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target-alpha: Add support for -cpu ? 

Implement alphabetical listing of CPU subclasses.

Signed-off-by: Andreas Färber <afaerber@suse.de>
Acked-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Andreas Färber 2012-10-15 17:44:21 +02:00
parent 0c28246fcd
commit 494342b35b
2 changed files with 43 additions and 0 deletions
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41
target-alpha/cpu.c
View File

@ -33,6 +33,47 @@ static void alpha_cpu_realize(Object *obj, Error **errp)
#endif
}
typedef struct AlphaCPUListState {
fprintf_function cpu_fprintf;
FILE *file;
} AlphaCPUListState;
/* Sort alphabetically by type name. */
static gint alpha_cpu_list_compare(gconstpointer a, gconstpointer b)
{
ObjectClass *class_a = (ObjectClass *)a;
ObjectClass *class_b = (ObjectClass *)b;
const char *name_a, *name_b;
name_a = object_class_get_name(class_a);
name_b = object_class_get_name(class_b);
return strcmp(name_a, name_b);
}
static void alpha_cpu_list_entry(gpointer data, gpointer user_data)
{
ObjectClass *oc = data;
AlphaCPUListState *s = user_data;
(*s->cpu_fprintf)(s->file, " %s\n",
object_class_get_name(oc));
}
void alpha_cpu_list(FILE *f, fprintf_function cpu_fprintf)
{
AlphaCPUListState s = {
.file = f,
.cpu_fprintf = cpu_fprintf,
};
GSList *list;
list = object_class_get_list(TYPE_ALPHA_CPU, false);
list = g_slist_sort(list, alpha_cpu_list_compare);
(*cpu_fprintf)(f, "Available CPUs:\n");
g_slist_foreach(list, alpha_cpu_list_entry, &s);
g_slist_free(list);
}
/* Models */
#define TYPE(model) model "-" TYPE_ALPHA_CPU

2
target-alpha/cpu.h
View File

@ -289,6 +289,7 @@ struct CPUAlphaState {
int implver;
};
#define cpu_list alpha_cpu_list
#define cpu_exec cpu_alpha_exec
#define cpu_gen_code cpu_alpha_gen_code
#define cpu_signal_handler cpu_alpha_signal_handler
@ -438,6 +439,7 @@ static inline CPUAlphaState *cpu_init(const char *cpu_model)
return &cpu->env;
}
void alpha_cpu_list(FILE *f, fprintf_function cpu_fprintf);
int cpu_alpha_exec(CPUAlphaState *s);
/* you can call this signal handler from your SIGBUS and SIGSEGV
signal handlers to inform the virtual CPU of exceptions. non zero