octave-nkf: libinterp/corefcn/bitfcns.cc annotate

annotate libinterp/corefcn/bitfcns.cc @ 20307:1f9ed81bd173

maint: Fix spelling and grammar mistakes in docs and comments (bug #44878) * NEWS, io.txi, file-io.cc, jit-ir.h, jit-typeinfo.h, ls-oct-binary.cc: Fix misspellings of "compatibility" and "compatible". * bsxfun.cc, file-io.cc, ov-base.h, oct-shlib.h, mesh.m: Fix misspellings of "overridden". * emacs.txi, image.txi, graphics.cc, __magick_read__.cc: Replace verb phrase "allows to" with "allows one to".

author	Rafael Laboissiere <rafael@laboissiere.net>
date	Sun, 19 Apr 2015 06:53:30 -0300
parents	17d647821d61
children	4f45eaf83908

rev	line source
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	1 /*
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	2
19898 4197fc428c7d maint: Update copyright notices for 2015. John W. Eaton <jwe@octave.org> parents: 19393 diff changeset	3 Copyright (C) 2004-2015 John W. Eaton
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	4
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	5 This file is part of Octave.
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	6
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	7 Octave is free software; you can redistribute it and/or modify it
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	8 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6678 diff changeset	9 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6678 diff changeset	10 option) any later version.
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	11
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	12 Octave is distributed in the hope that it will be useful, but WITHOUT
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	15 for more details.
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	16
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	17 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6678 diff changeset	18 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6678 diff changeset	19 <http://www.gnu.org/licenses/>.
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	20
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	21 */
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	22
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	23 #ifdef HAVE_CONFIG_H
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	24 #include <config.h>
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	25 #endif
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	26
17396 0b644adf4f31 speak CHAR_BIT in C++-ese John W. Eaton <jwe@octave.org> parents: 17392 diff changeset	27 #include <limits>
0b644adf4f31 speak CHAR_BIT in C++-ese John W. Eaton <jwe@octave.org> parents: 17392 diff changeset	28
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	29 #include "str-vec.h"
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	30 #include "quit.h"
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	31
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	32 #include "defun.h"
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	33 #include "error.h"
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	34 #include "ov.h"
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	35 #include "ov-uint64.h"
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	36 #include "ov-uint32.h"
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	37 #include "ov-uint16.h"
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	38 #include "ov-uint8.h"
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	39 #include "ov-int64.h"
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	40 #include "ov-int32.h"
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	41 #include "ov-int16.h"
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	42 #include "ov-int8.h"
17392 e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	43 #include "ov-float.h"
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	44 #include "ov-scalar.h"
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	45 #include "ov-re-mat.h"
7763 0c6b4c7d7117 Treat bool as a scalar in the bit functions David Bateman <dbateman@free.fr> parents: 7097 diff changeset	46 #include "ov-bool.h"
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	47
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	48 #include <functional>
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	49
14725 fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	50 #if !defined (HAVE_CXX_BITWISE_OP_TEMPLATES)
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	51 namespace std
14725 fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	52 {
fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	53 template <typename T>
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	54 struct bit_and
14725 fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	55 {
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	56 public:
14725 fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	57 T operator() (const T & op1, const T & op2) const { return (op1 & op2); }
fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	58 };
fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	59
fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	60 template <typename T>
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	61 struct bit_or
14725 fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	62 {
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	63 public:
14725 fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	64 T operator() (const T & op1, const T & op2) const { return (op1 \| op2); }
fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	65 };
fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	66
fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	67 template <typename T>
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	68 struct bit_xor
14725 fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	69 {
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	70 public:
14725 fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	71 T operator() (const T & op1, const T & op2) const { return (op1 ^ op2); }
fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	72 };
fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	73 }
fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	74 #endif
fa48fd0f160f Add configure check for templated bitwise operators. Carlo de Falco <cdf@users.sourceforge.net> parents: 14631 diff changeset	75
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	76 template <typename OP, typename T>
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	77 octave_value
14861 f7afecdd87ef maint: Use Octave coding conventions for cuddling parentheses in src/ directory Rik <octave@nomad.inbox5.com> parents: 14846 diff changeset	78 bitopxx (const OP& op, const std::string& fname,
f7afecdd87ef maint: Use Octave coding conventions for cuddling parentheses in src/ directory Rik <octave@nomad.inbox5.com> parents: 14846 diff changeset	79 const Array<T>& x, const Array<T>& y)
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	80 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	81 int nelx = x.numel ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	82 int nely = y.numel ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	83
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	84 bool is_scalar_op = (nelx == 1 \|\| nely == 1);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	85
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	86 dim_vector dvx = x.dims ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	87 dim_vector dvy = y.dims ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	88
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	89 bool is_array_op = (dvx == dvy);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	90
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	91 octave_value retval;
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	92 if (is_array_op \|\| is_scalar_op)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	93 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	94 Array<T> result;
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	95
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	96 if (nelx != 1)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	97 result.resize (dvx);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	98 else
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	99 result.resize (dvy);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	100
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	101 for (int i = 0; i < nelx; i++)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	102 if (is_scalar_op)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	103 for (int k = 0; k < nely; k++)
14861 f7afecdd87ef maint: Use Octave coding conventions for cuddling parentheses in src/ directory Rik <octave@nomad.inbox5.com> parents: 14846 diff changeset	104 result(i+k) = op (x(i), y(k));
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	105 else
14861 f7afecdd87ef maint: Use Octave coding conventions for cuddling parentheses in src/ directory Rik <octave@nomad.inbox5.com> parents: 14846 diff changeset	106 result(i) = op (x(i), y(i));
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	107
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	108 retval = result;
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	109 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	110 else
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	111 error ("%s: size of X and Y must match, or one operand must be a scalar",
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14725 diff changeset	112 fname.c_str ());
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	113
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	114 return retval;
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	115 }
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	116
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	117 // Trampoline function, instantiates the proper template above, with
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	118 // reflective information hardwired. We can't hardwire this information
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	119 // in Fbitxxx DEFUNs below, because at that moment, we still don't have
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	120 // information about which integer types we need to instantiate.
