63 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			63 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2003, 2007-14 Matteo Frigo
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|  * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
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|  *
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|  * This program is free software; you can redistribute it and/or modify
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|  * it under the terms of the GNU General Public License as published by
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|  * the Free Software Foundation; either version 2 of the License, or
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|  * (at your option) any later version.
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|  *
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|  * This program is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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|  * GNU General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU General Public License
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|  * along with this program; if not, write to the Free Software
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|  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
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|  *
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|  */
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| 
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| #include "api/api.h"
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| 
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| tensor *MKTENSOR_IODIMS(int rank, const IODIM *dims, int is, int os)
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| {
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|      int i;
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|      tensor *x = X(mktensor)(rank);
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| 
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|      if (FINITE_RNK(rank)) {
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|           for (i = 0; i < rank; ++i) {
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|                x->dims[i].n = dims[i].n;
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|                x->dims[i].is = dims[i].is * is;
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|                x->dims[i].os = dims[i].os * os;
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|           }
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|      }
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|      return x;
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| }
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| 
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| static int iodims_kosherp(int rank, const IODIM *dims, int allow_minfty)
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| {
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|      int i;
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| 
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|      if (rank < 0) return 0;
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| 
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|      if (allow_minfty) {
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| 	  if (!FINITE_RNK(rank)) return 1;
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| 	  for (i = 0; i < rank; ++i)
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| 	       if (dims[i].n < 0) return 0;
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|      } else {
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| 	  if (!FINITE_RNK(rank)) return 0;
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| 	  for (i = 0; i < rank; ++i)
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| 	       if (dims[i].n <= 0) return 0;
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|      }
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| 
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|      return 1;
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| }
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| 
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| int GURU_KOSHERP(int rank, const IODIM *dims,
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| 		 int howmany_rank, const IODIM *howmany_dims)
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| {
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|      return (iodims_kosherp(rank, dims, 0) &&
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| 	     iodims_kosherp(howmany_rank, howmany_dims, 1));
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| }
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