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| author | Maxim Kuvyrkov <maxim@codesourcery.com> | 2012-08-15 16:44:30 -0700 |
|---|---|---|
| committer | Maxim Kuvyrkov <maxim@codesourcery.com> | 2012-08-15 16:44:30 -0700 |
| commit | 309becf120640bb0fdd1a16e65996c23d0542590 (patch) | |
| tree | 6adbada4d391a306dd2e4558626f759a7cadbed7 /nptl | |
| parent | ef4009734b84903615be28b38638c166e5455692 (diff) | |
| download | glibc-309becf120640bb0fdd1a16e65996c23d0542590.tar glibc-309becf120640bb0fdd1a16e65996c23d0542590.tar.gz glibc-309becf120640bb0fdd1a16e65996c23d0542590.tar.bz2 glibc-309becf120640bb0fdd1a16e65996c23d0542590.zip | |
Optimize __libc_lock_lock and __libc_lock_trylock for MIPS.
Diffstat (limited to 'nptl')
| -rw-r--r-- | nptl/ChangeLog | 6 | ||||
| -rw-r--r-- | nptl/sysdeps/pthread/bits/libc-lockP.h | 10 |
2 files changed, 14 insertions, 2 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog index 0f31b4dbe4..545b2c2152 100644 --- a/nptl/ChangeLog +++ b/nptl/ChangeLog @@ -1,3 +1,9 @@ +2012-08-15 Tom de Vries <vries@codesourcery.com> + Maxim Kuvyrkov <maxim@codesourcery.com> + + * sysdeps/pthread/bits/libc-lockP.h (__libc_lock_lock) + (__libc_lock_trylock): Allow pre-existing definitions. + 2012-08-15 Maxim Kuvyrkov <maxim@codesourcery.com> * pthread_spin_lock.c: New file. diff --git a/nptl/sysdeps/pthread/bits/libc-lockP.h b/nptl/sysdeps/pthread/bits/libc-lockP.h index 0ebac917d7..7adaeb4398 100644 --- a/nptl/sysdeps/pthread/bits/libc-lockP.h +++ b/nptl/sysdeps/pthread/bits/libc-lockP.h @@ -176,9 +176,12 @@ typedef pthread_key_t __libc_key_t; /* Lock the named lock variable. */ #if !defined NOT_IN_libc || defined IS_IN_libpthread -# define __libc_lock_lock(NAME) \ +# ifndef __libc_lock_lock +# define __libc_lock_lock(NAME) \ ({ lll_lock (NAME, LLL_PRIVATE); 0; }) +# endif #else +# undef __libc_lock_lock # define __libc_lock_lock(NAME) \ __libc_maybe_call (__pthread_mutex_lock, (&(NAME)), 0) #endif @@ -189,9 +192,12 @@ typedef pthread_key_t __libc_key_t; /* Try to lock the named lock variable. */ #if !defined NOT_IN_libc || defined IS_IN_libpthread -# define __libc_lock_trylock(NAME) \ +# ifndef __libc_lock_trylock +# define __libc_lock_trylock(NAME) \ lll_trylock (NAME) +# endif #else +# undef __libc_lock_trylock # define __libc_lock_trylock(NAME) \ __libc_maybe_call (__pthread_mutex_trylock, (&(NAME)), 0) #endif |