diff options
Diffstat (limited to 'src/H5VMprivate.h')
| -rw-r--r-- | src/H5VMprivate.h | 313 |
1 files changed, 145 insertions, 168 deletions
diff --git a/src/H5VMprivate.h b/src/H5VMprivate.h index 56f48e0..c3c9ad8 100644 --- a/src/H5VMprivate.h +++ b/src/H5VMprivate.h @@ -19,124 +19,108 @@ #define H5VMprivate_H /* Private headers needed by this file */ -#include "H5private.h" /* Generic Functions */ -#include "H5Eprivate.h" /* Error handling */ -#include "H5MMprivate.h" /* Memory management */ +#include "H5private.h" /* Generic Functions */ +#include "H5Eprivate.h" /* Error handling */ +#include "H5MMprivate.h" /* Memory management */ /* Vector-Vector sequence operation callback */ -typedef herr_t (*H5VM_opvv_func_t)(hsize_t dst_off, hsize_t src_off, - size_t len, void *udata); +typedef herr_t (*H5VM_opvv_func_t)(hsize_t dst_off, hsize_t src_off, size_t len, void *udata); /* Vector comparison functions like Fortran66 comparison operators */ -#define H5VM_vector_eq_s(N,V1,V2) (H5VM_vector_cmp_s(N, V1, V2) == 0) -#define H5VM_vector_lt_s(N,V1,V2) (H5VM_vector_cmp_s(N, V1, V2) < 0) -#define H5VM_vector_gt_s(N,V1,V2) (H5VM_vector_cmp_s(N, V1, V2) > 0) -#define H5VM_vector_le_s(N,V1,V2) (H5VM_vector_cmp_s(N, V1, V2) <= 0) -#define H5VM_vector_ge_s(N,V1,V2) (H5VM_vector_cmp_s(N, V1, V2) >= 0) -#define H5VM_vector_eq_u(N,V1,V2) (H5VM_vector_cmp_u(N, V1, V2) == 0) -#define H5VM_vector_lt_u(N,V1,V2) (H5VM_vector_cmp_u(N, V1, V2) < 0) -#define H5VM_vector_gt_u(N,V1,V2) (H5VM_vector_cmp_u(N, V1, V2) > 0) -#define H5VM_vector_le_u(N,V1,V2) (H5VM_vector_cmp_u(N, V1, V2) <= 0) -#define H5VM_vector_ge_u(N,V1,V2) (H5VM_vector_cmp_u(N, V1, V2) >= 0) +#define H5VM_vector_eq_s(N, V1, V2) (H5VM_vector_cmp_s(N, V1, V2) == 0) +#define H5VM_vector_lt_s(N, V1, V2) (H5VM_vector_cmp_s(N, V1, V2) < 0) +#define H5VM_vector_gt_s(N, V1, V2) (H5VM_vector_cmp_s(N, V1, V2) > 0) +#define H5VM_vector_le_s(N, V1, V2) (H5VM_vector_cmp_s(N, V1, V2) <= 0) +#define H5VM_vector_ge_s(N, V1, V2) (H5VM_vector_cmp_s(N, V1, V2) >= 0) +#define H5VM_vector_eq_u(N, V1, V2) (H5VM_vector_cmp_u(N, V1, V2) == 0) +#define H5VM_vector_lt_u(N, V1, V2) (H5VM_vector_cmp_u(N, V1, V2) < 0) +#define H5VM_vector_gt_u(N, V1, V2) (H5VM_vector_cmp_u(N, V1, V2) > 0) +#define H5VM_vector_le_u(N, V1, V2) (H5VM_vector_cmp_u(N, V1, V2) <= 0) +#define H5VM_vector_ge_u(N, V1, V2) (H5VM_vector_cmp_u(N, V1, V2) >= 0) /* Other functions */ -#define H5VM_vector_cpy(N,DST,SRC) { \ - HDassert(sizeof(*(DST))==sizeof(*(SRC))); \ - if (SRC) H5MM_memcpy (DST, SRC, (N)*sizeof(*(DST))); \ - else HDmemset (DST, 0, (N)*sizeof(*(DST))); \ -} +#define H5VM_vector_cpy(N, DST, SRC) \ + { \ + HDassert(sizeof(*(DST)) == sizeof(*(SRC))); \ + if (SRC) \ + H5MM_memcpy(DST, SRC, (N) * sizeof(*(DST))); \ + else \ + HDmemset(DST, 0, (N) * sizeof(*(DST))); \ + } -#define H5VM_vector_zero(N,DST) HDmemset(DST,0,(N)*sizeof(*(DST))) +#define H5VM_vector_zero(N, DST) HDmemset(DST, 0, (N) * sizeof(*(DST))) /* Given a coordinate offset array (COORDS) of type TYPE, move the unlimited * dimension (UNLIM_DIM) value to offset 0, sliding any intermediate values down * one position. */ -#define