diff options
Diffstat (limited to 'REORG.TODO/sysdeps/mach/i386/sysdep.h')
| -rw-r--r-- | REORG.TODO/sysdeps/mach/i386/sysdep.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/mach/i386/sysdep.h b/REORG.TODO/sysdeps/mach/i386/sysdep.h new file mode 100644 index 0000000000..d5e5f6bcf3 --- /dev/null +++ b/REORG.TODO/sysdeps/mach/i386/sysdep.h @@ -0,0 +1,69 @@ +/* Copyright (C) 1991-2017 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; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _MACH_I386_SYSDEP_H +#define _MACH_I386_SYSDEP_H 1 + +/* Defines RTLD_PRIVATE_ERRNO and USE_DL_SYSINFO. */ +#include <dl-sysdep.h> +#include <tls.h> + +#define LOSE asm volatile ("hlt") + +#define SNARF_ARGS(entry_sp, argc, argv, envp) \ + do \ + { \ + char **p; \ + argc = (int) *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, info, sp) \ + do { \ + void **ptr = (void **) sp; \ + *--(__typeof (info) *) ptr = info; \ + ptr[-1] = ptr; \ + --ptr; \ + asm volatile ("movl %0, %%esp; call %1" : : \ + "g" (ptr), "m" (*(long int *) (fn)) : "%esp"); \ + } while (0) + +#define RETURN_TO(sp, pc, retval) \ + asm volatile ("movl %0, %%esp; jmp %*%1 # %2" \ + : : "g" (sp), "r" (pc), "a" (retval)) + + +#define STACK_GROWTH_DOWN + +/* Get the machine-independent Mach definitions. */ +#include <sysdeps/mach/sysdep.h> + + +/* This should be rearranged, but at the moment this file provides + the most useful definitions for assembler syntax details. */ +#undef ENTRY +#undef ALIGN +#include <sysdeps/unix/i386/sysdep.h> + +#endif /* mach/i386/sysdep.h */ |