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1424 Commits

Author SHA1 Message Date
Bernd Schmidt
ee95f9288a Add support for a minimal version of libgfortran for accelerator targets. 
* Makefile.am (AM_CFLAGS): Add -DLIBGFOR_MINIMAL if LIBGFOR_MINIMAL.
        (gfor_io_src, gfor_heper_src, gfor_src): Split into minimal and
        always included sources.
        * Makefile.in: Regenerate.
        * configure.ac (LIBGFOR_MINIMAL): New AM_CONDITIONAL.
        * configure: Regenerate.
        * caf/single.c (caf_runtime_error): Don't print messages if
        LIBGFOR_MINIMAL.
        * runtime/compile_options.c (fatal_error_in_progress,
        show_signal, backtrace_handler, maybe_find_addr2line): Guard with
        !defined LIBGFOR_MINIMAL.
        (set_options): Likewise for the backtrace code.
        * runtime/minimal.c: New file.

From-SVN: r218170
 2014-11-28 17:39:15 +00:00
Uros Bizjak
cbe5b9605f env.c (getenv): Remove unused variable res_len. 
* intrinsics/env.c (getenv): Remove unused variable res_len.

From-SVN: r218057
 2014-11-25 19:29:42 +01:00
John David Anglin
67c4c16420 configure.ac: Guard include of <ieeefp.h>. 
* configure.ac: Guard include of <ieeefp.h>.
	* configure: Rebuilt.

From-SVN: r218032
 2014-11-24 23:27:36 +00:00
H.J. Lu
a699d67255 Always use PIC option with -shared in libtool 
Libtool needs to pass PIC option -shared when creating shared object to
link regular object files with slim-lto archive.

	PR bootstrap/63784
	* libtool.m4: Add $pic_flag with -shared.

boehm-gc/

	PR bootstrap/63784
	* configure: Regenerated.

gcc/

	PR bootstrap/63784
	* configure: Regenerated.

libatomic/

	PR bootstrap/63784
	* configure: Regenerated.

libbacktrace/

	PR bootstrap/63784
	* configure: Regenerated.

libcc1/

	PR bootstrap/63784
	* configure: Regenerated.

libcilkrts/

	PR bootstrap/63784
	* configure: Regenerated.

libffi/

	PR bootstrap/63784
	* configure: Regenerated.

libgfortran/

	PR bootstrap/63784
	* configure: Regenerated.

libgomp/

	PR bootstrap/63784
	* configure: Regenerated.

libitm/

	PR bootstrap/63784
	* configure: Regenerated.

libjava/

	PR bootstrap/63784
	* configure: Regenerated.

libjava/classpath/

	PR bootstrap/63784
	* configure: Regenerated.

libobjc/

	PR bootstrap/63784
	* configure: Regenerated.

libquadmath/

	PR bootstrap/63784
	* configure: Regenerated.

libsanitizer/

	PR bootstrap/63784
	* configure: Regenerated.

libssp/

	PR bootstrap/63784
	* configure: Regenerated.

libstdc++-v3/

	PR bootstrap/63784
	* configure: Regenerated.

libvtv/

	PR bootstrap/63784
	* configure: Regenerated.

lto-plugin/

	PR bootstrap/63784
	* configure: Regenerated.

From-SVN: r217937
 2014-11-21 08:49:17 -08:00
Janne Blomqvist
cb9365ac6a PR 60324 VLA related fixes to random number generator. 
2014-11-16  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/60324
	* intrinsics/random.c (kiss_size): Rename to KISS_SIZE, make it a
	macro instead of a variable.
	(random_seed_i4): Make seed correct size, remove assert, KISS_SIZE
	related changes.
	(random_seed_i8): KISS_SIZE related changes.

From-SVN: r217623
 2014-11-16 03:56:54 +02:00
Marek Polacek
47bf94b79a access.c: Include <stdlib.h>. 
* intrinsics/access.c: Include <stdlib.h>.
	* intrinsics/chdir.c: Likewise.
	* intrinsics/chmod.c: Likewise.
	* intrinsics/link.c: Likewise.
	* intrinsics/perror.c: Likewise.
	* intrinsics/rename.c: Likewise.
	* intrinsics/symlnk.c: Likewise.
	* intrinsics/unlink.c: Likewise.

