svn commit: r197782 - projects/ppc64/sys/powerpc/include

[Nathan Whitehorn]

Author: nwhitehorn
Date: Mon Oct  5 15:45:25 2009
New Revision: 197782
URL: http://svn.freebsd.org/changeset/base/197782

Log:
  Set the location for stack-based arguments in an ABI-independent way.

Modified:
  projects/ppc64/sys/powerpc/include/frame.h

Modified: projects/ppc64/sys/powerpc/include/frame.h
==============================================================================
--- projects/ppc64/sys/powerpc/include/frame.h	Mon Oct  5 15:27:01 2009	(r197781)
+++ projects/ppc64/sys/powerpc/include/frame.h	Mon Oct  5 15:45:25 2009	(r197782)
@@ -111,6 +111,7 @@ struct callframe {
 /* Definitions for syscalls */
 #define	FIRSTARG	3				/* first arg in reg 3 */
 #define	NARGREG		8				/* 8 args in regs */
-#define	MOREARGS(sp)	((caddr_t)((uintptr_t)(sp) + 8)) /* more args go here */
+#define	MOREARGS(sp)	((caddr_t)((uintptr_t)(sp) + \
+    sizeof(struct callframe) - 3*sizeof(register_t))) /* more args go here */
 
 #endif	/* _MACHINE_FRAME_H_ */