diff options
| -rw-r--r-- | ChangeLog | 11 | ||||
| -rw-r--r-- | include/atomic.h | 3 | ||||
| -rw-r--r-- | sysdeps/powerpc/bits/atomic.h | 4 |
3 files changed, 15 insertions, 3 deletions
@@ -1,3 +1,14 @@ +2003-03-20 Roland McGrath <roland@redhat.com> + + * sysdeps/powerpc/bits/atomic.h (atomic_exchange): Remove unused + variable. Remove superfluous memory clobber. + + * include/atomic.h: Syntax braino fix. + + * posix/tst-nice.c (do_test): Use %m formats instead of printing errno + in decimal. Don't bail if niced at start. Just check that nice call + bumps the total at all. + 2003-03-20 Alexandre Oliva <aoliva@redhat.com> * sysdeps/mips/bits/setjmp.h: Store all N32 and N64 registers, diff --git a/include/atomic.h b/include/atomic.h index 517776452b..87b2df8d21 100644 --- a/include/atomic.h +++ b/include/atomic.h @@ -112,7 +112,8 @@ /* Decrement *MEM if it is > 0, and return the old value. */ -#ifndef atomic_decrement_if_positive(mem) \ +#ifndef atomic_decrement_if_positive +# define atomic_decrement_if_positive(mem) \ ({ __typeof (*mem) __val; \ __typeof (*mem) __oldval; \ __typeof (mem) __memp; \ diff --git a/sysdeps/powerpc/bits/atomic.h b/sysdeps/powerpc/bits/atomic.h index 13001cb3c0..956272c482 100644 --- a/sysdeps/powerpc/bits/atomic.h +++ b/sysdeps/powerpc/bits/atomic.h @@ -111,14 +111,14 @@ typedef uintmax_t uatomic_max_t; #define atomic_exchange(mem, value) \ ({ if (sizeof (*mem) != 4) \ abort (); \ - int __val, __tmp; \ + int __val; \ __asm __volatile (__ARCH_REL_INSTR "\n" \ "1: lwarx %0,0,%2\n" \ " stwcx. %3,0,%2\n" \ " bne- 1b" \ : "=&r" (__val), "=m" (*mem) \ : "r" (mem), "r" (value), "1" (*mem) \ - : "cr0", "memory"); \ + : "cr0"); \ __val; }) |