Daily bump.

7 files changed, 341 insertions, 1 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index c8ceb4b..9ed3785 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,186 @@
+2020-09-24  Paul A. Clarke  <pc@us.ibm.com>
+
+	* doc/extend.texi: Add 'd' for doubleword variant of
+	vector insert instruction.
+
+2020-09-23  Martin Sebor  <msebor@redhat.com>
+
+	* gimple-array-bounds.cc (build_zero_elt_array_type): New function.
+	(array_bounds_checker::check_mem_ref): Call it.
+
+2020-09-23  Martin Sebor  <msebor@redhat.com>
+
+	PR middle-end/97175
+	* builtins.c (maybe_warn_for_bound): Handle both DECLs and EXPRESSIONs
+	in pad->dst.ref, same is pad->src.ref.
+
+2020-09-23  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-fnsummary.c (refs_local_or_readonly_memory_p): New function.
+	(points_to_local_or_readonly_memory_p): New function.
+	* ipa-fnsummary.h (refs_local_or_readonly_memory_p): Declare.
+	(points_to_local_or_readonly_memory_p): Declare.
+	* ipa-modref.c (record_access_p): Use refs_local_or_readonly_memory_p.
+	* ipa-pure-const.c (check_op): Likewise.
+
+2020-09-23  Tom de Vries  <tdevries@suse.de>
+
+	* config/nvptx/nvptx.md: Don't allow operand containing sum of
+	function ref and const.
+
+2020-09-23  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* config/aarch64/aarch64-protos.h (aarch64_salt_type): New enum.
+	(aarch64_stack_protect_canary_mem): Declare.
+	* config/aarch64/aarch64.md (UNSPEC_SALT_ADDR): New unspec.
+	(stack_protect_set): Forward to stack_protect_combined_set.
+	(stack_protect_combined_set): New pattern.  Use
+	aarch64_stack_protect_canary_mem.
+	(reg_stack_protect_address_<mode>): Add a salt operand.
+	(stack_protect_test): Forward to stack_protect_combined_test.
+	(stack_protect_combined_test): New pattern.  Use
+	aarch64_stack_protect_canary_mem.
+	* config/aarch64/aarch64.c (strip_salt): New function.
+	(strip_offset_and_salt): Likewise.
+	(tls_symbolic_operand_type): Use strip_offset_and_salt.
+	(aarch64_stack_protect_canary_mem): New function.
+	(aarch64_cannot_force_const_mem): Use strip_offset_and_salt.
+	(aarch64_classify_address): Likewise.
+	(aarch64_symbolic_address_p): Likewise.
+	(aarch64_print_operand): Likewise.
+	(aarch64_output_addr_const_extra): New function.
+	(aarch64_tls_symbol_p): Use strip_salt.
+	(aarch64_classify_symbol): Likewise.
+	(aarch64_legitimate_pic_operand_p): Use strip_offset_and_salt.
+	(aarch64_legitimate_constant_p): Likewise.
+	(aarch64_mov_operand_p): Use strip_salt.
+	(TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Override.
+
+2020-09-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	PR target/71233
+	* config/aarch64/arm_neon.h (vreinterpretq_f64_p128,
+	vreinterpretq_p128_f64): Define.
+
+2020-09-23  Alex Coplan  <alex.coplan@arm.com>
+
+	* config/arm/arm-cpus.in (neoverse-v1): New.
+	* config/arm/arm-tables.opt: Regenerate.
+	* config/arm/arm-tune.md: Regenerate.
+	* doc/invoke.texi: Document support for Neoverse V1.
+
+2020-09-23  Alex Coplan  <alex.coplan@arm.com>
+
+	* config/aarch64/aarch64-cores.def: Add Neoverse V1.
+	* config/aarch64/aarch64-tune.md: Regenerate.
+	* doc/invoke.texi: Document support for Neoverse V1.
+
+2020-09-23  Richard Biener  <rguenther@suse.de>
+
+	PR middle-end/96453
+	* gimple-isel.cc (gimple_expand_vec_cond_expr): Remove
+	LT_EXPR -> NE_EXPR verification and also apply it for
+	non-constant masks.
+
+2020-09-23  Jan Hubicka  <hubicka@ucw.cz>
+
+	* ipa-modref.c (modref_summary::lto_useful_p): New member function.
+	(modref_summary::useful_p): New member function.
