target-microblaze: QOM'ify CPU

Embed CPUMBState as first member of QOM MicroBlazeCPU.

Let CPUClass::reset() call cpu_state_reset() for now.

Signed-off-by: Andreas Färber <afaerber@suse.de>
Tested-by: Peter A. G. Crosthwaite <peter.crosthwaite@petalogix.com>
[AF: Updated cpu.c to include cpu-qom.h indirectly via cpu.h]
diff --git a/target-microblaze/translate.c b/target-microblaze/translate.c
index b602820..f4d32c8 100644
--- a/target-microblaze/translate.c
+++ b/target-microblaze/translate.c
@@ -1891,11 +1891,13 @@
 
 CPUMBState *cpu_mb_init (const char *cpu_model)
 {
+    MicroBlazeCPU *cpu;
     CPUMBState *env;
     static int tcg_initialized = 0;
     int i;
 
-    env = g_malloc0(sizeof(CPUMBState));
+    cpu = MICROBLAZE_CPU(object_new(TYPE_MICROBLAZE_CPU));
+    env = &cpu->env;
 
     cpu_exec_init(env);
     cpu_state_reset(env);