LIBRETRO: Add RS90 compilation directives

.gitlab-ci.yml

@@ -293,6 +293,12 @@ libretro-build-dingux-odbeta-mips32:
     - .libretro-dingux-odbeta-mips32-make-default
     - .core-defs
 
+# OpenDingux Beta
+libretro-build-rs90-odbeta-mips32:
+  extends:
+    - .libretro-rs90-odbeta-mips32-make-default
+    - .core-defs
+
 # OpenDingux
 libretro-build-dingux-arm32:
   extends:

Makefile.libretro

@@ -284,6 +284,17 @@ else ifeq ($(platform), vita)
 	AR = arm-vita-eabi-ar
 	CXXFLAGS += -Wl,-q -Wall -O3
 	STATIC_LINKING=1
+# RS90
+else ifeq ($(platform), rs90)
+   TARGET := $(TARGET_NAME)_libretro.so
+   CC = /opt/rs90-toolchain/usr/bin/mipsel-linux-gcc
+   CXX = /opt/rs90-toolchain/usr/bin/mipsel-linux-g++
+   AR = /opt/rs90-toolchain/usr/bin/mipsel-linux-ar
+   fpic := -fPIC
+   SHARED := -shared -Wl,-version-script=$(CORE_DIR)/link.T
+   PLATFORM_DEFINES := -DCC_RESAMPLER -DCC_RESAMPLER_NO_HIGHPASS
+   CFLAGS += -fomit-frame-pointer -ffast-math -march=mips32 -mtune=mips32
+   CXXFLAGS += $(CFLAGS)
 
 # GCW0
 else ifeq ($(platform), gcw0)