Commit 494342b3 authored by Andreas Färber's avatar Andreas Färber
Browse files

target-alpha: Add support for -cpu ? 



Implement alphabetical listing of CPU subclasses.

Signed-off-by: default avatarAndreas Färber <afaerber@suse.de>
Acked-by: default avatarRichard Henderson <rth@twiddle.net>
parent 0c28246f

target-alpha/cpu.c

+41 −0
Original line number Diff line number Diff line
@@ -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

target-alpha/cpu.h

+2 −0
Original line number Diff line number Diff line
@@ -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