Jeff Law [Tue, 11 Dec 2018 04:56:54 +0000 (21:56 -0700)]
re PR tree-optimization/80520 (Performance regression from missing if-conversion)
PR tree-optimization/80520
* gimple-ssa-split-paths.c (is_feasible_trace): Recognize half
diamonds that are likely if convertable.
* gcc.dg/tree-ssa/split-path-5.c: Update expected output.
* gcc.dg/tree-ssa/split-path-11.c: New test.
From-SVN: r266971
Gerald Pfeifer [Tue, 11 Dec 2018 04:00:00 +0000 (04:00 +0000)]
documentation_hacking.xml: Update reference to epubcheck.
* doc/xml/manual/documentation_hacking.xml: Update reference
to epubcheck.
From-SVN: r266970
Steven G. Kargl [Tue, 11 Dec 2018 01:39:23 +0000 (01:39 +0000)]
2018-12-10 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/97922
* io.c (gfc_match_open): Additional checks on ASYNCHRONOUS.
2018-12-10 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/97922
* gfortran.dg/io_constraints_8.f90: Update error message.
* gfortran.dg/pr87922.f90: New test.
From-SVN: r266968
Martin Sebor [Tue, 11 Dec 2018 01:22:08 +0000 (01:22 +0000)]
PR tree-optimization/86196 - Bogus -Wrestrict on memcpy between array elements at unequal indices
gcc/ChangeLog:
PR tree-optimization/86196
* gimple-ssa-warn-restrict.c (builtin_memref::builtin_memref): Use
base size only of arrays.
gcc/testsuite/ChangeLog:
PR tree-optimization/86196
* gcc.dg/Wrestrict-18.c: New test.
From-SVN: r266967
GCC Administrator [Tue, 11 Dec 2018 00:16:43 +0000 (00:16 +0000)]
Daily bump.
From-SVN: r266966
Uros Bizjak [Mon, 10 Dec 2018 20:35:28 +0000 (21:35 +0100)]
sinatan-1.c: Use dg-add-options ieee.
* gcc.dg/sinatan-1.c: Use dg-add-options ieee.
From-SVN: r266963
Segher Boessenkool [Mon, 10 Dec 2018 19:40:27 +0000 (20:40 +0100)]
Delete powerpcspe
This deletes powerpcspe, which was deprecated for GCC 8.
This does not change the testsuite, or libgcc for rs6000 (which still
is shared code with powerpcspe, so can use some cleanup after this).
/
* contrib/config-list.mk: Remove powerpc-eabispe and powerpc-linux_spe.
gcc/
* config.gcc (Obsolete configurations): Delete powerpc*-*-*spe*.
(Unsupported targets): Add powerpc*-*-*spe*.
(powerpc*-*-*spe*): Delete.
(powerpc-*-eabispe*): Delete.
(powerpc-*-rtems*spe*): Delete.
(powerpc*-*-linux*spe*): Delete.
(powerpc*-*-linux*): Do not handle the linux*spe* targets.
(powerpc-wrs-vxworks*spe): Delete.
(with_cpu setting code): Delete powerpc*-*-*spe* handling.
* config.host (target powerpc*-*-*spe*): Delete.
* doc/invoke.texi (PowerPC SPE Options): Delete.
(PowerPC SPE Options): Delete.
* config/powerpcspe: Delete.
From-SVN: r266961
Steven G. Kargl [Mon, 10 Dec 2018 18:05:37 +0000 (18:05 +0000)]
re PR fortran/88269 (ICE in gfc_format_decoder, at fortran/error.c:947)
2018-12-10 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/88269
* io.c (io_constraint): Update macro. If locus line buffer is NULL,
use gfc_current_locus in error messages.
(check_io_constraints): Catch missing IO UNIT in write and read
statements. io_constraint macro is incompatible here.
2018-12-10 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/88269
* gfortran.dg/pr88269.f90: New test.
From-SVN: r266959
Uros Bizjak [Mon, 10 Dec 2018 15:47:16 +0000 (16:47 +0100)]
re PR target/88418 (ICE in extract_insn, at recog.c:2305 (error: unrecognizable insn))
PR target/88418
* config/i386/i386.c (ix86_expand_sse_cmp): For vector modes,
check operand 1 with vector_operand predicate.
(ix86_expand_sse_movcc): For vector modes, check op_true with
vector_operand, not nonimmediate_operand.
testsuite/ChangeLog:
PR target/88418
* gcc.target/i386/pr88418.c: New test.
From-SVN: r266958
Jonathan Wakely [Mon, 10 Dec 2018 15:25:02 +0000 (15:25 +0000)]
Make test for Filesystem TS actually use the Filesystem TS
This test was copied from 27_io/filesystem/path/query/is_absolute.cc but
should have been modified to test the path type from the TS instead of
std::filesystem::path.
* testsuite/experimental/filesystem/path/query/is_absolute.cc: Fix
test to use TS, not C++17.
From-SVN: r266957
Richard Biener [Mon, 10 Dec 2018 14:20:18 +0000 (14:20 +0000)]
tree-affine.c (tree_to_aff_combination): Remove unreachable MEM_REF case.
2018-12-10 Richard Biener <rguenther@suse.de>
* tree-affine.c (tree_to_aff_combination): Remove unreachable
MEM_REF case.
(aff_combination_expand): Cache on SSA names, not possibly
on conversion trees. Avoid expanding cases we do not handle.
From-SVN: r266956
Richard Biener [Mon, 10 Dec 2018 13:56:51 +0000 (13:56 +0000)]
re PR tree-optimization/88427 (ICE: tree check: expected integer_cst, have plus_expr in get_len, at tree.h:5617)
2018-12-10 Richard Biener <rguenther@suse.de>
PR tree-optimization/88427
* vr-values.c (vr_values::extract_range_from_phi_node):
Handle symbolic ranges conservatively when trying to drop
to Inf +- 1.
* gcc.dg/pr88427.c: New testcase.
From-SVN: r266955
Jakub Jelinek [Mon, 10 Dec 2018 13:30:49 +0000 (14:30 +0100)]
re PR ipa/87955 (ICE in cl_target_option_print_diff at gcc/options-save.c:3803 since r265920)
PR ipa/87955
* gcc.target/i386/pr87955.c: Add -msse2 -mfpmath=sse to dg-options.
From-SVN: r266954
Martin Jambor [Mon, 10 Dec 2018 12:45:47 +0000 (13:45 +0100)]
[PR 88214] Check that an argument is a pointer
2018-12-10 Martin Jambor <mjambor@suse.cz>
PR ipa/88214
* ipa-prop.c (determine_locally_known_aggregate_parts): Make sure
we check pointers against pointers.
testsuite/
* gcc.dg/ipa/pr88214.c: New test.
From-SVN: r266953
Jakub Jelinek [Mon, 10 Dec 2018 12:42:05 +0000 (13:42 +0100)]
re PR testsuite/88369 (g++.dg/vect/pr33426-ivdep.cc etc. FAIL)
PR testsuite/88369
* gcc.dg/vect/vect-ivdep-1.c: Prune versioning for alignment messages.
* gcc.dg/vect/vect-ivdep-2.c: Likewise.
* gcc.dg/vect/nodump-vect-opt-info-1.c: Likewise.
* g++.dg/vect/pr33426-ivdep.cc: Likewise.
* g++.dg/vect/pr33426-ivdep-2.cc: Likewise.
* g++.dg/vect/pr33426-ivdep-3.cc: Likewise.
* g++.dg/vect/pr33426-ivdep-4.cc: Likewise.
From-SVN: r266952
Richard Biener [Mon, 10 Dec 2018 12:39:07 +0000 (12:39 +0000)]
re PR tree-optimization/88415 (ICE: verify_gimple failed (error: dead STMT in EH table))
2018-12-10 Richard Biener <rguenther@suse.de>
PR middle-end/88415
* gimple.c (gimple_assign_set_rhs_with_ops): Transfer EH
info to a newly allocated stmt.
* gcc.dg/gomp/pr88415.c: New testcase.
From-SVN: r266951
Iain Buclaw [Mon, 10 Dec 2018 12:11:55 +0000 (12:11 +0000)]
libphobos: Fix modify immutable error on Solaris.
