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annotate libinterp/parse-tree/pt-binop.cc @ 31605:e88a07dec498 stable

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maint: Use macros to begin/end C++ namespaces. * oct-conf-post-public.in.h: Define two macros (OCTAVE_BEGIN_NAMESPACE, OCTAVE_END_NAMESPACE) that can be used to start/end a namespace. * mk-opts.pl, build-env.h, build-env.in.cc, __betainc__.cc, __contourc__.cc, __dsearchn__.cc, __eigs__.cc, __expint__.cc, __ftp__.cc, __gammainc__.cc, __ichol__.cc, __ilu__.cc, __isprimelarge__.cc, __lin_interpn__.cc, __magick_read__.cc, __pchip_deriv__.cc, __qp__.cc, amd.cc, auto-shlib.cc, auto-shlib.h, balance.cc, base-text-renderer.cc, base-text-renderer.h, besselj.cc, bitfcns.cc, bsxfun.cc, c-file-ptr-stream.cc, c-file-ptr-stream.h, call-stack.cc, call-stack.h, ccolamd.cc, cellfun.cc, chol.cc, colamd.cc, colloc.cc, conv2.cc, daspk.cc, dasrt.cc, dassl.cc, data.cc, data.h, debug.cc, defaults.cc, defaults.h, defun-int.h, defun.cc, det.cc, dirfns.cc, display.cc, display.h, dlmread.cc, dmperm.cc, dot.cc, dynamic-ld.cc, dynamic-ld.h, eig.cc, ellipj.cc, environment.cc, environment.h, error.cc, error.h, errwarn.h, event-manager.cc, event-manager.h, event-queue.cc, event-queue.h, fcn-info.cc, fcn-info.h, fft.cc, fft2.cc, fftn.cc, file-io.cc, filter.cc, find.cc, ft-text-renderer.cc, ft-text-renderer.h, gcd.cc, getgrent.cc, getpwent.cc, getrusage.cc, givens.cc, gl-render.cc, gl-render.h, gl2ps-print.cc, gl2ps-print.h, graphics-toolkit.cc, graphics-toolkit.h, graphics.cc, graphics.in.h, gsvd.cc, gtk-manager.cc, gtk-manager.h, hash.cc, help.cc, help.h, hess.cc, hex2num.cc, hook-fcn.cc, hook-fcn.h, input.cc, input.h, interpreter-private.cc, interpreter-private.h, interpreter.cc, interpreter.h, inv.cc, jsondecode.cc, jsonencode.cc, kron.cc, latex-text-renderer.cc, latex-text-renderer.h, load-path.cc, load-path.h, load-save.cc, load-save.h, lookup.cc, ls-ascii-helper.cc, ls-ascii-helper.h, ls-oct-text.cc, ls-utils.cc, ls-utils.h, lsode.cc, lu.cc, mappers.cc, matrix_type.cc, max.cc, mex-private.h, mex.cc, mgorth.cc, nproc.cc, oct-fstrm.cc, oct-fstrm.h, oct-hdf5-types.cc, oct-hdf5-types.h, oct-hist.cc, oct-hist.h, oct-iostrm.cc, oct-iostrm.h, oct-opengl.h, oct-prcstrm.cc, oct-prcstrm.h, oct-procbuf.cc, oct-procbuf.h, oct-process.cc, oct-process.h, oct-stdstrm.h, oct-stream.cc, oct-stream.h, oct-strstrm.cc, oct-strstrm.h, oct-tex-lexer.in.ll, oct-tex-parser.yy, ordqz.cc, ordschur.cc, pager.cc, pager.h, pinv.cc, pow2.cc, pr-flt-fmt.cc, pr-output.cc, procstream.cc, procstream.h, psi.cc, qr.cc, quad.cc, quadcc.cc, qz.cc, rand.cc, rcond.cc, regexp.cc, schur.cc, settings.cc, settings.h, sighandlers.cc, sighandlers.