1 files changed, 18 insertions, 1 deletions
diff --git a/MdePkg/Include/Arm/ProcessorBind.h b/MdePkg/Include/Arm/ProcessorBind.h
index a68b30b811..8fad2a8990 100644
--- a/MdePkg/Include/Arm/ProcessorBind.h
+++ b/MdePkg/Include/Arm/ProcessorBind.h
@@ -118,11 +118,26 @@ typedef INT32   INTN;
     /// CodeSourcery 2010.09 started requiring the .type to function properly
     ///
     #define INTERWORK_FUNC(func__)   .type ASM_PFX(func__), %function
+
+    #define GCC_ASM_EXPORT(func__)  \
+             .global  _CONCATENATE (__USER_LABEL_PREFIX__, func__)    ;\
+             .type ASM_PFX(func__), %function  
+
+    #define GCC_ASM_IMPORT(func__)  \
+             .extern  _CONCATENATE (__USER_LABEL_PREFIX__, func__)
+             
   #else
     //
     // .type not supported by Apple Xcode tools 
     //
-    #define INTERWORK_FUNC(func__)
+    #define INTERWORK_FUNC(func__)  
+
+    #define GCC_ASM_EXPORT(func__)  \
+             .globl  _CONCATENATE (__USER_LABEL_PREFIX__, func__)    \
+  
+    #define GCC_ASM_IMPORT(name)  \
+             .extern  _CONCATENATE (__USER_LABEL_PREFIX__, name)
+
   #endif
 #endif
 
@@ -139,3 +154,5 @@ typedef INT32   INTN;
 #define FUNCTION_ENTRY_POINT(FunctionPointer) (VOID *)(UINTN)(FunctionPointer)
 
 #endif
+
+