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Diffstat (limited to 'sysdeps/mach/pagecopy.h')
| -rw-r--r-- | sysdeps/mach/pagecopy.h | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/sysdeps/mach/pagecopy.h b/sysdeps/mach/pagecopy.h deleted file mode 100644 index 4d9cb688d6..0000000000 --- a/sysdeps/mach/pagecopy.h +++ /dev/null @@ -1,32 +0,0 @@ -/* Macros for copying by pages; used in memcpy, memmove. Mach version. - Copyright (C) 1995-2017 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/>. */ - -#include <mach.h> - -/* Threshold at which vm_copy is more efficient than well-optimized copying - by words. This parameter should be tuned as necessary. */ -#define PAGE_THRESHOLD (2 * PAGE_SIZE) /* XXX ? */ - -#define PAGE_SIZE __vm_page_size -#define PAGE_COPY_FWD(dstp, srcp, nbytes_left, nbytes) \ - ((nbytes_left) = ((nbytes) - \ - (__vm_copy (__mach_task_self (), \ - (vm_address_t) srcp, trunc_page (nbytes), \ - (vm_address_t) dstp) == KERN_SUCCESS \ - ? trunc_page (nbytes) \ - : 0))) |