H5VM_swizzle_coords(TYPE,COORDS,UNLIM_DIM) { \ - /* COORDS must be an array of type TYPE */ \ - HDassert(sizeof(COORDS[0]) == sizeof(TYPE)); \ - \ - /* Nothing to do when unlimited dimension is at position 0 */ \ - if(0 != (UNLIM_DIM)) { \ - TYPE _tmp = (COORDS)[UNLIM_DIM]; \ - \ - HDmemmove(&(COORDS)[1], &(COORDS)[0], sizeof(TYPE) * (UNLIM_DIM)); \ - (COORDS)[0] = _tmp; \ - } /* end if */ \ -} +#define H5VM_swizzle_coords(TYPE, COORDS, UNLIM_DIM) \ + { \ + /* COORDS must be an array of type TYPE */ \ + HDassert(sizeof(COORDS[0]) == sizeof(TYPE)); \ + \ + /* Nothing to do when unlimited dimension is at position 0 */ \ + if (0 != (UNLIM_DIM)) { \ + TYPE _tmp = (COORDS)[UNLIM_DIM]; \ + \ + HDmemmove(&(COORDS)[1], &(COORDS)[0], sizeof(TYPE) * (UNLIM_DIM)); \ + (COORDS)[0] = _tmp; \ + } /* end if */ \ + } /* Given a coordinate offset array (COORDS) of type TYPE, move the value at * offset 0 to offset of the unlimied dimension (UNLIM_DIM), sliding any * intermediate values up one position. Undoes the "swizzle_coords" operation. */ -#define H5VM_unswizzle_coords(TYPE,COORDS,UNLIM_DIM) { \ - /* COORDS must be an array of type TYPE */ \ - HDassert(sizeof(COORDS[0]) == sizeof(TYPE)); \ - \ - /* Nothing to do when unlimited dimension is at position 0 */ \ - if(0 != (UNLIM_DIM)) { \ - TYPE _tmp = (COORDS)[0]; \ - \ - HDmemmove(&(COORDS)[0], &(COORDS)[1], sizeof(TYPE) * (UNLIM_DIM)); \ - (COORDS)[UNLIM_DIM] = _tmp; \ - } /* end if */ \ -} +#define H5VM_unswizzle_coords(TYPE, COORDS, UNLIM_DIM) \ + { \ + /* COORDS must be an array of type TYPE */ \ + HDassert(sizeof(COORDS[0]) == sizeof(TYPE)); \ + \ + /* Nothing to do when unlimited dimension is at position 0 */ \ + if (0 != (UNLIM_DIM)) { \ + TYPE _tmp = (COORDS)[0]; \ + \ + HDmemmove(&(COORDS)[0], &(COORDS)[1], sizeof(TYPE) * (UNLIM_DIM)); \ + (COORDS)[UNLIM_DIM] = _tmp; \ + } /* end if */ \ + } /* A null pointer is equivalent to a zero vector */ -#define H5VM_ZERO NULL - -H5_DLL hsize_t H5VM_hyper_stride(unsigned n, const hsize_t *size, - const hsize_t *total_size, - const hsize_t *offset, - hsize_t *stride); -H5_DLL htri_t H5VM_hyper_eq(unsigned n, const hsize_t *offset1, - const hsize_t *size1, const hsize_t *offset2, - const hsize_t *size2); -H5_DLL herr_t H5VM_hyper_fill(unsigned n, const hsize_t *_size, - const hsize_t *total_size, - const hsize_t *offset, void *_dst, - unsigned fill_value); -H5_DLL herr_t H5VM_hyper_copy(unsigned n, const hsize_t *size, - const hsize_t *dst_total_size, - const hsize_t *dst_offset, void *_dst, - const hsize_t *src_total_size, - const hsize_t *src_offset, const void *_src); -H5_DLL herr_t H5VM_stride_fill(unsigned n, hsize_t elmt_size, const hsize_t *size, - const hsize_t *stride, void *_dst, - unsigned fill_value); -H5_DLL herr_t H5VM_stride_copy(unsigned n, hsize_t elmt_size, const hsize_t *_size, - const hsize_t *dst_stride, void *_dst, - const hsize_t *src_stride, const void *_src); +#define H5VM_ZERO NULL + +H5_DLL hsize_t H5VM_hyper_stride(unsigned n, const hsize_t *size, const hsize_t *total_size, + const hsize_t *offset, hsize_t *stride); +H5_DLL htri_t H5VM_hyper_eq(unsigned n, const hsize_t *offset1, const