+	(analyze_function): Drop useless summaries.
+	(modref_write): Skip useless summaries.
+	(pass_ipa_modref::execute): Drop useless summaries.
+	* ipa-modref.h (struct GTY): Declare useful_p and lto_useful_p.
+	* tree-ssa-alias.c (dump_alias_stats): Fix.
+	(modref_may_conflict): Fix stats.
+
+2020-09-23  Richard Biener  <rguenther@suse.de>
+
+	PR middle-end/96466
+	* internal-fn.c (expand_vect_cond_mask_optab_fn): Use
+	appropriate mode for force_reg.
+	* tree.c (build_truth_vector_type_for): Pass VOIDmode to
+	make_vector_type.
+
+2020-09-23  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* tree-vectorizer.h (determine_peel_for_niter): Delete in favor of...
+	(vect_determine_partial_vectors_and_peeling): ...this new function.
+	* tree-vect-loop-manip.c (vect_update_epilogue_niters): New function.
+	Reject using vector epilogue loops for single iterations.  Install
+	the constant number of epilogue loop iterations in the associated
+	loop_vinfo.  Rely on vect_determine_partial_vectors_and_peeling
+	to do the main part of the test.
+	(vect_do_peeling): Use vect_update_epilogue_niters to handle
+	epilogue loops with a known number of iterations.  Skip recomputing
+	the number of iterations later in that case.  Otherwise, use
+	vect_determine_partial_vectors_and_peeling to decide whether the
+	epilogue loop needs to use partial vectors or peeling.
+	* tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Set the
+	default can_use_partial_vectors_p to false if partial-vector-usage=0.
+	(determine_peel_for_niter): Remove in favor of...
+	(vect_determine_partial_vectors_and_peeling): ...this new function,
+	split out from...
+	(vect_analyze_loop_2): ...here.  Reflect the vect_verify_full_masking
+	and vect_verify_loop_lens results in CAN_USE_PARTIAL_VECTORS_P
+	rather than USING_PARTIAL_VECTORS_P.
+
+2020-09-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	PR target/71233
+	* config/aarch64/aarch64-simd-builtins.def (frintn): Use BUILTIN_VHSDF_HSDF
+	for modes.  Remove explicit hf instantiation.
+	* config/aarch64/arm_neon.h (vrndns_f32): Define.
+
+2020-09-23  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/97173
+	* tree-vect-loop.c (vectorizable_live_operation): Extend
+	assert to also conver element conversions.
+
+2020-09-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	PR target/71233
+	* config/aarch64/arm_neon.h (vtrn1q_p64, vtrn2q_p64, vuzp1q_p64,
+	vuzp2q_p64, vzip1q_p64, vzip2q_p64): Define.
+
+2020-09-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	PR target/71233
+	* config/aarch64/arm_neon.h (vldrq_p128): Define.
+
+2020-09-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	PR target/71233
+	* config/aarch64/arm_neon.h (vstrq_p128): Define.
+
+2020-09-23  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/97151
+	* tree-ssa-structalias.c (find_func_aliases_for_call):
+	DECL_IS_REPLACEABLE_OPERATOR_DELETE_P has no effect on
+	arguments.
+
+2020-09-23  Richard Biener  <rguenther@suse.de>
+
+	PR middle-end/97162
+	* alias.c (compare_base_decls): Use DECL_HARD_REGISTER
+	and guard with VAR_P.
+
+2020-09-23  Martin Liska  <mliska@suse.cz>
+
+	PR gcov-profile/97069
+	* profile.c (branch_prob): Line number must be at least 1.
+
+2020-09-23  Tom de Vries  <tdevries@suse.de>
+
+	PR target/97158
+	* config/nvptx/nvptx.c (nvptx_output_mov_insn): Handle move from
+	DF subreg to DF reg.
+
+2020-09-23  David Malcolm  <dmalcolm@redhat.com>
+
+	* Makefile.in: Add $(ZLIBINC) to CFLAGS-analyzer/engine.o.
+
 2020-09-22  Jan Hubicka  <jh@suse.cz>
 