Backported from upstream druntime 2.079.
Reviewed-on: https://github.com/dlang/druntime/pull/2089
From-SVN: r266950
Eric Botcazou [Mon, 10 Dec 2018 11:16:47 +0000 (11:16 +0000)]
patchable_function_entry-decl.c: Pass -mcpu=gr6 for Visium and remove other specific handling.
* c-c++-common/patchable_function_entry-decl.c: Pass -mcpu=gr6 for
Visium and remove other specific handling.
* c-c++-common/patchable_function_entry-default.c: Likewise.
* c-c++-common/patchable_function_entry-definition.c: Likewise.
From-SVN: r266948
Jerome Lambourg [Mon, 10 Dec 2018 10:44:28 +0000 (10:44 +0000)]
Add missing def of TARGET_VXWORKS_HAVE_CTORS_DTORS for VxWorksAE
* config/vxworksae.h (TARGET_VXWORKS_HAVE_CTORS_DTORS): Define.
From-SVN: r266947
Fredrik Nyström [Mon, 10 Dec 2018 09:49:02 +0000 (10:49 +0100)]
Don't try to use libgcc-unwind.map with --disable-shared (PR bootstrap/65725)
2018-12-10 Fredrik Nyström <fredrik@lysator.liu.se>
PR bootstrap/65725
* config/sol2.h: Only use libgcc-unwind.map if
ENABLE_SHARED_LIBGCC.
From-SVN: r266946
Bin Cheng [Mon, 10 Dec 2018 07:02:49 +0000 (07:02 +0000)]
auto-profile.c (afdo_calculate_branch_prob): Convert profile_count to afdo precision quality.
* auto-profile.c (afdo_calculate_branch_prob): Convert profile_count
to afdo precision quality.
(afdo_callsite_hot_enough_for_early_inline): Likewise.
(afdo_annotate_cfg): Set profile_count for exit basic block.
From-SVN: r266943
Bin Cheng [Mon, 10 Dec 2018 06:54:02 +0000 (06:54 +0000)]
* auto-profile.c (string_table::get_index_by_decl)
(function_instance::get_function_instance_by_decl): Avoid infinite
recursion by using DECL_FROM_INLINE.
From-SVN: r266942
GCC Administrator [Mon, 10 Dec 2018 00:16:47 +0000 (00:16 +0000)]
Daily bump.
From-SVN: r266939
Steven G. Kargl [Sun, 9 Dec 2018 23:49:14 +0000 (23:49 +0000)]
re PR fortran/88205 (ICE in gfc_wide_strncasecmp, at fortran/scanner.c:249)
2018-12-09 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/88205
* io.c (gfc_match_open): Move NEWUNIT checks to after STATUS checks.
2018-12-09 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/88205
* gfortran.dg/pr88205.f90: New unit.
From-SVN: r266936
Iain Buclaw [Sun, 9 Dec 2018 23:46:45 +0000 (23:46 +0000)]
libphobos: Add druntime bindings for SPARC/Solaris
Backported from upstream druntime master.
Initial patch by Rainer Orth.
Reviewed-on: https://github.com/dlang/druntime/pull/2344
From-SVN: r266935
Iain Buclaw [Sun, 9 Dec 2018 19:55:54 +0000 (19:55 +0000)]
Generate and scan documentation output in Ddoc tests.
The tests in gdc.test/compilable/ddoc*.d don't require the module to be
compiled all the way down to object code. Instead, only compile the
test sources with -fdoc, and scan the generated html content.
gcc/testsuite/ChangeLog:
PR d/88039
* gdc.test/gdc-test.exp (gdc-convert-args): Handle -D.
(dmd2dg): Check generated html in ddoc tests.
(gdc-do-test): Set dg-do-what-default to compile for ddoc tests.
From-SVN: r266933
John David Anglin [Sun, 9 Dec 2018 19:41:39 +0000 (19:41 +0000)]
config.gcc (hppa*-*-linux*): Add pa/t-pa to tmake_file.
* config.gcc (hppa*-*-linux*): Add pa/t-pa to tmake_file. Define
d_target_objs.
* config/pa/pa-protos.h (pa_d_target_versions): New prototype.
* config/pa/pa.h (TARGET_D_CPU_VERSIONS): Define.
* config/pa/pa-d.c: New file.
* config/pa/t-pa: New file.
From-SVN: r266931
Steven G. Kargl [Sun, 9 Dec 2018 19:10:57 +0000 (19:10 +0000)]
re PR fortran/88206 (ICE in gfc_match_type_spec, at fortran/match.c:2229)
2018-12-09 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/88206
* match.c (gfc_match_type_spec): REAL can be an intrinsic function.
2018-12-09 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/88206
* gfortran.dg/pr88206.f90: New test.
From-SVN: r266930
Thomas Koenig [Sun, 9 Dec 2018 18:54:47 +0000 (18:54 +0000)]
re PR libfortran/88411 (Random crashes for ASYNCHRONOUS writes (bad locking?))
2018-12-09 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/88411
* io/transfer.c (dta_transfer_init): Do not treat as an
asynchronous statement unless the statement has
ASYNCHRONOUS="YES".
(st_write_done): Likewise.
(st_read_done): Do not perform async_wait for synchronous I/O
on an async unit.
(st_read_done): Likewise.
2018-12-09 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/88411
* testsuite/libgomp.fortran/async_io_8.f90: New test.
From-SVN: r266929
Steven G. Kargl [Sun, 9 Dec 2018 16:32:48 +0000 (16:32 +0000)]
[multiple changes]
2018-12-09 Fritz Reese <fritzoreese@gmail.com>
PR fortran/88228
* resolve.c (resolve_operator): Do not call resolve_function.
Break like other cases.
2018-12-09 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/88228
* gfortran.dg/pr88228.f90: New test.
From-SVN: r266926
Iain Buclaw [Sun, 9 Dec 2018 15:06:22 +0000 (15:06 +0000)]
Merge dmd upstream
e2fe2687b
Backports VRP fixes from the D front-end implementation to the C++ port,
and fixes errors reported by ubsan build where the conversion from D
didn't include adjusting integer suffixes from 'UL' to 'ULL'.
Fixes https://gcc.gnu.org/PR88366
Reviewed-on: https://github.com/dlang/dmd/pull/9046
From-SVN: r266925
Thomas Schwinge [Sun, 9 Dec 2018 12:49:20 +0000 (13:49 +0100)]
Correct the reported line number in Fortran combined OpenACC directives
gcc/fortran/
* trans-openmp.c (gfc_trans_oacc_combined_directive): Set the
location of combined acc loops.
gcc/testsuite/
* gfortran.dg/goacc/combined-directives-3.f90: New file.
Reviewed-by: Thomas Schwinge <thomas@codesourcery.com>
From-SVN: r266924
Cesar Philippidis [Sun, 9 Dec 2018 12:48:26 +0000 (04:48 -0800)]
Correct the reported line number in C++ combined OpenACC directives
The C++ FE doesn't set the expr_location of the split acc loop in combined acc
parallel/kernels loop directives. This only happens for with combined
directives, otherwise cp_parser_omp_construct would be responsible for setting
the location. After fixing this bug, I was able to resolve a couple of long
standing diagnostics discrepancies between the C/C++ FEs in the test suite.
gcc/cp/
* parser.c (cp_parser_oacc_kernels_parallel): Adjust EXPR_LOCATION
on the combined acc loop.
gcc/testsuite/
* c-c++-common/goacc/combined-directives-3.c: New test.
* c-c++-common/goacc/loop-2-kernels.c (void K): Adjust test.
* c-c++-common/goacc/loop-2-parallel.c (void P): Adjust test.
* c-c++-common/goacc/loop-3.c (void p2): Adjust test.
Reviewed-by: Thomas Schwinge <thomas@codesourcery.com>
From-SVN: r266923
Thomas Schwinge [Sun, 9 Dec 2018 12:47:58 +0000 (13:47 +0100)]
Use existing middle end checking for Fortran OpenACC loop clauses
Don't duplicate in the Fortran front end what's generically being checked in
the middle end.
gcc/fortran/
* openmp.c (resolve_oacc_loop_blocks): Remove checking of OpenACC
loop clauses.
gcc/testsuite/
* gfortran.dg/goacc/loop-2-kernels.f95: Update.
