2009-05-27 Thomas Koenig <tkoenig@gcc.gnu.org>
PR libfortran/40187
* intrinsics/iso_c_binding.c (c_f_pointer_u0): Take care
of stride in "shape" argument.
2009-05-27 Thomas Koenig <tkoenig@gcc.gnu.org>
PR libfortran/40187
* gfortran.dg/c_f_pointer_shape_tests_4.f03: New file.
* gfortran.dg/c_f_pointer_shape_tests_4_driver.c: New file.
From-SVN: r147894
* configure.ac: Test for -ffunction-sections -fdata-sections and
set SECTION_FLAGS accordingly.
* configure: Regenerate.
* Makefile.am: Add SECTION_FLAGS to AM_CFLAGS.
* Makefile.in: Regenerate.
From-SVN: r146241
2009-04-08 Janne Blomqvist <jb@gcc.gnu.org>
* io/open.c (already_open): Test for POSIX close return value.
* io/unit.c (close_unit_1): Likewise.
* io/unix.c (raw_close): Return 0 for success for preconnected units.
From-SVN: r145761
2009-04-05 Daniel Kraft <d@domob.eu>
PR fortran/38654
* io/read.c (read_f): Reworked to speed up floating point parsing.
(convert_real): Use pointer-casting instead of memcpy and temporaries.
2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/37754
* io/io.h (format_hash_entry): New structure for hash table.
(format_hash_table): The hash table itself.
(free_format_data): Revise function prototype.
(free_format_hash_table, init_format_hash,
free_format_hash): New function prototypes.
* io/unit.c (close_unit_1): Use free_format_hash_table.
* io/transfer.c (st_read_done, st_write_done): Free format data if
internal unit.
* io/format.c (free_format_hash_table): New function that frees any
memory allocated previously for cached format data.
(reset_node): New static helper function to reset the format counters
for a format node.
(reset_fnode_counters): New static function recursively calls reset_node
to traverse the fnode tree.
(format_hash): New simple hash function based on XOR, probabalistic,
tosses collisions.
(save_parsed_format): New static function to save the parsed format
data to use again.
(find_parsed_format): New static function searches the hash table
looking for a match.
(free_format_data): Revised to accept pointer to format data rather than
the dtp pointer so that the function can be used in more places.
(format_lex): Editorial.
(parse_format_list): Set flag used to determine of format data hashing
is to be used. Internal units are not persistent enough for this.
(revert): Move to ne location in file.
(parse_format): Use new functions to look for previously parsed
format strings and use them rather than re-parse. If not found, saves
the parsed format data for later use.
2009-04-05 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/37754
* io/transfer.c (formatted_transfer_scalar): Remove this function by
factoring it into two new functions, one for read and one for write,
eliminating all the conditionals for read or write mode.
(formatted transfer_scalar_read): New function.
(formatted transfer_scalar_write): New function.
(formatted_transfer): Use new functions.
2009-04-05 Janne Blomqvist <jb@gcc.gnu.org>
PR libfortran/25561 libfortran/37754
* io/io.h (struct stream): Define new stream interface function
pointers, and inline functions for accessing it.
(struct fbuf): Use int instead of size_t, remove flushed element.
(mem_alloc_w): New prototype.
(mem_alloc_r): New prototype.
(stream_at_bof): Remove prototype.
(stream_at_eof): Remove prototype.
(file_position): Remove prototype.
(flush): Remove prototype.
(stream_offset): Remove prototype.
(unit_truncate): New prototype.
(read_block_form): Change to return pointer, int* argument.
(hit_eof): New prototype.
(fbuf_init): Change prototype.
(fbuf_reset): Change prototype.
(fbuf_alloc): Change prototype.
(fbuf_flush): Change prototype.
(fbuf_seek): Change prototype.
(fbuf_read): New prototype.
(fbuf_getc_refill): New prototype.
(fbuf_getc): New inline function.
* io/fbuf.c (fbuf_init): Use int, get rid of flushed.
(fbuf_debug): New function.
(fbuf_reset): Flush, and return position offset.
(fbuf_alloc): Simplify, don't flush, just realloc.
(fbuf_flush): Make usable for read mode, salvage remaining bytes.
(fbuf_seek): New whence argument.
(fbuf_read): New function.
(fbuf_getc_refill): New function.
* io/file_pos.c (formatted_backspace): Use new stream interface.
(unformatted_backspace): Likewise.
(st_backspace): Make sure format buffer is reset, use new stream
interface, use unit_truncate.
(st_endfile): Likewise.
(st_rewind): Likewise.
* io/intrinsics.c: Use new stream interface.
* io/list_read.c (push_char): Don't use u.p.scratch, use realloc
to resize.
(free_saved): Don't check u.p.scratch.
(next_char): Use new stream interface, use fbuf_getc() for external files.
(finish_list_read): flush format buffer.
(nml_query): Update to use modified interface:s
* io/open.c (test_endfile): Use new stream interface.
(edit_modes): Likewise.