From-SVN: r217514
 2014-11-13 18:07:44 +00:00
Janne Blomqvist
581d232670 PR 60324 Unbounded stack allocations in libgfortran. 
2014-11-13  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/60324
	* configure: Regenerated.
	* configure.ac (AM_CFLAGS): Add Werror=vla.
	* libgfortran.h (gfc_alloca): Remove macro.
	(fc_strdup_notrim): New prototype.
	* intrinsics/access.c (access_func): Use fc_strdup rather than
	stack allocation.
	* intrinsics/chdir.c (chdir_i4_sub): Likewise.
	(chdir_i8_sub): Likewise.
	* intrinsics/chmod.c (chmod_internal): New function, move logic
	here.
	(chmod_func): Call chmod_internal.
	* intrinsics/env.c (getenv): Use fc_strdup rather than stack
	allocation.
	(get_environment_variable_i4): Likewise.
	* intrinsics/execute_command_line.c (execute_command_line):
	Likewise.
	* intrinsics/hostnm.c (hostnm_0): New function, use static buffer
	rather than VLA.
	(hostnm_i4_sub): Call hostnm_0.
	(hostnm_i8_sub): Likewise.
	(hostnm): Likewise.
	* intrinsics/link.c (link_internal): New function, use fc_strdup
	rather than stack allocation.
	(link_i4_sub): Call link_internal.
	(link_i8_sub): Likewise.
	(link_i4): Likewise.
	(link_i8): Likewise.
	* intrinsics/perror.c (perror_sub): Use fc_strdup rather than
	stack allocation.
	* intrinsics/random.c (random_seed_i4): Use static buffer rather
	than VLA, use _Static_assert to make sure it's big enough.
	* intrinsics/rename.c (rename_internal): New function, use
	fc_strdup rather than stack allocation.
	(rename_i4_sub): Call rename_internal.
	(rename_i8_sub): Likewise.
	(rename_i4): Likewise.
	(rename_i8): Likewise.
	* intrinsics/stat.c (stat_i4_sub_0): Use fc_strdup rather than
	stack allocation.
	(stat_i8_sub_0): Likewise.
	* intrinsics/symlink.c (symlnk_internal): New function, use
	fc_strdup rather than stack allocation.
	(symlnk_i4_sub): Call symlnk_internal.
	(symlnk_i8_sub): Likewise.
	(symlnk_i4): Likewise.
	(symlnk_i8): Likewise.
	* intrinsics/system.c (system_sub): Use fc_strdup rather than
	stack allocation.
	* intrinsics/unlink.c (unlink_i4_sub): Likewise.
	* io/file_pos.c (READ_CHUNK): Make it a macro rather than variable.
	* io/list_read.c (nml_get_obj_data): Use fixed stack buffer, fall
	back to xmalloc/free for large sizes.
	* io/read.c (read_f): Likewise.
	* io/transfer.c (MAX_READ): Make it a macro rather than variable.
	(WRITE_CHUNK): Likewise.
	* io/write_float.def (write_float): Use fixed stack buffer, fall
	back to xmalloc/free for large sizes.
	* runtime/string.c (fc_strdup_notrim): New function.

From-SVN: r217480
 2014-11-13 14:05:01 +02:00
Francois-Xavier Coudert
ebf6d33b73 re PR target/63610 (Fixing the libtool bug for Yosemite (darwin14)) 
toplevel:
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* libtool.m4: Fix globbing of darwin versions.

boehm-gc/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

gcc/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libatomic/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libbacktrace/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libcc1/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libcilkrts/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libffi/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libgfortran/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libgomp/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libitm/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libobjc/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libquadmath/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libsanitizer/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libssp/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libstdc++-v3/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libvtv/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

lto-plugin/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libjava/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libjava/classpath/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

zlib/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

From-SVN: r217366
 2014-11-11 20:25:18 +00:00
Janne Blomqvist
9cbecd06be PR 47007 and 61847 Locale failures in libgfortran. 
2014-11-10  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/47007
	PR libfortran/61847
	* config.h.in: Regenerated.
	* configure: Regenerated.
	* configure.ac (AC_CHECK_HEADERS_ONCE): Check for xlocale.h.
	(AC_CHECK_FUNCS_ONCE): Check for newlocale, freelocale, uselocale,
	strerror_l.
	* io/io.h (locale.h): Include.
	(xlocale.h): Include if present.
	(c_locale): New variable.
	(old_locale): New variable.
	(old_locale_ctr): New variable.
	(old_locale_lock): New variable.
	(st_parameter_dt): Add old_locale member.
	* io/transfer.c (data_transfer_init): Set locale to "C" if doing
	formatted transfer.
	(finalize_transfer): Reset locale to previous.
	* io/unit.c (c_locale): New variable.
	(old_locale): New variable.
	(old_locale_ctr): New variable.
	(old_locale_lock): New variable.
	(init_units): Init c_locale, init old_locale_lock.
	(close_units): Free c_locale.
	* runtime/error.c (locale.h): Include.
	(xlocale.h): Include if present.
	(gf_strerror): Use strerror_l if available. Reset locale to
	LC_GLOBAL_LOCALE for strerror_r branch.

2014-11-10  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/47007
	PR libfortran/61847
	* gfortran.texi: Add note about locale issues to thread-safety
	section.

From-SVN: r217273
 2014-11-10 02:17:16 +02:00
Janne Blomqvist
70480968b4 PR 63589 Fix splitting of PATH in find_addr2line. 
2014-10-20  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/63589
	* configure.ac: Check for strtok_r.
	* runtime/main.c (gfstrtok_r): Fallback implementation of
	strtok_r.
	(find_addr2line): Use strtok_r to split PATH.
	* config.h.in: Regenerated.
	* configure: Regenerated.

