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2011-04-072011-04-07 Yao Qi <yao@codesourcery.com>Yao Qi1-8/+12
* arm-linux-tdep.c (arm_linux_copy_svc): Remove parameters INSN and TO. * arm-tdep.c (cleanup_svc): Handle variable instruction size. (arm_copy_svc): Remove parameters INSN and TO. (decode_svc_copro): Update caller. * arm-tdep.h (struct displaced_step_closure): Remove parameters from function pointer `copy_svc_os'.
2011-04-07 * arm-tdep.c (cleanup_branch): Set a correct return address inYao Qi1-2/+10
LR for ARM and Thumb.
2011-04-01 * arm-tdep.c (arm_gdbarch_init): Enfore correct register numberUlrich Weigand1-1/+6
for "fpscr" in target description.
2011-04-01gdb/Ulrich Weigand1-46/+59
* arm-tdep.h (arm_insert_single_step_breakpoint): Add prototype. * arm-tdep.c (arm_override_mode): New global. (arm_pc_is_thumb): Respect arm_override_mode. Remove single-step execution mode heuristics. (thumb_get_next_pc_raw): Remove INSERT_BKTP argument; always insert second single-step breakpoint if needed, using arm_insert_single_step_breakpoint. (arm_get_next_pc_raw): Remove INSERT_BKTP argument. Only handle ARM execution mode, do not call thumb_get_next_pc_raw. (arm_get_next_pc): Encode execution mode in return value. Call either arm_get_next_pc_raw or thumb_get_next_pc_raw. (arm_insert_single_step_breakpoint): New function. (arm_software_single_step): Call it. * arm-linux-tdep.c (arm_linux_sigreturn_return_addr): Add IS_THUMB argument to return execution mode of sigreturn target. (arm_linux_syscall_next_pc): Use it. (arm_linux_copy_svc): Update call. (arm_linux_software_single_step): Call arm_insert_single_step_breakpoint. gdb/testsuite/ * gdb.arch/thumb-singlestep.S: New file. * gdb.arch/thumb-singlestep.exp: Likewise.
2011-03-25 * arm-tdep.c (arm_elf_make_msymbol_special): Use ARM_SYM_BRANCH_TYPEUlrich Weigand1-4/+2
instead of checking for STT_ARM_TFUNC symbol type.
2011-03-21 * arm-tdep.c (arm_analyze_prologue): Do not abort parsing whenUlrich Weigand1-17/+9
encountering a load via a non-SP register.
2011-03-18 gdb/Pedro Alves1-0/+3
* frame.c (frame_unwind_register): Throw an error if unwinding the register failed. * get_prev_frame_1 (get_prev_frame_1): Ask the unwinder if there's an unwind stop reason. (frame_stop_reason_string): Handle UNWIND_UNAVAILABLE. * frame.h (enum unwind_stop_reason) <UNWIND_OUTERMOST, UNWIND_UNAVAILABLE>: New. * inline-frame.c (inline_frame_unwind): Install default_frame_unwind_stop_reason. * frame-unwind.c: Include "exceptions.h". (frame_unwind_find_by_frame): Swallow NOT_AVAILABLE_ERROR errors. (default_frame_unwind_stop_reason): New. * frame-unwind.h (frame_unwind_stop_reason_ftype): New typedef. (default_frame_unwind_stop_reason): Declare. (struct frame_unwind) <stop_reason>: New function pointer. * dummy-frame.c: Install default_frame_unwind_stop_reason. * dwarf2-frame.c: Include exceptions.h. (struct dwarf2_frame_cache) <unavailable_retaddr>: New field. (dwarf2_frame_cache): Swallow NOT_AVAILABLE_ERROR errors when computing the CFA. If such an error was thrown, set unavailable_retaddr. (dwarf2_frame_unwind_stop_reason): New. (dwarf2_frame_this_id): Don't build a frame id if the CFA was unavailable. (dwarf2_frame_unwind): Install dwarf2_frame_unwind_stop_reason. (dwarf2_signal_frame_unwind): Ditto. * amd64-tdep.c: Include "exceptions.h". (struct amd64_frame_cache): New field "base_p". (amd64_init_frame_cache): Clear it. (amd64_frame_cache_1): New, factored out from amd64_frame_cache. Avoid reading registers with functions that throw if the register is not necessary to compute the frame base. (amd64_frame_cache): Reimplement wrapping amd64_frame_cache_1, and swallowing NOT_AVAILABLE_ERROR. (amd64_frame_unwind_stop_reason): New. (amd64_frame_this_id): Don't build a frame id if the frame base was unavailable. (amd64_frame_unwind): Install amd64_frame_unwind_stop_reason. (amd64_sigtramp_frame_cache): Swallow NOT_AVAILABLE_ERROR, and set base_p if the frame base was computable. (amd64_sigtramp_frame_unwind_stop_reason): New. (amd64_sigtramp_frame_this_id): Don't build a frame id if the frame base was unavailable. (amd64_sigtramp_frame_unwind): Install amd64_sigtramp_frame_unwind_stop_reason. (amd64_epilogue_frame_cache): Swallow NOT_AVAILABLE_ERROR, and set base_p if the frame base was computable. (amd64_epilogue_frame_unwind_stop_reason): New. (amd64_epilogue_frame_this_id): Don't build a frame id if the frame base was