2016-12-03 Thomas Koenig PR fortran/78379 * Makefile.am: Add dependence of m4/matmul_internal_m4 to mamtul files.. * Makefile.in: Regenerated. * acinclude.m4: Check for AVX, AVX2 and AVX512F. * config.h.in: Add HAVE_AVX, HAVE_AVX2 and HAVE_AVX512F. * configure: Regenerated. * configure.ac: Use checks for AVX, AVX2 and AVX_512F. * m4/matmul_internal.m4: New file. working part of matmul.m4. * m4/matmul.m4: Implement architecture-specific switching for AVX, AVX2 and AVX512F by including matmul_internal.m4 multiple times. * generated/matmul_c10.c: Regenerated. * generated/matmul_c16.c: Regenerated. * generated/matmul_c4.c: Regenerated. * generated/matmul_c8.c: Regenerated. * generated/matmul_i1.c: Regenerated. * generated/matmul_i16.c: Regenerated. * generated/matmul_i2.c: Regenerated. * generated/matmul_i4.c: Regenerated. * generated/matmul_i8.c: Regenerated. * generated/matmul_r10.c: Regenerated. * generated/matmul_r16.c: Regenerated. * generated/matmul_r4.c: Regenerated. * generated/matmul_r8.c: Regenerated. 2016-11-30 Andre Vehreschild * caf/single.c (_gfortran_caf_get_by_ref): Prevent compile time warning. (_gfortran_caf_send_by_ref): Same. (_gfortran_caf_is_present): Prevent fallthrough warnings. 2016-11-30 Andre Vehreschild * caf/libcaf.h: Add new action types for (de-)registration of allocatable components in derived type coarrays. Add _caf_is_present prototype. * caf/single.c (_gfortran_caf_register): Add support for registration only and allocation of already registered allocatable components in derived type coarrays. (_gfortran_caf_deregister): Add mode to deallocate but not deregister an allocatable component in a derived type coarray. (_gfortran_caf_is_present): New function. Query whether an allocatable component in a derived type coarray on a remote image is allocated. 2016-11-16 Jerry DeLisle PR libgfortran/51119 * Makefile.am: Remove -fno-protect-parens -fstack-arrays. * Makefile.in: Regenerate. 2016-11-16 Szabolcs Nagy PR libgfortran/78314 * config/fpu-glibc.h (support_fpu_trap): Use feenableexcept. 2016-11-15 Jerry DeLisle Thomas Koenig PR libgfortran/51119 * Makefile.am: Add new optimization flags matmul. * Makefile.in: Regenerate. * m4/matmul.m4: For the case of all strides = 1, implement a fast blocked matrix multiply. Fix some whitespace. * generated/matmul_c10.c: Regenerate. * generated/matmul_c16.c: Regenerate. * generated/matmul_c4.c: Regenerate. * generated/matmul_c8.c: Regenerate. * generated/matmul_i1.c: Regenerate. * generated/matmul_i16.c: Regenerate. * generated/matmul_i2.c: Regenerate. * generated/matmul_i4.c: Regenerate. * generated/matmul_i8.c: Regenerate. * generated/matmul_r10.c: Regenerate. * generated/matmul_r16.c: Regenerate. * generated/matmul_r4.c: Regenerate. * generated/matmul_r8.c: Regenerate. 2016-11-15 Matthias Klose * configure: Regenerate. 2016-11-03 Fritz Reese * io/io.h (IOPARM_DT_DEFAULT_EXP): New flag bit. * io/list_read.c (parse_real, read_real): Allow omission of exponent with IOPARM_DT_DEFAULT_EXP. * io/read.c (read_f): Ditto. 2016-10-31 Jerry DeLisle PR libgfortran/54679 * io/format.c (parse_format_list): Adjust checks for FMT_L to treat a zero width as an extension, giving warnings or error as appropriate. Improve messages. 2016-10-30 Jerry DeLisle PR fortran/78123 * io/transfer.c (formatted_transfer_scalar_read): Clear seen_eor only if we have tabbed to left of current position. 