contrib/gcc/tree-vect-analyze.c

96 vect_determine_vectorization_factor (loop_vec_info loop_vinfo)
98   struct loop *loop = LOOP_VINFO_LOOP (loop_vinfo);
99   basic_block *bbs = LOOP_VINFO_BBS (loop_vinfo);
218   LOOP_VINFO_VECT_FACTOR (loop_vinfo) = vectorization_factor;
229 vect_analyze_operations (loop_vec_info loop_vinfo)
231   struct loop *loop = LOOP_VINFO_LOOP (loop_vinfo);
232   basic_block *bbs = LOOP_VINFO_BBS (loop_vinfo);
245   gcc_assert (LOOP_VINFO_VECT_FACTOR (loop_vinfo));
246   vectorization_factor = LOOP_VINFO_VECT_FACTOR (loop_vinfo);
374   if (LOOP_VINFO_NITERS_KNOWN_P (loop_vinfo)
378         vectorization_factor, LOOP_VINFO_INT_NITERS (loop_vinfo));
380   if (LOOP_VINFO_NITERS_KNOWN_P (loop_vinfo)
381       && LOOP_VINFO_INT_NITERS (loop_vinfo) < vectorization_factor)
388   if (!LOOP_VINFO_NITERS_KNOWN_P (loop_vinfo)
389       || LOOP_VINFO_INT_NITERS (loop_vinfo) % vectorization_factor != 0
390       || LOOP_PEELING_FOR_ALIGNMENT (loop_vinfo))
394       if (!vect_can_advance_ivs_p (loop_vinfo))
499 vect_analyze_scalar_cycles (loop_vec_info loop_vinfo)
502   struct loop *loop = LOOP_VINFO_LOOP (loop_vinfo);
583                                   loop_vec_info loop_vinfo)
586   struct loop *loop = LOOP_VINFO_LOOP (loop_vinfo);
587   int vectorization_factor = LOOP_VINFO_VECT_FACTOR (loop_vinfo);
680 vect_analyze_data_ref_dependences (loop_vec_info loop_vinfo)
683   VEC (ddr_p, heap) *ddrs = LOOP_VINFO_DDRS (loop_vinfo);
690     if (vect_analyze_data_ref_dependence (ddr, loop_vinfo))
814 vect_compute_data_refs_alignment (loop_vec_info loop_vinfo)
816   VEC (data_reference_p, heap) *datarefs = LOOP_VINFO_DATAREFS (loop_vinfo);
884 vect_verify_datarefs_alignment (loop_vec_info loop_vinfo)
886   VEC (data_reference_p, heap) *datarefs = LOOP_VINFO_DATAREFS (loop_vinfo);
1058 vect_enhance_data_refs_alignment (loop_vec_info loop_vinfo)
1060   VEC (data_reference_p, heap) *datarefs = LOOP_VINFO_DATAREFS (loop_vinfo);
1121   if (!vect_can_advance_ivs_p (loop_vinfo))
1137           npeel = LOOP_VINFO_VECT_FACTOR (loop_vinfo) - mis;
1173           LOOP_VINFO_UNALIGNED_DR (loop_vinfo) = dr0;
1174           LOOP_PEELING_FOR_ALIGNMENT (loop_vinfo) = DR_MISALIGNMENT (dr0);
1182 	  stat = vect_verify_datarefs_alignment (loop_vinfo);
1218                                  LOOP_VINFO_MAY_MISALIGN_STMTS (loop_vinfo))
1240               gcc_assert (!LOOP_VINFO_PTR_MASK (loop_vinfo)
1241                           || LOOP_VINFO_PTR_MASK (loop_vinfo) == mask);
1242               LOOP_VINFO_PTR_MASK (loop_vinfo) = mask;
1244                              LOOP_VINFO_MAY_MISALIGN_STMTS (loop_vinfo),
1250       if (VEC_length (tree, LOOP_VINFO_MAY_MISALIGN_STMTS (loop_vinfo)) == 0)
1253         VEC_truncate (tree, LOOP_VINFO_MAY_MISALIGN_STMTS (loop_vinfo), 0);
1259         = LOOP_VINFO_MAY_MISALIGN_STMTS (loop_vinfo);
