diff options
Diffstat (limited to 'gdb/ChangeLog')
| -rw-r--r-- | gdb/ChangeLog | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 8512cb4..f39730f 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,128 @@ 2020-12-04 Simon Marchi <simon.marchi@efficios.com> + * displaced-stepping.h (struct + displaced_step_copy_insn_closure): Adjust comments. + (struct displaced_step_inferior_state) <step_thread, + step_gdbarch, step_closure, step_original, step_copy, + step_saved_copy>: Remove fields. + (struct displaced_step_thread_state): New. + (struct displaced_step_buffer): New. + * displaced-stepping.c (displaced_step_buffer::prepare): New. + (write_memory_ptid): Move from infrun.c. + (displaced_step_instruction_executed_successfully): New, + factored out of displaced_step_finish. + (displaced_step_buffer::finish): New. + (displaced_step_buffer::copy_insn_closure_by_addr): New. + (displaced_step_buffer::restore_in_ptid): New. + * gdbarch.sh (displaced_step_location): Remove. + (displaced_step_prepare, displaced_step_finish, + displaced_step_copy_insn_closure_by_addr, + displaced_step_restore_all_in_ptid): New. + * gdbarch.c: Re-generate. + * gdbarch.h: Re-generate. + * gdbthread.h (class thread_info) <displaced_step_state>: New + field. + (thread_step_over_chain_remove): New declaration. + (thread_step_over_chain_next): New declaration. + (thread_step_over_chain_length): New declaration. + * thread.c (thread_step_over_chain_remove): Make non-static. + (thread_step_over_chain_next): New. + (global_thread_step_over_chain_next): Use + thread_step_over_chain_next. + (thread_step_over_chain_length): New. + (global_thread_step_over_chain_enqueue): Add debug print. + (global_thread_step_over_chain_remove): Add debug print. + * infrun.h (get_displaced_step_copy_insn_closure_by_addr): + Remove. + * infrun.c (get_displaced_stepping_state): New. + (displaced_step_in_progress_any_inferior): Remove. + (displaced_step_in_progress_thread): Adjust. + (displaced_step_in_progress): Adjust. + (displaced_step_in_progress_any_thread): New. + (get_displaced_step_copy_insn_closure_by_addr): Remove. + (gdbarch_supports_displaced_stepping): Use + gdbarch_displaced_step_prepare_p. + (displaced_step_reset): Change parameter from inferior to + thread. + (displaced_step_prepare_throw): Implement using + gdbarch_displaced_step_prepare. + (write_memory_ptid): Move to displaced-step.c. + (displaced_step_restore): Remove. + (displaced_step_finish): Implement using + gdbarch_displaced_step_finish. + (start_step_over): Allow starting more than one displaced step. + (prepare_for_detach): Handle possibly multiple threads doing + displaced steps. + (handle_inferior_event): Handle possibility that fork event + happens while another thread displaced steps. + * linux-tdep.h (linux_displaced_step_prepare): New. + (linux_displaced_step_finish): New. + (linux_displaced_step_copy_insn_closure_by_addr): New. + (linux_displaced_step_restore_all_in_ptid): New. + (linux_init_abi): Add supports_displaced_step parameter. + * linux-tdep.c (struct linux_info) <disp_step_buf>: New field. + (linux_displaced_step_prepare): New. + (linux_displaced_step_finish): New. + (linux_displaced_step_copy_insn_closure_by_addr): New. + (linux_displaced_step_restore_all_in_ptid): New. + (linux_init_abi): Add supports_displaced_step parameter, + register displaced step methods if true. + (_initialize_linux_tdep): Register inferior_execd observer. + * amd64-linux-tdep.c (amd64_linux_init_abi_common): Add + supports_displaced_step parameter, adjust call to + linux_init_abi. Remove call to + set_gdbarch_displaced_step_location. + (amd64_linux_init_abi): Adjust call to + amd64_linux_init_abi_common. + (amd64_x32_linux_init_abi): Likewise. + * aarch64-linux-tdep.c (aarch64_linux_init_abi): Adjust call to + linux_init_abi. Remove call to + set_gdbarch_displaced_step_location. + * arm-linux-tdep.c (arm_linux_init_abi): Likewise. + * i386-linux-tdep.c (i386_linux_init_abi): Likewise. + * alpha-linux-tdep.c (alpha_linux_init_abi): Adjust call to + linux_init_abi. + * arc-linux-tdep.c (arc_linux_init_osabi): Likewise. + * bfin-linux-tdep.c (bfin_linux_init_abi): Likewise. + * cris-linux-tdep.c (cris_linux_init_abi): Likewise. + * csky-linux-tdep.c (csky_linux_init_abi): Likewise. + * frv-linux-tdep.c (frv_linux_init_abi): Likewise. + * hppa-linux-tdep.c (hppa_linux_init_abi): Likewise. + * ia64-linux-tdep.c (ia64_linux_init_abi): Likewise. + * m32r-linux-tdep.c (m32r_linux_init_abi): Likewise. + * m68k-linux-tdep.c (m68k_linux_init_abi): Likewise. + * microblaze-linux-tdep.c (microblaze_linux_init_abi): Likewise. + * mips-linux-tdep.c (mips_linux_init_abi): Likewise. + * mn10300-linux-tdep.c (am33_linux_init_osabi): Likewise. + * nios2-linux-tdep.c (nios2_linux_init_abi): Likewise. + * or1k-linux-tdep.c (or1k_linux_init_abi): Likewise. + * riscv-linux-tdep.c (riscv_linux_init_abi): Likewise. + * s390-linux-tdep.c (s390_linux_init_abi_any): Likewise. + * sh-linux-tdep.c (sh_linux_init_abi): Likewise. + * sparc-linux-tdep.c (sparc32_linux_init_abi): Likewise. + * sparc64-linux-tdep.c (sparc64_linux_init_abi): Likewise. + * tic6x-linux-tdep.c (tic6x_uclinux_init_abi): Likewise. + * tilegx-linux-tdep.c (tilegx_linux_init_abi): Likewise. + * xtensa-linux-tdep.c (xtensa_linux_init_abi): Likewise. + * ppc-linux-tdep.c (ppc_linux_init_abi): Adjust call to + linux_init_abi. Remove call to + set_gdbarch_displaced_step_location. + * arm-tdep.c (arm_pc_is_thumb): Call + gdbarch_displaced_step_copy_insn_closure_by_addr instead of + get_displaced_step_copy_insn_closure_by_addr. + * rs6000-aix-tdep.c (rs6000_aix_init_osabi): Adjust calls to + clear gdbarch methods. + * rs6000-tdep.c (struct ppc_inferior_data): New structure. + (get_ppc_per_inferior): New function. + (ppc_displaced_step_prepare): New function. + (ppc_displaced_step_finish): New function. + (ppc_displaced_step_restore_all_in_ptid): New function. + (rs6000_gdbarch_init): Register new gdbarch methods. + * s390-tdep.c (s390_gdbarch_init): Don't call + set_gdbarch_displaced_step_location, set new gdbarch methods. + +2020-12-04 Simon Marchi <simon.marchi@efficios.com> + * Makefile.in (COMMON_SFILES): Add displaced-stepping.c. * aarch64-tdep.h: Include displaced-stepping.h. * displaced-stepping.h (struct displaced_step_copy_insn_closure): |