Add GCw0 target

Author: inactive123

Makefile.libretro

@@ -191,6 +191,20 @@ endif
    CFLAGS += -DARM
 else ifeq ($(platform), emscripten)
    TARGET := $(TARGET_NAME)_libretro_emscripten.bc
+
+# GCW0
+else ifeq ($(platform), gcw0)
+   TARGET := $(TARGET_NAME)_libretro.so
+   CC = /opt/gcw0-toolchain/usr/bin/mipsel-linux-gcc
+   CXX = /opt/gcw0-toolchain/usr/bin/mipsel-linux-g++
+   AR = /opt/gcw0-toolchain/usr/bin/mipsel-linux-ar
+   fpic := -fPIC
+   SHARED := -shared -Wl,-no-undefined -Wl,--version-script=libretro/link.T
+   LDFLAGS += $(PTHREAD_FLAGS)
+   CFLAGS += $(PTHREAD_FLAGS) -DHAVE_MKDIR
+   CFLAGS += -ffast-math -march=mips32 -mtune=mips32r2 -mhard-float
+
+# Windows
 else
    TARGET := $(TARGET_NAME)_libretro.dll
    CC = gcc