Mercurial > octave
view liboctave/numeric/bsxfun-defs.cc @ 22197:e43d83253e28
refill multi-line macro definitions
Use the Emacs C++ mode style for line continuation markers in
multi-line macro definitions.
* make_int.cc, __dsearchn__.cc, __magick_read__.cc, besselj.cc,
bitfcns.cc, bsxfun.cc, cellfun.cc, data.cc, defun-dld.h, defun-int.h,
defun.h, det.cc, error.h, find.cc, gcd.cc, graphics.cc, interpreter.h,
jit-ir.h, jit-typeinfo.h, lookup.cc, ls-mat5.cc, max.cc, mexproto.h,
mxarray.in.h, oct-stream.cc, ordschur.cc, pr-output.cc, profiler.h,
psi.cc, regexp.cc, sparse-xdiv.cc, sparse-xpow.cc, tril.cc, txt-eng.h,
utils.cc, variables.cc, variables.h, xdiv.cc, xpow.cc, __glpk__.cc,
ov-base.cc, ov-base.h, ov-cell.cc, ov-ch-mat.cc, ov-classdef.cc,
ov-complex.cc, ov-cx-mat.cc, ov-cx-sparse.cc, ov-float.cc, ov-float.h,
ov-flt-complex.cc, ov-flt-cx-mat.cc, ov-flt-re-mat.cc,
ov-int-traits.h, ov-lazy-idx.h, ov-perm.cc, ov-re-mat.cc,
ov-re-sparse.cc, ov-scalar.cc, ov-scalar.h, ov-str-mat.cc,
ov-type-conv.h, ov.cc, ov.h, op-class.cc, op-int-conv.cc, op-int.h,
op-str-str.cc, ops.h, lex.ll, Array.cc, CMatrix.cc, CSparse.cc,
MArray.cc, MArray.h, MDiagArray2.cc, MDiagArray2.h, MSparse.h,
Sparse.cc, dMatrix.cc, dSparse.cc, fCMatrix.cc, fMatrix.cc,
idx-vector.cc, f77-fcn.h, quit.h, bsxfun-decl.h, bsxfun-defs.cc,
lo-specfun.cc, oct-convn.cc, oct-convn.h, oct-norm.cc, oct-norm.h,
oct-rand.cc, Sparse-op-decls.h, Sparse-op-defs.h, mx-inlines.cc,
mx-op-decl.h, mx-op-defs.h, mach-info.cc, oct-group.cc, oct-passwd.cc,
oct-syscalls.cc, oct-time.cc, data-conv.cc, kpse.cc, lo-ieee.h,
lo-macros.h, oct-cmplx.h, oct-glob.cc, oct-inttypes.cc,
oct-inttypes.h, oct-locbuf.h, oct-sparse.h, url-transfer.cc,
oct-conf-post.in.h, shared-fcns.h: Refill macro definitions.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Mon, 01 Aug 2016 12:40:18 -0400 |
parents | b6a686543080 |
children | bac0d6f07a3e |
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/* Copyright (C) 2009-2015 Jaroslav Hajek Copyright (C) 2009 VZLU Prague This file is part of Octave. Octave is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. Octave is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <http://www.gnu.org/licenses/>. */ #if ! defined (octave_bsxfun_defs_h) #define octave_bsxfun_defs_h 1 // This file should not include config.h. It is only included in other // C++ source files that should have included config.h before including // this file. #include <algorithm> #include <iostream> #include "dim-vector.h" #include "oct-locbuf.h" #include "lo-error.h" #include "mx-inlines.cc" template <typename R, typename X, typename Y> Array<R> do_bsxfun_op (const Array<X>& x, const Array<Y>& y, void (*op_vv) (size_t, R *, const X *, const Y *), void (*op_sv) (size_t, R *, X, const Y *), void (*op_vs) (size_t, R *, const X *, Y)) { int nd = std::max (x.ndims (), y.ndims ()); dim_vector dvx = x.dims ().redim (nd); dim_vector dvy = y.dims ().redim (nd); // Construct the result dimensions. dim_vector dvr; dvr.resize (nd); for (int i = 0; i < nd; i++) { octave_idx_type xk = dvx(i); octave_idx_type yk = dvy(i); if (xk == 1) dvr(i) = yk; else if (yk == 1 || xk == yk) dvr(i) = xk; else (*current_liboctave_error_handler) ("bsxfun: nonconformant dimensions: %s and %s", x.dims ().str ().c_str (), y.dims ().str ().c_str ()); } Array<R> retval (dvr); const X *xvec = x.fortran_vec (); const Y *yvec = y.fortran_vec (); R *rvec = retval.fortran_vec (); // Fold the common leading dimensions. octave_idx_type start, ldr = 1; for (start = 0; start < nd; start++) { if (dvx(start) != dvy(start)) break; ldr *= dvr(start); } if (retval.is_empty ()) ; // do nothing else if (start == nd) op_vv (retval.numel (), rvec, xvec, yvec); else { // Determine the type of the low-level loop. bool xsing = false; bool ysing = false; if (ldr == 1) { xsing = dvx(start) == 1; ysing = dvy(start) == 1; if (xsing || ysing) { ldr *= dvx(start) * dvy(start); start++; } } dim_vector cdvx = dvx.cumulative (); dim_vector cdvy = dvy.cumulative (); // Nullify singleton dims to achieve a spread effect. for (int i = std::max (start, octave_idx_type (1)); i < nd; i++) { if (dvx(i) == 1) cdvx(i-1) = 0; if (dvy(i) == 1) cdvy(i-1) = 0; } octave_idx_type niter = dvr.numel (start); // The index array. OCTAVE_LOCAL_BUFFER_INIT (octave_idx_type, idx, nd, 0); for (octave_idx_type iter = 0; iter < niter; iter++) { octave_quit (); // Compute indices. // FIXME: performance impact noticeable? octave_idx_type xidx = cdvx.cum_compute_index (idx); octave_idx_type yidx = cdvy.cum_compute_index (idx); octave_idx_type ridx = dvr.compute_index (idx); // Apply the low-level loop. if (xsing) op_sv (ldr, rvec + ridx, xvec[xidx], yvec + yidx); else if (ysing) op_vs (ldr, rvec + ridx, xvec + xidx, yvec[yidx]); else op_vv (ldr, rvec + ridx, xvec + xidx, yvec + yidx); dvr.increment_index (idx + start, start); } } return retval; } template <typename R, typename X> void do_inplace_bsxfun_op (Array<R>& r, const Array<X>& x, void (*op_vv) (size_t, R *, const X *), void (*op_vs) (size_t, R *, X)) { dim_vector dvr = r.dims (); dim_vector dvx = x.dims (); octave_idx_type nd = r.ndims (); dvx.redim (nd); const X* xvec = x.fortran_vec (); R* rvec = r.fortran_vec (); // Fold the common leading dimensions. octave_idx_type start, ldr = 1; for (start = 0; start < nd; start++) { if (dvr(start) != dvx(start)) break; ldr *= dvr(start); } if (r.is_empty ()) ; // do nothing else if (start == nd) op_vv (r.numel (), rvec, xvec); else { // Determine the type of the low-level loop. bool xsing = false; if (ldr == 