diff options
| author | Richard Biener <rguenther@suse.de> | 2017-09-21 12:02:58 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2017-09-21 12:02:58 +0000 |
| commit | 73d1c65029e56f95bfb3d83e2bb9a403f3f69de4 (patch) | |
| tree | 950b14ee9c3396c1eee5799efd04a0c6584059fb /gcc/graphite-isl-ast-to-gimple.c | |
| parent | a708f4b67038ff12800a3874722374a66624e2a0 (diff) | |
| download | gcc-73d1c65029e56f95bfb3d83e2bb9a403f3f69de4.zip gcc-73d1c65029e56f95bfb3d83e2bb9a403f3f69de4.tar.gz gcc-73d1c65029e56f95bfb3d83e2bb9a403f3f69de4.tar.bz2 | |
graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl): Restore valid IL after code generation errors.
2017-09-21 Richard Biener <rguenther@suse.de>
* graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
Restore valid IL after code generation errors.
* graphite.c (graphite_transform_loops): Diagnose code
generation issues as MSG_MISSED_OPTIMIZATION and continue
with processing SCOPs.
From-SVN: r253060
Diffstat (limited to 'gcc/graphite-isl-ast-to-gimple.c')
| -rw-r--r-- | gcc/graphite-isl-ast-to-gimple.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gcc/graphite-isl-ast-to-gimple.c b/gcc/graphite-isl-ast-to-gimple.c index ccf0c21..87a1b06 100644 --- a/gcc/graphite-isl-ast-to-gimple.c +++ b/gcc/graphite-isl-ast-to-gimple.c @@ -2997,6 +2997,26 @@ graphite_regenerate_ast_isl (scop_p scop) } } + if (t.codegen_error_p ()) + { + /* We registered new names, scrap that. */ + if (need_ssa_update_p (cfun)) + delete_update_ssa (); + /* Remove the unreachable region. */ + remove_edge_and_dominated_blocks (if_region->true_region->region.entry); + basic_block ifb = if_region->false_region->region.entry->src; + gimple_stmt_iterator gsi = gsi_last_bb (ifb); + gsi_remove (&gsi, true); + if_region->false_region->region.entry->flags &= ~EDGE_FALSE_VALUE; + if_region->false_region->region.entry->flags |= EDGE_FALLTHRU; + /* remove_edge_and_dominated_blocks marks loops for removal but + doesn't actually remove them (fix that...). */ + loop_p loop; + FOR_EACH_LOOP (loop, LI_FROM_INNERMOST) + if (! loop->header) + delete_loop (loop); + } + free (if_region->true_region); free (if_region->region); free (if_region); |