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Turn dynarec enable/disable into core option if HAVE_DYNAREC 

is defined
This commit is contained in:
twinaphex 2014-12-10 17:48:43 +01:00
parent 82731290ee
commit b3f8e39a80
1 changed files with 68 additions and 34 deletions
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102
libretro.c
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@ -101,32 +101,14 @@ void retro_get_system_av_info(struct retro_system_av_info* info)
#include <sys/mman.h>
void retro_init()
void retro_init(void)
{
init_gamepak_buffer();
init_sound(1);
#if defined(HAVE_DYNAREC)
dynarec_enable = 1;
#if defined(HAVE_MMAP)
rom_translation_cache = mmap(NULL, ROM_TRANSLATION_CACHE_SIZE,
PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANON | MAP_PRIVATE, -1, 0);
ram_translation_cache = mmap(NULL, RAM_TRANSLATION_CACHE_SIZE,
PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANON | MAP_PRIVATE, -1, 0);
bios_translation_cache = mmap(NULL, BIOS_TRANSLATION_CACHE_SIZE,
PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANON | MAP_PRIVATE, -1, 0);
rom_translation_ptr = rom_translation_cache;
ram_translation_ptr = ram_translation_cache;
bios_translation_ptr = bios_translation_cache;
#endif
#else
dynarec_enable = 0;
#endif
}
void retro_deinit()
void retro_deinit(void)
{
perf_cb.perf_log();
memory_term();
@ -142,6 +124,13 @@ void retro_set_environment(retro_environment_t cb)
{
struct retro_log_callback log;
static const struct retro_variable vars[] = {
#ifdef HAVE_DYNAREC
{ "gpsp_drc", "Dynamic recompiler (restart); enabled|disabled" },
#endif
{ NULL, NULL },
};
environ_cb = cb;
if (environ_cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &log))
@ -150,7 +139,7 @@ void retro_set_environment(retro_environment_t cb)
log_cb = NULL;
environ_cb(RETRO_ENVIRONMENT_GET_PERF_INTERFACE, &perf_cb);
environ_cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
}
void retro_set_video_refresh(retro_video_refresh_t cb)
@ -164,7 +153,7 @@ void retro_set_input_poll(retro_input_poll_t cb)
void retro_set_controller_port_device(unsigned port, unsigned device) {}
void retro_reset()
void retro_reset(void)
{
deinit_context_switch();
@ -175,7 +164,7 @@ void retro_reset()
}
size_t retro_serialize_size()
size_t retro_serialize_size(void)
{
return GBA_STATE_MEM_SIZE;
}
@ -201,7 +190,9 @@ bool retro_unserialize(const void* data, size_t size)
return true;
}
void retro_cheat_reset() {}
void retro_cheat_reset(void)
{
}
void retro_cheat_set(unsigned index, bool enabled, const char* code) {}
void error_msg(const char* text)
@ -229,8 +220,56 @@ static void extract_directory(char* buf, const char* path, size_t size)
strncpy(buf, ".", size);
}
static void check_variables(int started_from_load)
{
struct retro_variable var;
#ifdef HAVE_DYNAREC
var.key = "gpsp_drc";
var.value = NULL;
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
{
if (started_from_load)
{
if (strcmp(var.value, "disabled") == 0)
dynarec_enable = 0;
else if (strcmp(var.value, "enabled") == 0)
dynarec_enable = 1;
}
}
else
dynarec_enable = 1;
#endif
}
bool retro_load_game(const struct retro_game_info* info)
{
check_variables(1);
#if defined(HAVE_DYNAREC)
if (dynarec_enable)
{
#if defined(HAVE_MMAP)
rom_translation_cache = mmap(NULL, ROM_TRANSLATION_CACHE_SIZE,
PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANON | MAP_PRIVATE, -1, 0);
ram_translation_cache = mmap(NULL, RAM_TRANSLATION_CACHE_SIZE,
PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANON | MAP_PRIVATE, -1, 0);
bios_translation_cache = mmap(NULL, BIOS_TRANSLATION_CACHE_SIZE,
PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANON | MAP_PRIVATE, -1, 0);
rom_translation_ptr = rom_translation_cache;
ram_translation_ptr = ram_translation_cache;
bios_translation_ptr = bios_translation_cache;
#endif
}
else
dynarec_enable = 0;
#else
dynarec_enable = 0;
#endif
char filename_bios[MAX_PATH];
const char* dir = NULL;
@ -288,13 +327,13 @@ bool retro_load_game_special(unsigned game_type,
return false;
}
void retro_unload_game()
void retro_unload_game(void)
{
deinit_context_switch();
update_backup();
}
unsigned retro_get_region()
unsigned retro_get_region(void)
{
return RETRO_REGION_NTSC;
}
@ -337,12 +376,7 @@ size_t retro_get_memory_size(unsigned id)
return 0;
}
static void check_variables(void)
{
}
void retro_run()
void retro_run(void)
{
bool updated = false;
@ -358,11 +392,11 @@ void retro_run()
GBA_SCREEN_PITCH * 2);
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
check_variables();
check_variables(0);
}
unsigned retro_api_version()
unsigned retro_api_version(void)
{
return RETRO_API_VERSION;
}