filename | src/gui/debug_win.c |
changeset | 45:f99236f0632e |
prev | 43:0cf3e339cc59 |
next | 69:2e8634272a98 |
author | nkeynes |
date | Tue Dec 27 08:41:22 2005 +0000 (18 years ago) |
permissions | -rw-r--r-- |
last change | Fix output list click Fix mmr column widths Fix run-to for ARM |
view | annotate | diff | log | raw |
1 /**
2 * $Id: debug_win.c,v 1.14 2005-12-27 08:41:22 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 <gnome.h>
20 #include <math.h>
21 #include "gui/gui.h"
22 #include "mem.h"
23 #include "cpu.h"
25 GdkColor *msg_colors[] = { &clrError, &clrError, &clrWarn, &clrNormal,
26 &clrDebug, &clrTrace };
28 void init_register_list( debug_info_t data );
30 struct debug_info_struct {
31 int disasm_from;
32 int disasm_to;
33 int disasm_pc;
34 struct cpu_desc_struct *cpu;
35 struct cpu_desc_struct **cpu_list;
36 GtkCList *msgs_list;
37 GtkCList *regs_list;
38 GtkCList *disasm_list;
39 GtkEntry *page_field;
40 GtkWidget *win;
41 GtkProgressBar *icounter;
42 char icounter_text[16];
43 char saved_regs[0];
44 };
46 debug_info_t init_debug_win(GtkWidget *win, const cpu_desc_t *cpu_list )
47 {
48 GnomeAppBar *appbar;
50 debug_info_t data = g_malloc0( sizeof(struct debug_info_struct) + cpu_list[0]->regs_size );
51 data->disasm_from = -1;
52 data->disasm_to = -1;
53 data->disasm_pc = -1;
54 data->cpu = cpu_list[0];
55 data->cpu_list = cpu_list;
57 data->regs_list= gtk_object_get_data(GTK_OBJECT(win), "reg_list");
58 data->win = win;
59 gtk_widget_modify_font( GTK_WIDGET(data->regs_list), fixed_list_font );
60 init_register_list( data );
61 data->msgs_list = gtk_object_get_data(GTK_OBJECT(win), "output_list");
62 data->disasm_list = gtk_object_get_data(GTK_OBJECT(win), "disasm_list");
63 gtk_clist_set_column_width( data->disasm_list, 1, 16 );
64 data->page_field = gtk_object_get_data(GTK_OBJECT(win), "page_field");
66 appbar = gtk_object_get_data(GTK_OBJECT(win), "debug_appbar");
67 data->icounter = gnome_appbar_get_progress( appbar );
68 gtk_progress_bar_set_text(data->icounter, "1");
70 gtk_object_set_data( GTK_OBJECT(win), "debug_data", data );
71 set_disassembly_pc( data, *data->cpu->pc, FALSE );
72 debug_win_set_running( data, FALSE );
73 return data;
74 }
76 void init_register_list( debug_info_t data )
77 {
78 int i;
79 char buf[20];
80 char *arr[2];
82 gtk_clist_clear( data->regs_list );
83 arr[1] = buf;
84 for( i=0; data->cpu->regs_info[i].name != NULL; i++ ) {
85 arr[0] = data->cpu->regs_info[i].name;
86 if( data->cpu->regs_info->type == REG_INT )
87 sprintf( buf, "%08X", *((uint32_t *)data->cpu->regs_info[i].value) );
88 else
89 sprintf( buf, "%f", *((float *)data->cpu->regs_info[i].value) );
90 gtk_clist_append( data->regs_list, arr );
91 }
92 }
94 /*
95 * Check for changed registers and update the display
96 */
97 void update_registers( debug_info_t data )
98 {
99 int i;
100 for( i=0; data->cpu->regs_info[i].name != NULL; i++ ) {
101 if( data->cpu->regs_info[i].type == REG_INT ) {
102 /* Yes this _is_ probably fairly evil */
103 if( *((uint32_t *)data->cpu->regs_info[i].value) !=
104 *((uint32_t *)((char *)data->saved_regs + ((char *)data->cpu->regs_info[i].value - (char *)data->cpu->regs))) ) {
105 char buf[20];
106 sprintf( buf, "%08X", *((uint32_t *)data->cpu->regs_info[i].value) );
107 gtk_clist_set_text( data->regs_list, i, 1, buf );
108 gtk_clist_set_foreground( data->regs_list, i, &clrChanged );
109 } else {
110 gtk_clist_set_foreground( data->regs_list, i, &clrNormal );
111 }
112 } else {
113 if( *((float *)data->cpu->regs_info[i].value) !=
