diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 2001-05-14 17:48:32 +0000 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2001-05-14 17:48:32 +0000 |
| commit | d4ee7ee5af14b99d6f9b70d3f806cc4a199a018a (patch) | |
| tree | a3e4902fe44b36a66cd9d83d3acceb76a0c20dad /include/asm-mips64/bitops.h | |
| parent | 0dbda7c681af1b63fb277f0e4634c7b5908fc951 (diff) | |
Fix __test_and{set,clear}_bit.
Diffstat (limited to 'include/asm-mips64/bitops.h')
| -rw-r--r-- | include/asm-mips64/bitops.h | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/include/asm-mips64/bitops.h b/include/asm-mips64/bitops.h index 179eff6f9..06b7870d7 100644 --- a/include/asm-mips64/bitops.h +++ b/include/asm-mips64/bitops.h @@ -107,14 +107,15 @@ test_and_set_bit(unsigned long nr, volatile void *addr) return res != 0; } -extern __inline__ int __test_and_set_bit(int nr, volatile void * addr) +extern __inline__ int +__test_and_set_bit(int nr, volatile void * addr) { - int mask, retval; - volatile long *a = addr; + unsigned long mask, retval; + long *a = (unsigned long *) addr; - a += nr >> 6; - mask = 1 << (nr & 0x3f); - retval = (mask & *a) != 0; + a += (nr >> 6); + mask = 1UL << (nr & 0x3f); + retval = ((mask & *a) != 0); *a |= mask; return retval; @@ -142,14 +143,15 @@ test_and_clear_bit(unsigned long nr, volatile void *addr) return res != 0; } -extern __inline__ int __test_and_clear_bit(int nr, volatile void * addr) +extern __inline__ int +__test_and_clear_bit(int nr, volatile void * addr) { - int mask, retval; - volatile long *a = addr; + unsigned long mask, retval; + unsigned long *a = (unsigned long *) addr; - a += nr >> 6; - mask = 1 << (nr & 0x3f); - retval = (mask & *a) != 0; + a += (nr >> 6); + mask = 1UL << (nr & 0x3f); + retval = ((mask & *a) != 0); *a &= ~mask; return retval; @@ -179,7 +181,7 @@ test_and_change_bit(unsigned long nr, volatile void *addr) extern __inline__ unsigned long test_bit(int nr, volatile void * addr) { - return 1UL & (((const long *) addr)[nr >> 6] >> (nr & 0x3f)); + return 1UL & (((volatile unsigned long *) addr)[nr >> 6] >> (nr & 0x3f)); } #ifndef __MIPSEB__ |