unavailable. (amd64_epilogue_frame_unwind): Install amd64_epilogue_frame_unwind_stop_reason. * i386-tdep.c: Include "exceptions.h". (struct i386_frame_cache): New field "base_p". (i386_init_frame_cache): Clear it. (i386_frame_cache_1): New, factored out from amd64_frame_cache. Avoid reading registers with functions that throw if the register is not necessary to compute the frame base. (i386_frame_cache): Reimplement wrapping amd64_frame_cache_1, and swallowing NOT_AVAILABLE_ERROR. (i386_frame_unwind_stop_reason): New. (i386_frame_this_id): Don't build a frame id if the frame base was unavailable. (i386_frame_prev_register): Handle unavailable SP. (i386_frame_unwind): Install i386_frame_unwind_stop_reason. (i386_epilogue_frame_cache): Swallow NOT_AVAILABLE_ERROR, and set base_p if the frame base was computable. (i386_epilogue_frame_unwind_stop_reason): New. (i386_epilogue_frame_this_id): Don't build a frame id if the frame base was unavailable. (i386_epilogue_frame_unwind): Install i386_epilogue_frame_unwind_stop_reason. (i386_sigtramp_frame_cache): Swallow NOT_AVAILABLE_ERROR, and set base_p if the frame base was computable. (i386_sigtramp_frame_unwind_stop_reason): New. (i386_sigtramp_frame_this_id): Don't build a frame id if the frame base was unavailable. (i386_sigtramp_frame_unwind): Install i386_sigtramp_frame_unwind_stop_reason. * sentinel-frame.c (sentinel_frame_prev_register): Use the value type's size, not the register's. (sentinel_frame_unwind): Install default_frame_unwind_stop_reason. * alpha-mdebug-tdep.c (alpha_mdebug_frame_unwind): Install default_frame_unwind_stop_reason. * alpha-tdep.c (alpha_sigtramp_frame_unwind) (alpha_heuristic_frame_unwind): Ditto. * amd64obsd-tdep.c (amd64obsd_trapframe_unwind): Ditto. * arm-tdep.c (arm_prologue_unwind, arm_stub_unwind): Ditto. * avr-tdep.c (avr_frame_unwind): Ditto. * cris-tdep.c (cris_sigtramp_frame_unwind, cris_frame_unwind): Ditto. * frv-linux-tdep.c (frv_linux_sigtramp_frame_unwind): Ditto. * frv-tdep.c (frv_frame_unwind): Ditto. * h8300-tdep.c (h8300_frame_unwind): Ditto. * hppa-hpux-tdep.c (hppa_hpux_sigtramp_frame_unwind): Ditto. * hppa-linux-tdep.c (hppa_linux_sigtramp_frame_unwind): Ditto. * hppa-tdep.c (hppa_frame_unwind, hppa_fallback_frame_unwind) (hppa_stub_frame_unwind): Ditto. * i386obsd-tdep.c (i386obsd_trapframe_unwind): Ditto. * ia64-tdep.c (ia64_frame_unwind, ia64_sigtramp_frame_unwind) (ia64_libunwind_frame_unwind) (ia64_libunwind_sigtramp_frame_unwind): Ditto. * iq2000-tdep.c (iq2000_frame_unwind): Ditto. * lm32-tdep.c (lm32_frame_unwind): Ditto. * m32c-tdep.c (m32c_unwind): Ditto. * m32r-linux-tdep.c (m32r_linux_sigtramp_frame_unwind): Ditto. * m32r-tdep.c (m32r_frame_unwind): Ditto. * m68hc11-tdep.c (m68hc11_frame_unwind): Ditto. * m68k-tdep.c (m68k_frame_unwind): Ditto. * m68klinux-tdep.c (m68k_linux_sigtramp_frame_unwind): Ditto. * m88k-tdep.c (m88k_frame_unwind): Ditto. * mep-tdep.c (mep_frame_unwind): Ditto. * microblaze-tdep.c (microblaze_frame_unwind): Ditto. * mips-tdep.c (mips_insn16_frame_unwind, mips_insn32_frame_unwind) (mips_stub_frame_unwind): Ditto. * mn10300-tdep.c (mn10300_frame_unwind): Ditto. * moxie-tdep.c (moxie_frame_unwind): Ditto. * mt-tdep.c (mt_frame_unwind): Ditto. * ppc-linux-tdep.c (ppu2spu_unwind): Ditto. * ppcobsd-tdep.c (ppcobsd_sigtramp_frame_unwind): Ditto. * rs6000-tdep.c (rs6000_frame_unwind): Ditto. * s390-tdep.c (s390_frame_unwind, s390_stub_frame_unwind) (s390_sigtramp_frame_unwind): Ditto. * score-tdep.c (score_prologue_unwind): Ditto. * sh-tdep.c (sh_frame_unwind): Ditto. * sh64-tdep.c (sh64_frame_unwind): Ditto. * sparc-sol2-tdep.c (sparc32_sol2_sigtramp_frame_unwind): Ditto. * sparc-tdep.c (sparc32_frame_unwind): Ditto. * sparc64-sol2-tdep.c (sparc64_sol2_sigtramp_frame_unwind): Ditto. * sparc64-tdep.c (sparc64_frame_unwind): Ditto. * sparc64fbsd-tdep.c (sparc64fbsd_sigtramp_frame_unwind): Ditto. * sparc64nbsd-tdep.c (sparc64nbsd_sigcontext_frame_unwind): Ditto. * sparc64obsd-tdep.c (sparc64obsd_frame_unwind) (sparc64obsd_trapframe_unwind): Ditto. * sparcnbsd-tdep.c (sparc32nbsd_sigcontext_frame_unwind): Ditto. * sparcobsd-tdep.c (sparc32obsd_sigtramp_frame_unwind): Ditto. * spu-tdep.c (spu_frame_unwind, spu2ppu_unwind): Ditto. * v850-tdep.c (v850_frame_unwind): Ditto. * vax-tdep.c (vax_frame_unwind): Ditto. * vaxobsd-tdep.c (vaxobsd_sigtramp_frame_unwind): Ditto. * xstormy16-tdep.c (frame_unwind xstormy16_frame_unwind): Ditto. * xtensa-tdep.c (xtensa_unwind): Ditto.
