gcc/libgfortran/ChangeLog

2013-06-20  Uros Bizjak  <ubizjak@gmail.com>

	* config/fpu-387.h (_FPU_MASK_ALL): New.
	(set_fpu): Use fstcw to store x87 FPU control word. Use fnclex to
	clear stalled exception flags.  Correctly clear stalled SSE
	exception flags.  Simplify code.

2013-06-20  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57633
	* io/list_read.c (next_char, eat_separator): Don't set EOL for \r.

2013-06-19  Uros Bizjak  <ubizjak@gmail.com>

	* config/fpu-387.h: Use __asm__ and __volatile__ consistently.
	(get_fpu_except_flags): Initialize result.

2013-06-17  Tobias Burnus  <burnus@net-b.de>

	* libgfortran.h (compile_options_t) Add fpe_summary.
	(get_fpu_except_flags): New prototype.
	* runtime/compile_options.c (set_options, init_compile_options):
	Handle fpe_summary.
	* runtime/stop.c (report_exception): New function.
	(stop_numeric, stop_numeric_f08, stop_string, error_stop_string,
	error_stop_numeric): Call it.
	* config/fpu-387.h (get_fpu_except_flags): New function.
	* config/fpu-aix.h (get_fpu_except_flags): New function.
	* config/fpu-generic.h (get_fpu_except_flags): New function.
	* config/fpu-glibc.h (get_fpu_except_flags): New function.
	* config/fpu-glibc.h (get_fpu_except_flags): New function.
	* configure.ac: Check for fpxcp.h.
	* configure: Regenerate.
	* config.h.in: Regenerate.

2013-06-01  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57496
	* io/write_float.def (ISFINITE2Q, ISFINITE2, ISFINITE2L, ISFINITE,
	SIGNBIT2Q, SIGNBIT2, SIGNBIT2L, SIGNBIT, ISNAN2Q, ISNAN2, ISNAN2L,
	ISNAN): New macros.
	(output_float_FMT_G_,WRITE_FLOAT): Use them.

2013-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* acinclude.m4 (libgfor_cv_have_as_needed): Check for -z ignore, too.
	* configure: Regenerate.

2013-05-05  David Edelsohn  <dje.gcc@gmail.com>

	* caf/libcaf.h (_gfortran_caf_critical): Add a prototype.
	(_gfortran_caf_end_critical): Same.

2013-05-04  David Edelsohn  <dje.gcc@gmail.com>

	* runtime/environ.c: Include unistd.h.
	* runtime/pause.c: Test HAVE_UNISTD_H.
	* runtime/stop.c: Same.
	* io/open.c: Same.
	* io/unix.c: Same.
	* io/read.c (si_max): Protect declaration of value.

2013-04-29  Janne Blomqvist  <jb@gcc.gnu.org>

	* intrinsics/system_clock (gf_gettime_mono): Use variable
	resolution for fractional seconds argument.
	(system_clock_4): Simplify, update for gf_gettime_mono change.
	(system_clock_8): Likewise.

2013-04-29  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/56981
	* io/transfer.c (next_record_w_unf): First fix head marker, then
	write tail.
	(next_record): Call flush_if_unbuffered.
	* io/unix.c (struct unix_stream): Add field unbuffered.
	(flush_if_unbuffered): New function.
	(fd_to_stream): New argument.
	(open_external): Fix fd_to_stream call.
	(input_stream): Likewise.
	(output_stream): Likewise.
	(error_stream): Likewise.
	* io/unix.h (flush_if_unbuffered): New prototype.

2013-04-28  Janne Blomqvist  <jb@gcc.gnu.org>

	* intrinsics/system_clock.c (system_clock_4): Fix sign error in
	Windows version.

2013-04-15  Tobias Burnus  <burnus@net-b.de>

	* list_read.c (finish_separator): Initialize variable.

2013-04-15  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/56919
	* intrinsics/time_1.h: Check __CYGWIN__ in addition to
	__MINGW32__.
	* intrinsics/system_clock.c (GF_CLOCK_MONOTONIC): Check
	_POSIX_MONOTONIC_CLOCK as well.
	(system_clock_4): Use GetTickCount on Windows.
	(system_clock_8): Use QueryPerformanceCounter and
	QueryPerformanceCounterFrequency on Windows.

2013-04-04  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56810
	* io/list_read.c (check_type): Fix kind checking for COMPLEX.

2013-04-01  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/56660
	* io/list_read.c (nml_read_obj): Do not reset the read error flag
	inside nml_read_obj. If the read error flag is found set just exit.
	Fix some whitespace on comments.
	(nml_read_obj_data): Reset the read error flag before the first call
	to nml_read_object.

