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Merge branch 'x86cpu_qom_tcg_v2' of git://github.com/imammedo/qemu 

* 'x86cpu_qom_tcg_v2' of git://github.com/imammedo/qemu:
  target-i386: move tcg initialization into x86_cpu_initfn()
  cleanup cpu_set_debug_excp_handler
  target-xtensa: drop usage of prev_debug_excp_handler
  target-i386: drop usage of prev_debug_excp_handler
This commit is contained in:
Blue Swirl 2012-08-09 18:44:49 +00:00
parent 8227421e04 d65e9815b1
commit d3da41e32b
6 changed files with 15 additions and 27 deletions
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5
cpu-exec.c
View File

@ -156,12 +156,9 @@ static inline TranslationBlock *tb_find_fast(CPUArchState *env)
static CPUDebugExcpHandler *debug_excp_handler;
CPUDebugExcpHandler *cpu_set_debug_excp_handler(CPUDebugExcpHandler *handler)
void cpu_set_debug_excp_handler(CPUDebugExcpHandler *handler)
{
CPUDebugExcpHandler *old_handler = debug_excp_handler;
debug_excp_handler = handler;
return old_handler;
}
static void cpu_handle_debug_exception(CPUArchState *env)

2
exec-all.h
View File

@ -357,7 +357,7 @@ tb_page_addr_t get_page_addr_code(CPUArchState *env1, target_ulong addr);
typedef void (CPUDebugExcpHandler)(CPUArchState *env);
CPUDebugExcpHandler *cpu_set_debug_excp_handler(CPUDebugExcpHandler *handler);
void cpu_set_debug_excp_handler(CPUDebugExcpHandler *handler);
/* vl.c */
extern int singlestep;

10
target-i386/cpu.c
View File

@ -1746,6 +1746,7 @@ static void x86_cpu_initfn(Object *obj)
{
X86CPU *cpu = X86_CPU(obj);
CPUX86State *env = &cpu->env;
static int inited;
cpu_exec_init(env);
@ -1775,6 +1776,15 @@ static void x86_cpu_initfn(Object *obj)
x86_cpuid_set_tsc_freq, NULL, NULL, NULL);
env->cpuid_apic_id = env->cpu_index;
/* init various static tables used in TCG mode */
if (tcg_enabled() && !inited) {
inited = 1;
optimize_flags_init();
#ifndef CONFIG_USER_ONLY
cpu_set_debug_excp_handler(breakpoint_handler);
#endif
}
}
static void x86_cpu_common_class_init(ObjectClass *oc, void *data)

1
target-i386/cpu.h
View File

@ -935,6 +935,7 @@ static inline int hw_breakpoint_len(unsigned long dr7, int index)
void hw_breakpoint_insert(CPUX86State *env, int index);
void hw_breakpoint_remove(CPUX86State *env, int index);
int check_hw_breakpoints(CPUX86State *env, int force_dr6_update);
void breakpoint_handler(CPUX86State *env);
/* will be suppressed */
void cpu_x86_update_cr0(CPUX86State *env, uint32_t new_cr0);

16
target-i386/helper.c
View File

@ -941,9 +941,7 @@ int check_hw_breakpoints(CPUX86State *env, int force_dr6_update)
return hit_enabled;
}
static CPUDebugExcpHandler *prev_debug_excp_handler;
static void breakpoint_handler(CPUX86State *env)
void breakpoint_handler(CPUX86State *env)
{
CPUBreakpoint *bp;
@ -965,8 +963,6 @@ static void breakpoint_handler(CPUX86State *env)
break;
}
}
if (prev_debug_excp_handler)
prev_debug_excp_handler(env);
}
typedef struct MCEInjectionParams {
@ -1155,21 +1151,11 @@ X86CPU *cpu_x86_init(const char *cpu_model)
{
X86CPU *cpu;
CPUX86State *env;
static int inited;
cpu = X86_CPU(object_new(TYPE_X86_CPU));
env = &cpu->env;
env->cpu_model_str = cpu_model;
/* init various static tables used in TCG mode */
if (tcg_enabled() && !inited) {
inited = 1;
optimize_flags_init();
#ifndef CONFIG_USER_ONLY
prev_debug_excp_handler =
cpu_set_debug_excp_handler(breakpoint_handler);
#endif
}
if (cpu_x86_register(cpu, cpu_model) < 0) {
object_delete(OBJECT(cpu));
return NULL;

8
target-xtensa/helper.c
View File

@ -54,8 +54,6 @@ static uint32_t check_hw_breakpoints(CPUXtensaState *env)
return 0;
}
static CPUDebugExcpHandler *prev_debug_excp_handler;
static void breakpoint_handler(CPUXtensaState *env)
{
if (env->watchpoint_hit) {
@ -70,9 +68,6 @@ static void breakpoint_handler(CPUXtensaState *env)
cpu_resume_from_signal(env, NULL);
}
}
if (prev_debug_excp_handler) {
prev_debug_excp_handler(env);
}
}
XtensaCPU *cpu_xtensa_init(const char *cpu_model)
@ -105,8 +100,7 @@ XtensaCPU *cpu_xtensa_init(const char *cpu_model)
if (!debug_handler_inited && tcg_enabled()) {
debug_handler_inited = 1;
prev_debug_excp_handler =
cpu_set_debug_excp_handler(breakpoint_handler);
cpu_set_debug_excp_handler(breakpoint_handler);
}
xtensa_irq_init(env);