diff options
Diffstat (limited to 'include/asm-sh/bitops.h')
| -rw-r--r-- | include/asm-sh/bitops.h | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/include/asm-sh/bitops.h b/include/asm-sh/bitops.h deleted file mode 100644 index d7d382f63ee5..000000000000 --- a/include/asm-sh/bitops.h +++ /dev/null @@ -1,103 +0,0 @@ -#ifndef __ASM_SH_BITOPS_H -#define __ASM_SH_BITOPS_H - -#ifdef __KERNEL__ - -#ifndef _LINUX_BITOPS_H -#error only <linux/bitops.h> can be included directly -#endif - -#include <asm/system.h> -/* For __swab32 */ -#include <asm/byteorder.h> - -#ifdef CONFIG_GUSA_RB -#include <asm/bitops-grb.h> -#else -#include <asm/bitops-irq.h> -#endif - - -/* - * clear_bit() doesn't provide any barrier for the compiler. - */ -#define smp_mb__before_clear_bit() barrier() -#define smp_mb__after_clear_bit() barrier() - -#include <asm-generic/bitops/non-atomic.h> - -#ifdef CONFIG_SUPERH32 -static inline unsigned long ffz(unsigned long word) -{ - unsigned long result; - - __asm__("1:\n\t" - "shlr %1\n\t" - "bt/s 1b\n\t" - " add #1, %0" - : "=r" (result), "=r" (word) - : "0" (~0L), "1" (word) - : "t"); - return result; -} - -/** - * __ffs - find first bit in word. - * @word: The word to search - * - * Undefined if no bit exists, so code should check against 0 first. - */ -static inline unsigned long __ffs(unsigned long word) -{ - unsigned long result; - - __asm__("1:\n\t" - "shlr %1\n\t" - "bf/s 1b\n\t" - " add #1, %0" - : "=r" (result), "=r" (word) - : "0" (~0L), "1" (word) - : "t"); - return result; -} -#else -static inline unsigned long ffz(unsigned long word) -{ - unsigned long result, __d2, __d3; - - __asm__("gettr tr0, %2\n\t" - "pta $+32, tr0\n\t" - "andi %1, 1, %3\n\t" - "beq %3, r63, tr0\n\t" - "pta $+4, tr0\n" - "0:\n\t" - "shlri.l %1, 1, %1\n\t" - "addi %0, 1, %0\n\t" - "andi %1, 1, %3\n\t" - "beqi %3, 1, tr0\n" - "1:\n\t" - "ptabs %2, tr0\n\t" - : "=r" (result), "=r" (word), "=r" (__d2), "=r" (__d3) - : "0" (0L), "1" (word)); - - return result; -} - -#include <asm-generic/bitops/__ffs.h> -#endif - -#include <asm-generic/bitops/find.h> -#include <asm-generic/bitops/ffs.h> -#include <asm-generic/bitops/hweight.h> -#include <asm-generic/bitops/lock.h> -#include <asm-generic/bitops/sched.h> -#include <asm-generic/bitops/ext2-non-atomic.h> -#include <asm-generic/bitops/ext2-atomic.h> -#include <asm-generic/bitops/minix.h> -#include <asm-generic/bitops/fls.h> -#include <asm-generic/bitops/__fls.h> -#include <asm-generic/bitops/fls64.h> - -#endif /* __KERNEL__ */ - -#endif /* __ASM_SH_BITOPS_H */ |