]> git.proxmox.com Git - mirror_qemu.git/blobdiff - target/sh4/cpu.c
Merge remote-tracking branch 'remotes/dgibson/tags/ppc-for-5.0-20191217' into staging
[mirror_qemu.git] / target / sh4 / cpu.c
index 8536f6d002a6312908b31ca2d554580b96d4c062..d0a7707991fea3b79836a52e5c612a3515d5c6e3 100644 (file)
 
 #include "qemu/osdep.h"
 #include "qapi/error.h"
+#include "qemu/qemu-print.h"
 #include "cpu.h"
-#include "qemu-common.h"
 #include "migration/vmstate.h"
 #include "exec/exec-all.h"
-
+#include "fpu/softfloat-helpers.h"
 
 static void superh_cpu_set_pc(CPUState *cs, vaddr value)
 {
@@ -70,7 +70,6 @@ static void superh_cpu_reset(CPUState *s)
     set_flush_to_zero(1, &env->fp_status);
 #endif
     set_default_nan_mode(1, &env->fp_status);
-    set_snan_bit_is_one(1, &env->fp_status);
 }
 
 static void superh_cpu_disas_set_info(CPUState *cpu, disassemble_info *info)
@@ -79,88 +78,46 @@ static void superh_cpu_disas_set_info(CPUState *cpu, disassemble_info *info)
     info->print_insn = print_insn_sh;
 }
 
-typedef struct SuperHCPUListState {
-    fprintf_function cpu_fprintf;
-    FILE *file;
-} SuperHCPUListState;
-
-/* Sort alphabetically by type name. */
-static gint superh_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 superh_cpu_list_entry(gpointer data, gpointer user_data)
 {
-    ObjectClass *oc = data;
-    SuperHCPUClass *scc = SUPERH_CPU_CLASS(oc);
-    SuperHCPUListState *s = user_data;
+    const char *typename = object_class_get_name(OBJECT_CLASS(data));
+    int len = strlen(typename) - strlen(SUPERH_CPU_TYPE_SUFFIX);
 
-    (*s->cpu_fprintf)(s->file, "%s\n",
-                      scc->name);
+    qemu_printf("%.*s\n", len, typename);
 }
 
-void sh4_cpu_list(FILE *f, fprintf_function cpu_fprintf)
+void sh4_cpu_list(void)
 {
-    SuperHCPUListState s = {
-        .cpu_fprintf = cpu_fprintf,
-        .file = f,
-    };
     GSList *list;
 
-    list = object_class_get_list(TYPE_SUPERH_CPU, false);
-    list = g_slist_sort(list, superh_cpu_list_compare);
-    g_slist_foreach(list, superh_cpu_list_entry, &s);
+    list = object_class_get_list_sorted(TYPE_SUPERH_CPU, false);
+    g_slist_foreach(list, superh_cpu_list_entry, NULL);
     g_slist_free(list);
 }
 
-static gint superh_cpu_name_compare(gconstpointer a, gconstpointer b)
-{
-    const SuperHCPUClass *scc = SUPERH_CPU_CLASS(a);
-    const char *name = b;
-
-    return strcasecmp(scc->name, name);
-}
-
 static ObjectClass *superh_cpu_class_by_name(const char *cpu_model)
 {
     ObjectClass *oc;
-    GSList *list, *item;
+    char *s, *typename = NULL;
 
-    if (cpu_model == NULL) {
-        return NULL;
-    }
-    if (strcasecmp(cpu_model, "any") == 0) {
-        return object_class_by_name(TYPE_SH7750R_CPU);
+    s = g_ascii_strdown(cpu_model, -1);
+    if (strcmp(s, "any") == 0) {
+        oc = object_class_by_name(TYPE_SH7750R_CPU);
+        goto out;
     }
 
-    oc = object_class_by_name(cpu_model);
-    if (oc != NULL && object_class_dynamic_cast(oc, TYPE_SUPERH_CPU) != NULL
-        && !object_class_is_abstract(oc)) {
-        return oc;
+    typename = g_strdup_printf(SUPERH_CPU_TYPE_NAME("%s"), s);
+    oc = object_class_by_name(typename);
+    if (oc != NULL && object_class_is_abstract(oc)) {
+        oc = NULL;
     }
 
-    oc = NULL;
-    list = object_class_get_list(TYPE_SUPERH_CPU, false);
-    item = g_slist_find_custom(list, cpu_model, superh_cpu_name_compare);
-    if (item != NULL) {
-        oc = item->data;
-    }
-    g_slist_free(list);
+out:
+    g_free(s);
+    g_free(typename);
     return oc;
 }
 
-SuperHCPU *cpu_sh4_init(const char *cpu_model)
-{
-    return SUPERH_CPU(cpu_generic_init(TYPE_SUPERH_CPU, cpu_model));
-}
-
 static void sh7750r_cpu_initfn(Object *obj)
 {
     SuperHCPU *cpu = SUPERH_CPU(obj);
@@ -174,19 +131,11 @@ static void sh7750r_class_init(ObjectClass *oc, void *data)
 {
     SuperHCPUClass *scc = SUPERH_CPU_CLASS(oc);
 
-    scc->name = "SH7750R";
     scc->pvr = 0x00050000;
     scc->prr = 0x00000100;
     scc->cvr = 0x00110000;
 }
 
-static const TypeInfo sh7750r_type_info = {
-    .name = TYPE_SH7750R_CPU,
-    .parent = TYPE_SUPERH_CPU,
-    .class_init = sh7750r_class_init,
-    .instance_init = sh7750r_cpu_initfn,
-};
-
 static void sh7751r_cpu_initfn(Object *obj)
 {
     SuperHCPU *cpu = SUPERH_CPU(obj);
@@ -200,19 +149,11 @@ static void sh7751r_class_init(ObjectClass *oc, void *data)
 {
     SuperHCPUClass *scc = SUPERH_CPU_CLASS(oc);
 
