| 2026-03-01 Jerry DeLisle <jvdelisle@gcc.gnu.org> |
| |
| PR fortran/124286 |
| * acinclude.m4: Remove LIBGFOR_CHECK_SANE_BUILTIN_CLZL. |
| * caf/shmem/allocator.c (next_power_of_two): Use known sane |
| builtin. |
| * configure: Regenerate. |
| * configure.ac: Remove use of LIBGFOR_CHECK_SANE_BUILTIN_CLZL. |
| |
| 2026-02-27 Jakub Jelinek <jakub@redhat.com> |
| |
| * aclocal.m4: Regenerate. |
| * configure: Regenerate. |
| * Makefile.in: Regenerate. |
| |
| 2026-02-27 Jerry DeLisle <jvdelisle@gcc.gnu.org> |
| |
| PR fortran/88076 |
| * caf/shmem/supervisor.c (supervisor_main_loop): Use fprintf |
| instead of dprintf. |
| |
| 2026-02-26 Jerry DeLisle <jvdelisle@gcc.gnu.org> |
| |
| PR libfortran/88076 |
| * Makefile.in: Regenerate. |
| * aclocal.m4: Regenerate. |
| * config.h.in: Regenerate. |
| * configure: Regenerate. |
| |
| 2026-02-26 Andre Vehreschild <vehre@gcc.gnu.org> |
| |
| * Makefile.am: Only build caf_shmem when pthreads is available. |
| * configure.ac: Check for pthreads availability and needed |
| flags. |
| |
| 2026-02-26 Jerry DeLisle <jvdelisle@gcc.gnu.org> |
| |
| PR fortran/124080 |
| * caf/shmem/hashmap.c (hash): Use size_t instead of |
| uint64. |
| (hmiadd): Use size_t instead of ssize_t. |
| (scan_inside_lookahead): Likewise. |
| (scan_empty): Likewise. |
| |
| 2026-02-26 Andre Vehreschild <vehre@gcc.gnu.org> |
| |
| PR fortran/121429 |
| * caf/shmem.c (_gfortran_caf_deregister): Add a call to |
| sync_team. |
| |
| 2026-02-26 Andre Vehreschild <vehre@gcc.gnu.org> |
| |
| PR fortran/124071 |
| * caf/shmem.c (_gfortran_caf_form_team): Take free index, when |
| computed one is already taken. |
| |
| 2026-02-26 Andre Vehreschild <vehre@gcc.gnu.org> |
| |
| PR fortran/88076 |
| * Makefile.am: Add new library. |
| * Makefile.in: Regenerated |
| * acinclude.m4: Add check for reasonable clzl. |
| * config.h.in: Regenerate. |
| * configure: Regenerate. |
| * configure.ac: Call clzl check. |
| |
| 2026-02-26 Andre Vehreschild <vehre@gcc.gnu.org> |
| |
| * caf/shmem.c (_gfortran_caf_finalize): Add a sync on the |
| initial team on exit. |
| |
| 2026-02-26 Andre Vehreschild <vehre@gcc.gnu.org> |
| |
| * caf/shmem.c (_gfortran_caf_finalize): Ensure all memory is |
| freeed. |
| * caf/shmem/allocator.c (allocator_shared_malloc): Just assert |
| that an index is within its bounds. |
| * caf/shmem/shared_memory.c (shared_memory_init): When shared |
| memory can not be placed at desired address, exit the image with |
| a certain code to let the supervisor restart the image. |
| (shared_memory_cleanup): Only the supervisor must unlink the shm |
| object. |
| * caf/shmem/supervisor.c (GFORTRAN_ENV_IMAGE_RESTARTS_LIMITS): |
| New environment variable. |
| (get_image_restarts_limit): Get the limit on image restarts |
| (accumulates over all) form the environment variable or default |
| to 4000. |
| (ensure_shmem_initialization): Add error handling. |
| (startWorker): Start a single worker/image. |
| (kill_all_images): Kill all images. |
| (supervisor_main_loop): When a worker/image reports a shared |
| memory issue just try to restart it. |
| * caf/shmem/thread_support.c (initialize_shared_mutex): Mark |
| mutex robust on plattforms that support it. |
| (initialize_shared_errorcheck_mutex): Same. |
| |
| 2026-02-26 Andre Vehreschild <vehre@gcc.gnu.org> |
| |
| * caf/shmem.c (_gfortran_caf_init): Cleanup thread helper after |
| use. |
| (_gfortran_caf_finalize): Same. |
| (_gfortran_caf_register): Handle lock_t correctly on Windows. |
| (GEN_OP): Prevent warnings on non-initialized. |
| (_gfortran_caf_lock): Handle lock_t correctly on Windows. |
| (_gfortran_caf_unlock): Same. |
| (_gfortran_caf_random_init): Fix formatting. |
| (_gfortran_caf_form_team): Add more images to counter_barrier. |
| * caf/shmem/alloc.c: Use routines from thread_support. |
| * caf/shmem/allocator.c (allocator_lock): Same. |
| (allocator_unlock): Same. |