2011-03-18 gdb/Pedro Alves1-10/+21
* regcache.h (regcache_raw_read, regcache_raw_read_signed) (regcache_raw_read_unsigned, regcache_raw_read_signed) (regcache_raw_read_unsigned, regcache_raw_read_part) (regcache_cooked_read, regcache_cooked_read_signed) (regcache_cooked_read_unsigned, regcache_cooked_read_part) (regcache_cooked_read_ftype): Change return to enum register_status. * regcache.c: Include exceptions.h (regcache_save): Adjust to handle REG_UNAVAILABLE registers. (do_cooked_read): Change return to enum register_status. Always forward to regcache_cooked_read. (regcache_raw_read): Change return to enum register_status. If the register is not REG_VALID, memset the buffer. Return the register's status. (regcache_raw_read_signed): Handle non-REG_VALID registers and return the register's status. (regcache_raw_read_unsigned): Ditto. (regcache_cooked_read): Change return to enum register_status. Assert that with read-only regcaches, the register's status must be known. If the regcache is read-only, and the register is not REG_VALID, memset the buffer. Return the register's status. (regcache_cooked_read_signed): Change return to enum register_status. Handle non-REG_VALID registers and return the register's status. (regcache_cooked_read_unsigned): Change return to enum register_status. Handle non-REG_VALID registers and return the register's status. (regcache_xfer_part, regcache_raw_read_part) (regcache_cooked_read_part): Change return to enum register_status. Return the register's status. (regcache_read_pc): Throw NOT_AVAILABLE_ERROR if the register is unavailable. (regcache_dump): Handle unavailable cooked registers. * frame.c (do_frame_register_read): Adjust interface to match regcache_cooked_read_ftype. * gdbarch.sh (pseudo_register_read): Change return to enum register_status. * gdbarch.h, gdbarch.c: Regenerate. * i386-tdep.h (i386_pseudo_register_read): Change return to enum register_status. * i386-tdep.c (i386_pseudo_register_read): Change return to enum register_status. If reading a raw register indicates the raw register is not valid, return the raw register's status, otherwise, return REG_VALID. * amd64-tdep.c (amd64_pseudo_register_read): Change return to enum register_status. Handle non-REG_VALID raw registers and return the register's status. * arm-tdep.c (arm_neon_quad_read) (arm_pseudo_read): Change return to enum register_status. Handle non-REG_VALID raw registers and return the register's status. * avr-tdep.c (avr_pseudo_register_read): Ditto. * frv-tdep.c (frv_pseudo_register_read): Ditto. * h8300-tdep.c (h8300_pseudo_register_read): Ditto. * hppa-tdep.c (hppa_pseudo_register_read): Ditto. * m32c-tdep.c (m32c_move_reg_t): Change return to enum register_status. (m32c_raw_read, m32c_raw_write, m32c_banked_read) (m32c_banked_write, m32c_sb_read, m32c_sb_write, m32c_part_read) (m32c_part_write, m32c_cat_read, m32c_cat_write) (m32c_r3r2r1r0_read, m32c_r3r2r1r0_write) (m32c_pseudo_register_read): Change return to enum register_status. Adjust. * m68hc11-tdep.c (m68hc11_pseudo_register_read): Change return to enum register_status. Return the register's status. * mep-tdep.c (mep_pseudo_cr32_read): Change return to enum register_status. Return the register's status. (mep_pseudo_cr64_read, mep_pseudo_register_read): Ditto. * mips-tdep.c (mips_pseudo_register_read): Ditto. * mt-tdep.c (mt_pseudo_register_read): Ditto. * rs6000-tdep.c (move_ev_register_func): New typedef. (e500_move_ev_register): Use it. Change return to enum register_status. Return the register's status. (do_regcache_raw_read): New function. (do_regcache_raw_write): New function. (e500_pseudo_register_read): Change return to enum register_status. Return the register's status. Use do_regcache_raw_read. (e500_pseudo_register_write): Adjust. Use do_regcache_raw_write. (dfp_pseudo_register_read): Change return to enum register_status. Return the register's status. (vsx_pseudo_register_read): Ditto. (efpr_pseudo_register_read): Ditto. (rs6000_pseudo_register_read): Ditto. * s390-tdep.c (s390_pseudo_register_read): Change return to enum register_status. Return the register's status. * sh64-tdep.c (pseudo_register_read_portions): New function. (sh64_pseudo_register_read): Change return to enum register_status. Use pseudo_register_read_portions. Return the register's status. * ia64-tdep.c (ia64_pseudo_register_read): Change return to enum register_status. Return the register's status. * sh-tdep.c (pseudo_register_read_portions): New function. (sh_pseudo_register_read): Change return to enum register_status. Use pseudo_register_read_portions. Return the register's status. * sparc-tdep.c (sparc32_pseudo_register_read): Change return to enum register_status. Return the register's status. * sparc64-tdep.c (sparc64_pseudo_register_read): Ditto. * spu-tdep.c (spu_pseudo_register_read_spu) (spu_pseudo_register_read): Ditto. * xtensa-tdep.c (xtensa_register_read_masked) (xtensa_pseudo_register_read): Ditto. * bfin-tdep.c (bfin_pseudo_register_read): Ditto.
