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2018-01-142018-01-14 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
Backport from trunk PR libgfortran/83811 * gfortran.dg/fmt_e.f90: New test. * gfortran.dg/fmt_e.f90: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@256675 138bc75d-0d04-0410-961f-82ee72b054a4
2018-01-03PR libgfortran/83649 Chunk large reads and writesjb
Backport from trunk. It turns out that Linux never reads or writes more than 2147479552 bytes in a single syscall. For writes this is not a problem as libgfortran already contains a loop around write() to handle short writes. But for reads we cannot do this, since then read will hang if we have a short read when reading from the terminal. Also, there are reports that macOS fails I/O's larger than 2 GB. Thus, to work around these issues do large reads/writes in chunks. The testcase from the PR program largewr integer(kind=1) :: a(2_8**31+1) a = 0 a(size(a, kind=8)) = 1 open(10, file="largewr.dat", access="stream", form="unformatted") write (10) a close(10) a(size(a, kind=8)) = 2 open(10, file="largewr.dat", access="stream", form="unformatted") read (10) a if (a(size(a, kind=8)) == 1) then print *, "All is well" else print *, "Oh no" end if end program largewr fails on trunk but works with the patch. Regtested on x86_64-pc-linux-gnu, committed to trunk. libgfortran/ChangeLog: 2018-01-03 Janne Blomqvist <jb@gcc.gnu.org> PR libgfortran/83649 * io/unix.c (MAX_CHUNK): New define. (raw_read): For reads larger than MAX_CHUNK, loop. (raw_write): Write no more than MAX_CHUNK bytes per iteration. --- libgfortran/io/unix.c | 50 ++++++++++++++++++++++++++++++++++++++++++-------- 1 file changed, 42 insertions(+), 8 deletions(-) diff --git a/libgfortran/io/unix.c b/libgfortran/io/unix.c index a07a3c9..7a982b3 100644 --- a/libgfortran/io/unix.c +++ b/libgfortran/io/unix.c @@ -292,18 +292,49 @@ raw_flush (unix_stream *s __attribute__ ((unused))) return 0; } +/* Write/read at most 2 GB - 4k chunks at a time. Linux never reads or + writes more than this, and there are reports that macOS fails for + larger than 2 GB as well. */ +#define MAX_CHUNK 2147479552 + static ssize_t raw_read (unix_stream *s, void *buf, ssize_t nbyte) { /* For read we can't do I/O in a loop like raw_write does, because that will break applications that wait for interactive I/O. We - still can loop around EINTR, though. */ - while (true) + still can loop around EINTR, though. This however causes a + problem for large reads which must be chunked, see comment above. + So assume that if the size is larger than the chunk size, we're + reading from a file and not the terminal. */ + if (nbyte <= MAX_CHUNK) { - ssize_t trans = read (s->fd, buf, nbyte); - if (trans == -1 && errno == EINTR) - continue; - return trans; + while (true) + { + ssize_t trans = read (s->fd, buf, nbyte); + if (trans == -1 && errno == EINTR) + continue; + return trans; + } + } + else + { + ssize_t bytes_left = nbyte; + char *buf_st = buf; + while (bytes_left > 0) + { + ssize_t to_read = bytes_left < MAX_CHUNK ? bytes_left: MAX_CHUNK; + ssize_t trans = read (s->fd, buf_st, to_read); + if (trans == -1) + { + if (errno == EINTR) + continue; + else + return trans; + } + buf_st += trans; + bytes_left -= trans; + } + return nbyte - bytes_left; } } @@ -317,10 +348,13 @@ raw_write (unix_stream *s, const void *buf, ssize_t nbyte) buf_st = (char *) buf; /* We must write in a loop since some systems don't restart system - calls in case of a signal. */ + calls in case of a signal. Also some systems might fail outright + if we try to write more than 2 GB in a single syscall, so chunk + up large writes. */ while (bytes_left > 0) { - trans = write (s->fd, buf_st, bytes_left); + ssize_t to_write = bytes_left < MAX_CHUNK ? bytes_left: MAX_CHUNK; + trans = write (s->fd, buf_st, to_write); if (trans == -1) { if (errno == EINTR) -- 2.7.4 git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@256172 138bc75d-0d04-0410-961f-82ee72b054a4
2017-12-302017-12-29 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
Backport from trunk PR libgfortran/83613 * io/unit.c (init_units): Don't forget to unlock the unit locks after being inserted. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@256041 138bc75d-0d04-0410-961f-82ee72b054a4
2017-12-162017-12-16 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
Backport from trunk PR libgfortran/81937 * io/list_read.c (next_char_internal): Don't attempt to read from the internal unit stream if no bytes are left. Decrement bytes_left in the right place. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@255752 138bc75d-0d04-0410-961f-82ee72b054a4
2017-12-162017-12-16 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
Backport from trunk PR libgfortran/78549 * io/inquire.c (inquire_via_unit): Adjust test for existence for pre-connected internal units. * io/transfer.c (finalize_transfer): When done with a transfer to internal units, free the format buffer and close the stream. (st_read_done): Delete freeing the stream, now handled using sclose in finalize_transfer. (st_write_done): Likewise. * io/unit.c (get_unit): Return NULL for special reserved unit numbers, signifying not accessible to the user. (init_units): Insert the two special internal units into the unit treap. This makes these unit structures available without further allocations for later use by internal unit I/O. These units are automatically deleted by normal program termination. * io/unix.c (mem_close): Add a guard check to protect from double free. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@255751 138bc75d-0d04-0410-961f-82ee72b054a4
2017-12-042017-12-03 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
Backport from trunk PR libgfortran/83168 * io/write.c (select_string): Bump size by one to avoid overrun. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@255373 138bc75d-0d04-0410-961f-82ee72b054a4
2017-12-032017-12-03 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
Dominique d'Humieres <dominiq@lps.ens.fr> Backport from trunk PR libgfortran/83191 * io/transfer.c (list_formatted_read_scalar): Do not set namelist_mode bit here. (namelist_read): Likewise. (data_transfer_init): Clear the mode bit here. (finalize_transfer): Do set the mode bit just before any calls to namelist_read or namelist_write. It can now be referred to in complex_write. * io/write.c (write_complex): Suppress the leading blanks when namelist_mode bit is not set to 1. * gfortran.dg/namelist_95.f90: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@255368 138bc75d-0d04-0410-961f-82ee72b054a4
2017-12-032017-12-02 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
Backport from trunk PR libgfortran/83225 * io/io.h (is_internal_unit): Use the unit_is_internal bit. * io/transfer.c (data_transfer_init): Set the bit to true for internal units. Use that bit for checks for internal unit initializations. * io/unit.c (insert_unit): As a precaution, set the internal_unit_kind to zero when a unit structure is first created. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@255364 138bc75d-0d04-0410-961f-82ee72b054a4
2017-11-232017-11-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
Backport from trunk PR libgfortran/78549 * io/io.h (newunit_free): Add declaration. Clean some whitespace. * io/transfer.c (st_read_done, st_write_done): Call newunit_free. * io/unit.c (newunit_free): Change type from static void to void. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@255108 138bc75d-0d04-0410-961f-82ee72b054a4
2017-10-272017-10-27 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
Rimvydas (RJ) Backport from trunk PR libgfortran/81938 io/format.c (free_format_data): Don't try to free vlist descriptors past the end of the fnode array. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@254169 138bc75d-0d04-0410-961f-82ee72b054a4
2017-09-202017-09-19 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
Backport from trunk PR libgfortran/78387 * io/list_read.c (nml_read_obj): Remove use of stash. * io/transfer.c (st_read_done, st_write_done): Likewise. * io/unit.c (stash_internal_unit): Delete function. (get_unit): Remove use of stash. (init_units): Likewise. (close_units): Likewise. * io/write.c (nml_write_obj): Likewise: git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@252992 138bc75d-0d04-0410-961f-82ee72b054a4
2017-06-282017-06-27 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
Backport from trunk PR libgfortran/53029 * io/list_read.c(list_formatted_read_scalar: Set the err return value to the common.flags error values. * gfortran.dg/read_5.f90: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@249719 138bc75d-0d04-0410-961f-82ee72b054a4
2017-06-26Fix for SPEC CPu2017 621.wrf_s failure, add missing locking code.wilson
libgfortran/ Backport from trunk PR libfortran/81195 * io/unit.c (get_unit): Call __gthread_mutex_lock before newunit_stack and newunit_tos references. Call __gthread_mutex_unlock afterward. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@249668 138bc75d-0d04-0410-961f-82ee72b054a4