From-SVN: r216449
 2014-10-20 10:53:37 +03:00
Francois-Xavier Coudert
3b7ea188c0 f95-lang.c (gfc_init_builtin_functions): Add more floating-point built-ins. 
* f95-lang.c (gfc_init_builtin_functions): Add more floating-point
	built-ins.
	* mathbuiltins.def (OTHER_BUILTIN): Define built-ins for logb,
	remainder, rint and signbit.
	* trans-decl.c (save_fp_state, restore_fp_state): Move to
	trans-intrinsic.c
	(gfc_generate_function_code): Use new names for these two functions.
	* trans-expr.c (gfc_conv_function_expr): Catch IEEE functions to
	emit code from the front-end.
	* trans-intrinsic.c (gfc_save_fp_state, gfc_restore_fp_state,
	conv_ieee_function_args, conv_intrinsic_ieee_builtin,
	conv_intrinsic_ieee_is_normal, conv_intrinsic_ieee_is_negative,
	conv_intrinsic_ieee_logb_rint, conv_intrinsic_ieee_rem,
	conv_intrinsic_ieee_next_after, conv_intrinsic_ieee_scalb,
	conv_intrinsic_ieee_copy_sign, gfc_conv_ieee_arithmetic_function):
	New functions.
	* trans.h (gfc_conv_ieee_arithmetic_function,
	gfc_save_fp_state, gfc_restore_fp_state): New prototypes.

	* ieee/ieee_helper.c (ieee_is_finite_*, ieee_is_nan_*,
	ieee_is_negative_*, ieee_is_normal_*, ieee_copy_sign_*,
	ieee_unordered_*, ieee_logb_*, ieee_rint_*, ieee_scalb_*,
	ieee_rem_*, ieee_next_after_*): Remove functions.
	* gfortran.map (GFORTRAN_1.5): Remove corresponding symbols.

From-SVN: r216036
 2014-10-09 09:47:25 +00:00
Jerry DeLisle
c0c8f05093 re PR libfortran/63460 (Some namelists cannot be read from stdin (unit 5): Fortran runtime error: End of file) 
2014-10-05  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

        PR libgfortran/63460
        * io/unit.c (init_units): Initialize the DELIM flag to
        UNSPECIFIED for the STDIN unit so that the flag is
        correctly set later.

From-SVN: r215908
 2014-10-05 21:11:37 +00:00
Janne Blomqvist
47f233ef24 Fix typo in ChangeLog 
From-SVN: r215743
 2014-10-01 00:23:40 +03:00
Janne Blomqvist
b95216f778 Fix -Wmaybe-uninitialized warnings. 
2014-10-01  Janne Blomqvist  <jb@gcc.gnu.org>

	* intrinsics/pack_generic.c (pack_s_internal): Fix
	-Wmaybe-uninitialized warning.
	* m4/unpack.m4 (unpack0_'rtype_code`): Likewise.
	(unpack1_'rtype_code`): Likewise.
	* generated/unpack_*.m4: Regenerated.

From-SVN: r215742
 2014-10-01 00:15:58 +03:00
Janne Blomqvist
6c02304107 Add -Werror=implicit-function-declaration to AM_CFLAGS. 
2014-09-30  Janne Blomqvist  <jb@gcc.gnu.org>

	* configure.ac (AM_CFLAGS): Add
	-Werror=implicit-function-declaration.
	* Makefile.in: Regenerated.
	* aclocal.m4: Regenerated.
	* configure: Regenerated.

From-SVN: r215741
 2014-09-30 23:05:33 +03:00
Tobias Burnus
a16ee37946 check.c (check_co_collective): Renamed from 
2014-09-25  Tobias Burnus  <burnus@net-b.de>

gcc/fortran
        * check.c (check_co_collective): Renamed from
        * check_co_minmaxsum,
        handle co_reduce.
        (gfc_check_co_minmax, gfc_check_co_sum): Update call.
        (gfc_check_co_broadcast, gfc_check_co_reduce): New.
        * gfortran.h (gfc_isym_id): Add GFC_ISYM_CO_BROADCAST and
        GFC_ISYM_CO_REDUCE.
        * intrinsic.c (add_subroutines): Add co_reduce and co_broadcast.
        * intrinsic.h (gfc_check_co_broadcast, gfc_check_co_reduce): Add
        proto types.
        * intrinsic.texi (CO_BROADCAST): Add.
        * trans.h (gfor_fndecl_co_broadcast): New.
        * trans-decl.c (gfor_fndecl_co_broadcast): Ditto.
        (gfc_build_builtin_function_decls): Add decl for it,
        * trans-intrinsic.c (conv_co_collective): Renamed from
        conv_co_minmaxsum. Handle co_reduce.
        (gfc_conv_intrinsic_subroutine): Handle co_reduce.

gcc/testsuite/
        * gfortran.dg/coarray/collectives_3.f90: New.
        * gfortran.dg/coarray_collectives_9.f90: New.
        * gfortran.dg/coarray_collectives_10.f90: New.
        * gfortran.dg/coarray_collectives_11.f90: New.
        * gfortran.dg/coarray_collectives_12.f90: New.

libgfortran/
        * caf/libcaf.h (_gfortran_caf_co_broadcast): New prototype.
        * caf/single.c (_gfortran_caf_co_broadcast): New.

From-SVN: r215579
 2014-09-25 08:07:15 +02:00
Janne Blomqvist
f5aa660f90 Fix indentation 
From-SVN: r215340
 2014-09-18 00:59:09 +03:00
Janne Blomqvist
010718fc37 PR libfortran/62768 Use gfc_unit.filename also when HAVE_TTYNAME{_R} is not defined. 
2014-09-18  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/62768
	* io/inquire.c (inquire_via_unit): Use gfc_unit.filename also when
	HAVE_TTYNAME{_R} is not defined.