2011-03-112011-03-11 Yao Qi <yao@codesourcery.com>Yao Qi1-3/+0
* arm-tdep.c (copy_ldr_str_ldrb_strb): Remove redundant statements.
2011-03-082011-03-08 Yao Qi <yao@codesourcery.com>Yao Qi1-89/+73
* arm-tdep.c: Remove prototype declaration displaced_in_arm_mode. (displaced_read_reg): Add `dsc' parameter, remove `from' parameter. Use cached result instead of calling displaced_in_arm_mode again. (branch_write_pc, alu_write_pc, load_write_pc): Add `dsc' parameter. (displaced_write_reg, copy_preload, copy_preload_reg): Callers update. (cleanup_copro_load_store, copy_copro_load_store): Likewise. (cleanup_branch, copy_bx_blx_reg, copy_alu_imm): Likewise. (cleanup_alu_reg, copy_alu_reg, cleanup_alu_shifted_reg): Likewise. (copy_alu_shifted_reg, cleanup_load, cleanup_store): Likewise. (copy_extra_ld_st, copy_ldr_str_ldrb_strb): Likewise. (cleanup_block_load_all, cleanup_block_store_pc): Likewise. (cleanup_block_load_pc, copy_block_xfer): Likewise. * arm-linux-tdep.c (arm_linux_copy_svc): Callers update. (arm_catch_kernel_helper_return): Likewise. * gdb/arm-tdep.h : Update function declarations.
2011-03-032011-03-03 Yao Qi <yao@codesourcery.com>Yao Qi1-18/+23
* gdb/arm-tdep.c (shifted_reg_val): Replace magic number 15 with ARM_PC_REGNUM. (thumb_get_next_pc_raw, arm_get_next_pc_raw): Likewise. (displaced_write_reg, displaced_read_reg): Likewise. (copy_ldr_str_ldrb_strb, cleanup_block_load_all): Likewise. (cleanup_block_load_pc, copy_block_xfer): Likewise. (cleanup_branch): Replace magic number 14 and 15 with ARM_LR_REGNUM and ARM_PC_REGNUM respectively.
2011-03-022011-03-02 Yao Qi <yao@codesourcery.com>Yao Qi1-10/+53
* arm-tdep.h (struct displaced_step_closure): Add two new fields is_thumb and insn_size. * arm-tdep.c (displaced_read_reg): Adjust correct pipeline offset on both ARM and Thumb mode. (arm_process_displaced_insn): Set is_thumb and insn_size. (arm_displaced_init_closure): Handle both 16-bit and 32-bit. (arm_displaced_step_fixup): Likewise.
2011-03-01 * arm-linux-tdep.c (ARM_LDR_PC_SP_4): Add define.Ulrich Weigand1-1/+1
(arm_linux_restart_syscall_init): Handle both on-stack and in-kernel versions of the trampoline. Handle Thumb vs. ARM addresses. (arm_kernel_linux_restart_syscall_tramp_frame): New global. (arm_linux_init_abi): Install it. * arm-tdep.c (arm_psr_thumb_bit): Make global. * arm-tdep.c (arm_psr_thumb_bit): Add prototype.
2011-02-262011-02-25 Michael Snyder <msnyder@vmware.com>Michael Snyder1-2/+3
* arm-tdep.c: Fix typos in comments. * bsd-uthread.c: Ditto. * completer.c: Ditto. * corelow.c: Ditto. * cp-namespace.c: Ditto. * cp-support.c: Ditto. * cris-tdep.c: Ditto. * dbxread.c: Ditto. * dwarf2read.c: Ditto. * frame.h: Ditto. * gdbtypes.h: Ditto. * inferior.h: Ditto. * mdebugread.c: Ditto. * mips-tdep.c: Ditto. * ppc-linux-nat.c: Ditto. * ppc-linux-tdep.c: Ditto. * printcmd.c: Ditto. * sol-thread.c: Ditto. * solib-frv.c: Ditto. * solist.h: Ditto. * sparc64-tdep.c: Ditto. * spu-tdep.c: Ditto. * stabsread.c: Ditto. * symfile.c: Ditto. * valops.c: Ditto. * varobj.c: Ditto. * vax-nat.c: Ditto. * python/py-block.c: Ditto. * python/py-symbol.c: Ditto. * python/py-symtab.c: Ditto. * python/py-value.c: Ditto. * tui/tui-win.c: Ditto.
