added PC Engine/TurboGrafx-16 support (PCE)

cores/makefile

@@ -1,7 +1,7 @@
 # this logic was broken out from picoarch's all-in-one makefile
 
 CORES = fceumm gambatte gpsp pcsx_rearmed picodrive snes9x2005_plus
-CORES+= beetle-vb fake-08 mednafen_supafaust mgba pokemini # extras
+CORES+= beetle-pce-fast beetle-vb fake-08 mednafen_supafaust mgba pokemini # extras
 
 ###############################
 
@@ -13,6 +13,9 @@ CORES+= beetle-vb fake-08 mednafen_supafaust mgba pokemini # extras
 # *_MAKEFILE=
 # *_BUILD_PATH=
 
+beetle-pce-fast_REPO = https://github.com/libretro/beetle-pce-fast-libretro
+beetle-pce-fast_CORE = mednafen_pce_fast_libretro.so
+
 beetle-vb_REPO = https://github.com/libretro/beetle-vb-libretro
 beetle-vb_CORE = mednafen_vb_libretro.so
 

cores/patches/beetle-pce-fast.patch

@@ -0,0 +1,24 @@
+diff --git forkSrcPrefix/Makefile forkDstPrefix/Makefile
+index d580571511b43d1ec4597db4a9611b0924bb2c53..d2a2f9929cee1f7fb45a1a002efd7b04812ded49 100644
+--- forkSrcPrefix/Makefile
++++ forkDstPrefix/Makefile
+@@ -377,6 +377,19 @@ else ifeq ($(platform), miyoo)
+    CXXFLAGS += -std=c++11
+    CFLAGS += -std=gnu11
+ 
++# RG35XX
++else ifeq ($(platform), rg35xx)
++   TARGET := $(TARGET_NAME)_libretro.so
++   CC = $(CROSS_COMPILE)gcc
++   CXX = $(CROSS_COMPILE)g++
++   AR = $(CROSS_COMPILE)ar
++   fpic := -fPIC
++   SHARED := -shared -Wl,--no-undefined -Wl,--version-script=link.T
++   FLAGS += -marm -mtune=cortex-a9 -mfpu=neon-fp16 -mfloat-abi=hard -march=armv7-a -fomit-frame-pointer -DRG35XX
++   FLAGS += -fomit-frame-pointer -ffast-math -D_GNU_SOURCE -flto -fPIC
++   CXXFLAGS += -std=c++11
++   CFLAGS += -std=gnu11
++
+ # Windows MSVC 2017 all architectures
+ else ifneq (,$(findstring windows_msvc2017,$(platform)))
+ 

makefile

@@ -81,9 +81,10 @@ bundle:
 	# extras
 	cp ./cores/output/fake08_libretro.so ./build/EXTRAS/Emus/rg35xx/P8.pak
 	cp ./cores/output/mgba_libretro.so ./build/EXTRAS/Emus/rg35xx/MGBA.pak
-	cp ./cores/output/mednafen_vb_libretro.so ./build/EXTRAS/Emus/rg35xx/VB.pak
 	cp ./cores/output/mgba_libretro.so ./build/EXTRAS/Emus/rg35xx/SGB.pak
+	cp ./cores/output/mednafen_pce_fast_libretro.so ./build/EXTRAS/Emus/rg35xx/PCE.pak
 	cp ./cores/output/mednafen_supafaust_libretro.so ./build/EXTRAS/Emus/rg35xx/SUPA.pak
+	cp ./cores/output/mednafen_vb_libretro.so ./build/EXTRAS/Emus/rg35xx/VB.pak
 	cp ./cores/output/pokemini_libretro.so ./build/EXTRAS/Emus/rg35xx/PKM.pak
 	cp ./other/DinguxCommander/output/DinguxCommander ./build/EXTRAS/Tools/rg35xx/Files.pak
 	cp -R ./other/DinguxCommander/res ./build/EXTRAS/Tools/rg35xx/Files.pak/

skeleton/EXTRAS/Emus/rg35xx/PCE.pak/launch.sh

@@ -0,0 +1,14 @@
+#!/bin/sh
+
+EMU_EXE=mednafen_pce_fast
+CORES_PATH=$(dirname "$0")
+
+###############################
+
+EMU_TAG=$(basename "$(dirname "$0")" .pak)
+ROM="$1"
+mkdir -p "$BIOS_PATH/$EMU_TAG"
+mkdir -p "$SAVES_PATH/$EMU_TAG"
+HOME="$USERDATA_PATH"
+cd "$HOME"
+minarch.elf "$CORES_PATH/${EMU_EXE}_libretro.so" "$ROM" DMG &> "$LOGS_PATH/$EMU_TAG.txt"

skeleton/EXTRAS/README.txt

@@ -29,5 +29,6 @@ Bios files
 You'll need to BYOB for the emulator paks included in this zip file.
 
 MGBA: gba_bios.bin
-      sgb.bios
+ PCE: syscard3.pce
  PKM: bios.min
+ SGB: sgb.bios

src/minarch/main.c

@@ -28,6 +28,7 @@
 #include "overrides/gambatte.h"
 #include "overrides/gpsp.h"
 #include "overrides/mgba.h"
+#include "overrides/mednafen_pce_fast.h"
 #include "overrides/mednafen_vb.h"
 #include "overrides/mednafen_supafaust.h"
 #include "overrides/pcsx_rearmed.h"
@@ -40,6 +41,7 @@ static CoreOverrides* overrides[] = {
 	&fceumm_overrides,
 	&gambatte_overrides,
 	&gpsp_overrides,
+	&mednafen_pce_fast_overrides,
 	&mednafen_supafaust_overrides,
 	&mednafen_vb_overrides,
 	&mgba_overrides,

src/minarch/overrides/mednafen_pce_fast.h

@@ -0,0 +1,22 @@
+#include "overrides.h"
+
+static CoreOverrides mednafen_pce_fast_overrides = {
+	.core_name = "mednafen_pce_fast",
+	.button_mapping = (ButtonMapping[]){
+		{"Up",			RETRO_DEVICE_ID_JOYPAD_UP,		BTN_ID_UP},
+		{"Down",		RETRO_DEVICE_ID_JOYPAD_DOWN,	BTN_ID_DOWN},
+		{"Left",		RETRO_DEVICE_ID_JOYPAD_LEFT,	BTN_ID_LEFT},
+		{"Right",		RETRO_DEVICE_ID_JOYPAD_RIGHT,	BTN_ID_RIGHT},
+		{"Select",		RETRO_DEVICE_ID_JOYPAD_SELECT,	BTN_ID_SELECT},
+		{"Run",			RETRO_DEVICE_ID_JOYPAD_START,	BTN_ID_START},
+		{"I",			RETRO_DEVICE_ID_JOYPAD_A,		BTN_ID_A},
+		{"II",			RETRO_DEVICE_ID_JOYPAD_B,		BTN_ID_B},
+		{"III",			RETRO_DEVICE_ID_JOYPAD_Y,		BTN_ID_Y},
+		{"IV",			RETRO_DEVICE_ID_JOYPAD_X,		BTN_ID_X},
+		{"V",			RETRO_DEVICE_ID_JOYPAD_L,		BTN_ID_L1},
+		{"VI",			RETRO_DEVICE_ID_JOYPAD_R,		BTN_ID_R1},
+		{"Mode",		RETRO_DEVICE_ID_JOYPAD_L2,		BTN_ID_L2},
+		{NULL},
+	},
+};
+