diff options
Diffstat (limited to 'gcc/tree-vectorizer.c')
| -rw-r--r-- | gcc/tree-vectorizer.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/gcc/tree-vectorizer.c b/gcc/tree-vectorizer.c index 62767ed..b890801 100644 --- a/gcc/tree-vectorizer.c +++ b/gcc/tree-vectorizer.c @@ -4415,7 +4415,11 @@ vect_enhance_data_refs_alignment (loop_vec_info loop_vinfo) { struct data_reference *dr = VARRAY_GENERIC_PTR (loop_write_datarefs, i); if (dr == LOOP_VINFO_UNALIGNED_DR (loop_vinfo)) - DR_MISALIGNMENT (dr) = 0; + { + DR_MISALIGNMENT (dr) = 0; + if (vect_debug_details (loop) || vect_debug_stats (loop)) + fprintf (dump_file, "Alignment of access forced using peeling."); + } else DR_MISALIGNMENT (dr) = -1; } @@ -4423,7 +4427,11 @@ vect_enhance_data_refs_alignment (loop_vec_info loop_vinfo) { struct data_reference *dr = VARRAY_GENERIC_PTR (loop_read_datarefs, i); if (dr == LOOP_VINFO_UNALIGNED_DR (loop_vinfo)) - DR_MISALIGNMENT (dr) = 0; + { + DR_MISALIGNMENT (dr) = 0; + if (vect_debug_details (loop) || vect_debug_stats (loop)) + fprintf (dump_file, "Alignment of access forced using peeling."); + } else DR_MISALIGNMENT (dr) = -1; } @@ -4481,6 +4489,9 @@ vect_analyze_data_refs_alignment (loop_vec_info loop_vinfo) fprintf (dump_file, "not vectorized: unsupported unaligned load."); return false; } + if (supportable_dr_alignment != dr_aligned + && (vect_debug_details (loop) || vect_debug_stats (loop))) + fprintf (dump_file, "Vectorizing an unaligned access."); } for (i = 0; i < VARRAY_ACTIVE_SIZE (loop_write_datarefs); i++) { @@ -4492,6 +4503,9 @@ vect_analyze_data_refs_alignment (loop_vec_info loop_vinfo) fprintf (dump_file, "not vectorized: unsupported unaligned store."); return false; } + if (supportable_dr_alignment != dr_aligned + && (vect_debug_details (loop) || vect_debug_stats (loop))) + fprintf (dump_file, "Vectorizing an unaligned access."); } return true; |