2011-02-21ChangeLog:Ulrich Weigand1-1/+4
* arm-linux-nat.c: Include "observer.h" and "gdbthread.h". (PTRACE_GETHBPREGS, PTRACE_SETHBPREGS): Define. (struct arm_linux_hwbp_cap): New type. (arm_linux_get_hwbp_cap): New function. (arm_linux_get_hw_breakpoint_count): Likewise. (arm_linux_get_hw_watchpoint_count): Likewise. (arm_linux_can_use_hw_breakpoint): Likewise. (arm_hwbp_type): New type. (arm_hwbp_control_t): Likewise. (struct arm_linux_hw_breakpoint): Likewise. (struct arm_linux_thread_points): Likewise. (arm_threads): New global variable. (arm_linux_find_breakpoints_by_tid): New function. (arm_hwbp_control_initialize): Likewise. (arm_hwbp_control_is_enabled): Likewise. (arm_hwbp_control_disable): Likewise. (arm_linux_hw_breakpoint_initialize): Likewise. (arm_linux_get_hwbp_type): Likewise. (arm_linux_hw_watchpoint_initialize): Likewise. (arm_linux_hw_breakpoint_equal): Likewise. (arm_linux_insert_hw_breakpoint1): Likewise. (arm_linux_remove_hw_breakpoint1): Likewise. (arm_linux_insert_hw_breakpoint): Likewise. (arm_linux_remove_hw_breakpoint): Likewise. (arm_linux_region_ok_for_hw_watchpoint): Likewise. (arm_linux_insert_watchpoint): Likewise. (arm_linux_remove_watchpoint): Likewise. (arm_linux_stopped_data_address): Likewise. (arm_linux_stopped_by_watchpoint): Likewise. (arm_linux_watchpoint_addr_within_range): Likewise. (arm_linux_new_thread): Likewise. (arm_linux_thread_exit): Likewise. (_initialize_arm_linux_nat): Install hardware breakpoint/watchpoint related target callbacks. Register arm_linux_new_thread and arm_linux_thread_exit. * arm-tdep.h (arm_pc_is_thumb): Add prototype. * arm-tdep.c (arm_pc_is_thumb): Make global. (arm_gdbarch_init): Call set_gdbarch_have_nonsteppable_watchpoint. testsuite/ChangeLog: * lib/gdb.exp (skip_hw_breakpoint_tests): Add arm*-*-* target. (skip_hw_watchpoint_tests): Likewise. (skip_hw_watchpoint_multi_tests): Likewise.
2011-02-182011-02-18 Yao Qi <yao@codesourcery.com>Yao Qi1-15/+22
* gdb/arm-tdep.c (arm_displaced_step_copy_insn): Move code to ... (arm_process_displaced_insn): .. here. Remove parameter INSN. (thumb_process_displaced_insn): New. * gdb/arm-linux-tdep.c (arm_linux_displaced_step_copy_insn): Update call to arm_process_displaced_insn. * gdb/arm-tdep.h : Update declaration of arm_process_displaced_insn.
2011-02-162011-02-16 Yao Qi <yao@qiyaows>Yao Qi1-0/+14
* infrun.c (get_displaced_step_closure_by_addr): New. * inferior.h: Declare it. * arm-tdep.c: (arm_pc_is_thumb): Call get_displaced_step_closure_by_addr. Adjust MEMADDR if it returns non-NULL.
2011-02-152011-02-15 Yao Qi <yao@codesourcery.com>Yao Qi1-11/+18
PR tdep/12352 * arm-tdep.c (copy_ldr_str_ldrb_strb): Replace PC with SP in order to store PC value on stack instead of text section. 2011-02-15 Yao Qi <yao@codesourcery.com> PR tdep/12352 * gdb.arch/arm-disp-step.S : New test for str instruction. * gdb.arch/arm-disp-step.exp : Likewise
2011-02-03 * arm-tdep.c (arm_skip_stack_protector): Accept any symbol thatUlrich Weigand1-1/+2
starts with __stack_chk_guard as stack guard symbol.
2011-02-02 * arm-tdep.c (skip_prologue_function): Add GDBARCH and IS_THUMBUlrich Weigand1-26/+43
arguments. Skip in-prologue calls to glibc __aeabi_read_tp implementation even if no symbols are available. (thumb_analyze_prologue): Update call to skip_prologue_function. (arm_analyze_prologue): Likewise.