| * caf/shmem/allocator.h: Same. |
| * caf/shmem/collective_subroutine.c (get_collsub_buf): Same. |
| * caf/shmem/collective_subroutine.h: Same. |
| * caf/shmem/counter_barrier.c (lock_counter_barrier): Same. |
| (unlock_counter_barrier): Same. |
| (counter_barrier_init): Same. |
| (counter_barrier_wait): Same. |
| (change_internal_barrier_count): Same. |
| (counter_barrier_add): Same. |
| (counter_barrier_init_add): Only increase value w/o signaling. |
| (counter_barrier_get_count): Use routines from thread_support. |
| * caf/shmem/counter_barrier.h: Same. |
| (counter_barrier_init_add): New routine. |
| * caf/shmem/shared_memory.c: Use windows routines where |
| applicable. |
| (shared_memory_set_env): Same. |
| (shared_memory_get_master): Same. |
| (shared_memory_init): Same. |
| (shared_memory_cleanup): Same. |
| * caf/shmem/shared_memory.h: Use types from thread_support. |
| * caf/shmem/supervisor.c: Use windows routines where applicable. |
| (get_memory_size_from_envvar): Same. |
| (ensure_shmem_initialization): Same. |
| (supervisor_main_loop): Use windows process start on windows |
| without fork(). |
| * caf/shmem/supervisor.h: Use types from thread_support. |
| * caf/shmem/sync.c (lock_table): Use routines from thread_support. |
| (unlock_table): Same. |
| (sync_init): Same. |
| (sync_init_supervisor): Same. |
| (sync_table): Same. |
| (lock_event): Same. |
| (unlock_event): Same. |
| (event_post): Same. |
| (event_wait): Same. |
| * caf/shmem/sync.h: Use types from thread_support. |
| * caf/shmem/teams_mgmt.c (update_teams_images): Use routines from |
| thread_support. |
| * caf/shmem/thread_support.c: Add synchronisation primitives for |
| windows. |
| (smax): Windows only: Max for size_t. |
| (get_handle): Windows only: Get the windows handle for a given |
| id or create a new one, if it does not exist. |
| (get_mutex): Windows only: Shortcut for getting a windows mutex |
| handle. |
| (get_condvar): Windows only: Same, but for condition variable. |
| (thread_support_init_supervisor): Windows only: Clear tracker of |
| allocated handle ids. |
| (caf_shmem_mutex_lock): Windows only: Implememtation of lock, |
| (caf_shmem_mutex_trylock): Windows only: trylock, and |
| (caf_shmem_mutex_unlock): Windows only: unlock for Windows. |
| (bm_is_set): Windows only: Check a bit is set in a mask. |
| (bm_clear_bit): Windows only: Clear a bit in a mask. |
| (bm_set_mask): Windows only: Set all bits in a mask. |
| (bm_is_none): Windows only: Check if all bits are cleared. |
| (caf_shmem_cond_wait): Windows only: Condition variable |
| implemenation fro wait, |
| (caf_shmem_cond_broadcast): Windows only: broadcast, and |
| (caf_shmem_cond_signal): Windows only: signal on Windows. |
| (caf_shmem_cond_update_count): Windows only: Need to know the |
| images participating in a condition variable. |
| (thread_support_cleanup): Windows only: Clean up the handles on |
| exit. |
| * caf/shmem/thread_support.h: Conditionally compile the types |
| as required for Windows and other OSes. |
| |
| 2026-02-26 Andre Vehreschild <vehre@gcc.gnu.org> |
| |
| * caf/shmem/allocator.c (next_power_of_two): Use sane clzl |
| implementation or alternative. |
| |
| 2026-02-26 Andre Vehreschild <vehre@gcc.gnu.org> |
| |
| PR fortran/88076 |
| * caf/libcaf.h (LIBCAF_H): Remove unused header inclusions. |
| * caf/caf_error.c: New file. |
| * caf/caf_error.h: New file. |
| * caf/shmem.c: New file. |
| * caf/shmem/alloc.c: New file. |
| * caf/shmem/alloc.h: New file. |
| * caf/shmem/allocator.c: New file. |
| * caf/shmem/allocator.h: New file. |
| * caf/shmem/collective_subroutine.c: New file. |
| * caf/shmem/collective_subroutine.h: New file. |
| * caf/shmem/counter_barrier.c: New file. |
| * caf/shmem/counter_barrier.h: New file. |
| * caf/shmem/hashmap.c: New file. |
| * caf/shmem/hashmap.h: New file. |
| * caf/shmem/shared_memory.c: New file. |