2016-10-26 Fritz Reese * libgfortran.h (IOPARM_OPEN_HAS_READONLY, IOPARM_OPEN_HAS_SHARE, IOPARM_OPEN_HAS_CC): New for READONLY, SHARE, and CARRIAGECONTROL. * io/close.c (st_close): Support READONLY. * io/io.h (st_parameter_open, unit_flags): Support SHARE, CARRIAGECONTROL, and READONLY. * io/open.c (st_open): Ditto. * io/transfer.c (data_transfer_init): Ditto. * io/io.h (st_parameter_dt): New member 'cc' for CARRIAGECONTROL. * io/write.c (write_check_cc, write_cc): New functions for CARRIAGECONTROL. * io/transfer.c (next_record_cc): Ditto. * io/file_pos.c (st_endfile): Support SHARE and CARRIAGECONTROL. * io/io.h (st_parameter_inquire): Ditto. * io/open.c (edit_modes, new_unit): Ditto. * io/inquire.c (inquire_via_unit, inquire_via_filename): Ditto. * io/io.h (unit_share, unit_cc, cc_fortran, IOPARM_INQUIRE_HAS_SHARE, IOPARM_INQUIRE_HAS_CC): New for SHARE and CARRIAGECONTROL. * io/open.c (share_opt, cc_opt): Ditto. * io/read.c (read_x): Support CARRIAGECONTROL. * io/transfer.c (read_sf, next_record_r, next_record_w): Ditto. * io/write.c (list_formatted_write_scalar, write_a): Ditto. * io/unix.h (close_share): New prototype. * io/unix.c (open_share, close_share): New functions to handle SHARE. * io/unix.c (open_external): Handle READONLY. Call open_share. * io/close.c (st_close): Call close_share. 2016-10-24 Jerry DeLisle PR fortran/77828 * io/io.h (st_parameter_dt): Reorder for readability and sanity. * io/transfer.c (data_transfer_init): Remove TODO and enable the runtime error message, rec= specifier not allowed in STREAM access. * libtool-version: Bump major version of libgfortran to 4. 2016-10-21 Jerry DeLisle PR libfortran/78055 * io/io.h (st_parameter_dt): Restore GFC_IO_INT to maintain alignment. 2016-10-20 Jerry DeLisle * io/transfer.c (finalize_transfer): Free format data in child procedures. (st_read_done, st_write_done): Don't free format hash table. 2016-10-17 Jerry DeLisle PR fortran/48298 * io/io.h: Move size_used from dtp to unit structure. Add bool has_size to unit structure. * io/read.c (read_x): Use has_size and size_used. * io/transfer.c (read_sf_internal,read_sf,read_block_form, read_block_form4): Likewise. (data_transfer_init): If parent, initialize the size variables. (finalize_transfer): Set the size variable using size_used in gfc_unit. (write_block): Delete bogus/dead code. 2016-10-16 Janne Blomqvist PR libfortran/48587 * io/transfer.c (data_transfer_init): Improve error message, remove redundant check. 2016-10-15 Janne Blomqvist PR libfortran/48587 * io/io.h (get_unique_unit_number): Remove prototype. (newunit_alloc): New prototype. * io/open.c (st_open): Call newunit_alloc. * io/unit.c (newunits,newunit_size,newunit_lwi): New static variables. (GFC_FIRST_NEWUNIT): Rename to NEWUNIT_START. (next_available_newunit): Remove variable. (get_unit): Call newunit_alloc, don't try to create negative external unit. (close_unit_1): Call newunit_free. (close_units): Free newunits array. (get_unique_number): Remove function. (newunit_alloc): New function. (newunit_free): New function. * io/transfer.c (data_transfer_init): Check for invalid unit number. 2016-10-09 Janne Blomqvist PR libfortran/67585 * io/io.h: TEMP_FAILURE_RETRY: Define macro if not found. * io/unix.c (raw_read): Handle EINTR. (raw_write): Check for return value -1. (raw_seek): Handle EINTR. (raw_tell): Likewise. (raw_size): Likewise. (raw_truncate): Likewise. (raw_close): Likewise. (buf_flush): Call raw_seek instead of lseek. (buf_read): Likewise. (buf_write): Likewise. (fd_to_stream): Handle EINTR. (tempfile_open): Likewise. (regular_file2): Likewise. (compare_file_filename): Likewise. (find_file): Likewise. (inquire_sequential): Likewise. (inquire_direct): Likewise. (inquire_formatted): Likewise. 2016-10-05 Jerry DeLisle PR fortran/77868 * io/inquire.c (inquire_via_unit): NULL guard the check for internal unit passed into child IO procedure. 2016-10-04 Jerry DeLisle * io/inquire.c (inquire_via_unit): Add check for internal unit passed into child IO procedure. 2016-10-01 Andre Vehreschild PR fortran/77663 * caf/single.c (caf_internal_error): Fix not terminating va-list. (_gfortran_caf_register): Free memory also when other allocs failed. (_gfortran_caf_get_by_ref): Fixed style. (send_by_ref): Token is now stored at the correct position preventing inaccessible tokens, memory loss and possibly crashes. 