h, sparse-xdiv.cc, sparse-xdiv.h, sparse-xpow.cc, sparse-xpow.h, sparse.cc, spparms.cc, sqrtm.cc, stack-frame.cc, stack-frame.h, stream-euler.cc, strfind.cc, strfns.cc, sub2ind.cc, svd.cc, sylvester.cc, symbfact.cc, syminfo.cc, syminfo.h, symrcm.cc, symrec.cc, symrec.h, symscope.cc, symscope.h, symtab.cc, symtab.h, syscalls.cc, sysdep.cc, sysdep.h, text-engine.cc, text-engine.h, text-renderer.cc, text-renderer.h, time.cc, toplev.cc, tril.cc, tsearch.cc, typecast.cc, url-handle-manager.cc, url-handle-manager.h, urlwrite.cc, utils.cc, utils.h, variables.cc, variables.h, xdiv.cc, xdiv.h, xnorm.cc, xnorm.h, xpow.cc, xpow.h, __delaunayn__.cc, __fltk_uigetfile__.cc, __glpk__.cc, __init_fltk__.cc, __init_gnuplot__.cc, __ode15__.cc, __voronoi__.cc, audiodevinfo.cc, audioread.cc, convhulln.cc, fftw.cc, gzip.cc, mk-build-env-features.sh, mk-builtins.pl, cdef-class.cc, cdef-class.h, cdef-fwd.h, cdef-manager.cc, cdef-manager.h, cdef-method.cc, cdef-method.h, cdef-object.cc, cdef-object.h, cdef-package.cc, cdef-package.h, cdef-property.cc, cdef-property.h, cdef-utils.cc, cdef-utils.h, ov-base.cc, ov-base.h, ov-bool-mat.cc, ov-builtin.h, ov-cell.cc, ov-class.cc, ov-class.h, ov-classdef.cc, ov-classdef.h, ov-complex.cc, ov-fcn-handle.cc, ov-fcn-handle.h, ov-fcn.h, ov-java.cc, ov-java.h, ov-mex-fcn.h, ov-null-mat.cc, ov-oncleanup.cc, ov-struct.cc, ov-typeinfo.cc, ov-typeinfo.h, ov-usr-fcn.cc, ov-usr-fcn.h, ov.cc, ov.h, octave.cc, octave.h, mk-ops.sh, op-b-b.cc, op-b-bm.cc, op-b-sbm.cc, op-bm-b.cc, op-bm-bm.cc, op-bm-sbm.cc, op-cdm-cdm.cc, op-cell.cc, op-chm.cc, op-class.cc, op-cm-cm.cc, op-cm-cs.cc, op-cm-m.cc, op-cm-s.cc, op-cm-scm.cc, op-cm-sm.cc, op-cs-cm.cc, op-cs-cs.cc, op-cs-m.cc, op-cs-s.cc, op-cs-scm.cc, op-cs-sm.cc, op-dm-dm.cc, op-dm-scm.cc, op-dm-sm.cc, op-dm-template.cc, op-dms-template.cc, op-fcdm-fcdm.cc, op-fcm-fcm.cc, op-fcm-fcs.cc, op-fcm-fm.cc, op-fcm-fs.cc, op-fcn.cc, op-fcs-fcm.cc, op-fcs-fcs.cc, op-fcs-fm.cc, op-fcs-fs.cc, op-fdm-fdm.cc, op-fm-fcm.cc, op-fm-fcs.cc, op-fm-fm.cc, op-fm-fs.cc, op-fs-fcm.cc, op-fs-fcs.cc, op-fs-fm.cc, op-fs-fs.cc, op-i16-i16.cc, op-i32-i32.cc, op-i64-i64.cc, op-i8-i8.cc, op-int-concat.cc, op-m-cm.cc, op-m-cs.cc, op-m-m.cc, op-m-s.cc, op-m-scm.cc, op-m-sm.cc, op-mi.cc, op-pm-pm.cc, op-pm-scm.cc, op-pm-sm.cc, op-pm-template.cc, op-range.cc, op-s-cm.cc, op-s-cs.cc, op-s-m.cc, op-s-s.cc, op-s-scm.cc, op-s-sm.cc, op-sbm-b.cc, op-sbm-bm.cc, op-sbm-sbm.cc, op-scm-cm.cc, op-scm-cs.cc, op-scm-m.cc, op-scm-s.cc, op-scm-scm.cc, op-scm-sm.cc, op-sm-cm.cc, op-sm-cs.cc, op-sm-m.cc, op-sm-s.cc, op-sm-scm.cc, op-sm-sm.cc, op-str-m.cc, op-str-s.cc, op-str-str.cc, op-struct.cc, op-ui16-ui16.cc, op-ui32-ui32.cc, op-ui64-ui64.cc, op-ui