diff options
Diffstat (limited to 'libgc/include/private/pthread_support.h')
| -rw-r--r-- | libgc/include/private/pthread_support.h | 30 |
1 files changed, 18 insertions, 12 deletions
diff --git a/libgc/include/private/pthread_support.h b/libgc/include/private/pthread_support.h index 4046a2666b8..bcb89b6a198 100644 --- a/libgc/include/private/pthread_support.h +++ b/libgc/include/private/pthread_support.h @@ -16,6 +16,23 @@ /* We use the allocation lock to protect thread-related data structures. */ +#ifdef THREAD_LOCAL_ALLOC +# if CPP_WORDSZ == 64 && defined(ALIGN_DOUBLE) +# define GRANULARITY 16 +# define NFREELISTS 49 +# else +# define GRANULARITY 8 +# define NFREELISTS 65 +# endif + struct thread_local_freelists { + ptr_t ptrfree_freelists[NFREELISTS]; + ptr_t normal_freelists[NFREELISTS]; +# ifdef GC_GCJ_SUPPORT + ptr_t gcj_freelists[NFREELISTS]; +# endif + }; +#endif + /* The set of all known threads. We intercept thread creation and */ /* joins. */ /* Protected by allocation/GC lock. */ @@ -60,23 +77,12 @@ typedef struct GC_Thread_Rep { /* reclamation of any data it might */ /* reference. */ # ifdef THREAD_LOCAL_ALLOC -# if CPP_WORDSZ == 64 && defined(ALIGN_DOUBLE) -# define GRANULARITY 16 -# define NFREELISTS 49 -# else -# define GRANULARITY 8 -# define NFREELISTS 65 -# endif /* The ith free list corresponds to size i*GRANULARITY */ # define INDEX_FROM_BYTES(n) ((ADD_SLOP(n) + GRANULARITY - 1)/GRANULARITY) # define BYTES_FROM_INDEX(i) ((i) * GRANULARITY - EXTRA_BYTES) # define SMALL_ENOUGH(bytes) (ADD_SLOP(bytes) <= \ (NFREELISTS-1)*GRANULARITY) - ptr_t ptrfree_freelists[NFREELISTS]; - ptr_t normal_freelists[NFREELISTS]; -# ifdef GC_GCJ_SUPPORT - ptr_t gcj_freelists[NFREELISTS]; -# endif + struct thread_local_freelists tlfs; /* Free lists contain either a pointer or a small count */ /* reflecting the number of granules allocated at that */ /* size. */ |