2016-09-28 Jerry DeLisle PR libgfortran/77707 io/transfer.c (next_record): Flush before calculating next_record. Correctly calculate. 2016-09-23 Jerry DeLisle PR libgfortran/48298 * io/inquire.c (inquire_via_unit): Adjust error check for the two possible internal unit KINDs. * io/io.h: Adjust defines for is_internal_unit and is_char4_unit. (gfc_unit): Add internal unit data to structure. (get_internal_unit): Change declaration to set_internal_unit. (free_internal_unit): Change name to stash_internal_unit_number. (get_unique_unit_number): Adjust parameter argument. Define IOPARM_DT_HAS_UDTIO. (gfc_saved_unit): New structure. * io/list_read.c (next_char_internal): Use is_char4_unit. * io/open.c (st_open): Adjust call to get_unique_unit_number. * io/transfer.c (write_block): Use is_char4_unit. (data_transfer_init): Update check for unit numbers. (st_read_done): Free the various allocated memories used for the internal units and stash the negative unit number and pointer to unit structure to allow reuse. (st_write_done): Likewise stash the freed unit. * io/unit.c: Create a fixed size buffer of 16 gfc_saved_unit's to use as a stack to save newunit unit numbers and unit structure for reuse. (get_external_unit): Change name to get_gfc_unit to better reflect what it does. (find_unit): Change call to get_gfc_unit. (find_or_create_unit): Likewise. (get_internal_unit): Change name to set_internal_unit. Move internal unit from the dtp structure to the gfc_unit structure so that it can be passed to child I/O statements through the UNIT. (free_internal_unit): Change name to stash_internal_unit_number. Push the common.unit number onto the newunit stack, saving it for possible reuse later. (get_unit): Set the internal unit KIND. Use get_unique_unit_number to get a negative unit number for the internal unit. Use get_gfc_unit to get the unit structure and use set_internal_unit to initialize it. (init_units): Initialize the newunit stack. (get_unique_unit_number): Check the stack for an available unit number and use it. If none there get the next most negative number. (close_units): Free any unit structures pointed to from the save stack. 2016-09-21 Janne Blomqvist * intrinsics/random.c (getosrandom): Use rand_s() on MinGW-w64. Fix bounds overflow in fallback code. 2016-09-19 Andre Vehreschild * caf/libcaf.h: Add caf_reference_type. * caf/mpi.c: Adapted signature of caf_register(). * caf/single.c (struct caf_single_token): Added to keep the pointer to the memory registered and array descriptor. (caf_internal_error): Added convenience interface. (_gfortran_caf_register): Adapted to work with caf_single_token and return memory in the array descriptor. (_gfortran_caf_deregister): Same. (assign_char1_from_char4): Fixed style. (convert_type): Fixed incorrect conversion. (_gfortran_caf_get): Adapted to work with caf_single_token. (_gfortran_caf_send): Same. (_gfortran_caf_sendget): Same. (copy_data): Added to stop repeating it in all _by_ref functions. (get_for_ref): Recursive getting of coarray data using a chain of references. (_gfortran_caf_get_by_ref): Driver for computing the memory needed for the get and checking properties of the operation. (send_by_ref): Same as get_for_ref but for sending data. (_gfortran_caf_send_by_ref): Same like caf_get_by_ref but for sending. (_gfortran_caf_sendget_by_ref): Uses get_by_ref and send_by_ref to implement sendget for reference chains. (_gfortran_caf_atomic_define): Adapted to work with caf_single_token. (_gfortran_caf_atomic_ref): Likewise. (_gfortran_caf_atomic_cas): Likewise. (_gfortran_caf_atomic_op): Likewise. (_gfortran_caf_event_post): Likewise. (_gfortran_caf_event_wait): Likewise. (_gfortran_caf_event_query): Likewise. (_gfortran_caf_lock): Likewise. (_gfortran_caf_unlock): Likewise. 