Update modern runtime for mod support, add some exports and events in the patches

lib/N64ModernRuntime

@@ -1 +1 @@
-Subproject commit 0a538553330ea5fdb1673708704bb92a854241b9
+Subproject commit 5699906f34fcc82905303092d081ad92aa74f926

patches.toml

@@ -14,3 +14,5 @@ data_reference_syms_files = [ "Zelda64RecompSyms/mm.us.rev1.datasyms.toml", "Zel
 output_binary_path = "patches/patches.bin"
 # Do not emit warnings for unpaired LO16 values, as clang produces many of them.
 unpaired_lo16_warnings = false
+# Allow exporting functions and events for mods to use. 
+allow_exports = true

patches/autosaving.c

@@ -67,10 +67,10 @@ RECOMP_PATCH void KaleidoSetup_Update(PlayState* play) {
 
 void Sram_SyncWriteToFlash(SramContext* sramCtx, s32 curPage, s32 numPages);
 
-void autosave_reset_timer();
-void autosave_reset_timer_slow();
+void recomp_reset_autosave_timer();
+void recomp_reset_autosave_timer_slow();
 
-void do_autosave(PlayState* play) {
+RECOMP_EXPORT void recomp_do_autosave(PlayState* play) {
     // Transfer the scene flags into the cycle flags.
     Play_SaveCycleSceneFlags(&play->state);
     // Transfer the cycle flags into the save buffer. Logic copied from func_8014546C.
@@ -176,7 +176,7 @@ RECOMP_PATCH void func_8014546C(SramContext* sramCtx) {
         // @recomp Delete the owl save.
         delete_owl_save(sramCtx, gSaveContext.fileNum);
         // @recomp Reset the autosave timer.
-        autosave_reset_timer();
+        recomp_reset_autosave_timer();
         for (i = 0; i < ARRAY_COUNT(gSaveContext.cycleSceneFlags); i++) {
             gSaveContext.save.saveInfo.permanentSceneFlags[i].chest = gSaveContext.cycleSceneFlags[i].chest;
             gSaveContext.save.saveInfo.permanentSceneFlags[i].switch0 = gSaveContext.cycleSceneFlags[i].switch0;
@@ -344,11 +344,11 @@ void draw_autosave_icon(PlayState* play) {
     CLOSE_DISPS(play->state.gfxCtx);
 }
 
-void show_autosave_icon() {
+RECOMP_EXPORT void recomp_show_autosave_icon() {
     autosave_icon_counter = AUTOSAVE_ICON_TOTAL_FRAMES;
 }
 
-u32 recomp_autosave_interval() {
+RECOMP_EXPORT u32 recomp_autosave_interval() {
     return 2 * 60 * 1000;
 }
 
@@ -367,12 +367,12 @@ bool reached_final_three_hours() {
     return false;
 }
 
-void autosave_reset_timer() {
+RECOMP_EXPORT void recomp_reset_autosave_timer() {
     last_autosave_time = osGetTime();
     extra_autosave_delay_milliseconds = 0;
 }
 
-void autosave_reset_timer_slow() {
+RECOMP_EXPORT void recomp_reset_autosave_timer_slow() {
     // Set the most recent autosave time in the future to give extra time before an autosave triggers.
     last_autosave_time = osGetTime();
     extra_autosave_delay_milliseconds = 2 * 60 * 1000;
@@ -425,20 +425,20 @@ void autosave_post_play_update(PlayState* play) {
             frames_since_autosave_ready >= MIN_FRAMES_SINCE_READY &&
             time_now - last_autosave_time > (OS_USEC_TO_CYCLES(1000 * (recomp_autosave_interval() + extra_autosave_delay_milliseconds)))
         ) {
-            do_autosave(play);
-            show_autosave_icon();
-            autosave_reset_timer();
+            recomp_do_autosave(play);
+            recomp_show_autosave_icon();
+            recomp_reset_autosave_timer();
         }
     }
     else {
         // Update the last autosave time to the current time to prevent autosaving immediately if autosaves are turned back on. 
-        autosave_reset_timer();
+        recomp_reset_autosave_timer();
     }
     gCanPause = false;
 }
 
 void autosave_init() {
-    autosave_reset_timer_slow();
+    recomp_reset_autosave_timer_slow();
     Lib_MemCpy(&prev_save_ctx, &gSaveContext, offsetof(SaveContext, fileNum));
 }
 
