contrib/gcc/tree-vect-analyze.c

582 vect_analyze_data_ref_dependence (struct data_dependence_relation *ddr,
588   struct data_reference *dra = DDR_A (ddr);
589   struct data_reference *drb = DDR_B (ddr);
595   if (DDR_ARE_DEPENDENT (ddr) == chrec_known)
598   if (DDR_ARE_DEPENDENT (ddr) == chrec_dont_know)
611   if (DDR_NUM_DIST_VECTS (ddr) == 0)
623   loop_depth = index_in_loop_nest (loop->num, DDR_LOOP_NEST (ddr));
624   for (i = 0; VEC_iterate (lambda_vector, DDR_DIST_VECTS (ddr), i, dist_v); i++)
684   struct data_dependence_relation *ddr;
689   for (i = 0; VEC_iterate (ddr_p, ddrs, i, ddr); i++)
690     if (vect_analyze_data_ref_dependence (ddr, loop_vinfo))