summaryrefslogtreecommitdiffstats
path: root/src/H5Dchunk.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/H5Dchunk.c')
-rw-r--r--src/H5Dchunk.c79
1 files changed, 27 insertions, 52 deletions
diff --git a/src/H5Dchunk.c b/src/H5Dchunk.c
index a5cf5b6..e99f00f 100644
--- a/src/H5Dchunk.c
+++ b/src/H5Dchunk.c
@@ -326,8 +326,6 @@ H5D__chunk_direct_write(const H5D_t *dset, hid_t dxpl_id, uint32_t filters, hsiz
H5F_block_t old_chunk; /* Offset/length of old chunk */
H5D_chk_idx_info_t idx_info; /* Chunked index info */
hbool_t need_insert = FALSE; /* Whether the chunk needs to be inserted into the index */
- int space_ndims; /* Dataset's space rank */
- hsize_t space_dim[H5O_LAYOUT_NDIMS]; /* Dataset's dataspace dimensions */
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_STATIC_TAG(dxpl_id, dset->oloc.addr, FAIL)
@@ -338,12 +336,8 @@ H5D__chunk_direct_write(const H5D_t *dset, hid_t dxpl_id, uint32_t filters, hsiz
if(H5D__alloc_storage(dset, dxpl_id, H5D_ALLOC_WRITE, FALSE, NULL) < 0)
HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to initialize storage")
- /* Retrieve the dataset dimensions */
- if((space_ndims = H5S_get_simple_extent_dims(dset->shared->space, space_dim, NULL)) < 0)
- HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to get simple dataspace info")
-
/* Calculate the index of this chunk */
- if(H5VM_chunk_index((unsigned)space_ndims, offset,
+ if(H5VM_chunk_index(dset->shared->ndims, offset,
layout->u.chunk.dim, layout->u.chunk.down_chunks, &chunk_idx) < 0)
HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "can't get chunk index")
@@ -475,23 +469,15 @@ done:
herr_t
H5D__chunk_set_info(const H5D_t *dset)
{
- hsize_t curr_dims[H5O_LAYOUT_NDIMS]; /* Curr. size of dataset dimensions */
- int sndims; /* Rank of dataspace */
- unsigned ndims; /* Rank of dataspace */
- herr_t ret_value = SUCCEED; /* Return value */
+ herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_PACKAGE
/* Sanity checks */
HDassert(dset);
- /* Get the dim info for dataset */
- if((sndims = H5S_get_simple_extent_dims(dset->shared->space, curr_dims, NULL)) < 0)
- HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't get dataspace dimensions")
- H5_ASSIGN_OVERFLOW(ndims, sndims, int, unsigned);
-
/* Set the base layout information */
- if(H5D__chunk_set_info_real(&dset->shared->layout.u.chunk, ndims, curr_dims) < 0)
+ if(H5D__chunk_set_info_real(&dset->shared->layout.u.chunk, dset->shared->ndims, dset->shared->curr_dims) < 0)
HGOTO_ERROR(H5E_DATASET, H5E_CANTSET, FAIL, "can't set layout's chunk info")
/* Call the index's "resize" callback */
@@ -519,10 +505,7 @@ static herr_t
H5D__chunk_construct(H5F_t UNUSED *f, H5D_t *dset)
{
const H5T_t *type = dset->shared->type; /* Convenience pointer to dataset's datatype */
- hsize_t max_dims[H5O_LAYOUT_NDIMS]; /* Maximum size of data in elements */
- hsize_t dims[H5O_LAYOUT_NDIMS]; /* Dimension size of data in elements */
uint64_t chunk_size; /* Size of chunk in bytes */
- int ndims; /* Rank of dataspace */
unsigned u; /* Local index variable */
herr_t ret_value = SUCCEED; /* Return value */
@@ -537,9 +520,7 @@ H5D__chunk_construct(H5F_t UNUSED *f, H5D_t *dset)
HGOTO_ERROR(H5E_DATASET, H5E_BADVALUE, FAIL, "no chunk information set?")