| * caf/shmem/shared_memory.h: New file. |
| * caf/shmem/supervisor.c: New file. |
| * caf/shmem/supervisor.h: New file. |
| * caf/shmem/sync.c: New file. |
| * caf/shmem/sync.h: New file. |
| * caf/shmem/teams_mgmt.c: New file. |
| * caf/shmem/teams_mgmt.h: New file. |
| * caf/shmem/thread_support.c: New file. |
| * caf/shmem/thread_support.h: New file. |
| |
| 2026-02-26 Andre Vehreschild <vehre@gcc.gnu.org> |
| |
| * caf/libcaf.h (_gfortran_caf_failed_images): Team attribute is |
| used now in some libs. |
| (_gfortran_caf_image_status): Same. |
| (_gfortran_caf_stopped_images): Same. |
| * caf/single.c (caf_internal_error): Use correct printf function |
| to handle va_list. |
| |
| 2026-01-13 Jerry DeLisle <jvdelisle@gcc.gnu.org> |
| |
| PR libfortran/123012 |
| * io/list_read.c (read_character): Add new check after |
| get_string and provide better comments. |
| |
| 2026-01-11 Jerry DeLisle <jvdelisle@gcc.gnu.org> |
| |
| PR libfortran/123012 |
| * io/list_read.c (read_character): Add new check when no |
| quate is provided and the character string is digits only. |
| |
| 2026-01-09 Thomas Koenig <tkoenig@gcc.gnu.org> |
| |
| * io/io.h: Change type of self to intptr_t. |
| * io/async.h (LOCK_UNIT): Cast __gthread_self () to intptr_t. |
| (TRYLOCK_UNIT): Likewise. |
| (OWN_THREAD_ID): Likewise. |
| |
| 2026-01-08 Thomas Koenig <tkoenig@gcc.gnu.org> |
| |
| * io/async.h: DEBUG_ASYNC needs gtreads support. |
| (LOCK_UNIT): Only lock when there is pthreads support and it is active. |
| Otherwise, just set unit->self to 1. |
| (UNLOCK_UNIT): Only unlock when there is pthreads support and it is active. |
| Otherwise, just set unit->self to 0. |
| (TRYLOCK_UNIT): Only try locking when thee is pthreads support and it is |
| active. Otherwise, return unit->self. |
| (OWN_THREAD_ID): New macro. |
| * io/io.h: gfc_unit's self is an int when there is no gthreads support. |
| * io/unit.c (check_for_recursive): Check for equality of unit which |
| locked to OWN_THREAD_ID. |
| |
| 2026-01-06 Thomas Koenig <tkoenig@gcc.gnu.org> |
| |
| * io/async.h (UNLOCK_UNIT): New macro. |
| (TRYLOCK_UNIT): New macro. |
| (LOCK_UNIT): New macro. |
| * io/io.h: Delete prototype for unused stash_internal_unit. |
| (check_for_recursive): Add prototype for this new function. |
| * io/transfer.c (data_transfer_init): Add call to new |
| check_for_recursive. |
| * io/unit.c (delete_unit): Fix comment. |
| (check_for_recursive): Add new function. |
| (init_units): Use new macros. |
| (close_unit_1): Likewise. |
| (unlock_unit): Likewise. |
| * io/unix.c (flush_all_units_1): Likewise. |
| (flush_all_units): Likewise. |
| * runtime/error.c (translate_error): : Add translation for |
| "Recursive I/O not allowed runtime error message. |
| |
| 2026-01-03 Jerry DeLisle <jvdelisle@gcc.gnu.org> |
| |
| Revert: |
| 2026-01-03 Jerry DeLisle <jvdelisle@gcc.gnu.org> |
| |
| PR libfortran/119136 |
| * io/io.h: Delete prototype for unused stash_internal_unit. |
| (check_for_recursive): Add prototype for this new function. |
| * io/transfer.c (data_transfer_init): Add call to new |
| check_for_recursive. |
| * io/unit.c (delete_unit): Fix comment. |
| (check_for_recursive): Add new function. |
| * runtime/error.c (translate_error): Add translation for |
| "Recursive I/O not allowed runtime error message. |
| |
| 2026-01-01 Jerry DeLisle <jvdelisle@gcc.gnu.org> |
| |
| PR libfortran/119136 |
| * io/io.h: Delete prototype for unused stash_internal_unit. |
| (check_for_recursive): Add prototype for this new function. |
| * io/transfer.c (data_transfer_init): Add call to new |
| check_for_recursive. |
| * io/unit.c (delete_unit): Fix comment. |
| (check_for_recursive): Add new function. |
| * runtime/error.c (translate_error): Add translation for |
| "Recursive I/O not allowed runtime error message. |
| |
| |
| Copyright (C) 2026 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. |
