diff options
Diffstat (limited to 'libgomp/config/linux')
| -rw-r--r-- | libgomp/config/linux/mips/futex.h | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/libgomp/config/linux/mips/futex.h b/libgomp/config/linux/mips/futex.h index 93655d3114c..83b0aefede7 100644 --- a/libgomp/config/linux/mips/futex.h +++ b/libgomp/config/linux/mips/futex.h @@ -28,20 +28,26 @@ #define FUTEX_WAIT 0 #define FUTEX_WAKE 1 +#ifdef __mips16 +static void __attribute__((noinline,nomips16)) +#else static inline void +#endif sys_futex0 (int *addr, int op, int val) { - register unsigned long __v0 asm("$2") = (unsigned long) SYS_futex; + register unsigned long __v0 asm("$2"); register unsigned long __a0 asm("$4") = (unsigned long) addr; register unsigned long __a1 asm("$5") = (unsigned long) op; register unsigned long __a2 asm("$6") = (unsigned long) val; register unsigned long __a3 asm("$7") = 0; - __asm volatile ("syscall" + __asm volatile ("li $2, %6\n\t" + "syscall" /* returns $a3 (errno), $v0 (return value) */ : "=r" (__v0), "=r" (__a3) - /* arguments in v0 (syscall) a0-a3 */ - : "r" (__v0), "r" (__a0), "r" (__a1), "r" (__a2), "r" (__a3) + /* arguments in a0-a3, and syscall number */ + : "r" (__a0), "r" (__a1), "r" (__a2), "r" (__a3), + "IK" (SYS_futex) /* clobbers at, v1, t0-t9, memory */ : "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24", "$25", "memory"); |