| /* system call details for Mach on PowerPC |
| Copyright (C) 2001,02 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public License as |
| published by the Free Software Foundation; either version 2.1 of the |
| License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; see the file COPYING.LIB. If not, |
| write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| #ifndef _MACH_POWERPC_SYSDEP_H |
| #define _MACH_POWERPC_SYSDEP_H |
| |
| #define START_ARGS char **sparg |
| #define SNARF_ARGS(argc, argv, envp) \ |
| do { \ |
| argv = &sparg[1]; \ |
| argc = *(int *)sparg; \ |
| envp = &argv[argc + 1]; \ |
| } while (0) |
| |
| #define CALL_WITH_SP(fn, sp) \ |
| do { \ |
| register long __sp = (long) sp, __fn = (long) fn; \ |
| asm volatile ("mr 1, %0; mtlr %1; blr" \ |
| : : "r" (__sp), "r" (__fn)); \ |
| } while (0) |
| |
| #define STACK_GROWTH_DOWN |
| |
| #define RETURN_TO(sp, pc, retval) \ |
| asm volatile ("mr 1, %0; mtctr %1; mr 3, %2; bctr" \ |
| : : "r" (sp), "r" (pc), "r" (retval)) |
| |
| /* Get the machine-independent Mach definitions. */ |
| #define _MACH_MACHINE_ASM_H 1 /* Kludge to avoid bad Darwin header file. */ |
| #include <sysdeps/mach/sysdep.h> |
| |
| #undef ENTRY |
| #include <sysdeps/unix/powerpc/sysdep.h> |
| |
| #endif /* _MACH_POWERPC_SYSDEP_H */ |