cpu: Change cpu_exec_init() arg to cpu, not env

The callers (most of them in target-foo/cpu.c) to this function all
have the cpu pointer handy. Just pass it to avoid an ENV_GET_CPU() from
core code (in exec.c).

Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Peter Maydell <peter.maydell@linaro.org>
Cc: "Edgar E. Iglesias" <edgar.iglesias@gmail.com>
Cc: Eduardo Habkost <ehabkost@redhat.com>
Cc: Michael Walle <michael@walle.cc>
Cc: Leon Alrae <leon.alrae@imgtec.com>
Cc: Anthony Green <green@moxielogic.com>
Cc: Jia Liu <proljc@gmail.com>
Cc: Alexander Graf <agraf@suse.de>
Cc: Blue Swirl <blauwirbel@gmail.com>
Cc: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Cc: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Cc: Guan Xuetao <gxt@mprc.pku.edu.cn>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Peter Crosthwaite <crosthwaite.peter@gmail.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>

exec.c

@@ -571,9 +571,8 @@ void cpu_exec_exit(CPUState *cpu)
 }
 #endif
 
-void cpu_exec_init(CPUArchState *env, Error **errp)
+void cpu_exec_init(CPUState *cpu, Error **errp)
 {
-    CPUState *cpu = ENV_GET_CPU(env);
     CPUClass *cc = CPU_GET_CLASS(cpu);
     int cpu_index;
     Error *local_err = NULL;
@@ -604,7 +603,7 @@ void cpu_exec_init(CPUArchState *env, Error **errp)
     }
 #if defined(CPU_SAVE_VERSION) && !defined(CONFIG_USER_ONLY)
     register_savevm(NULL, "cpu", cpu_index, CPU_SAVE_VERSION,
-                    cpu_save, cpu_load, env);
+                    cpu_save, cpu_load, cpu->env_ptr);
     assert(cc->vmsd == NULL);
     assert(qdev_get_vmsd(DEVICE(cpu)) == NULL);
 #endif

include/exec/exec-all.h

@@ -88,7 +88,7 @@ void QEMU_NORETURN cpu_io_recompile(CPUState *cpu, uintptr_t retaddr);
 TranslationBlock *tb_gen_code(CPUState *cpu,
                               target_ulong pc, target_ulong cs_base, int flags,
                               int cflags);
-void cpu_exec_init(CPUArchState *env, Error **errp);
+void cpu_exec_init(CPUState *cpu, Error **errp);
 void QEMU_NORETURN cpu_loop_exit(CPUState *cpu);
 
 #if !defined(CONFIG_USER_ONLY)

target-alpha/cpu.c

@@ -257,7 +257,7 @@ static void alpha_cpu_initfn(Object *obj)
     CPUAlphaState *env = &cpu->env;
 
     cs->env_ptr = env;
-    cpu_exec_init(env, &error_abort);
+    cpu_exec_init(cs, &error_abort);
     tlb_flush(cs, 1);
 
     alpha_translate_init();

target-arm/cpu.c

@@ -392,7 +392,7 @@ static void arm_cpu_initfn(Object *obj)
     uint32_t Aff1, Aff0;
 
     cs->env_ptr = &cpu->env;
-    cpu_exec_init(&cpu->env, &error_abort);
+    cpu_exec_init(cs, &error_abort);
     cpu->cp_regs = g_hash_table_new_full(g_int_hash, g_int_equal,
                                          g_free, g_free);
 

target-cris/cpu.c

@@ -170,7 +170,7 @@ static void cris_cpu_initfn(Object *obj)
     static bool tcg_initialized;
 
     cs->env_ptr = env;
-    cpu_exec_init(env, &error_abort);
+    cpu_exec_init(cs, &error_abort);
 
     env->pregs[PR_VR] = ccc->vr;
 

target-i386/cpu.c

@@ -3038,7 +3038,7 @@ static void x86_cpu_initfn(Object *obj)
     static int inited;
 
     cs->env_ptr = env;
-    cpu_exec_init(env, &error_abort);
+    cpu_exec_init(cs, &error_abort);
 
     object_property_add(obj, "family", "int",
                         x86_cpuid_version_get_family,

target-lm32/cpu.c

@@ -151,7 +151,7 @@ static void lm32_cpu_initfn(Object *obj)
     static bool tcg_initialized;
 
     cs->env_ptr = env;
-    cpu_exec_init(env, &error_abort);
+    cpu_exec_init(cs, &error_abort);
 
     env->flags = 0;
 

target-m68k/cpu.c

@@ -168,7 +168,7 @@ static void m68k_cpu_initfn(Object *obj)
     static bool inited;
 
