diff options
Diffstat (limited to 'src/H5Spkg.h')
| -rw-r--r-- | src/H5Spkg.h | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/src/H5Spkg.h b/src/H5Spkg.h index 278f08d..6809643 100644 --- a/src/H5Spkg.h +++ b/src/H5Spkg.h @@ -147,6 +147,21 @@ struct H5S_hyper_span_t { struct H5S_hyper_span_t *next; /* Pointer to next span in list */ }; +/* "Operation info" struct. Used to hold temporary information during copies, + * 'adjust', 'nelem', and 'rebuild' operations, and higher level algorithms that + * generate this information. */ +typedef struct H5S_hyper_op_info_t { + uint64_t op_gen; /* Generation of the scratch info */ + union { + struct H5S_hyper_span_info_t *copied; /* Pointer to already copied span tree */ + hsize_t nelmts; /* # of elements */ + hsize_t nblocks; /* # of blocks */ +#ifdef H5_HAVE_PARALLEL + MPI_Datatype down_type; /* MPI datatype for span tree */ +#endif /* H5_HAVE_PARALLEL */ + }u; +} H5S_hyper_op_info_t; + /* Information about a list of hyperslab spans in one dimension (typedef'd in H5Sprivate.h) */ struct H5S_hyper_span_info_t { unsigned count; /* Ref. count of number of spans which share this span */ @@ -165,17 +180,10 @@ struct H5S_hyper_span_info_t { hsize_t *low_bounds; /* The smallest element selected in each dimension */ hsize_t *high_bounds; /* The largest element selected in each dimension */ - /* "Operation generation" fields */ + /* "Operation info" fields */ /* (Used during copies, 'adjust', 'nelem', and 'rebuild' operations) */ - uint64_t op_gen; /* Generation of the scratch info */ - union { - struct H5S_hyper_span_info_t *copied; /* Pointer to already copied span tree */ - hsize_t nelmts; /* # of elements */ - hsize_t nblocks; /* # of blocks */ -#ifdef H5_HAVE_PARALLEL - MPI_Datatype down_type; /* MPI datatype for span tree */ -#endif /* H5_HAVE_PARALLEL */ - }u; + /* Currently the maximum number of simultaneous operations is 2 */ + H5S_hyper_op_info_t op_info[2]; struct H5S_hyper_span_t *head; /* Pointer to the first span of list of spans in the current dimension */ struct H5S_hyper_span_t *tail; /* Pointer to the last span of list of spans in the current dimension */ @@ -377,7 +385,8 @@ H5_DLL uint64_t H5S__hyper_get_op_gen(void); H5_DLL void H5S__hyper_rebuild(H5S_t *space); H5_DLL herr_t H5S__modify_select(H5S_t *space1, H5S_seloper_t op, H5S_t *space2); H5_DLL herr_t H5S__hyper_project_intersection(const H5S_t *src_space, - const H5S_t *dst_space, const H5S_t *src_intersect_space, H5S_t *proj_space); + const H5S_t *dst_space, const H5S_t *src_intersect_space, H5S_t *proj_space, + hbool_t share_space); /* Testing functions */ #ifdef H5S_TESTING |