 	* ipa-modref.c (analyze_stmt): Ignore gimple clobber.
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 1a983d8..52a894d 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20200923
+20200924
diff --git a/gcc/analyzer/ChangeLog b/gcc/analyzer/ChangeLog
index cd869c2..8bba071 100644
--- a/gcc/analyzer/ChangeLog
+++ b/gcc/analyzer/ChangeLog
@@ -1,3 +1,29 @@
+2020-09-23  David Malcolm  <dmalcolm@redhat.com>
+
+	PR analyzer/97178
+	* engine.cc (impl_run_checkers): Update for change to ext_state
+	ctor.
+	* program-state.cc (selftest::test_sm_state_map): Pass an engine
+	instance to ext_state ctor.
+	(selftest::test_program_state_1): Likewise.
+	(selftest::test_program_state_2): Likewise.
+	(selftest::test_program_state_merging): Likewise.
+	(selftest::test_program_state_merging_2): Likewise.
+	* program-state.h (extrinsic_state::extrinsic_state): Remove NULL
+	default value for "eng" param.
+
+2020-09-23  Tobias Burnus  <tobias@codesourcery.com>
+
+	* analyzer-logging.cc: Guard '#pragma ... ignored "-Wformat-diag"'
+	by '#if __GNUC__ >= 10'
+	* analyzer.h: Likewise.
+	* call-string.cc: Likewise.
+
+2020-09-23  David Malcolm  <dmalcolm@redhat.com>
+
+	* engine.cc (exploded_node::on_stmt): Replace sequence of dyn_cast
+	with switch.
+
 2020-09-22  David Malcolm  <dmalcolm@redhat.com>
 
 	* analysis-plan.cc: Include "json.h".
diff --git a/gcc/c-family/ChangeLog b/gcc/c-family/ChangeLog
index 8ee29d8..4dd5822 100644
--- a/gcc/c-family/ChangeLog
+++ b/gcc/c-family/ChangeLog
@@ -1,3 +1,14 @@
+2020-09-23  Martin Sebor  <msebor@redhat.com>
+
+	PR c/97131
+	* c-warn.c (warn_parm_ptrarray_mismatch): Handle more invalid input.
+
+2020-09-23  Marek Polacek  <polacek@redhat.com>
+
+	PR c/97125
+	* c-gimplify.c (c_genericize): Only call do_warn_duplicated_branches_r
+	after loops and other structured control constructs have been lowered.
+
 2020-09-22  Jakub Jelinek  <jakub@redhat.com>
 
 	* c.opt (Wbuiltin-declaration-mismatch): Fix typo in variable name:
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index dc1b0b0..e583c64 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,15 @@
+2020-09-23  Nathan Sidwell  <nathan@acm.org>
+
+	* name-lookup.h (typedef cxx_binding): Delete tdef.
+	(typedef cp_binding_level): Likewise.
+	(struct cxx_binding): Flags are bools.
+
+2020-09-23  Nathan Sidwell  <nathan@acm.org>
+
+	PR c++/97171
+	* pt.c (tsubst_copy) [FUNCTION_DECL,VAR_DECL]: Retrieve local
+	specialization for DECL_LOCAL_P decls.
+
 2020-09-22  Patrick Palka  <ppalka@redhat.com>
 