hsize_t *size1, const hsize_t *offset2, + const hsize_t *size2); +H5_DLL herr_t H5VM_hyper_fill(unsigned n, const hsize_t *_size, const hsize_t *total_size, + const hsize_t *offset, void *_dst, unsigned fill_value); +H5_DLL herr_t H5VM_hyper_copy(unsigned n, const hsize_t *size, const hsize_t *dst_total_size, + const hsize_t *dst_offset, void *_dst, const hsize_t *src_total_size, + const hsize_t *src_offset, const void *_src); +H5_DLL herr_t H5VM_stride_fill(unsigned n, hsize_t elmt_size, const hsize_t *size, const hsize_t *stride, + void *_dst, unsigned fill_value); +H5_DLL herr_t H5VM_stride_copy(unsigned n, hsize_t elmt_size, const hsize_t *_size, const hsize_t *dst_stride, + void *_dst, const hsize_t *src_stride, const void *_src); H5_DLL herr_t H5VM_stride_copy_s(unsigned n, hsize_t elmt_size, const hsize_t *_size, - const hssize_t *dst_stride, void *_dst, - const hssize_t *src_stride, const void *_src); -H5_DLL herr_t H5VM_array_fill(void *_dst, const void *src, size_t size, - size_t count); -H5_DLL herr_t H5VM_array_down(unsigned n, const hsize_t *total_size, - hsize_t *down); -H5_DLL hsize_t H5VM_array_offset_pre(unsigned n, - const hsize_t *acc, const hsize_t *offset); -H5_DLL hsize_t H5VM_array_offset(unsigned n, const hsize_t *total_size, - const hsize_t *offset); -H5_DLL herr_t H5VM_array_calc_pre(hsize_t offset, unsigned n, - const hsize_t *down, hsize_t *coords); -H5_DLL herr_t H5VM_array_calc(hsize_t offset, unsigned n, - const hsize_t *total_size, hsize_t *coords); -H5_DLL hsize_t H5VM_chunk_index(unsigned ndims, const hsize_t *coord, - const uint32_t *chunk, const hsize_t *down_nchunks); -H5_DLL void H5VM_chunk_scaled(unsigned ndims, const hsize_t *coord, - const uint32_t *chunk, hsize_t *scaled); -H5_DLL hsize_t H5VM_chunk_index_scaled(unsigned ndims, const hsize_t *coord, - const uint32_t *chunk, const hsize_t *down_nchunks, hsize_t *scaled); + const hssize_t *dst_stride, void *_dst, const hssize_t *src_stride, + const void *_src); +H5_DLL herr_t H5VM_array_fill(void *_dst, const void *src, size_t size, size_t count); +H5_DLL herr_t H5VM_array_down(unsigned n, const hsize_t *total_size, hsize_t *down); +H5_DLL hsize_t H5VM_array_offset_pre(unsigned n, const hsize_t *acc, const hsize_t *offset); +H5_DLL hsize_t H5VM_array_offset(unsigned n, const hsize_t *total_size, const hsize_t *offset); +H5_DLL herr_t H5VM_array_calc_pre(hsize_t offset, unsigned n, const hsize_t *down, hsize_t *coords); +H5_DLL herr_t H5VM_array_calc(hsize_t offset, unsigned n, const hsize_t *total_size, hsize_t *coords); +H5_DLL hsize_t H5VM_chunk_index(unsigned ndims, const hsize_t *coord, const uint32_t *chunk, + const hsize_t *down_nchunks); +H5_DLL void H5VM_chunk_scaled(unsigned ndims, const hsize_t *coord, const uint32_t *chunk, hsize_t *scaled); +H5_DLL hsize_t H5VM_chunk_index_scaled(unsigned ndims, const hsize_t *coord, const uint32_t *chunk, + const hsize_t *down_nchunks, hsize_t *scaled); H5_DLL ssize_t H5VM_opvv(size_t dst_max_nseq, size_t *dst_curr_seq, size_t dst_len_arr[], - hsize_t dst_off_arr[], - size_t src_max_nseq, size_t *src_curr_seq, size_t src_len_arr[], - hsize_t