1) { xsing = dvx(start) == 1; if (xsing) { ldr *= dvr(start) * dvx(start); start++; } } dim_vector cdvx = dvx.cumulative (); // Nullify singleton dims to achieve a spread effect. for (int i = std::max (start, octave_idx_type (1)); i < nd; i++) { if (dvx(i) == 1) cdvx(i-1) = 0; } octave_idx_type niter = dvr.numel (start); // The index array. OCTAVE_LOCAL_BUFFER_INIT (octave_idx_type, idx, nd, 0); for (octave_idx_type iter = 0; iter < niter; iter++) { octave_quit (); // Compute indices. // FIXME: performance impact noticeable? octave_idx_type xidx = cdvx.cum_compute_index (idx); octave_idx_type ridx = dvr.compute_index (idx); // Apply the low-level loop. if (xsing) op_vs (ldr, rvec + ridx, xvec[xidx]); else op_vv (ldr, rvec + ridx, xvec + xidx); dvr.increment_index (idx + start, start); } } } #define BSXFUN_OP_DEF(OP, ARRAY) \ ARRAY bsxfun_ ## OP (const ARRAY& x, const ARRAY& y) #define BSXFUN_OP2_DEF(OP, ARRAY, ARRAY1, ARRAY2) \ ARRAY bsxfun_ ## OP (const ARRAY1& x, const ARRAY2& y) #define BSXFUN_REL_DEF(OP, ARRAY) \ boolNDArray bsxfun_ ## OP (const ARRAY& x, const ARRAY& y) #define BSXFUN_OP_DEF_MXLOOP(OP, ARRAY, LOOP) \ BSXFUN_OP_DEF(OP, ARRAY) \ { return do_bsxfun_op<ARRAY::element_type, ARRAY::element_type, ARRAY::element_type> \ (x, y, LOOP, LOOP, LOOP); } #define BSXFUN_OP2_DEF_MXLOOP(OP, ARRAY, ARRAY1, ARRAY2, LOOP) \ BSXFUN_OP2_DEF(OP, ARRAY, ARRAY1, ARRAY2) \ { return do_bsxfun_op<ARRAY::element_type, ARRAY1::element_type, ARRAY2::element_type> \ (x, y, LOOP, LOOP, LOOP); } #define BSXFUN_REL_DEF_MXLOOP(OP, ARRAY, LOOP) \ BSXFUN_REL_DEF(OP, ARRAY) \ { return do_bsxfun_op<bool, ARRAY::element_type, ARRAY::element_type> \ (x, y, LOOP, LOOP, LOOP); } #define BSXFUN_STDOP_DEFS_MXLOOP(ARRAY) \ BSXFUN_OP_DEF_MXLOOP (add, ARRAY, mx_inline_add) \ BSXFUN_OP_DEF_MXLOOP (sub, ARRAY, mx_inline_sub) \ BSXFUN_OP_DEF_MXLOOP (mul, ARRAY, mx_inline_mul) \ BSXFUN_OP_DEF_MXLOOP (div, ARRAY, mx_inline_div) \ BSXFUN_OP_DEF_MXLOOP (min, ARRAY, mx_inline_xmin) \ BSXFUN_OP_DEF_MXLOOP (max, ARRAY, mx_inline_xmax) #define BSXFUN_STDREL_DEFS_MXLOOP(ARRAY) \ BSXFUN_REL_DEF_MXLOOP (eq, ARRAY, mx_inline_eq) \ BSXFUN_REL_DEF_MXLOOP (ne, ARRAY, mx_inline_ne) \ BSXFUN_REL_DEF_MXLOOP (lt, ARRAY, mx_inline_lt) \ BSXFUN_REL_DEF_MXLOOP (le, ARRAY, mx_inline_le) \ BSXFUN_REL_DEF_MXLOOP (gt, ARRAY, mx_inline_gt) \ BSXFUN_REL_DEF_MXLOOP (ge, ARRAY, mx_inline_ge) //For bsxfun power with mixed integer/float types #define BSXFUN_POW_MIXED_MXLOOP(INT_TYPE) \ BSXFUN_OP2_DEF_MXLOOP (pow, INT_TYPE, INT_TYPE, NDArray, mx_inline_pow) \ BSXFUN_OP2_DEF_MXLOOP (pow, INT_TYPE, INT_TYPE, FloatNDArray, mx_inline_pow) \ BSXFUN_OP2_DEF_MXLOOP (pow, INT_TYPE, NDArray, INT_TYPE, mx_inline_pow) \ BSXFUN_OP2_DEF_MXLOOP (pow, INT_TYPE, FloatNDArray, INT_TYPE, mx_inline_pow) #endif