@@ -705,7 +705,7 @@ RECOMP_PATCH void Sram_ResetSaveFromMoonCrash(SramContext* sramCtx) {
     gSaveContext.jinxTimer = 0;
 
     // @recomp Use the slow autosave timer to give the player extra time to respond to the moon crashing to decide if they want to reload their autosave.
-    autosave_reset_timer_slow();
+    recomp_reset_autosave_timer_slow();
 }
 
 

patches/patches.h

@@ -4,6 +4,11 @@
 #define RECOMP_EXPORT __attribute__((section(".recomp_export")))
 #define RECOMP_PATCH __attribute__((section(".recomp_patch")))
 #define RECOMP_FORCE_PATCH __attribute__((section(".recomp_force_patch")))
+#define RECOMP_DECLARE_EVENT(func) \
+    _Pragma("GCC diagnostic push") \
+    _Pragma("GCC diagnostic ignored \"-Wunused-parameter\"") \
+    __attribute__((noinline, weak, used, section(".recomp_event"))) void func {} \
+    _Pragma("GCC diagnostic pop")
 
 // TODO fix renaming symbols in patch recompilation
 #define osCreateMesgQueue osCreateMesgQueue_recomp

patches/patches.ld

@@ -1,5 +1,5 @@
 RAMBASE  = 0x80801000; /* Used to hold any new symbols */
-EXTRA_RAM_SIZE = 0x01000000; /* Amount of extra ram allocated by recomp */
+PATCH_RAM_END = 0x81000000; /* Amount of extra ram allocated by recomp */
 
 MEMORY {
     extram : ORIGIN = RAMBASE, LENGTH = 64M
@@ -12,10 +12,11 @@ SECTIONS {
     .text          : { *(.text*)                                 } >extram AT >rom
     .recomp_patch  : { *(.recomp_patch*) *(.recomp_force_patch*) } >extram AT >rom
     .recomp_export : { *(.recomp_export*)                        } >extram AT >rom
+    .recomp_event  : { *(.recomp_event*)                         } >extram AT >rom
     .rodata        : { *(.rodata*)                               } >extram AT >rom
     .data          : { *(.data*)                                 } >extram AT >rom
     .bss  (NOLOAD) : { *(.bss*)  *(COMMON)                       } >extram
-    ASSERT(. < RAMBASE + EXTRA_RAM_SIZE, "Maxed out recomp extra ram")
+    ASSERT(. <= PATCH_RAM_END, "Maxed out recomp extra ram")
     
     .reloc 0 : { *(.reloc*) }
     .symtab 0 : { *(.symtab) }

patches/play_patches.c

@@ -4,6 +4,10 @@
 
 extern Input D_801F6C18;
 
+RECOMP_DECLARE_EVENT(recomp_on_play_main(PlayState* play));
+RECOMP_DECLARE_EVENT(recomp_before_play_update(PlayState* play));
+RECOMP_DECLARE_EVENT(recomp_after_play_update(PlayState* play));
+
 void controls_play_update(PlayState* play) {
     gSaveContext.options.zTargetSetting = recomp_get_targeting_mode();
 }
@@ -12,6 +16,7 @@ void controls_play_update(PlayState* play) {
 RECOMP_PATCH void Play_Main(GameState* thisx) {
     static Input* prevInput = NULL;
     PlayState* this = (PlayState*)thisx;
+    recomp_on_play_main(this);
 
