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authorRichard Biener <rguenther@suse.de>2014-11-24 09:24:26 +0000
committerRichard Biener <rguenth@gcc.gnu.org>2014-11-24 09:24:26 +0000
commitf3dccf50915b31fcc3e03e82fd09ccef243b30e3 (patch)
tree0be6bb876980671d95c871e28f5d9cd9ae32a175 /gcc/tree-streamer-out.c
parent8f901c12f41dd917c47f10cf7ba85e5884b04882 (diff)
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re PR tree-optimization/55334 (mgrid regression (ipa-cp disables vectorization))
2014-11-24 Richard Biener <rguenther@suse.de> PR tree-optimization/55334 * function.h (struct function): Add last_clique member. * tree-inline.c (remap_dependence_clique): New function. (remap_gimple_op_r): Remap dependence cliques in MEM_REFs. (copy_tree_body_r): Likewise. (copy_cfg_body): Free dependence map. (copy_gimple_seq_and_replace_locals): Likewise. * tree-pretty-print.c (dump_generic_node): Dump dependence info. * tree-ssa-alias.c (refs_may_alias_p_1): Use dependence info to answer alias query. * tree-ssa-structalias.c: Include tree-phinodes.h, ssa-iterators.h, tree-pretty-print.h and gimple-walk.h. (struct variable_info): Add is_restrict_var flag and ruid member. (new_var_info): Initialize is_restrict_var. (make_constraint_from_restrict): Likewise. (create_variable_info_for): Exclude restricts from global vars from new handling. (intra_create_variable_infos): But not those from parameters. (visit_loadstore): New function. (maybe_set_dependence_info): Likewise. (compute_dependence_clique): Likewise. (compute_may_aliases): Call compute_dependence_clique. * tree-data-ref.c (dr_analyze_indices): Copy dependence info to fake MEM_REF. (dr_may_alias_p): Use recorded dependence info to answer alias query. * tree-core.h (struct tree_base): Add clique, base struct in union. * tree.h (MR_DEPENDENCE_CLIQUE): New macro. (MR_DEPENDENCE_BASE): Likewise. * tree-inline.h (dependence_hasher): New hash-map kind. (struct copy_body_data): Add dependence_map pointer. * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Avoid throwing away dependence info. * tree-streamer-in.c (unpack_value_fields): Stream dependence info. * tree-streamer-out.c (streamer_pack_tree_bitfields): Likewise. * gcc.dg/tree-ssa/restrict-5.c: New testcase. From-SVN: r218004
Diffstat (limited to 'gcc/tree-streamer-out.c')
-rw-r--r--gcc/tree-streamer-out.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/gcc/tree-streamer-out.c b/gcc/tree-streamer-out.c
index b959454..ad58b84 100644
--- a/gcc/tree-streamer-out.c
+++ b/gcc/tree-streamer-out.c
@@ -446,7 +446,16 @@ streamer_pack_tree_bitfields (struct output_block *ob,
pack_ts_type_common_value_fields (bp, expr);
if (CODE_CONTAINS_STRUCT (code, TS_EXP))
- stream_output_location (ob, bp, EXPR_LOCATION (expr));
+ {
+ stream_output_location (ob, bp, EXPR_LOCATION (expr));
+ if (code == MEM_REF
+ || code == TARGET_MEM_REF)
+ {
+ bp_pack_value (bp, MR_DEPENDENCE_CLIQUE (expr), sizeof (short) * 8);
+ if (MR_DEPENDENCE_CLIQUE (expr) != 0)
+ bp_pack_value (bp, MR_DEPENDENCE_BASE (expr), sizeof (short) * 8);
+ }
+ }
if (CODE_CONTAINS_STRUCT (code, TS_BLOCK))
pack_ts_block_value_fields (ob, bp, expr);