gcc/
PR driver/68463
* config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
offloading is enabled and -fopenacc or -fopenmp is specified.
(CRTOFFLOADEND): Likewise.
(GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
(GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
* lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
(offload_objects_file_name): New static var.
(tool_cleanup): Remove offload_objects_file_name file.
(find_offloadbeginend): Replace with ...
(find_crtoffloadtable): ... this.
(run_gcc): Remove offload_argc and offload_argv.
Get offload_objects_file_name from -foffload-objects=... option.
Read names of object files with offload from this file, pass them to
compile_images_for_offload_targets. Don't call find_offloadbeginend and
don't pass offloadbegin and offloadend to the linker. Don't pass
offload non-LTO files to the linker, because now they're not claimed.
libgcc/
PR driver/68463
* Makefile.in (crtoffloadtable$(objext)): New rule.
* configure.ac (extra_parts): Add crtoffloadtable$(objext) if
enable_offload_targets is not empty.
* configure: Regenerate.
* offloadstuff.c: Move __OFFLOAD_TABLE__ from crtoffloadend to
crtoffloadtable.
libgomp/
PR driver/68463
* testsuite/libgomp.oacc-c-c++-common/parallel-dims-2.c: Remove.
lto-plugin/
PR driver/68463
* lto-plugin.c (struct plugin_offload_file): New.
(offload_files): Change type.
(offload_files_last, offload_files_last_obj): New.
(offload_files_last_lto): New.
(free_2): Adjust accordingly.
(all_symbols_read_handler): Don't add offload files to lto_arg_ptr.
Don't call free_1 for offload_files. Write names of object files with
offloading to the temporary file. Add new option to lto_arg_ptr.
(claim_file_handler): Don't claim file if it contains offload sections
without LTO sections. If it contains offload sections, add to the list.
From-SVN: r233712
PR lto/67548
* lto-plugin.c (linker_output, linker_output_set): New statics.
(all_symbols_read_handler): Add -flinker-output option.
(onload): Record linker_output info.
* ipa-visibility.c (cgraph_externally_visible_p,
varpool_node::externally_visible_p): When doing incremental linking,
hidden symbols may be still used later.
(update_visibility_by_resolution_info): Do not drop weak during
incremental link.
(function_and_variable_visibility): Fix formating.
* flag-types.h (lto_linker_output): Declare.
* common.opt 9flag_incremental_link): New flag.
* lto-lang.c (lto_post_options): Process flag_lto_linker_output.
* lang.opt (lto_linker_output): New enum.
(flinker_output): New flag.
From-SVN: r230915
gcc/
* lto-wrapper.c (compile_offload_image): Start processing in_argv
from 0 instead of 1.
(run_gcc): Put offload objects into offload_argv, put LTO objects and
possible preceding arguments into lto_argv.
Pass offload_argv to compile_images_for_offload_targets instead of argv.
Use lto_argv for LTO recompilation instead of argv.
lto-plugin/
* lto-plugin.c (offload_files, num_offload_files): New static variables.
(free_1): Use arguments instead of global variables.
(free_2): Free offload_files.
(all_symbols_read_handler): Add names from offload_files to lto-wrapper
arguments.
(claim_file_handler): Do not add file to claimed_files if it contains
offload sections without LTO sections. Add it to offload_files instead.
From-SVN: r218543
gcc/
* gcc.c (spec_host_machine, accel_dir_suffix): New variables.
(process_command): Tweak path construction for the possibility
of being configured as an offload compiler.
(driver::maybe_putenv_OFFLOAD_TARGETS): New function.
(driver::main): Call maybe_putenv_OFFLOAD_TARGETS.
(driver::set_up_specs): Tweak path construction for the possibility of
being configured as an offload compiler.
* lto-wrapper.c (OFFLOAD_TARGET_NAMES_ENV): Define.
(offload_names, offloadbegin, offloadend): New static variables.
(free_array_of_ptrs, parse_env_var, access_check, compile_offload_image)
(compile_images_for_offload_targets, copy_file, find_offloadbeginend):
New static functions.