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	121 template<typename T>
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	122 octave_value
14861 f7afecdd87ef maint: Use Octave coding conventions for cuddling parentheses in src/ directory Rik <octave@nomad.inbox5.com> parents: 14846 diff changeset	123 bitopx (const std::string& fname, const Array<T>& x, const Array<T>& y)
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	124 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	125 if (fname == "bitand")
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	126 return bitopxx (std::bit_and<T>(), fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	127 if (fname == "bitor")
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	128 return bitopxx (std::bit_or<T>(), fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	129
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	130 //else (fname == "bitxor")
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	131 return bitopxx (std::bit_xor<T>(), fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	132 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	133
20071 17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	134 static inline int
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	135 bitop_arg_is_int (const octave_value& arg)
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	136 {
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	137 return (arg.class_name () != octave_scalar::static_class_name ()
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	138 && arg.class_name () != octave_float_scalar::static_class_name ()
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	139 && arg.class_name () != octave_bool::static_class_name ());
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	140 }
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	141
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	142 static inline int
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	143 bitop_arg_is_bool (const octave_value& arg)
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	144 {
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	145 return arg.class_name () == octave_bool::static_class_name ();
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	146 }
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	147
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	148 static inline int
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	149 bitop_arg_is_float (const octave_value& arg)
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	150 {
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	151 return arg.class_name () == octave_float_scalar::static_class_name ();
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	152 }
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	153
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	154 octave_value
14861 f7afecdd87ef maint: Use Octave coding conventions for cuddling parentheses in src/ directory Rik <octave@nomad.inbox5.com> parents: 14846 diff changeset	155 bitop (const std::string& fname, const octave_value_list& args)
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	156 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	157 octave_value retval;
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	158
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	159 int nargin = args.length ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	160
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	161 if (nargin == 2)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	162 {
20071 17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	163 if (args(0).class_name () == octave_scalar::static_class_name ()
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	164 \|\| args(0).class_name () == octave_float_scalar::static_class_name ()
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	165 \|\| args(0).class_name () == octave_bool::static_class_name ()
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	166 \|\| args(1).class_name () == octave_scalar::static_class_name ()
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	167 \|\| args(1).class_name () == octave_float_scalar::static_class_name ()
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	168 \|\| args(1).class_name () == octave_bool::static_class_name ())
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	169 {
20071 17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	170 bool arg0_is_int = bitop_arg_is_int (args(0));
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	171 bool arg1_is_int = bitop_arg_is_int (args(1));
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	172
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	173 bool arg0_is_bool = bitop_arg_is_bool (args(0));
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	174 bool arg1_is_bool = bitop_arg_is_bool (args(1));
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	175
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	176 bool arg0_is_float = bitop_arg_is_float (args(0));
17d647821d61 maint: More cleanup of C++ code to follow Octave coding conventions. John W. Eaton <jwe@octave.org> parents: 19898 diff changeset	177 bool arg1_is_float = bitop_arg_is_float (args(1));
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	178
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	179 if (! (arg0_is_int \|\| arg1_is_int))
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	180 {
19393 566ea8a8683b Return correct type from bitwise operators on logical arguments (bug #43273) Mike Miller <mtmiller@ieee.org> parents: 19338 diff changeset	181 if (arg0_is_bool && arg1_is_bool)
17392 e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	182 {
19393 566ea8a8683b Return correct type from bitwise operators on logical arguments (bug #43273) Mike Miller <mtmiller@ieee.org> parents: 19338 diff changeset	183 boolNDArray x (args(0).bool_array_value ());
566ea8a8683b Return correct type from bitwise operators on logical arguments (bug #43273) Mike Miller <mtmiller@ieee.org> parents: 19338 diff changeset	184 boolNDArray y (args(1).bool_array_value ());
17392 e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	185 if (! error_state)
19393 566ea8a8683b Return correct type from bitwise operators on logical arguments (bug #43273) Mike Miller <mtmiller@ieee.org> parents: 19338 diff changeset	186 retval = bitopx (fname, x, y).bool_array_value ();
17392 e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	187 }
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	188 else if (arg0_is_float && arg1_is_float)
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	189 {
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	190 uint64NDArray x (args(0).float_array_value ());
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	191 uint64NDArray y (args(1).float_array_value ());
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	192 if (! error_state)
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	193 retval = bitopx (fname, x, y).float_array_value ();
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	194 }
19393 566ea8a8683b Return correct type from bitwise operators on logical arguments (bug #43273) Mike Miller <mtmiller@ieee.org> parents: 19338 diff changeset	195 else if (! (arg0_is_float \|\| arg1_is_float))
566ea8a8683b Return correct type from bitwise operators on logical arguments (bug #43273) Mike Miller <mtmiller@ieee.org> parents: 19338 diff changeset	196 {
566ea8a8683b Return correct type from bitwise operators on logical arguments (bug #43273) Mike Miller <mtmiller@ieee.org> parents: 19338 diff changeset	197 uint64NDArray x (args(0).array_value ());
566ea8a8683b Return correct type from bitwise operators on logical arguments (bug #43273) Mike Miller <mtmiller@ieee.org> parents: 19338 diff changeset	198 uint64NDArray y (args(1).array_value ());
566ea8a8683b Return correct type from bitwise operators on logical arguments (bug #43273) Mike Miller <mtmiller@ieee.org> parents: 19338 diff changeset	199 if (! error_state)
566ea8a8683b Return correct type from bitwise operators on logical arguments (bug #43273) Mike Miller <mtmiller@ieee.org> parents: 19338 diff changeset	200 retval = bitopx (fname, x, y).array_value ();
566ea8a8683b Return correct type from bitwise operators on logical arguments (bug #43273) Mike Miller <mtmiller@ieee.org> parents: 19338 diff changeset	201 }
17392 e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	202 else
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	203 {
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	204 int p = (arg0_is_float ? 1 : 0);
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	205 int q = (arg0_is_float ? 0 : 1);
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	206
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	207 uint64NDArray x (args(p).array_value ());
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	208 uint64NDArray y (args(q).float_array_value ());
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	209 if (! error_state)
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	210 retval = bitopx (fname, x, y).float_array_value ();
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	211 }
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	212 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	213 else
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	214 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	215 int p = (arg0_is_int ? 1 : 0);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	216 int q = (arg0_is_int ? 0 : 1);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	217
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	218 NDArray dx = args(p).array_value ();
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	219
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	220 if (args(q).type_id () == octave_uint64_matrix::static_type_id ()
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	221 \|\| args(q).type_id () == octave_uint64_scalar::static_type_id ())
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	222 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	223 uint64NDArray x (dx);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	224 uint64NDArray y = args(q).uint64_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	225 if (! error_state)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	226 retval = bitopx (fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	227 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	228 else if (args(q).type_id () == octave_uint32_matrix::static_type_id ()
