diff options
Diffstat (limited to 'arch/mips/include/asm/cmpxchg.h')
| -rw-r--r-- | arch/mips/include/asm/cmpxchg.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/mips/include/asm/cmpxchg.h b/arch/mips/include/asm/cmpxchg.h index 0b983800f48b..66a8b293fd80 100644 --- a/arch/mips/include/asm/cmpxchg.h +++ b/arch/mips/include/asm/cmpxchg.h @@ -249,6 +249,7 @@ static inline unsigned long __cmpxchg64(volatile void *ptr, /* Load 64 bits from ptr */ " " __SYNC(full, loongson3_war) " \n" "1: lld %L0, %3 # __cmpxchg64 \n" + " .set pop \n" /* * Split the 64 bit value we loaded into the 2 registers that hold the * ret variable. @@ -276,12 +277,14 @@ static inline unsigned long __cmpxchg64(volatile void *ptr, " or %L1, %L1, $at \n" " .set at \n" # endif + " .set push \n" + " .set " MIPS_ISA_ARCH_LEVEL " \n" /* Attempt to store new at ptr */ " scd %L1, %2 \n" /* If we failed, loop! */ "\t" __SC_BEQZ "%L1, 1b \n" - " .set pop \n" "2: " __SYNC(full, loongson3_war) " \n" + " .set pop \n" : "=&r"(ret), "=&r"(tmp), "=" GCC_OFF_SMALL_ASM() (*(unsigned long long *)ptr) |