diff options
Diffstat (limited to 'libpthread/linuxthreads/sysdeps/mips/pt-machine.h')
| -rw-r--r-- | libpthread/linuxthreads/sysdeps/mips/pt-machine.h | 41 |
1 files changed, 12 insertions, 29 deletions
diff --git a/libpthread/linuxthreads/sysdeps/mips/pt-machine.h b/libpthread/linuxthreads/sysdeps/mips/pt-machine.h index caaf9a7c0..74e8807eb 100644 --- a/libpthread/linuxthreads/sysdeps/mips/pt-machine.h +++ b/libpthread/linuxthreads/sysdeps/mips/pt-machine.h @@ -24,40 +24,13 @@ #define _PT_MACHINE_H 1 #include <features.h> +#include <sgidefs.h> +#include <sys/tas.h> #ifndef PT_EI # define PT_EI __extern_always_inline #endif -/* Copyright (C) 2000, 2002 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Maciej W. Rozycki <macro@ds2.pg.gda.pl>, 2000. */ -static __inline__ int -__NTH (_test_and_set (int *p, int v)) -{ - int r, t; - - __asm__ __volatile__ - ("/* Inline test and set */\n" - "1:\n\t" - ".set push\n\t" - ".set mips2\n\t" - "ll %0,%3\n\t" - "move %1,%4\n\t" - "beq %0,%4,2f\n\t" - "sc %1,%2\n\t" - ".set pop\n\t" - "beqz %1,1b\n" - "2:\n\t" - "/* End test and set */" - : "=&r" (r), "=&r" (t), "=m" (*p) - : "m" (*p), "r" (v) - : "memory"); - - return r; -} - - /* Spinlock implementation; required. */ PT_EI long int @@ -85,12 +58,22 @@ __compare_and_swap (long int *p, long int oldval, long int newval) ("/* Inline compare & swap */\n" "1:\n\t" ".set push\n\t" +#if _MIPS_SIM == _ABIO32 ".set mips2\n\t" +#endif +#if _MIPS_SIM == _ABI64 + "lld %1,%5\n\t" +#else "ll %1,%5\n\t" +#endif "move %0,$0\n\t" "bne %1,%3,2f\n\t" "move %0,%4\n\t" +#if _MIPS_SIM == _ABI64 + "scd %0,%2\n\t" +#else "sc %0,%2\n\t" +#endif ".set pop\n\t" "beqz %0,1b\n" "2:\n\t" |