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target-alpha: Add support for -cpu ?

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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
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@ -33,6 +33,47 @@ static void alpha_cpu_realize(Object *obj, Error **errp)
#endif #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 */ /* Models */
#define TYPE(model) model "-" TYPE_ALPHA_CPU #define TYPE(model) model "-" TYPE_ALPHA_CPU

2
target-alpha/cpu.h
View File

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