diff options
| author | Waldemar Brodkorb <wbx@openadk.org> | 2014-10-03 06:27:04 +0200 |
|---|---|---|
| committer | Waldemar Brodkorb <wbx@openadk.org> | 2014-10-03 06:27:04 +0200 |
| commit | edda0488a6879c1598bee908418cba14d66f9712 (patch) | |
| tree | d77db4ac8b198b209f1ca7be8bb2add55aa49e7d /libpthread/linuxthreads/sysdeps/m68k/pspinlock.c | |
| parent | 59fe21c468d852a08847a8bcb62dea56408b510e (diff) | |
m68k: fix linuxthreads compile for coldfire
The tas instruction is not available for most coldfire CPU's.
Use bset instead in this case as already used in linuxthreads.old.
Diffstat (limited to 'libpthread/linuxthreads/sysdeps/m68k/pspinlock.c')
| -rw-r--r-- | libpthread/linuxthreads/sysdeps/m68k/pspinlock.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/libpthread/linuxthreads/sysdeps/m68k/pspinlock.c b/libpthread/linuxthreads/sysdeps/m68k/pspinlock.c index c26a2786f..af77c2a9d 100644 --- a/libpthread/linuxthreads/sysdeps/m68k/pspinlock.c +++ b/libpthread/linuxthreads/sysdeps/m68k/pspinlock.c @@ -27,10 +27,15 @@ __pthread_spin_lock (pthread_spinlock_t *lock) unsigned int val; do - __asm__ __volatile__ ("tas %1; sne %0" - : "=dm" (val), "=m" (*lock) - : "m" (*lock) - : "cc"); + __asm__ __volatile__ ( +#if !defined(__mcoldfire__) && !defined(__mcf5200__) && !defined(__m68000) + "tas %1; sne %0" +#else + "bset #7,%1; sne %0" +#endif + : "=dm" (val), "=m" (*lock) + : "m" (*lock) + : "cc"); while (val); return 0; @@ -43,7 +48,12 @@ __pthread_spin_trylock (pthread_spinlock_t *lock) { unsigned int val; - __asm__ __volatile__ ("tas %1; sne %0" + __asm__ __volatile__ ( +#if !defined(__mcoldfire__) && !defined(__mcf5200__) && !defined(__m68000) + "tas %1; sne %0" +#else + "bset #7,%1; sne %0" +#endif : "=dm" (val), "=m" (*lock) : "m" (*lock) : "cc"); |