From-SVN: r215338
 2014-09-18 00:44:15 +03:00
Janne Blomqvist
0e05c303e5 PR libfortran/62768 Handle filenames with embedded null characters. 
testsuite ChangeLog:

2014-09-17  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/62768
	* gfortran.dg/filename_null.f90: New test.

libgfortran ChangeLog:

2014-09-17  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/62768
	* io/io.h (gfc_unit): Store C string for the filename.
	* io/close.c (st_close): Use gfc_unit.filename.
	* io/inquire.c (inquire_via_unit): Likewise.
	* io/open.c (new_unit): Likewise.
	(already_open): Likewise, unlink file before freeing filename.
	* io/unit.c (init_units): Likewise.
	(close_unit_1): Likewise.
	(filename_from_unit): Likewise.
	* io/unix.c (compare_file_filename): Likewise.
	(find_file0): Likewise.
	(delete_file): Likewise.

From-SVN: r215307
 2014-09-17 00:40:28 +03:00
Janne Blomqvist
00c7a3c72a Fix pad status check. 
2014-09-10  Janne Blomqvist  <jb@gcc.gnu.org>

	* io/transfer.c (read_block_form): Fix pad status check (found by
	Thomas Schwinge with -Wlogical-not-parentheses).

From-SVN: r215092
 2014-09-10 00:23:25 +03:00
Tobias Burnus
93e2e0465e trans-decl.c (gfc_build_builtin_function_decls): Add may_require_tmp dummy argument. 
2014-08-31  Tobias Burnus  <burnus@net-b.de>

gcc/fortran/
        * trans-decl.c (gfc_build_builtin_function_decls): Add
        may_require_tmp dummy argument.
        * trans-intrinsic.c (gfc_conv_intrinsic_caf_get,
        conv_caf_send): Handle may_require_tmp argument.
        (gfc_conv_intrinsic_function): Update call.
        * gfortran.texi (_gfortran_caf_send, _gfortran_caf_get,
        _gfortran_caf_sendget): Update interface description.

gcc/testsuite/
        * gfortran.dg/coarray_lib_comm_1.f90: New.

libgfortran/
        * caf/libcaf.h (_gfortran_caf_send, _gfortran_caf_get,
        _gfortran_caf_sendget): Update prototype.
        * caf/single.c (_gfortran_caf_send, _gfortran_caf_get,
        _gfortran_caf_sendget): Handle may_require_tmp.

From-SVN: r214764
 2014-08-31 08:32:06 +02:00
Steven G. Kargl
0d43a91d22 re PR libfortran/62188 (Array bounds overrun in bessel_yn_r4/8/16 and other functions) 
2014-08-20  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR libgfortran/62188
	* m4/bessel.m4: Avoid indexing off the end of an array.
	* generated/bessel_r10.c: Regenerated.
	* generated/bessel_r16.c: Ditto.
	* generated/bessel_r4.c: Ditto.
	* generated/bessel_r8.c: Ditto.

From-SVN: r214229
 2014-08-20 16:18:27 +00:00
Tobias Burnus
bc0229f9f6 gfortran.texi (caf_register_t): Add CAF_REGTYPE_CRITICAL. 
gcc/fortran/
2014-08-14  Tobias Burnus  <burnus@net-b.de>

        * gfortran.texi (caf_register_t): Add CAF_REGTYPE_CRITICAL.
        (_gfortran_caf_register): Update for locking/critical.
        (_gfortran_caf_lock, _gfortran_caf_unlock): Add.
        * resolve.c (resolve_critical): New.
        (gfc_resolve_code): Call it.
        * trans-decl.c (gfor_fndecl_caf_critical,
        gfor_fndecl_caf_end_critical): Remove.
        (gfor_fndecl_caf_lock, gfor_fndecl_caf_unlock): Add.
        (gfc_build_builtin_function_decls): Remove critical,
        assign locking declarations.
        (generate_coarray_sym_init): Handle locking and
        critical variables.
        * trans-stmt.c (gfc_trans_critical): Add calls to
        lock/unlock libcaf functions.
        * trans.h (gfc_coarray_type): Update locking, add
        critical enum values.
        (gfor_fndecl_caf_critical, gfor_fndecl_caf_end_critical): Remove.
        (gfor_fndecl_caf_lock, gfor_fndecl_caf_unlock): Add.

libgfortran/
2014-08-14  Tobias Burnus  <burnus@net-b.de>

        * caf/libcaf.h (caf_register_t): Update for critical.
        (_gfortran_caf_critical, _gfortran_caf_end_critical): Remove.
        (_gfortran_caf_lock, _gfortran_caf_unlock): Add.
        * caf/single.c (_gfortran_caf_register): Handle locking
        variables.
        (_gfortran_caf_sendget): Re-name args for consistency.
        (_gfortran_caf_lock, _gfortran_caf_unlock): Add.

From-SVN: r213979
 2014-08-14 20:39:15 +02:00
Jakub Jelinek
62c986afde * runtime/memory.c (xmallocarray): Avoid division for the common case. 
From-SVN: r213593
 2014-08-04 17:46:33 +02:00
Jerry DeLisle
dbb400d707 re PR fortran/61632 (Improve error locus on large format strings) 
2014-07-20  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/61632
	* io/format.c (format_error): Avoid invalid string pointer by
	using the fortran string length values to generate error string.
	(parse_format): Allocate the null terminator for the format
	string.