2017-05-232017-05-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
Backport from trunk PR libgfortran/80741 * transfer.c (finalize_transfer): Reset last_char to 'empty'. * file_pos.c (formatted_backspace): Likewise. (st_endfile): Likewise. (st_rewind): Likewise. (st_flush): Likewise. * trans-io.c (transfer_namelist_element): Change check from NULL_TREE to null_pointer_node. * gfortran.dg/read_4.f90: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@248390 138bc75d-0d04-0410-961f-82ee72b054a4
2017-05-232017-05-23 Paul Thomas <pault@gcc.gnu.org>jvdelisle
Backport from trunk PR fortran/80333 * trans-io.c (nml_get_addr_expr): If we are dealing with class type data set tmp tree to get that address. (transfer_namelist_element): Set the array spec to point to the the class data. * gfortran.dg/dtio_30.f03: New test. * list_read.c (nml_read_obj): Compute pointer into class/type arrays from the nl->dim information. Update it for each iteration of the loop for the given object. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@248388 138bc75d-0d04-0410-961f-82ee72b054a4
2017-05-172017-05-17 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
Backport from trunk PR libgfortran/80727 * transfer.c (read_sf_internal): Remove bogus code to detect EOR. (read_block_form): For internal units, generate EOR if no more bytes left in unit and we are trying to read with ADVANCE='NO'. * gfortran.dg/read_3.f90: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@248167 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-112017-04-11 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
* close.c: Fix white space in pointer declarations and comment formats where applicable. * fbuf.c: Likewise. * fbuf.h: Likewise. * format.c: Likewise. * inquire.c: Likewise. * intrinsics.c: Likewise. * list_read.c: Likewise. * lock.c: Likewise. * open.c: Likewise. * read.c: Likewise. * transfer.c: Likewise. * unit.c: Likewise. * unix.c: Likewise. * unix.h: Likewise. * write.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@246842 138bc75d-0d04-0410-961f-82ee72b054a4
2017-03-292017-03-29 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
PR libgfortran/78670 * io/list_read.c (nml_get_obj_data): Delete code which calls the child read procedure. (nml_read_obj): Insert the code which calls the child procedure. Don't need to touch nodes if using dtio since parent will not be traversing the components. PR libgfortran/78670 * gfortran.dg/dtio_25.f90: Use 'a1' format when trying to read a character of length 1. Update test for success. * gfortran.dg/dtio_28.f03: New test. * gfortran.dg/dtio_4.f90: Update to open test file with status = 'scratch' to delete the file when done. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@246576 138bc75d-0d04-0410-961f-82ee72b054a4
2017-03-282017-03-28 Janus Weil <janus@gcc.gnu.org>janus
PR fortran/78661 * trans-io.c (transfer_namelist_element): Perform a polymorphic call to a DTIO procedure if necessary. 2017-03-28 Janus Weil <janus@gcc.gnu.org> PR fortran/78661 * gfortran.dg/dtio_25.f90: Modified test case. * gfortran.dg/dtio_27.f90: New test case. 2017-03-28 Janus Weil <janus@gcc.gnu.org> PR fortran/78661 * io/write.c (nml_write_obj): Build a class container only if necessary. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@246546 138bc75d-0d04-0410-961f-82ee72b054a4
2017-03-272017-03-27 Dominique d'Humieres <dominiq@lps.ens.fr>dominiq
* io/list_read.c: Insert /* Fall through. */ in the macro CASE_SEPARATORS in order to silence warnings. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@246507 138bc75d-0d04-0410-961f-82ee72b054a4
2017-03-252017-03-25 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
PR libgfortran/78881 * io/io.h (st_parameter_dt): Rename unused component last_char to child_saved_iostat. Move comment to gfc_unit. * io/list_read.c (list_formatted_read_scalar): After call to child READ procedure, save the returned iostat value for later check. (finish_list_read): Only finish READ if child_saved_iostat was OK. * io/transfer.c (read_sf_internal): If there is a saved character in last character, seek back one. Add a new check for EOR condition. (read_sf): If there is a saved character in last character, seek back one. (formatted_transfer_scalar_read): Initialize last character before invoking child procedure. (data_transfer_init): If child dtio, set advance status to nonadvancing. Move update of size and check for EOR condition to before child dtio return. * gfortran.dg/dtio_26.f90: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@246478 138bc75d-0d04-0410-961f-82ee72b054a4
2017-03-112017-03-11 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
PR libgfortran/78854 * io/list_read.c (nml_get_obj_data): Stash internal unit for later use by child procedures. * io/write.c (nml_write_obj): Likewise. * io/tranfer.c (data_transfer_init): Minor whitespace. * io/unit.c (set_internal_uit): Look for the stashed internal unit and use it if found. * gfortran.dg/dtio_25.f90: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@246070 138bc75d-0d04-0410-961f-82ee72b054a4
2017-02-202017-02-16 Paul Thomas <pault@gcc.gnu.org>pault
PR fortran/79382 * decl.c (access_attr_decl): Test for presence of generic DTIO interface and emit error if not present. 2017-02-16 Paul Thomas <pault@gcc.gnu.org> PR fortran/79382 * io/transfer.c (check_dtio_proc): New function. (formatted_transfer_scalar_read): Use it. (formatted_transfer_scalar_write): ditto. 2017-02-16 Paul Thomas <pault@gcc.gnu.org> PR fortran/79382 * gfortran.dg/dtio_10.f90 : Change test of error message. * gfortran.dg/dtio_23.f90 : New test. * gfortran.dg/dtio_24.f90 : New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@245596 138bc75d-0d04-0410-961f-82ee72b054a4
2017-01-13Revert r244448jb
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@244454 138bc75d-0d04-0410-961f-82ee72b054a4
2017-01-13PR 78534 Change character length from int to size_tjb
In order to handle large character lengths on (L)LP64 targets, switch the GFortran character length from an int to a size_t. This is an ABI change, as procedures with character arguments take hidden arguments with the character length. I also changed the _size member in vtables from int to size_t, as there were some cases where character lengths and sizes were apparently mixed up and caused regressions otherwise. Although I haven't tested, this might enable very large derived types as well. Also, as there are some places in the frontend were negative character lengths are used as special flag values, in the frontend the character length is handled as a signed variable of the same size as a size_t, although in the runtime library it really is size_t. I haven't changed the character length variables for the co-array intrinsics, as this is something that may need to be synchronized with OpenCoarrays. This is v4 of the patch. v3 was applied but had to reverted due to breaking bootstrap. The fix is in resolve.c:resolve_charlen, where it's necessary to check that an expression is constant before using mpz_sgn. Overview of v3 of the patch: All the issues pointed out by FX's review of v2 have been fixed. In particular, there are now new functions gfc_mpz_get_hwi and gfc_mpz_set_hwi, similar to the GMP functions mpz_get_si and mpz_set_si, except that they get/set a HOST_WIDE_INT instead of a long value. Similarly, gfc_get_int_expr now takes a HOST_WIDE_INT instead of a long, gfc_extract_long is replaced by gfc_extract_hwi. Also, the preliminary work to handle gfc_charlen_type_node being unsigned has been removed. Regtested on x86_64-pc-linux-gnu and i686-pc-linux-gnu. frontend: 2017-01-13 Janne Blomqvist <jb@gcc.gnu.org> PR fortran/78534 PR fortran/66310 * class.c (gfc_find_derived_vtab): Use gfc_size_kind instead of hardcoded kind. (find_intrinsic_vtab): Likewise. * expr.c (gfc_get_character_expr): Length parameter of type gfc_charlen_t. (gfc_get_int_expr): Value argument of type HOST_WIDE_INT. (gfc_extract_hwi): New function. (simplify_const_ref): Make string_len of type gfc_charlen_t. (gfc_simplify_expr): Use HOST_WIDE_INT for substring refs. * gfortran.h (gfc_mpz_get_hwi): New prototype. (gfc_mpz_set_hwi): Likewise. (gfc_charlen_t): New typedef. (gfc_expr): Use gfc_charlen_t for character lengths. (gfc_size_kind): New extern variable. (gfc_extract_hwi): New prototype. (gfc_get_character_expr): Use gfc_charlen_t for character length. (gfc_get_int_expr): Use HOST_WIDE_INT type for value argument. * iresolve.c (gfc_resolve_repeat): Pass string length directly without temporary, use gfc_charlen_int_kind. * match.c (select_intrinsic_set_tmp): Use HOST_WIDE_INT for charlen. * misc.c (gfc_mpz_get_hwi): New function. (gfc_mpz_set_hwi): New function. * module.c (atom_int): Change type from int to HOST_WIDE_INT. (parse_integer): Don't complain about large integers. (write_atom): Use HOST_WIDE_INT for integers. (mio_integer): Handle integer type mismatch. (mio_hwi): New function. (mio_intrinsic_op): Use HOST_WIDE_INT. (mio_array_ref): Likewise. (mio_expr): Likewise. * resolve.c (resolve_select_type): Use HOST_WIDE_INT for charlen, use snprintf. (resolve_substring_charlen): Use gfc_charlen_int_kind. (resolve_charlen): Use mpz_sgn to determine sign. * simplify.c (gfc_simplify_repeat): Use HOST_WIDE_INT/gfc_charlen_t instead of long. * target-memory.c (size_character): Length argument of type gfc_charlen_t. (gfc_encode_character): Likewise. (gfc_interpret_character): Use gfc_charlen_t. * target-memory.h (gfc_encode_character): Modify prototype. * trans-array.c (get_array_ctor_var_strlen): Use gfc_conv_mpz_to_tree_type. * trans-const.c (gfc_conv_mpz_to_tree_type): New function. * trans-const.h (gfc_conv_mpz_to_tree_type): New prototype. * trans-expr.c (gfc_class_len_or_zero_get): Build const of type gfc_charlen_type_node. (gfc_conv_intrinsic_to_class): Use gfc_charlen_int_kind instead of 4, fold_convert to correct type. (gfc_conv_class_to_class): Build const of type size_type_node for size. (gfc_copy_class_to_class): Likewise. (gfc_conv_string_length): Use same type in expression. (gfc_conv_substring): Likewise, use HOST_WIDE_INT for charlen. (gfc_conv_string_tmp): Make sure len is of the right type. (gfc_conv_concat_op): Use same type in expression. (gfc_conv_procedure_call): Likewise. (alloc_scalar_allocatable_for_subcomponent_assignment): fold_convert to right type. (gfc_trans_subcomponent_assign): Likewise. (trans_class_vptr_len_assignment): Build const of correct type. (gfc_trans_pointer_assignment): Likewise. (alloc_scalar_allocatable_for_assignment): fold_convert to right type in expr. (trans_class_assignment): Build const of correct type. * trans-intrinsic.c (gfc_conv_associated): Likewise. (gfc_conv_intrinsic_repeat): Do calculation in sizetype. * trans-io.c (gfc_build_io_library_fndecls): Use gfc_charlen_type_node for character lengths. * trans-stmt.c (gfc_trans_label_assign): Build const of gfc_charlen_type_node. (gfc_trans_character_select): Likewise. (gfc_trans_allocate): Likewise, don't typecast strlen result. (gfc_trans_deallocate): Don't typecast strlen result. * trans-types.c (gfc_size_kind): New variable. (gfc_init_types): Determine gfc_charlen_int_kind and gfc_size_kind from size_type_node. testsuite: 2017-01-13 Janne Blomqvist <jb@gcc.gnu.org> PR fortran/78534 PR fortran/66310 * gfortran.dg/repeat_4.f90: Use integers of kind C_SIZE_T. * gfortran.dg/repeat_7.f90: New test for PR 66310. * gfortran.dg/scan_2.f90: Handle potential cast in assignment. * gfortran.dg/string_1.f90: Limit to ilp32 targets. * gfortran.dg/string_1_lp64.f90: New test. * gfortran.dg/string_3.f90: Limit to ilp32 targets. * gfortran.dg/string_3_lp64.f90: New test. libgfortran: 2017-01-13 Janne Blomqvist <jb@gcc.gnu.org> PR fortran/78534 * intrinsics/args.c (getarg_i4): Use gfc_charlen_type. (get_command_argument_i4): Likewise. (get_command_i4): Likewise. * intrinsics/chmod.c (chmod_internal): Likewise. * intrinsics/env.c (get_environment_variable_i4): Likewise. * intrinsics/extends_type_of.c (struct vtype): Use size_t for size member. * intrinsics/gerror.c (gerror): Use gfc_charlen_type. * intrinsics/getlog.c (getlog): Likewise. * intrinsics/hostnm.c (hostnm_0): Likewise. * intrinsics/string_intrinsics_inc.c (string_len_trim): Rework to work if gfc_charlen_type is unsigned. (string_scan): Likewise. * io/transfer.c (transfer_character): Modify prototype. (transfer_character_write): Likewise. (transfer_character_wide): Likewise. (transfer_character_wide_write): Likewise. (transfer_array): Typecast to avoid signed-unsigned comparison. * io/unit.c (is_trim_ok): Use gfc_charlen_type. * io/write.c (namelist_write): Likewise. * libgfortran.h (gfc_charlen_type): Change typedef to size_t. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@244448 138bc75d-0d04-0410-961f-82ee72b054a4
2017-01-03PR 78534 Revert r244011jb
r244011 caused regressions on 32-bit hosts. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@244027 138bc75d-0d04-0410-961f-82ee72b054a4
2017-01-03PR 78534 Change character length from int to size_tjb
In order to handle large character lengths on (L)LP64 targets, switch the GFortran character length from an int to a size_t. This is an ABI change, as procedures with character arguments take hidden arguments with the character length. I also changed the _size member in vtables from int to size_t, as there were some cases where character lengths and sizes were apparently mixed up and caused regressions otherwise. Although I haven't tested, this might enable very large derived types as well. Also, as there are some places in the frontend were negative character lengths are used as special flag values, in the frontend the character length is handled as a signed variable of the same size as a size_t, although in the runtime library it really is size_t. I haven't changed the character length variables for the co-array intrinsics, as this is something that may need to be synchronized with OpenCoarrays. This is v3 of the patch. All the issues pointed out by FX's review of v2 have been fixed. In particular, there are now new functions gfc_mpz_get_hwi and gfc_mpz_set_hwi, similar to the GMP functions mpz_get_si and mpz_set_si, except that they get/set a HOST_WIDE_INT instead of a long value. Similarly, gfc_get_int_expr now takes a HOST_WIDE_INT instead of a long, gfc_extract_long is replaced by gfc_extract_hwi. Also, the preliminary work to handle gfc_charlen_type_node being unsigned has been removed. Regtested on x86_64-pc-linux-gnu. frontend: 2017-01-03 Janne Blomqvist <jb@gcc.gnu.org> PR fortran/78534 PR fortran/66310 * class.c (gfc_find_derived_vtab): Use gfc_size_kind instead of hardcoded kind. (find_intrinsic_vtab): Likewise. * expr.c (gfc_get_character_expr): Length parameter of type gfc_charlen_t. (gfc_get_int_expr): Value argument of type HOST_WIDE_INT. (gfc_extract_hwi): New function. (simplify_const_ref): Make string_len of type gfc_charlen_t. (gfc_simplify_expr): Use HOST_WIDE_INT for substring refs. * gfortran.h (gfc_mpz_get_hwi): New prototype. (gfc_mpz_set_hwi): Likewise. (gfc_charlen_t): New typedef. (gfc_expr): Use gfc_charlen_t for character lengths. (gfc_size_kind): New extern variable. (gfc_extract_hwi): New prototype. (gfc_get_character_expr): Use gfc_charlen_t for character length. (gfc_get_int_expr): Use HOST_WIDE_INT type for value argument. * iresolve.c (gfc_resolve_repeat): Pass string length directly without temporary, use gfc_charlen_int_kind. * match.c (select_intrinsic_set_tmp): Use HOST_WIDE_INT for charlen. * misc.c (gfc_mpz_get_hwi): New function. (gfc_mpz_set_hwi): New function. * module.c (atom_int): Change type from int to HOST_WIDE_INT. (parse_integer): Don't complain about large integers. (write_atom): Use HOST_WIDE_INT for integers. (mio_integer): Handle integer type mismatch. (mio_hwi): New function. (mio_intrinsic_op): Use HOST_WIDE_INT. (mio_array_ref): Likewise. (mio_expr): Likewise. * resolve.c (resolve_select_type): Use HOST_WIDE_INT for charlen, use snprintf. (resolve_charlen): Use mpz_sgn to determine sign. * simplify.c (gfc_simplify_repeat): Use HOST_WIDE_INT/gfc_charlen_t instead of long. * target-memory.c (size_character): Length argument of type gfc_charlen_t. (gfc_encode_character): Likewise. (gfc_interpret_character): Use gfc_charlen_t. * target-memory.h (gfc_encode_character): Modify prototype. * trans-array.c (get_array_ctor_var_strlen): Use gfc_conv_mpz_to_tree_type. * trans-const.c (gfc_conv_mpz_to_tree_type): New function. * trans-const.h (gfc_conv_mpz_to_tree_type): New prototype. * trans-expr.c (gfc_class_len_or_zero_get): Build const of type gfc_charlen_type_node. (gfc_conv_intrinsic_to_class): Use gfc_charlen_int_kind instead of 4, fold_convert to correct type. (gfc_conv_class_to_class): Build const of type size_type_node for size. (gfc_copy_class_to_class): Likewise. (gfc_conv_string_length): Use same type in expression. (gfc_conv_substring): Likewise, use HOST_WIDE_INT for charlen. (gfc_conv_string_tmp): Make sure len is of the right type. (gfc_conv_concat_op): Use same type in expression. (gfc_conv_procedure_call): Likewise. (alloc_scalar_allocatable_for_subcomponent_assignment): fold_convert to right type. (gfc_trans_subcomponent_assign): Likewise. (trans_class_vptr_len_assignment): Build const of correct type. (gfc_trans_pointer_assignment): Likewise. (alloc_scalar_allocatable_for_assignment): fold_convert to right type in expr. (trans_class_assignment): Build const of correct type. * trans-intrinsic.c (gfc_conv_associated): Likewise. (gfc_conv_intrinsic_repeat): Do calculation in sizetype. * trans-io.c (gfc_build_io_library_fndecls): Use gfc_charlen_type_node for character lengths. * trans-stmt.c (gfc_trans_label_assign): Build const of gfc_charlen_type_node. (gfc_trans_character_select): Likewise. (gfc_trans_allocate): Likewise, don't typecast strlen result. (gfc_trans_deallocate): Don't typecast strlen result. * trans-types.c (gfc_size_kind): New variable. (gfc_init_types): Determine gfc_charlen_int_kind and gfc_size_kind from size_type_node. testsuite: 2017-01-03 Janne Blomqvist <jb@gcc.gnu.org> PR fortran/78534 PR fortran/66310 * gfortran.dg/dependency_49.f90: Change scan-tree-dump-times due to gfc_trans_string_copy change to avoid -Wstringop-overflow. * gfortran.dg/repeat_4.f90: Use integers of kind C_SIZE_T. * gfortran.dg/repeat_7.f90: New test for PR 66310. * gfortran.dg/scan_2.f90: Handle potential cast in assignment. * gfortran.dg/string_1.f90: Limit to ilp32 targets. * gfortran.dg/string_1_lp64.f90: New test. * gfortran.dg/string_3.f90: Limit to ilp32 targets. * gfortran.dg/string_3_lp64.f90: New test. * gfortran.dg/transfer_intrinsic_1.f90: Change scan-tree-dump-times due to gfc_trans_string_copy change to avoid -Wstringop-overflow. libgfortran: 2017-01-03 Janne Blomqvist <jb@gcc.gnu.org> PR fortran/78534 * intrinsics/args.c (getarg_i4): Use gfc_charlen_type. (get_command_argument_i4): Likewise. (get_command_i4): Likewise. * intrinsics/chmod.c (chmod_internal): Likewise. * intrinsics/env.c (get_environment_variable_i4): Likewise. * intrinsics/extends_type_of.c (struct vtype): Use size_t for size member. * intrinsics/gerror.c (gerror): Use gfc_charlen_type. * intrinsics/getlog.c (getlog): Likewise. * intrinsics/hostnm.c (hostnm_0): Likewise. * intrinsics/string_intrinsics_inc.c (string_len_trim): Rework to work if gfc_charlen_type is unsigned. (string_scan): Likewise. * io/transfer.c (transfer_character): Modify prototype. (transfer_character_write): Likewise. (transfer_character_wide): Likewise. (transfer_character_wide_write): Likewise. (transfer_array): Typecast to avoid signed-unsigned comparison. * io/unit.c (is_trim_ok): Use gfc_charlen_type. * io/write.c (namelist_write): Likewise. * libgfortran.h (gfc_charlen_type): Change typedef to size_t. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@244011 138bc75d-0d04-0410-961f-82ee72b054a4
2017-01-01 Update copyright years.jakub
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@243994 138bc75d-0d04-0410-961f-82ee72b054a4
2016-12-21 * libgfortran.h: Include <stdlib.h> header.fxcoudert
* intrinsics/access.c: Do not include <stdlib.h> header. * intrinsics/chdir.c: Do not include <stdlib.h> header. * intrinsics/chmod.c: Do not include <stdlib.h> header. * intrinsics/date_and_time.c: Do not include <stdlib.h> header. * intrinsics/env.c: Do not include <stdlib.h> header. * intrinsics/execute_command_line.c: Do not include <stdlib.h> header. * intrinsics/exit.c: Do not include <stdlib.h> header. * intrinsics/getcwd.c: Do not include <stdlib.h> header. * intrinsics/getlog.c: Do not include <stdlib.h> header. * intrinsics/link.c: Do not include <stdlib.h> header. * intrinsics/move_alloc.c: Do not include <stdlib.h> header. * intrinsics/perror.c: Do not include <stdlib.h> header. * intrinsics/random.c: Do not include <stdlib.h> header. * intrinsics/rename.c: Do not include <stdlib.h> header. * intrinsics/reshape_generic.c: Do not include <stdlib.h> header. * intrinsics/stat.c: Do not include <stdlib.h> header. * intrinsics/symlnk.c: Do not include <stdlib.h> header. * intrinsics/system.c: Do not include <stdlib.h> header. * intrinsics/unlink.c: Do not include <stdlib.h> header. * io/fbuf.c: Do not include <stdlib.h> header. * io/format.c: Do not include <stdlib.h> header. * io/intrinsics.c: Do not include <stdlib.h> header. * io/list_read.c: Do not include <stdlib.h> header. * io/lock.c: Do not include <stdlib.h> header. * io/open.c: Do not include <stdlib.h> header. * io/read.c: Do not include <stdlib.h> header. * io/transfer.c: Do not include <stdlib.h> header. * io/unit.c: Do not include <stdlib.h> header. * io/unix.c: Do not include <stdlib.h> header. * io/write.c: Do not include <stdlib.h> header. * m4/all.m4: Do not include <stdlib.h> header. * m4/any.m4: Do not include <stdlib.h> header. * m4/bessel.m4: Do not include <stdlib.h> header. * m4/count.m4: Do not include <stdlib.h> header. * m4/cshift0.m4: Do not include <stdlib.h> header. * m4/cshift1.m4: Do not include <stdlib.h> header. * m4/eoshift1.m4: Do not include <stdlib.h> header. * m4/eoshift3.m4: Do not include <stdlib.h> header. * m4/iall.m4: Do not include <stdlib.h> header. * m4/iany.m4: Do not include <stdlib.h> header. * m4/in_pack.m4: Do not include <stdlib.h> header. * m4/in_unpack.m4: Do not include <stdlib.h> header. * m4/iparity.m4: Do not include <stdlib.h> header. * m4/matmul.m4: Do not include <stdlib.h> header. * m4/matmull.m4: Do not include <stdlib.h> header. * m4/maxloc0.m4: Do not include <stdlib.h> header. * m4/maxloc1.m4: Do not include <stdlib.h> header. * m4/maxval.m4: Do not include <stdlib.h> header. * m4/minloc0.m4: Do not include <stdlib.h> header. * m4/minloc1.m4: Do not include <stdlib.h> header. * m4/minval.m4: Do not include <stdlib.h> header. * m4/norm2.m4: Do not include <stdlib.h> header. * m4/pack.m4: Do not include <stdlib.h> header. * m4/parity.m4: Do not include <stdlib.h> header. * m4/product.m4: Do not include <stdlib.h> header. * m4/reshape.m4: Do not include <stdlib.h> header. * m4/shape.m4: Do not include <stdlib.h> header. * m4/spread.m4: Do not include <stdlib.h> header. * m4/sum.m4: Do not include <stdlib.h> header. * m4/unpack.m4: Do not include <stdlib.h> header. * runtime/environ.c: Do not include <stdlib.h> header. * runtime/error.c: Do not include <stdlib.h> header. * runtime/memory.c: Do not include <stdlib.h> header. * runtime/minimal.c: Do not include <stdlib.h> header. * runtime/string.c: Do not include <stdlib.h> header. * generated/all_l1.c: Regenerate. * generated/all_l16.c: Regenerate. * generated/all_l2.c: Regenerate. * generated/all_l4.c: Regenerate. * generated/all_l8.c: Regenerate. * generated/any_l1.c: Regenerate. * generated/any_l16.c: Regenerate. * generated/any_l2.c: Regenerate. * generated/any_l4.c: Regenerate. * generated/any_l8.c: Regenerate. * generated/bessel_r10.c: Regenerate. * generated/bessel_r16.c: Regenerate. * generated/bessel_r4.c: Regenerate. * generated/bessel_r8.c: Regenerate. * generated/count_16_l.c: Regenerate. * generated/count_1_l.c: Regenerate. * generated/count_2_l.c: Regenerate. * generated/count_4_l.c: Regenerate. * generated/count_8_l.c: Regenerate. * generated/cshift0_c10.c: Regenerate. * generated/cshift0_c16.c: Regenerate. * generated/cshift0_c4.c: Regenerate. * generated/cshift0_c8.c: Regenerate. * generated/cshift0_i1.c: Regenerate. * generated/cshift0_i16.c: Regenerate. * generated/cshift0_i2.c: Regenerate. * generated/cshift0_i4.c: Regenerate. * generated/cshift0_i8.c: Regenerate. * generated/cshift0_r10.c: Regenerate. * generated/cshift0_r16.c: Regenerate. * generated/cshift0_r4.c: Regenerate. * generated/cshift0_r8.c: Regenerate. * generated/cshift1_16.c: Regenerate. * generated/cshift1_4.c: Regenerate. * generated/cshift1_8.c: Regenerate. * generated/eoshift1_16.c: Regenerate. * generated/eoshift1_4.c: Regenerate. * generated/eoshift1_8.c: Regenerate. * generated/eoshift3_16.c: Regenerate. * generated/eoshift3_4.c: Regenerate. * generated/eoshift3_8.c: Regenerate. * generated/iall_i1.c: Regenerate. * generated/iall_i16.c: Regenerate. * generated/iall_i2.c: Regenerate. * generated/iall_i4.c: Regenerate. * generated/iall_i8.c: Regenerate. * generated/iany_i1.c: Regenerate. * generated/iany_i16.c: Regenerate. * generated/iany_i2.c: Regenerate. * generated/iany_i4.c: Regenerate. * generated/iany_i8.c: Regenerate. * generated/in_pack_c10.c: Regenerate. * generated/in_pack_c16.c: Regenerate. * generated/in_pack_c4.c: Regenerate. * generated/in_pack_c8.c: Regenerate. * generated/in_pack_i1.c: Regenerate. * generated/in_pack_i16.c: Regenerate. * generated/in_pack_i2.c: Regenerate. * generated/in_pack_i4.c: Regenerate. * generated/in_pack_i8.c: Regenerate. * generated/in_pack_r10.c: Regenerate. * generated/in_pack_r16.c: Regenerate. * generated/in_pack_r4.c: Regenerate. * generated/in_pack_r8.c: Regenerate. * generated/in_unpack_c10.c: Regenerate. * generated/in_unpack_c16.c: Regenerate. * generated/in_unpack_c4.c: Regenerate. * generated/in_unpack_c8.c: Regenerate. * generated/in_unpack_i1.c: Regenerate. * generated/in_unpack_i16.c: Regenerate. * generated/in_unpack_i2.c: Regenerate. * generated/in_unpack_i4.c: Regenerate. * generated/in_unpack_i8.c: Regenerate. * generated/in_unpack_r10.c: Regenerate. * generated/in_unpack_r16.c: Regenerate. * generated/in_unpack_r4.c: Regenerate. * generated/in_unpack_r8.c: Regenerate. * generated/iparity_i1.c: Regenerate. * generated/iparity_i16.c: Regenerate. * generated/iparity_i2.c: Regenerate. * generated/iparity_i4.c: Regenerate. * generated/iparity_i8.c: Regenerate. * 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_l16.c: Regenerate. * generated/matmul_l4.c: Regenerate. * generated/matmul_l8.c: Regenerate. * generated/matmul_r10.c: Regenerate. * generated/matmul_r16.c: Regenerate. * generated/matmul_r4.c: Regenerate. * generated/matmul_r8.c: Regenerate. * generated/maxloc0_16_i1.c: Regenerate. * generated/maxloc0_16_i16.c: Regenerate. * generated/maxloc0_16_i2.c: Regenerate. * generated/maxloc0_16_i4.c: Regenerate. * generated/maxloc0_16_i8.c: Regenerate. * generated/maxloc0_16_r10.c: Regenerate. * generated/maxloc0_16_r16.c: Regenerate. * generated/maxloc0_16_r4.c: Regenerate. * generated/maxloc0_16_r8.c: Regenerate. * generated/maxloc0_4_i1.c: Regenerate. * generated/maxloc0_4_i16.c: Regenerate. * generated/maxloc0_4_i2.c: Regenerate. * generated/maxloc0_4_i4.c: Regenerate. * generated/maxloc0_4_i8.c: Regenerate. * generated/maxloc0_4_r10.c: Regenerate. * generated/maxloc0_4_r16.c: Regenerate. * generated/maxloc0_4_r4.c: Regenerate. * generated/maxloc0_4_r8.c: Regenerate. * generated/maxloc0_8_i1.c: Regenerate. * generated/maxloc0_8_i16.c: Regenerate. * generated/maxloc0_8_i2.c: Regenerate. * generated/maxloc0_8_i4.c: Regenerate. * generated/maxloc0_8_i8.c: Regenerate. * generated/maxloc0_8_r10.c: Regenerate. * generated/maxloc0_8_r16.c: Regenerate. * generated/maxloc0_8_r4.c: Regenerate. * generated/maxloc0_8_r8.c: Regenerate. * generated/maxloc1_16_i1.c: Regenerate. * generated/maxloc1_16_i16.c: Regenerate. * generated/maxloc1_16_i2.c: Regenerate. * generated/maxloc1_16_i4.c: Regenerate. * generated/maxloc1_16_i8.c: Regenerate. * generated/maxloc1_16_r10.c: Regenerate. * generated/maxloc1_16_r16.c: Regenerate. * generated/maxloc1_16_r4.c: Regenerate. * generated/maxloc1_16_r8.c: Regenerate. * generated/maxloc1_4_i1.c: Regenerate. * generated/maxloc1_4_i16.c: Regenerate. * generated/maxloc1_4_i2.c: Regenerate. * generated/maxloc1_4_i4.c: Regenerate. * generated/maxloc1_4_i8.c: Regenerate. * generated/maxloc1_4_r10.c: Regenerate. * generated/maxloc1_4_r16.c: Regenerate. * generated/maxloc1_4_r4.c: Regenerate. * generated/maxloc1_4_r8.c: Regenerate. * generated/maxloc1_8_i1.c: Regenerate. * generated/maxloc1_8_i16.c: Regenerate. * generated/maxloc1_8_i2.c: Regenerate. * generated/maxloc1_8_i4.c: Regenerate. * generated/maxloc1_8_i8.c: Regenerate. * generated/maxloc1_8_r10.c: Regenerate. * generated/maxloc1_8_r16.c: Regenerate. * generated/maxloc1_8_r4.c: Regenerate. * generated/maxloc1_8_r8.c: Regenerate. * generated/maxval_i1.c: Regenerate. * generated/maxval_i16.c: Regenerate. * generated/maxval_i2.c: Regenerate. * generated/maxval_i4.c: Regenerate. * generated/maxval_i8.c: Regenerate. * generated/maxval_r10.c: Regenerate. * generated/maxval_r16.c: Regenerate. * generated/maxval_r4.c: Regenerate. * generated/maxval_r8.c: Regenerate. * generated/minloc0_16_i1.c: Regenerate. * generated/minloc0_16_i16.c: Regenerate. * generated/minloc0_16_i2.c: Regenerate. * generated/minloc0_16_i4.c: Regenerate. * generated/minloc0_16_i8.c: Regenerate. * generated/minloc0_16_r10.c: Regenerate. * generated/minloc0_16_r16.c: Regenerate. * generated/minloc0_16_r4.c: Regenerate. * generated/minloc0_16_r8.c: Regenerate. * generated/minloc0_4_i1.c: Regenerate. * generated/minloc0_4_i16.c: Regenerate. * generated/minloc0_4_i2.c: Regenerate. * generated/minloc0_4_i4.c: Regenerate. * generated/minloc0_4_i8.c: Regenerate. * generated/minloc0_4_r10.c: Regenerate. * generated/minloc0_4_r16.c: Regenerate. * generated/minloc0_4_r4.c: Regenerate. * generated/minloc0_4_r8.c: Regenerate. * generated/minloc0_8_i1.c: Regenerate. * generated/minloc0_8_i16.c: Regenerate. * generated/minloc0_8_i2.c: Regenerate. * generated/minloc0_8_i4.c: Regenerate. * generated/minloc0_8_i8.c: Regenerate. * generated/minloc0_8_r10.c: Regenerate. * generated/minloc0_8_r16.c: Regenerate. * generated/minloc0_8_r4.c: Regenerate. * generated/minloc0_8_r8.c: Regenerate. * generated/minloc1_16_i1.c: Regenerate. * generated/minloc1_16_i16.c: Regenerate. * generated/minloc1_16_i2.c: Regenerate. * generated/minloc1_16_i4.c: Regenerate. * generated/minloc1_16_i8.c: Regenerate. * generated/minloc1_16_r10.c: Regenerate. * generated/minloc1_16_r16.c: Regenerate. * generated/minloc1_16_r4.c: Regenerate. * generated/minloc1_16_r8.c: Regenerate. * generated/minloc1_4_i1.c: Regenerate. * generated/minloc1_4_i16.c: Regenerate. * generated/minloc1_4_i2.c: Regenerate. * generated/minloc1_4_i4.c: Regenerate. * generated/minloc1_4_i8.c: Regenerate. * generated/minloc1_4_r10.c: Regenerate. * generated/minloc1_4_r16.c: Regenerate. * generated/minloc1_4_r4.c: Regenerate. * generated/minloc1_4_r8.c: Regenerate. * generated/minloc1_8_i1.c: Regenerate. * generated/minloc1_8_i16.c: Regenerate. * generated/minloc1_8_i2.c: Regenerate. * generated/minloc1_8_i4.c: Regenerate. * generated/minloc1_8_i8.c: Regenerate. * generated/minloc1_8_r10.c: Regenerate. * generated/minloc1_8_r16.c: Regenerate. * generated/minloc1_8_r4.c: Regenerate. * generated/minloc1_8_r8.c: Regenerate. * generated/minval_i1.c: Regenerate. * generated/minval_i16.c: Regenerate. * generated/minval_i2.c: Regenerate. * generated/minval_i4.c: Regenerate. * generated/minval_i8.c: Regenerate. * generated/minval_r10.c: Regenerate. * generated/minval_r16.c: Regenerate. * generated/minval_r4.c: Regenerate. * generated/minval_r8.c: Regenerate. * generated/norm2_r10.c: Regenerate. * generated/norm2_r16.c: Regenerate. * generated/norm2_r4.c: Regenerate. * generated/norm2_r8.c: Regenerate. * generated/pack_c10.c: Regenerate. * generated/pack_c16.c: Regenerate. * generated/pack_c4.c: Regenerate. * generated/pack_c8.c: Regenerate. * generated/pack_i1.c: Regenerate. * generated/pack_i16.c: Regenerate. * generated/pack_i2.c: Regenerate. * generated/pack_i4.c: Regenerate. * generated/pack_i8.c: Regenerate. * generated/pack_r10.c: Regenerate. * generated/pack_r16.c: Regenerate. * generated/pack_r4.c: Regenerate. * generated/pack_r8.c: Regenerate. * generated/parity_l1.c: Regenerate. * generated/parity_l16.c: Regenerate. * generated/parity_l2.c: Regenerate. * generated/parity_l4.c: Regenerate. * generated/parity_l8.c: Regenerate. * generated/product_c10.c: Regenerate. * generated/product_c16.c: Regenerate. * generated/product_c4.c: Regenerate. * generated/product_c8.c: Regenerate. * generated/product_i1.c: Regenerate. * generated/product_i16.c: Regenerate. * generated/product_i2.c: Regenerate. * generated/product_i4.c: Regenerate. * generated/product_i8.c: Regenerate. * generated/product_r10.c: Regenerate. * generated/product_r16.c: Regenerate. * generated/product_r4.c: Regenerate. * generated/product_r8.c: Regenerate. * generated/reshape_c10.c: Regenerate. * generated/reshape_c16.c: Regenerate. * generated/reshape_c4.c: Regenerate. * generated/reshape_c8.c: Regenerate. * generated/reshape_i16.c: Regenerate. * generated/reshape_i4.c: Regenerate. * generated/reshape_i8.c: Regenerate. * generated/reshape_r10.c: Regenerate. * generated/reshape_r16.c: Regenerate. * generated/reshape_r4.c: Regenerate. * generated/reshape_r8.c: Regenerate. * generated/shape_i1.c: Regenerate. * generated/shape_i16.c: Regenerate. * generated/shape_i2.c: Regenerate. * generated/shape_i4.c: Regenerate. * generated/shape_i8.c: Regenerate. * generated/spread_c10.c: Regenerate. * generated/spread_c16.c: Regenerate. * generated/spread_c4.c: Regenerate. * generated/spread_c8.c: Regenerate. * generated/spread_i1.c: Regenerate. * generated/spread_i16.c: Regenerate. * generated/spread_i2.c: Regenerate. * generated/spread_i4.c: Regenerate. * generated/spread_i8.c: Regenerate. * generated/spread_r10.c: Regenerate. * generated/spread_r16.c: Regenerate. * generated/spread_r4.c: Regenerate. * generated/spread_r8.c: Regenerate. * generated/sum_c10.c: Regenerate. * generated/sum_c16.c: Regenerate. * generated/sum_c4.c: Regenerate. * generated/sum_c8.c: Regenerate. * generated/sum_i1.c: Regenerate. * generated/sum_i16.c: Regenerate. * generated/sum_i2.c: Regenerate. * generated/sum_i4.c: Regenerate. * generated/sum_i8.c: Regenerate. * generated/sum_r10.c: Regenerate. * generated/sum_r16.c: Regenerate. * generated/sum_r4.c: Regenerate. * generated/sum_r8.c: Regenerate. * generated/unpack_c10.c: Regenerate. * generated/unpack_c16.c: Regenerate. * generated/unpack_c4.c: Regenerate. * generated/unpack_c8.c: Regenerate. * generated/unpack_i1.c: Regenerate. * generated/unpack_i16.c: Regenerate. * generated/unpack_i2.c: Regenerate. * generated/unpack_i4.c: Regenerate. * generated/unpack_i8.c: Regenerate. * generated/unpack_r10.c: Regenerate. * generated/unpack_r16.c: Regenerate. * generated/unpack_r4.c: Regenerate. * generated/unpack_r8.c: Regenerate. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@243846 138bc75d-0d04-0410-961f-82ee72b054a4
2016-12-21 * intrinsics/abort.c: Remove unused headers.fxcoudert
