diff options
Diffstat (limited to 'ocaml-binary-annot/otherlibs/bigarray/bigarray.h')
| -rw-r--r-- | ocaml-binary-annot/otherlibs/bigarray/bigarray.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/ocaml-binary-annot/otherlibs/bigarray/bigarray.h b/ocaml-binary-annot/otherlibs/bigarray/bigarray.h new file mode 100644 index 0000000000..407a537767 --- /dev/null +++ b/ocaml-binary-annot/otherlibs/bigarray/bigarray.h @@ -0,0 +1,95 @@ +/***********************************************************************/ +/* */ +/* Objective Caml */ +/* */ +/* Manuel Serrano and Xavier Leroy, INRIA Rocquencourt */ +/* */ +/* Copyright 2000 Institut National de Recherche en Informatique et */ +/* en Automatique. All rights reserved. This file is distributed */ +/* under the terms of the GNU Library General Public License, with */ +/* the special exception on linking described in file ../../LICENSE. */ +/* */ +/***********************************************************************/ + +/* $Id$ */ + +#ifndef CAML_BIGARRAY_H +#define CAML_BIGARRAY_H + +#ifndef CAML_NAME_SPACE +#include "compatibility.h" +#endif +#include "config.h" +#include "mlvalues.h" + +typedef signed char caml_ba_int8; +typedef unsigned char caml_ba_uint8; +#if SIZEOF_SHORT == 2 +typedef short caml_ba_int16; +typedef unsigned short caml_ba_uint16; +#else +#error "No 16-bit integer type available" +#endif + +#define CAML_BA_MAX_NUM_DIMS 16 + +enum caml_ba_kind { + CAML_BA_FLOAT32, /* Single-precision floats */ + CAML_BA_FLOAT64, /* Double-precision floats */ + CAML_BA_SINT8, /* Signed 8-bit integers */ + CAML_BA_UINT8, /* Unsigned 8-bit integers */ + CAML_BA_SINT16, /* Signed 16-bit integers */ + CAML_BA_UINT16, /* Unsigned 16-bit integers */ + CAML_BA_INT32, /* Signed 32-bit integers */ + CAML_BA_INT64, /* Signed 64-bit integers */ + CAML_BA_CAML_INT, /* Caml-style integers (signed 31 or 63 bits) */ + CAML_BA_NATIVE_INT, /* Platform-native long integers (32 or 64 bits) */ + CAML_BA_COMPLEX32, /* Single-precision complex */ + CAML_BA_COMPLEX64, /* Double-precision complex */ + CAML_BA_KIND_MASK = 0xFF /* Mask for kind in flags field */ +}; + +enum caml_ba_layout { + CAML_BA_C_LAYOUT = 0, /* Row major, indices start at 0 */ + CAML_BA_FORTRAN_LAYOUT = 0x100, /* Column major, indices start at 1 */ + CAML_BA_LAYOUT_MASK = 0x100 /* Mask for layout in flags field */ +}; + +enum caml_ba_managed { + CAML_BA_EXTERNAL = 0, /* Data is not allocated by Caml */ + CAML_BA_MANAGED = 0x200, /* Data is allocated by Caml */ + CAML_BA_MAPPED_FILE = 0x400, /* Data is a memory mapped file */ + CAML_BA_MANAGED_MASK = 0x600 /* Mask for "managed" bits in flags field */ +}; + +struct caml_ba_proxy { + intnat refcount; /* Reference count */ + void * data; /* Pointer to base of actual data */ + uintnat size; /* Size of data in bytes (if mapped file) */ +}; + +struct caml_ba_array { + void * data; /* Pointer to raw data */ + intnat num_dims; /* Number of dimensions */ + intnat flags; /* Kind of element array + memory layout + allocation status */ + struct caml_ba_proxy * proxy; /* The proxy for sub-arrays, or NULL */ + intnat dim[1] /*[num_dims]*/; /* Size in each dimension */ +}; + +#define Caml_ba_array_val(v) ((struct caml_ba_array *) Data_custom_val(v)) + +#define Caml_ba_data_val(v) (Caml_ba_array_val(v)->data) + +#if defined(IN_OCAML_BIGARRAY) +#define CAMLBAextern CAMLexport +#else +#define CAMLBAextern CAMLextern +#endif + +CAMLBAextern value + caml_ba_alloc(int flags, int num_dims, void * data, intnat * dim); +CAMLBAextern value caml_ba_alloc_dims(int flags, int num_dims, void * data, + ... /*dimensions, with type intnat */); +CAMLBAextern uintnat caml_ba_byte_size(struct caml_ba_array * b); + +#endif |