2016-09-09 Steven G. Kargl PR fortran/77507 * ieee/ieee_arithmetic.F90 (IEEE_VALUE_4,IEEE_VALUE_8,IEEE_VALULE_10, IEEE_VALUE_16): Use correct keyword. 2016-09-06 Jerry DeLisle PR libgfortran/77393 * io/write_float.def (build_float_string): Recognize when the result will not fit in the user provided, star fill, and exit early. 2016-08-31 Jerry DeLisle PR libgfortran/77393 * io/write.c (kind_from_size): New function to calculate required buffer size based on kind type. (select_buffer, select_string): Use new function. (write_float_0, write_real, write_real_g0, write_complex): Adjust calls to pass parameters needed by new function. 2016-08-31 Jerry DeLisle Paul Thomas PR libgfortran/48298 * gfortran.map : Flag _st_set_nml_dtio_var and _gfortran_transfer_derived. * io/format.c (format_lex): Detect DTIO formatting. (parse_format_list): Parse the DTIO format. (next_format): Include FMT_DT. * io/format.h : Likewise. Add structure 'udf' to structure 'fnode' to carry the IOTYPE string and the 'vlist'. * io/io.h : Add prototypes for the two types of DTIO subroutine and a typedef for gfc_class. Also, add to 'namelist_type' fields for the pointer to the DTIO procedure and the vtable. Add fields to struct st_parameter_dt for pointers to the two types of DTIO subroutine. Add to gfc_unit DTIO specific fields. (internal_proto): Add prototype for 'read_user_defined' and 'write_user_defined'. * io/list_read.c (check_buffers): Use the 'current_unit' field. (unget_char): Likewise. (eat_spaces): Likewise. (list_formatted_read_scalar): For case BT_CLASS, call the DTIO procedure. (nml_get_obj_data): Likewise when DTIO procedure is present,. * io/transfer.c : Export prototypes for 'transfer_derived' and 'transfer_derived_write'. (unformatted_read): For case BT_CLASS, call the DTIO procedure. (unformatted_write): Likewise. (formatted_transfer_scalar_read): Likewise. (formatted_transfer_scalar_write: Likewise. (transfer_derived): New function. (data_transfer_init): Set last_char if no child_dtio. (finalize_transfer): Return if child_dtio set. (st_write_done): Add condition for child_dtio not set. Add extra arguments for st_set_nml_var prototype. (set_nml_var): New function that contains the contents of the old version of st_set_nml_var. Also sets the 'dtio_sub' and 'vtable' fields of the 'nml' structure. (st_set_nml_var): Now just calls set_nml_var with 'dtio_sub' and 'vtable' NULL. (st_set_nml_dtio_var): New function that calls set_nml_var. * io/unit.c (get_external_unit): If the found unit child_dtio is non zero, don't do any mutex locking/unlocking. Just return the unit. * io/unix.c (tempfile_open): Revert to C style comment. * io/write.c (list_formatted_write_scalar): Do the DTIO call. (nml_write_obj): Add BT_CLASS and do the DTIO call. 2016-08-29 Nathan Sidwell * configure.ac (nvptx-*): Hardwire newlib. * configure: Rebuilt. 2016-08-19 Janne Blomqvist * intrinsics/random.c (xor_keys): New array with "secret" keys. (scramble_seed): XOR given seed with xor_keys array rather than shuffling bytes. (unscramble_seed): Remove function. (random_seed_i4): Use new scramble_seed. (random_seed_i8): Likewise. 2016-08-19 Janne Blomqvist * intrinsics/random.c (master_init): New variable. (init_rand_state): Move below getosrandom (), maybe initialize master_state. (random_seed_i4): If called with no arguments, set master_init to false, and reinitialize. If called with PUT=, set master_init to true. (random_seed_i8): Likewise. 2016-08-11 Rainer Orth * intrinsics/random.c: Include . 2016-08-11 Janne Blomqvist * intrinsics/random.c: Replace KISS with xorshift1024* using per-thread state. * runtime/main.c (init): Don't call random_seed_i4. 