* gfortran.dg/goacc/loop-2-parallel.f95: Likewise.
* gfortran.dg/goacc/nested-parallelism.f90: Likewise.
From-SVN: r266922
Thomas Schwinge [Sun, 9 Dec 2018 12:47:47 +0000 (13:47 +0100)]
Split up "gfortran.dg/goacc/loop-2.f95"
gcc/testsuite/
* gfortran.dg/goacc/loop-2.f95: Split into...
* gfortran.dg/goacc/loop-2-kernels-nested.f95: ... this new
file...
* gfortran.dg/goacc/loop-2-kernels-tile.f95: ..., and this new
file...
* gfortran.dg/goacc/loop-2-kernels.f95: ..., and this new file...
* gfortran.dg/goacc/loop-2-parallel-3.f95: ..., and this new
file...
* gfortran.dg/goacc/loop-2-parallel-nested.f95: ..., and this new
file...
* gfortran.dg/goacc/loop-2-parallel-tile.f95: ..., and this new
file...
* gfortran.dg/goacc/loop-2-parallel.f95: ..., and this new file.
From-SVN: r266921
Thomas Schwinge [Sun, 9 Dec 2018 12:47:35 +0000 (13:47 +0100)]
[PR88420] Fortran OpenACC "Clause SEQ conflicts with INDEPENDENT"
The Fortran front end declares that the OpenACC "Clause SEQ conflicts with
INDEPENDENT". While that combination doesn't make too much sense indeed, it's
still valid; these are orthogonal concepts.
gcc/fortran/
PR fortran/88420
* openmp.c (resolve_oacc_loop_blocks): Remove "Clause SEQ
conflicts with INDEPENDENT" diagnostic.
gcc/testsuite/
PR fortran/88420
* gfortran.dg/goacc/loop-1-2.f95: Update.
* gfortran.dg/goacc/loop-1.f95: Likewise.
From-SVN: r266920
Thomas Schwinge [Sun, 9 Dec 2018 12:47:23 +0000 (13:47 +0100)]
Coalesce host to device transfers in libgomp: not for link pointer
libgomp/
* target.c (gomp_map_vars): Call gomp_copy_host2dev instead of
devicep->host2dev_func.
Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r266919
Bin Cheng [Sun, 9 Dec 2018 06:37:56 +0000 (06:37 +0000)]
ipa-cp.c (update_profiling_info): Call adjust_for_ipa_scaling for zero profile count.
* ipa-cp.c (update_profiling_info): Call adjust_for_ipa_scaling for
zero profile count.
From-SVN: r266918
Steven G. Kargl [Sun, 9 Dec 2018 06:09:47 +0000 (06:09 +0000)]
re PR fortran/88048 (ICE in check_data_variable, at fortran/resolve.c:15491)
2018-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/88048
* resolve.c (check_data_variable): Named constant cannot be a
data object.
2018-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/88048
* gfortran.dg/pr88048.f90: New test.
From-SVN: r266916
Steven G. Kargl [Sun, 9 Dec 2018 04:02:44 +0000 (04:02 +0000)]
20180-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/87945
* decl.c (var_element): Inquiry parameters cannit be data objects.
20180-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/87945
* gfortran.dg/pr87945_1.f90: New test.
* gfortran.dg/pr87945_2.f90: New test.
From-SVN: r266915
Steven G. Kargl [Sun, 9 Dec 2018 01:02:41 +0000 (01:02 +0000)]
re PR fortran/88025 (ICE in gfc_apply_init, at fortran/expr.c:4468)
2018-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/88025
* expr.c (gfc_apply_init): Remove asserts that cannot trigger.
Check for a NULL pointer.
2018-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/88025
* gfortran.dg/pr88025.f90: New test.
From-SVN: r266913
GCC Administrator [Sun, 9 Dec 2018 00:16:33 +0000 (00:16 +0000)]
Daily bump.
From-SVN: r266912
Segher Boessenkool [Sat, 8 Dec 2018 22:31:09 +0000 (23:31 +0100)]
c: Delete a stray line in asm inline
I noticed I accidentally copied a line too many from the "volatile"
handling to the "inline" handling. This fixes it.
gcc/c/
* c-parser (c_parser_asm_statement) [RID_INLINE]: Delete stray line
setting "quals".
From-SVN: r266909
Steven G. Kargl [Sat, 8 Dec 2018 18:09:05 +0000 (18:09 +0000)]
re PR fortran/88357 (ICE in parse_associate, at fortran/parse.c:4568)
2018-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/88357
* class.c (insert_component_ref): Check for NULL pointer and
previous error message issued.
* parse.c (parse_associate): Check for NULL pointer.
* resolve.c (resolve_assoc_var): Check for NULL pointer.
2018-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
* gfortran.dg/pr88357_1.f90: New test.
* gfortran.dg/pr88357_2.f90: New test.
From-SVN: r266908
Jakub Jelinek [Sat, 8 Dec 2018 13:37:49 +0000 (14:37 +0100)]
re PR fortran/88304 (ICE in use_pointer_in_frame, at tree-nested.c:267)
PR fortran/88304
* tree-nested.c (convert_local_reference_stmt): Handle clobbers where
lhs is not a decl normally, don't call use_pointer_in_frame on that
lhs.
* gfortran.fortran-torture/compile/pr88304-2.f90: New test.
From-SVN: r266907
Eric Botcazou [Sat, 8 Dec 2018 11:07:53 +0000 (11:07 +0000)]
re PR rtl-optimization/88390 (g++.dg/tree-prof/pr57451.C FAILs)
PR rtl-optimization/88390
* dwarf2cfi.c (struct dw_cfi_row): Add window_save field.
(cfi_row_equal_p): Compare it.
(dwarf2out_frame_debug_cfa_window_save): Add FAKE parameter.
If FAKE is false, set window_save of the current row.
(dwarf2out_frame_debug) <REG_CFA_TOGGLE_RA_MANGLE>: Call above
function with FAKE parameter set to true.
<REG_CFA_WINDOW_SAVE>: Likewise but with FAKE parameter set to false.
(change_cfi_row): Emit a DW_CFA_GNU_window_save if necessary.
From-SVN: r266906
Rainer Orth [Sat, 8 Dec 2018 10:02:19 +0000 (10:02 +0000)]
Pass GDCFLAGS and CCASFLAGS to libphobos subdirs
* Makefile.am (AM_MAKEFLAGS): Pass CCASFLAGS, GDCFLAGS.
* Makefile.in: Regenerate.
From-SVN: r266905
Jakub Jelinek [Sat, 8 Dec 2018 08:58:24 +0000 (09:58 +0100)]
re PR libgomp/87995 (libgomp.c/../libgomp.c-c++-common/cancel-taskgroup-3.c fails consistently after r265930)
PR libgomp/87995
* testsuite/libgomp.c-c++-common/cancel-taskgroup-3.c: Require
tls_runtime effective target.
(t): New threadprivate variable.
(main): Set t in threads which execute iterations of the worksharing
loop. Propagate that to the task after the loop and don't abort
if the current taskgroup hasn't been cancelled.
From-SVN: r266904
GCC Administrator [Sat, 8 Dec 2018 00:16:34 +0000 (00:16 +0000)]
Daily bump.
From-SVN: r266903
Paolo Carlini [Fri, 7 Dec 2018 17:48:39 +0000 (17:48 +0000)]
decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in error messages about bit-fields with function type...
/cp
2018-12-07 Paolo Carlini <paolo.carlini@oracle.com>
* decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in error messages
about bit-fields with function type, warn_if_not_aligned type, and
static bit-fields; avoid DECL_NAME for unnamed declarations.
/testsuite
2018-12-07 Paolo Carlini <paolo.carlini@oracle.com>
* g++.dg/other/bitfield7.C: New.
* g++.dg/parse/bitfield8.C: Likewise.
* g++.dg/parse/bitfield9.C: Likewise.
* g++.dg/pr53037-4.C: Test the locations too.