(new_unit): Likewise, set bytes_left to 1 for stream files.
* io/read.c (read_l): Use new read_block_form interface.
(read_utf8): Likewise.
(read_utf8_char1): Likewise.
(read_default_char1): Likewise.
(read_utf8_char4): Likewise.
(read_default_char4): Likewise.
(read_a): Likewise.
(read_a_char4): Likewise.
(read_decimal): Likewise.
(read_radix): Likewise.
(read_f): Likewise.
* io/transfer.c (read_sf): Use fbuf_read and mem_alloc_r, remove
usage of u.p.line_buffer.
(read_block_form): Update interface to return pointer, use
fbuf_read for direct access.
(read_block_direct): Update to new stream interface.
(write_block): Use mem_alloc_w for internal I/O.
(write_buf): Update to new stream interface.
(formatted_transfer_scalar): Don't use u.p.line_buffer, use
fbuf_seek for external files.
(us_read): Update to new stream interface.
(us_write): Likewise.
(data_transfer_init): Always check if we switch modes and flush.
(skip_record): Use new stream interface, fix comparison.
(next_record_r): Check for and reset u.p.at_eof, use new stream
interface, use fbuf_getc for spacing.
(write_us_marker): Update to new stream interface, don't inline.
(next_record_w_unf): Likewise.
(sset): New function.
(next_record_w): Use new stream interface, use fbuf for printing
newline.
(next_record): Use new stream interface.
(finalize_transfer): Remove sfree call, use new stream interface.
(st_iolength_done): Don't use u.p.scratch.
(st_read): Don't check for end of file.
(st_read_done): Don't use u.p.scratch, use unit_truncate.
(hit_eof): New function.
* io/unit.c (init_units): Always init fbuf for formatted units.
(update_position): Use new stream interface.
(unit_truncate): New function.
(finish_last_advance_record): Use fbuf to print newline.
* io/unix.c: Remove unused SSIZE_MAX macro.
(BUFFER_SIZE): Make static const variable rather than macro.
(struct unix_stream): Remove dirty_offset, len, method,
small_buffer. Order elements by decreasing size.
(struct int_stream): Remove.
(move_pos_offset): Remove usage of dirty_offset.
(reset_stream): Remove.
(do_read): Rename to raw_read, update to match new stream
interface.
(do_write): Rename to raw_write, update to new stream interface.
(raw_seek): New function.
(raw_tell): New function.
(raw_truncate): New function.
(raw_close): New function.
(raw_flush): New function.
(raw_init): New function.
(fd_alloc): Remove.
(fd_alloc_r_at): Remove.
(fd_alloc_w_at): Remove.
(fd_sfree): Remove.
(fd_seek): Remove.
(fd_truncate): Remove.
(fd_sset): Remove.
(fd_read): Remove.
(fd_write): Remove.
(fd_close): Remove.
(fd_open): Remove.
(fd_flush): Rename to buf_flush, update to new stream interface
and unix_stream.
(buf_read): New function.
(buf_write): New function.
(buf_seek): New function.
(buf_tell): New function.
(buf_truncate): New function.
(buf_close): New function.
(buf_init): New function.
(mem_alloc_r_at): Rename to mem_alloc_r, change prototype.
(mem_alloc_w_at): Rename to mem_alloc_w, change prototype.
(mem_read): Change to match new stream interface.
(mem_write): Likewise.
(mem_seek): Likewise.
(mem_tell): Likewise.
(mem_truncate): Likewise.
(mem_close): Likewise.
(mem_flush): New function.
(mem_sfree): Remove.
(empty_internal_buffer): Cast to correct type.
(open_internal): Use correct type, init function pointers.
(fd_to_stream): Test whether to open file as buffered or raw.
(output_stream): Remove mode set.
(error_stream): Likewise.
(flush_all_units_1): Use new stream interface.
(flush_all_units): Likewise.
(stream_at_bof): Remove.
(stream_at_eof): Remove.
(file_position): Remove.
(file_length): Update logic to use stream interface.
(flush): Remove.
(stream_offset): Remove.
* io/write.c (write_utf8_char4): Use int instead of size_t.
(write_x): Extra safety check.
(namelist_write_newline): Use new stream interface.
From-SVN: r145571
2009-03-28 Daniel Kraft <d@domob.eu>
* intrinsics/string_intrinsics.c: #include <assert.h>
* intrinsics/string_intrinsics_inc.c (string_trim): Use string_len_trim
instead of calculating the length directly.
(string_len_trim): For KIND=1, speed search up.
2009-03-28 Daniel Kraft <d@domob.eu>
* gfortran.dg/trim_1.f90: New test.
From-SVN: r145192
2009-03-24 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/39528
* io/list_read.c (list_formatted_read_scalar): Move check for read
completion to just after the check for a repeated value.
From-SVN: r145030
2009-03-08 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/39409
* io/write_float.def (output_float): Handle F0.d formatting correctly
for any d when value is 0.0.