From-SVN: r212875
 2014-07-20 20:03:41 +00:00
Tobias Burnus
42a8246dbd libgfortran.h (libcaf_atomic_codes): Add. 
2014-07-12  Tobias Burnus  <burnus@net-b.de>

gcc/fortran/
        * libgfortran.h (libcaf_atomic_codes): Add.
        * trans-decl.c (gfor_fndecl_caf_atomic_def,
        gfor_fndecl_caf_atomic_ref, gfor_fndecl_caf_atomic_cas,
        gfor_fndecl_caf_atomic_op): New variables.
        (gfc_build_builtin_function_decls): Initialize them.
        * trans.h (gfor_fndecl_caf_atomic_def,
        gfor_fndecl_caf_atomic_ref, gfor_fndecl_caf_atomic_cas,
        gfor_fndecl_caf_atomic_op): New variables.
        * trans-intrinsic.c (conv_intrinsic_atomic_op,
        conv_intrinsic_atomic_ref, conv_intrinsic_atomic_cas):
        Add library calls with -fcoarray=lib.

libgfortran/
        * caf/libcaf.h (_gfortran_caf_atomic_define,
        _gfortran_caf_atomic_ref, _gfortran_caf_atomic_op,
        _gfortran_caf_atomic_cas): New prototypes.
        * caf/single.c (_gfortran_caf_atomic_define,
        _gfortran_caf_atomic_ref, _gfortran_caf_atomic_op,
        _gfortran_caf_atomic_cas): New functions.

From-SVN: r212484
 2014-07-12 21:02:57 +02:00
Francois-Xavier Coudert
56710419ba fpu-*.h (get_fpu_rounding_mode, [...]): Clean up, mark unreachable code as such. 
* config/fpu-*.h (get_fpu_rounding_mode, set_fpu_rounding_mode,
	support_fpu_rounding_mode): Clean up, mark unreachable code as such.

From-SVN: r212423
 2014-07-10 08:45:38 +00:00
Francois-Xavier Coudert
f5168e47a8 libgfortran.h (support_fpu_underflow_control, [...]): New prototypes. 
* libgfortran.h (support_fpu_underflow_control,
        get_fpu_underflow_mode, set_fpu_underflow_mode): New prototypes.
	* config/fpu-*.h (support_fpu_underflow_control,
	get_fpu_underflow_mode, set_fpu_underflow_mode):
	New functions.
	* ieee/ieee_arithmetic.F90: Support underflow control.

	* gfortran.dg/ieee/underflow_1.f90: New file.

From-SVN: r212407
 2014-07-09 20:32:12 +00:00
Rainer Orth
7f7563747e Use FP_RN etc. unconditionally 
* config/fpu-sysv.h (get_fpu_rounding_mode): Use FP_RN, FP_RP,
	FP_RM, FP_RZ unconditionally.
	(set_fpu_rounding_mode): Likewise.

From-SVN: r212350
 2014-07-08 09:08:49 +00:00
Francois-Xavier Coudert
afe31cdb2c * libgfortran.h: Assume __GNUC__. 
From-SVN: r212328
 2014-07-07 11:59:27 +00:00
Francois-Xavier Coudert
77777b33a8 stop.c: Use C11 _Noreturn. 
* runtime/stop.c: Use C11 _Noreturn.
	* libgfortran.h: Use C11 _Noreturn in prototypes.
	Move REALPART, IMAGPART and COMPLEX_ASSIGN macros...
	* intrinsics/c99_functions.c: ... here.

From-SVN: r212327
 2014-07-07 09:13:48 +00:00
Francois-Xavier Coudert
a709346f06 fpu-387.h, [...]: Use static assertions. 
* config/fpu-387.h, config/fpu-aix.h, config/fpu-sysv.h,
	config/fpu-glibc.h: Use static assertions.

From-SVN: r212323
 2014-07-07 07:47:41 +00:00
Rainer Orth
de51fc1b15 Restore Solaris/SPARC bootstrap 
* configure, config.h.in: Regenerate.
	* config/fpu-sysv.h: Include <assert.h>.

From-SVN: r212307
 2014-07-05 20:43:07 +00:00
Uros Bizjak
1680a43208 * config/fpu-sysv.h (void set_fpu): Remove stalled comment. 
From-SVN: r212235
 2014-07-02 18:11:46 +02:00
Francois-Xavier Coudert
4a72ba02f4 * config/fpu-glibc.h: Fix comment about FE_DENORMAL. 
From-SVN: r212226
 2014-07-02 09:17:04 +00:00
Uros Bizjak
5b0936da94 configure.host (ieee_flags): Add -mieee for alpha*. 
libgfortran/ChangeLog:

	* configure.host (ieee_flags): Add -mieee for alpha*.

	* config/fpu-glibc.h (support_fpu_rounding_mode): Correctly handle
	GFC_FPE_UPWARD, GFC_FPE_DOWNWARD and GFC_FPE_TOWARDZERO.
	* config/fpu-aix.h (support_fpu_rounding_mode): Ditto.

testsuite/ChangeLog:

	* gfortran.dg/ieee/ieee_1.F90 (dg-additional-options): Remove -O0.
	* gfortran.dg/ieee/ieee_rounding_1.f90 (dg-additional-options): Add.