(run_gcc): Determine whether offload sections are present. If so, run
compile_images_for_offload_targets and return the names of new generated
objects to linker. If there are offload sections, but no LTO sections,
then return the copies of input objects without link-time recompilation.
lto-plugin/
* lto-plugin.c (OFFLOAD_SECTION, OFFLOAD_SECTION_LEN): Define.
(struct plugin_objfile): Add new field "offload".
(process_offload_section): New static function.
(claim_file_handler): Claim file if it contains offload sections.
Co-Authored-By: Andrey Turetskiy <andrey.turetskiy@intel.com>
Co-Authored-By: Bernd Schmidt <bernds@codesourcery.com>
Co-Authored-By: Michael Zolotukhin <michael.v.zolotukhin@intel.com>
From-SVN: r217491
* configure: Regenerate.
* configure.ac (--enable-as-accelerator-for)
(--enable-offload-targets): New configure options.
gcc/
* Makefile.in (real_target_noncanonical, accel_dir_suffix)
(enable_as_accelerator): New variables substituted by configure.
(libsubdir, libexecsubdir, unlibsubdir): Tweak for the possibility of
being configured as an offload compiler.
(DRIVER_DEFINES): Pass new defines DEFAULT_REAL_TARGET_MACHINE and
ACCEL_DIR_SUFFIX.
(install-cpp, install-common, install_driver, install-gcc-ar): Do not
install for the offload compiler.
* config.in: Regenerate.
* configure: Regenerate.
* configure.ac (real_target_noncanonical, accel_dir_suffix)
(enable_as_accelerator): Compute new variables.
(ACCEL_COMPILER): Define if the compiler is built as the accel compiler.
(OFFLOAD_TARGETS): List of target names suitable for offloading.
(ENABLE_OFFLOADING): Define if list of offload targets is not empty.
gcc/cp/
* Make-lang.in (c++.install-common): Do not install for the offload
compiler.
gcc/doc/
* install.texi (Options specification): Document
--enable-as-accelerator-for and --enable-offload-targets.
gcc/fortran/
* Make-lang.in (fortran.install-common): Do not install for the offload
compiler.
libgcc/
* Makefile.in (crtoffloadbegin$(objext)): New rule.
(crtoffloadend$(objext)): Likewise.
* configure: Regenerate.
* configure.ac (accel_dir_suffix): Compute new variable.
(extra_parts): Add crtoffloadbegin.o and crtoffloadend.o
if enable_offload_targets is not empty.
* offloadstuff.c: New file.
libgomp/
* config.h.in: Regenerate.
* configure: Regenerate.
* configure.ac: Check for libdl, required for plugin support.
(PLUGIN_SUPPORT): Define if plugins are supported.
(enable_offload_targets): Support Intel MIC targets.
(OFFLOAD_TARGETS): List of target names suitable for offloading.
lto-plugin/
* Makefile.am (libexecsubdir): Tweak for the possibility of being
configured for offload compiler.
(accel_dir_suffix, real_target_noncanonical): New variables substituted
by configure.
* Makefile.in: Regenerate.
* configure: Regenerate.
* configure.ac (accel_dir_suffix, real_target_noncanonical): Compute new
variables.
Co-Authored-By: Andrey Turetskiy <andrey.turetskiy@intel.com>
Co-Authored-By: Ilya Verbin <ilya.verbin@intel.com>
Co-Authored-By: Thomas Schwinge <thomas@codesourcery.com>
From-SVN: r217485
PR bootstrap/62260
* Makefile.am (gcc_build_dir): Set to @gcc_build_dir@.
* configure.ac (gcc_build_dir): Set and AC_SUBST according to
$host_subdir.
* Makefile.in: Regenerated.
* configure: Likewise.
From-SVN: r214524
2014-04-02 Richard Biener <rguenther@suse.de>
* lto-plugin.c (onload): Fail to load if -fno-use-linker-plugin
is set in COLLECT_GCC_OPTIONS.
From-SVN: r209011
2014-03-28 Richard Biener <rguenther@suse.de>
libiberty/
* simple-object.c (simple_object_internal_read): Handle
EINTR and short reads.
lto-plugin/
* lto-plugin.c (process_symtab): Handle EINTR and short reads.
