+2023-12-31 Uros Bizjak <ubizjak@gmail.com>
+ Roger Sayle <roger@nextmovesoftware.com>
+
+ PR target/43644
+ * config/i386/i386.md (*add<dwi>3_doubleword_concat_zext): Tweak
+ order of instructions after split, to minimize number of moves.
+
2023-12-29 Jan Hubicka <jh@suse.cz>
* config/i386/x86-tune.def (X86_TUNE_AVOID_128FMA_CHAINS,
+2023-12-31 Uros Bizjak <ubizjak@gmail.com>
+ Roger Sayle <roger@nextmovesoftware.com>
+
+ PR target/43644
+ * gcc.target/i386/pr43644-2.c: Expect 2 movq instructions.
+
2023-12-30 Martin Uecker <uecker@tugraz.at>
* gcc.dg/c23-tag-9.c: New test.
+2023-12-31 Hans-Peter Nilsson <hp@axis.com>
+
+ * testsuite/20_util/hash/quality.cc: Increase timeout by a factor 3.
+
+2023-12-31 François Dumont <fdumont@gcc.gnu.org>
+
+ * include/bits/hashtable.h: Move comment about all equivalent values
+ being next to each other in the class documentation header.
+ (_M_reinsert_node, _M_merge_unique): Implement small size optimization.
+ (_M_find_tr, _M_count_tr, _M_equal_range_tr): Likewise.
+
+2023-12-31 François Dumont <fdumont@gcc.gnu.org>
+
+ * testsuite/performance/23_containers/insert/54075.cc: Add lookup on unknown entries
+ w/o copy to see potential impact of memory fragmentation enhancements.
+ * testsuite/performance/23_containers/insert/unordered_multiset_hint.cc: Enhance hash
+ functor to make it perfect, exactly 1 entry per bucket. Also use hash functor tagged as
+ slow or not to bench w/o hash code cache.
+ * testsuite/performance/23_containers/insert/unordered_set_hint.cc: New test case. Like
+ previous one but using std::unordered_set.
+ * testsuite/performance/23_containers/insert/unordered_set_range_insert.cc: New test case.
+ Check performance of range-insertion compared to individual insertions.
+ * testsuite/performance/23_containers/insert_erase/unordered_small_size.cc: Add same bench
+ but after a copy to demonstrate impact of enhancements regarding memory fragmentation.
+
2023-12-22 Christophe Lyon <christophe.lyon@linaro.org>
* Makefile.am: Allow overriding EXEPCT.