+2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
+
+ PR tree-optimization/95401
+ * config/aarch64/aarch64-sve-builtins.cc
+ (gimple_folder::load_store_cookie): Use bits rather than bytes
+ for the alignment argument to IFN_MASK_LOAD and IFN_MASK_STORE.
+ * gimple-fold.c (gimple_fold_mask_load_store_mem_ref): Likewise.
+ * tree-vect-stmts.c (vectorizable_store): Likewise.
+ (vectorizable_load): Likewise.
+
+2021-01-04 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/98308
+ * tree-vect-stmts.c (vectorizable_load): Set invariant mask
+ SLP vectype.
+
+2021-01-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/95771
+ * tree-ssa-loop-niter.c (number_of_iterations_popcount): Handle types
+ with precision smaller than int's precision and types with precision
+ twice as large as long long. Formatting fixes.
+
+2021-01-04 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/98464
+ * tree-ssa-sccvn.c (vn_valueize_for_srt): Rename from ...
+ (vn_valueize_wrapper): ... this. Temporarily adjust vn_context_bb.
+ (process_bb): Adjust.
+
+2021-01-04 Matthew Malcomson <matthew.malcomson@arm.com>
+
+ PR other/98437
+ * doc/invoke.texi (-fsanitize=address): Fix wording describing
+ clash with -fsanitize=hwaddress.
+
+2021-01-04 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/98282
+ * tree-ssa-sccvn.c (vn_get_stmt_kind): Classify tcc_reference on
+ invariants as VN_NARY.
+
+2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
+
+ PR target/89057
+ * config/aarch64/aarch64-simd.md (aarch64_combine<mode>): Accept
+ aarch64_simd_reg_or_zero for operand 2. Use the combinez patterns
+ to handle zero operands.
+
+2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
+
+ * config/aarch64/aarch64.c (offset_6bit_signed_scaled_p): New function.
+ (offset_6bit_unsigned_scaled_p): Fix typo in comment.
+ (aarch64_sve_prefetch_operand_p): Accept MUL VLs in the range
+ [-32, 31].
+
+2021-01-04 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/98393
+ * tree-vect-slp.c (vect_build_slp_tree): Properly zero matches
+ when hitting the limit.
+
+2021-01-04 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/98291
+ * tree-vect-loop.c (vectorizable_reduction): Bypass
+ associativity check for SLP reductions with VF 1.
+
+2021-01-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/96782
+ * match.pd (x == ~x -> false, x != ~x -> true): New simplifications.
+
+2021-01-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
+
+ * collect-utils.c (collect_execute): Check dumppfx.
+ * collect2.c (maybe_run_lto_and_relink, do_link): Pass atsuffix
+ to collect_execute.
+ (do_link): Add new parameter atsuffix.
+ (main): Handle -dumpdir option. Skip one argument for
+ -o, -isystem and -B options.
+ * gcc.c (make_at_file): New helper function.
+ (close_at_file): Use it.
+
2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.h (MIN_LD64_NO_COAL_SECTS): Adjust.
+2021-01-04 Martin Uecker <muecker@gwdg.de>
+
+ PR c/98029
+ * gcc.dg/pr98029.c: New test.
+
+2021-01-04 Nathan Sidwell <nathan@acm.org>
+
+ * g++.dg/modules/binding-1_a.H: New.
+ * g++.dg/modules/binding-1_b.H: New.
+ * g++.dg/modules/binding-1_c.C: New.
+ * g++.dg/modules/binding-2.H: New.
+ * g++.dg/modules/builtin-3_a.C: New.
+ * g++.dg/modules/global-2_a.C: New.
+ * g++.dg/modules/global-2_b.C: New.
+ * g++.dg/modules/global-3_a.C: New.
+ * g++.dg/modules/global-3_b.C: New.
+ * g++.dg/modules/hello-1_a.C: New.
+ * g++.dg/modules/hello-1_b.C: New.
+ * g++.dg/modules/iostream-1_a.H: New.
+ * g++.dg/modules/iostream-1_b.C: New.
+ * g++.dg/modules/part-5_a.C: New.
+ * g++.dg/modules/part-5_b.C: New.
+ * g++.dg/modules/part-5_c.C: New.
+ * g++.dg/modules/stdio-1_a.H: New.
+ * g++.dg/modules/stdio-1_b.C: New.
+ * g++.dg/modules/string-1_a.H: New.
+ * g++.dg/modules/string-1_b.C: New.