src_off_arr[], - H5VM_opvv_func_t op, void *op_data); -H5_DLL ssize_t H5VM_memcpyvv(void *_dst, - size_t dst_max_nseq, size_t *dst_curr_seq, size_t dst_len_arr[], hsize_t dst_off_arr[], - const void *_src, - size_t src_max_nseq, size_t *src_curr_seq, size_t src_len_arr[], hsize_t src_off_arr[]); - + hsize_t dst_off_arr[], size_t src_max_nseq, size_t *src_curr_seq, + size_t src_len_arr[], hsize_t src_off_arr[], H5VM_opvv_func_t op, void *op_data); +H5_DLL ssize_t H5VM_memcpyvv(void *_dst, size_t dst_max_nseq, size_t *dst_curr_seq, size_t dst_len_arr[], + hsize_t dst_off_arr[], const void *_src, size_t src_max_nseq, + size_t *src_curr_seq, size_t src_len_arr[], hsize_t src_off_arr[]); /*------------------------------------------------------------------------- * Function: H5VM_vector_reduce_product @@ -162,13 +146,15 @@ H5_DLL ssize_t H5VM_memcpyvv(void *_dst, static H5_INLINE hsize_t H5_ATTR_UNUSED H5VM_vector_reduce_product(unsigned n, const hsize_t *v) { - hsize_t ret_value = 1; + hsize_t ret_value = 1; /* Use FUNC_ENTER_NOAPI_NOINIT_NOERR here to avoid performance issues */ FUNC_ENTER_NOAPI_NOINIT_NOERR - if (n && !v) HGOTO_DONE(0) - while (n--) ret_value *= *v++; + if (n && !v) + HGOTO_DONE(0) + while (n--) + ret_value *= *v++; done: FUNC_LEAVE_NOAPI(ret_value) @@ -196,7 +182,7 @@ done: static H5_INLINE htri_t H5_ATTR_UNUSED H5VM_vector_zerop_u(int n, const hsize_t *v) { - htri_t ret_value=TRUE; /* Return value */ + htri_t ret_value = TRUE; /* Return value */ /* Use FUNC_ENTER_NOAPI_NOINIT_NOERR here to avoid performance issues */ FUNC_ENTER_NOAPI_NOINIT_NOERR @@ -233,7 +219,7 @@ done: static H5_INLINE htri_t H5_ATTR_UNUSED H5VM_vector_zerop_s(int n, const hssize_t *v) { - htri_t ret_value=TRUE; /* Return value */ + htri_t ret_value = TRUE; /* Return value */ /* Use FUNC_ENTER_NOAPI_NOINIT_NOERR here to avoid performance issues */ FUNC_ENTER_NOAPI_NOINIT_NOERR @@ -272,17 +258,22 @@ done: static H5_INLINE int H5_ATTR_UNUSED H5VM_vector_cmp_u(unsigned n, const hsize_t *v1, const hsize_t *v2) { - int ret_value=0; /* Return value */ + int ret_value = 0; /* Return value */ /* Use FUNC_ENTER_NOAPI_NOINIT_NOERR here to avoid performance issues */ FUNC_ENTER_NOAPI_NOINIT_NOERR - if (v1 == v2) HGOTO_DONE(0) - if (v1 == NULL) HGOTO_DONE(-1) - if (v2 == NULL) HGOTO_DONE(1) + if (v1 == v2) + HGOTO_DONE(0) + if (v1 == NULL) + HGOTO_DONE(-1) + if (v2 == NULL) + HGOTO_DONE(1) while (n--) { - if (*v1 < *v2) HGOTO_DONE(-1) - if (*v1 > *v2) HGOTO_DONE(1) + if (*v1 < *v2) + HGOTO_DONE(-1) + if (*v1 > *v2) + HGOTO_DONE(1) v1++; v2++; } @@ -291,7 +282,6 @@ done: FUNC_LEAVE_NOAPI(ret_value) } - /*------------------------------------------------------------------------- * Function: H5VM_vector_cmp_s * @@ -316,17 +306,22 @@ done: static H5_INLINE int H5_ATTR_UNUSED H5VM_vector_cmp_s(unsigned n, const hssize_t *v1, const hssize_t *v2) { - int ret_value=0; /* Return value */ + int ret_value = 0; /* Return value */ /* Use FUNC_ENTER_NOAPI_NOINIT_NOERR here to avoid performance issues */ FUNC_ENTER_NOAPI_NOINIT_NOERR - if (v1 == v2) HGOTO_DONE(0) - if (v1 == NULL) HGOTO_DONE(-1) - if (v2 == NULL) HGOTO_DONE(1) + if (v1 == v2) + HGOTO_DONE(0) + if (v1 == NULL) + HGOTO_DONE(-1) + if (v2 == NULL) + HGOTO_DONE(1) while (n--) { - if (*v1 < *v2) HGOTO_DONE(-1) - if (*v1 > *v2) HGOTO_DONE(1) + if (*v1 < *v2) + HGOTO_DONE(-1) + if (*v1 > *v2) + HGOTO_DONE(1) v1++; v2++; } @@ -335,7 +330,6 @@ done: FUNC_LEAVE_NOAPI(ret_value) } - /*------------------------------------------------------------------------- * Function: H5VM_vector_inc * @@ -355,33 +349,24 @@ done: static H5_INLINE void H5_ATTR_UNUSED H5VM_vector_inc(int n, hsize_t *v1, const hsize_t *v2) { - while (n--) *v1++ += *v2++; + while (n--) + *v1++ += *v2++; } /* Lookup table for general log2(n) routine */ -static const unsigned char LogTable256[] = -{ +static const unsigned char LogTable256[] = { /* clang-clang-format off */ - 0, 0, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, - 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, - 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, - 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, - 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, - 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, - 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, - 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, - 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, - 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, - 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, - 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, - 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, - 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, - 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, - 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7 + 0, 0, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, + 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, + 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7 /* clang-clang-format on */ }; - /*------------------------------------------------------------------------- * Function: H5VM_log2_gen * @@ -408,32 +393,29 @@ static const unsigned char LogTable256[] = static H5_INLINE unsigned H5_ATTR_UNUSED H5VM_log2_gen(uint64_t n) { - unsigned r; /* r will be log2(n) */ - register unsigned int t, tt, ttt; /* temporaries */ + unsigned r; /* r will be log2(n) */ + register unsigned int t, tt, ttt; /* temporaries */ - if((ttt = (unsigned)(n >> 32))) - if((tt = (unsigned)(n >> 48))) - r = (t = (unsigned)(n >> 56)) ? 56 + (unsigned)LogTable256[t] : 48 + (unsigned)LogTable256[tt & 0xFF]; + if ((ttt = (unsigned)(n >> 32))) + if ((tt = (unsigned)(n >> 48))) + r = (t = (unsigned)(n >> 56)) ? 56 + (unsigned)LogTable256[t] + : 48 + (unsigned)LogTable256[tt & 0xFF]; else - r = (t = (unsigned)(n >> 40)) ? 40 + (unsigned)LogTable256[t] : 32 + (unsigned)LogTable256[ttt & 0xFF]; + r = (t = (unsigned)(n >> 40)) ? 40 + (unsigned)LogTable256[t] + : 32 + (unsigned)LogTable256[ttt & 0xFF]; + else if ((tt = (unsigned)(n >> 16))) + r = (t = (unsigned)(n >> 24)) ? 24 + (unsigned)LogTable256[t] : 16 + (unsigned)LogTable256[tt & 0xFF]; else - if((tt = (unsigned)(n >> 16))) - r = (t = (unsigned)(n >> 24)) ? 