointer) _("ARM7"));
102 mode_box_items = g_list_append (mode_box_items, (gpointer) _("ARM7T"));
103 gtk_combo_set_popdown_strings (GTK_COMBO (mode_box), mode_box_items);
104 g_list_free (mode_box_items);
106 GtkWidget *mode_field = GTK_COMBO (mode_box)->entry;
107 gtk_editable_set_editable (GTK_EDITABLE (mode_field), FALSE);
109 GtkWidget *disasm_scroll = gtk_scrolled_window_new (NULL, NULL);
110 gtk_box_pack_start (GTK_BOX (disasm_box), disasm_scroll, TRUE, TRUE, 0);
111 gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (disasm_scroll), GTK_SHADOW_IN);
112 data->disasm_list = GTK_CLIST(gtk_clist_new (4));
113 gtk_clist_set_column_width (GTK_CLIST (data->disasm_list), 0, 80);
114 gtk_clist_set_column_width (GTK_CLIST (data->disasm_list), 2, 80);
115 gtk_clist_set_column_width (GTK_CLIST (data->disasm_list), 3, 80);
116 gtk_clist_set_column_width( data->disasm_list, 1, 16 );
117 gtk_clist_column_titles_hide (GTK_CLIST (data->disasm_list));
118 gtk_container_add (GTK_CONTAINER (disasm_scroll), GTK_WIDGET(data->disasm_list));
120 GtkWidget *reg_scroll = gtk_scrolled_window_new (NULL, NULL);
121 gtk_paned_pack2 (GTK_PANED (hpaned), reg_scroll, FALSE, TRUE);
122 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (reg_scroll), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
123 gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (reg_scroll), GTK_SHADOW_IN);
125 data->regs_list = GTK_CLIST(gtk_clist_new (2));
126 gtk_container_add (GTK_CONTAINER (reg_scroll), GTK_WIDGET(data->regs_list));
127 gtk_clist_set_column_width (GTK_CLIST (data->regs_list), 0, 80);
128 gtk_clist_set_column_width (GTK_CLIST (data->regs_list), 1, 80);
129 gtk_clist_column_titles_hide (GTK_CLIST (data->regs_list));
130 gtk_widget_modify_font( GTK_WIDGET(data->regs_list), gui_fixed_font );
132 vbox = gtk_vbox_new(FALSE, 0);
133 gtk_container_add( GTK_CONTAINER(data->window), vbox );
134 gtk_box_pack_start( GTK_BOX(vbox), menubar, FALSE, FALSE, 0 );
135 gtk_box_pack_start( GTK_BOX(vbox), toolbar, FALSE, FALSE, 0 );
136 gtk_box_pack_start( GTK_BOX(vbox), hpaned, TRUE, TRUE, 0 );
137 gtk_box_pack_start( GTK_BOX(vbox), data->statusbar, FALSE, FALSE, 0 );
139 g_signal_connect ((gpointer) data->page_field, "key_press_event",
140 G_CALLBACK (on_page_field_key_press_event),
141 data);
142 g_signal_connect ((gpointer) jump_pc_btn, "clicked",
143 G_CALLBACK (on_jump_pc_btn_clicked),
144 data);
145 g_signal_connect ((gpointer) mode_field, "changed",
146 G_CALLBACK (on_mode_field_changed),
147 data);
148 g_signal_connect ((gpointer) data->disasm_list, "select_row",
149 G_CALLBACK (on_disasm_list_select_row),
150 data);
151 g_signal_connect ((gpointer) data->disasm_list, "unselect_row",
152 G_CALLBACK (on_disasm_list_unselect_row),
153 data);
154 g_signal_connect ((gpointer) data->window, "delete_event",
155 G_CALLBACK (on_debug_delete_event),
156 data);
158 data->disasm_from = -1;
159 data->disasm_to = -1;
160 data->disasm_pc = -1;
161 data->cpu = cpu_list[0];
162 data->cpu_list = cpu_list;
164 init_register_list( data );
165 gtk_object_set_data( GTK_OBJECT(data->window), "debug_data", data );
166 set_disassembly_pc( data, *data->cpu->pc, FALSE );
167 debug_window_set_running( data, FALSE );
169 gtk_widget_show_all( data->window );
170 return data;