8-ui8.cc, ops.h, anon-fcn-validator.cc, anon-fcn-validator.h, bp-table.cc, bp-table.h, comment-list.cc, comment-list.h, filepos.h, lex.h, lex.ll, oct-lvalue.cc, oct-lvalue.h, oct-parse.yy, parse.h, profiler.cc, profiler.h, pt-anon-scopes.cc, pt-anon-scopes.h, pt-arg-list.cc, pt-arg-list.h, pt-args-block.cc, pt-args-block.h, pt-array-list.cc, pt-array-list.h, pt-assign.cc, pt-assign.h, pt-binop.cc, pt-binop.h, pt-bp.cc, pt-bp.h, pt-cbinop.cc, pt-cbinop.h, pt-cell.cc, pt-cell.h, pt-check.cc, pt-check.h, pt-classdef.cc, pt-classdef.h, pt-cmd.h, pt-colon.cc, pt-colon.h, pt-const.cc, pt-const.h, pt-decl.cc, pt-decl.h, pt-eval.cc, pt-eval.h, pt-except.cc, pt-except.h, pt-exp.cc, pt-exp.h, pt-fcn-handle.cc, pt-fcn-handle.h, pt-id.cc, pt-id.h, pt-idx.cc, pt-idx.h, pt-jump.h, pt-loop.cc, pt-loop.h, pt-mat.cc, pt-mat.h, pt-misc.cc, pt-misc.h, pt-pr-code.cc, pt-pr-code.h, pt-select.cc, pt-select.h, pt-spmd.cc, pt-spmd.h, pt-stmt.cc, pt-stmt.h, pt-tm-const.cc, pt-tm-const.h, pt-unop.cc, pt-unop.h, pt-vm-eval.cc, pt-walk.cc, pt-walk.h, pt.cc, pt.h, token.cc, token.h, Range.cc, Range.h, idx-vector.cc, idx-vector.h, range-fwd.h, CollocWt.cc, CollocWt.h, aepbalance.cc, aepbalance.h, chol.cc, chol.h, gepbalance.cc, gepbalance.h, gsvd.cc, gsvd.h, hess.cc, hess.h, lo-mappers.cc, lo-mappers.h, lo-specfun.cc, lo-specfun.h, lu.cc, lu.h, oct-convn.cc, oct-convn.h, oct-fftw.cc, oct-fftw.h, oct-norm.cc, oct-norm.h, oct-rand.cc, oct-rand.h, oct-spparms.cc, oct-spparms.h, qr.cc, qr.h, qrp.cc, qrp.h, randgamma.cc, randgamma.h, randmtzig.cc, randmtzig.h, randpoisson.cc, randpoisson.h, schur.cc, schur.h, sparse-chol.cc, sparse-chol.h, sparse-lu.cc, sparse-lu.h, sparse-qr.cc, sparse-qr.h, svd.cc, svd.h, child-list.cc, child-list.h, dir-ops.cc, dir-ops.h, file-ops.cc, file-ops.h, file-stat.cc, file-stat.h, lo-sysdep.cc, lo-sysdep.h, lo-sysinfo.cc, lo-sysinfo.h, mach-info.cc, mach-info.h, oct-env.cc, oct-env.h, oct-group.cc, oct-group.h, oct-password.cc, oct-password.h, oct-syscalls.cc, oct-syscalls.h, oct-time.cc, oct-time.h, oct-uname.cc, oct-uname.h, action-container.cc, action-container.h, base-list.h, cmd-edit.cc, cmd-edit.h, cmd-hist.cc, cmd-hist.h, f77-fcn.h, file-info.cc, file-info.h, lo-array-errwarn.cc, lo-array-errwarn.h, lo-hash.cc, lo-hash.h, lo-ieee.h, lo-regexp.cc, lo-regexp.h, lo-utils.cc, lo-utils.h, oct-base64.cc, oct-base64.h, oct-glob.cc, oct-glob.h, oct-inttypes.h, oct-mutex.cc, oct-mutex.h, oct-refcount.h, oct-shlib.cc, oct-shlib.h, oct-sparse.cc, oct-sparse.h, oct-string.h, octave-preserve-stream-state.h, pathsearch.cc, pathsearch.h, quit.cc, quit.h, unwind-prot.cc, unwind-prot.h, url-transfer.cc, url-transfer.h : Use new macros to begin/end C++ namespaces.
