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GCC Administrator
2020-09-12 00:17:11 +00:00
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223
gcc/ChangeLog
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2020-09-11 Andrew Stubbs <ams@codesourcery.com>
Backported from master:
2020-09-11 Andrew Stubbs <ams@codesourcery.com>
* config/gcn/gcn.c (gcn_hard_regno_mode_ok): Align TImode registers.
* config/gcn/gcn.md: Assert that TImode registers do not early clobber.
2020-09-11 Richard Biener <rguenther@suse.de>
Backported from master:
2020-08-27 Richard Biener <rguenther@suse.de>
PR tree-optimization/96579
* tree-ssa-reassoc.c (linearize_expr_tree): If we expand
rhs via special ops make sure to swap operands.
2020-09-11 Richard Biener <rguenther@suse.de>
Backported from master:
2020-07-30 Richard Biener <rguenther@suse.de>
PR tree-optimization/96370
* tree-ssa-reassoc.c (rewrite_expr_tree): Add operation
code parameter and use it instead of picking it up from
the stmt that is being rewritten.
(reassociate_bb): Pass down the operation code.
2020-09-11 Richard Biener <rguenther@suse.de>
Backported from master:
2020-08-07 Richard Biener <rguenther@suse.de>
PR tree-optimization/96514
* tree-if-conv.c (if_convertible_bb_p): If the last stmt
is a call that is control-altering, fail.
2020-09-11 Richard Biener <rguenther@suse.de>
Backported from master:
2020-07-31 Richard Biener <rguenther@suse.de>
PR middle-end/96369
* fold-const.c (fold_range_test): Special-case constant
LHS for short-circuiting operations.
2020-09-11 Richard Biener <rguenther@suse.de>
Backported from master:
2020-07-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/96349
* tree-ssa-loop-split.c (stmt_semi_invariant_p_1): When the
condition runs into a loop PHI with an abnormal entry value give up.
2020-09-11 Matthias Klose <doko@ubuntu.com>
Backported from master:
2020-07-27 Matthias Klose <doko@ubuntu.com>
PR bootstrap/96203
* common.opt: Add -fcf-protection=check.
* flag-types.h (cf_protection_level): Add CF_CHECK.
* lto-wrapper.c (merge_and_complain): Issue an error for
mismatching -fcf-protection values with -fcf-protection=check.
Otherwise, merge -fcf-protection values.
* doc/invoke.texi: Document -fcf-protection=check.
2020-09-11 Matthias Klose <doko@ubuntu.com>
Backported from master:
2020-07-14 Matthias Klose <doko@ubuntu.com>
PR lto/95604
* lto-wrapper.c (merge_and_complain): Add decoded options as parameter,
error on different values for -fcf-protection.
(append_compiler_options): Pass -fcf-protection option.
(find_and_merge_options): Add decoded options as parameter,
pass decoded_options to merge_and_complain.
(run_gcc): Pass decoded options to find_and_merge_options.
* lto-opts.c (lto_write_options): Pass -fcf-protection option.
2020-09-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-09-10 Jakub Jelinek <jakub@redhat.com>
* lto-streamer-out.c (collect_block_tree_leafs): Recurse on
root rather than BLOCK_SUBBLOCKS (root).
2020-09-11 Jakub Jelinek <jakub@redhat.com>
* lto-streamer.h (LTO_minor_version): Bump.
2020-09-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-09-10 Jakub Jelinek <jakub@redhat.com>
PR debug/93865
* lto-streamer.h (struct output_block): Add emit_pwd member.
* lto-streamer-out.c: Include toplev.h.
(clear_line_info): Set emit_pwd.
(lto_output_location_1): Encode the ob->current_file != xloc.file
bit directly into the location number. If changing file, emit
additionally a bit whether pwd is emitted and emit it before the
first relative pathname since clear_line_info.
(output_function, output_constructor): Don't call clear_line_info
here.
* lto-streamer-in.c (struct string_pair_map): New type.
(struct string_pair_map_hasher): New type.
(string_pair_map_hasher::hash): New method.
(string_pair_map_hasher::equal): New method.
(path_name_pair_hash_table, string_pair_map_allocator): New variables.
(relative_path_prefix, canon_relative_path_prefix,
canon_relative_file_name): New functions.
(canon_file_name): Add relative_prefix argument, if non-NULL