171 }
173 void debug_window_show( debug_window_t data, gboolean show )
174 {
175 if( show ) {
176 gtk_widget_show( data->window );
177 } else {
178 gtk_widget_hide( data->window );
179 }
180 }
182 int debug_window_get_selected_row( debug_window_t data )
183 {
184 if( data->disasm_list->selection == NULL ) {
185 return -1;
186 } else {
187 return GPOINTER_TO_INT(data->disasm_list->selection->data);
188 }
189 }
191 void init_register_list( debug_window_t data )
192 {
193 int i;
194 char buf[20];
195 char *arr[2];
197 gtk_clist_clear( data->regs_list );
198 arr[1] = buf;
199 for( i=0; data->cpu->regs_info[i].name != NULL; i++ ) {
200 arr[0] = data->cpu->regs_info[i].name;
201 if( data->cpu->regs_info->type == REG_INT )
202 sprintf( buf, "%08X", *((uint32_t *)data->cpu->regs_info[i].value) );
203 else
204 sprintf( buf, "%f", *((float *)data->cpu->regs_info[i].value) );
205 gtk_clist_append( data->regs_list, arr );
206 }
207 }
209 /*
210 * Check for changed registers and update the display
211 */
212 void debug_window_update( debug_window_t data )
213 {
214 int i;
215 for( i=0; data->cpu->regs_info[i].name != NULL; i++ ) {
216 if( data->cpu->regs_info[i].type == REG_INT ) {
217 /* Yes this _is_ probably fairly evil */
218 if( *((uint32_t *)data->cpu->regs_info[i].value) !=
219 *((uint32_t *)((char *)data->saved_regs + ((char *)data->cpu->regs_info[i].value - (char *)data->cpu->regs))) ) {
220 char buf[20];
221 sprintf( buf, "%08X", *((uint32_t *)data->cpu->regs_info[i].value) );
222 gtk_clist_set_text( data->regs_list, i, 1, buf );
223 gtk_clist_set_foreground( data->regs_list, i, &gui_colour_changed );
224 } else {
225 gtk_clist_set_foreground( data->regs_list, i, &gui_colour_normal );
226 }
227 } else {
228 if( *((float *)data->cpu->regs_info[i].value) !=
229 *((float *)((char *)data->saved_regs + ((char *)data->cpu->regs_info[i].value - (char *)data->cpu->regs))) ) {
230 char buf[20];
231 sprintf( buf, "%f", *((float *)data->cpu->regs_info[i].value) );
232 gtk_clist_set_text( data->regs_list, i, 1, buf );
233 gtk_clist_set_foreground( data->regs_list, i, &gui_colour_changed );
234 } else {
235 gtk_clist_set_foreground( data->regs_list, i, &gui_colour_normal );
236 }
237 }
238 }
240 set_disassembly_pc( data, *data->cpu->pc, TRUE );
241 memcpy( data->saved_regs, data->cpu->regs, data->cpu->regs_size );
242 }
244 void set_disassembly_region( debug_window_t data, unsigned int page )
245 {
246 uint32_t i, posn, next;
247 char buf[80];
248 char addr[10];
249 char opcode[16] = "";
250 char *arr[4] = { addr, " ", opcode, buf };
251 unsigned int from = page & 0xFFFFF000;
252 unsigned int to = from + 4096;
254 gtk_clist_clear(data->disasm_list);
256 sprintf( addr, "%08X", from );
257 gtk_entry_set_text( data->page_field, addr );
259 if( !data->cpu->is_valid_page_func( from ) ) {
260 arr[3] = "This page is currently unmapped";
261 gtk_clist_append( data->disasm_list, arr );
262 gtk_clist_set_foreground( data->disasm_list, 0, &gui_colour_error );
263 } else {
264 for( i=from; i<to; i = next ) {
265 next = data->cpu->disasm_func( i, buf, sizeof(buf), opcode );
266 sprintf( addr, "%08X", i );
267 posn = gtk_clist_append( data->disasm_list, arr );
268 if( buf[0] == '?' )
269 gtk_clist_set_foreground( data->disasm_list, posn, &gui_colour_warn );
