Revision 1009d2ed
| b/cpu-exec.c | ||
|---|---|---|
| 196 | 196 |
return tb; |
| 197 | 197 |
} |
| 198 | 198 |
|
| 199 |
static CPUDebugExcpHandler *debug_excp_handler; |
|
| 200 |
|
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| 201 |
CPUDebugExcpHandler *cpu_set_debug_excp_handler(CPUDebugExcpHandler *handler) |
|
| 202 |
{
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CPUDebugExcpHandler *old_handler = debug_excp_handler; |
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| 204 |
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debug_excp_handler = handler; |
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return old_handler; |
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} |
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| 208 |
|
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| 209 |
static void cpu_handle_debug_exception(CPUState *env) |
|
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{
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| 211 |
CPUWatchpoint *wp; |
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|
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| 213 |
if (!env->watchpoint_hit) {
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| 214 |
QTAILQ_FOREACH(wp, &env->watchpoints, entry) {
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wp->flags &= ~BP_WATCHPOINT_HIT; |
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} |
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} |
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if (debug_excp_handler) {
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| 219 |
debug_excp_handler(env); |
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} |
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} |
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|
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| 199 | 223 |
/* main execution loop */ |
| 200 | 224 |
|
| 201 | 225 |
volatile sig_atomic_t exit_request; |
| ... | ... | |
| 269 | 293 |
if (env->exception_index >= EXCP_INTERRUPT) {
|
| 270 | 294 |
/* exit request from the cpu execution loop */ |
| 271 | 295 |
ret = env->exception_index; |
| 296 |
if (ret == EXCP_DEBUG) {
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cpu_handle_debug_exception(env); |
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} |
|
| 272 | 299 |
break; |
| 273 | 300 |
} else {
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| 274 | 301 |
#if defined(CONFIG_USER_ONLY) |
| b/cpus.c | ||
|---|---|---|
| 166 | 166 |
return true; |
| 167 | 167 |
} |
| 168 | 168 |
|
| 169 |
static CPUDebugExcpHandler *debug_excp_handler; |
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| 170 |
|
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| 171 |
CPUDebugExcpHandler *cpu_set_debug_excp_handler(CPUDebugExcpHandler *handler) |
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{
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| 173 |
CPUDebugExcpHandler *old_handler = debug_excp_handler; |
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|
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| 175 |
debug_excp_handler = handler; |
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return old_handler; |
|
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} |
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| 178 |
|
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| 179 |
static void cpu_handle_debug_exception(CPUState *env) |
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static void cpu_handle_guest_debug(CPUState *env) |
|
| 180 | 170 |
{
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CPUWatchpoint *wp; |
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|
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| 183 |
if (!env->watchpoint_hit) {
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| 184 |
QTAILQ_FOREACH(wp, &env->watchpoints, entry) {
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wp->flags &= ~BP_WATCHPOINT_HIT; |
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} |
|
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} |
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| 188 |
if (debug_excp_handler) {
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| 189 |
debug_excp_handler(env); |
|
| 190 |
} |
|
| 191 |
|
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| 192 | 171 |
gdb_set_stop_cpu(env); |
| 193 | 172 |
qemu_system_debug_request(); |
| 194 | 173 |
#ifdef CONFIG_IOTHREAD |
| ... | ... | |
| 818 | 797 |
if (cpu_can_run(env)) {
|
| 819 | 798 |
r = kvm_cpu_exec(env); |
| 820 | 799 |
if (r == EXCP_DEBUG) {
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| 821 |
cpu_handle_debug_exception(env);
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|
| 800 |
cpu_handle_guest_debug(env);
|
|
| 822 | 801 |
} |
| 823 | 802 |
} |
| 824 | 803 |
qemu_kvm_wait_io_event(env); |
| ... | ... | |
| 1110 | 1089 |
r = tcg_cpu_exec(env); |
| 1111 | 1090 |
} |
| 1112 | 1091 |
if (r == EXCP_DEBUG) {
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cpu_handle_debug_exception(env);
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cpu_handle_guest_debug(env);
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| 1114 | 1093 |
break; |
| 1115 | 1094 |
} |
| 1116 | 1095 |
} else if (env->stop || env->stopped) {
|
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