From-SVN: r266900
Peter Bergner [Fri, 7 Dec 2018 17:33:55 +0000 (17:33 +0000)]
re PR target/87496 (ICE in aggregate_value_p at gcc/function.c:2046)
gcc/
PR target/87496
* config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
-mabi=ieeelongdouble and -mabi=ibmlongdouble without -mlong-double-128.
Do not error for -mabi=ibmlongdouble and no ISA 2.06 support.
* doc/invoke.texi: Document -mabi=ibmlongdouble and -mabi=ieeelongdouble
require -mlong-double-128.
gcc/testsuite/
PR target/87496
* gcc.target/powerpc/pr87496.c: Rename from this...
* gcc.target/powerpc/pr87496-1.c: ...to this. Update comment.
* gcc.target/powerpc/pr87496-2.c: New test.
* gcc.target/powerpc/pr87496-3.c: New test.
From-SVN: r266899
Kyrylo Tkachov [Fri, 7 Dec 2018 17:05:21 +0000 (17:05 +0000)]
[AArch64][2/2] Add sve_width -moverride tunable
On top of the previous patch that implements TARGET_ESTIMATED_POLY_VALUE
and adds an sve_width tuning field to the CPU structs, this patch implements
an -moverride knob to adjust this sve_width field to allow for experimentation.
Again, reminder that this only has an effect when compiling for VLA-SVE that is,
without msve-vector-bits=<foo>. This just adjusts tuning heuristics in the compiler,,
like profitability thresholds for vectorised versioned loops, and others.
It can be used, for example like -moverride=sve_width=256 to set the sve_width
tuning field to 256. Widths outside of the accepted SVE widths [128 - 2048] are rejected
as you'd expect.
* config/aarch64/aarch64.c (aarch64_tuning_override_functions): Add
sve_width entry.
(aarch64_parse_sve_width_string): Define.
* gcc.target/aarch64/sve/override_sve_width_1.c: New test.
From-SVN: r266898
Jeff Law [Fri, 7 Dec 2018 17:02:11 +0000 (10:02 -0700)]
gimple-ssa-evrp-analyze.h (class evrp_range_analyzer): Add m_update_global_ranges member.
* gimple-ssa-evrp-analyze.h (class evrp_range_analyzer): Add
m_update_global_ranges member. Add corresponding argument to ctor.
* gimple-ssa-evrp-analyze.c
(evrp_range_analyzer::evrp_range_analyzer): Add new argument and
initialize m_update_global_ranges.
(evrp_range_analyzer::set_ssa_range_info): Assert that we are
updating global ranges.
(evrp_range_analyzer::record_ranges_from_incoming_edge): Only
update global ranges if explicitly requested.
(evrp_range_analyzer::record_ranges_from_phis): Similarly.
(evrp_range_analyzer::record_ranges_from_stmt): Similarly.
* gimple-ssa-evrp.c (evrp_dom_walker): Pass new argument to
evrp_range_analyzer ctor.
* gimple-ssa-sprintf.c (sprintf_dom_walker): Similarly.
* tree-ssa-dom.c (dom_opt_dom_walker): Similarly.
* gcc.c-torture/builtins/strnlen.x: New file to filter -Og from
options to test.
From-SVN: r266897
Kyrylo Tkachov [Fri, 7 Dec 2018 16:48:39 +0000 (16:48 +0000)]
[AArch64][1/2] Implement TARGET_ESTIMATED_POLY_VALUE
The hook TARGET_ESTIMATED_POLY_VALUE allows a target to give an estimate for a poly_int run-time value.
It is used exclusively in tuning decisions, things like estimated loop iterations, probabilities etc.
It is not relied on for correctness.
If we know the SVE width implemented in hardware we can make more more
informed decisions in the implementation of TARGET_ESTIMATED_POLY_VALUE,
even when compiling for VLA vectorisation.
This patch adds an sve_width field to our tuning structs and sets it for
the current CPU tunings.
A new value is introduced to the aarch64_sve_vector_bits_enum enum that indicates
that SVE is not available: SVE_NOT_IMPLEMENTED. I set it to the same value as SVE_SCALABLE
so that parts of the aarch64 backend that follow the pattern:
if (vector_width == SVE_SCALABLE)
do_vla_friendly_action ()
else
assume_specific_width_for_correctness ()
continue to work without change, but the CPU tuning structs can use a more
appropriate moniker for indicating the absence of SVE.
This sets sve_width to SVE_NOT_IMPLEMENTED for all cores.
I aim to add an -moverride switch in the next patch that allows a power user to experiment
with different values of it for investigations.
* config/aarch64/aarch64-opts.h (aarch64_sve_vector_bits_enum):
Add SVE_NOT_IMPLEMENTED value.
* config/aarch64/aarch64-protos.h (struct tune_params): Add sve_width
field.
* config/aarch64/aarch64.c (generic_tunings,cortexa35_tunings,
cortexa53_tunings, cortexa57_tunings, cortexa72_tunings,
cortexa73_tunings, exynosm1_tunings, thunderx_tunings,
thunderx_tunings, tsv110_tunings, xgene1_tunings, qdf24xx_tunings,
saphira_tunings, thunderx2t99_tunings, emag_tunings):
Specify sve_width.
(aarch64_estimated_poly_value): Define.
(TARGET_ESTIMATED_POLY_VALUE): Define.
From-SVN: r266896
Paul A. Clarke [Fri, 7 Dec 2018 16:32:34 +0000 (16:32 +0000)]
[rs6000] mmintrin.h: fix use of "vector"
A recent patch inadvertently added the use of "vector" to mmintrin.h
when all such uses should be "__vector".
[gcc]
2018-12-07 Paul A. Clarke <pc@us.ibm.com>
PR target/88408
* config/rs6000/mmintrin.h (_mm_packs_pu16): Correctly use "__vector".
From-SVN: r266895
Vladimir Makarov [Fri, 7 Dec 2018 16:08:17 +0000 (16:08 +0000)]
re PR rtl-optimization/88349 ([MIPS] Redundant store instructions generated start with r266385)
2018-12-07 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/88349
* ira-costs.c (record_operand_costs): Check bigger reg class on
NO_REGS.
2018-12-07 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/88349
* gcc.target/mips/pr88349.c: New.
From-SVN: r266894
Jakub Jelinek [Fri, 7 Dec 2018 15:20:04 +0000 (16:20 +0100)]
re PR c++/86669 (Complete object constructor clone omits length for a c++11 braced initialiser)
PR c++/86669
* call.c (make_temporary_var_for_ref_to_temp): Call pushdecl even for
automatic vars.
* g++.dg/cpp0x/initlist105.C: New test.
* g++.dg/cpp0x/initlist106.C: New test.
* g++.dg/other/pr86669.C: New test.
From-SVN: r266893
Richard Sandiford [Fri, 7 Dec 2018 15:03:15 +0000 (15:03 +0000)]
[AArch64][SVE] Remove unnecessary PTRUEs from integer arithmetic
When using the unpredicated immediate forms of MUL, LSL, LSR and ASR,
the rtl patterns would still have the predicate operand we created for
the other forms. This patch splits the patterns after reload in order
to get rid of the predicate, like we already do for WHILE.
2018-12-07 Richard Sandiford <richard.sandiford@arm.com>
gcc/
* config/aarch64/aarch64-sve.md (*mul<mode>3, *v<optab><mode>3):
Split the patterns after reload if we don't need the predicate
operand.
(*post_ra_mul<mode>3, *post_ra_v<optab><mode>3): New patterns.
gcc/testsuite/
* gcc.target/aarch64/sve/pred_elim_2.c: New test.
From-SVN: r266892
Richard Sandiford [Fri, 7 Dec 2018 15:01:47 +0000 (15:01 +0000)]
[AArch64][SVE] Remove unnecessary PTRUEs from FP arithmetic
When using the unpredicated all-register forms of FADD, FSUB and FMUL,
the rtl patterns would still have the predicate operand we created for
the other forms. This patch splits the patterns after reload in order
to get rid of the predicate, like we already do for WHILE.
2018-12-07 Richard Sandiford <richard.sandiford@arm.com>
gcc/
* config/aarch64/iterators.md (SVE_UNPRED_FP_BINARY): New code
iterator.
(sve_fp_op): Handle minus and mult.
