From edda0488a6879c1598bee908418cba14d66f9712 Mon Sep 17 00:00:00 2001 From: Waldemar Brodkorb Date: Fri, 3 Oct 2014 06:27:04 +0200 Subject: 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. --- libpthread/linuxthreads/sysdeps/m68k/pspinlock.c | 20 +++++++++++++++----- 1 file changed, 15 insertions(+), 5 deletions(-) (limited to 'libpthread/linuxthreads/sysdeps/m68k/pspinlock.c') 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"); -- cgit v1.2.3