/* Set up layout information */
- if((ndims = H5S_GET_EXTENT_NDIMS(dset->shared->space)) < 0)
- HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "unable to get rank")
- if(dset->shared->layout.u.chunk.ndims != (unsigned)ndims)
+ if(dset->shared->layout.u.chunk.ndims != dset->shared->ndims)
HGOTO_ERROR(H5E_DATASET, H5E_BADVALUE, FAIL, "dimensionality of chunks doesn't match the dataspace")
/* Increment # of chunk dimensions, to account for datatype size as last element */
@@ -553,10 +534,6 @@ H5D__chunk_construct(H5F_t UNUSED *f, H5D_t *dset)
/* Set the last dimension of the chunk size to the size of the datatype */
dset->shared->layout.u.chunk.dim[dset->shared->layout.u.chunk.ndims - 1] = (uint32_t)H5T_GET_SIZE(type);
- /* Get local copy of dataset dimensions (for sanity checking) */
- if(H5S_get_simple_extent_dims(dset->shared->space, dims, max_dims) < 0)
- HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to query maximum dimensions")
-
/* Sanity check dimensions */
for(u = 0; u < dset->shared->layout.u.chunk.ndims - 1; u++) {
/* Don't allow zero-sized chunk dimensions */
@@ -568,7 +545,7 @@ H5D__chunk_construct(H5F_t UNUSED *f, H5D_t *dset)
* the maximum dimension size. If any dimension size is zero, there
* will be no such restriction.
*/
- if(dims[u] && max_dims[u] != H5S_UNLIMITED && max_dims[u] < dset->shared->layout.u.chunk.dim[u])
+ if(dset->shared->curr_dims[u] && dset->shared->max_dims[u] != H5S_UNLIMITED && dset->shared->max_dims[u] < dset->shared->layout.u.chunk.dim[u])
HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "chunk size must be <= maximum dimension size for fixed-sized dimensions")
} /* end for */
@@ -3297,8 +3274,8 @@ H5D__chunk_allocate(const H5D_t *dset, hid_t dxpl_id, hbool_t full_overwrite,
H5D_chunk_coll_info_t chunk_info; /* chunk address information for doing I/O */
#endif /* H5_HAVE_PARALLEL */
hbool_t carry; /* Flag to indicate that chunk increment carrys to higher dimension (sorta) */
- int space_ndims; /* Dataset's space rank */
- hsize_t space_dim[H5O_LAYOUT_NDIMS]; /* Dataset's dataspace dimensions */
+ unsigned space_ndims; /* Dataset's space rank */
+ const hsize_t *space_dim; /* Dataset's dataspace dimensions */
const uint32_t *chunk_dim = layout->u.chunk.dim; /* Convenience pointer to chunk dimensions */
unsigned op_dim; /* Current operating dimension */
H5D_fill_buf_info_t fb_info; /* Dataset's fill buffer info */
@@ -3313,9 +3290,8 @@ H5D__chunk_allocate(const H5D_t *dset, hid_t dxpl_id, hbool_t full_overwrite,
HDassert(TRUE == H5P_isa_class(dxpl_id, H5P_DATASET_XFER));
/* Retrieve the dataset dimensions */
- if((space_ndims = H5S_get_simple_extent_dims(dset->shared->space, space_dim, NULL)) < 0)
- HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to get simple dataspace info")
- space_dim[space_ndims] = layout->u.chunk.dim[space_ndims];
+ space_dim = dset->shared->curr_dims;
+ space_ndims = dset->shared->ndims;
/* The last dimension in chunk_offset is always 0 */
chunk_offset[space_ndims] = (hsize_t)0;
@@ -3429,7 +3405,7 @@ H5D__chunk_allocate(const H5D_t *dset, hid_t dxpl_id, hbool_t full_overwrite,
* certain dimension, max_unalloc is updated in order to avoid allocating
* those chunks again.