2011-02-02 * arm-tdep.c: Include "observer.h".Ulrich Weigand1-0/+751
(arm_prologue_this_id): Use frame PC if get_frame_func returns 0. (arm_exidx_data_key): New static variable. (struct arm_exidx_entry, arm_exidx_entry_s): New data types. (struct arm_exidx_data): Likewise. (arm_exidx_data_free): New function. (arm_compare_exidx_entries): Likewise. (arm_obj_section_from_vma): Likewise. (arm_exidx_new_objfile): Likewise. (arm_find_exidx_entry): Likewise. (arm_exidx_fill_cache): Likewise. (arm_exidx_unwind_sniffer): Likewise. (arm_exidx_unwind): New global variable. (arm_gdbarch_init): Append unwinder arm_exidx_unwind. (_initialize_arm_tdep): Attach arm_exidx_new_objfile to new_objfile observer. Register arm_exidx_data_key as objfile data.
2011-02-02 * arm-tdep.c (arm_analyze_load_stack_chk_guard): Avoid build breakUlrich Weigand1-20/+21
due to accessing uninitialized variable. Fix indentation.
2011-01-142011-01-14 Yao Qi <yao@codesourcery.com>Yao Qi1-2/+7
* arm-tdep.c (arm_register_reggroup_p): FPS register is in save_reggroup, restore_reggroup and all_reggroup.
2011-01-112011-01-11 Michael Snyder <msnyder@vmware.com>Michael Snyder1-5/+5
* arm-tdep.c: Internationalization. * c-lang.c: Ditto. * charset.c: Ditto. * fork-child.c: Ditto. * nto-procfs.c: Ditto. * ppc-sysv-tdep.c: Ditto. * procfs.c: Ditto. * remote-mips.c: Ditto. * remote.c: Ditto. * rs6000-nat.c: Ditto. * rs6000-tdep.c: Ditto. * target.c: Ditto. * valops.c: Ditto. * value.c: Ditto. * xml-support.c: Ditto. * mi/mi-cmd-break.c: Ditto. * mi/mi-cmd-var.c: Ditto. * mi/mi-interp.c: Ditto. * mi/mi-main.c: Ditto.
2011-01-072011-01-07 Michael Snyder <msnyder@vmware.com>Michael Snyder1-62/+96
* ada-lang.c: Comment cleanup, mostly periods and spaces. * ada-lang.h: Ditto. * ada-tasks.c: Ditto. * ada-valprint.c: Ditto. * aix-threads.c: Ditto. * alpha-linux-nat.c: Ditto. * alpha-linux-tdep.c: Ditto. * alpha-mdebug-tdep.c: Ditto. * alpha-nat.c: Ditto. * alpha-osf1-tdep.c: Ditto. * alpha-tdep.c: Ditto. * alphabsd-nat.c: Ditto. * alphabsd-tdep.c: Ditto. * amd64-darwin-tdep.c: Ditto. * amd64-linux-nat.c: Ditto. * amd64-linux-tdep.c: Ditto. * amd64-sol2-tdep.c: Ditto. * amd64-tdep.c: Ditto. * amd64-fbsd-tdep.c: Ditto. * amd64-nbsd-tdep.c: Ditto. * amd64-obsd-tdep.c: Ditto. * amd64-linux-nat.c: Ditto. * amd64-linux-tdep.c: Ditto. * arm-tdep.c: Ditto. * arm-tdep.h: Ditto. * armnbsd-nat.c: Ditto. * avr-tdep.c: Ditto. * bfin-tdep.c: Ditto. * bsd-kvm.c: Ditto. * c-typeprintc: Ditto. * c-valprint.c: Ditto. * coff-pe-read.h: Ditto. * coffreead.c: Ditto. * cris-tdep.c: Ditto. * d-lang.c: Ditto. * darwin-nat-info.c: Ditto. * darwin-nat.c: Ditto. * dbug-rom.c: Ditto. * dbxread.c: Ditto. * dcache.c: Ditto. * dcache.h: Ditto. * dec-thread.c: Ditto. * defs.h: Ditto. * demangle.c: Ditto. * dicos-tdep.c: Ditto. * dictionary.c: Ditto. * dictionary.h: Ditto. * dink32-rom.c: Ditto. * disasm.c: Ditto. * doublest.c: Ditto. * dsrec.c: Ditto. * dummy-frame.c: Ditto. * dwarf2-frame.c: Ditto. * dwarf2expr.c: Ditto. * dwarf2loc.c: Ditto. * dwarf2read.c: Ditto. * elfread.c: Ditto. * environ.c: Ditto. * eval.c: Ditto. * event-top.h: Ditto. * exceptions.c: Ditto. * exceptions.h: Ditto. * exec.c: Ditto. * expprint.c: Ditto. * expression.h: Ditto. * f-exp.y: Ditto. * f-lang.c: Ditto. * f-lang.h: Ditto. * f-typeprint.c: Ditto. * f-valprint.c: Ditto. * fbsd-nat.c: Ditto. * findvar.c: Ditto. * fork-child.c: Ditto. * frame.c: Ditto. * frame.h: Ditto. * frv-linux-tdep.c: Ditto. * frv-tdep.c: Ditto. * gcore.c: Ditto. * gdb-stabs.h: Ditto. * gdb_assert.h: Ditto. * gdb_string.h: Ditto. * gdb_thread_db.h: Ditto. * gdb_wait.h: Ditto. * gdbarch.sh: Ditto. * gdbcore.h: Ditto. * gdbthread.h: Ditto. * gdbtypes.c: Ditto. * gdbtypes.h: Ditto. * gnu-nat.c: Ditto. * gnu-nat.h: Ditto. * gnu-v2-abi.c: Ditto. * gnu-v3-abi.c: Ditto. * go32-nat.c: Ditto. * gdbarch.c: Regenerate. * gdbarch.h: Regenerate.
