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[05/20] target-alpha: Add support for -cpu ?

Message ID 1355924196-19288-6-git-send-email-afaerber@suse.de
State New
Headers show

Commit Message

Andreas Färber Dec. 19, 2012, 1:36 p.m. UTC 
Implement alphabetical listing of CPU subclasses.

Signed-off-by: Andreas Färber <afaerber@suse.de>
Acked-by: Richard Henderson <rth@twiddle.net>
---
 target-alpha/cpu.c |   41 +++++++++++++++++++++++++++++++++++++++++
 target-alpha/cpu.h |    2 ++
 2 Dateien geändert, 43 Zeilen hinzugefügt(+)
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Patch

diff --git a/target-alpha/cpu.c b/target-alpha/cpu.c
index a5a98d0..2deb3c1 100644
--- a/target-alpha/cpu.c
+++ b/target-alpha/cpu.c
@@ -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
diff --git a/target-alpha/cpu.h b/target-alpha/cpu.h
index 0d08458..23f06c5 100644
--- a/target-alpha/cpu.h
+++ b/target-alpha/cpu.h
@@ -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