24 + (unsigned)LogTable256[t] : 16 + (unsigned)LogTable256[tt & 0xFF]; - else - /* Added 'uint8_t' cast to pacify PGCC compiler */ - r = (t = (unsigned)(n >> 8)) ? 8 + (unsigned)LogTable256[t] : (unsigned)LogTable256[(uint8_t)n]; + /* Added 'uint8_t' cast to pacify PGCC compiler */ + r = (t = (unsigned)(n >> 8)) ? 8 + (unsigned)LogTable256[t] : (unsigned)LogTable256[(uint8_t)n]; - return(r); + return (r); } /* H5VM_log2_gen() */ - /* Lookup table for specialized log2(n) of power of two routine */ -static const unsigned MultiplyDeBruijnBitPosition[32] = -{ - 0, 1, 28, 2, 29, 14, 24, 3, 30, 22, 20, 15, 25, 17, 4, 8, - 31, 27, 13, 23, 21, 19, 16, 7, 26, 12, 18, 6, 11, 5, 10, 9 -}; - +static const unsigned MultiplyDeBruijnBitPosition[32] = {0, 1, 28, 2, 29, 14, 24, 3, 30, 22, 20, + 15, 25, 17, 4, 8, 31, 27, 13, 23, 21, 19, + 16, 7, 26, 12, 18, 6, 11, 5, 10, 9}; /*------------------------------------------------------------------------- * Function: H5VM_log2_of2 @@ -463,10 +445,9 @@ H5VM_log2_of2(uint32_t n) #ifndef NDEBUG HDassert(POWER_OF_TWO(n)); #endif /* NDEBUG */ - return(MultiplyDeBruijnBitPosition[(n * (uint32_t)0x077CB531UL) >> 27]); + return (MultiplyDeBruijnBitPosition[(n * (uint32_t)0x077CB531UL) >> 27]); } /* H5VM_log2_of2() */ - /*------------------------------------------------------------------------- * Function: H5VM_power2up * @@ -485,19 +466,18 @@ H5VM_log2_of2(uint32_t n) static H5_INLINE H5_ATTR_CONST hsize_t H5VM_power2up(hsize_t n) { - hsize_t ret_value = 1; /* Return value */ + hsize_t ret_value = 1; /* Return value */ /* Returns 0 when n exceeds 2^63 */ - if(n >= (hsize_t)1 << ((sizeof(hsize_t) * CHAR_BIT) - 1)) + if (n >= (hsize_t)1 << ((sizeof(hsize_t) * CHAR_BIT) - 1)) ret_value = 0; - while(ret_value && ret_value < n) + while (ret_value && ret_value < n) ret_value <<= 1; - return(ret_value); + return (ret_value); } /* H5VM_power2up */ - /*------------------------------------------------------------------------- * Function: H5VM_limit_enc_size * @@ -521,10 +501,9 @@ H5VM_limit_enc_size(uint64_t limit) return (H5VM_log2_gen(limit) / 8) + 1; } /* end H5VM_limit_enc_size() */ -static const unsigned char H5VM_bit_set_g[8] = {0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01}; +static const unsigned char H5VM_bit_set_g[8] = {0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01}; static const unsigned char H5VM_bit_clear_g[8] = {0x7F, 0xBF, 0xDF, 0xEF, 0xF7, 0xFB, 0xFD, 0xFE}; - /*------------------------------------------------------------------------- * Function: H5VM_bit_get * @@ -555,7 +534,6 @@ H5VM_bit_get(const unsigned char *buf, size_t offset) return (hbool_t)((buf[offset / 8] & (H5VM_bit_set_g[offset % 8])) ? TRUE : FALSE); } /* end H5VM_bit_get() */ - /*------------------------------------------------------------------------- * Function: H5VM_bit_set * @@ -583,11 +561,10 @@ static H5_INLINE void H5_ATTR_UNUSED H5VM_bit_set(unsigned char *buf, size_t offset, hbool_t val) { /* Set/reset the appropriate bit in the buffer */ - if(val) + if (val) buf[offset / 8] |= H5VM_bit_set_g[offset % 8]; else buf[offset / 8] &= H5VM_bit_clear_g[offset % 8]; } /* end H5VM_bit_set() */ #endif /* H5VMprivate_H */ - |