114 *((float *)((char *)data->saved_regs + ((char *)data->cpu->regs_info[i].value - (char *)data->cpu->regs))) ) {
115 char buf[20];
116 sprintf( buf, "%f", *((float *)data->cpu->regs_info[i].value) );
117 gtk_clist_set_text( data->regs_list, i, 1, buf );
118 gtk_clist_set_foreground( data->regs_list, i, &clrChanged );
119 } else {
120 gtk_clist_set_foreground( data->regs_list, i, &clrNormal );
121 }
122 }
123 }
125 set_disassembly_pc( data, *data->cpu->pc, FALSE );
126 memcpy( data->saved_regs, data->cpu->regs, data->cpu->regs_size );
127 }
129 void update_icount( debug_info_t data )
130 {
131 sprintf( data->icounter_text, "%d", *data->cpu->icount );
132 gtk_progress_bar_set_text( data->icounter, data->icounter_text );
133 }
135 void set_disassembly_region( debug_info_t data, unsigned int page )
136 {
137 uint32_t i, posn, next;
138 uint16_t op;
139 char buf[80];
140 char addr[10];
141 char opcode[16] = "";
142 char *arr[4] = { addr, " ", opcode, buf };
143 unsigned int from = page & 0xFFFFF000;
144 unsigned int to = from + 4096;
146 gtk_clist_clear(data->disasm_list);
148 sprintf( addr, "%08X", from );
149 gtk_entry_set_text( data->page_field, addr );
151 if( !data->cpu->is_valid_page_func( from ) ) {
152 arr[3] = "This page is currently unmapped";
153 gtk_clist_append( data->disasm_list, arr );
154 gtk_clist_set_foreground( data->disasm_list, 0, &clrError );
155 } else {
156 for( i=from; i<to; i = next ) {
157 next = data->cpu->disasm_func( i, buf, sizeof(buf), opcode );
158 sprintf( addr, "%08X", i );
159 op = sh4_read_phys_word(i);
160 posn = gtk_clist_append( data->disasm_list, arr );
161 if( buf[0] == '?' )
162 gtk_clist_set_foreground( data->disasm_list, posn, &clrWarn );
163 if( data->cpu->get_breakpoint != NULL ) {
164 int type = data->cpu->get_breakpoint( i );
165 switch(type) {
166 case BREAK_ONESHOT:
167 gtk_clist_set_background( data->disasm_list, posn, &clrTempBreak );
168 break;
169 case BREAK_KEEP:
170 gtk_clist_set_background( data->disasm_list, posn, &clrBreak );
171 break;
172 }
173 }
174 }
175 if( data->disasm_pc != -1 && data->disasm_pc >= from && data->disasm_pc < to )
176 gtk_clist_set_foreground( data->disasm_list, address_to_row(data, data->disasm_pc),
177 &clrPC );
178 }
180 if( page != from ) { /* not a page boundary */
181 gtk_clist_moveto( data->disasm_list, (page-from)>>1, 0, 0.5, 0.0 );
182 }
183 data->disasm_from = from;
184 data->disasm_to = to;
185 }
187 void jump_to_disassembly( debug_info_t data, unsigned int addr, gboolean select )
188 {
189 int row;
191 if( addr < data->disasm_from || addr >= data->disasm_to )
192 set_disassembly_region(data,addr);
194 row = address_to_row( data, addr );
195 if(select) {
196 gtk_clist_select_row( data->disasm_list, row, 0 );
197 }
198 if( gtk_clist_row_is_visible( data->disasm_list, row ) != GTK_VISIBILITY_FULL ){
199 gtk_clist_moveto( data->disasm_list, row, 0, 0.5, 0.0 );
200 }
201 }
203 void jump_to_pc( debug_info_t data, gboolean select )
204 {
205 jump_to_disassembly( data, *data->cpu->pc, select );
206 }
208 void set_disassembly_pc( debug_info_t data, unsigned int pc, gboolean select )
209 {
210 int row;
212 jump_to_disassembly( data, pc, select );
213 if( data->disasm_pc != -1 && data->disasm_pc >= data->disasm_from &&
214 data->disasm_pc < data->disasm_to )
215 gtk_clist_set_foreground( data->disasm_list,
216 (data->disasm_pc - data->disasm_from) / data->cpu->instr_size,
217 &clrNormal );
218 row = address_to_row( data, pc );
219 gtk_clist_set_foreground( data->disasm_list, row, &clrPC );