     // @recomp
     debug_play_update(this);
@@ -32,7 +37,9 @@ RECOMP_PATCH void Play_Main(GameState* thisx) {
             this->state.gfxCtx = NULL;
         }
         camera_pre_play_update(this);
+        recomp_before_play_update(this);
         Play_Update(this);
+        recomp_after_play_update(this);
         camera_post_play_update(this);
         analog_cam_post_play_update(this);
         autosave_post_play_update(this);

patches/print.c

@@ -6,7 +6,7 @@ void* proutPrintf(void* dst, const char* fmt, size_t size) {
     return (void*)1;
 }
 
-int recomp_printf(const char* fmt, ...) {
+RECOMP_EXPORT int recomp_printf(const char* fmt, ...) {
     va_list args;
     va_start(args, fmt);
 

src/main/main.cpp

@@ -27,6 +27,7 @@
 #include "zelda_render.h"
 #include "ovl_patches.hpp"
 #include "librecomp/game.hpp"
+#include "librecomp/mods.hpp"
 
 #ifdef _WIN32
 #define WIN32_LEAN_AND_MEAN
@@ -327,6 +328,7 @@ std::vector<recomp::GameEntry> supported_games = {
         .rom_hash = 0xEF18B4A9E2386169ULL,
         .internal_name = "ZELDA MAJORA'S MASK",
         .game_id = u8"mm.n64.us.1.0",
+        .mod_game_id = "mm",
         .is_enabled = true,
         .entrypoint_address = get_entrypoint_address(),
         .entrypoint = recomp_entrypoint,
@@ -568,6 +570,8 @@ int main(int argc, char** argv) {
         fprintf(stderr, "Failed to load controller mappings: %s\n", SDL_GetError());
     }
 
+    recomp::register_config_path(zelda64::get_app_folder_path());
+
     // Register supported games and patches
     for (const auto& game : supported_games) {
         recomp::register_game(game);
@@ -575,8 +579,6 @@ int main(int argc, char** argv) {
 
     zelda64::register_overlays();
     zelda64::register_patches();
-
-    recomp::register_config_path(zelda64::get_app_folder_path());
     zelda64::load_config();
 
     recomp::rsp::callbacks_t rsp_callbacks{
@@ -619,7 +621,10 @@ int main(int argc, char** argv) {
         .get_game_thread_name = zelda64::get_game_thread_name,
     };
 
+    recomp::mods::scan_mods();
+
     recomp::start(
+        64 * 1024 * 1024, // 64MB to have plenty of room for loading mods
         {},
         rsp_callbacks,
         renderer_callbacks,

src/main/register_patches.cpp

@@ -7,4 +7,6 @@
 
 void zelda64::register_patches() {
     recomp::overlays::register_patches(mm_patches_bin, sizeof(mm_patches_bin), section_table, ARRLEN(section_table));
+    recomp::overlays::register_base_exports(export_table);
+    recomp::overlays::register_base_events(event_name_table);
 }

src/ui/ui_renderer.cpp

@@ -1287,6 +1287,12 @@ void draw_hook(RT64::RenderCommandList* command_list, RT64::RenderFramebuffer* s
     static recompui::Menu prev_menu = recompui::Menu::None;
     recompui::Menu cur_menu = open_menu.load();
 
+    // Return to the launcher if no menu is open and the game isn't started.
+    if (cur_menu == recompui::Menu::None && !ultramodern::is_game_started()) {
+        cur_menu = recompui::Menu::Launcher;
+        recompui::set_current_menu(cur_menu);
+    }
+
     if (reload_sheets) {
         ui_context->rml.load_documents();
         prev_menu = recompui::Menu::None;

us.rev1.toml

@@ -5,6 +5,7 @@ entrypoint = 0x80080000
 # Paths are relative to the location of this config file.
 output_func_path = "RecompiledFuncs"
 relocatable_sections_path = "overlays.us.rev1.txt"
+# elf_path = "mm.us.rev1.rom_uncompressed.elf"
 symbols_file_path = "Zelda64RecompSyms/mm.us.rev1.syms.toml"
 rom_file_path = "mm.us.rev1.rom_uncompressed.z64"