and string is a relative path, return canon_relative_file_name.
(lto_location_cache::input_location_and_block): Decode file change
bit from the location number. If changing file, unpack bit whether
pwd is streamed and stream in pwd. Adjust canon_file_name caller.
(lto_free_file_name_hash): Delete path_name_pair_hash_table
and string_pair_map_allocator.
2020-09-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-09-07 Jakub Jelinek <jakub@redhat.com>
PR debug/94235
* lto-streamer-out.c (output_cfg): Also stream goto_locus for edges.
Use bp_pack_var_len_unsigned instead of streamer_write_uhwi to stream
e->dest->index and e->flags.
(output_function): Call output_cfg before output_ssa_name, rather than
after streaming all bbs.
* lto-streamer-in.c (input_cfg): Stream in goto_locus for edges.
Use bp_unpack_var_len_unsigned instead of streamer_read_uhwi to stream
in dest_index and edge_flags.
2020-09-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-09-04 Jakub Jelinek <jakub@redhat.com>
* lto-streamer.h (stream_input_location_now): Remove declaration.
* lto-streamer-in.c (stream_input_location_now): Remove.
(input_eh_region, input_struct_function_base): Use
stream_input_location instead of stream_input_location_now.
2020-09-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-09-04 Jakub Jelinek <jakub@redhat.com>
* lto-streamer.h (struct output_block): Add reset_locus member.
* lto-streamer-out.c (clear_line_info): Set reset_locus to true.
(lto_output_location_1): If reset_locus, clear it and ensure
current_{file,line,col} is different from xloc members.
2020-09-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-09-03 Jakub Jelinek <jakub@redhat.com>
PR c++/96901
* tree.h (struct decl_tree_traits): New type.
(decl_tree_map): New typedef.
2020-09-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-09-03 Jakub Jelinek <jakub@redhat.com>
PR lto/94311
* gimple.h (gimple_location_ptr, gimple_phi_arg_location_ptr): New
functions.
* streamer-hooks.h (struct streamer_hooks): Add
output_location_and_block callback. Fix up formatting for
output_location.
(stream_output_location_and_block): Define.
* lto-streamer.h (class lto_location_cache): Fix comment typo. Add
current_block member.
(lto_location_cache::input_location_and_block): New method.
(lto_location_cache::lto_location_cache): Initialize current_block.
(lto_location_cache::cached_location): Add block member.
(struct output_block): Add current_block member.
(lto_output_location): Formatting fix.
(lto_output_location_and_block): Declare.
* lto-streamer.c (lto_streamer_hooks_init): Initialize
streamer_hooks.output_location_and_block.
* lto-streamer-in.c (lto_location_cache::cmp_loc): Also compare
block members.
(lto_location_cache::apply_location_cache): Handle blocks.
(lto_location_cache::accept_location_cache,
lto_location_cache::revert_location_cache): Fix up function comments.
(lto_location_cache::input_location_and_block): New method.
(lto_location_cache::input_location): Implement using
input_location_and_block.
(input_function): Invoke apply_location_cache after streaming in all
bbs.
* lto-streamer-out.c (clear_line_info): Set current_block.
(lto_output_location_1): New function, moved from lto_output_location,
added block handling.
(lto_output_location): Implement using lto_output_location_1.
(lto_output_location_and_block): New function.
* gimple-streamer-in.c (input_phi): Use input_location_and_block
to input and cache both location and block.
(input_gimple_stmt): Likewise.
* gimple-streamer-out.c (output_phi): Use
stream_output_location_and_block.
(output_gimple_stmt): Likewise.
2020-09-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-08-26 Jakub Jelinek <jakub@redhat.com>
PR debug/96729
* dwarf2out.c (dwarf2out_next_real_insn): Adjust function comment.
(dwarf2out_var_location): Look for next_note only if next_real is
non-NULL, in that case look for the first non-deleted
NOTE_INSN_VAR_LOCATION between loc_note and next_real, if any.
2020-09-09 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
PR target/96357