220 data->disasm_pc = pc;
221 }
223 void set_disassembly_cpu( debug_info_t data, const gchar *cpu )
224 {
225 int i;
226 for( i=0; data->cpu_list[i] != NULL; i++ ) {
227 if( strcmp( data->cpu_list[i]->name, cpu ) == 0 ) {
228 if( data->cpu != data->cpu_list[i] ) {
229 data->cpu = data->cpu_list[i];
230 set_disassembly_pc( data, *data->cpu->pc, FALSE );
231 init_register_list( data );
232 update_icount( data );
233 }
234 return;
235 }
236 }
237 }
239 void debug_win_toggle_breakpoint( debug_info_t data, int row )
240 {
241 uint32_t pc = row_to_address( data, row );
242 int oldType = data->cpu->get_breakpoint( pc );
243 if( oldType != BREAK_NONE ) {
244 data->cpu->clear_breakpoint( pc, oldType );
245 gtk_clist_set_background( data->disasm_list, row, &clrWhite );
246 } else {
247 data->cpu->set_breakpoint( pc, BREAK_KEEP );
248 gtk_clist_set_background( data->disasm_list, row, &clrBreak );
249 }
250 }
252 void debug_win_set_oneshot_breakpoint( debug_info_t data, int row )
253 {
254 uint32_t pc = row_to_address( data, row );
255 data->cpu->clear_breakpoint( pc, BREAK_ONESHOT );
256 data->cpu->set_breakpoint( pc, BREAK_ONESHOT );
257 gtk_clist_set_background( data->disasm_list, row, &clrTempBreak );
258 }
260 /**
261 * Execute a single instruction using the current CPU mode.
262 */
263 void debug_win_single_step( debug_info_t data )
264 {
265 data->cpu->step_func();
266 gtk_gui_update();
267 }
269 uint32_t row_to_address( debug_info_t data, int row ) {
270 return data->cpu->instr_size * row + data->disasm_from;
271 }
273 int address_to_row( debug_info_t data, uint32_t address ) {
274 if( data->disasm_from > address || data->disasm_to <= address )
275 return -1;
276 return (address - data->disasm_from) / data->cpu->instr_size;
277 }
280 void emit( void *ptr, int level, const gchar *source, const char *msg, ... )
281 {
282 char buf[20], addr[10] = "", *p;
283 const char *arr[4] = {buf, source, addr};
284 int posn;
285 time_t tm = time(NULL);
286 va_list ap;
287 debug_info_t data;
288 if( ptr == NULL )
289 data = main_debug;
290 else data = (debug_info_t)ptr;
292 va_start(ap, msg);
293 p = g_strdup_vprintf( msg, ap );
294 strftime( buf, sizeof(buf), "%H:%M:%S", localtime(&tm) );
295 sprintf( addr, "%08X", *data->cpu->pc );
296 arr[3] = p;
297 posn = gtk_clist_append(data->msgs_list, arr);
298 free(p);
299 va_end(ap);
301 gtk_clist_set_foreground( data->msgs_list, posn, msg_colors[level] );
302 gtk_clist_moveto( data->msgs_list, posn, 0, 1.0, 0.0 );
304 /* emit _really_ slows down the emu, to the point where the gui can be
305 * completely unresponsive if I don't include this:
306 */
307 while( gtk_events_pending() )
308 gtk_main_iteration();
309 }
311 debug_info_t get_debug_info( GtkWidget *widget ) {
313 GtkWidget *win = gtk_widget_get_toplevel(widget);
314 debug_info_t data = (debug_info_t)gtk_object_get_data( GTK_OBJECT(win), "debug_data" );
315 return data;
316 }
318 void debug_win_enable_widget( debug_info_t data, const char *name,
319 gboolean enabled )
320 {
321 GtkWidget *widget = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(data->win), name));
322 gtk_widget_set_sensitive( widget, enabled );
323 }
325 void debug_win_set_running( debug_info_t data, gboolean isRunning )
326 {
327 debug_win_enable_widget( data, "stop_btn", isRunning );
328 debug_win_enable_widget( data, "step_btn", !isRunning );
329 debug_win_enable_widget( data, "run_btn", !isRunning );
330 debug_win_enable_widget( data, "runto_btn", !isRunning );
331 }
.