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	229 \|\| args(q).type_id () == octave_uint32_scalar::static_type_id ())
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	230 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	231 uint32NDArray x (dx);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	232 uint32NDArray y = args(q).uint32_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	233 if (! error_state)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	234 retval = bitopx (fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	235 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	236 else if (args(q).type_id () == octave_uint16_matrix::static_type_id ()
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	237 \|\| args(q).type_id () == octave_uint16_scalar::static_type_id ())
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	238 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	239 uint16NDArray x (dx);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	240 uint16NDArray y = args(q).uint16_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	241 if (! error_state)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	242 retval = bitopx (fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	243 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	244 else if (args(q).type_id () == octave_uint8_matrix::static_type_id ()
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	245 \|\| args(q).type_id () == octave_uint8_scalar::static_type_id ())
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	246 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	247 uint8NDArray x (dx);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	248 uint8NDArray y = args(q).uint8_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	249 if (! error_state)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	250 retval = bitopx (fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	251 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	252 else if (args(q).type_id () == octave_int64_matrix::static_type_id ()
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	253 \|\| args(q).type_id () == octave_int64_scalar::static_type_id ())
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	254 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	255 int64NDArray x (dx);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	256 int64NDArray y = args(q).int64_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	257 if (! error_state)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	258 retval = bitopx (fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	259 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	260 else if (args(q).type_id () == octave_int32_matrix::static_type_id ()
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	261 \|\| args(q).type_id () == octave_int32_scalar::static_type_id ())
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	262 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	263 int32NDArray x (dx);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	264 int32NDArray y = args(q).int32_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	265 if (! error_state)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	266 retval = bitopx (fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	267 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	268 else if (args(q).type_id () == octave_int16_matrix::static_type_id ()
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	269 \|\| args(q).type_id () == octave_int16_scalar::static_type_id ())
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	270 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	271 int16NDArray x (dx);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	272 int16NDArray y = args(q).int16_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	273 if (! error_state)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	274 retval = bitopx (fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	275 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	276 else if (args(q).type_id () == octave_int8_matrix::static_type_id ()
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	277 \|\| args(q).type_id () == octave_int8_scalar::static_type_id ())
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	278 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	279 int8NDArray x (dx);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	280 int8NDArray y = args(q).int8_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	281 if (! error_state)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	282 retval = bitopx (fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	283 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	284 else
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14725 diff changeset	285 error ("%s: invalid operand type", fname.c_str ());
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	286 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	287 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	288 else if (args(0).class_name () == args(1).class_name ())
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	289 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	290 if (args(0).type_id () == octave_uint64_matrix::static_type_id ()
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	291 \|\| args(0).type_id () == octave_uint64_scalar::static_type_id ())
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	292 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	293 uint64NDArray x = args(0).uint64_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	294 uint64NDArray y = args(1).uint64_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	295 if (! error_state)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	296 retval = bitopx (fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	297 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	298 else if (args(0).type_id () == octave_uint32_matrix::static_type_id ()
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	299 \|\| args(0).type_id () == octave_uint32_scalar::static_type_id ())
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	300 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	301 uint32NDArray x = args(0).uint32_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	302 uint32NDArray y = args(1).uint32_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	303 if (! error_state)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	304 retval = bitopx (fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	305 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	306 else if (args(0).type_id () == octave_uint16_matrix::static_type_id ()
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	307 \|\| args(0).type_id () == octave_uint16_scalar::static_type_id ())
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	308 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	309 uint16NDArray x = args(0).uint16_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	310 uint16NDArray y = args(1).uint16_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	311 if (! error_state)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	312 retval = bitopx (fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	313 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	314 else if (args(0).type_id () == octave_uint8_matrix::static_type_id ()
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	315 \|\| args(0).type_id () == octave_uint8_scalar::static_type_id ())
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	316 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	317 uint8NDArray x = args(0).uint8_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	318 uint8NDArray y = args(1).uint8_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	319 if (! error_state)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	320 retval = bitopx (fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	321 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	322 else if (args(0).type_id () == octave_int64_matrix::static_type_id ()
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	323 \|\| args(0).type_id () == octave_int64_scalar::static_type_id ())
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	324 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	325 int64NDArray x = args(0).int64_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	326 int64NDArray y = args(1).int64_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	327 if (! error_state)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	328 retval = bitopx (fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	329 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	330 else if (args(0).type_id () == octave_int32_matrix::static_type_id ()
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	331 \|\| args(0).type_id () == octave_int32_scalar::static_type_id ())
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	332 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	333 int32NDArray x = args(0).int32_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	334 int32NDArray y = args(1).int32_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	335 if (! error_state)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	336 retval = bitopx (fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	337 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	338 else if (args(0).type_id () == octave_int16_matrix::static_type_id ()
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	339 \|\| args(0).type_id () == octave_int16_scalar::static_type_id ())
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	340 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	341 int16NDArray x = args(0).int16_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	342 int16NDArray y = args(1).int16_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	343 if (! error_state)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	344 retval = bitopx (fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	345 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	346 else if (args(0).type_id () == octave_int8_matrix::static_type_id ()
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	347 \|\| args(0).type_id () == octave_int8_scalar::static_type_id ())
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	348 {
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	349 int8NDArray x = args(0).int8_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	350 int8NDArray y = args(1).int8_array_value ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	351 if (! error_state)