author Rik <rik@octave.org>
date Thu, 01 Dec 2022 14:23:45 -0800
parents 7781b1e77406
children aac27ad79be6
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1 ////////////////////////////////////////////////////////////////////////
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2 //
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3 // Copyright (C) 1996-2022 The Octave Project Developers
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4 //
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5 // See the file COPYRIGHT.md in the top-level directory of this
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6 // distribution or <https://octave.org/copyright/>.
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7 //
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8 // This file is part of Octave.
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9 //
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10 // Octave is free software: you can redistribute it and/or modify it
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11 // under the terms of the GNU General Public License as published by
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12 // the Free Software Foundation, either version 3 of the License, or
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13 // (at your option) any later version.
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14 //
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15 // Octave is distributed in the hope that it will be useful, but
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16 // WITHOUT ANY WARRANTY; without even the implied warranty of
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17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 // GNU General Public License for more details.
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19 //
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20 // You should have received a copy of the GNU General Public License
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21 // along with Octave; see the file COPYING. If not, see
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22 // <https://www.gnu.org/licenses/>.
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23 //
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24 ////////////////////////////////////////////////////////////////////////
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25
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26 #if defined (HAVE_CONFIG_H)
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27 # include "config.h"
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28 #endif
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29
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30 #include "error.h"
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31 #include "interpreter.h"
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32 #include "ov.h"
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33 #include "profiler.h"
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34 #include "pt-binop.h"
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35 #include "pt-eval.h"
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36 #include "variables.h"
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37
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38 OCTAVE_BEGIN_NAMESPACE(octave)
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39
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40 // Binary expressions.
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41
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42 void
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43 tree_binary_expression::matlab_style_short_circuit_warning (const char *op)
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44 {
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45 warning_with_id ("Octave:possible-matlab-short-circuit-operator",
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46 "Matlab-style short-circuit operation performed for operator %s",
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47 op);
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48 }
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49
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50 std::string
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51 tree_binary_expression::oper (void) const
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52 {
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53 return octave_value::binary_op_as_string (m_etype);
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54 }
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55
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56 tree_expression *
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57 tree_binary_expression::dup (symbol_scope& scope) const
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58 {
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59 tree_binary_expression *new_be
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60 = new tree_binary_expression (m_lhs ? m_lhs->dup (scope) : nullptr,
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61 m_rhs ? m_rhs->dup (scope) : nullptr,
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62 line (), column (), m_etype);
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63
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64 new_be->copy_base (*this);
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65
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66 return new_be;
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67 }
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68
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69 octave_value
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70 tree_binary_expression::evaluate (tree_evaluator& tw, int)
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71 {
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72 if (m_lhs)
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73 {
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74 octave_value a = m_lhs->evaluate (tw);
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75
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76 if (a.is_defined () && m_rhs)
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77 {
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78 octave_value b = m_rhs->evaluate (tw);
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79
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80 if (b.is_defined ())
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81 {
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82 profiler::enter<tree_binary_expression>
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83 block (tw.get_profiler (), *this);
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84
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85 // Note: The profiler does not catch the braindead
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86 // short-circuit evaluation code above, but that should be
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87 // ok. The evaluation of operands and the operator itself
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88 // is entangled and it's not clear where to start/stop
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89 // timing the operator to make it reasonable.