From-SVN: r212224
 2014-07-02 10:45:08 +02:00
Francois-Xavier Coudert
25ef060ae0 fpu-387.h (my_fenv_t): Amend structure so it also works on mingw32. 
* config/fpu-387.h (my_fenv_t): Amend structure so it also works
	on mingw32.

From-SVN: r212126
 2014-06-29 19:51:59 +00:00
Jerry DeLisle
9389649842 re PR libfortran/61640 (KIND=4 Character Array Internal Unit Read Fail) 
2014-06-28  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/61640
	* io/list_read.c (next_char_internal): Adjust the read length to
	a single wide character. (eat_spaces): Add missing paren. 
	* io/unix.c (mem_read4): Use the correct mem_alloc function for
	wide character internal reads.

From-SVN: r212118
 2014-06-29 02:49:45 +00:00
Francois-Xavier Coudert
8b19810222 re PR fortran/29383 (Fortran 2003/F95[TR15580:1999]: Floating point exception (IEEE) support) 
PR fortran/29383

gcc/fortran/
	* gfortran.h (gfc_simplify_ieee_selected_real_kind): New prototype.
	* libgfortran.h (GFC_FPE_*): Use simple integer values, valid in
	both C and Fortran.
	* expr.c (gfc_check_init_expr): Simplify IEEE_SELECTED_REAL_KIND.
	* simplify.c (gfc_simplify_ieee_selected_real_kind): New function.
	* module.c (mio_symbol): Keep track of symbols which came from
	intrinsic modules.
	(gfc_use_module): Keep track of the IEEE modules.
	* trans-decl.c (gfc_get_symbol_decl): Adjust code since
	we have new intrinsic modules.
	(gfc_build_builtin_function_decls): Build decls for
	ieee_procedure_entry and ieee_procedure_exit.
	(is_from_ieee_module, is_ieee_module_used, save_fp_state,
	restore_fp_state): New functions.
	(gfc_generate_function_code): Save and restore floating-point
	state on procedure entry/exit, when IEEE modules are used.
	* intrinsic.texi: Document the IEEE modules.

libgfortran/
	* configure.host: Add checks for IEEE support, rework priorities.
	* configure.ac: Define IEEE_SUPPORT, check for fpsetsticky and
	fpresetsticky.
	* configure: Regenerate.
	* Makefile.am: Build new ieee files, install IEEE_* modules.
	* Makefile.in: Regenerate.
	* gfortran.map (GFORTRAN_1.6): Add new symbols.
	* libgfortran.h (get_fpu_trap_exceptions, set_fpu_trap_exceptions,
	support_fpu_trap, set_fpu_except_flags, support_fpu_flag,
	support_fpu_rounding_mode, get_fpu_state, set_fpu_state): New
	prototypes.
	* config/fpu-*.h (get_fpu_trap_exceptions,
	set_fpu_trap_exceptions, support_fpu_trap, set_fpu_except_flags,
	support_fpu_flag, support_fpu_rounding_mode, get_fpu_state,
	set_fpu_state): New functions.
	* ieee/ieee_features.F90: New file.
	* ieee/ieee_exceptions.F90: New file.
	* ieee/ieee_arithmetic.F90: New file.
	* ieee/ieee_helper.c: New file.

gcc/testsuite/
	* lib/target-supports.exp (check_effective_target_fortran_ieee): 
	New function.
	* gfortran.dg/ieee/ieee.exp: New file.
	* gfortran.dg/ieee/ieee_1.F90: New file.
	* gfortran.dg/ieee/ieee_2.f90: New file.
	* gfortran.dg/ieee/ieee_3.f90: New file.
	* gfortran.dg/ieee/ieee_4.f90: New file.
	* gfortran.dg/ieee/ieee_5.f90: New file.
	* gfortran.dg/ieee/ieee_6.f90: New file.
	* gfortran.dg/ieee/ieee_7.f90: New file.
	* gfortran.dg/ieee/ieee_rounding_1.f90: New file.

From-SVN: r212102
 2014-06-28 14:17:41 +00:00
Jerry DeLisle
b896e6744e re PR libfortran/61499 (Internal read of negative integer broken) 
2014-06-26  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/61499
	* io/list_read.c (eat_spaces): Use a 'for' loop instead of
	'while' loop to skip the loop if there are no bytes left in the
	string. Only seek if actual spaces can be skipped.

From-SVN: r212059
 2014-06-27 04:23:36 +00:00
Tobias Burnus
5c75088c80 resolve.c (resolve_ordinary_assign): Don't invoke caf_send when assigning a coindexed RHS scalar to a noncoindexed... 
2014-06-25  Tobias Burnus  <burnus@net-b.de>

fortran/
        * resolve.c (resolve_ordinary_assign): Don't invoke caf_send
        when assigning a coindexed RHS scalar to a noncoindexed LHS
        array.
        * trans-intrinsic.c (conv_caf_send): Do numeric type conversion
        for a noncoindexed scalar RHS.

gcc/testsuite/
        * gfortran.dg/coarray/coindexed_1.f90: New.

libgfortran/
        * caf/single.c (assign_char4_from_char1,
        * assign_char1_from_char4,
        convert_type): New static functions.
        (_gfortran_caf_get, _gfortran_caf_send): Use them.