From-SVN: r144718
2009-01-12 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/38772
* io/read.c (read_f): Clean up loop conditions for BZ/BN,
allowing proper digit testing. White space fix.
From-SVN: r143327
2009-01-05 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/38735
* io/unit.c (get_internal_unit): Set default BLANK= status to NULL for
internal units.
From-SVN: r143102
PR fortran/31832
* acinclude.m4 (LIBGFOR_CHECK_FOR_BROKEN_POWF): New autoconf check for
broken powf.
* configure.ac (LIBGFOR_CHECK_FOR_BROKEN_POWF): Use it.
* intrinsics/c99_functions.c: Use internal powf implementation if
HAVE_BROKEN_POWF is defined.
* configure: Rebuilt.
* config.h.in: Rebuilt.
From-SVN: r142952
2008-12-22 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/37472
* io/write_float.def (output_float_FMT_G_): Modify calculation of temp
to avoid sensitivity to round-off.
From-SVN: r142884
2008-12-21 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/38398
* io/io.h (st_parameter_dt): Add new bit to keep track of when to
suppress blanks for g0 formatting.
* io/transfer.c (formatted_transfer_scalar): Always call write_real_g0
for g0 formatting.
* io.c (write.c): Do not use ES formatting and use new bit to suppress
blanks.
* io/write_float.def (output_float): Adjust the location of setting the
width so that it can be adjusted when suppressing blanks. Set number of
blanks to zero when dtp->u.p.g0_no_blanks is set. Do some minor code
clean-up and add some white space for readability.
From-SVN: r142871
2008-12-13 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/38504
io/write.c (write_decimal): Skip extra sign '-' at beginning of string
returned by gfc_itoa.
From-SVN: r142747
2008-12-08 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/38430
* io/transfer.c (data_transfer_init): Move constraint check for REC=
and STREAM access into condition for other REC= constraints to simplify.
Comment out this constraint to avoid breaking compatibility with 4.3
until later. Added a TODO for above comment and this one.
Fix test for max pos.
From-SVN: r142575
2008-12-05 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/38291
* io.c (match_dt_element): Use dt->pos in matcher.
(gfc_free_dt): Free dt->pos after use.
(gfc_resolve_dt): Use dt->pos in resolution of stream position tag.
2008-12-05 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/38291
* io/transfer.c (data_transfer_init): Add checks for POS= valid range.
Add check for unit opened with ACCESS="stream". Flush and seek if
current stream position does not match. Check ENDFILE on read.
From-SVN: r142515
2008-12-04 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/38285
* write_float.def (WRITE_FLOAT): Zero the float value for special case
only if scale_factor = 0.
From-SVN: r142455
PR libfortran/37839
* trans-io.c (gfc_build_io_library_fndecls): Decrease pad size back
to 16 pointers plus 32 integers. Don't use max integer kind
alignment, only gfc_intio_kind's alignment.
(gfc_trans_inquire): Only set flags2 if mask2 is non-zero.
* ioparm.def: Fix order, bitmasks and types of inquire round, sign
and pending fields. Move u in dt before id.
* io.c (gfc_free_inquire): Free decimal and size exprs.
(match_inquire_element): Match size instead of matching blank twice.
(gfc_resolve_inquire): Resolve size.
* gfortran.dg/f2003_inquire_1.f03: New test.
* gfortran.dg/f2003_io_1.f03: Remove xfail.
* gfortran.dg/f2003_io_4.f03: Likewise.
* gfortran.dg/f2003_io_5.f03: Likewise.
* gfortran.dg/f2003_io_6.f03: Likewise.
* gfortran.dg/f2003_io_7.f03: Likewise.
* io/io.h (IOPARM_INQUIRE_HAS_ROUND, IOPARM_INQUIRE_HAS_SIGN,
IOPARM_INQUIRE_HAS_PENDING): Adjust values.
(st_parameter_inquire): Reorder and fix types of round, sign and
pending fields.
(st_parameter_43, st_parameter_44): Removed.
(st_parameter_dt): Put back struct definition directly to u.p
declaration. Change type of u.p.size_used from gfc_offset to
GFC_IO_INT. Decrease back size of u.pad to 16 pointers and
32 ints. Put id, pos, asynchronous, blank, decimal, delim,
pad, round and sign fields after the union.
* io/inquire.c (inquire_via_unit, inquire_via_filename): Only read
flags2 if it is defined.
* io/transfer.c (read_sf, read_block_form, write_block): Cast
additions to size_used to GFC_IO_INT instead of gfc_offset.
(data_transfer_init): Clear whole u.p struct. Adjust
for moving id, pos, asynchronous, blank, decimal, delim, pad,
round and sign fields from u.p directly into st_parameter_dt.
(finalize_transfer): Don't cast size_used to GFC_IO_INT.
* io/file_pos.c (st_endfile): Clear whole u.p struct.
From-SVN: r142111
2008-11-20 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/37472
* io/write_float.def (output_float_FMT_G_): Adjust conversion of
G format specification to F format.
From-SVN: r142079
