target-unicore32: Move TCG initialization to UniCore32CPU initfn

Normalize the "inited" logic and add a tcg_enabled() check to suppress
it for qtest.

Ensures that a QOM-created UniCore32CPU is usable.
Acked-by: NGuan Xuetao <gxt@mprc.pku.edu.cn>
Signed-off-by: NAndreas Färber <afaerber@suse.de>

target-unicore32/cpu.c

@@ -95,6 +95,7 @@ static void uc32_cpu_initfn(Object *obj)
 {
     UniCore32CPU *cpu = UNICORE32_CPU(obj);
     CPUUniCore32State *env = &cpu->env;
+    static bool inited;
 
     cpu_exec_init(env);
 
@@ -107,6 +108,11 @@ static void uc32_cpu_initfn(Object *obj)
 #endif
 
     tlb_flush(env, 1);
+
+    if (tcg_enabled() && !inited) {
+        inited = true;
+        uc32_translate_init();
+    }
 }
 
 static const VMStateDescription vmstate_uc32_cpu = {

target-unicore32/helper.c

@@ -30,7 +30,6 @@ CPUUniCore32State *uc32_cpu_init(const char *cpu_model)
     UniCore32CPU *cpu;
     CPUUniCore32State *env;
     ObjectClass *oc;
-    static int inited = 1;
 
     oc = cpu_class_by_name(TYPE_UNICORE32_CPU, cpu_model);
     if (oc == NULL) {
@@ -40,11 +39,6 @@ CPUUniCore32State *uc32_cpu_init(const char *cpu_model)
     env = &cpu->env;
     env->cpu_model_str = cpu_model;
 
-    if (inited) {
-        inited = 0;
-        uc32_translate_init();
-    }
-
     object_property_set_bool(OBJECT(cpu), true, "realized", NULL);
 
     return env;