<?xml version="1.0" encoding="utf-8"?>
<VisualStudioToolFile Name="Arm ASM" Version="8.00">
   <Rules>
      <CustomBuildRule 
         Name="Arm asm" DisplayName="Arm asm"
         CommandLine="armasm -o "$(IntDir)/$(InputName).obj" [$Inputs] "
         Outputs="$(IntDir)/$(InputName).obj"
         FileExtensions="*.asm"
         ExecutionDescription="Executing tool..."
      >
      <Properties></Properties>
      </CustomBuildRule>
   </Rules>
</VisualStudioToolFile>

;++
        AREA sample, CODE, READONLY  ; name this block of code
        
   EXPORT  TEST
 IMPORT  iGlobal
;
; Called from C as int ARMTEST1(int, int, int, int);
; The first 4 parameters are passed in r0-r3, more parameters would be passed on the stack
;
TEST proc
    add r0,r0,r1     ; add all of the inputs together
    add r0,r0,r2
    add r0,r0,r3
    ldr r1,=iGlobal  ; get the value of our global variable
    ldr r1,[r1]   ; dereference the pointer (I know there's a pipe stall here)
    add r0,r0,r1  ; we're not concerned with performance in this example
    mov pc,lr     ; return to C with the value in R0    
    endp

    LTORG      ; allow room for the address constant of our global (loaded relative to PC)
    END

// Windows CE Sample Application

// File Name: MAIN.C
// Demonstrations how to use ARM assembly language within a C program
// Written by Larry Bank 3/25/2007

#include <windows.h>

int iGlobal;

int TEST(int, int, int , int);

/****************************************************************************
 *                                                                          *
 *  FUNCTION   : WinMain(HANDLE, HANDLE, LPSTR, int)                        *
 *                                                                          *
 *  PURPOSE    : Program entrypoint                                         *
 *                                                                          *
 ****************************************************************************/
int APIENTRY WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR lpCmdLine, int nCmdShow)
{
int iResult;
TCHAR szTemp[256];

   iGlobal = 5;
   iResult = TEST(1,2,3,4);
   wsprintf(szTemp, L"Result = %d", iResult);
   MessageBox(HWND_DESKTOP, szTemp, L"ASM Result", MB_OK);
       
   return 0;

} /* WinMain() */

;      TITLE("Sample App")
;++
        AREA armtest, CODE, READONLY  ; name this block of code

    IMPORT  |?iGlobal@@3HA|
    EXPORT  |?TEST1@@YAHHHHH@Z|
;
; Called from C as int ARMTEST1(int, int, int, int);
; The first 4 parameters are passed in r0-r3, more parameters would be passed on the stack
;
|?TEST1@@YAHHHHH@Z| proc
    add r0,r0,r1     ; add all of the inputs together
    add r0,r0,r2
    add r0,r0,r3
    ldr r1,=iGlobal;|?iGlobal@@3HA|  ; get the value of our global variable
    ldr r1,[r1]   ; dereference the pointer (I know there's a pipe stall here)
    add r0,r0,r1  ; we're not concerned with performance in this example
    mov pc,lr     ; return to C with the value in R0    
    endp

    LTORG      ; allow room for the address constant of our global (loaded relative to PC)
    END

extern "C"
{
     int iGlobal;
     int TEST1(int, int, int , int);
}