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gcc/DATESTAMP
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20200911
20200912

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gcc/ada/ChangeLog
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2020-09-11 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/utils.c (type_has_variable_size): New function.
(create_field_decl): In the packed case, also force byte alignment
when the type of the field has variable size.
2020-09-11 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Array_Subtype>: Only
create extra subtypes for discriminants if the RM size of the base
type of the index type is lower than that of the index type.
2020-09-10 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (set_rm_size): Do not take into account the

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gcc/cp/ChangeLog
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2020-09-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-09-03 Jakub Jelinek <jakub@redhat.com>
PR c++/96901
* constexpr.c (fundef_copies_table): Change type from
hash_map<tree, tree> * to decl_tree_map *.
2020-09-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-09-03 Jakub Jelinek <jakub@redhat.com>
PR c++/96862
* constexpr.c (cxx_eval_outermost_constant_expr): Temporarily disable
flag_rounding_math during manifestly constant evaluation.
2020-09-09 Marek Polacek <polacek@redhat.com>
Backported from master:

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gcc/fortran/ChangeLog
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2020-09-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-09-02 Jakub Jelinek <jakub@redhat.com>
PR fortran/96859
* check.c (gfc_boz2real, gfc_boz2int): When clearing first two bits,
change also '2' to '0' and '3' to '1' rather than just handling '4'
through '7'.
2020-09-09 Tobias Burnus <tobias@codesourcery.com>
Backported from master:

88
gcc/testsuite/ChangeLog
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2020-09-11 Andrew Stubbs <ams@codesourcery.com>
Backported from master:
2020-09-11 Andrew Stubbs <ams@codesourcery.com>
* gcc.dg/gimplefe-44.c: Require exceptions.
2020-09-11 Christophe Lyon <christophe.lyon@linaro.org>
Backported from master:
2020-08-28 Christophe Lyon <christophe.lyon@linaro.org>
* gcc.dg/pr96579.c: Compile only with target dfp.
2020-09-11 Richard Biener <rguenther@suse.de>
Backported from master:
2020-08-27 Richard Biener <rguenther@suse.de>
PR tree-optimization/96579
* gcc.dg/pr96579.c: New testcase.
2020-09-11 Richard Biener <rguenther@suse.de>
Backported from master:
2020-07-30 Richard Biener <rguenther@suse.de>
PR tree-optimization/96370
* gcc.dg/pr96370.c: New testcase.
2020-09-11 Richard Biener <rguenther@suse.de>
Backported from master:
2020-08-07 Richard Biener <rguenther@suse.de>
PR tree-optimization/96514
* gcc.dg/pr96514.c: New testcase.
2020-09-11 Richard Biener <rguenther@suse.de>
Backported from master:
2020-07-31 Richard Biener <rguenther@suse.de>
PR middle-end/96369
* c-c++-common/pr96369.c: New testcase.
2020-09-11 Richard Biener <rguenther@suse.de>
Backported from master:
2020-07-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/96349
* gcc.dg/torture/pr96349.c: New testcase.
2020-09-11 Matthias Klose <doko@ubuntu.com>
Backported from master:
2020-07-27 Matthias Klose <doko@ubuntu.com>
PR bootstrap/96203
* gcc.target/i386/pr96203-1.c: New test.
* gcc.target/i386/pr96203-2.c: Likewise.
2020-09-11 Eric Botcazou <ebotcazou@adacore.com>
* gnat.dg/pack27.adb: New test.
* gnat.dg/pack27_pkg.ads: New helper.
2020-09-11 Eric Botcazou <ebotcazou@adacore.com>
* gnat.dg/specs/discr7.ads: New test.
2020-09-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-09-03 Jakub Jelinek <jakub@redhat.com>
PR c++/96862
* g++.dg/cpp1z/constexpr-96862.C: New test.
2020-09-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-09-02 Jakub Jelinek <jakub@redhat.com>
PR fortran/96859
* gfortran.dg/pr96859.f90: New test.
2020-09-10 Eric Botcazou <ebotcazou@adacore.com>
* gnat.dg/specs/size_clause5.ads: New test.

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libiberty/ChangeLog
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2020-09-11 Richard Biener <rguenther@suse.de>
Backported from master:
2020-08-03 Richard Biener <rguenther@suse.de>
PR lto/96385
* simple-object-elf.c
(simple_object_elf_copy_lto_debug_sections): Localize global
UNDEFs and reuse the prevailing name.
2020-07-23 Release Manager
* GCC 10.2.0 released.