+ * g++.dg/modules/string-view1.C: New.
+ * g++.dg/modules/string-view2.C: New.
+ * g++.dg/modules/tinfo-1.C: New.
+ * g++.dg/modules/tinfo-2_a.H: New.
+ * g++.dg/modules/tinfo-2_b.C: New.
+ * g++.dg/modules/tname-spec-1_a.H: New.
+ * g++.dg/modules/tname-spec-1_b.C: New.
+ * g++.dg/modules/xtreme-header-1.h: New.
+ * g++.dg/modules/xtreme-header-1_a.H: New.
+ * g++.dg/modules/xtreme-header-1_b.C: New.
+ * g++.dg/modules/xtreme-header-1_c.C: New.
+ * g++.dg/modules/xtreme-header-2.h: New.
+ * g++.dg/modules/xtreme-header-2_a.H: New.
+ * g++.dg/modules/xtreme-header-2_b.C: New.
+ * g++.dg/modules/xtreme-header-2_c.C: New.
+ * g++.dg/modules/xtreme-header-3.h: New.
+ * g++.dg/modules/xtreme-header-3_a.H: New.
+ * g++.dg/modules/xtreme-header-3_b.C: New.
+ * g++.dg/modules/xtreme-header-3_c.C: New.
+ * g++.dg/modules/xtreme-header-4.h: New.
+ * g++.dg/modules/xtreme-header-4_a.H: New.
+ * g++.dg/modules/xtreme-header-4_b.C: New.
+ * g++.dg/modules/xtreme-header-4_c.C: New.
+ * g++.dg/modules/xtreme-header-5.h: New.
+ * g++.dg/modules/xtreme-header-5_a.H: New.
+ * g++.dg/modules/xtreme-header-5_b.C: New.
+ * g++.dg/modules/xtreme-header-5_c.C: New.
+ * g++.dg/modules/xtreme-header-6.h: New.
+ * g++.dg/modules/xtreme-header-6_a.H: New.
+ * g++.dg/modules/xtreme-header-6_b.C: New.
+ * g++.dg/modules/xtreme-header-6_c.C: New.
+ * g++.dg/modules/xtreme-header.h: New.
+ * g++.dg/modules/xtreme-header_a.H: New.
+ * g++.dg/modules/xtreme-header_b.C: New.
+ * g++.dg/modules/xtreme-tr1.h: New.
+ * g++.dg/modules/xtreme-tr1_a.H: New.
+ * g++.dg/modules/xtreme-tr1_b.C: New.
+
+2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
+
+ PR tree-optimization/95401
+ * g++.dg/vect/pr95401.cc: New test.
+ * g++.dg/vect/pr95401a.cc: Likewise.
+
+2021-01-04 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/98308
+ * gcc.dg/vect/pr98308.c: New testcase.
+
+2021-01-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/95771
+ * gcc.target/i386/pr95771.c: New test.
+
+2021-01-04 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/98464
+ * g++.dg/opt/pr98464.C: New testcase.
+
+2021-01-04 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/98282
+ * g++.dg/opt/pr98282.C: New testcase.
+
+2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
+
+ PR target/89057
+ * gcc.target/aarch64/pr89057.c: New test.
+
+2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
+
+ * gcc.target/aarch64/sve/acle/asm/prfb.c: Test for a MUL VL range of
+ [-32, 31].
+ * gcc.target/aarch64/sve/acle/asm/prfh.c: Likewise.
+ * gcc.target/aarch64/sve/acle/asm/prfw.c: Likewise.
+ * gcc.target/aarch64/sve/acle/asm/prfd.c: Likewise.
+
+2021-01-04 Martin Liska <mliska@suse.cz>
+
+ * README: Convert to utf8 from iso8859.
+
+2021-01-04 Martin Liska <mliska@suse.cz>
+
+ * gcc.target/avr/avr.exp: Run dos2unix on the file.
+
+2021-01-04 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/98291
+ * gcc.dg/vect/slp-reduc-11.c: New testcase.
+ * gcc.dg/vect/vect-reduc-in-order-4.c: Adjust.
+
+2021-01-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/96782
+ * gcc.dg/tree-ssa/pr96782.c: New test.
+
+2021-01-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
+
+ * gcc.misc-tests/outputs.exp: Adjust testcase.
+
2021-01-01 Jakub Jelinek <jakub@redhat.com>
* ChangeLog-2020: Rotate ChangeLog. New file.