* config/aarch64/aarch64-sve.md (*add<mode>3, *sub<mode>3)
(*mul<mode>3): Split the patterns after reload if we don't
need the predicate operand.
(*post_ra_<sve_fp_op><mode>3): New pattern.
gcc/testsuite/
* gcc.target/aarch64/sve/pred_elim_1.c: New test.
From-SVN: r266891
Ian Lance Taylor [Fri, 7 Dec 2018 14:22:55 +0000 (14:22 +0000)]
runtime: add missing return for non-GNU/Linux version of tgkill
Path from Rainer Orth.
Reviewed-on: https://go-review.googlesource.com/c/153118
From-SVN: r266890
Rainer Orth [Fri, 7 Dec 2018 13:56:17 +0000 (13:56 +0000)]
Add forgotten PR marker.
From-SVN: r266889
Rainer Orth [Fri, 7 Dec 2018 13:01:20 +0000 (13:01 +0000)]
Build gcc.target/i386/ipa-stack-alignment-2.c with -fomit-frame-pointer
* gcc.target/i386/ipa-stack-alignment-2.c: Add
-fomit-frame-pointer to dg-options.
From-SVN: r266888
Nick Clifton [Fri, 7 Dec 2018 10:33:30 +0000 (10:33 +0000)]
Add a recursion limit to libiberty's demangling code. The limit is enabled by default, but can be disabled via a new demangling option.
include * demangle.h (DMGL_NO_RECURSE_LIMIT): Define.
(DEMANGLE_RECURSION_LIMIT): Define
PR 87681
PR 87675
PR 87636
PR 87350
PR 87335
libiberty * cp-demangle.h (struct d_info): Add recursion_level field.
* cp-demangle.c (d_function_type): Add recursion counter.
If the recursion limit is reached and the check is not disabled,
then return with a failure result.
(cplus_demangle_init_info): Initialise the recursion_level field.
(d_demangle_callback): If the recursion limit is enabled, check
for a mangled string that is so long that there is not enough
stack space for the local arrays.
* cplus-dem.c (struct work): Add recursion_level field.
(squangle_mop_up): Set the numb and numk fields to zero.
(work_stuff_copy_to_from): Handle the case where a btypevec or
ktypevec field is NULL.
(demangle_nested_args): Add recursion counter. If
the recursion limit is not disabled and reached, return with a
failure result.
From-SVN: r266886
Bin Cheng [Fri, 7 Dec 2018 09:49:13 +0000 (09:49 +0000)]
profile-count.h (profile_count::oeprator>=): Fix typo by inverting return condition when *this is precise zero.
* profile-count.h (profile_count::oeprator>=): Fix typo by inverting
return condition when *this is precise zero.
From-SVN: r266885
GCC Administrator [Fri, 7 Dec 2018 00:16:25 +0000 (00:16 +0000)]
Daily bump.
From-SVN: r266884
Jakub Jelinek [Thu, 6 Dec 2018 23:41:04 +0000 (00:41 +0100)]
re PR target/85593 (GCC on ARM allocates R3 for local variable when calling naked function with O2 optimizations enabled)
PR target/85593
* final.c (rest_of_handle_final): Don't call collect_fn_hard_reg_usage
for functions with naked attribute.
* gcc.target/i386/pr85593.c: New test.
From-SVN: r266881
Jakub Jelinek [Thu, 6 Dec 2018 23:39:12 +0000 (00:39 +0100)]
re PR rtl-optimization/85770 (ICE: in lra_eliminate, at lra-eliminations.c:1439 with -march=nano-1000)
PR rtl-optimization/85770
* gcc.target/i386/pr85770.c: Require int128 effective target.
From-SVN: r266880
Jakub Jelinek [Thu, 6 Dec 2018 23:29:04 +0000 (00:29 +0100)]
re PR fortran/88377 (ICE in gfc_omp_clause_copy_ctor, at fortran/trans-openmp.c:614)
PR fortran/88377
* trans-openmp.c (gfc_omp_clause_default_ctor,
gfc_omp_clause_copy_ctor, gfc_omp_clause_assign_op,
gfc_omp_clause_linear_ctor, gfc_omp_clause_dtor): Only consider
GFC_DECL_GET_SCALAR_ALLOCATABLE vars as scalar allocatables if they
have pointer type.
* gfortran.dg/gomp/pr88377.f90: New test.
From-SVN: r266879
Jakub Jelinek [Thu, 6 Dec 2018 23:28:04 +0000 (00:28 +0100)]
re PR tree-optimization/88367 (-fno-delete-null-pointer-checks doesn't work properly)
PR c/88367
* tree-vrp.c (extract_range_from_binary_expr): For POINTER_PLUS_EXPR
with -fno-delete-null-pointer-checks, set_nonnull only if the pointer
is non-NULL and offset is known to have most significant bit clear.
* vr-values.c (vr_values::vrp_stmt_computes_nonzero): For ADDR_EXPR
of MEM_EXPR, return true if the MEM_EXPR has non-zero offset with
most significant bit clear. If offset does have most significant bit
set and -fno-delete-null-pointer-checks, don't return true even if
the base pointer is non-NULL.
* gcc.dg/tree-ssa/pr88367.c: New test.
From-SVN: r266878
Jakub Jelinek [Thu, 6 Dec 2018 23:25:10 +0000 (00:25 +0100)]
re PR c++/87506 (ICE with inherited constexpr constructor with const argument)
PR c++/87506
* constexpr.c (adjust_temp_type): Handle EMPTY_CLASS_EXPR.
* g++.dg/cpp0x/constexpr-87506.C: New test.
From-SVN: r266877
Paolo Carlini [Thu, 6 Dec 2018 23:20:16 +0000 (23:20 +0000)]
class.c (check_bitfield_decl): In error message about non-integral type print the type itself too.
/cp
2018-12-06 Paolo Carlini <paolo.carlini@oracle.com>
* class.c (check_bitfield_decl): In error message about non-integral
type print the type itself too.
* decl.c (grokdeclarator): Do not ICE on unnamed bit-fields declared
friends; when calling build_decl for a FIELD_DECL possibly pass the
declarator->id_loc.
/testsuite
2018-12-06 Paolo Carlini <paolo.carlini@oracle.com>
* g++.dg/parse/bitfield7.C: New.
* g++.dg/other/bitfield2.C: Check location and type.
* g++.dg/parse/bitfield1.C: Likewise.
* g++.dg/parse/bitfield2.C: Likewise.
From-SVN: r266876
Alexandre Oliva [Thu, 6 Dec 2018 23:18:40 +0000 (23:18 +0000)]
[PR86747] tsubst friend tpl ctxt before looking it up for dupes
When a member template is redeclared as a friend, we enter the context
of the member before looking it up, and then we check that the decls
are compatible. However, when the member template references template
types of the enclosing context, say an enclosing template class, the
compare fails because the friend decl is already tsubsted, whereas the
looked up name isn't.
The problem is that the enclosing context is taken from the friend
declaration before tsubsting it, so we look up in the context of the
generic template instead of that of the tsubsted one we're
specializing. The solution is to tsubst the enclosing context when
it's a non-namespace scope.
for gcc/cp/ChangeLog
PR c++/86747
* pt.c (tsubst_friend_class): Enter tsubsted class context.
for gcc/testsuite/ChangeLog
PR c++/86747
* g++.dg/pr86747.C: New.
From-SVN: r266875
Alexandre Oliva [Thu, 6 Dec 2018 23:18:30 +0000 (23:18 +0000)]
[PR86397] resolve nondependent noexcept specs early in C++1[14]
build_noexcept_spec refrained from resolving nondependent noexcept
expressions when they were not part of the function types (C++ 11 and
14). This caused problems during mangling: canonical_eh_spec, when
called on the template function type, would find an unresolved but not
explicitly deferred expression, and nothrow_spec_p would reject it.
We could relax the mangling logic to skip canonical_eh_spec, but since
-Wnoexcept-type warns when mangling function names that change as
noexcept specs become part of types and of mangling in C++17, and the
test at mangling time may give incorrect results if the spec is not
resolved, we might as well keep things simple and resolve nondependent
noexcept specs sooner rather than later. This is what this patch does.
for gcc/cp/ChangeLog
PR c++/86397
* except.c (build_noexcept_spec): Resolve nondependent
expressions.
for gcc/testsuite/ChangeLog
PR c++/86397
* g++.dg/cpp0x/pr86397-1.C: New.
