| The Android Open Source Project | 1dc9e47 | 2009-03-03 19:28:35 -0800 | [diff] [blame] | 1 | /**************************************************************************** |
| 2 | **************************************************************************** |
| 3 | *** |
| 4 | *** This header was automatically generated from a Linux kernel header |
| 5 | *** of the same name, to make information necessary for userspace to |
| 6 | *** call into the kernel available to libc. It contains only constants, |
| 7 | *** structures, and macros generated from the original header, and thus, |
| 8 | *** contains no copyrightable information. |
| 9 | *** |
| 10 | **************************************************************************** |
| 11 | ****************************************************************************/ |
| 12 | #ifndef _I386_BITOPS_H |
| 13 | #define _I386_BITOPS_H |
| 14 | |
| 15 | #ifndef _LINUX_BITOPS_H |
| 16 | #error only <linux/bitops.h> can be included directly |
| 17 | #endif |
| 18 | |
| 19 | #include <linux/compiler.h> |
| 20 | #include <asm/alternative.h> |
| 21 | |
| 22 | #define ADDR (*(volatile long *) addr) |
| 23 | |
| 24 | #define smp_mb__before_clear_bit() barrier() |
| 25 | #define smp_mb__after_clear_bit() barrier() |
| 26 | #define test_bit(nr,addr) (__builtin_constant_p(nr) ? constant_test_bit((nr),(addr)) : variable_test_bit((nr),(addr))) |
| 27 | #undef ADDR |
| 28 | |
| 29 | #include <asm-generic/bitops/fls64.h> |
| 30 | #endif |