diff options
Diffstat (limited to 'sysdeps/mach/mips/sysdep.h')
| -rw-r--r-- | sysdeps/mach/mips/sysdep.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/sysdeps/mach/mips/sysdep.h b/sysdeps/mach/mips/sysdep.h new file mode 100644 index 0000000000..7609be5931 --- /dev/null +++ b/sysdeps/mach/mips/sysdep.h @@ -0,0 +1,69 @@ +/* Copyright (C) 1991, 1992, 1993, 1994 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 Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#define MOVE(x,y) move y , x + +#if 0 +#define LOSE asm volatile ("1: b 1b") +#endif + +#define SNARF_ARGS(argc, argv, envp) \ + do \ + { \ + int *entry_sp; \ + register char **p; \ + \ + asm ("addu %0,$30,4" : "=r" (entry_sp)); \ + \ + argc = *entry_sp; \ + argv = (char **) (entry_sp + 1); \ + p = argv; \ + while (*p++ != NULL) \ + ; \ + if (p >= (char **) argv[0]) \ + --p; \ + envp = p; \ + } while (0) + +#define CALL_WITH_SP(fn, sp) \ + ({ register int __fn = fn, __sp = (int) sp; \ + asm volatile ("move $sp,%0; j %1" : : "r" (__sp), "r" (__fn));}) + +#define STACK_GROWTH_DOWN + +#ifdef P40 +#include <syscall.h> + +#define SYSCALL(name, args) \ + .globl syscall_error; \ + kernel_trap(name,SYS_##name,args); \ + beq $1,$0,1f; \ + j syscall_error; \ +1: + +#define SYSCALL__(name, args) \ + .globl syscall_error; \ + kernel_trap(__##name,SYS_##name,args); \ + beq $1,$0,1f; \ + j syscall_error; \ +1: + +#define ret j ra; nop +#endif + +#include_next <sysdep.h> |