enable lightrec

.gitmodules

@@ -7,3 +7,9 @@
 [submodule "libchdr"]
 	path = deps/libchdr
 	url = https://github.com/rtissera/libchdr.git
+[submodule "deps/lightrec"]
+	path = deps/lightrec
+	url = https://github.com/pcercuei/lightrec.git
+[submodule "deps/lightning"]
+	path = deps/lightning
+	url = https://github.com/pcercuei/gnu_lightning.git

Makefile

@@ -19,6 +19,9 @@ CXXFLAGS += $(CFLAGS)
 #DRC_DBG = 1
 #PCNT = 1
 
+# Suppress minor warnings for dependencies
+deps/%: CFLAGS += -Wno-unused -Wno-unused-function
+
 all: config.mak target_ plugins_
 
 ifndef NO_CONFIG_MAK
@@ -67,7 +70,54 @@ endif
 libpcsxcore/psxbios.o: CFLAGS += -Wno-nonnull
 
 # dynarec
-ifeq "$(USE_DYNAREC)" "1"
+ifeq "$(DYNAREC)" "lightrec"
+CFLAGS += -Ideps/lightning/include -Ideps/lightrec -Iinclude/lightning -Iinclude/lightrec \
+		  -DLIGHTREC -DLIGHTREC_STATIC
+LIGHTREC_CUSTOM_MAP ?= 0
+LIGHTREC_CUSTOM_MAP_OBJ ?= libpcsxcore/lightrec/mem.o
+LIGHTREC_THREADED_COMPILER ?= 0
+LIGHTREC_CODE_INV ?= 0
+CFLAGS += -DLIGHTREC_CUSTOM_MAP=$(LIGHTREC_CUSTOM_MAP) \
+	  -DLIGHTREC_CODE_INV=$(LIGHTREC_CODE_INV) \
+	  -DLIGHTREC_ENABLE_THREADED_COMPILER=$(LIGHTREC_THREADED_COMPILER)
+ifeq ($(LIGHTREC_CUSTOM_MAP),1)
+LDLIBS += -lrt
+OBJS += $(LIGHTREC_CUSTOM_MAP_OBJ)
+endif
+ifeq ($(NEED_SYSCONF),1)
+OBJS += libpcsxcore/lightrec/sysconf.o
+endif
+ifeq ($(LIGHTREC_THREADED_COMPILER),1)
+OBJS += deps/lightrec/recompiler.o \
+	deps/lightrec/reaper.o
+endif
+OBJS += deps/lightrec/tlsf/tlsf.o
+OBJS += libpcsxcore/lightrec/plugin.o
+OBJS += deps/lightning/lib/jit_disasm.o \
+		deps/lightning/lib/jit_memory.o \
+		deps/lightning/lib/jit_names.o \
+		deps/lightning/lib/jit_note.o \
+		deps/lightning/lib/jit_print.o \
+		deps/lightning/lib/jit_size.o \
+		deps/lightning/lib/lightning.o \
+		deps/lightrec/blockcache.o \
+		deps/lightrec/constprop.o \
+		deps/lightrec/disassembler.o \
+		deps/lightrec/emitter.o \
+		deps/lightrec/interpreter.o \
+		deps/lightrec/lightrec.o \
+		deps/lightrec/memmanager.o \
+		deps/lightrec/optimizer.o \
+		deps/lightrec/regcache.o
+deps/lightning/%.o: CFLAGS += -DHAVE_MMAP=P_HAVE_MMAP
+deps/lightning/%: CFLAGS += -Wno-uninitialized
+deps/lightrec/%: CFLAGS += -Wno-uninitialized
+libpcsxcore/lightrec/mem.o: CFLAGS += -D_GNU_SOURCE
+ifeq ($(MMAP_WIN32),1)
+CFLAGS += -Iinclude/mman -I deps/mman
+OBJS += deps/mman/mman.o
+endif
+else ifeq "$(DYNAREC)" "ari64"
 OBJS += libpcsxcore/new_dynarec/new_dynarec.o
 OBJS += libpcsxcore/new_dynarec/pcsxmem.o
  ifeq "$(ARCH)" "arm"
@@ -176,7 +226,7 @@ OBJS += $(LCHDR)/src/libchdr_cdrom.o
 OBJS += $(LCHDR)/src/libchdr_chd.o
 OBJS += $(LCHDR)/src/libchdr_flac.o
 OBJS += $(LCHDR)/src/libchdr_huffman.o
-$(LCHDR)/src/%.o: CFLAGS += -Wno-unused -std=gnu11
+$(LCHDR)/src/%.o: CFLAGS += -Wno-unused -Wno-maybe-uninitialized -std=gnu11
 OBJS += $(LCHDR_LZMA)/src/Alloc.o
 OBJS += $(LCHDR_LZMA)/src/CpuArch.o
 OBJS += $(LCHDR_LZMA)/src/Delta.o
@@ -292,10 +342,12 @@ endif
 OBJS += frontend/libretro.o
 CFLAGS += -DFRONTEND_SUPPORTS_RGB565
 