2013-03-31  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/56786
	* io/list_read.c (nml_parse_qualifier): Remove spurious next_char call
	when checking for EOF. Use error return mechanism when EOF detected.
	Do not return false unless parse_err_msg and parse_err_msg_size have
	been set. Use hit_eof.
	(nml_get_obj_data): Likewise use the correct error mechanism.
	* io/transfer.c (hit_eof): Do not set AFTER_ENDFILE if in namelist
	mode.

2013-03-29  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56737
	* io/format.c (parse_format_list): Also cache FMT_STRING.
	(parse_format): Update call.

2013-03-29  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56737
	* io/format.c (parse_format): With caching, copy
	dtp->format string.
	(save_parsed_format): Use dtp->format directy without
	copying.

2013-03-29  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56735
	* io/list_read.c (nml_query): Only abort when
	an error occured.
	(namelist_read): Add goto instead of falling through.

2013-03-25  Tilo Schwarz  <tilo@tilo-schwarz.de>

	PR libfortran/52512
	* io/list_read.c (nml_parse_qualifier): To check for a derived type
	don't use the namelist head element type but the current element type.
	(nml_get_obj_data): Add current namelist element type to
	nml_parse_qualifier call.

2013-03-24  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56696
	* io/list_read.c (read_real): Fix EOF diagnostic.

2013-03-20  Tilo Schwarz  <tilo@tilo-schwarz.de>

	PR libfortran/51825
	* io/list_read.c (nml_read_obj): Don't end the component loop on a
	nested derived type, but continue with the next loop iteration.
	(nml_get_obj_data): Don't move the first_nl pointer further in the
	list if a qualifier was found.

2013-03-20  Tilo Schwarz  <tilo@tilo-schwarz.de>

	PR libfortran/48618
	* io/open.c (st_open): Raise error for unit number < 0 only if
	unit number does not exist already.

2013-03-19  Janne Blomqvist  <jb@gcc.gnu.org>

	* libgfortran.h: Include stdbool.h.
	(enum try): Remove.
	(notify_std): Change return type to bool.
	* intrinsics/chmod.c: Don't include stdbool.h.
	* intrinsics/execute_command_line.c: Likewise.
	* io/format.c: Likewise.
	* io/list_read.c (nml_parse_qualifier): Change return type to bool.
	(nml_read_obj): Likewise.
	(nml_get_obj_data): Likewise.
	* io/transfer.c (read_block_form): Fix comment.
	(write_buf): Change return type to bool.
	* io/write.c: Don't include stdbool.h.
	* io/write_float.def (output_float): Change return type to bool.
	(output_float_FMT_G_ ## x): Change type of result variable.
	* runtime/error.c (notify_std): Change return type to bool.

2013-03-11  Tobias Burnus  <burnus@net-b.de>

	* io/transfer.c (read_block_direct): Correct condition.
	* intrinsics/execute_command_line.c (execute_command_line):
	Remove dead code for the HAVE_FORK case.

2013-02-21  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/30162
	* io/open.c (test_endfile): Call stell only if size != 0.
	* io/unix.c (raw_tell): Revert r194679.
	(raw_size): Return size field only for regular files, otherwise 0.

2013-02-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/56347
	* acinclude.m4 (LIBGFOR_CHECK_FOR_BROKEN_POWF): Remove check for
	broken powf.
	* configure.ac (LIBGFOR_CHECK_FOR_BROKEN_POWF): Likewise.
	* intrinsics/c99_functions.c: Likewise.
	* configure: Rebuilt.
	* config.h.in: Rebuilt.

2013-02-06  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/55978
	* runtime/in_pack_generic.c (internal_pack): Return if base_addr is
	NULL.

2013-01-23  Janne Blomqvist  <jb@gcc.gnu.org>

	* io/file_pos.c (unformatted_backspace): Use __builtin_bswapXX
	instead of reverse_memcpy.
	* io/io.h (reverse_memcpy): Remove prototype.
	* io/transfer.c (reverse_memcpy): Make static, move towards
	beginning of file.
	(bswap_array): New function.
	(unformatted_read): Use bswap_array to byte swap the data
	in-place.
	(unformatted_write): Use a larger temp buffer and bswap_array.
	(us_read): Use __builtin_bswapXX instead of reverse_memcpy.
	(write_us_marker): Likewise.

2013-01-14  Richard Sandiford  <rdsandiford@googlemail.com>

	Update copyright years.

2013-01-06  Tobias Burnus  <burnus@net-b.de>

	PR fortran/54678
	* intrinsics/env.c (get_environment_variable_i8): Don't use
	uninitialized variable.

2013-01-02  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/55818
	* io/list_read.c (read_real): Do not call hit_eof when EOF can be
	treated as a value separator.
	(parse_real): Likewise.
	(read_logical): Likewise.
	(read_character): Likewise.
	(read_complex): Likewise.

Copyright (C) 2013 Free Software Foundation, Inc.

Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.