1280       stat = vect_verify_datarefs_alignment (loop_vinfo);
1288   stat = vect_verify_datarefs_alignment (loop_vinfo);
1299 vect_analyze_data_refs_alignment (loop_vec_info loop_vinfo)
1304   if (!vect_compute_data_refs_alignment (loop_vinfo))
1347 vect_analyze_data_ref_accesses (loop_vec_info loop_vinfo)
1350   VEC (data_reference_p, heap) *datarefs = LOOP_VINFO_DATAREFS (loop_vinfo);
1383 vect_analyze_data_refs (loop_vec_info loop_vinfo)
1385   struct loop *loop = LOOP_VINFO_LOOP (loop_vinfo);
1395                                      &LOOP_VINFO_DATAREFS (loop_vinfo),
1396                                      &LOOP_VINFO_DDRS (loop_vinfo));
1400   datarefs = LOOP_VINFO_DATAREFS (loop_vinfo);
1541 vect_stmt_relevant_p (tree stmt, loop_vec_info loop_vinfo,
1544   struct loop *loop = LOOP_VINFO_LOOP (loop_vinfo);
1554   if (is_ctrl_stmt (stmt) && (stmt != LOOP_VINFO_EXIT_COND (loop_vinfo)))
1608 vect_mark_stmts_to_be_vectorized (loop_vec_info loop_vinfo)
1611   struct loop *loop = LOOP_VINFO_LOOP (loop_vinfo);
1612   basic_block *bbs = LOOP_VINFO_BBS (loop_vinfo);
1642       if (vect_stmt_relevant_p (phi, loop_vinfo, &relevant_p, &live_p))
1659 	  if (vect_stmt_relevant_p (stmt, loop_vinfo, &relevant_p, &live_p))
1741 	  if (!vect_is_simple_use (use, loop_vinfo, &def_stmt, &def, &dt))
1787 vect_can_advance_ivs_p (loop_vec_info loop_vinfo)
1789   struct loop *loop = LOOP_VINFO_LOOP (loop_vinfo);
1912   loop_vec_info loop_vinfo;
2003   loop_vinfo = new_loop_vec_info (loop);
2004   LOOP_VINFO_NITERS (loop_vinfo) = number_of_iterations;
2006   if (!LOOP_VINFO_NITERS_KNOWN_P (loop_vinfo))
2015   if (LOOP_VINFO_INT_NITERS (loop_vinfo) == 0)
2022   LOOP_VINFO_EXIT_COND (loop_vinfo) = loop_cond;
2024   return loop_vinfo;
2037   loop_vec_info loop_vinfo;
2044   loop_vinfo = vect_analyze_loop_form (loop);
2045   if (!loop_vinfo)
2058   ok = vect_analyze_data_refs (loop_vinfo);
2063       destroy_loop_vec_info (loop_vinfo);
2070   vect_analyze_scalar_cycles (loop_vinfo);
2072   vect_pattern_recog (loop_vinfo);
2076   ok = vect_mark_stmts_to_be_vectorized (loop_vinfo);
2081       destroy_loop_vec_info (loop_vinfo);
2088   ok = vect_analyze_data_refs_alignment (loop_vinfo);
2093       destroy_loop_vec_info (loop_vinfo);
2097   ok = vect_determine_vectorization_factor (loop_vinfo);
2102       destroy_loop_vec_info (loop_vinfo);
2109   ok = vect_analyze_data_ref_dependences (loop_vinfo);
2114       destroy_loop_vec_info (loop_vinfo);
2121   ok = vect_analyze_data_ref_accesses (loop_vinfo);
2126       destroy_loop_vec_info (loop_vinfo);
2133   ok = vect_enhance_data_refs_alignment (loop_vinfo);
2138       destroy_loop_vec_info (loop_vinfo);
2145   ok = vect_analyze_operations (loop_vinfo);
2150       destroy_loop_vec_info (loop_vinfo);
2154   LOOP_VINFO_VECTORIZABLE_P (loop_vinfo) = 1;
2156   return loop_vinfo;