2011-01-01run copyright.sh for 2011.Joel Brobecker1-1/+1
2010-12-282010-12-28 Yao Qi <yao@codesourcery.com>Yao Qi1-4/+4
* arm-tdep.c (arm_register_aliases): Remove sp, pc, and fp.
2010-12-232010-12-23 Yao Qi <yao@codesourcery.com>Yao Qi1-4/+204
* arm-tdep.c (thumb_analyze_prologue): Move some code ... (EXTRACT_MOVW_MOVT_IMM_T): ... here. New macro. (EXTRACT_MOVW_MOVT_IMM_A): New macro. (arm_analyze_load_stack_chk_guard): New. (arm_skip_stack_protector): New. (arm_skip_prologue): Adjust post_prologue_pc by arm_skip_stack_protector.
2010-12-232010-12-23 Yao Qi <yao@codesourcery.com>Yao Qi1-1/+0
* arm-tdep.c (arm_gdbarch_init): Remove invoke to set_gdbarch_deprecated_fp_regnum.
2010-12-202010-12-20 Yao Qi <yao@codesourcery.com>Yao Qi1-0/+13
* arm-tdep.c (arm_register_reggroup_p): New. (arm_gdbarch_init): Set arm_register_reggroup_p for hook register_reggroup_p.
2010-11-18 * arm-tdep.c (arm_in_function_epilogue_p): Fix code when "MOV SP"Pierre Muller1-1/+1
instruction is found.
2010-11-14 * arm-tdep.c (arm_in_function_epilogue_p): Fix code to avoidPierre Muller1-0/+1
possible used of uninitialized variable.
2010-10-19 * arm-tdep.c (thumb_get_next_pc_raw): Handle Thumb-16 encodingUlrich Weigand1-0/+12
for "mov pc, REG" as well. (thumb_instruction_changes_pc): Likewise.
2010-10-12 * gdb/arm-tdep.c (arm_mode_strings): Add NULL entry at end of array.Matthew Gretton-Dann1-1/+2
2010-10-08 * arm-tdep.c (thumb_expand_immediate): New function.Ulrich Weigand1-42/+392
(thumb_instruction_changes_pc): Likewise. (thumb2_instruction_changes_pc): Likewise. (thumb_analyze_prologue): Handle 32-bit Thumb instructions during prologue parsing. Improved support for optimized code. (thumb_scan_prologue): Do not reply on line-number information, use same heuristics as arm_scan_prologue insead. (skip_prologue_function): Accept functions "__tls_get_addr" and "__aeabi_read_tp".
2010-10-082010-10-08 Ulrich Weigand <uweigand@de.ibm.com>Ulrich Weigand1-0/+200
Daniel Jacobowitz <dan@codesourcery.com> * arm-tdep.c (thumb_in_function_epilogue_p) (arm_in_function_epilogue_p): New. (arm_gdbarch_init): Install arm_in_function_epilogue_p as gdbarch_in_function_epilogue_p callback.
2010-08-302010-08-30 Yao Qi <yao@codesourcery.com>Yao Qi1-2/+20
* arm-linux-tdep.c (arm_linux_sigreturn_return_addr): New. (arm_linux_syscall_next_pc): New. (arm_linux_copy_svc): Use arm_linux_sigreturn_return_addr instead. (arm_linux_init_abi): Initialize syscall_next_pc. * arm-tdep.c (thumb_get_next_pc_raw): Get next pc of SWI in Thumb mode. (arm_get_next_pc_raw): Get next pc of SWI in ARM mode. * arm-tdep.h (struct gdbarch_tdep): Add a function pointer syscall_next_pc. Declare arm_frame_is_thumb.
2010-08-24 * arm-tdep.c: Include features/arm-with-m.c.Daniel Jacobowitz1-163/+229
(arm_psr_thumb_bit): New. Update all uses of CPSR_T to call this function. (arm_pc_is_thumb): Add a gdbarch argument. Update all callers. Check is_m after force-mode. (arm_gdbarch_init): Check the binary before the target description. Add check for M profile attribute. If we have an M-profile device, but no target register description, use arm-with-m. Recognize the new org.gnu.gdb.arm.m-profile feature and its xpsr register. (_initialize_arm_tdep): Call initialize_tdesc_arm_with_m. * arm-tdep.h (XPSR_T): Define. (struct gdbarch_tdep): Add is_m member. * features/arm-m-profile.xml, features/arm-with-m.c, features/arm-with-m.xml: New files. doc/ * gdb.texinfo (ARM Features): Document org.gnu.gdb.arm.m-profile.
2010-08-14 * arm-tdep.c (arm_push_dummy_call): Handle pointers toUlrich Weigand1-1/+1
typedef'ed function types correctly.