* g++.dg/cpp0x/pr86397-2.C: New.
From-SVN: r266874
Alexandre Oliva [Thu, 6 Dec 2018 23:18:19 +0000 (23:18 +0000)]
avoid null ptr deref in cselib_record_sets
Jeff Law tells me h8300-elf fails gcc.c-torture/compile/pr49029.c
with -O2 -g -mint32 -mh. This patch fixes it.
The problem is that strict low part handling in cselib_record_sets
assumes src_elt is not NULL. That src_elt is taken from a strict low
part set, but it won't always have a src_elt to begin with. In this
case, it's because src is a volatile MEM; we don't record values for
those.
Although we could fix the problem by testing for a NULL src_elt before
creating the zero extends corresponding to strict low part sets of
formerly const0_rtx REGs, there's no point in recording the additional
set that we won't be able to use anyway.
We could still record that the whole register has a zero-extend of
the value stored in the narrower-mode strict low part of the register,
but is that of any use? I guess not, but if we find otherwise, we can
change that later.
for gcc/ChangeLog
* cselib.c (cselib_record_sets): Skip strict low part sets
with NULL src_elt.
From-SVN: r266873
Paul A. Clarke [Thu, 6 Dec 2018 22:14:55 +0000 (22:14 +0000)]
[rs6000] Enable x86-compat vector intrinsics testing
The testsuite tests for the compatibility implementations of x86 vector
intrinsics for "powerpc" had been inadvertently made to PASS
without actually running the test code.
This patch removes the code which kept the tests from running the actual
test code.
2018-12-06 Paul A. Clarke <pc@us.ibm.com>
[gcc/testsuite]
PR target/88316
* gcc.target/powerpc/bmi-check.h: Remove test for
__BUILTIN_CPU_SUPPORTS__, thereby enabling test code to run.
* gcc.target/powerpc/bmi2-check.h: Likewise.
* gcc.target/powerpc/mmx-check.h: Likewise.
* gcc.target/powerpc/sse-check.h: Likewise.
* gcc.target/powerpc/sse2-check.h: Likewise.
* gcc.target/powerpc/sse3-check.h: Likewise.
From-SVN: r266870
Paul A. Clarke [Thu, 6 Dec 2018 22:11:01 +0000 (22:11 +0000)]
[rs6000] Fix x86-compat vector intrinsics testcases for BE, 32bit
Fix general endian issues found in the test cases for thecompatibility
implementations of the x86 vector intrinsics. (The tests had been
inadvertently made to PASS without actually running the test code.
A later patch fixes this issue.)
Additionally, a new <smmintrin.h> is added, as some of the APIs therein are
now used by the test cases. It is _not_ a complete implementation of the
SSE4 interfaces, only the few "extract" interfaces uses by the tests.
2018-12-06 Paul A. Clarke <pc@us.ibm.com>
[gcc]
PR target/88316
* config/rs6000/smmintrin.h: New file.
* config.gcc: Add smmintrin.h to extra_headers for powerpc*-*-*.
[gcc/testsuite]
PR target/88316
* gcc.target/powerpc/mmx-packssdw-1.c: Fixes for big-endian.
* gcc.target/powerpc/mmx-packsswb-1.c: Likewise.
* gcc.target/powerpc/mmx-packuswb-1.c: Likewise.
* gcc.target/powerpc/mmx-pmulhw-1.c: Likewise.
* gcc.target/powerpc/sse-cvtpi32x2ps-1.c: Likewise.
* gcc.target/powerpc/sse-cvtpu16ps-1.c: Likewise.
* gcc.target/powerpc/sse-cvtss2si-1.c: Likewise.
* gcc.target/powerpc/sse-cvtss2si-2.c: Likewise.
* gcc.target/powerpc/sse2-pshufhw-1.c: Likewise.
* gcc.target/powerpc/sse2-pshuflw-1.c: Likewise.
From-SVN: r266869
Paul A. Clarke [Thu, 6 Dec 2018 22:03:25 +0000 (22:03 +0000)]
[rs6000] x86-compat vector intrinsics fixes for BE, 32bit
Fix general endian and 32-bit mode issues found in the
compatibility implementations of the x86 vector intrinsics when running the
associated test suite tests. (The tests had been inadvertently made to PASS
without actually running the test code. A later patch fixes this issue.)
2018-12-03 Paul A. Clarke <pc@us.ibm.com>
PR target/88316
* config/rs6000/mmintrin.h (_mm_unpackhi_pi8): Fix for big-endian.
(_mm_unpacklo_pi8): Likewise.
(_mm_mulhi_pi16): Likewise.
(_mm_packs_pi16): Fix for big-endian. Use preferred API.
(_mm_packs_pi32): Likewise.
(_mm_packs_pu16): Likewise.
* config/rs6000/xmmintrin.h (_mm_cvtss_si32): Fix for big-endian.
(_mm_cvtss_si64): Likewise.
(_mm_cvtpi32x2_ps): Likewise.
(_mm_shuffle_ps): Likewise.
(_mm_movemask_pi8): Likewise.
(_mm_mulhi_pu16): Likewise.
(_mm_sad_pu8): Likewise.
(_mm_sad_pu8): Likewise.
(_mm_cvtpu16_ps): Fix for big-endian. Use preferred API.
(_mm_cvtpu8_ps): Likewise.
(_mm_movemask_ps): Better #else case for big-endian (no functional
change).
(_mm_shuffle_pi16): Likewise.
* config/rs6000/emmintrin.h (_mm_movemask_pd): Fix for big-endian.
Better #else case for big-endian (no functional change).
(_mm_movemask_epi8): Likewise.
(_mm_shufflehi_epi16): Likewise.
(_mm_shufflelo_epi16): Likewise.
(_mm_shuffle_epi32): Likewise.
(_mm_mul_epu32): Fix for big-endian.
(_mm_bsrli_si128): Likewise.
(_mm_cvtps_pd): Better #else case for big endian.
(_mm_mulhi_epi16): Likewise.
(_mm_mul_epu32): Likewise.
(_mm_slli_si128): Likewise.
(_mm_sll_epi16): Likewise.
(_mm_sll_epi32): Likewise.
(_mm_sra_epi16): Likewise.
(_mm_sra_epi32): Likewise.
(_mm_srl_epi16): Likewise.
(_mm_srl_epi32): Likewise.
(_mm_mulhi_epu16): Likewise.
(_mm_sad_epu8): Likewise.
* config/rs6000/pmmintrin.h (_mm_hadd_ps): Fix for big-endian.
(_mm_sub_ps): Likewise.
* config/rs6000/mmintrin.h (_mm_cmpeq_pi8): Fix for 32-bit mode.
* gcc/config/rs6000/tmmintrin.h (_mm_alignr_epi8): Use ENDIAN
macros consistently (no functional changes).
(_mm_alignr_pi8): Likewise.
From-SVN: r266868
Jason Merrill [Thu, 6 Dec 2018 21:17:08 +0000 (16:17 -0500)]
PR c++/88136 - -Wdeprecated-copy false positives
Deprecating the copy operations because the class has a user-provided
destructor turns out to have too many false positives; this patch adjusts
-Wdeprecated-copy to only deprecate if the other copy operation is
user-provided. To get the earlier behavior, people can explicitly request
it with -Wdeprecated-copy-dtor.
gcc/c-family/
* c.opt (Wdeprecated-copy-dtor): New.
(Wdeprecated-copy): Move to -Wextra.
gcc/cp/
* class.c (classtype_has_depr_implicit_copy): Rename from
classtype_has_user_copy_or_dtor.
* method.c (lazily_declare_fn): Adjust.
* decl2.c (cp_warn_deprecated_use): Refer to -Wdeprecated-copy-dtor
if deprecation is due to a destructor.
From-SVN: r266867
Iain Sandoe [Thu, 6 Dec 2018 20:09:26 +0000 (20:09 +0000)]
Darwin - fix PR c++/87380
This is [intentionally] broken C++ ABI, that was catering for a
tool problem that existed in a very old Darwin toolchain.
