diff options
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h | 32 |
1 files changed, 27 insertions, 5 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h index 0c650bff23..f3722a0d8f 100644 --- a/nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h +++ b/nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h @@ -58,10 +58,15 @@ L(pseudo_end): # define CENABLE __pthread_enable_asynccancel # define CDISABLE __pthread_disable_asynccancel # define __local_multiple_threads __pthread_multiple_threads -# else +# elif !defined NOT_IN_libc # define CENABLE __libc_enable_asynccancel # define CDISABLE __libc_disable_asynccancel # define __local_multiple_threads __libc_multiple_threads +# elif defined IS_IN_librt +# define CENABLE __librt_enable_asynccancel +# define CDISABLE __librt_disable_asynccancel +# else +# error Unsupported library # endif #define STM_0 /* Nothing */ @@ -78,14 +83,31 @@ L(pseudo_end): #define LM_4 lmg %r2,%r5,16+160(%r15); #define LM_5 lmg %r2,%r5,16+160(%r15); -# ifndef __ASSEMBLER__ +# if defined IS_IN_libpthread || !defined NOT_IN_libc +# ifndef __ASSEMBLER__ extern int __local_multiple_threads attribute_hidden; -# define SINGLE_THREAD_P \ +# define SINGLE_THREAD_P \ __builtin_expect (__local_multiple_threads == 0, 1) -# else -# define SINGLE_THREAD_P \ +# else +# define SINGLE_THREAD_P \ larl %r1,__local_multiple_threads; \ icm %r0,15,0(%r1); +# endif + +# else + +# ifndef __ASSEMBLER__ +# define SINGLE_THREAD_P \ + __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ + header.multiple_threads) == 0, 1) +# else +# define SINGLE_THREAD_P \ + ear %r1,%a0; \ + sllg %r1,%r1,32; \ + ear %r1,%a1; \ + icm %r1,15,MULTIPLE_THREADS_OFFSET(%r1); +# endif + # endif #elif !defined __ASSEMBLER__ |