(MacOS) Add ARM64 MacOS build

.gitlab-ci.yml

@@ -29,6 +29,10 @@ include:
   - project: 'libretro-infrastructure/ci-templates'
     file: '/linux-i686.yml'
 
+  # MacOS ARM 64-bit
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/osx-arm64.yml'
+
   # MacOS 64-bit
   - project: 'libretro-infrastructure/ci-templates'
     file: '/osx-x64.yml'
@@ -104,6 +108,12 @@ libretro-build-osx-x64:
     - .libretro-osx-x64-make-default
     - .core-defs
 
+# MacOS ARM 64-bit
+libretro-build-osx-arm64:
+  extends:
+    - .libretro-osx-arm64-make-default
+    - .core-defs
+    
 ################################### CELLULAR #################################
 # Android ARMv7a
 android-armeabi-v7a:

Makefile

@@ -83,11 +83,21 @@ else ifeq ($(platform), osx)
 	fpic := -fPIC
 	SHARED := -dynamiclib
 	OSXVER = `sw_vers -productVersion | cut -d. -f 2`
+        CFLAGS += -DHAVE_POSIX_MEMALIGN
 	OSX_LT_MAVERICKS = `(( $(OSXVER) <= 9)) && echo "YES"`
 	ifeq ($(OSX_LT_MAVERICKS),"YES")
 		fpic += -mmacosx-version-min=10.5
 	endif
 
+   ifeq ($(CROSS_COMPILE),1)
+		TARGET_RULE   = -target $(LIBRETRO_APPLE_PLATFORM) -isysroot $(LIBRETRO_APPLE_ISYSROOT)
+		CFLAGS   += $(TARGET_RULE)
+		CPPFLAGS += $(TARGET_RULE)
+		CXXFLAGS += $(TARGET_RULE)
+		LDFLAGS  += $(TARGET_RULE)
+   endif
+
+
 # iOS
 else ifneq (,$(findstring ios,$(platform)))
 
@@ -102,9 +112,11 @@ else ifneq (,$(findstring ios,$(platform)))
 
 ifeq ($(platform),$(filter $(platform),ios-arm64))
 	CC = cc -arch arm64 -isysroot $(IOSSDK)
+	CC_AS = cc -arch arm64 -isysroot $(IOSSDK)
 	CXX = c++ -arch arm64 -isysroot $(IOSSDK)
 else
 	CC = cc -arch armv7 -isysroot $(IOSSDK)
+	CC_AS = cc -arch armv7 -isysroot $(IOSSDK)
 	CXX = c++ -arch armv7 -isysroot $(IOSSDK)
 endif
 

libretro/libretro-common/libco/aarch64.c

@@ -11,7 +11,7 @@
 #include <string.h>
 #include <stdint.h>
 
-#ifndef IOS
+#ifndef __APPLE__
 #include <malloc.h>
 #endif