support for 64bit native mods

git-svn-id: svn://svn.icculus.org/quake3/trunk@34 edf5b092-35ff-0310-97b2-ce42778d08ea

3 files changed, 34 insertions, 21 deletions

diff --git a/code/qcommon/qcommon.h b/code/qcommon/qcommon.h
index ad175f4..9b5bd5d 100644
--- a/code/qcommon/qcommon.h
+++ b/code/qcommon/qcommon.h
@@ -310,7 +310,7 @@ typedef enum {
 } sharedTraps_t;
 
 void	VM_Init( void );
-vm_t	*VM_Create( const char *module, int (*systemCalls)(int *), 
+vm_t	*VM_Create( const char *module, long (*systemCalls)(long *), 
 				   vmInterpret_t interpret );
 // module should be bare: "cgame", not "cgame.dll" or "vm/cgame.qvm"
 
@@ -318,12 +318,25 @@ void	VM_Free( vm_t *vm );
 void	VM_Clear(void);
 vm_t	*VM_Restart( vm_t *vm );
 
-int		QDECL VM_Call( vm_t *vm, int callNum, ... );
+long		QDECL VM_Call( vm_t *vm, long callNum, ... );
 
 void	VM_Debug( int level );
 
-void	*VM_ArgPtr( int intValue );
-void	*VM_ExplicitArgPtr( vm_t *vm, int intValue );
+void	*VM_ArgPtr( long intValue );
+void	*VM_ExplicitArgPtr( vm_t *vm, long intValue );
+
+#define	VMA(x) VM_ArgPtr(args[x])
+static inline float _vmf(long x)
+{
+	union {
+		long l;
+		float fh, fl;
+	} t;
+	t.l = x;
+	return t.fl;
+}
+#define	VMF(x)	_vmf(args[x])
+
 
 /*
 ==============================================================
@@ -936,8 +949,8 @@ void	Sys_Init (void);
 
 // general development dll loading for virtual machine testing
 // fqpath param added 7/20/02 by T.Ray - Sys_LoadDll is only called in vm.c at this time
-void	* QDECL Sys_LoadDll( const char *name, char *fqpath , int (QDECL **entryPoint)(int, ...),
-				  int (QDECL *systemcalls)(int, ...) );
+void	* QDECL Sys_LoadDll( const char *name, char *fqpath , long (QDECL **entryPoint)(long, ...),
+				  long (QDECL *systemcalls)(long, ...) );
 void	Sys_UnloadDll( void *dllHandle );
 
 void	Sys_UnloadGame( void );
diff --git a/code/qcommon/vm.c b/code/qcommon/vm.c
index 8cd3062..2700d59 100644
--- a/code/qcommon/vm.c
+++ b/code/qcommon/vm.c
@@ -329,10 +329,10 @@ Dlls will call this directly
  
 ============
 */
-int QDECL VM_DllSyscall( int arg, ... ) {
-#if ((defined __linux__) && (defined __powerpc__))
+long QDECL VM_DllSyscall( long arg, ... ) {
+#if ((defined __linux__) && !(defined __i386__))
   // rcg010206 - see commentary above
-  int args[16];
+  long args[16];
   int i;
   va_list ap;
   
@@ -340,7 +340,7 @@ int QDECL VM_DllSyscall( int arg, ... ) {
   
   va_start(ap, arg);
   for (i = 1; i < sizeof (args) / sizeof (args[i]); i++)
-    args[i] = va_arg(ap, int);
+    args[i] = va_arg(ap, long);
   va_end(ap);
   
   return currentVM->systemCall( args );
@@ -367,7 +367,7 @@ vm_t *VM_Restart( vm_t *vm ) {
 	// DLL's can't be restarted in place
 	if ( vm->dllHandle ) {
 		char	name[MAX_QPATH];
-	    int			(*systemCall)( int *parms );
+		long	(*systemCall)( long *parms );
 		
 		systemCall = vm->systemCall;	
 		Q_strncpyz( name, vm->name, sizeof( name ) );
@@ -437,7 +437,7 @@ it will attempt to load as a system dll
 
 #define	STACK_SIZE	0x20000
 
-vm_t *VM_Create( const char *module, int (*systemCalls)(int *), 
+vm_t *VM_Create( const char *module, long (*systemCalls)(long *), 
 				vmInterpret_t interpret ) {
 	vm_t		*vm;
 	vmHeader_t	*header;
@@ -624,7 +624,7 @@ void VM_Clear(void) {
 	lastVM = NULL;
 }
 
-void *VM_ArgPtr( int intValue ) {
+void *VM_ArgPtr( long intValue ) {
 	if ( !intValue ) {
 		return NULL;
 	}
@@ -640,7 +640,7 @@ void *VM_ArgPtr( int intValue ) {
 	}
 }
 
-void *VM_ExplicitArgPtr( vm_t *vm, int intValue ) {
+void *VM_ExplicitArgPtr( vm_t *vm, long intValue ) {
 	if ( !intValue ) {
 		return NULL;
 	}
@@ -685,7 +685,7 @@ locals from sp
 #define	MAX_STACK	256
 #define	STACK_MASK	(MAX_STACK-1)
 
-int	QDECL VM_Call( vm_t *vm, int callnum, ... ) {
+long	QDECL VM_Call( vm_t *vm, long callnum, ... ) {
 	vm_t	*oldVM;
 	int		r;
 	int i;
@@ -699,17 +699,17 @@ int	QDECL VM_Call( vm_t *vm, int callnum, ... ) {
 	lastVM = vm;
 
 	if ( vm_debugLevel ) {
-	  Com_Printf( "VM_Call( %i )\n", callnum );
+	  Com_Printf( "VM_Call( %ld )\n", callnum );
 	}
 
 	// if we have a dll loaded, call it directly
 	if ( vm->entryPoint ) {
 		//rcg010207 -  see dissertation at top of VM_DllSyscall() in this file.
-		int args[16];
+		long args[16];
 		va_list ap;
 		va_start(ap, callnum);
 		for (i = 0; i < sizeof (args) / sizeof (args[i]); i++) {
-			args[i] = va_arg(ap, int);
+			args[i] = va_arg(ap, long);
 		}
 		va_end(ap);
 
@@ -729,7 +729,7 @@ int	QDECL VM_Call( vm_t *vm, int callnum, ... ) {
 		a.callnum = callnum;
 		va_start(ap, callnum);
 		for (i = 0; i < sizeof (a.args) / sizeof (a.args[0]); i++) {
-			a.args[i] = va_arg(ap, int);
+			a.args[i] = va_arg(ap, long);
 		}
 		va_end(ap);
 		r = VM_CallInterpreted( vm, &a.callnum );
diff --git a/code/qcommon/vm_local.h b/code/qcommon/vm_local.h
index 28628b7..f6fc043 100644
--- a/code/qcommon/vm_local.h
+++ b/code/qcommon/vm_local.h
@@ -127,7 +127,7 @@ struct vm_s {
     // DO NOT MOVE OR CHANGE THESE WITHOUT CHANGING THE VM_OFFSET_* DEFINES
     // USED BY THE ASM CODE
     int			programStack;		// the vm may be recursively entered
-    int			(*systemCall)( int *parms );
+    long			(*systemCall)( long *parms );
 
 	//------------------------------------
    
@@ -135,7 +135,7 @@ struct vm_s {
 
 	// for dynamic linked modules
 	void		*dllHandle;
-	int			(QDECL *entryPoint)( int callNum, ... );
+	long			(QDECL *entryPoint)( long callNum, ... );
 
 	// for interpreted modules
 	qboolean	currentlyInterpreting;