270 if( data->cpu->get_breakpoint != NULL ) {
271 int type = data->cpu->get_breakpoint( i );
272 switch(type) {
273 case BREAK_ONESHOT:
274 gtk_clist_set_background( data->disasm_list, posn, &gui_colour_temp_break );
275 break;
276 case BREAK_KEEP:
277 gtk_clist_set_background( data->disasm_list, posn, &gui_colour_break );
278 break;
279 }
280 }
281 }
282 if( data->disasm_pc != -1 && data->disasm_pc >= from && data->disasm_pc < to )
283 gtk_clist_set_foreground( data->disasm_list, address_to_row(data, data->disasm_pc),
284 &gui_colour_pc );
285 }
287 if( page != from ) { /* not a page boundary */
288 gtk_clist_moveto( data->disasm_list, (page-from)>>1, 0, 0.5, 0.0 );
289 }
290 data->disasm_from = from;
291 data->disasm_to = to;
292 }
294 void jump_to_disassembly( debug_window_t data, unsigned int addr, gboolean select )
295 {
296 int row;
298 if( addr < data->disasm_from || addr >= data->disasm_to )
299 set_disassembly_region(data,addr);
301 row = address_to_row( data, addr );
302 if(select) {
303 gtk_clist_select_row( data->disasm_list, row, 0 );
304 }
305 if( gtk_clist_row_is_visible( data->disasm_list, row ) != GTK_VISIBILITY_FULL ){
306 gtk_clist_moveto( data->disasm_list, row, 0, 0.5, 0.0 );
307 }
308 }
310 void jump_to_pc( debug_window_t data, gboolean select )
311 {
312 jump_to_disassembly( data, *data->cpu->pc, select );
313 }
315 void set_disassembly_pc( debug_window_t data, unsigned int pc, gboolean select )
316 {
317 int row;
319 jump_to_disassembly( data, pc, select );
320 if( data->disasm_pc != -1 && data->disasm_pc >= data->disasm_from &&
321 data->disasm_pc < data->disasm_to )
322 gtk_clist_set_foreground( data->disasm_list,
323 (data->disasm_pc - data->disasm_from) / data->cpu->instr_size,
324 &gui_colour_normal );
325 row = address_to_row( data, pc );
326 gtk_clist_set_foreground( data->disasm_list, row, &gui_colour_pc );
327 data->disasm_pc = pc;
328 }
330 void set_disassembly_cpu( debug_window_t data, const gchar *cpu )
331 {
332 int i;
333 for( i=0; data->cpu_list[i] != NULL; i++ ) {
334 if( strcmp( data->cpu_list[i]->name, cpu ) == 0 ) {
335 if( data->cpu != data->cpu_list[i] ) {
336 data->cpu = data->cpu_list[i];
337 data->disasm_from = data->disasm_to = -1; /* Force reload */
338 set_disassembly_pc( data, *data->cpu->pc, FALSE );
339 init_register_list( data );
340 }
341 return;
342 }
343 }
344 }
346 void debug_window_toggle_breakpoint( debug_window_t data, int row )
347 {
348 uint32_t pc = row_to_address( data, row );
349 int oldType = data->cpu->get_breakpoint( pc );
350 if( oldType != BREAK_NONE ) {
351 data->cpu->clear_breakpoint( pc, oldType );
352 gtk_clist_set_background( data->disasm_list, row, &gui_colour_white );
353 } else {
354 data->cpu->set_breakpoint( pc, BREAK_KEEP );
355 gtk_clist_set_background( data->disasm_list, row, &gui_colour_break );
356 }
357 }
359 void debug_window_set_oneshot_breakpoint( debug_window_t data, int row )
360 {
361 uint32_t pc = row_to_address( data, row );
362 data->cpu->clear_breakpoint( pc, BREAK_ONESHOT );
363 data->cpu->set_breakpoint( pc, BREAK_ONESHOT );
364 gtk_clist_set_background( data->disasm_list, row, &gui_colour_temp_break );
365 }
367 /**
368 * Execute a single instruction using the current CPU mode.
