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cpu: Move jmp_env field from CPU_COMMON to CPUState 

Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2013-08-26 06:22:03 +02:00
parent 8cd70437f3
commit 6f03bef0ff
4 changed files with 9 additions and 6 deletions
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8
cpu-exec.c
View File

@ -28,7 +28,7 @@ void cpu_loop_exit(CPUArchState *env)
CPUState *cpu = ENV_GET_CPU(env);
cpu->current_tb = NULL;
siglongjmp(env->jmp_env, 1);
siglongjmp(cpu->jmp_env, 1);
}
/* exit the current TB from a signal handler. The host registers are
@ -37,10 +37,12 @@ void cpu_loop_exit(CPUArchState *env)
#if defined(CONFIG_SOFTMMU)
void cpu_resume_from_signal(CPUArchState *env, void *puc)
{
CPUState *cpu = ENV_GET_CPU(env);
/* XXX: restore cpu registers saved in host registers */
env->exception_index = -1;
siglongjmp(env->jmp_env, 1);
siglongjmp(cpu->jmp_env, 1);
}
#endif
@ -284,7 +286,7 @@ int cpu_exec(CPUArchState *env)
/* prepare setjmp context for exception handling */
for(;;) {
if (sigsetjmp(env->jmp_env, 0) == 0) {
if (sigsetjmp(cpu->jmp_env, 0) == 0) {
/* if an exception is pending, we execute it here */
if (env->exception_index >= 0) {
if (env->exception_index >= EXCP_INTERRUPT) {

2
include/exec/cpu-defs.h
View File

@ -24,7 +24,6 @@
#endif
#include "config.h"
#include <setjmp.h>
#include <inttypes.h>
#include "qemu/osdep.h"
#include "qemu/queue.h"
@ -141,7 +140,6 @@ typedef struct CPUWatchpoint {
CPUWatchpoint *watchpoint_hit; \
\
/* Core interrupt code */ \
sigjmp_buf jmp_env; \
int exception_index; \
\
/* user data */ \

2
include/qom/cpu.h
View File

@ -21,6 +21,7 @@
#define QEMU_CPU_H
#include <signal.h>
#include <setjmp.h>
#include "hw/qdev-core.h"
#include "exec/hwaddr.h"
#include "qemu/queue.h"
@ -216,6 +217,7 @@ struct CPUState {
uint32_t interrupt_request;
int singlestep_enabled;
int64_t icount_extra;
sigjmp_buf jmp_env;
AddressSpace *as;
MemoryListener *tcg_as_listener;

3
user-exec.c
View File

@ -52,6 +52,7 @@ static void exception_action(CPUArchState *env1)
*/
void cpu_resume_from_signal(CPUArchState *env1, void *puc)
{
CPUState *cpu = ENV_GET_CPU(env1);
#ifdef __linux__
struct ucontext *uc = puc;
#elif defined(__OpenBSD__)
@ -71,7 +72,7 @@ void cpu_resume_from_signal(CPUArchState *env1, void *puc)
#endif
}
env1->exception_index = -1;
siglongjmp(env1->jmp_env, 1);
siglongjmp(cpu->jmp_env, 1);
}
/* 'pc' is the host PC at which the exception was raised. 'address' is