diff options
Diffstat (limited to 'gcc/tree-data-ref.c')
| -rw-r--r-- | gcc/tree-data-ref.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/gcc/tree-data-ref.c b/gcc/tree-data-ref.c index dc79e8a..2181f46 100644 --- a/gcc/tree-data-ref.c +++ b/gcc/tree-data-ref.c @@ -718,17 +718,26 @@ dr_analyze_innermost (struct data_reference *dr) base_iv.no_overflow = true; } - if (!poffset || !in_loop) + if (!poffset) { offset_iv.base = ssize_int (0); offset_iv.step = ssize_int (0); } - else if (!simple_iv (loop, loop_containing_stmt (stmt), - poffset, &offset_iv, false)) + else { - if (dump_file && (dump_flags & TDF_DETAILS)) - fprintf (dump_file, "failed: evolution of offset is not affine.\n"); - return false; + if (!in_loop) + { + offset_iv.base = poffset; + offset_iv.step = ssize_int (0); + } + else if (!simple_iv (loop, loop_containing_stmt (stmt), + poffset, &offset_iv, false)) + { + if (dump_file && (dump_flags & TDF_DETAILS)) + fprintf (dump_file, "failed: evolution of offset is not" + " affine.\n"); + return false; + } } init = ssize_int (pbitpos / BITS_PER_UNIT); |