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	352 retval = bitopx (fname, x, y);
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	353 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	354 else
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14725 diff changeset	355 error ("%s: invalid operand type", fname.c_str ());
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	356 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	357 else
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14725 diff changeset	358 error ("%s: must have matching operand types", fname.c_str ());
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	359 }
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	360 else
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	361 print_usage ();
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	362
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	363 return retval;
57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	364 }
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	365
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	366 DEFUN (bitand, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	367 "-- texinfo --\n\
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	368 @deftypefn {Built-in Function} {} bitand (@var{x}, @var{y})\n\
9209 923c7cb7f13f Simplify TeXinfo files by eliminating redundant @iftex followed by @tex construction. Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	369 Return the bitwise AND of non-negative integers.\n\
8828 8463d1a2e544 Doc fixes. Brian Gough <bjg@network-theory.co.uk> parents: 8492 diff changeset	370 @var{x}, @var{y} must be in the range [0,bitmax]\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5307 diff changeset	371 @seealso{bitor, bitxor, bitset, bitget, bitcmp, bitshift, bitmax}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5307 diff changeset	372 @end deftypefn")
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	373 {
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	374 return bitop ("bitand", args);
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	375 }
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	376
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	377 DEFUN (bitor, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	378 "-- texinfo --\n\
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	379 @deftypefn {Built-in Function} {} bitor (@var{x}, @var{y})\n\
9209 923c7cb7f13f Simplify TeXinfo files by eliminating redundant @iftex followed by @tex construction. Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	380 Return the bitwise OR of non-negative integers.\n\
8828 8463d1a2e544 Doc fixes. Brian Gough <bjg@network-theory.co.uk> parents: 8492 diff changeset	381 @var{x}, @var{y} must be in the range [0,bitmax]\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5307 diff changeset	382 @seealso{bitor, bitxor, bitset, bitget, bitcmp, bitshift, bitmax}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5307 diff changeset	383 @end deftypefn")
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	384 {
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	385 return bitop ("bitor", args);
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	386 }
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	387
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	388 DEFUN (bitxor, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	389 "-- texinfo --\n\
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	390 @deftypefn {Built-in Function} {} bitxor (@var{x}, @var{y})\n\
9209 923c7cb7f13f Simplify TeXinfo files by eliminating redundant @iftex followed by @tex construction. Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	391 Return the bitwise XOR of non-negative integers.\n\
8828 8463d1a2e544 Doc fixes. Brian Gough <bjg@network-theory.co.uk> parents: 8492 diff changeset	392 @var{x}, @var{y} must be in the range [0,bitmax]\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5307 diff changeset	393 @seealso{bitand, bitor, bitset, bitget, bitcmp, bitshift, bitmax}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5307 diff changeset	394 @end deftypefn")
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	395 {
14631 57e4ff70b7c1 Use more templates in bitwise operators. Death to macros! ☠ Jordi Gutiérrez Hermoso <jordigh@octave.org> parents: 14138 diff changeset	396 return bitop ("bitxor", args);
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	397 }
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	398
19338 a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	399 /*
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	400 %!assert (bitand (true, false), false)
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	401 %!assert (bitor (true, false), true)
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	402 %!assert (bitxor (true, false), true)
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	403
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	404 %!assert (bitand (true, true), true)
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	405 %!assert (bitor (true, true), true)
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	406 %!assert (bitxor (true, true), false)
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	407
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	408 %!assert (bitand (true, 5), 1)
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	409
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	410 %!assert (bitand (true, false), false)
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	411 %!assert (bitand (true, true), true)
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	412 %!assert (bitand (true, false), false)
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	413 %!assert (bitand (true, false), false)
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	414
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	415 ## Test idx_arg.length () == 0
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	416 %!error <size of X and Y must match> bitand ([0 0 0], [1 0])
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	417 %!error <size of X and Y must match> bitand ([0; 0; 0], [0 0 0])
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	418 */
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	419
17389 dbdff94bf977 Use std::numeric_limits for floating point bit widths Mike Miller <mtmiller@ieee.org> parents: 17281 diff changeset	420 template <typename T>
dbdff94bf977 Use std::numeric_limits for floating point bit widths Mike Miller <mtmiller@ieee.org> parents: 17281 diff changeset	421 static int64_t
dbdff94bf977 Use std::numeric_limits for floating point bit widths Mike Miller <mtmiller@ieee.org> parents: 17281 diff changeset	422 max_mantissa_value ()
dbdff94bf977 Use std::numeric_limits for floating point bit widths Mike Miller <mtmiller@ieee.org> parents: 17281 diff changeset	423 {
dbdff94bf977 Use std::numeric_limits for floating point bit widths Mike Miller <mtmiller@ieee.org> parents: 17281 diff changeset	424 return (static_cast<int64_t> (1) << std::numeric_limits<T>::digits) - 1;
dbdff94bf977 Use std::numeric_limits for floating point bit widths Mike Miller <mtmiller@ieee.org> parents: 17281 diff changeset	425 }
dbdff94bf977 Use std::numeric_limits for floating point bit widths Mike Miller <mtmiller@ieee.org> parents: 17281 diff changeset	426
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	427 static int64_t
22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	428 bitshift (double a, int n, int64_t mask)
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	429 {
6108 143b556ce725 [project @ 2006-10-27 01:45:54 by jwe] jwe parents: 5828 diff changeset	430 // In the name of bug-for-bug compatibility.
143b556ce725 [project @ 2006-10-27 01:45:54 by jwe] jwe parents: 5828 diff changeset	431 if (a < 0)
143b556ce725 [project @ 2006-10-27 01:45:54 by jwe] jwe parents: 5828 diff changeset	432 return -bitshift (-a, n, mask);
143b556ce725 [project @ 2006-10-27 01:45:54 by jwe] jwe parents: 5828 diff changeset	433
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	434 if (n > 0)
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	435 return (static_cast<int64_t> (a) << n) & mask;
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	436 else if (n < 0)
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	437 return (static_cast<int64_t> (a) >> -n) & mask;
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	438 else
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	439 return static_cast<int64_t> (a) & mask;
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	440 }
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	441
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7763 diff changeset	442 static int64_t
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7763 diff changeset	443 bitshift (float a, int n, int64_t mask)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7763 diff changeset	444 {
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7763 diff changeset	445 // In the name of bug-for-bug compatibility.
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7763 diff changeset	446 if (a < 0)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7763 diff changeset	447 return -bitshift (-a, n, mask);
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7763 diff changeset	448
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7763 diff changeset	449 if (n > 0)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7763 diff changeset	450 return (static_cast<int64_t> (a) << n) & mask;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7763 diff changeset	451 else if (n < 0)
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7763 diff changeset	452 return (static_cast<int64_t> (a) >> -n) & mask;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7763 diff changeset	453 else
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7763 diff changeset	454 return static_cast<int64_t> (a) & mask;
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7763 diff changeset	455 }
82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7763 diff changeset	456
4919 a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	457 // Note that the bitshift operators are undefined if shifted by more
a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	458 // bits than in the type, so we need to test for the size of the
a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	459 // shift.