From-SVN: r208898
* configure.ac (ac_lto_plugin_ldflags): Set to -Wc,-static-libgcc
for gcc.
* configure: Regenerate.
* Makefile.am (AM_LDFLAGS): New variable.
(liblto_plugin_la_LDFLAGS): Add it.
* Makefile.in: Regenerate.
From-SVN: r208614
PR lto/50616
* lto-plugin.c (PRI_LL): New macro.
(dump_symtab): Use PRI_LL instead of ll in print.
(process_symtab): Use PRI_LL instead of ll in scan.
From-SVN: r184462
Change "if (E) free (E);" to "free (E);" everywhere except in the
libgo/, intl/, zlib/ and classpath/ directories.
Also transform equivalent variants like
"if (E != NULL) free (E);" and allow an extra cast on the
argument to free. Otherwise, the tested and freed "E"
expressions must be identical, modulo white space.
From-SVN: r172785
2011-02-07 Kai Tietz <kai.tietz@onevision.com>
PR lto/47225
* Makefile.am (Wc): New helper for encoding -Wc,.
(liblto_plugin_la_LIBADD): Use Wc for libiberty library.
(liblto_plugin_la_DEPENDENCIES): Special case pic libiberty.
* Makefile.in: Regenerated.
From-SVN: r169900
2011-02-07 Kai Tietz <kai.tietz@onevision.com>
PR lto/47225
* Makefile.am (Wl): New helper for encoding -Wl,.
(liblto_plugin_la_LIBADD): Use -Wl for libiberty library.
* Makefile.in: Regenerated.
From-SVN: r169877
* lto-plugin.c (gold_version): New static variable.
(all_symbols_read_handler): Don't check pass_through_items if
using gold 1.11 or later.
(onload): Set gold_version if we see LDPT_GOLD_VERSION.
From-SVN: r169237
PR bootstrap/46397
PR bootstrap/46362
* configure.ac: Add AC_TYPE_INT64_T test.
* config.h.in: Regenerate.
* configure: Likewise.
* lto-plugin.c (debug): Use char not bool.
(nop): Likewise.
(check_1): Rename from check, and use int not bool for gate argument.
(check): Macro wrapper for the above to coerce gate argument into
boolean-valued integer in case it has pointer type.
(parse_table_entry): Use 0 not false.
(claim_file_handler): Avoid use of PRIx64 by splitting 64-bit size
into two 32-bit parts and printing as hex ints.
From-SVN: r166601
ChangeLog:
2010-11-03 Ian Lance Taylor <iant@google.com>
Dave Korn <dave.korn.cygwin@gmail.com>
PR lto/46273
* configure.ac: Remove libelf tests. Build lto-plugin on ELF always
and on other supported platforms whenever LTO is enabled.
* configure: Rebuild.
gcc/ChangeLog:
2010-11-03 Ian Lance Taylor <iant@google.com>
PR lto/46273
* gcc/config.gcc: Don't set lto_binary_reader.
* doc/install.texi (Prerequisites): Remove libelf paragraphs.
(Configuration): Mention --disable-lto. Remove --with-libelf
paragraph.
lto-plugin/ChangeLog:
2010-11-03 Dave Korn <dave.korn.cygwin@gmail.com>
PR lto/46273
* lto-plugin.h: Delete.
* lto-plugin-elf.c: Likewise.
* lto-plugin-coff.c: Likewise.
* configure.ac: Don't use libelf, don't source config.gcc.
(LIBELFLIBS): Delete.
(LIBELFINC): Delete.
(LTO_FORMAT): Delete.
(SYM_STYLE): Add AC_DEFINE var, set based on $target.
(config.h): Add AC_CONFIG_HEADERS directive.
* Makefile.am (LIBELFLIBS): Delete.
(LIBELFINC): Delete.
(LTO_FORMAT): Delete.
(DEFS): Import.
(AM_CPPFLAGS): Use it. Don't use LIBELFINC.
(liblto_plugin_la_SOURCES): Don't use LTO_FORMAT, don't include
any object-format-specific source file in the link.
(liblto_plugin_la_LIBADD): Don't use LIBELFLIBS.
* config.h.in: Generate.
* configure: Regenerate.
* Makefile.in: Likewise.