369 */
370 void debug_window_single_step( debug_window_t data )
371 {
372 data->cpu->step_func();
373 gtk_gui_update();
374 }
376 uint32_t row_to_address( debug_window_t data, int row ) {
377 return data->cpu->instr_size * row + data->disasm_from;
378 }
380 int address_to_row( debug_window_t data, uint32_t address ) {
381 if( data->disasm_from > address || data->disasm_to <= address )
382 return -1;
383 return (address - data->disasm_from) / data->cpu->instr_size;
384 }
386 debug_window_t get_debug_info( GtkWidget *widget ) {
388 GtkWidget *win = gtk_widget_get_toplevel(widget);
389 debug_window_t data = (debug_window_t)gtk_object_get_data( GTK_OBJECT(win), "debug_data" );
390 return data;
391 }
393 void debug_window_set_running( debug_window_t data, gboolean isRunning )
394 {
395 if( data != NULL ) {
396 gtk_gui_enable_action( "SingleStep", !isRunning );
397 gtk_gui_enable_action( "RunTo", !isRunning );
398 }
399 }
401 void on_mode_field_changed ( GtkEditable *editable, gpointer user_data)
402 {
403 const gchar *text = gtk_entry_get_text( GTK_ENTRY(editable) );
404 set_disassembly_cpu( gtk_gui_get_debugger(), text );
405 }
408 gboolean on_page_field_key_press_event( GtkWidget * widget, GdkEventKey *event,
409 gpointer user_data)
410 {
411 if( event->keyval == GDK_Return || event->keyval == GDK_Linefeed ) {
412 debug_window_t data = get_debug_info(widget);
413 const gchar *text = gtk_entry_get_text( GTK_ENTRY(widget) );
414 gchar *endptr;
415 unsigned int val = strtoul( text, &endptr, 16 );
416 if( text == endptr ) { /* invalid input */
417 char buf[10];
418 sprintf( buf, "%08X", row_to_address(data,0) );
419 gtk_entry_set_text( GTK_ENTRY(widget), buf );
420 } else {
421 set_disassembly_region(data, val);
422 }
423 }
424 return FALSE;
425 }
428 void on_jump_pc_btn_clicked( GtkButton *button, gpointer user_data)
429 {
430 debug_window_t data = get_debug_info( GTK_WIDGET(button) );
431 jump_to_pc( data, TRUE );
432 }
434 void on_disasm_list_select_row (GtkCList *clist, gint row, gint column,
435 GdkEvent *event, gpointer user_data)
436 {
437 gtk_gui_enable_action( "SetBreakpoint", TRUE );
438 gtk_gui_enable_action( "RunTo", TRUE );
439 }
441 void on_disasm_list_unselect_row (GtkCList *clist, gint row, gint column,
442 GdkEvent *event, gpointer user_data)
443 {
444 gtk_gui_enable_action( "SetBreakpoint", FALSE );
445 gtk_gui_enable_action( "RunTo", FALSE );
446 }
448 gboolean on_debug_delete_event(GtkWidget *widget, GdkEvent event, gpointer user_data)
449 {
450 gtk_widget_hide( widget );
451 return TRUE;
452 }
.