tcg: Avoid setting tcg_initialize if !CONFIG_TCG

Fix the build for --disable-tcg.

Fixes: 55c3ceefSigned-off-by: NRichard Henderson <richard.henderson@linaro.org>
Reviewed-by: NEduardo Habkost <ehabkost@redhat.com>
Message-id: 20171026135814.20773-1-richard.henderson@linaro.org
Signed-off-by: NPeter Maydell <peter.maydell@linaro.org>

target/arm/cpu.c

@@ -1760,7 +1760,9 @@ static void arm_cpu_class_init(ObjectClass *oc, void *data)
 #endif
 
     cc->disas_set_info = arm_disas_set_info;
+#ifdef CONFIG_TCG
     cc->tcg_initialize = arm_translate_init;
+#endif
 }
 
 static void cpu_register(const ARMCPUInfo *info)

target/i386/cpu.c

@@ -4212,7 +4212,9 @@ static void x86_cpu_common_class_init(ObjectClass *oc, void *data)
 #endif
     cc->cpu_exec_enter = x86_cpu_exec_enter;
     cc->cpu_exec_exit = x86_cpu_exec_exit;
+#ifdef CONFIG_TCG
     cc->tcg_initialize = tcg_x86_init;
+#endif
 
     dc->user_creatable = true;
 }

target/mips/cpu.c

@@ -198,7 +198,9 @@ static void mips_cpu_class_init(ObjectClass *c, void *data)
     cc->vmsd = &vmstate_mips_cpu;
 #endif
     cc->disas_set_info = mips_cpu_disas_set_info;
+#ifdef CONFIG_TCG
     cc->tcg_initialize = mips_tcg_init;
+#endif
 
     cc->gdb_num_core_regs = 73;
     cc->gdb_stop_before_watchpoint = true;

target/ppc/translate_init.c

@@ -10578,7 +10578,9 @@ static void ppc_cpu_class_init(ObjectClass *oc, void *data)
 #ifndef CONFIG_USER_ONLY
     cc->virtio_is_big_endian = ppc_cpu_is_big_endian;
 #endif
+#ifdef CONFIG_TCG
     cc->tcg_initialize = ppc_translate_init;
+#endif
 
     dc->fw_name = "PowerPC,UNKNOWN";
 }

target/s390x/cpu.c

@@ -497,7 +497,9 @@ static void s390_cpu_class_init(ObjectClass *oc, void *data)
 #endif
 #endif
     cc->disas_set_info = s390_cpu_disas_set_info;
+#ifdef CONFIG_TCG
     cc->tcg_initialize = s390x_translate_init;
+#endif
 
     cc->gdb_num_core_regs = S390_NUM_CORE_REGS;
     cc->gdb_core_xml_file = "s390x-core64.xml";