2010-05-27 * arm-tdep.c (push_stack_item): 'contents' now const.Tom Tromey1-5/+6
(arm_push_dummy_call): Make 'val' const. Use value_contents, not value_contents_writeable. Introduce new temporary.
2010-05-05 ARI fix: Remove ATTRIBUTE_UNUSED throughout.Pierre Muller1-15/+15
* arm-linux-tdep.c (arm_linux_cleanup_svc): Remove ATTRIBUTE_UNUSED. (cleanup_kernel_helper_return): Likewise. * arm-tdep.c (copy_unmodified): Likewise. (copy_preload): Likewise. (copy_copro_load_store): Likewise. (cleanup_branch): Likewise. (copy_b_bl_blx): Likewise. (copy_bx_blx_reg): Likewise. (copy_alu_imm): Likewise. (copy_alu_reg): Likewise. (copy_alu_shifted_reg): Likewise. (cleanup_load): Likewise. (cleanup_store): Likewise. (cleanup_block_load_pc): Likewise. (cleanup_svc): Likewise. (copy_undef): Likewise. (copy_unpred): Likewise. * remote.c (register_remote_support_xml): Likewise.
2010-03-31 * arm-tdep.c (thumb_get_next_pc_raw): Correctly detect TBHRichard Earnshaw1-5/+15
instructions. Use the PC+4 if the base of the TBB or TBH is the PC register.
2010-03-24 * arm-tdep.c (skip_prologue_function): New function.Daniel Jacobowitz1-206/+529
(submask, bit, bits, sbits, BranchDest): Move higher in the file. (thumb_analyze_prologue): Document return value. Recognize more Thumb instructions, skippable calls, and some Thumb-2 instructions. Add debug output. (arm_skip_prologue): Remove call dummy check. Check the prologue for non-GNU compilers. (arm_instruction_changes_pc): New function. (arm_analyze_prologue): New function, broken out from arm_scan_prologue. Recognize more ARM instructions and skippable calls. Update comments. Handle NULL cache. Return the address of the first unrecognized instruction. Do not skip past other instructions which change control flow. Add debug output. (arm_scan_prologue): Use arm_analyze_prologue. (ARM_PC_32): Delete. (shifted_reg_val): Simplify ARM_PC_32 check.
2010-03-04 * arm-tdep.c (arm_make_stub_cache): Delete unused locals reg,Doug Evans1-2/+0
unwound_fp.
2010-03-04 * arm-tdep.c (arm_stub_unwind_sniffer): Add comment.Doug Evans1-0/+2
2010-03-042010-03-04 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>Daniel Jacobowitz1-48/+71
* arm-tdep.c (arm_pc_is_thumb): Add heuristic that tries to get the state right when single stepping. (arm_get_next_pc_raw, thumb_get_next_pc_raw): New functions. Get the next PC along with the instruction state. (thumb_get_next_pc): Remove. (arm_get_next_pc): Modified to use arm_get_next_pc_raw.
2010-02-26 * arm-tdep.c (thumb_get_next_pc): Correct conditional branch opcode.Daniel Jacobowitz1-1/+1
2010-02-01 * arm-tdep.c (arm_find_mapping_symbol): New function, fromDaniel Jacobowitz1-18/+232
arm_pc_is_thumb. (arm_pc_is_thumb): Use arm_find_mapping_symbol. (extend_buffer_earlier): New function. (MAX_IT_BLOCK_PREFIX, IT_SCAN_THRESHOLD): New constants. (arm_adjust_breakpoint_address): New function. (arm_gdbarch_init): Register arm_adjust_breakpoint_address. testsuite/ * gdb.arch/thumb2-it.S (it_breakpoints): New function. * gdb.arch/thumb2-it.exp (test_it_break): New function. (Top level): Call it.
2010-02-01 * arm-linux-tdep.c (arm_linux_thumb2_be_breakpoint)Daniel Jacobowitz1-9/+161
(arm_linux_thumb2_le_breakpoint): New constants. (arm_linux_init_abi): Set thumb2_breakpoint and thumb2_breakpoint_size. * arm-tdep.c (thumb_insn_size, thumb_advance_itstate): New functions. (thumb_get_next_pc): Add a comment. Rename IT to ITSTATE. Implement support for single stepping through IT blocks if a 32-bit Thumb breakpoint instruction is available. (arm_breakpoint_from_pc): If a 32-bit Thumb breakpoint instruction is available, use it when needed. (arm_remote_breakpoint_from_pc): New function. (arm_gdbarch_init): Register arm_remote_breakpoint_from_pc. * arm-tdep.h (struct gdbarch_tdep): Correct thumb_breakpoint comment. Add thumb2_breakpoint and thumb2_breakpoint_size. gdbserver/ * linux-arm-low.c (thumb_breakpoint_len): Delete. (thumb2_breakpoint): New. (arm_breakpoint_at): Check for Thumb-2 breakpoints. testsuite/ * gdb.arch/thumb2-it.S, gdb.arch/thumb2-it.exp: New files.
2010-01-01Update copyright year in most headers.Joel Brobecker1-1/+1
Automatic update by copyright.sh.
generated by cgit v1.1 at 2025-01-07 00:50:53 +0000