* intrinsics/access.c: Remove unused headers. * intrinsics/chdir.c: Remove unused headers. * intrinsics/chmod.c: Remove unused headers. * intrinsics/cshift0.c: Remove unused headers. * intrinsics/ctime.c: Remove unused headers. * intrinsics/eoshift0.c: Remove unused headers. * intrinsics/eoshift2.c: Remove unused headers. * intrinsics/extends_type_of.c: Remove unused headers. * intrinsics/link.c: Remove unused headers. * intrinsics/pack_generic.c: Remove unused headers. * intrinsics/perror.c: Remove unused headers. * intrinsics/rename.c: Remove unused headers. * intrinsics/reshape_generic.c: Remove unused headers. * intrinsics/sleep.c: Remove unused headers. * intrinsics/spread_generic.c: Remove unused headers. * intrinsics/stat.c: Remove unused headers. * intrinsics/string_intrinsics.c: Remove unused headers. * intrinsics/symlnk.c: Remove unused headers. * intrinsics/system.c: Remove unused headers. * intrinsics/umask.c: Remove unused headers. * intrinsics/unlink.c: Remove unused headers. * intrinsics/unpack_generic.c: Remove unused headers. * io/read.c: Remove unused headers. * io/transfer.c: Remove unused headers. * io/unix.c: Remove unused headers. * io/write.c: Remove unused headers. * m4/all.m4: Remove unused headers. * m4/any.m4: Remove unused headers. * m4/bessel.m4: Remove unused headers. * m4/count.m4: Remove unused headers. * m4/cshift0.m4: Remove unused headers. * m4/cshift1.m4: Remove unused headers. * m4/eoshift1.m4: Remove unused headers. * m4/eoshift3.m4: Remove unused headers. * m4/iall.m4: Remove unused headers. * m4/iany.m4: Remove unused headers. * m4/in_pack.m4: Remove unused headers. * m4/in_unpack.m4: Remove unused headers. * m4/iparity.m4: Remove unused headers. * m4/maxloc0.m4: Remove unused headers. * m4/maxloc1.m4: Remove unused headers. * m4/maxval.m4: Remove unused headers. * m4/minloc0.m4: Remove unused headers. * m4/minloc1.m4: Remove unused headers. * m4/minval.m4: Remove unused headers. * m4/norm2.m4: Remove unused headers. * m4/pack.m4: Remove unused headers. * m4/parity.m4: Remove unused headers. * m4/product.m4: Remove unused headers. * m4/reshape.m4: Remove unused headers. * m4/shape.m4: Remove unused headers. * m4/spread.m4: Remove unused headers. * m4/sum.m4: Remove unused headers. * m4/unpack.m4: Remove unused headers. * runtime/backtrace.c: Remove unused headers. * runtime/convert_char.c: Remove unused headers. * runtime/in_pack_generic.c: Remove unused headers. * runtime/in_unpack_generic.c: Remove unused headers. * runtime/main.c: Remove unused headers. * runtime/stop.c: Remove unused headers. * generated/all_l1.c: Regenerate. * generated/all_l16.c: Regenerate. * generated/all_l2.c: Regenerate. * generated/all_l4.c: Regenerate. * generated/all_l8.c: Regenerate. * generated/any_l1.c: Regenerate. * generated/any_l16.c: Regenerate. * generated/any_l2.c: Regenerate. * generated/any_l4.c: Regenerate. * generated/any_l8.c: Regenerate. * generated/bessel_r10.c: Regenerate. * generated/bessel_r16.c: Regenerate. * generated/bessel_r4.c: Regenerate. * generated/bessel_r8.c: Regenerate. * generated/count_16_l.c: Regenerate. * generated/count_1_l.c: Regenerate. * generated/count_2_l.c: Regenerate. * generated/count_4_l.c: Regenerate. * generated/count_8_l.c: Regenerate. * generated/cshift0_c10.c: Regenerate. * generated/cshift0_c16.c: Regenerate. * generated/cshift0_c4.c: Regenerate. * generated/cshift0_c8.c: Regenerate. * generated/cshift0_i1.c: Regenerate. * generated/cshift0_i16.c: Regenerate. * generated/cshift0_i2.c: Regenerate. * generated/cshift0_i4.c: Regenerate. * generated/cshift0_i8.c: Regenerate. * generated/cshift0_r10.c: Regenerate. * generated/cshift0_r16.c: Regenerate. * generated/cshift0_r4.c: Regenerate. * generated/cshift0_r8.c: Regenerate. * generated/cshift1_16.c: Regenerate. * generated/cshift1_4.c: Regenerate. * generated/cshift1_8.c: Regenerate. * generated/eoshift1_16.c: Regenerate. * generated/eoshift1_4.c: Regenerate. * generated/eoshift1_8.c: Regenerate. * generated/eoshift3_16.c: Regenerate. * generated/eoshift3_4.c: Regenerate. * generated/eoshift3_8.c: Regenerate. * generated/iall_i1.c: Regenerate. * generated/iall_i16.c: Regenerate. * generated/iall_i2.c: Regenerate. * generated/iall_i4.c: Regenerate. * generated/iall_i8.c: Regenerate. * generated/iany_i1.c: Regenerate. * generated/iany_i16.c: Regenerate. * generated/iany_i2.c: Regenerate. * generated/iany_i4.c: Regenerate. * generated/iany_i8.c: Regenerate. * generated/in_pack_c10.c: Regenerate. * generated/in_pack_c16.c: Regenerate. * generated/in_pack_c4.c: Regenerate. * generated/in_pack_c8.c: Regenerate. * generated/in_pack_i1.c: Regenerate. * generated/in_pack_i16.c: Regenerate. * generated/in_pack_i2.c: Regenerate. * generated/in_pack_i4.c: Regenerate. * generated/in_pack_i8.c: Regenerate. * generated/in_pack_r10.c: Regenerate. * generated/in_pack_r16.c: Regenerate. * generated/in_pack_r4.c: Regenerate. * generated/in_pack_r8.c: Regenerate. * generated/in_unpack_c10.c: Regenerate. * generated/in_unpack_c16.c: Regenerate. * generated/in_unpack_c4.c: Regenerate. * generated/in_unpack_c8.c: Regenerate. * generated/in_unpack_i1.c: Regenerate. * generated/in_unpack_i16.c: Regenerate. * generated/in_unpack_i2.c: Regenerate. * generated/in_unpack_i4.c: Regenerate. * generated/in_unpack_i8.c: Regenerate. * generated/in_unpack_r10.c: Regenerate. * generated/in_unpack_r16.c: Regenerate. * generated/in_unpack_r4.c: Regenerate. * generated/in_unpack_r8.c: Regenerate. * generated/iparity_i1.c: Regenerate. * generated/iparity_i16.c: Regenerate. * generated/iparity_i2.c: Regenerate. * generated/iparity_i4.c: Regenerate. * generated/iparity_i8.c: Regenerate. * generated/maxloc0_16_i1.c: Regenerate. * generated/maxloc0_16_i16.c: Regenerate. * generated/maxloc0_16_i2.c: Regenerate. * generated/maxloc0_16_i4.c: Regenerate. * generated/maxloc0_16_i8.c: Regenerate. * generated/maxloc0_16_r10.c: Regenerate. * generated/maxloc0_16_r16.c: Regenerate. * generated/maxloc0_16_r4.c: Regenerate. * generated/maxloc0_16_r8.c: Regenerate. * generated/maxloc0_4_i1.c: Regenerate. * generated/maxloc0_4_i16.c: Regenerate. * generated/maxloc0_4_i2.c: Regenerate. * generated/maxloc0_4_i4.c: Regenerate. * generated/maxloc0_4_i8.c: Regenerate. * generated/maxloc0_4_r10.c: Regenerate. * generated/maxloc0_4_r16.c: Regenerate. * generated/maxloc0_4_r4.c: Regenerate. * generated/maxloc0_4_r8.c: Regenerate. * generated/maxloc0_8_i1.c: Regenerate. * generated/maxloc0_8_i16.c: Regenerate. * generated/maxloc0_8_i2.c: Regenerate. * generated/maxloc0_8_i4.c: Regenerate. * generated/maxloc0_8_i8.c: Regenerate. * generated/maxloc0_8_r10.c: Regenerate. * generated/maxloc0_8_r16.c: Regenerate. * generated/maxloc0_8_r4.c: Regenerate. * generated/maxloc0_8_r8.c: Regenerate. * generated/maxloc1_16_i1.c: Regenerate. * generated/maxloc1_16_i16.c: Regenerate. * generated/maxloc1_16_i2.c: Regenerate. * generated/maxloc1_16_i4.c: Regenerate. * generated/maxloc1_16_i8.c: Regenerate. * generated/maxloc1_16_r10.c: Regenerate. * generated/maxloc1_16_r16.c: Regenerate. * generated/maxloc1_16_r4.c: Regenerate. * generated/maxloc1_16_r8.c: Regenerate. * generated/maxloc1_4_i1.c: Regenerate. * generated/maxloc1_4_i16.c: Regenerate. * generated/maxloc1_4_i2.c: Regenerate. * generated/maxloc1_4_i4.c: Regenerate. * generated/maxloc1_4_i8.c: Regenerate. * generated/maxloc1_4_r10.c: Regenerate. * generated/maxloc1_4_r16.c: Regenerate. * generated/maxloc1_4_r4.c: Regenerate. * generated/maxloc1_4_r8.c: Regenerate. * generated/maxloc1_8_i1.c: Regenerate. * generated/maxloc1_8_i16.c: Regenerate. * generated/maxloc1_8_i2.c: Regenerate. * generated/maxloc1_8_i4.c: Regenerate. * generated/maxloc1_8_i8.c: Regenerate. * generated/maxloc1_8_r10.c: Regenerate. * generated/maxloc1_8_r16.c: Regenerate. * generated/maxloc1_8_r4.c: Regenerate. * generated/maxloc1_8_r8.c: Regenerate. * generated/maxval_i1.c: Regenerate. * generated/maxval_i16.c: Regenerate. * generated/maxval_i2.c: Regenerate. * generated/maxval_i4.c: Regenerate. * generated/maxval_i8.c: Regenerate. * generated/maxval_r10.c: Regenerate. * generated/maxval_r16.c: Regenerate. * generated/maxval_r4.c: Regenerate. * generated/maxval_r8.c: Regenerate. * generated/minloc0_16_i1.c: Regenerate. * generated/minloc0_16_i16.c: Regenerate. * generated/minloc0_16_i2.c: Regenerate. * generated/minloc0_16_i4.c: Regenerate. * generated/minloc0_16_i8.c: Regenerate. * generated/minloc0_16_r10.c: Regenerate. * generated/minloc0_16_r16.c: Regenerate. * generated/minloc0_16_r4.c: Regenerate. * generated/minloc0_16_r8.c: Regenerate. * generated/minloc0_4_i1.c: Regenerate. * generated/minloc0_4_i16.c: Regenerate. * generated/minloc0_4_i2.c: Regenerate. * generated/minloc0_4_i4.c: Regenerate. * generated/minloc0_4_i8.c: Regenerate. * generated/minloc0_4_r10.c: Regenerate. * generated/minloc0_4_r16.c: Regenerate. * generated/minloc0_4_r4.c: Regenerate. * generated/minloc0_4_r8.c: Regenerate. * generated/minloc0_8_i1.c: Regenerate. * generated/minloc0_8_i16.c: Regenerate. * generated/minloc0_8_i2.c: Regenerate. * generated/minloc0_8_i4.c: Regenerate. * generated/minloc0_8_i8.c: Regenerate. * generated/minloc0_8_r10.c: Regenerate. * generated/minloc0_8_r16.c: Regenerate. * generated/minloc0_8_r4.c: Regenerate. * generated/minloc0_8_r8.c: Regenerate. * generated/minloc1_16_i1.c: Regenerate. * generated/minloc1_16_i16.c: Regenerate. * generated/minloc1_16_i2.c: Regenerate. * generated/minloc1_16_i4.c: Regenerate. * generated/minloc1_16_i8.c: Regenerate. * generated/minloc1_16_r10.c: Regenerate. * generated/minloc1_16_r16.c: Regenerate. * generated/minloc1_16_r4.c: Regenerate. * generated/minloc1_16_r8.c: Regenerate. * generated/minloc1_4_i1.c: Regenerate. * generated/minloc1_4_i16.c: Regenerate. * generated/minloc1_4_i2.c: Regenerate. * generated/minloc1_4_i4.c: Regenerate. * generated/minloc1_4_i8.c: Regenerate. * generated/minloc1_4_r10.c: Regenerate. * generated/minloc1_4_r16.c: Regenerate. * generated/minloc1_4_r4.c: Regenerate. * generated/minloc1_4_r8.c: Regenerate. * generated/minloc1_8_i1.c: Regenerate. * generated/minloc1_8_i16.c: Regenerate. * generated/minloc1_8_i2.c: Regenerate. * generated/minloc1_8_i4.c: Regenerate. * generated/minloc1_8_i8.c: Regenerate. * generated/minloc1_8_r10.c: Regenerate. * generated/minloc1_8_r16.c: Regenerate. * generated/minloc1_8_r4.c: Regenerate. * generated/minloc1_8_r8.c: Regenerate. * generated/minval_i1.c: Regenerate. * generated/minval_i16.c: Regenerate. * generated/minval_i2.c: Regenerate. * generated/minval_i4.c: Regenerate. * generated/minval_i8.c: Regenerate. * generated/minval_r10.c: Regenerate. * generated/minval_r16.c: Regenerate. * generated/minval_r4.c: Regenerate. * generated/minval_r8.c: Regenerate. * generated/norm2_r10.c: Regenerate. * generated/norm2_r16.c: Regenerate. * generated/norm2_r4.c: Regenerate. * generated/norm2_r8.c: Regenerate. * generated/pack_c10.c: Regenerate. * generated/pack_c16.c: Regenerate. * generated/pack_c4.c: Regenerate. * generated/pack_c8.c: Regenerate. * generated/pack_i1.c: Regenerate. * generated/pack_i16.c: Regenerate. * generated/pack_i2.c: Regenerate. * generated/pack_i4.c: Regenerate. * generated/pack_i8.c: Regenerate. * generated/pack_r10.c: Regenerate. * generated/pack_r16.c: Regenerate. * generated/pack_r4.c: Regenerate. * generated/pack_r8.c: Regenerate. * generated/parity_l1.c: Regenerate. * generated/parity_l16.c: Regenerate. * generated/parity_l2.c: Regenerate. * generated/parity_l4.c: Regenerate. * generated/parity_l8.c: Regenerate. * generated/product_c10.c: Regenerate. * generated/product_c16.c: Regenerate. * generated/product_c4.c: Regenerate. * generated/product_c8.c: Regenerate. * generated/product_i1.c: Regenerate. * generated/product_i16.c: Regenerate. * generated/product_i2.c: Regenerate. * generated/product_i4.c: Regenerate. * generated/product_i8.c: Regenerate. * generated/product_r10.c: Regenerate. * generated/product_r16.c: Regenerate. * generated/product_r4.c: Regenerate. * generated/product_r8.c: Regenerate. * generated/reshape_c10.c: Regenerate. * generated/reshape_c16.c: Regenerate. * generated/reshape_c4.c: Regenerate. * generated/reshape_c8.c: Regenerate. * generated/reshape_i16.c: Regenerate. * generated/reshape_i4.c: Regenerate. * generated/reshape_i8.c: Regenerate. * generated/reshape_r10.c: Regenerate. * generated/reshape_r16.c: Regenerate. * generated/reshape_r4.c: Regenerate. * generated/reshape_r8.c: Regenerate. * generated/shape_i1.c: Regenerate. * generated/shape_i16.c: Regenerate. * generated/shape_i2.c: Regenerate. * generated/shape_i4.c: Regenerate. * generated/shape_i8.c: Regenerate. * generated/spread_c10.c: Regenerate. * generated/spread_c16.c: Regenerate. * generated/spread_c4.c: Regenerate. * generated/spread_c8.c: Regenerate. * generated/spread_i1.c: Regenerate. * generated/spread_i16.c: Regenerate. * generated/spread_i2.c: Regenerate. * generated/spread_i4.c: Regenerate. * generated/spread_i8.c: Regenerate. * generated/spread_r10.c: Regenerate. * generated/spread_r16.c: Regenerate. * generated/spread_r4.c: Regenerate. * generated/spread_r8.c: Regenerate. * generated/sum_c10.c: Regenerate. * generated/sum_c16.c: Regenerate. * generated/sum_c4.c: Regenerate. * generated/sum_c8.c: Regenerate. * generated/sum_i1.c: Regenerate. * generated/sum_i16.c: Regenerate. * generated/sum_i2.c: Regenerate. * generated/sum_i4.c: Regenerate. * generated/sum_i8.c: Regenerate. * generated/sum_r10.c: Regenerate. * generated/sum_r16.c: Regenerate. * generated/sum_r4.c: Regenerate. * generated/sum_r8.c: Regenerate. * generated/unpack_c10.c: Regenerate. * generated/unpack_c16.c: Regenerate. * generated/unpack_c4.c: Regenerate. * generated/unpack_c8.c: Regenerate. * generated/unpack_i1.c: Regenerate. * generated/unpack_i16.c: Regenerate. * generated/unpack_i2.c: Regenerate. * generated/unpack_i4.c: Regenerate. * generated/unpack_i8.c: Regenerate. * generated/unpack_r10.c: Regenerate. * generated/unpack_r16.c: Regenerate. * generated/unpack_r4.c: Regenerate. * generated/unpack_r8.c: Regenerate. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@243844 138bc75d-0d04-0410-961f-82ee72b054a4
2016-12-21 * iresolve.c (gfc_resolve_ftell): Call "ftell" instead of "ftell2".fxcoudert
* gfortran.map: Remove _gfortran_ftell2. * io/intrinsics.c (ftell): Remove. (ftell2): Rename to ftell. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@243841 138bc75d-0d04-0410-961f-82ee72b054a4
2016-12-162016-12-16 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
PR fortran/78622 * io.c (format_lex): Continue of string delimiter seen. * io/transfer.c (get_dt_format): New static function to alloc and set the DT iotype string, handling doubled quotes. (formatted_transfer_scalar_read, formatted_transfer_scalar_write): Use new function. * gfortran.dg/dtio_20.f03: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@243765 138bc75d-0d04-0410-961f-82ee72b054a4
2016-11-03Default missing exponents to 0 with -fdec.foreese
gcc/fortran/ * gfortran.texi: Document. * gfortran.h (gfc_dt): New field default_exp. * primary.c (match_real_constant): Default exponent with -fdec. * io.c (match_io): Set dt.default_exp with -fdec. * ioparm.def (IOPARM_dt_default_exp): New. * trans-io.c (build_dt): Set IOPARM_dt_default_exp with -fdec. libgfortran/io/ * io.h (IOPARM_DT_DEFAULT_EXP): New flag bit. * list_read.c (parse_real, read_real): Allow omission of exponent with IOPARM_DT_DEFAULT_EXP. * read.c (read_f): Ditto. gcc/testsuite/gfortran.dg/ * dec_exp_1.f90, dec_exp_2.f90, dec_exp_3.f90: New testcases. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@241828 138bc75d-0d04-0410-961f-82ee72b054a4
2016-10-312016-10-31 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
PR fortran/54679 * io.c (check_format): Adjust checks for FMT_L to treat a zero width as an extension, giving warnings or error as appropriate. Improve messages. 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. PR fortran/54679 * gfortran.dg/fmt_l.f90: Update test. * gfortran.dg/fmt_l0.f90: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@241720 138bc75d-0d04-0410-961f-82ee72b054a4
2016-10-302016-10-30 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
PR fortran/78123 * io/transfer.c (formatted_transfer_scalar_read): Clear seen_eor only if we have tabbed to left of current position. * gfortran.dg/fmt_t_9.f: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@241691 138bc75d-0d04-0410-961f-82ee72b054a4
2016-10-26New I/O specifiers CARRIAGECONTROL, READONLY, SHARE with -fdec.foreese
gcc/fortran/ * gfortran.texi: Document. * frontend-passes.c (gfc_code_walker): Add SHARE and CARRIAGECONTROL. * io.c (gfc_free_open, gfc_resolve_open, gfc_match_open): Ditto. * gfortran.h (gfc_open): Add SHARE, CARRIAGECONTROL, and READONLY. * io.c (io_tag, match_open_element): Ditto. * ioparm.def: Ditto. * trans-io.c (gfc_trans_open): Ditto. * io.c (match_dec_etag, match_dec_ftag): New functions. libgfortran/io/ * libgfortran.h (IOPARM_OPEN_HAS_READONLY, IOPARM_OPEN_HAS_SHARE, IOPARM_OPEN_HAS_CC): New for READONLY, SHARE, and CARRIAGECONTROL. * close.c (st_close): Support READONLY. * io.h (st_parameter_open, unit_flags): Support SHARE, CARRIAGECONTROL, and READONLY. * open.c (st_open): Ditto. * transfer.c (data_transfer_init): Ditto. * io.h (st_parameter_dt): New member 'cc' for CARRIAGECONTROL. * write.c (write_check_cc, write_cc): New functions for CARRIAGECONTROL. * transfer.c (next_record_cc): Ditto. * file_pos.c (st_endfile): Support SHARE and CARRIAGECONTROL. * io.h (st_parameter_inquire): Ditto. * open.c (edit_modes, new_unit): Ditto. * inquire.c (inquire_via_unit, inquire_via_filename): Ditto. * io.h (unit_share, unit_cc, cc_fortran, IOPARM_INQUIRE_HAS_SHARE, IOPARM_INQUIRE_HAS_CC): New for SHARE and CARRIAGECONTROL. * open.c (share_opt, cc_opt): Ditto. * read.c (read_x): Support CARRIAGECONTROL. * transfer.c (read_sf, next_record_r, next_record_w): Ditto. * write.c (list_formatted_write_scalar, write_a): Ditto. * unix.h (close_share): New prototype. * unix.c (open_share, close_share): New functions to handle SHARE. * unix.c (open_external): Handle READONLY. Call open_share. * close.c (st_close): Call close_share. gcc/testsuite/ * dec_io_1.f90: New test. * dec_io_2.f90: New test. * dec_io_3.f90: New test. * dec_io_4.f90: New test. * dec_io_5.f90: New test. * dec_io_6.f90: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@241550 138bc75d-0d04-0410-961f-82ee72b054a4
2016-10-242016-10-24 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
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. * ioparm.def: Reorder dt parameters to match libgfortran. * libgfortran.h: Swap definitions of GFC_INTERNAL_UNIT and GFC_INTERNAL_UNIT4. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@241497 138bc75d-0d04-0410-961f-82ee72b054a4
2016-10-212016-10-21 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