a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	460
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	461 #define DO_BITSHIFT(T) \
4919 a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	462 if (! error_state) \
a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	463 { \
a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	464 double d1, d2; \
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	465 \
4919 a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	466 if (n.all_integers (d1, d2)) \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	467 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	468 int m_nel = m.numel (); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	469 int n_nel = n.numel (); \
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	470 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	471 bool is_scalar_op = (m_nel == 1 \|\| n_nel == 1); \
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	472 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	473 dim_vector m_dv = m.dims (); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	474 dim_vector n_dv = n.dims (); \
4919 a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	475 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	476 bool is_array_op = (m_dv == n_dv); \
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	477 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	478 if (is_array_op \|\| is_scalar_op) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	479 { \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	480 T ## NDArray result; \
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	481 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	482 if (m_nel != 1) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	483 result.resize (m_dv); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	484 else \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	485 result.resize (n_dv); \
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	486 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	487 for (int i = 0; i < m_nel; i++) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	488 if (is_scalar_op) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	489 for (int k = 0; k < n_nel; k++) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	490 if (static_cast<int> (n(k)) >= bits_in_type) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	491 result(i+k) = 0; \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	492 else \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	493 result(i+k) = bitshift (m(i), static_cast<int> (n(k)), mask); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	494 else \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	495 if (static_cast<int> (n(i)) >= bits_in_type) \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	496 result(i) = 0; \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	497 else \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	498 result(i) = bitshift (m(i), static_cast<int> (n(i)), mask); \
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	499 \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	500 retval = result; \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	501 } \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	502 else \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	503 error ("bitshift: size of A and N must match, or one operand must be a scalar"); \
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	504 } \
4919 a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	505 else \
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11586 diff changeset	506 error ("bitshift: expecting integer as second argument"); \
4919 a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	507 }
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	508
4919 a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	509 #define DO_UBITSHIFT(T, N) \
a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	510 do \
a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	511 { \
4920 b22a7a1db0d5 [project @ 2004-07-27 18:15:25 by jwe] jwe parents: 4919 diff changeset	512 int bits_in_type = octave_ ## T :: nbits (); \
4919 a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	513 T ## NDArray m = m_arg.T ## _array_value (); \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	514 octave_ ## T mask = octave_ ## T::max (); \
4920 b22a7a1db0d5 [project @ 2004-07-27 18:15:25 by jwe] jwe parents: 4919 diff changeset	515 if ((N) < bits_in_type) \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	516 mask = bitshift (mask, (N) - bits_in_type); \
4919 a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	517 else if ((N) < 1) \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	518 mask = 0; \
4919 a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	519 DO_BITSHIFT (T); \
a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	520 } \
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	521 while (0)
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	522
4919 a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	523 #define DO_SBITSHIFT(T, N) \
a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	524 do \
a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	525 { \
4920 b22a7a1db0d5 [project @ 2004-07-27 18:15:25 by jwe] jwe parents: 4919 diff changeset	526 int bits_in_type = octave_ ## T :: nbits (); \
4919 a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	527 T ## NDArray m = m_arg.T ## _array_value (); \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	528 octave_ ## T mask = octave_ ## T::max (); \
4920 b22a7a1db0d5 [project @ 2004-07-27 18:15:25 by jwe] jwe parents: 4919 diff changeset	529 if ((N) < bits_in_type) \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	530 mask = bitshift (mask, (N) - bits_in_type); \
4919 a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	531 else if ((N) < 1) \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	532 mask = 0; \
9440 357cff83985d fix signed integer shift Jaroslav Hajek <highegg@gmail.com> parents: 9209 diff changeset	533 mask = mask \| octave_ ## T :: min (); /* FIXME: 2's complement only? */ \
4919 a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	534 DO_BITSHIFT (T); \
a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	535 } \
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	536 while (0)
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	537
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	538 DEFUN (bitshift, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	539 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10830 diff changeset	540 @deftypefn {Built-in Function} {} bitshift (@var{a}, @var{k})\n\
6678 49724abe1236 [project @ 2007-05-31 19:44:45 by jwe] jwe parents: 6439 diff changeset	541 @deftypefnx {Built-in Function} {} bitshift (@var{a}, @var{k}, @var{n})\n\
8492 9e18aff77e9e [docs] remove Brian Gough <bjg@gnu.org> parents: 8347 diff changeset	542 Return a @var{k} bit shift of @var{n}-digit unsigned\n\
13922 6da23a2d7afc doc: Update bitshift() docstring Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	543 integers in @var{a}. A positive @var{k} leads to a left shift;\n\
4920 b22a7a1db0d5 [project @ 2004-07-27 18:15:25 by jwe] jwe parents: 4919 diff changeset	544 A negative value to a right shift. If @var{n} is omitted it defaults\n\
b22a7a1db0d5 [project @ 2004-07-27 18:15:25 by jwe] jwe parents: 4919 diff changeset	545 to log2(bitmax)+1.\n\
13922 6da23a2d7afc doc: Update bitshift() docstring Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	546 @var{n} must be in the range [1,log2(bitmax)+1] usually [1,33].\n\
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	547 \n\
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	548 @example\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 8920 diff changeset	549 @group\n\
7097 e8c94e473c68 [project @ 2007-11-02 17:24:23 by jwe] jwe parents: 7017 diff changeset	550 bitshift (eye (3), 1)\n\
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	551 @result{}\n\
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	552 @group\n\
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	553 2 0 0\n\
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	554 0 2 0\n\
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	555 0 0 2\n\
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	556 @end group\n\
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	557 \n\
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	558 bitshift (10, [-2, -1, 0, 1, 2])\n\
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	559 @result{} 2 5 10 20 40\n\
17861 870f3e12e163 maint: Use phrase "FIXME:" for problem areas in code. Rik <rik@octave.org> parents: 17787 diff changeset	560 @c FIXME: restore this example when third arg is allowed to be an array.\n\
12642 f96b9b9f141b doc: Periodic grammarcheck and spellcheck of documentation. Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	561 @c\n\
f96b9b9f141b doc: Periodic grammarcheck and spellcheck of documentation. Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	562 @c\n\
6439 a37c427ae9d1 [project @ 2007-03-23 15:04:01 by jwe] jwe parents: 6108 diff changeset	563 @c bitshift ([1, 10], 2, [3,4])\n\
a37c427ae9d1 [project @ 2007-03-23 15:04:01 by jwe] jwe parents: 6108 diff changeset	564 @c @result{} 4 8\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 8920 diff changeset	565 @end group\n\
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	566 @end example\n\
5642 2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5307 diff changeset	567 @seealso{bitand, bitor, bitxor, bitset, bitget, bitcmp, bitmax}\n\
2618a0750ae6 [project @ 2006-03-06 21:26:48 by jwe] jwe parents: 5307 diff changeset	568 @end deftypefn")
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	569 {
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	570 octave_value retval;
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	571
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	572 int nargin = args.length ();
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	573
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	574 if (nargin == 2 \|\| nargin == 3)
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	575 {
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	576 int nbits = 64;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	577
4920 b22a7a1db0d5 [project @ 2004-07-27 18:15:25 by jwe] jwe parents: 4919 diff changeset	578 NDArray n = args(1).array_value ();
b22a7a1db0d5 [project @ 2004-07-27 18:15:25 by jwe] jwe parents: 4919 diff changeset	579
b22a7a1db0d5 [project @ 2004-07-27 18:15:25 by jwe] jwe parents: 4919 diff changeset	580 if (error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	581 error ("bitshift: expecting integer as second argument");
4920 b22a7a1db0d5 [project @ 2004-07-27 18:15:25 by jwe] jwe parents: 4919 diff changeset	582 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	583 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	584 if (nargin == 3)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	585 {
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	586 // FIXME: for compatibility, we should accept an array
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	587 // or a scalar as the third argument.