From-SVN: r211993
 2014-06-25 22:31:32 +02:00
Tobias Burnus
7f6c4159bf trans-intrinsic.c (conv_co_minmaxsum): Fix argument passing. 
gcc/fortran/
2014-06-19  Tobias Burnus  <burnus@net-b.de>

        * trans-intrinsic.c (conv_co_minmaxsum): Fix argument
        passing.

gcc/testsuite/
2014-06-19  Tobias Burnus  <burnus@net-b.de>

        * gfortran.dg/coarray/collectives_2.f90: Extend
        and make valid.

libgfortran/
2014-06-19  Tobias Burnus  <burnus@net-b.de>

        * caf/single.c (_gfortran_caf_co_sum, _gfortran_caf_co_max,
        _gfortran_caf_co_min): Fix stat setting.

From-SVN: r211816
 2014-06-19 09:16:34 +02:00
Tobias Burnus
b511626828 check.c (gfc_check_atomic, [...]): Use argument for GFC_ISYM_CAF_GET. 
gcc/fortran/
2014-06-17  Tobias Burnus  <burnus@net-b.de>

        * check.c (gfc_check_atomic, gfc_check_atomic_def):
        Use argument for GFC_ISYM_CAF_GET.
        * resolve.c (resolve_variable): Enable CAF_GET insertion.
        (resolve_lock_unlock): Remove GFC_ISYM_CAF_GET.
        (resolve_ordinary_assign): Enable CAF_SEND insertion.
        * trans-const.c (gfc_build_string_const,
        gfc_build_wide_string_const): Set TYPE_STRING_FLAG.
        * trans-decl.c (gfor_fndecl_caf_get, gfor_fndecl_caf_send,
        gfor_fndecl_caf_sendget): New global variables.
        (gfc_build_builtin_function_decls): Initialize them;
        update co_min/max/sum initialization.
        * trans-expr.c (gfc_get_tree_for_caf_expr): Renamed from
        get_tree_for_caf_expr and removed static.
        (gfc_conv_procedure_call): Update call.
        * trans-intrinsic.c (caf_get_image_index,
        conv_caf_vector_subscript_elem, conv_caf_vector_subscript,
        get_caf_token_offset, gfc_conv_intrinsic_caf_get,
        conv_caf_send): New.
        (gfc_conv_intrinsic_function, gfc_conv_intrinsic_subroutine,
        gfc_walk_intrinsic_function): Handle CAF_GET and CAF_SEND.
        (conv_co_minmaxsum): Update call for remove unused vector
        subscript.
        (conv_intrinsic_atomic_def, conv_intrinsic_atomic_ref):
        Skip a CAF_GET of the argument.
        * trans-types.c (gfc_get_caf_vector_type): New.
        * trans-types.h (gfc_get_caf_vector_type): New.
        * trans.h (gfor_fndecl_caf_get, gfor_fndecl_caf_send,
        gfor_fndecl_caf_sendget): New global variables.
        (gfc_get_tree_for_caf_expr): New prototypes.

libgfortran/
2014-06-17  Tobias Burnus  <burnus@net-b.de>

        * caf/libcaf.h (gfc_descriptor_t): New typedef.
        (caf_vector_t): Update.
        (_gfortran_caf_co_sum, _gfortran_caf_co_max, _gfortran_caf_co_min):
        Remove vector-subscript argument.
        (_gfortran_caf_co_send, _gfortran_caf_co_get,
        _gfortran_caf_co_sendget): New.
        * caf/single.c (_gfortran_caf_co_sum, _gfortran_caf_co_max,
        _gfortran_caf_co_min): Remove vector-subscript argument.
        (_gfortran_caf_co_send, _gfortran_caf_co_get,
        _gfortran_caf_co_sendget): New.

gcc/testsuite/
2014-06-17  Tobias Burnus  <burnus@net-b.de>
            Alessandro Fanfarillo <alessandro.fanfarillo@gmail.com>

        * gfortran.dg/coarray/send_array.f90: New.
        * gfortran.dg/coarray/get_array.f90: New.
        * gfortran.dg/coarray/sendget_array.f90: New.
        * gfortran.dg/coarray/collectives_1.f90: Correct subroutine
        names.
        * gfortran.dg/coarray/collectives_2.f90: New.



Co-Authored-By: Alessandro Fanfarillo <alessandro.fanfarillo@gmail.com>

From-SVN: r211748
 2014-06-17 22:54:14 +02:00
Richard Sandiford
31107d5d29 Rotate ChangeLog for 2013. 
From-SVN: r211722
 2014-06-17 06:55:59 +03:00
Janne Blomqvist
92e6f3a43e Introduce xmallocarray, an overflow checking variant of xmalloc. 
2014-06-17  Janne Blomqvist  <jb@gcc.gnu.org>