     cs->env_ptr = env;
-    cpu_exec_init(env, &error_abort);
+    cpu_exec_init(cs, &error_abort);
 
     if (tcg_enabled() && !inited) {
         inited = true;

target-microblaze/cpu.c

@@ -190,7 +190,7 @@ static void mb_cpu_initfn(Object *obj)
     static bool tcg_initialized;
 
     cs->env_ptr = env;
-    cpu_exec_init(env, &error_abort);
+    cpu_exec_init(cs, &error_abort);
 
     set_float_rounding_mode(float_round_nearest_even, &env->fp_status);
 

target-mips/cpu.c

@@ -115,7 +115,7 @@ static void mips_cpu_initfn(Object *obj)
     CPUMIPSState *env = &cpu->env;
 
     cs->env_ptr = env;
-    cpu_exec_init(env, &error_abort);
+    cpu_exec_init(cs, &error_abort);
 
     if (tcg_enabled()) {
         mips_tcg_init();

target-moxie/cpu.c

@@ -66,7 +66,7 @@ static void moxie_cpu_initfn(Object *obj)
     static int inited;
 
     cs->env_ptr = &cpu->env;
-    cpu_exec_init(&cpu->env, &error_abort);
+    cpu_exec_init(cs, &error_abort);
 
     if (tcg_enabled() && !inited) {
         inited = 1;

target-openrisc/cpu.c

@@ -92,7 +92,7 @@ static void openrisc_cpu_initfn(Object *obj)
     static int inited;
 
     cs->env_ptr = &cpu->env;
-    cpu_exec_init(&cpu->env, &error_abort);
+    cpu_exec_init(cs, &error_abort);
 
 #ifndef CONFIG_USER_ONLY
     cpu_openrisc_mmu_init(cpu);

target-ppc/translate_init.c

@@ -8929,7 +8929,7 @@ static void ppc_cpu_realizefn(DeviceState *dev, Error **errp)
     }
 #endif
 
-    cpu_exec_init(&cpu->env, &local_err);
+    cpu_exec_init(cs, &local_err);
     if (local_err != NULL) {
         error_propagate(errp, local_err);
         return;

target-s390x/cpu.c

@@ -212,7 +212,7 @@ static void s390_cpu_initfn(Object *obj)
 #endif
 
     cs->env_ptr = env;
-    cpu_exec_init(env, &error_abort);
+    cpu_exec_init(cs, &error_abort);
 #if !defined(CONFIG_USER_ONLY)
     qemu_register_reset(s390_cpu_machine_reset_cb, cpu);
     qemu_get_timedate(&tm, 0);

target-sh4/cpu.c

@@ -248,7 +248,7 @@ static void superh_cpu_initfn(Object *obj)
     CPUSH4State *env = &cpu->env;
 
     cs->env_ptr = env;
-    cpu_exec_init(env, &error_abort);
+    cpu_exec_init(cs, &error_abort);
 
     env->movcal_backup_tail = &(env->movcal_backup);
 

target-sparc/cpu.c

@@ -802,7 +802,7 @@ static void sparc_cpu_initfn(Object *obj)
     CPUSPARCState *env = &cpu->env;
 
     cs->env_ptr = env;
-    cpu_exec_init(env, &error_abort);
+    cpu_exec_init(cs, &error_abort);
 
     if (tcg_enabled()) {
         gen_intermediate_code_init(env);

target-tricore/cpu.c

@@ -92,7 +92,7 @@ static void tricore_cpu_initfn(Object *obj)
     CPUTriCoreState *env = &cpu->env;
 
     cs->env_ptr = env;
-    cpu_exec_init(env, &error_abort);
+    cpu_exec_init(cs, &error_abort);
 
     if (tcg_enabled()) {
         tricore_tcg_init();

target-unicore32/cpu.c

@@ -111,7 +111,7 @@ static void uc32_cpu_initfn(Object *obj)
     static bool inited;
 
     cs->env_ptr = env;
-    cpu_exec_init(env, &error_abort);
+    cpu_exec_init(cs, &error_abort);
 
 #ifdef CONFIG_USER_ONLY
     env->uncached_asr = ASR_MODE_USER;

target-xtensa/cpu.c

@@ -114,7 +114,7 @@ static void xtensa_cpu_initfn(Object *obj)
 
     cs->env_ptr = env;
     env->config = xcc->config;
-    cpu_exec_init(env, &error_abort);
+    cpu_exec_init(cs, &error_abort);
 
     if (tcg_enabled() && !tcg_inited) {
         tcg_inited = true;