* lto-plugin.c (O_BINARY): Definition moved here from lto-plugin.h.
(LTO_SEGMENT_NAME): New definition.
(LTO_SECTION_PREFIX): Definition moved here from lto-plugin.h.
(LTO_SECTION_PREFIX_LEN): New definition.
(struct sym_aux): Struct definition moved here from lto-plugin.h.
(struct plugin_symtab): Likewise.
(struct plugin_objfile): Likewise.
(struct plugin_objfile): New struct def.
(enum symbol_style): New enum type.
(add_symbols): Make static.
(claimed_files): Likewise.
(num_claimed_files): Likewise.
(sym_style): New global.
(check): Make static.
(parse_table_entry): Likewise. Respect sym_style when extracting
symbol from symtab entry.
(translate): Make static.
(resolve_conflicts): Likewise.
(process_symtab): New function, per-section callback version of
old object-format-specific handling from deleted lto-plugin-elf.c.
(claim_file_handler): Convert ELF-specific version from deleted
lto-plugin-elf.c to simple_object interface and move here.
(process_options): Allow new '-sym-style=' option.
(onload): Don't call deleted onload_format_checks hook.
From-SVN: r166233
ChangeLog:
2010-10-07 Dave Korn <dave.korn.cygwin@gmail.com>
* configure.ac (build_lto_plugin): New shell variable.
(--enable-lto): Turn on by default for all non-ELF platforms that
have had LTO support added so far. Set build_lto_plugin appropriately
for both ELF and non-ELF.
(configdirs): Add lto-plugin or not based on build_lto_plugin.
* configure: Regenerate.
gcc/ChangeLog:
2010-10-07 Dave Korn <dave.korn.cygwin@gmail.com>
* config.host (host_lto_plugin_soname): New shell variable.
* configure.ac (LTOPLUGINSONAME): Add an AC_DEFINE for the above.
* config.in: Regenerate.
* configure: Regenerate.
* gcc.c (main): Use LTOPLUGINSONAME instead of hard-coding name of
LTO plugin shared library.
lto-plugin/ChangeLog:
2010-10-07 Dave Korn <dave.korn.cygwin@gmail.com>
* configure.ac: Source config.gcc to determine lto_binary_reader.
(LTO_FORMAT): New AC_SUBST variable inferred from lto_binary_reader.
* Makefile.am (LTO_FORMAT): Import.
(liblto_plugin_la_SOURCES): Add object format dependent module
defined by LTO_FORMAT.
(liblto_plugin_la_LIBADD): Allow for both PIC and non-PIC libiberty,
and work around libtool warning.
* configure: Regenerate.
* Makefile.in: Likewise.
* lto-plugin.c (struct sym_aux): Move to new lto-plugin.h.
(struct sym_aux): Likewise.
(struct plugin_symtab): Likewise.
(struct plugin_file_info): Likewise.
(LTO_SECTION_PREFIX): Likewise.
(add_symbols): Make non-static.
(claimed_files): Likewise.
(num_claimed_files): Likewise.
(check): Likewise.
(parse_table_entry): Likewise.
(translate): Likewise.
(resolve_conflicts): Likewise.
(process_symtab): Move to new lto-plugin-elf.c object format dependent
source file.
(claim_file_handler): Likewise, and make non-static.
(onload): Call new onload_format_checks function.
* lto-plugin.h: New file.
(LTO_SECTION_PREFIX): Move here.
(struct sym_aux): Likewise.
(struct plugin_symtab): Likewise.
(struct plugin_file_info): Likewise.
(claim_file_handler): Add new function prototype.
(onload_format_checks): Likewise.
(check): Declare extern.
(translate): Likewise.
(parse_table_entry): Likewise.
(resolve_conflicts): Likewise.
(add_symbols): Likewise.
(claimed_files): Likewise.
(num_claimed_files): Likewise.
* lto-plugin-elf.c (process_symtab): Move here.
(claim_file_handler): Likewise, and make non-static.
(onload_format_checks): New function factored out from onload.
* lto-plugin-coff.c (claim_file_handler): New function stub.
(onload_format_checks): Likewise.