+ifneq ($(DYNAREC),lightrec)
 ifeq ($(MMAP_WIN32),1)
 OBJS += libpcsxcore/memmap_win32.o
 endif
 endif
+endif
 
 ifeq "$(USE_PLUGIN_LIB)" "1"
 OBJS += frontend/plugin_lib.o

configure

@@ -40,6 +40,7 @@ check_define_val()
 platform_list="generic pandora maemo caanoo libretro"
 platform="generic"
 builtin_gpu_list="neon peops unai unai_old"
+dynarec_list="ari64 lightrec none"
 builtin_gpu=""
 sound_driver_list="oss alsa pulseaudio sdl libretro"
 sound_drivers=""
@@ -54,7 +55,7 @@ have_arm_neon_asm=""
 have_tslib=""
 have_gles=""
 have_c64x_dsp=""
-enable_dynarec="yes"
+dynarec=""
 need_sdl="no"
 need_xlib="no"
 need_libpicofe="yes"
@@ -145,7 +146,9 @@ for opt do
   ;;
   --disable-neon) have_arm_neon="no"
   ;;
-  --disable-dynarec) enable_dynarec="no"
+  --dynarec=*) dynarec="$optarg"
+  ;;
+  --disable-dynarec) dynarec="no"
   ;;
   *) echo "ERROR: unknown option $opt"; show_help="yes"
   ;;
@@ -163,8 +166,8 @@ if [ "$show_help" = "yes" ]; then
   echo "                           available: $sound_driver_list"
   echo "  --enable-neon"
   echo "  --disable-neon           enable/disable ARM NEON optimizations [guessed]"
-  echo "  --disable-dynarec        disable dynamic recompiler"
-  echo "                           (dynarec is only available and enabled on ARM)"
+  echo "  --dynarec=NAME           select dynamic recompiler [guessed]"
+  echo "                           available: $dynarec_list"
   echo "influential environment variables:"
   echo "  CROSS_COMPILE CC CXX AS AR CFLAGS ASFLAGS LDFLAGS LDLIBS"
   exit 1
@@ -245,6 +248,10 @@ arm*)
     have_armv5=`check_define HAVE_ARMV5 && echo yes` || true
   fi
 
+  if [ "x$dynarec" = "x" ]; then
+    dynarec="ari64"
+  fi
+
   if [ "x$builtin_gpu" = "x" ]; then
     if [ "$have_arm_neon" = "yes" ]; then
       builtin_gpu="neon"
@@ -295,19 +302,25 @@ arm*)
 aarch64)
   have_arm_neon="yes"
   have_arm_neon_asm="no"
+  if [ "x$dynarec" = "x" ]; then
+    dynarec="ari64"
+  fi
   if [ "x$builtin_gpu" = "x" ]; then
     builtin_gpu="neon"
   fi
   ;;
 x86_64)
-  enable_dynarec="no"
+  if [ "x$dynarec" = "x" ]; then
+    dynarec="lightrec"
+  fi
   if [ "x$builtin_gpu" = "x" ]; then
     builtin_gpu="neon"
   fi
   ;;
 *)
-  # dynarec only available on ARM
-  enable_dynarec="no"
+  if [ "x$dynarec" = "x" ]; then
+    dynarec="lightrec"
+  fi
   ;;
 esac
 
@@ -545,7 +558,7 @@ echo "C compiler          $CC"
 echo "C compiler flags    $CFLAGS"
 echo "libraries           $MAIN_LDLIBS"
 echo "linker flags        $LDFLAGS$MAIN_LDFLAGS"
-echo "enable dynarec      $enable_dynarec"
+echo "dynarec             $dynarec"
 if [ "$ARCH" = "arm" -o "$ARCH" = "aarch64" ]; then
   echo "enable ARM NEON     $have_arm_neon"
 fi
@@ -596,9 +609,7 @@ if [ "$have_gles" = "yes" ]; then
   echo "CFLAGS_GLES = $CFLAGS_GLES" >> $config_mak
   echo "LDLIBS_GLES = $LDLIBS_GLES" >> $config_mak
 fi
-if [ "$enable_dynarec" = "yes" ]; then
-  echo "USE_DYNAREC = 1" >> $config_mak
-fi
+echo "DYNAREC = $dynarec" >> $config_mak
 if [ "$drc_cache_base" = "yes" ]; then
   echo "BASE_ADDR_DYNAMIC = 1" >> $config_mak
 fi