diff options
Diffstat (limited to 'include/asm-sh/bitops-grb.h')
| -rw-r--r-- | include/asm-sh/bitops-grb.h | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/include/asm-sh/bitops-grb.h b/include/asm-sh/bitops-grb.h deleted file mode 100644 index a5907b94395b..000000000000 --- a/include/asm-sh/bitops-grb.h +++ /dev/null @@ -1,169 +0,0 @@ -#ifndef __ASM_SH_BITOPS_GRB_H -#define __ASM_SH_BITOPS_GRB_H - -static inline void set_bit(int nr, volatile void * addr) -{ - int mask; - volatile unsigned int *a = addr; - unsigned long tmp; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - - __asm__ __volatile__ ( - " .align 2 \n\t" - " mova 1f, r0 \n\t" /* r0 = end point */ - " mov r15, r1 \n\t" /* r1 = saved sp */ - " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ - " mov.l @%1, %0 \n\t" /* load old value */ - " or %2, %0 \n\t" /* or */ - " mov.l %0, @%1 \n\t" /* store new value */ - "1: mov r1, r15 \n\t" /* LOGOUT */ - : "=&r" (tmp), - "+r" (a) - : "r" (mask) - : "memory" , "r0", "r1"); -} - -static inline void clear_bit(int nr, volatile void * addr) -{ - int mask; - volatile unsigned int *a = addr; - unsigned long tmp; - - a += nr >> 5; - mask = ~(1 << (nr & 0x1f)); - __asm__ __volatile__ ( - " .align 2 \n\t" - " mova 1f, r0 \n\t" /* r0 = end point */ - " mov r15, r1 \n\t" /* r1 = saved sp */ - " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ - " mov.l @%1, %0 \n\t" /* load old value */ - " and %2, %0 \n\t" /* and */ - " mov.l %0, @%1 \n\t" /* store new value */ - "1: mov r1, r15 \n\t" /* LOGOUT */ - : "=&r" (tmp), - "+r" (a) - : "r" (mask) - : "memory" , "r0", "r1"); -} - -static inline void change_bit(int nr, volatile void * addr) -{ - int mask; - volatile unsigned int *a = addr; - unsigned long tmp; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - __asm__ __volatile__ ( - " .align 2 \n\t" - " mova 1f, r0 \n\t" /* r0 = end point */ - " mov r15, r1 \n\t" /* r1 = saved sp */ - " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ - " mov.l @%1, %0 \n\t" /* load old value */ - " xor %2, %0 \n\t" /* xor */ - " mov.l %0, @%1 \n\t" /* store new value */ - "1: mov r1, r15 \n\t" /* LOGOUT */ - : "=&r" (tmp), - "+r" (a) - : "r" (mask) - : "memory" , "r0", "r1"); -} - -static inline int test_and_set_bit(int nr, volatile void * addr) -{ - int mask, retval; - volatile unsigned int *a = addr; - unsigned long tmp; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - - __asm__ __volatile__ ( - " .align 2 \n\t" - " mova 1f, r0 \n\t" /* r0 = end point */ - " mov r15, r1 \n\t" /* r1 = saved sp */ - " mov #-14, r15 \n\t" /* LOGIN: r15 = size */ - " mov.l @%2, %0 \n\t" /* load old value */ - " mov %0, %1 \n\t" - " tst %1, %3 \n\t" /* T = ((*a & mask) == 0) */ - " mov #-1, %1 \n\t" /* retvat = -1 */ - " negc %1, %1 \n\t" /* retval = (mask & *a) != 0 */ - " or %3, %0 \n\t" - " mov.l %0, @%2 \n\t" /* store new value */ - "1: mov r1, r15 \n\t" /* LOGOUT */ - : "=&r" (tmp), - "=&r" (retval), - "+r" (a) - : "r" (mask) - : "memory" , "r0", "r1" ,"t"); - - return retval; -} - -static inline int test_and_clear_bit(int nr, volatile void * addr) -{ - int mask, retval,not_mask; - volatile unsigned int *a = addr; - unsigned long tmp; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - - not_mask = ~mask; - - __asm__ __volatile__ ( - " .align 2 \n\t" - " mova 1f, r0 \n\t" /* r0 = end point */ - " mov r15, r1 \n\t" /* r1 = saved sp */ - " mov #-14, r15 \n\t" /* LOGIN */ - " mov.l @%2, %0 \n\t" /* load old value */ - " mov %0, %1 \n\t" /* %1 = *a */ - " tst %1, %3 \n\t" /* T = ((*a & mask) == 0) */ - " mov #-1, %1 \n\t" /* retvat = -1 */ - " negc %1, %1 \n\t" /* retval = (mask & *a) != 0 */ - " and %4, %0 \n\t" - " mov.l %0, @%2 \n\t" /* store new value */ - "1: mov r1, r15 \n\t" /* LOGOUT */ - : "=&r" (tmp), - "=&r" (retval), - "+r" (a) - : "r" (mask), - "r" (not_mask) - : "memory" , "r0", "r1", "t"); - - return retval; -} - -static inline int test_and_change_bit(int nr, volatile void * addr) -{ - int mask, retval; - volatile unsigned int *a = addr; - unsigned long tmp; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - - __asm__ __volatile__ ( - " .align 2 \n\t" - " mova 1f, r0 \n\t" /* r0 = end point */ - " mov r15, r1 \n\t" /* r1 = saved sp */ - " mov #-14, r15 \n\t" /* LOGIN */ - " mov.l @%2, %0 \n\t" /* load old value */ - " mov %0, %1 \n\t" /* %1 = *a */ - " tst %1, %3 \n\t" /* T = ((*a & mask) == 0) */ - " mov #-1, %1 \n\t" /* retvat = -1 */ - " negc %1, %1 \n\t" /* retval = (mask & *a) != 0 */ - " xor %3, %0 \n\t" - " mov.l %0, @%2 \n\t" /* store new value */ - "1: mov r1, r15 \n\t" /* LOGOUT */ - : "=&r" (tmp), - "=&r" (retval), - "+r" (a) - : "r" (mask) - : "memory" , "r0", "r1", "t"); - - return retval; -} -#endif /* __ASM_SH_BITOPS_GRB_H */ |