[gcc(refs/vendors/ibm/heads/gcc-9-branch)] Daily bump.

[Peter Bergner <bergner@gcc.gnu.org>]

https://gcc.gnu.org/g:4ad02cfb768b86c1d501469dd45c38ab8425e87a

commit 4ad02cfb768b86c1d501469dd45c38ab8425e87a
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Sat Aug 8 00:18:22 2020 +0000

    Daily bump.

Diff:
---
 gcc/ChangeLog           | 57 +++++++++++++++++++++++++++++++++++++++++++++++++
 gcc/DATESTAMP           |  2 +-
 gcc/testsuite/ChangeLog | 41 +++++++++++++++++++++++++++++++++++
 libgcc/ChangeLog        |  9 ++++++++
 libstdc++-v3/ChangeLog  | 26 ++++++++++++++++++++++
 5 files changed, 134 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index d6dde8d33f5..c22e607946f 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,60 @@
+2020-08-07  Richard Sandiford  <richard.sandiford@arm.com>
+
+	Backported from master:
+	2020-08-06  Richard Sandiford  <richard.sandiford@arm.com>
+
+	PR target/96191
+	* config/arm/arm.md (arm_stack_protect_test_insn): Zero out
+	operand 2 after use.
+	* config/arm/thumb1.md (thumb1_stack_protect_test_insn): Likewise.
+
+2020-08-07  Richard Sandiford  <richard.sandiford@arm.com>
+
+	Backported from master:
+	2020-08-05  Richard Sandiford  <richard.sandiford@arm.com>
+
+	PR target/96191
+	* config/aarch64/aarch64.md (stack_protect_test_<mode>): Set the
+	CC register directly, instead of a GPR.  Replace the original GPR
+	destination with an extra scratch register.  Zero out operand 3
+	after use.
+	(stack_protect_test): Update accordingly.
+
+2020-08-07  Qian Jianhua  <qianjh@cn.fujitsu.com>
+
+	Backported from master:
+	2020-08-03  Qian jianhua  <qianjh@cn.fujitsu.com>
+
+	* config/aarch64/aarch64-cores.def (a64fx): New core.
+	* config/aarch64/aarch64-tune.md: Regenerated.
+	* config/aarch64/aarch64.c (a64fx_prefetch_tune, a64fx_tunings): New.
+	* doc/invoke.texi: Add a64fx to the list.
+
+2020-08-07  Richard Sandiford  <richard.sandiford@arm.com>
+
+	Backported from master:
+	2020-04-16  Richard Sandiford  <richard.sandiford@arm.com>
+
+	PR rtl-optimization/94605
+	* early-remat.c (early_remat::process_block): Handle insns that
+	set multiple candidate registers.
+
+2020-08-07  Richard Sandiford  <richard.sandiford@arm.com>
+
+	Backported from master:
+	2020-07-13  Richard Sandiford  <richard.sandiford@arm.com>
+
+	PR middle-end/95114
+	* tree.h (virtual_method_call_p): Add a default-false parameter
+	that indicates whether the function is being called from dump
+	routines.
+	(obj_type_ref_class): Likewise.
+	* tree.c (virtual_method_call_p): Likewise.
+	* ipa-devirt.c (obj_type_ref_class): Likewise.  Lazily add ODR
+	type information for the type when the parameter is false.
+	* tree-pretty-print.c (dump_generic_node): Update calls to
+	virtual_method_call_p and obj_type_ref_class accordingly.
+
 2020-08-04  Matthew Malcomson  <matthew.malcomson@arm.com>
 
 	* config/aarch64/aarch64-protos.h (aarch64_indirect_call_asm):
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 007638ea22c..0aaecf38b04 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20200807
+20200808
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 2142682e727..905df14b2c9 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,44 @@
+2020-08-07  Jakub Jelinek  <jakub@redhat.com>
+
+	Backported from master:
+	2020-08-03  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/96402
+	* gcc.target/aarch64/pr96402.c: New test.
+
+2020-08-07  Richard Sandiford  <richard.sandiford@arm.com>
+
+	Backported from master:
+	2020-08-06  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* gcc.target/arm/stack-protector-1.c: New test.
+	* gcc.target/arm/stack-protector-2.c: Likewise.
+
+2020-08-07  Richard Sandiford  <richard.sandiford@arm.com>
+
+	Backported from master:
+	2020-08-05  Richard Sandiford  <richard.sandiford@arm.com>
+
+	PR target/96191
+	* gcc.target/aarch64/stack-protector-1.c: New test.
+	* gcc.target/aarch64/stack-protector-2.c: Likewise.
+
+2020-08-07  Richard Sandiford  <richard.sandiford@arm.com>
+
+	Backported from master:
+	2020-04-16  Richard Sandiford  <richard.sandiford@arm.com>
+
+	PR rtl-optimization/94605
+	* gcc.target/aarch64/sve/pr94605.c: New test.
+
+2020-08-07  Richard Sandiford  <richard.sandiford@arm.com>
+
+	Backported from master:
+	2020-07-13  Richard Sandiford  <richard.sandiford@arm.com>
+
+	PR middle-end/95114
+	* g++.target/aarch64/pr95114.C: New test.
+
 2020-08-04  Matthew Malcomson  <matthew.malcomson@arm.com>
 
 	* gcc.target/aarch64/sls-mitigation/sls-miti-blr-bti.c: New test.
diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index 275925541ab..8ee2508c50b 100644
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,3 +1,12 @@
+2020-08-07  Jakub Jelinek  <jakub@redhat.com>
+
+	Backported from master:
+	2020-08-03  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/96402
+	* config/aarch64/lse.S (__aarch64_cas16_acq_rel): Use x2, x3 instead
+	of x(tmp0), x(tmp1) in STXP arguments.
+
 2020-07-16  Szabolcs Nagy  <szabolcs.nagy@arm.com>
 
 	Backported from master:
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 2632ab74418..d520a8e0a4c 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,29 @@
+2020-08-07  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2020-03-21  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/93245
+	* include/experimental/bits/fs_path.h (path::generic_string<C,T,A>()):
+	Return the generic format path, not the native one.
+	* testsuite/experimental/filesystem/path/generic/generic_string.cc:
+	Improve test coverage.
+
+2020-08-07  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2020-03-21  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/94242
+	* include/bits/fs_path.h (path::_S_str_convert): Replace first
+	parameter with basic_string_view so that strings with different
+	allocators can be accepted.
+	(path::generic_string<C,T,A>()): Use basic_string object that uses the
+	right allocator type.
+	* testsuite/27_io/filesystem/path/generic/94242.cc: New test.
+	* testsuite/27_io/filesystem/path/generic/generic_string.cc: Improve
+	test coverage.
+
 2020-08-06  Jonathan Wakely  <jwakely@redhat.com>
 
 	Backported from master: