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gcc/libgfortran/ChangeLog-2021

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2021-12-31 Iain Sandoe <iain@sandoe.co.uk>
* runtime/string.c (gfc_itoa): Use _Static_assert directly
instead of via the static_assert macro.
2021-12-29 Francois-Xavier Coudert <fxcoudert@gmail.com>
* ieee/ieee_helper.c: Fix enum values.
2021-12-27 Francois-Xavier Coudert <fxcoudert@gmail.com>
PR libfortran/98076
* runtime/string.c (gfc_itoa): Use two args for static_assert().
2021-12-26 Francois-Xavier Coudert <fxcoudert@gmail.com>
PR libfortran/98076
* runtime/string.c (itoa64, itoa64_pad19): New helper functions.
(gfc_itoa): On targets with 128-bit integers, call fast
64-bit functions to avoid many slow divisions.
2021-12-25 Francois-Xavier Coudert <fxcoudert@gmail.com>
PR libfortran/81986
PR libfortran/99191
* libgfortran.h: Remove gfc_xtoa(), adjust gfc_itoa() and
GFC_ITOA_BUF_SIZE.
* io/write.c (write_decimal): conversion parameter is always
gfc_itoa(), so remove it. Protect from overflow.
(xtoa): Move gfc_xtoa and update its name.
(xtoa_big): Renamed from ztoa_big for consistency.
(write_z): Adjust to new function names.
(write_i, write_integer): Remove last arg of write_decimal.
* runtime/backtrace.c (error_callback): Comment on the use of
gfc_itoa().
* runtime/error.c (gfc_xtoa): Move to io/write.c.
* runtime/string.c (gfc_itoa): Take an unsigned argument,
remove the handling of negative values.
2021-12-22 Francois-Xavier Coudert <fxcoudert@gmail.com>
* kinds-override.h: Move GFC_REAL_16_IS_* macros...
* mk-kinds-h.sh: ... here.
2021-12-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
* configure.host: Add aarch64-apple-darwin support.
* config/fpu-aarch64.h: New file.
2021-12-18 François-Xavier Coudert <fxcoudert@gcc.gnu.org>
* libgfortran.h: include ctype.h, provide safe macros.
* io/format.c: use safe macros.
* io/list_read.c: use safe macros.
* io/read.c: use safe macros.
* io/write.c: use safe macros.
* runtime/environ.c: use safe macros.
2021-12-16 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
* io/file_pos.c: Fix error code.
2021-12-16 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
* intrinsics/time_1.h: Prefer clock_gettime() over
gettimeofday().
* intrinsics/date_and_time.c: Fix timezone wrapping.
2021-12-14 Harald Anlauf <anlauf@gmx.de>
PR libfortran/103634
* intrinsics/pack_generic.c (pack_internal): Handle case when the
array argument of PACK has one or more extents of size zero to
avoid invalid reads.
2021-10-18 Tobias Burnus <tobias@codesourcery.com>
PR fortran/102086
PR fortran/92189
PR fortran/92621
PR fortran/101308
PR fortran/101309
PR fortran/101635
PR fortran/92482
* ISO_Fortran_binding.h (CFI_type_cfunptr): Make unique type again.
* runtime/ISO_Fortran_binding.c (cfi_desc_to_gfc_desc,
gfc_desc_to_cfi_desc): Add comment that those are no longer called
by new code.
2021-09-27 Tobias Burnus <tobias@codesourcery.com>
PR fortran/94070
* intrinsics/size.c (size0, size1): Comment that now not
used by newer compiler code.
2021-09-26 Tobias Burnus <tobias@codesourcery.com>
PR fortran/101334
* intrinsics/associated.c (associated): Also check for same rank.
2021-09-22 Tobias Burnus <tobias@codesourcery.com>
PR fortran/55534
* configure.ac (AM_FCFLAGS): Revert r12-3722 by removing
-Wno-missing-include-dirs.
* configure: Regenerate.
2021-09-21 Tobias Burnus <tobias@codesourcery.com>
PR fortran/55534
* configure.ac (AM_FCFLAGS): Add -Wno-missing-include-dirs.
* configure: Regenerate.
2021-09-17 Sandra Loosemore <sandra@codesourcery.com>
* ISO_Fortran_binding.h: Update comments.
* runtime/ISO_Fortran_binding.c: Likewise.
2021-09-17 Sandra Loosemore <sandra@codesourcery.com>
Tobias Burnus <tobias@codesourcery.com>
* ISO_Fortran_binding.h: Only include float.h if the C compiler
doesn't have predefined __LDBL_* and __DBL_* macros. Handle
LDBL_MANT_DIG == 53 for FreeBSD.
2021-09-13 Andreas Schwab <schwab@linux-m68k.org>
* ISO_Fortran_binding.h (CFI_type_long_double)
(CFI_type_long_double_Complex) [LDBL_MANT_DIG == 64 &&
LDBL_MIN_EXP == -16382 && LDBL_MAX_EXP == 16384]: Define.
2021-09-07 Tobias Burnus <tobias@codesourcery.com>
* Makefile.am (gfor_built_src): Depend on
include/ISO_Fortran_binding.h not on ISO_Fortran_binding.h.
(ISO_Fortran_binding.h): Rename make target to ...
(include/ISO_Fortran_binding.h): ... this.
* Makefile.in: Regenerate.
2021-09-07 Sandra Loosemore <sandra@codesourcery.com>
* ISO_Fortran_binding-1-tmpl.h: Deleted.
* ISO_Fortran_binding-2-tmpl.h: Deleted.
* ISO_Fortran_binding-3-tmpl.h: Deleted.
* ISO_Fortran_binding.h: New file to replace the above.
* Makefile.am (gfor_cdir): Remove MULTISUBDIR.
(ISO_Fortran_binding.h): Simplify to just copy the file.
* Makefile.in: Regenerated.
* mk-kinds-h.sh: Revert pieces no longer needed for
ISO_Fortran_binding.h.
2021-09-02 Sandra Loosemore <sandra@codesourcery.com>
José Rui Faustino de Sousa <jrfsousa@gmail.com>
PR fortran/100907
PR fortran/100911
PR fortran/100914
PR fortran/100915
PR fortran/100917
* ISO_Fortran_binding-1-tmpl.h (CFI_type_cfunptr): Make equivalent
to CFI_type_cptr.
* runtime/ISO_Fortran_binding.c (cfi_desc_to_gfc_desc): Fix
handling of CFI_type_cptr and CFI_type_cfunptr. Additional error
checking and code cleanup.
(gfc_desc_to_cfi_desc): Likewise. Also correct kind mapping
for character, complex, and long double types.
2021-08-27 Iain Sandoe <iain@sandoe.co.uk>
* Makefile.am: Use configured libm availability.
* Makefile.in: Regenerate.
* configure: Regenerate.
* configure.ac: Use libtool macro to find libm availability.
* libgfortran.spec.in: Use configured libm availability.
2021-08-10 Tobias Burnus <tobias@codesourcery.com>
PR libfortran/101305
PR fortran/101660
PR testsuite/101847
* Makefile.am (ISO_Fortran_binding.h): Create include/ in the build dir
and copy the include file to it.
(clean-local): Add for removing the 'include' directory.
* Makefile.in: Regenerate.
2021-07-28 Sandra Loosemore <sandra@codesourcery.com>
PR libfortran/101317
* runtime/ISO_Fortran_binding.c: Include <inttypes.h>.
(CFI_address): Tidy error messages and comments.
(CFI_allocate): Likewise.
(CFI_deallocate): Likewise.
(CFI_establish): Likewise. Add new checks for validity of
elem_len when it's used, plus type argument and extents.
(CFI_is_contiguous): Tidy error messages and comments.
(CFI_section): Likewise. Refactor some repetitive code to
make it more understandable.
(CFI_select_part): Likewise.
(CFI_setpointer): Likewise. Check that source is not an
unallocated allocatable array or an assumed-size array.
2021-07-28 Sandra Loosemore <sandra@codesourcery.com>
PR libfortran/101310
* runtime/ISO_Fortran_binding.c (CFI_section): Fix the base
address computation and simplify the code.
2021-07-28 Sandra Loosemore <sandra@codesourcery.com>
PR libfortran/101305
* runtime/ISO_Fortran_binding.c (CFI_establish): Special-case
CFI_type_cptr and CFI_type_cfunptr. Correct size of long double
on targets where it has kind 10.
2021-07-28 Sandra Loosemore <sandra@codesourcery.com>
Tobias Burnus <tobias@codesourcery.com>
PR libfortran/101305
* ISO_Fortran_binding.h: Fix hard-coded sizes and split into...
* ISO_Fortran_binding-1-tmpl.h: New file.
* ISO_Fortran_binding-2-tmpl.h: New file.
* ISO_Fortran_binding-3-tmpl.h: New file.
* Makefile.am: Add rule for generating ISO_Fortran_binding.h.
Adjust pathnames to that file.
* Makefile.in: Regenerated.
* mk-kinds-h.sh: New file.
* runtime/ISO_Fortran_binding.c: Fix include path.
2021-07-26 José Rui Faustino de Sousa <jrfsousa@gmail.com>
Tobias Burnus <tobias@codesourcery.com>
PR fortran/93308
PR fortran/93963
PR fortran/94327
PR fortran/94331
PR fortran/97046
* runtime/ISO_Fortran_binding.c (cfi_desc_to_gfc_desc): Add code
to verify the descriptor. Correct bounds calculation.
(gfc_desc_to_cfi_desc): Add code to verify the descriptor.
2021-07-22 Sandra Loosemore <sandra@codesourcery.com>
* runtime/ISO_Fortran_binding.c (CFI_allocate): Don't use elem_len
for CFI_type_signed_char.
(CFI_select_part): Likewise.
2021-07-01 Tobias Burnus <tobias@codesourcery.com>
Sandra Loosemore <sandra@codesourcery.com>
* runtime/ISO_Fortran_binding.c (cfi_desc_to_gfc_desc):
Initialize version field to 0.
(gfc_desc_to_cfi_desc): Initialize version field to CFI_VERSION.
2021-06-29 Julian Brown <julian@codesourcery.com>
PR target/96306
* configure.ac: Remove stanza that removes KIND=16 integers for AMD GCN.
* configure: Regenerate.
2021-06-22 Sandra Loosemore <sandra@codesourcery.com>
Tobias Burnus <tobias@codesourcery.com>
PR fortran/93524
* runtime/ISO_Fortran_binding.c (CFI_allocate): Fix
sm computation.
2021-06-08 Martin Liska <mliska@suse.cz>
* intrinsics/chmod.c (chmod_internal): Fix typo.
* io/transfer.c (read_sf): Likewise.
2021-06-05 José Rui Faustino de Sousa <jrfsousa@gmail.com>
PR fortran/100120
* intrinsics/associated.c (associated): have associated verify if
the "span" matches insted of the "elem_len".
* libgfortran.h (GFC_DESCRIPTOR_SPAN): add macro to retrive the
descriptor "span".
2021-05-22 Andre Vehreschild <vehre@gcc.gnu.org>
PR fortran/98301
* caf/libcaf.h (_gfortran_caf_random_init): New function.
* caf/single.c (_gfortran_caf_random_init): New function.
* gfortran.map: Added fndecl.
* intrinsics/random_init.f90: Implement random_init.
2021-05-05 Tobias Burnus <tobias@codesourcery.com>
* intrinsics/chmod.c (chmod_internal): Only declare mode_mask var
if HAVE_UMASK.
2021-05-02 Tobias Burnus <tobias@codesourcery.com>
PR libgomp/100352
* io/transfer.c (st_read_done_worker, st_write_done_worker): Add new
arg whether to unlock unit.
(st_read_done, st_write_done): Call it with true.
* io/async.c (async_io): Call it with false.
* io/io.h (st_write_done_worker, st_read_done_worker): Update prototype.
2021-03-12 Tobias Burnus <tobias@codesourcery.com>
* io/transfer.c (st_read_done_worker, st_write_done_worker):
Call unlock_unit here, add unit_lock lock around newunit_free call.
(st_read_done, st_write_done): Only call unlock_unit when not
calling the worker function.
* io/unit.c (set_internal_unit): Don't reset the unit_number
to the same number as this cause race warnings.
2021-03-05 Harald Anlauf <anlauf@gmx.de>
PR libfortran/99218
* m4/matmul_internal.m4: Invoke tuned matmul only for rank(b)>1.
* generated/matmul_c10.c: Regenerated.
* generated/matmul_c16.c: Likewise.
* generated/matmul_c4.c: Likewise.
* generated/matmul_c8.c: Likewise.
* generated/matmul_i1.c: Likewise.
* generated/matmul_i16.c: Likewise.
* generated/matmul_i2.c: Likewise.
* generated/matmul_i4.c: Likewise.
* generated/matmul_i8.c: Likewise.
* generated/matmul_r10.c: Likewise.
* generated/matmul_r16.c: Likewise.
* generated/matmul_r4.c: Likewise.
* generated/matmul_r8.c: Likewise.
* generated/matmulavx128_c10.c: Likewise.
* generated/matmulavx128_c16.c: Likewise.
* generated/matmulavx128_c4.c: Likewise.
* generated/matmulavx128_c8.c: Likewise.
* generated/matmulavx128_i1.c: Likewise.
* generated/matmulavx128_i16.c: Likewise.
* generated/matmulavx128_i2.c: Likewise.
* generated/matmulavx128_i4.c: Likewise.
* generated/matmulavx128_i8.c: Likewise.
* generated/matmulavx128_r10.c: Likewise.
* generated/matmulavx128_r16.c: Likewise.
* generated/matmulavx128_r4.c: Likewise.
* generated/matmulavx128_r8.c: Likewise.
2021-03-03 Vittorio Zecca <zeccav@gmail.com>
Tobias Burnus <tobias@codesourcery.com>
PR libfortran/81986
* runtime/string.c (gfc_itoa): Cast to unsigned before
negating.
2021-02-12 Steve Kargl <sgk@troutmask.apl.washington.edu>
PR libfortran/95647
* ieee/ieee_arithmetic.F90: Flip interfaces of operators .eq. to
== and .ne. to /= .
2021-02-11 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/98825
* io/transfer.c (next_record_w): Insert check for seen_dollar and if
so, skip issueing next record.
2021-01-27 Harris Snyder <hsnyder@structura.bio>
* runtime/ISO_Fortran_binding.c (CFI_establish): fixed
strides for rank >2 arrays.
2021-01-15 Harris Snyder <hsnyder@structura.bio>
* runtime/ISO_Fortran_binding.c (CFI_establish): Fixed signed
char arrays. Signed char or uint8_t arrays would cause
crashes unless an element size is specified.
2021-01-05 Samuel Thibault <samuel.thibault@ens-lyon.org>
* configure: Re-generate.
2021-01-01 Jakub Jelinek <jakub@redhat.com>
* ChangeLog-2020: Rotate ChangeLog. New file.
Copyright (C) 2021 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
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