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	588 if (args(2).numel () > 1)
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11586 diff changeset	589 error ("bitshift: N must be a scalar integer");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	590 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	591 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	592 nbits = args(2).int_value ();
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	593
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	594 if (error_state)
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11586 diff changeset	595 error ("bitshift: N must be an integer");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	596 else if (nbits < 0)
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 11586 diff changeset	597 error ("bitshift: N must be positive");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	598 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	599 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	600 }
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	601
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	602 if (error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	603 return retval;
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	604
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	605 octave_value m_arg = args(0);
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	606 std::string cname = m_arg.class_name ();
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	607
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	608 if (cname == "uint8")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	609 DO_UBITSHIFT (uint8, nbits < 8 ? nbits : 8);
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	610 else if (cname == "uint16")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	611 DO_UBITSHIFT (uint16, nbits < 16 ? nbits : 16);
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	612 else if (cname == "uint32")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	613 DO_UBITSHIFT (uint32, nbits < 32 ? nbits : 32);
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	614 else if (cname == "uint64")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	615 DO_UBITSHIFT (uint64, nbits < 64 ? nbits : 64);
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	616 else if (cname == "int8")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	617 DO_SBITSHIFT (int8, nbits < 8 ? nbits : 8);
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	618 else if (cname == "int16")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	619 DO_SBITSHIFT (int16, nbits < 16 ? nbits : 16);
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	620 else if (cname == "int32")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	621 DO_SBITSHIFT (int32, nbits < 32 ? nbits : 32);
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	622 else if (cname == "int64")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	623 DO_SBITSHIFT (int64, nbits < 64 ? nbits : 64);
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	624 else if (cname == "double")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	625 {
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	626 static const int bits_in_mantissa
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	627 = std::numeric_limits<double>::digits;
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	628
17389 dbdff94bf977 Use std::numeric_limits for floating point bit widths Mike Miller <mtmiller@ieee.org> parents: 17281 diff changeset	629 nbits = (nbits < bits_in_mantissa ? nbits : bits_in_mantissa);
dbdff94bf977 Use std::numeric_limits for floating point bit widths Mike Miller <mtmiller@ieee.org> parents: 17281 diff changeset	630 int64_t mask = max_mantissa_value<double> ();
dbdff94bf977 Use std::numeric_limits for floating point bit widths Mike Miller <mtmiller@ieee.org> parents: 17281 diff changeset	631 if (nbits < bits_in_mantissa)
dbdff94bf977 Use std::numeric_limits for floating point bit widths Mike Miller <mtmiller@ieee.org> parents: 17281 diff changeset	632 mask = mask >> (bits_in_mantissa - nbits);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	633 else if (nbits < 1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	634 mask = 0;
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	635 int bits_in_type = sizeof (double)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	636 * std::numeric_limits<unsigned char>::digits;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	637 NDArray m = m_arg.array_value ();
18833 6113e0c6920b maint: Clean up extra spaces before/after parentheses. Rik <rik@octave.org> parents: 18154 diff changeset	638 DO_BITSHIFT ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	639 }
17392 e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	640 else if (cname == "single")
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	641 {
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	642 static const int bits_in_mantissa
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	643 = std::numeric_limits<float>::digits;
17392 e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	644 nbits = (nbits < bits_in_mantissa ? nbits : bits_in_mantissa);
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	645 int64_t mask = max_mantissa_value<float> ();
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	646 if (nbits < bits_in_mantissa)
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	647 mask = mask >> (bits_in_mantissa - nbits);
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	648 else if (nbits < 1)
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	649 mask = 0;
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	650 int bits_in_type = sizeof (float)
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	651 * std::numeric_limits<unsigned char>::digits;
17392 e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	652 FloatNDArray m = m_arg.float_array_value ();
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	653 DO_BITSHIFT (Float);
e09cd91168d1 Support arguments of class single in bit manipulation functions (bug #34502) Mike Miller <mtmiller@ieee.org> parents: 17390 diff changeset	654 }
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	655 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	656 error ("bitshift: not defined for %s objects", cname.c_str ());
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	657 }
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	658 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	659 print_usage ();
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	660
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	661 return retval;
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	662 }
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	663
19338 a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	664 /*
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	665 %!assert (bitshift (uint8 (16), 1), uint8 ( 32))
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	666 %!assert (bitshift (uint16 (16), 2), uint16 ( 64))
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	667 %!assert (bitshift (uint32 (16), 3), uint32 (128))
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	668 %!assert (bitshift (uint64 (16), 4), uint64 (256))
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	669 %!assert (bitshift (uint8 (255), 1), uint8 (254))
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	670
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	671 %!error <expecting integer as second argument> bitshift (16, 1.5)
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	672 %!error bitshift (16, {1})
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	673 %!error <N must be a scalar integer> bitshift (10, [-2 -1 0 1 2], [1 1 1 1 1])
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	674 %!error <N must be positive> bitshift (10, [-2 -1 0 1 2], -1)
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	675 */
a84f0182f912 bitfcns.cc: add tests for bitwise operators (some of them failing). Carnë Draug <carandraug@octave.org> parents: 18833 diff changeset	676
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	677 DEFUN (bitmax, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	678 "-- texinfo --\n\
10897 dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	679 @deftypefn {Built-in Function} {} bitmax ()\n\
dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	680 @deftypefnx {Built-in Function} {} bitmax (\"double\")\n\
dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	681 @deftypefnx {Built-in Function} {} bitmax (\"single\")\n\
dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	682 Return the largest integer that can be represented within a floating point\n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 16939 diff changeset	683 value. The default class is @qcode{\"double\"}, but @qcode{\"single\"} is a\n\
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 16939 diff changeset	684 valid option. On IEEE-754 compatible systems, @code{bitmax} is\n\
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 16939 diff changeset	685 @w{@math{2^{53} - 1}} for @qcode{\"double\"} and @w{@math{2^{24} -1}} for\n\
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 16939 diff changeset	686 @qcode{\"single\"}.\n\
17390 4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	687 @seealso{flintmax, intmax, realmax, realmin}\n\
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	688 @end deftypefn")
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	689 {
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	690 octave_value retval;
10897 dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	691 std::string cname = "double";
dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	692 int nargin = args.length ();
dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	693
dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	694 if (nargin == 1 && args(0).is_string ())
dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	695 cname = args(0).string_value ();
dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	696 else if (nargin != 0)
dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	697 {
dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	698 print_usage ();
dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	699 return retval;
dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	700 }
dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	701
dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	702 if (cname == "double")
17389 dbdff94bf977 Use std::numeric_limits for floating point bit widths Mike Miller <mtmiller@ieee.org> parents: 17281 diff changeset	703 retval = (static_cast<double> (max_mantissa_value<double> ()));
10897 dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	704 else if (cname == "single")
17389 dbdff94bf977 Use std::numeric_limits for floating point bit widths Mike Miller <mtmiller@ieee.org> parents: 17281 diff changeset	705 retval = (static_cast<float> (max_mantissa_value<float> ()));
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	706 else
10897 dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	707 error ("bitmax: not defined for class '%s'", cname.c_str ());
dbec9d590756 Add CLASS argument to bitmax Rik <octave@nomad.inbox5.com> parents: 10895 diff changeset	708
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	709 return retval;
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	710 }
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	711
17390 4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	712 DEFUN (flintmax, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	713 "-- texinfo --\n\
17390 4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	714 @deftypefn {Built-in Function} {} flintmax ()\n\
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	715 @deftypefnx {Built-in Function} {} flintmax (\"double\")\n\
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	716 @deftypefnx {Built-in Function} {} flintmax (\"single\")\n\
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	717 Return the largest integer that can be represented consecutively in a\n\
17513 fedcd3717ebc doc: grammarcheck of documentation before 3.8 release. Rik <rik@octave.org> parents: 17396 diff changeset	718 floating point value. The default class is @qcode{\"double\"}, but\n\
fedcd3717ebc doc: grammarcheck of documentation before 3.8 release. Rik <rik@octave.org> parents: 17396 diff changeset	719 @qcode{\"single\"} is a valid option. On IEEE-754 compatible systems,\n\
fedcd3717ebc doc: grammarcheck of documentation before 3.8 release. Rik <rik@octave.org> parents: 17396 diff changeset	720 @code{flintmax} is @w{@math{2^53}} for @qcode{\"double\"} and\n\
fedcd3717ebc doc: grammarcheck of documentation before 3.8 release. Rik <rik@octave.org> parents: 17396 diff changeset	721 @w{@math{2^24}} for @qcode{\"single\"}.\n\
17390 4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	722 @seealso{bitmax, intmax, realmax, realmin}\n\
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	723 @end deftypefn")
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	724 {
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	725 octave_value retval;
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	726 std::string cname = "double";
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	727 int nargin = args.length ();
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	728
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	729 if (nargin == 1 && args(0).is_string ())
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	730 cname = args(0).string_value ();
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	731 else if (nargin != 0)
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	732 {
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	733 print_usage ();
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	734 return retval;
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	735 }
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	736
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	737 if (cname == "double")
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	738 retval = (static_cast<double> (max_mantissa_value<double> () + 1));
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	739 else if (cname == "single")
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	740 retval = (static_cast<float> (max_mantissa_value<float> () + 1));
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	741 else
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	742 error ("flintmax: not defined for class '%s'", cname.c_str ());
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	743
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	744 return retval;
4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	745 }
16939 06897f865f0b Add flintmax() as an alias for function bitmax(). Rik <rik@octave.org> parents: 15195 diff changeset	746
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	747 DEFUN (intmax, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	748 "-- texinfo --\n\
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	749 @deftypefn {Built-in Function} {} intmax (@var{type})\n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	750 Return the largest integer that can be represented in an integer type.\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	751 The variable @var{type} can be\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	752 \n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	753 @table @code\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	754 @item int8\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	755 signed 8-bit integer.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10830 diff changeset	756 \n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	757 @item int16\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	758 signed 16-bit integer.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10830 diff changeset	759 \n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	760 @item int32\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	761 signed 32-bit integer.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10830 diff changeset	762 \n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	763 @item int64\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	764 signed 64-bit integer.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10830 diff changeset	765 \n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	766 @item uint8\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	767 unsigned 8-bit integer.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10830 diff changeset	768 \n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	769 @item uint16\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	770 unsigned 16-bit integer.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10830 diff changeset	771 \n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	772 @item uint32\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	773 unsigned 32-bit integer.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10830 diff changeset	774 \n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	775 @item uint64\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	776 unsigned 64-bit integer.\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	777 @end table\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	778 \n\
18154 20f2b3c48c4c intmax, intmin: Fix default integer type in docstrings Mike Miller <mtmiller@ieee.org> parents: 17861 diff changeset	779 The default for @var{type} is @code{int32}.\n\
17390 4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	780 @seealso{intmin, flintmax, bitmax}\n\
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	781 @end deftypefn")
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	782 {
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	783 octave_value retval;
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	784 std::string cname = "int32";
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	785 int nargin = args.length ();
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	786
4919 a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	787 if (nargin == 1 && args(0).is_string ())
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	788 cname = args(0).string_value ();
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	789 else if (nargin != 0)
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	790 {
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	791 print_usage ();
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	792 return retval;
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	793 }
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	794
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	795 if (cname == "uint8")
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	796 retval = octave_uint8 (std::numeric_limits<uint8_t>::max ());
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	797 else if (cname == "uint16")
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	798 retval = octave_uint16 (std::numeric_limits<uint16_t>::max ());
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	799 else if (cname == "uint32")
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	800 retval = octave_uint32 (std::numeric_limits<uint32_t>::max ());
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	801 else if (cname == "uint64")
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	802 retval = octave_uint64 (std::numeric_limits<uint64_t>::max ());
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	803 else if (cname == "int8")
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	804 retval = octave_int8 (std::numeric_limits<int8_t>::max ());
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	805 else if (cname == "int16")
