freebsd-ports/games/ioquake3/files/patch-code-qcommon-vm_interpreted.c
Dmitry Marakasov d2f22e01f6 - Backport a patch to fixes crashes on 64bit systems
PR:		142886
Submitted by:	Dominic Fandrey <kamikaze@bsdforen.de> (maintainer)
2010-01-28 00:32:01 +00:00

34 lines
1.1 KiB
C

--- code/qcommon/vm_interpreted.c 2009/11/01 19:58:07 1717
+++ code/qcommon/vm_interpreted.c 2010/01/16 10:55:51 1772
@@ -516,18 +516,20 @@
//VM_LogSyscalls( (int *)&image[ programStack + 4 ] );
{
- intptr_t* argptr = (intptr_t *)&image[ programStack + 4 ];
- #if __WORDSIZE == 64
- // the vm has ints on the stack, we expect
- // longs so we have to convert it
- intptr_t argarr[16];
- int i;
- for (i = 0; i < 16; ++i) {
- argarr[i] = *(int*)&image[ programStack + 4 + 4*i ];
+ // the vm has ints on the stack, we expect
+ // pointers so we might have to convert it
+ if (sizeof(intptr_t) != sizeof(int)) {
+ intptr_t argarr[16];
+ int *imagePtr = (int *)&image[programStack];
+ int i;
+ for (i = 0; i < 16; ++i) {
+ argarr[i] = *(++imagePtr);
+ }
+ r = vm->systemCall( argarr );
+ } else {
+ intptr_t* argptr = (intptr_t *)&image[ programStack + 4 ];
+ r = vm->systemCall( argptr );
}
- argptr = argarr;
- #endif
- r = vm->systemCall( argptr );
}
#ifdef DEBUG_VM