*/
- for(op_dim = 0; op_dim < (unsigned)space_ndims; op_dim++) {
+ for(op_dim = 0; op_dim < space_ndims; op_dim++) {
H5D_chunk_ud_t udata; /* User data for querying chunk info */
int i; /* Local index variable */
@@ -3438,7 +3414,7 @@ H5D__chunk_allocate(const H5D_t *dset, hid_t dxpl_id, hbool_t full_overwrite,
continue;
else {
/* Reset the chunk offset indices */
- HDmemset(chunk_offset, 0, ((unsigned)space_ndims * sizeof(chunk_offset[0])));
+ HDmemset(chunk_offset, 0, (space_ndims * sizeof(chunk_offset[0])));
chunk_offset[op_dim] = min_unalloc[op_dim];
carry = FALSE;
@@ -3456,7 +3432,7 @@ H5D__chunk_allocate(const H5D_t *dset, hid_t dxpl_id, hbool_t full_overwrite,
hsize_t chunk_idx;
/* Calculate the index of this chunk */
- if(H5VM_chunk_index((unsigned)space_ndims, chunk_offset,
+ if(H5VM_chunk_index(space_ndims, chunk_offset,
layout->u.chunk.dim, layout->u.chunk.down_chunks,
&chunk_idx) < 0)
HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "can't get chunk index")
@@ -3473,7 +3449,7 @@ H5D__chunk_allocate(const H5D_t *dset, hid_t dxpl_id, hbool_t full_overwrite,
unsigned u; /* Local index variable */
hbool_t outside_orig = FALSE;
- for(u = 0; u < (unsigned)space_ndims; u++) {
+ for(u = 0; u < space_ndims; u++) {
HDassert(chunk_offset[u] < space_dim[u]);
if(chunk_offset[u] >= old_dim[u])
outside_orig = TRUE;
@@ -4018,14 +3994,13 @@ H5D__chunk_prune_by_extent(H5D_t *dset, hid_t dxpl_id, const hsize_t *old_dim)
const H5O_layout_t *layout = &(dset->shared->layout); /* Dataset's layout */
const H5D_rdcc_t *rdcc = &(dset->shared->cache.chunk); /*raw data chunk cache */
H5D_rdcc_ent_t *ent = NULL; /* Cache entry */
- int space_ndims; /* Dataset's space rank */
- hsize_t space_dim[H5O_LAYOUT_NDIMS]; /* Current dataspace dimensions */
+ unsigned space_ndims; /* Dataset's space rank */
+ const hsize_t *space_dim; /* Current dataspace dimensions */
unsigned op_dim; /* Current operating dimension */
hbool_t shrunk_dim[H5O_LAYOUT_NDIMS]; /* Dimensions which have shrunk */
H5D_chunk_it_ud1_t udata; /* Chunk index iterator user data */
hbool_t udata_init = FALSE; /* Whether the chunk index iterator user data has been initialized */
H5D_chunk_common_ud_t idx_udata; /* User data for index removal routine */
- H5D_chunk_ud_t chk_udata; /* User data for getting chunk info */
H5S_t *chunk_space = NULL; /* Dataspace for a chunk */
hsize_t chunk_dim[H5O_LAYOUT_NDIMS]; /* Chunk dimensions */
hsize_t chunk_offset[H5O_LAYOUT_NDIMS]; /* Offset of current chunk */
@@ -4047,10 +4022,8 @@ H5D__chunk_prune_by_extent(H5D_t *dset, hid_t dxpl_id, const hsize_t *old_dim)
HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't fill dxpl cache")
/* Go get the rank & dimensions (including the element size) */
- if((space_ndims = H5S_get_simple_extent_dims(dset->shared->space, space_dim,
- NULL)) < 0)
- HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't get dataset dimensions")
- space_dim[space_ndims] = layout->u.chunk.dim[space_ndims];
+ space_dim = dset->shared->curr_dims;
+ space_ndims = dset->shared->ndims;
/* The last dimension in chunk_offset is always 0 */
chunk_offset[space_ndims] = (hsize_t)0;
@@ -4069,14 +4042,14 @@ H5D__chunk_prune_by_extent(H5D_t *dset, hid_t dxpl_id, const hsize_t *old_dim)
