mirror of
https://github.com/tildearrow/furnace.git
synced 2024-11-18 18:45:10 +00:00
61 lines
1.8 KiB
C
61 lines
1.8 KiB
C
/*
|
|
* Copyright (c) 2003, 2007-14 Matteo Frigo
|
|
* Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
|
|
*
|
|
* This program 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 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program 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 this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
*/
|
|
|
|
#include "api/api.h"
|
|
|
|
tensor *X(mktensor_rowmajor)(int rnk, const int *n,
|
|
const int *niphys, const int *nophys,
|
|
int is, int os)
|
|
{
|
|
tensor *x = X(mktensor)(rnk);
|
|
|
|
if (FINITE_RNK(rnk) && rnk > 0) {
|
|
int i;
|
|
|
|
A(n && niphys && nophys);
|
|
x->dims[rnk - 1].is = is;
|
|
x->dims[rnk - 1].os = os;
|
|
x->dims[rnk - 1].n = n[rnk - 1];
|
|
for (i = rnk - 1; i > 0; --i) {
|
|
x->dims[i - 1].is = x->dims[i].is * niphys[i];
|
|
x->dims[i - 1].os = x->dims[i].os * nophys[i];
|
|
x->dims[i - 1].n = n[i - 1];
|
|
}
|
|
}
|
|
return x;
|
|
}
|
|
|
|
static int rowmajor_kosherp(int rnk, const int *n)
|
|
{
|
|
int i;
|
|
|
|
if (!FINITE_RNK(rnk)) return 0;
|
|
if (rnk < 0) return 0;
|
|
|
|
for (i = 0; i < rnk; ++i)
|
|
if (n[i] <= 0) return 0;
|
|
|
|
return 1;
|
|
}
|
|
|
|
int X(many_kosherp)(int rnk, const int *n, int howmany)
|
|
{
|
|
return (howmany >= 0) && rowmajor_kosherp(rnk, n);
|
|
}
|