The issue is not present after Darwin7 (using default system
tools) so confine the fix to that revision or earlier.
2018-12-06 Iain Sandoe <iain@sandoe.co.uk>
PR c++/87380
* config/darwin.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC) Remove; use the
default.
* config/rs6000/darwin7.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): New.
From-SVN: r266866
Marek Polacek [Thu, 6 Dec 2018 19:43:17 +0000 (19:43 +0000)]
PR c++/88373 - wrong parse error with ~.
* parser.c (cp_parser_template_name): Check tag_type for
none_type.
* g++.dg/cpp2a/fn-template19.C: New test.
From-SVN: r266865
Iain Sandoe [Thu, 6 Dec 2018 19:42:21 +0000 (19:42 +0000)]
Darwin fix libstdc++ build warnings.
GCC does not export construction vtable symbols from shared libraries.
The symbols are marked hidden in the objects; for Darwin that makes
them also external (“private_extern” is Darwin’s hidden) which means
that they show up in the list of possible symbols for export from
libstdc++, and there are sufficiently relaxed match conditions that
they reach the exports list. When Darwin’s static linker encounters
them it generates a warning that they cannot be exported. This patch
prunes them from the list of symbols to be considered, thus
eliminating the warnings. No functional Change inended to the library
exports.
2018-12-06 Iain Sandoe <iain@sandoe.co.uk>
* scripts/make_exports.pl (check names): Don’t try to export
construction vtable symbols.
From-SVN: r266864
Jonathan Wakely [Thu, 6 Dec 2018 19:21:32 +0000 (19:21 +0000)]
Fix PR libstdc++/64883 Darwin headers use always_inline so don't test that
Because darwin system headers use always_inline rather than
__always_inline__ the libstdc++ test will fail, even if our headers only
use the reserved form of the attribute. Don't test it on Darwin, and
assume that testing on other targets will catch any accidental misuses
in libstdc++ headers.
2018-12-06 Jonathan Wakely <jwakely@redhat.com>
Iain Sandoe <iain@sandoe.co.uk>
PR libstdc++/64883
* testsuite/17_intro/headers/c++1998/all_attributes.cc: Don't test
always_inline on Darwin.
* testsuite/17_intro/headers/c++2011/all_attributes.cc: Likewise.
* testsuite/17_intro/headers/c++2014/all_attributes.cc: Likewise.
* testsuite/17_intro/headers/c++2017/all_attributes.cc: Likewise.
* testsuite/17_intro/headers/c++2020/all_attributes.cc: Likewise.
Co-Authored-By: Iain Sandoe <iain@sandoe.co.uk>
From-SVN: r266863
Vladimir Makarov [Thu, 6 Dec 2018 18:41:46 +0000 (18:41 +0000)]
re PR target/88282 (ICE in df_install_refs at gcc/df-scan.c:2379)
2018-12-06 Vladimir Makarov <vmakarov@redhat.com>
PR target/88282
* ira.c (ira_init_register_move_cost): Use info from
hard_regno_mode_ok instead of contains_reg_of_mode.
* ira-costs.c (contains_reg_of_mode): Don't use cost from bigger
hard register class for some fixed hard registers.
From-SVN: r266862
Richard Sandiford [Thu, 6 Dec 2018 18:02:09 +0000 (18:02 +0000)]
Remove bogus test line from vect-over-widen-23.c
I'd cut-&-paste vect-over-widen-23.c in an attempt to get the target
reuirements right, but by doing so carried over an unwanted test for
shifts.
2018-12-06 Richard Sandiford <richard.sandiford@arm.com>
gcc/testsuite/
* gcc.dg/vect/vect-over-widen-23.c: Remove unwanted line.
From-SVN: r266861
Segher Boessenkool [Thu, 6 Dec 2018 17:56:58 +0000 (18:56 +0100)]
asm inline
The Linux kernel people want a feature that makes GCC pretend some
inline assembler code is tiny (while it would think it is huge), so
that such code will be inlined essentially always instead of
essentially never.
This patch lets you say "asm inline" instead of just "asm", with the
result that that inline assembler is always counted as minimum cost
for inlining. It implements this for C and C++, making "inline"
another asm-qualifier (supplementing "volatile" and "goto").
* doc/extend.texi (Using Assembly Language with C): Document asm inline.
(Size of an asm): Fix typo. Document asm inline.
* gimple-pretty-print.c (dump_gimple_asm): Handle asm inline.
* gimple.h (enum gf_mask): Add GF_ASM_INLINE.
(gimple_asm_set_volatile): Fix typo.
(gimple_asm_inline_p): New.
(gimple_asm_set_inline): New.
* gimplify.c (gimplify_asm_expr): Propagate the asm inline flag from
tree to gimple.
* ipa-icf-gimple.c (func_checker::compare_gimple_asm): Compare the
gimple_asm_inline_p flag, too.
* tree-core.h (tree_base): Document that protected_flag is ASM_INLINE_P
in an ASM_EXPR.
* tree-inline.c (estimate_num_insns): If gimple_asm_inline_p return
a minimum size for an asm.
* tree.h (ASM_INLINE_P): New.
gcc/c/
* c-parser.c (c_parser_asm_statement): Detect the inline keyword
after asm. Pass a flag for it to build_asm_expr.
* c-tree.h (build_asm_expr): Update declaration.
* c-typeck.c (build_asm_stmt): Add is_inline parameter. Use it to
set ASM_INLINE_P.
gcc/cp/
* cp-tree.h (finish_asm_stmt): Update declaration.
* parser.c (cp_parser_asm_definition): Detect the inline keyword
after asm. Pass a flag for it to finish_asm_stmt.
* pt.c (tsubst_expr): Pass the ASM_INLINE_P flag to finish_asm_stmt.
* semantics.c (finish_asm_stmt): Add inline_p parameter. Use it to
set ASM_INLINE_P.
gcc/testsuite/
* c-c++-common/torture/asm-inline.c: New testcase.
* gcc.dg/asm-qual-2.c: Test asm inline, too.
From-SVN: r266860
Segher Boessenkool [Thu, 6 Dec 2018 17:47:52 +0000 (18:47 +0100)]
asm qualifiers (PR55681)
PR55681 observes that currently only one qualifier is allowed for
inline asm, so that e.g. "volatile asm" is allowed, "const asm" is also
okay (with a warning), but "const volatile asm" gives an error. Also
"goto" has to be last.
This patch changes things so that only "asm-qualifiers" are allowed,
that is "volatile" and "goto", in any combination, in any order, but
without repetitions.
PR inline-asm/55681
* doc/extend.texi (Basic Asm): Update grammar.
(Extended Asm): Update grammar.
gcc/c/
PR inline-asm/55681
* c-parser.c (c_parser_asm_statement): Update grammar. Allow any
combination of volatile and goto, in any order, without repetitions.
gcc/cp/
PR inline-asm/55681
* parser.c (cp_parser_asm_definition): Update grammar. Allow any
combination of volatile and goto, in any order, without repetitions.
gcc/testsuite/
PR inline-asm/55681
* gcc.dg/asm-qual-1.c: Test that "const" and "restrict" are refused.
* gcc.dg/asm-qual-2.c: New test, test that asm-qualifiers are allowed
in any order, but that duplicates are not allowed.
From-SVN: r266859
Jeff Law [Thu, 6 Dec 2018 15:35:34 +0000 (08:35 -0700)]
re PR testsuite/86540 (pr77445-2.c and ssa-dom-thread-7.c regressions since May 20, 2018)
PR testsuite/86540
* gcc.dg/tree-ssa/ssa-dom-thread-7.c: Skip the post switch conversion
tests on aarch64.
* gcc.dg/tree-ssa/pr77445-2.c: Similarly.
From-SVN: r266857
David Malcolm [Thu, 6 Dec 2018 15:25:12 +0000 (15:25 +0000)]
C++: improvements to diagnostics using %P (more PR c++/85110)
This patch is based on grepping the C++ frontend for %P
i.e. diagnostics that refer to a parameter number. It fixes up
these diagnostics to highlight the pertinent param where appropriate
(and possible), along with various other tweaks, as described in the
ChangeLog.
gcc/cp/ChangeLog:
PR c++/85110
* call.c (conversion_null_warnings): Try to use the location of
the expression for the warnings. Add notes showing the parameter
of the function decl, where available.
