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r271995 - in /branches/gcc-9-branch/gcc: Change...
- From: rguenth at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Thu, 06 Jun 2019 11:06:46 -0000
- Subject: r271995 - in /branches/gcc-9-branch/gcc: Change...
Author: rguenth
Date: Thu Jun 6 11:06:45 2019
New Revision: 271995
URL: https://gcc.gnu.org/viewcvs?rev=271995&root=gcc&view=rev
Log:
2019-06-06 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-05-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/90450
* tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
(mem_ref_hasher::equal): Check it.
(mem_ref_alloc): Initialize it.
(gather_mem_refs_stmt): Set it.
2019-05-15 Richard Biener <rguenther@suse.de>
PR c/90474
* c-common.c (c_common_mark_addressable_vec): Also mark
a COMPOUND_LITERAL_EXPR_DECL addressable similar to
c_mark_addressable.
2019-05-13 Richard Biener <rguenther@suse.de>
PR tree-optimization/90402
* tree-if-conv.c (tree_if_conversion): Value number only
the loop body by making the latch an exit of the region
as well.
* tree-ssa-sccvn.c (process_bb): Add flag whether to skip
processing PHIs.
(do_rpo_vn): Deal with multiple edges into the entry block
that are not backedges inside the region by skipping PHIs
of the entry block.
* gcc.dg/torture/pr90402-1.c: New testcase.
2019-05-06 Richard Biener <rguenther@suse.de>
PR tree-optimization/90328
* tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
* tree-data-ref.c (dr_may_alias_p): Check whether the clique
is valid in the loop nest before using it.
(initialize_data_dependence_relation): Adjust.
* graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
loop as loop-nest to dr_may_alias_p.
* gcc.dg/torture/pr90328.c: New testcase.
Added:
branches/gcc-9-branch/gcc/testsuite/gcc.dg/torture/pr90328.c
branches/gcc-9-branch/gcc/testsuite/gcc.dg/torture/pr90402-1.c
Modified:
branches/gcc-9-branch/gcc/ChangeLog
branches/gcc-9-branch/gcc/c-family/ChangeLog
branches/gcc-9-branch/gcc/c-family/c-common.c
branches/gcc-9-branch/gcc/graphite-scop-detection.c
branches/gcc-9-branch/gcc/testsuite/ChangeLog
branches/gcc-9-branch/gcc/tree-data-ref.c
branches/gcc-9-branch/gcc/tree-data-ref.h
branches/gcc-9-branch/gcc/tree-if-conv.c
branches/gcc-9-branch/gcc/tree-ssa-loop-im.c
branches/gcc-9-branch/gcc/tree-ssa-sccvn.c