gcc/libgcc/offloadstuff.c

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[PATCH 1/7] OpenMP 4.0 offloading infrastructure: configure and make * 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
2014-11-13 14:28:56 +01:00
/* Specialized bits of code needed for the offloading tables.
Copyright (C) 2014-2018 Free Software Foundation, Inc.
[PATCH 1/7] OpenMP 4.0 offloading infrastructure: configure and make * 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
2014-11-13 14:28:56 +01:00
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
/* Target machine header files require this define. */
#define IN_LIBGCC2
/* FIXME: Including auto-host is incorrect, but until we have
identified the set of defines that need to go into auto-target.h,
this will have to do. */
#include "auto-host.h"
#undef caddr_t
#undef pid_t
#undef rlim_t
#undef ssize_t
#undef vfork
#include "tconfig.h"
#include "tsystem.h"
#include "coretypes.h"
#include "tm.h"
#include "libgcc_tm.h"
re PR driver/68463 (Offloading fails when some objects are compiled with LTO and some without) 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
2016-02-25 13:23:52 +01:00
#if defined(HAVE_GAS_HIDDEN) && ENABLE_OFFLOADING == 1
[PATCH 1/7] OpenMP 4.0 offloading infrastructure: configure and make * 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
2014-11-13 14:28:56 +01:00
#define OFFLOAD_FUNC_TABLE_SECTION_NAME ".gnu.offload_funcs"
#define OFFLOAD_VAR_TABLE_SECTION_NAME ".gnu.offload_vars"
#ifdef CRT_BEGIN
const void *const __offload_func_table[0]
[PATCH 1/7] OpenMP 4.0 offloading infrastructure: configure and make * 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
2014-11-13 14:28:56 +01:00
__attribute__ ((__used__, visibility ("hidden"),
section (OFFLOAD_FUNC_TABLE_SECTION_NAME))) = { };
const void *const __offload_var_table[0]
[PATCH 1/7] OpenMP 4.0 offloading infrastructure: configure and make * 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
2014-11-13 14:28:56 +01:00
__attribute__ ((__used__, visibility ("hidden"),
section (OFFLOAD_VAR_TABLE_SECTION_NAME))) = { };
#elif defined CRT_END
const void *const __offload_funcs_end[0]
[PATCH 1/7] OpenMP 4.0 offloading infrastructure: configure and make * 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
2014-11-13 14:28:56 +01:00
__attribute__ ((__used__, visibility ("hidden"),
section (OFFLOAD_FUNC_TABLE_SECTION_NAME))) = { };
const void *const __offload_vars_end[0]
[PATCH 1/7] OpenMP 4.0 offloading infrastructure: configure and make * 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
2014-11-13 14:28:56 +01:00
__attribute__ ((__used__, visibility ("hidden"),
section (OFFLOAD_VAR_TABLE_SECTION_NAME))) = { };
re PR driver/68463 (Offloading fails when some objects are compiled with LTO and some without) 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
2016-02-25 13:23:52 +01:00
#elif defined CRT_TABLE
extern const void *const __offload_func_table[];
extern const void *const __offload_var_table[];
re PR driver/68463 (Offloading fails when some objects are compiled with LTO and some without) 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
2016-02-25 13:23:52 +01:00
extern const void *const __offload_funcs_end[];
extern const void *const __offload_vars_end[];
[PATCH 1/7] OpenMP 4.0 offloading infrastructure: configure and make * 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
2014-11-13 14:28:56 +01:00
const void *const __OFFLOAD_TABLE__[]
[PATCH 1/7] OpenMP 4.0 offloading infrastructure: configure and make * 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
2014-11-13 14:28:56 +01:00
__attribute__ ((__visibility__ ("hidden"))) =
{
&__offload_func_table, &__offload_funcs_end,
&__offload_var_table, &__offload_vars_end
};
re PR driver/68463 (Offloading fails when some objects are compiled with LTO and some without) 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
2016-02-25 13:23:52 +01:00
#else /* ! CRT_BEGIN && ! CRT_END && ! CRT_TABLE */
#error "One of CRT_BEGIN, CRT_END or CRT_TABLE must be defined."
[PATCH 1/7] OpenMP 4.0 offloading infrastructure: configure and make * 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
2014-11-13 14:28:56 +01:00
#endif
#endif