iOS, change bridges to 64bit and reduce

Changed __i386 to not __arm64
iOS either compiles for arm64 (production) or x86_64 (simulator)

add common parts to cpp2uno and uno2cpp

Change-Id: I059f3cc23bb658d6d53dbf2bf4aa6634eeac9662

bridges/Library_cpp_uno.mk

@@ -11,7 +11,7 @@ $(eval $(call gb_Library_Library,$(gb_CPPU_ENV)_uno))
 
 ifeq ($(OS),IOS)
 bridges_SELECTED_BRIDGE := gcc3_ios
-bridge_noopt_objects := cpp2uno cpp2uno-arm64 cpp2uno-i386 except uno2cpp uno2cpp-arm64 uno2cpp-i386
+bridge_noopt_objects := cpp2uno except uno2cpp uno2cpp-i386
 
 else ifeq ($(CPUNAME),ARM)
 

bridges/source/cpp_uno/gcc3_ios/share.hxx

@@ -49,19 +49,11 @@ namespace CPPU_CURRENT_NAMESPACE
 
 namespace arm
 {
-#if defined(__arm)
-    enum armlimits {
-        MAX_GPR_REGS = 4,
-        MAX_FPR_REGS = 8
-    };
-    bool return_in_hidden_param( typelib_TypeDescriptionReference *pTypeRef );
-#elif defined(__arm64)
     enum armlimits {
         MAX_GPR_REGS = 8,
         MAX_FPR_REGS = 8
     };
     bool return_in_x8( typelib_TypeDescriptionReference *pTypeRef );
-#endif
 }
 
 #endif