(get_fndecl_argument_location): For implicitly-declared functions,
use the fndecl location rather than that of the param.
(maybe_inform_about_fndecl_for_bogus_argument_init): New function.
(convert_like_real): Use it in various places to avoid repetition.
(complain_about_bad_argument): Likewise.
* cp-tree.h (maybe_inform_about_fndecl_for_bogus_argument_init):
New declaration.
* decl2.c (check_default_args): Put all diagnostics for the fndecl
into a diagnostic group. Use the location of the parameter when
complaining about parameters with missing default arguments in
preference to that of the fndecl. Attempt to record the location
of the first parameter with a default argument and emit a note
for the first parameter that's missing one.
* typeck.c (convert_arguments): When complaining about parameters
with incomplete types, attempt to use the location of the
argument. Where available, add a note showing the pertinent
parameter in the fndecl.
(convert_for_assignment): When complaining about bad conversions
at function calls, use the location of the unstripped argument.
(convert_for_initialization): When checking for bogus references,
add an auto_diagnostic_group, and update the note to use the
location of the pertinent parameter, rather than just the callee.
gcc/testsuite/ChangeLog:
PR c++/85110
* g++.dg/diagnostic/missing-default-args.C: New test.
* g++.dg/diagnostic/param-type-mismatch-3.C: New test.
* g++.dg/diagnostic/param-type-mismatch.C: Add tests for invalid
references and incomplete types.
* g++.dg/warn/Wconversion-null-4.C: New test.
From-SVN: r266856
Jeff Law [Thu, 6 Dec 2018 13:46:25 +0000 (06:46 -0700)]
Drop duplicate half of doubly-applied test.
From-SVN: r266854
Iain Sandoe [Thu, 6 Dec 2018 13:36:35 +0000 (13:36 +0000)]
Fix for PR78444 by ensuring 128b alignment at call sites.
2018-12-06 Iain Sandoe <iain@sandoe.co.uk>
PR target/78444
* config/i386/darwin.h (STACK_BOUNDARY): Remove macro.
* config/i386/i386.c (ix86_compute_frame_layout): Ensure at least 128b
stack alignment in non-leaf functions.
From-SVN: r266853
Jakub Jelinek [Thu, 6 Dec 2018 12:20:09 +0000 (13:20 +0100)]
re PR target/87598 (Rejects "%a0" with constant)
PR target/87598
* config/aarch64/aarch64.c (aarch64_print_address_internal): Don't
call output_operand_lossage on VOIDmode CONST_INTs. After
output_operand_lossage do return false.
* gcc.target/aarch64/asm-5.c: New test.
From-SVN: r266852
Richard Biener [Thu, 6 Dec 2018 11:32:52 +0000 (11:32 +0000)]
df-problems.c (df_rd_local_compute): Use bitmap_release.
2018-12-06 Richard Biener <rguenther@suse.de>
* df-problems.c (df_rd_local_compute): Use bitmap_release.
(df_live_free): Likewise.
(df_md_local_compute): Likewise.
(df_md_free): Release df_md_scratch bitmap.
* loop-invariant.c (calculate_loop_reg_pressure): Use
bitmap_release.
* sched-deps.c (true_dependency_cache, output_dependency_cache,
anti_dependency_cache, control_dependency_cache,
spec_dependency_cache): Use bitmap instead of bitmap_head *.
* sched-ebb.c (schedule_ebbs_init): Initialize non-GTY
dont_calc_deps as bitmap allocated from obstack not GC.
(schedule_ebbs_finish): Use bitmap_release.
* sched-rgn.c (schedule_insns): Initialize non-GTY
not_in_df as bitmap allocated from obstack not GC.
Use bitmap_release.
* sel-sched.c (_forced_ebb_heads): Remove premature optimization.
(sel_region_init): Allocate forced_ebb_heads.
(sel_region_finish): Free forced_ebb_heads.
From-SVN: r266851
Richard Biener [Thu, 6 Dec 2018 11:32:09 +0000 (11:32 +0000)]
bitmap.c (bitmap_head::crashme): Define.
2018-12-06 Richard Biener <rguenther@suse.de>
* bitmap.c (bitmap_head::crashme): Define.
* bitmap.h (bitmap_head): Add constexpr default constructor
poisoning the obstack member.
(bitmap_head::crashme): Declare.
(bitmap_release): New function clearing a bitmap and poisoning
the obstack member.
* gengtype.c (main): Make it recognize CONSTEXPR.
* lra-constraints.c (lra_inheritance): Use bitmap_release
instead of bitmap_clear.
* ira.c (ira): Work around class-memaccess warning.
* regrename.c (create_new_chain): Likewise.
From-SVN: r266850
Jakub Jelinek [Thu, 6 Dec 2018 10:45:47 +0000 (11:45 +0100)]
re PR tree-optimization/85726 (div C1 to div C2 match.pd suboptimization)
PR tree-optimization/85726
* generic-match-head.c (optimize_successive_divisions_p): New function.
* gimple-match-head.c (optimize_successive_divisions_p): Likewise.
* match.pd: Don't combine successive divisions if they aren't exact
and optimize_successive_divisions_p is false.
* gcc.dg/tree-ssa/pr85726-1.c: New test.
* gcc.dg/tree-ssa/pr85726-2.c: New test.
* gcc.dg/tree-ssa/pr85726-3.c: New test.
* gcc.dg/tree-ssa/pr85726-4.c: New test.
From-SVN: r266848
Jakub Jelinek [Thu, 6 Dec 2018 10:28:31 +0000 (11:28 +0100)]
re PR fortran/88304 (ICE in use_pointer_in_frame, at tree-nested.c:267)
PR fortran/88304
* tree-nested.c (convert_nonlocal_reference_stmt): Remove clobbers
for non-local automatic decls.
* gfortran.fortran-torture/compile/pr88304.f90: New test.
From-SVN: r266847
Richard Biener [Thu, 6 Dec 2018 10:20:39 +0000 (10:20 +0000)]
re PR middle-end/63184 (Fails to simplify comparison)
2018-12-06 Richard Biener <rguenther@suse.de>
PR middle-end/63184
* c-c++-common/pr19807-2.c: Try link only on x86, add xfailed
optimized dump scanning.
* c-c++-common/pr19807-3.c: Likewise.
From-SVN: r266846
Paolo Carlini [Thu, 6 Dec 2018 08:23:04 +0000 (08:23 +0000)]
decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in error message...
/cp
2018-12-06 Paolo Carlini <paolo.carlini@oracle.com>
* decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in error message;
print the type too; fix thinko in INDIRECT_TYPE_P use.
/testsuite
2018-12-06 Paolo Carlini <paolo.carlini@oracle.com>
* g++.dg/parse/bitfield6b.C: New.
* g++.dg/parse/bitfield3.C: Test location and type.
From-SVN: r266841
Iain Sandoe [Thu, 6 Dec 2018 08:14:57 +0000 (08:14 +0000)]
testsuite - handle the -fno-diagnostics-show-line-numbers in compat tests.
2018-12-06 Iain Sandoe <iain@sandoe.co.uk>
* lib/c-compat.exp (compat-use-alt-compiler):
Handle -fno-diagnostics-show-line-numbers.
(compat_setup_dfp): Likewise.
From-SVN: r266840
Jeff Law [Thu, 6 Dec 2018 00:40:08 +0000 (17:40 -0700)]
re PR rtl-optimization/85770 (ICE: in lra_eliminate, at lra-eliminations.c:1439 with -march=nano-1000)
PR rtl-optimization/85770
* gcc.target/i386/pr85770.c: New test.
From-SVN: r266839
David Edelsohn [Thu, 6 Dec 2018 00:36:52 +0000 (00:36 +0000)]
aix72.h (ASM_DEFAULT_SPEC): Match Power7 processor default.
* config/rs6000/aix72.h (ASM_DEFAULT_SPEC): Match Power7 processor
default.
From-SVN: r266838
projects / gcc.git / log