/* (also copy the chunk dimensions into 'hsize_t' array for creating dataspace) */
/* (also compute the dimensions which have been shrunk) */
elmts_per_chunk = 1;
- for(u = 0; u < (unsigned)space_ndims; u++) {
+ for(u = 0; u < space_ndims; u++) {
elmts_per_chunk *= layout->u.chunk.dim[u];
chunk_dim[u] = layout->u.chunk.dim[u];
shrunk_dim[u] = space_dim[u] < old_dim[u];
} /* end for */
/* Create a dataspace for a chunk & set the extent */
- if(NULL == (chunk_space = H5S_create_simple((unsigned)space_ndims, chunk_dim, NULL)))
+ if(NULL == (chunk_space = H5S_create_simple(space_ndims, chunk_dim, NULL)))
HGOTO_ERROR(H5E_DATASPACE, H5E_CANTCREATE, FAIL, "can't create simple dataspace")
/* Reset hyperslab start array */
@@ -4160,7 +4133,7 @@ H5D__chunk_prune_by_extent(H5D_t *dset, hid_t dxpl_id, const hsize_t *old_dim)
if(has_fill)
for(ent = rdcc->head; ent; ent = ent->next)
/* Check for chunk offset outside of new dimensions */
- for(u = 0; u < (unsigned)space_ndims; u++)
+ for(u = 0; u < space_ndims; u++)
if((hsize_t)ent->offset[u] >= space_dim[u]) {
/* Mark the entry as "deleted" */
ent->deleted = TRUE;
@@ -4176,12 +4149,12 @@ H5D__chunk_prune_by_extent(H5D_t *dset, hid_t dxpl_id, const hsize_t *old_dim)
HDassert((hsize_t) max_mod_chunk_off[op_dim] >= min_mod_chunk_off[op_dim]);
/* Reset the chunk offset indices */
- HDmemset(chunk_offset, 0, ((unsigned)space_ndims * sizeof(chunk_offset[0])));
+ HDmemset(chunk_offset, 0, (space_ndims * sizeof(chunk_offset[0])));
chunk_offset[op_dim] = min_mod_chunk_off[op_dim];
/* Initialize "dims_outside_fill" array */
ndims_outside_fill = 0;
- for(u = 0; u < (unsigned)space_ndims; u++)
+ for(u = 0; u < space_ndims; u++)
if((hssize_t)chunk_offset[u] > max_fill_chunk_off[u]) {
dims_outside_fill[u] = TRUE;
ndims_outside_fill++;
@@ -4196,7 +4169,7 @@ H5D__chunk_prune_by_extent(H5D_t *dset, hid_t dxpl_id, const hsize_t *old_dim)
int i; /* Local index variable */
/* Calculate the index of this chunk */
- if(H5VM_chunk_index((unsigned)space_ndims, chunk_offset,
+ if(H5VM_chunk_index(space_ndims, chunk_offset,
layout->u.chunk.dim, layout->u.chunk.down_chunks,
&(chk_io_info.store->chunk.index)) < 0)
HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "can't get chunk index")
@@ -4210,12 +4183,14 @@ H5D__chunk_prune_by_extent(H5D_t *dset, hid_t dxpl_id, const hsize_t *old_dim)
HGOTO_ERROR(H5E_DATASET, H5E_WRITEERROR, FAIL, "unable to write fill value")
} /* end if */
else {
+ H5D_chunk_ud_t chk_udata; /* User data for getting chunk info */
+
#ifndef NDEBUG
/* Make sure this chunk is really outside the new dimensions */
{
hbool_t outside_dim = FALSE;
- for(u = 0; u < (unsigned)space_ndims; u++)
+ for(u = 0; u < space_ndims; u++)
if(chunk_offset[u] >= space_dim[u]) {
outside_dim = TRUE;
break;
@@ -4501,7 +4476,7 @@ H5D__chunk_update_cache(H5D_t *dset, hid_t dxpl_id)
HDassert(dset->shared->layout.u.chunk.ndims > 0 && dset->shared->layout.u.chunk.ndims <= H5O_LAYOUT_NDIMS);
/* Get the rank */
- rank = dset->shared->layout.u.chunk.ndims-1;
+ rank = dset->shared->layout.u.chunk.ndims - 1;
HDassert(rank > 0);
/* 1-D dataset's chunks can't have their index change */
generated by cgit v0.12 at 2024-11-08 07:32:07 (GMT)