contrib/gcc/tree-data-ref.c

56    - subscript: given two array accesses a subscript is the tuple
638 dump_subscript (FILE *outf, struct subscript *subscript)
640   tree chrec = SUB_CONFLICTS_IN_A (subscript);
642   fprintf (outf, "\n (subscript \n");
651       tree last_iteration = SUB_LAST_CONFLICT (subscript);
656   chrec = SUB_CONFLICTS_IN_B (subscript);
665       tree last_iteration = SUB_LAST_CONFLICT (subscript);
671   print_generic_stmt (outf, SUB_DISTANCE (subscript), 0);
2129 /* Determine for each subscript in the data dependence relation DDR
2142  	  struct subscript *subscript;
2144  	  subscript = DDR_SUBSCRIPT (ddr, i);
2145  	  conflicts_a = SUB_CONFLICTS_IN_A (subscript);
2146  	  conflicts_b = SUB_CONFLICTS_IN_B (subscript);
2152 		  SUB_DISTANCE (subscript) = chrec_dont_know;
2163 		  SUB_DISTANCE (subscript) = chrec_dont_know;
2178  	    SUB_DISTANCE (subscript) = difference;
2181  	    SUB_DISTANCE (subscript) = chrec_dont_know;
2247       struct subscript *subscript;
2249       subscript = XNEW (struct subscript);
2250       SUB_CONFLICTS_IN_A (subscript) = chrec_dont_know;
2251       SUB_CONFLICTS_IN_B (subscript) = chrec_dont_know;
2252       SUB_LAST_CONFLICT (subscript) = chrec_dont_know;
2253       SUB_DISTANCE (subscript) = chrec_dont_know;
2254       VEC_safe_push (subscript_p, heap, DDR_SUBSCRIPTS (res), subscript);
2260 /* Set DDR_ARE_DEPENDENT to CHREC and finalize the subscript overlap
2343 /* Analyze a ZIV (Zero Index Variable) subscript.  *OVERLAPS_A and
2422 /* Analyze a SIV (Single Index Variable) subscript where CHREC_A is a
3173 /* Analyze a SIV (Single Index Variable) subscript.  *OVERLAPS_A and
3291 /* Analyze a MIV (Multiple Index Variable) subscript.  *OVERLAPS_A and
3305   /* FIXME:  This is a MIV subscript, not yet handled.
3311      equation with 2*n variables (if the subscript uses n IVs).
3564       struct subscript *subscript = DDR_SUBSCRIPT (ddr, i);
3566       if (chrec_contains_undetermined (SUB_DISTANCE (subscript)))
3595 	  if (chrec_contains_undetermined (SUB_DISTANCE (subscript)))
3601 	  dist = int_cst_value (SUB_DISTANCE (subscript));
3603 	  /* This is the subscript coupling test.  If we have already
3605 	     another subscript), it should be the same.  For example,
3906   struct subscript *subscript;
3908   for (i = 0; VEC_iterate (subscript_p, DDR_SUBSCRIPTS (ddr), i, subscript);
3936  	  SUB_CONFLICTS_IN_A (subscript) = overlaps_a;
3937  	  SUB_CONFLICTS_IN_B (subscript) = overlaps_b;
3938 	  SUB_LAST_CONFLICT (subscript) = last_conflicts;
3990    subscript.  */
4047   struct subscript *subscript;
4049   for (i = 0; VEC_iterate (subscript_p, DDR_SUBSCRIPTS (ddr), i, subscript);
4053       SUB_CONFLICTS_IN_A (subscript) = integer_zero_node;
4054       SUB_CONFLICTS_IN_B (subscript) = integer_zero_node;
4055       SUB_LAST_CONFLICT (subscript) = chrec_dont_know;
4325       fprintf (dump_file, "Number of subscript tests: %d\n",
4327       fprintf (dump_file, "Number of undetermined subscript tests: %d\n",
4329       fprintf (dump_file, "Number of same subscript function: %d\n",