PR libfortran/78055 * io/io.h (st_parameter_dt): Restore GFC_IO_INT to maintain alignment. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@241422 138bc75d-0d04-0410-961f-82ee72b054a4
2016-10-212016-10-20 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
* io/transfer.c (finalize_transfer): Free format data in child procedures. (st_read_done, st_write_done): Don't free format hash table. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@241392 138bc75d-0d04-0410-961f-82ee72b054a4
2016-10-182016-10-17 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
PR fortran/48298 * io/io.h: Move size_used from dtp to unit structure. Add bool has_size to unit structure. * read.c (read_x): Use has_size and size_used. * 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. * gfortran.dg/dtio_17.f90: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@241294 138bc75d-0d04-0410-961f-82ee72b054a4
2016-10-16PR 48587 Newunit allocator, cleanupjb
Improve error message, and remove a redundant check, as the same check is done a bit earlier due to the PR 48587 patch. 2016-10-16 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/48587 * io/transfer.c (data_transfer_init): Improve error message, remove redundant check. Regtested on x86_64-pc-linux-gnu. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@241211 138bc75d-0d04-0410-961f-82ee72b054a4
2016-10-15PR 48587 Newunit allocatorjb
Currently GFortran newer reuses unit numbers allocated with NEWUNIT=, instead having a simple counter that is decremented each time such a unit is opened. For a long running program which repeatedly opens files with NEWUNIT= and closes them, the counter can wrap around and cause an abort. This patch replaces the counter with an allocator that keeps track of which units numbers are allocated, and can reuse them once they have been deallocated. Since operating systems tend to limit the number of simultaneous open files for a process to a relatively modest number, a relatively simple approach with a linear scan through an array suffices. Though as a small optimization there is a low water indicator keeping track of the index for which all unit numbers below are already allocated. This linear scan also ensures that we always allocate the smallest available unit number. 2016-10-15 Janne Blomqvist <jb@gcc.gnu.org> 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. testsuite ChangeLog: 2016-10-15 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/48587 * gfortran.dg/negative_unit2.f90: New testcase. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@241199 138bc75d-0d04-0410-961f-82ee72b054a4
2016-10-09PR 67585 Handle EINTRjb
Many POSIX systems have the bad habit of not restarting interrupted syscalls. On these systems it's up to the user to check for an error with errno == EINTR and restart manually. This patch does this for libgfortran, so that GFortran users don't have to do it. 2016-10-09 Janne Blomqvist <jb@gcc.gnu.org> 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. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@240902 138bc75d-0d04-0410-961f-82ee72b054a4
2016-10-052016-10-05 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
PR fortran/77868 * io/inquire.c (inquire_via_unit): NULL guard the check for internal unit passed into child IO procedure. * gfortran.dg/dtio_15.f90: Fix spaces in dg-do. * gfortran.dg/class_array_20.f03: Likewise. * gfortran.dg/class_array_21.f03: Likewise. * gfortran.dg/finalize_29.f08: Likewise. * gfortran.dg/unlimited_polymorphic_23.f90: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@240794 138bc75d-0d04-0410-961f-82ee72b054a4
2016-10-052016-10-04 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
io/inquire.c (inquire_via_unit): Add check for internal unit passed into child IO procedure. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@240768 138bc75d-0d04-0410-961f-82ee72b054a4
2016-09-282016-09-28 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
PR libgfortran/77707 io/transfer.c (next_record): Flush before calculating next_record. Correctly calculate. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@240592 138bc75d-0d04-0410-961f-82ee72b054a4
2016-09-232016-09-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
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. 2016-09-23 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR fortran/48298 * gfortran.h (gfc_dt): Add *udtio. * ioparm.def: Add bit IOPARM_dt_f2003 to align with library use of bit 25. Add IOPARM_dt_dtio bit to common flags. * resolve.c (resolve_transfer): Set dt->udtio to expression. * io.c (gfc_match_inquire): Adjust error message for internal unit KIND. * libgfortran.h: Adjust defines for GFC_INTERNAL_UNIT4, GFC_INTERNAL_UNIT, and GFC_INVALID_UNIT. * trans-io.c (build_dt): Set common_unit to reflect the KIND of the internal unit. Set mask bit for presence of dt->udtio. 2016-09-23 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR fortran/48298 * gfortran.dg/negative_unit_check.f90: Update test. * gfortran.dg/dtio_14.f90: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@240456 138bc75d-0d04-0410-961f-82ee72b054a4
2016-09-062016-09-06 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
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. * gfortran.dg/fmt_f0_2.f90: Update test. * gfortran.dg/fmt_f0_3.f90: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@240018 138bc75d-0d04-0410-961f-82ee72b054a4
2016-08-312016-08-31 Jerry DeLisle <jvdelisle@gcc.gnu.org>jvdelisle
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. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@239900 138bc75d-0d04-0410-961f-82ee72b054a4
2016-08-312016-08-31 Paul Thomas <pault@gcc.gnu.org>pault
Jerry DeLisle <jvdelisle@gcc.gnu.org> PR fortran/48298 * decl.c (access_attr_decl): Include case INTERFACE_DTIO as appropriate. * gfortran.h : Add INTRINSIC_FORMATTED and INTRINSIC_UNFORMATTED to gfc_intrinsic_op. Add INTERFACE_DTIO to interface type. Add new enum 'dtio_codes'. Add bitfield 'has_dtio_procs' to symbol_attr. Add prototypes 'gfc_check_dtio_interfaces' and 'gfc_find_specific_dtio_proc'. * interface.c (dtio_op): New function. (gfc_match_generic_spec): Match generic DTIO interfaces. (gfc_match_interface): Treat DTIO interfaces in the same way as (gfc_current_interface_head): Add INTERFACE_DTIO appropriately. (check_dtio_arg_TKR_intent): New function. (check_dtio_interface1): New function. (gfc_check_dtio_interfaces): New function. (gfc_find_specific_dtio_proc): New function. * io.c : Add FMT_DT to format_token. (format_lex): Handle DTIO formatting. * match.c (gfc_op2string): Add DTIO operators. * resolve.c (derived_inaccessible): Ignore pointer components to enclosing derived type. (resolve_transfer): Resolve transfers that involve DTIO. procedures. Find the specific subroutine for the transfer and use its existence to over-ride some of the constraints on derived types. If the transfer is recursive, require that the subroutine be so qualified. (dtio_procs_present): New function. (resolve_fl_namelist): Remove inhibition of polymorphic objects in namelists if DTIO read and write subroutines exist. Likewise for derived types. (resolve_types): Invoke 'gfc_verify_dtio_procedures'. * symbol.c : Set 'dtio_procs' using 'minit'. * trans-decl.c (gfc_finish_var_decl): If a derived-type/class object is associated with DTIO procedures, make it TREE_STATIC. * trans-expr.c (gfc_get_vptr_from_expr): If the expression drills down to a PARM_DECL, extract the vptr correctly. (gfc_conv_derived_to_class): Check 'info' in the test for 'useflags'. If the se expression exists and is a pointer, use it as the class _data. * trans-io.c : Add IOCALL_X_DERIVED to iocall and the function prototype. Likewise for IOCALL_SET_NML_DTIO_VAL. (set_parameter_tree): Renamed from 'set_parameter_const', now returns void and has new tree argument. Calls modified to match new interface. (transfer_namelist_element): Transfer DTIO procedure pointer and vpointer using the new function IOCALL_SET_NML_DTIO_VAL. (get_dtio_proc): New function. (transfer_expr): Add new argument for the vptr field of class objects. Add the code to call the specific DTIO proc, convert derived types to class and call IOCALL_X_DERIVED. (trans_transfer): Add BT_CLASS to structures for treatment by the scalarizer. Obtain the vptr for the dynamic type, both for scalar and array transfer. 2016-08-31 Jerry DeLisle <jvdelisle@gcc.gnu.org> Paul Thomas <pault@gcc.gnu.org> 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. 2016-08-31 Jerry DeLisle <jvdelisle@gcc.gnu.org> Paul Thomas <pault@gcc.gnu.org> PR fortran/48298 * gfortran.dg/dtio_1.f90: New test. * gfortran.dg/dtio_2.f90: New test. * gfortran.dg/dtio_3.f90: New test. * gfortran.dg/dtio_4.f90: New test. * gfortran.dg/dtio_5.f90: New test. * gfortran.dg/dtio_6.f90: New test. * gfortran.dg/dtio_7.f90: New test. * gfortran.dg/dtio_8.f90: New test. * gfortran.dg/dtio_9.f90: New test. * gfortran.dg/dtio_10.f90: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@239880 138bc75d-0d04-0410-961f-82ee72b054a4