-    scc->name = "SH7751R";
     scc->pvr = 0x04050005;
     scc->prr = 0x00000113;
     scc->cvr = 0x00110000; /* Neutered caches, should be 0x20480000 */
 }
 
-static const TypeInfo sh7751r_type_info = {
-    .name = TYPE_SH7751R_CPU,
-    .parent = TYPE_SUPERH_CPU,
-    .class_init = sh7751r_class_init,
-    .instance_init = sh7751r_cpu_initfn,
-};
-
 static void sh7785_cpu_initfn(Object *obj)
 {
     SuperHCPU *cpu = SUPERH_CPU(obj);
@@ -226,19 +167,11 @@ static void sh7785_class_init(ObjectClass *oc, void *data)
 {
     SuperHCPUClass *scc = SUPERH_CPU_CLASS(oc);
 
-    scc->name = "SH7785";
     scc->pvr = 0x10300700;
     scc->prr = 0x00000200;
     scc->cvr = 0x71440211;
 }
 
-static const TypeInfo sh7785_type_info = {
-    .name = TYPE_SH7785_CPU,
-    .parent = TYPE_SUPERH_CPU,
-    .class_init = sh7785_class_init,
-    .instance_init = sh7785_cpu_initfn,
-};
-
 static void superh_cpu_realizefn(DeviceState *dev, Error **errp)
 {
     CPUState *cs = CPU(dev);
@@ -259,17 +192,12 @@ static void superh_cpu_realizefn(DeviceState *dev, Error **errp)
 
 static void superh_cpu_initfn(Object *obj)
 {
-    CPUState *cs = CPU(obj);
     SuperHCPU *cpu = SUPERH_CPU(obj);
     CPUSH4State *env = &cpu->env;
 
-    cs->env_ptr = env;
+    cpu_set_cpustate_pointers(cpu);
 
     env->movcal_backup_tail = &(env->movcal_backup);
-
-    if (tcg_enabled()) {
-        sh4_translate_init();
-    }
 }
 
 static const VMStateDescription vmstate_sh_cpu = {
@@ -283,8 +211,8 @@ static void superh_cpu_class_init(ObjectClass *oc, void *data)
     CPUClass *cc = CPU_CLASS(oc);
     SuperHCPUClass *scc = SUPERH_CPU_CLASS(oc);
 
-    scc->parent_realize = dc->realize;
-    dc->realize = superh_cpu_realizefn;
+    device_class_set_parent_realize(dc, superh_cpu_realizefn,
+                                    &scc->parent_realize);
 
     scc->parent_reset = cc->reset;
     cc->reset = superh_cpu_reset;
@@ -298,35 +226,43 @@ static void superh_cpu_class_init(ObjectClass *oc, void *data)
     cc->synchronize_from_tb = superh_cpu_synchronize_from_tb;
     cc->gdb_read_register = superh_cpu_gdb_read_register;
     cc->gdb_write_register = superh_cpu_gdb_write_register;
-#ifdef CONFIG_USER_ONLY
-    cc->handle_mmu_fault = superh_cpu_handle_mmu_fault;
-#else
+    cc->tlb_fill = superh_cpu_tlb_fill;
+#ifndef CONFIG_USER_ONLY
     cc->do_unaligned_access = superh_cpu_do_unaligned_access;
     cc->get_phys_page_debug = superh_cpu_get_phys_page_debug;
 #endif
     cc->disas_set_info = superh_cpu_disas_set_info;
+    cc->tcg_initialize = sh4_translate_init;
 
     cc->gdb_num_core_regs = 59;
 
     dc->vmsd = &vmstate_sh_cpu;
 }
 
-static const TypeInfo superh_cpu_type_info = {
-    .name = TYPE_SUPERH_CPU,
-    .parent = TYPE_CPU,
-    .instance_size = sizeof(SuperHCPU),
-    .instance_init = superh_cpu_initfn,
-    .abstract = true,
-    .class_size = sizeof(SuperHCPUClass),
-    .class_init = superh_cpu_class_init,
-};
+#define DEFINE_SUPERH_CPU_TYPE(type_name, cinit, initfn) \
+    {                                                    \
+        .name = type_name,                               \
+        .parent = TYPE_SUPERH_CPU,                       \
+        .class_init = cinit,                             \
+        .instance_init = initfn,                         \
+    }
+static const TypeInfo superh_cpu_type_infos[] = {
+    {
+        .name = TYPE_SUPERH_CPU,
+        .parent = TYPE_CPU,
+        .instance_size = sizeof(SuperHCPU),
+        .instance_init = superh_cpu_initfn,
+        .abstract = true,
+        .class_size = sizeof(SuperHCPUClass),
+        .class_init = superh_cpu_class_init,
+    },
+    DEFINE_SUPERH_CPU_TYPE(TYPE_SH7750R_CPU, sh7750r_class_init,
+                           sh7750r_cpu_initfn),
+    DEFINE_SUPERH_CPU_TYPE(TYPE_SH7751R_CPU, sh7751r_class_init,
+                           sh7751r_cpu_initfn),
+    DEFINE_SUPERH_CPU_TYPE(TYPE_SH7785_CPU, sh7785_class_init,
+                           sh7785_cpu_initfn),
 
-static void superh_cpu_register_types(void)
-{
-    type_register_static(&superh_cpu_type_info);
-    type_register_static(&sh7750r_type_info);
-    type_register_static(&sh7751r_type_info);
-    type_register_static(&sh7785_type_info);
-}
+};
 
-type_init(superh_cpu_register_types)
+DEFINE_TYPES(superh_cpu_type_infos)