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	806 retval = octave_int16 (std::numeric_limits<int16_t>::max ());
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	807 else if (cname == "int32")
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	808 retval = octave_int32 (std::numeric_limits<int32_t>::max ());
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	809 else if (cname == "int64")
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	810 retval = octave_int64 (std::numeric_limits<int64_t>::max ());
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	811 else
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	812 error ("intmax: not defined for '%s' objects", cname.c_str ());
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	813
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	814 return retval;
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	815 }
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	816
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	817 DEFUN (intmin, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	818 "-- texinfo --\n\
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	819 @deftypefn {Built-in Function} {} intmin (@var{type})\n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	820 Return the smallest integer that can be represented in an integer type.\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	821 The variable @var{type} can be\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	822 \n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	823 @table @code\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	824 @item int8\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	825 signed 8-bit integer.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10830 diff changeset	826 \n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	827 @item int16\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	828 signed 16-bit integer.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10830 diff changeset	829 \n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	830 @item int32\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	831 signed 32-bit integer.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10830 diff changeset	832 \n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	833 @item int64\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	834 signed 64-bit integer.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10830 diff changeset	835 \n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	836 @item uint8\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	837 unsigned 8-bit integer.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10830 diff changeset	838 \n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	839 @item uint16\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	840 unsigned 16-bit integer.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10830 diff changeset	841 \n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	842 @item uint32\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	843 unsigned 32-bit integer.\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10830 diff changeset	844 \n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	845 @item uint64\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	846 unsigned 64-bit integer.\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	847 @end table\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4952 diff changeset	848 \n\
18154 20f2b3c48c4c intmax, intmin: Fix default integer type in docstrings Mike Miller <mtmiller@ieee.org> parents: 17861 diff changeset	849 The default for @var{type} is @code{int32}.\n\
17390 4bcd301754ce Add Matlab-compatible flintmax function Mike Miller <mtmiller@ieee.org> parents: 17389 diff changeset	850 @seealso{intmax, flintmax, bitmax}\n\
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	851 @end deftypefn")
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	852 {
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	853 octave_value retval;
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	854 std::string cname = "int32";
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	855 int nargin = args.length ();
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	856
4919 a1073eef650c [project @ 2004-07-27 15:22:50 by jwe] jwe parents: 4915 diff changeset	857 if (nargin == 1 && args(0).is_string ())
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	858 cname = args(0).string_value ();
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	859 else if (nargin != 0)
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	860 {
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	861 print_usage ();
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	862 return retval;
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	863 }
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	864
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	865 if (cname == "uint8")
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	866 retval = octave_uint8 (std::numeric_limits<uint8_t>::min ());
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	867 else if (cname == "uint16")
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14725 diff changeset	868 retval = octave_uint16 (std::numeric_limits<uint16_t>::min ());
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	869 else if (cname == "uint32")
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	870 retval = octave_uint32 (std::numeric_limits<uint32_t>::min ());
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	871 else if (cname == "uint64")
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	872 retval = octave_uint64 (std::numeric_limits<uint64_t>::min ());
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	873 else if (cname == "int8")
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	874 retval = octave_int8 (std::numeric_limits<int8_t>::min ());
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	875 else if (cname == "int16")
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	876 retval = octave_int16 (std::numeric_limits<int16_t>::min ());
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	877 else if (cname == "int32")
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	878 retval = octave_int32 (std::numeric_limits<int32_t>::min ());
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	879 else if (cname == "int64")
5828 22e23bee74c8 [project @ 2006-05-23 06:05:14 by jwe] jwe parents: 5823 diff changeset	880 retval = octave_int64 (std::numeric_limits<int64_t>::min ());
4915 c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	881 else
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	882 error ("intmin: not defined for '%s' objects", cname.c_str ());
c638c144d4da [project @ 2004-07-23 19:01:22 by jwe] jwe parents: 4908 diff changeset	883
4908 66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	884 return retval;
66af4b9f451e [project @ 2004-06-29 19:20:00 by jwe] jwe parents: diff changeset	885 }
10811 e38c071bbc41 allow user query the maximum array size Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	886
e38c071bbc41 allow user query the maximum array size Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	887 DEFUN (sizemax, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	888 "-- texinfo --\n\
10811 e38c071bbc41 allow user query the maximum array size Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	889 @deftypefn {Built-in Function} {} sizemax ()\n\
10895 4176c5c62138 Imrove documentation string for sizemax Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	890 Return the largest value allowed for the size of an array.\n\
10811 e38c071bbc41 allow user query the maximum array size Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	891 If Octave is compiled with 64-bit indexing, the result is of class int64,\n\
10895 4176c5c62138 Imrove documentation string for sizemax Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	892 otherwise it is of class int32. The maximum array size is slightly\n\
4176c5c62138 Imrove documentation string for sizemax Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	893 smaller than the maximum value allowable for the relevant class as reported\n\
4176c5c62138 Imrove documentation string for sizemax Rik <octave@nomad.inbox5.com> parents: 10840 diff changeset	894 by @code{intmax}.\n\
10811 e38c071bbc41 allow user query the maximum array size Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	895 @seealso{intmax}\n\
e38c071bbc41 allow user query the maximum array size Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	896 @end deftypefn")
e38c071bbc41 allow user query the maximum array size Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	897 {
e38c071bbc41 allow user query the maximum array size Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	898 octave_value retval;
e38c071bbc41 allow user query the maximum array size Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	899
e38c071bbc41 allow user query the maximum array size Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	900 if (args.length () == 0)
10830 b4ebfd675321 avoid static initialization disaster in dim_vector Jaroslav Hajek <highegg@gmail.com> parents: 10811 diff changeset	901 retval = octave_int<octave_idx_type> (dim_vector::dim_max ());
10811 e38c071bbc41 allow user query the maximum array size Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	902 else
e38c071bbc41 allow user query the maximum array size Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	903 print_usage ();
e38c071bbc41 allow user query the maximum array size Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	904
e38c071bbc41 allow user query the maximum array size Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	905 return retval;
e38c071bbc41 allow user query the maximum array size Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	906 }

Mercurial > hg > octave-nkf

annotate libinterp/corefcn/bitfcns.cc @ 20307:1f9ed81bd173