From-SVN: r165133
2010-07-22 Richard Guenther <rguenther@suse.de>
lto-plugin/
* Makefile.am: New copy_lto_plugin rule to install the plugin
into ../gcc.
* Makefile.in: Regenerated.
From-SVN: r162412
2010-05-07 Richard Guenther <rguenther@suse.de>
* gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
the linker plugin.
(store_arg): Queue temp_filename for deletion instead of
the whole argument.
lto/
PR lto/43857
PR lto/43371
* lang.opt (fresolution): Change to ...
(fresolution=): ... this.
* lto-lang.c (lto_handle_option): Adjust.
lto-plugin/
* lto-plugin.c (free_2): Do not free resolution_file.
(write_resolution): Check that we were passed a resolution file.
(all_symbols_read_handler): Adjust.
(cleanup_handler): Do not remove the resolution file.
(process_option): Handle -fresolution=.
From-SVN: r159159
2009-11-12 Rafael Avila de Espindola <espindola@google.com>
* lto-plugin.c (write_resolution): Assume resolution_file is set.
Print the symbol name.
(all_symbols_read_handler): Create a resolution file.
Pass it to gcc.
(cleanup_handler): Remove the resolution file.
(process_option): Drop the -resolution option.
2009-11-12 Rafael Avila de Espindola <espindola@google.com>
* lang.opt (fresolution): Renamed from resolution.
* lto-lang.c (lto_handle_option): Handle new option name.
* lto.c (lto_resolution_read): Add more checks. Discard rest of line.
From-SVN: r154118
2009-11-04 Richard Guenther <rguenther@suse.de>
Rafael Avila de Espindola <espindola@google.com>
* gcc.c (process_command): Handle arguments name@offset.
2009-11-04 Richard Guenther <rguenther@suse.de>
Rafael Avila de Espindola <espindola@google.com>
* lto-elf.c (lto_elf_build_section_table): Add the base offset.
(lto_elf_file_open): Handle offsets in arguments name@offest.
2009-11-04 Richard Guenther <rguenther@suse.de>
Rafael Avila de Espindola <espindola@google.com>
* lto-plugin.c (plugin_file_info): Remove temp field.
(cleanup_handler): Don't delete temporary objects.
(claim_file_handler): Don't create temporary objects.
Co-Authored-By: Rafael Avila de Espindola <espindola@google.com>
From-SVN: r153903
2009-10-30 Rafael Avila de Espindola <espindola@google.com>
PR41871
* lto-plugin.c (claim_file_handler): Close files that we created.
From-SVN: r153764
2009-10-28 Rafael Avila de Espindola <espindola@google.com>
* lto-plugin.c (all_symbols_read_handler): Use LDPL_FATAL instead of
LDPL_ERROR
From-SVN: r153687
2009-10-16 Rafael Avila de Espindola <espindola@google.com>
* lto-plugin.c (message): New variable.
(check): New function.
(parse_table_entry, translate, write_resolution,add_output_files,
exec_lto_wrapper,claim_file_handler, onload): Use check instead of
assert.
(cleanup_handler): Use check instead of assert. Remove the arguments
file if it exists.
From-SVN: r152906
2009-10-15 Rafael Avila de Espindola <espindola@google.com>
* lto-plugin.c (resolution_file): New.
(free_1): Update comment.
(free_2): Free resolution_file.
(write_resolution): Write resolution to specified file. Use the
syms array from the symbol table.
(all_symbols_read_handler): Delay call to free_1 past call to
write_resolution.
(process_option): Add a -resolution option.
From-SVN: r152846
2009-10-13 Richard Guenther <rguenther@suse.de>
* Makefile.am (liblto_plugin_la_LIBADD): Link against the
correct libiberty.
* Makefile.in: Regenerated.
From-SVN: r152698
2009-10-08 Rafael Avila de Espindola <espindola@google.com>
* lto-plugin.c (add_input_library): New.
(all_symbols_read_handler): Use add_input_library for items that
start with -l.
(process_option): Fit in 80 columns.
(onload): Handle LDPT_ADD_INPUT_LIBRARY.
2009-10-08 Rafael Avila de Espindola <espindola@google.com>
* gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
being statically linked.
From-SVN: r152558