2016-07-22 Andre Vehreschild * caf/libcaf.h: Add parameter stat to caf_get() and caf_send()'s function prototypes. * caf/single.c (_gfortran_caf_get): Implement reporting error using stat instead of abort(). (_gfortran_caf_send): Same. (_gfortran_caf_sendget): Use NULL for stat when calling caf_send(). 2016-06-23 Jerry DeLisle PR libgfortran/48852 * io/write.c: Cleaned up whitespace. (write_d, write_e, write_f, write_es, write_en): Use new helper function write_float_0. (write_float_0): New helper function. (get_precision, select_buffer, select_string, write_float_string): New helper functions used in remaining float writing functions. Helper function write_float_string now contains code for writing to kind=4 character internal units. (write_real): Modified to establish working buffers at this level and to use new helper functions. (write_real_g0): Likewise modified. (write_complex): Likewise modified. Gets both float strings before output so that final lengths can be determined which allows right justifying the complex number with no intervening spaces. * io/write_float.def (build_float_string): Renamed from previosly output_float, modified to use buffers passed in from higher functions, builds a null terminated string of the floating point value. Character kind=4 code eliminated. (write_infnan): Likewise modified to use incoming buffers and eliminate kind=4 related code. (OUTPUT_FLOAT_FMT_G): Deleted, functionality moved into FORMAT_FLOAT. (FORMAT_FLOAT): Renamed macro from WRITE_FLOAT. Use build_float_string. (get_float_string): Renamed from write_float, uses FORMAT_FLOAT macro. Buffer allocation removed, now at higher level. 2016-05-23 Jerry DeLisle PR libgfortran/71123 * io/list_read (eat_spaces): Eat '\r' as part of spaces. 2016-04-19 Jerry DeLisle PR libgfortran/70684 * io/list_read (check_buffers): Add '\r' to check for end of line. 2016-03-30 Jerry DeLisle Dominique d'Humieres PR libgfortran/70235 * io/write_float.def: Fix PF format for negative values of the scale factor. 2016-03-28 Alessandro Fanfarillo * caf/libcaf.h: caf_stop_numeric and caf_stop_str prototype. * caf/single.c: _gfortran_caf_stop_numeric and _gfortran_caf_stop_str implementation. 2016-02-23 Jerry DeLisle PR libgfortran/69456 * io/list_read.c (read_real): If digit is missing from exponent issue an error. (parse_real): Likewise and adjusted error message to clarify it is part of a complex number. (nml_read_obj): Bump item count and add comment that this is used to identify which item in a namelist read has a problem. 2016-02-17 Jerry DeLisle PR libgfortran/69651 * io/list_read.c (push_char4): Fix the pointer usage for xrealloc. 2016-02-15 Jerry DeLisle PR libgfortran/69651 * io/list_read.c: Entire file trailing spaces removed. (CASE_SEPARATORS): Remove '!'. (is_separator): Add namelist mode as condition with '!'. (push_char): Remove un-needed memset. (push_char4): Likewise and remove 'new' pointer. (eat_separator): Remove un-needed use of notify_std. (read_logical): If '!' bang encountered when not in namelist mode got bad_logical to give an error. (read_integer): Likewise reject '!'. (read_character): Remove condition testing c = '!' which is now inside the is_separator macro. (parse_real): Reject '!' unless in namelist mode. (read_complex): Reject '!' unless in namelist mode. (read_real): Likewise reject '!'. 2016-02-12 Jerry DeLisle PR libgfortran/69668 * io/list_read.c (read_character): Remove code related to DELIM_NONE. 2016-01-23 John David Anglin PR libfortran/68744 * runtime/backtrace.c: Include gthr.h. (show_backtrace): Use __gthread_active_p() to determine whether threads are active. Return if lbstate is NULL. 2016-01-15 Jakub Jelinek * intrinsics/execute_command_line.c (set_cmdstat): Use "%s", msg instead of msg to avoid -Wformat-security warning. 2016-01-04 Jakub Jelinek Update copyright years. Copyright (C) 2016 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.