	* libgfortran.h (xmallocarray): New prototype.
	* runtime/memory.c (xmallocarray): New function.
	(xcalloc): Check for nonzero separately instead of multiplying.
	* generated/*.c: Regenerated.
	* intrinsics/cshift0.c (cshift0): Call xmallocarray instead of
	xmalloc.
	* intrinsics/eoshift0.c (eoshift0): Likewise.
	* intrinsics/eoshift2.c (eoshift2): Likewise.
	* intrinsics/pack_generic.c (pack_internal): Likewise.
	(pack_s_internal): Likewise.
	* intrinsics/reshape_generic.c (reshape_internal): Likewise.
	* intrinsics/spread_generic.c (spread_internal): Likewise.
	(spread_internal_scalar): Likewise.
	* intrinsics/string_intrinsics_inc.c (string_trim): Likewise.
	(string_minmax): Likewise.
	* intrinsics/transpose_generic.c (transpose_internal): Likewise.
	* intrinsics/unpack_generic.c (unpack_internal): Likewise.
	* io/list_read.c (nml_touch_nodes): Don't cast xmalloc return value.
	* io/transfer.c (st_set_nml_var): Call xmallocarray instead of
	xmalloc.
	* io/unit.c (get_internal_unit): Likewise.
	(filename_from_unit): Don't cast xmalloc return value.
	* io/write.c (nml_write_obj): Likewise, formatting.
	* m4/bessel.m4 (bessel_jn_r'rtype_kind`): Call xmallocarray
	instead of xmalloc.
	(besse_yn_r'rtype_kind`): Likewise.
	* m4/cshift1.m4 (cshift1): Likewise.
	* m4/eoshift1.m4 (eoshift1): Likewise.
	* m4/eoshift3.m4 (eoshift3): Likewise.
	* m4/iforeach.m4: Likewise.
	* m4/ifunction.m4: Likewise.
	* m4/ifunction_logical.m4 (name`'rtype_qual`_'atype_code):
	Likewise.
	* m4/in_pack.m4 (internal_pack_'rtype_ccode`): Likewise.
	* m4/matmul.m4 (matmul_'rtype_code`): Likewise.
	* m4/matmull.m4 (matmul_'rtype_code`): Likewise.
	* m4/pack.m4 (pack_'rtype_code`): Likewise.
	* m4/reshape.m4 (reshape_'rtype_ccode`): Likewise.
	* m4/shape.m4 (shape_'rtype_kind`): Likewise.
	* m4/spread.m4 (spread_'rtype_code`): Likewise.
	(spread_scalar_'rtype_code`): Likewise.
	* m4/transpose.m4 (transpose_'rtype_code`): Likewise.
	* m4/unpack.m4 (unpack0_'rtype_code`): Likewise.
	(unpack1_'rtype_code`): Likewise.
	* runtime/convert_char.c (convert_char1_to_char4): Likewise.
	(convert_char4_to_char1): Simplify.
	* runtime/environ.c (init_unformatted): Call xmallocarray instead
	of xmalloc.
	* runtime/in_pack_generic.c (internal_pack): Likewise.

From-SVN: r211721
 2014-06-17 06:50:34 +03:00
Francois-Xavier Coudert
6faf47517f re PR libfortran/60468 (./fpu-target.h:93:3: error: unknown type name 'choke') 
PR libfortran/60468
	* configure.ac: Include <math.h> when checking for
	fp_except_t and fp_rnd_t types.
	* configure: Regenerate.

From-SVN: r211685
 2014-06-15 09:44:04 +00:00
Janne Blomqvist
89a862b40a PR 56981 Flush buffer at record boundary if possible. 
2014-06-08  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/56981
	* io/unix.h (struct stream_vtable): Add new member function,
	markeor.
	(smarkeor): New inline function.
	(flush_if_unbuffered): Remove prototype.
	* io/unix.c (raw_markeor): New function.
	(raw_vtable): Initialize markeor member.
	(buf_markeor): New function.
	(buf_vtable): Initialize markeor member.
	(mem_vtable): Likewise.
	(mem4_vtable): Likewise.
	(flush_if_unbuffered): Remove function.
	* io/transfer.c (next_record): Call smarkeor instead of
	flush_if_unbuffered.

From-SVN: r211353
 2014-06-08 08:43:29 +03:00
Uros Bizjak
d9f99ec416 getcwd.c: Include stdlib.h. 
* intrinsics/getcwd.c: Include stdlib.h.

From-SVN: r210962
 2014-05-27 11:15:52 +02:00
Janne Blomqvist
d74fd3c72b Introduce xrealloc, use it. 
2014-05-26  Janne Blomqvist  <jb@gcc.gnu.org>

	* libgfortran.h (xrealloc): New prototype.
	* runtime/memory.c (xrealloc): New function.
	* io/fbuf.c (fbuf_alloc): Use xrealloc.
	* io/list_read.c (push_char_default): Likewise.
	(push_char4): Likewise.

From-SVN: r210948
 2014-05-26 23:56:45 +03:00
Janne Blomqvist
ab75303f7d PR 61310 Rewrite implementation of CTIME and FDATE intrinsics. 
2014-05-26  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/61310
	* intrinsics.texi (CTIME): Remove mention of locale-dependent
	behavior.

2014-05-26  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/61310
	* intrinsics/ctime.c (strctime): Rename to gf_ctime, use snprintf
	instead of strftime.
	(fdate): Use gf_ctime.
	(fdate_sub): Likewise.
	(ctime): Likewise.
	(ctime_sub): Likewise.

From-SVN: r210938
 2014-05-26 21:17:13 +03:00