 	PR c++/95310
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 68cdc31..e40c474 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,105 @@
+2020-09-23  Martin Sebor  <msebor@redhat.com>
+
+	PR middle-end/97175
+	* gcc.dg/Wstringop-overflow-44.c: New test.
+
+2020-09-23  Jan Hubicka  <jh@suse.cz>
+
+	* gcc.dg/tree-ssa/local-pure-const.c: Update template.
+
+2020-09-23  Martin Sebor  <msebor@redhat.com>
+
+	PR c/97131
+	* gcc.dg/Warray-parameter-6.c: New test.
+
+2020-09-23  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* gcc.target/aarch64/stack-protector-5.c: New test.
+	* gcc.target/aarch64/stack-protector-6.c: Likewise.
+	* gcc.target/aarch64/stack-protector-7.c: Likewise.
+
+2020-09-23  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* gcc.target/aarch64/stack-protector-3.c: New test.
+	* gcc.target/aarch64/stack-protector-4.c: Likewise.
+
+2020-09-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	PR target/71233
+	* gcc.target/aarch64/advsimd-intrinsics/arm-neon-ref.h
+	(clean_results): Add float64x2_t cleanup.
+	(DECL_VARIABLE_128BITS_VARIANTS): Add float64x2_t variable.
+	* gcc.target/aarch64/advsimd-intrinsics/vreinterpret_p128.c: Add
+	testing of vreinterpretq_f64_p128, vreinterpretq_p128_f64.
+
+2020-09-23  Nathan Sidwell  <nathan@acm.org>
+
+	PR c++/97171
+	* g++.dg/template/local10.C: New.
+
+2020-09-23  Marek Polacek  <polacek@redhat.com>
+
+	PR c/97125
+	* c-c++-common/Wduplicated-branches-15.c: New test.
+
+2020-09-23  Richard Biener  <rguenther@suse.de>
+
+	PR middle-end/96453
+	* gcc.dg/pr96453.c: New testcase.
+
+2020-09-23  Richard Biener  <rguenther@suse.de>
+
+	PR middle-end/96466
+	* gcc.dg/pr96466.c: New testcase.
+
+2020-09-23  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* gcc.target/powerpc/p9-vec-length-epil-1.c: Do not expect the
+	single-iteration epilogues of the 64-bit loops to be vectorized.
+	* gcc.target/powerpc/p9-vec-length-epil-7.c: Likewise.
+	* gcc.target/powerpc/p9-vec-length-epil-8.c: Likewise.
+
+2020-09-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	PR target/71233
+	* gcc.target/aarch64/simd/vrndns_f32_1.c: New test.
+
+2020-09-23  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/97173
+	* gcc.dg/vect/pr97173.c: New testcase.
+
+2020-09-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	PR target/71233
+	* gcc.target/aarch64/simd/trn_zip_p64_1.c: New test.
+
+2020-09-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	PR target/71233
+	* gcc.target/aarch64/simd/vldrq_p128_1.c: New test.
+
+2020-09-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	PR target/71233
+	* gcc.target/aarch64/simd/vstrq_p128_1.c: New test.
+
+2020-09-23  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/97151
+	* g++.dg/cpp1y/new1.C: Adjust for two more handled transforms.
+
+2020-09-23  Martin Liska  <mliska@suse.cz>
+
+	PR gcov-profile/97069
+	* g++.dg/gcov/pr97069.C: New test.
+
+2020-09-23  Tom de Vries  <tdevries@suse.de>
+
+	* gcc.dg/Warray-bounds-63.c: Add require-effective-target alloca.
+	* gcc.dg/Warray-bounds-66.c: Same.
+	* gcc.dg/atomic/stdatomic-vm.c: Same.
+
 2020-09-22  Patrick Palka  <ppalka@redhat.com>
 
 	PR c++/95310
diff --git a/libbacktrace/ChangeLog b/libbacktrace/ChangeLog
index b6fbe28..ae19048 100644
--- a/libbacktrace/ChangeLog
+++ b/libbacktrace/ChangeLog
@@ -1,3 +1,9 @@
+2020-09-23  Ian Lance Taylor  <iant@golang.org>
+
+	* dwarf.c (report_inlined_functions): Handle PC == -1 and PC ==
+	p->low.
+	(dwarf_lookup_pc): Likewise.
+
 2020-09-17  Ian Lance Taylor  <iant@golang.org>
 
 	PR libbacktrace/97080