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90
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91 interpreter& interp = tw.get_interpreter ();
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92
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93 type_info& ti = interp.get_type_info ();
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94
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95 return binary_op (ti, m_etype, a, b);
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96 }
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97 }
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98 }
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99
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100 return octave_value ();
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101 }
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102
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103 tree_expression *
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104 tree_braindead_shortcircuit_binary_expression::dup (symbol_scope& scope) const
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105 {
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106 tree_braindead_shortcircuit_binary_expression *new_be
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107 = new tree_braindead_shortcircuit_binary_expression
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108 (m_lhs ? m_lhs->dup (scope) : nullptr,
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109 m_rhs ? m_rhs->dup (scope) : nullptr,
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110 line (), column (), op_type ());
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111
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112 new_be->copy_base (*this);
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113
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114 return new_be;
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115 }
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116
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117 octave_value
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118 tree_braindead_shortcircuit_binary_expression::evaluate (tree_evaluator& tw,
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119 int)
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120 {
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121 if (m_lhs)
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122 {
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123 octave_value a = m_lhs->evaluate (tw);
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124
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125 if (a.ndims () == 2 && a.rows () == 1 && a.columns () == 1)
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126 {
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127 bool result = false;
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128
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129 bool a_true = a.is_true ();
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130
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131 octave_value::binary_op oper_type = op_type ();
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132
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133 if (a_true)
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134 {
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135 if (oper_type == octave_value::op_el_or)
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136 {
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137 matlab_style_short_circuit_warning ("|");
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138 return octave_value (true);
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139 }
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140 }
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141 else
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142 {
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143 if (oper_type == octave_value::op_el_and)
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144 {
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145 matlab_style_short_circuit_warning ("&");
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146 return octave_value (false);
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147 }
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148 }
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149
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150 if (m_rhs)
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151 {
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152 octave_value b = m_rhs->evaluate (tw);
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153
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154 result = b.is_true ();
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155 }
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156
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157 return octave_value (result);
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158 }
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159 }
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160
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161 return octave_value ();
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162 }
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163
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164 // Boolean expressions.
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cd5ad3fd8049 [project @ 1997-05-16 01:12:13 by jwe]
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165
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166 std::string
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167 tree_boolean_expression::oper (void) const
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168 {
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169 std::string retval = "<unknown>";
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170
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171 switch (m_etype)
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172 {
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173 case bool_and:
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174 retval = "&&";
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175 break;
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176
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177 case bool_or:
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178 retval = "||";
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179 break;
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180
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181 default:
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182 break;
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183 }
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184
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185 return retval;
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186 }
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187
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188 tree_expression *
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189 tree_boolean_expression::dup (symbol_scope& scope) const
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190 {
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191 tree_boolean_expression *new_be
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192 = new tree_boolean_expression (m_lhs ? m_lhs->dup (scope) : nullptr,
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193 m_rhs ? m_rhs->dup (scope) : nullptr,
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194 line (), column (), m_etype);
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195
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196 new_be->copy_base (*this);
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197
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198 return new_be;
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199 }
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200
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201 octave_value
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202 tree_boolean_expression::evaluate (tree_evaluator& tw, int)
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203 {
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204 octave_value val;
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205
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206 bool result = false;
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207
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208 // This evaluation is not caught by the profiler, since we can't find
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209 // a reasonable place where to time. Note that we don't want to
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210 // include evaluation of LHS or RHS into the timing, but this is
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211 // entangled together with short-circuit evaluation here.
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212
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213 if (m_lhs)
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214 {
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215 octave_value a = m_lhs->evaluate (tw);
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216
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217 bool a_true = a.is_true ();
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218
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219 if (a_true)
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220 {
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221 if (m_etype == tree_boolean_expression::bool_or)
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222 return octave_value (true);
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223 }
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224 else
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225 {
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226 if (m_etype == tree_boolean_expression::bool_and)
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227 return octave_value (false);
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228 }
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229
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230 if (m_rhs)
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231 {
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d171d356767b don't apply std::move to temporary values
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parents: 27371
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232 octave_value b = m_rhs->evaluate (tw);
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233
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234 result = b.is_true ();
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235 }
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236
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237 val = octave_value (result);
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238 }
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239
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240 return val;
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241 }
31605
e88a07dec498 maint: Use macros to begin/end C++ namespaces.
Rik <rik@octave.org>
parents: 31394
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242
e88a07dec498 maint: Use macros to begin/end C++ namespaces.
Rik <rik@octave.org>
parents: 31394
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243 OCTAVE_END_NAMESPACE(octave)