Subversion Repositories openrisc_2011-10-31

2010-08-25  Jeremy Bennett  <jeremy.bennett@embecosm.com>

        * or32-tdep.c (or32_push_dummy_call): Corrected handling of double
        args provided in two regs.
        (or32_frame_cache): Set frame_id based on SP as it will be, even
        it not yet computed.

2010-08-19  Jeremy Bennett  <jeremy.bennett@embecosm.com>

        * or32-tdep.c (or32_register_name): Changed to rnn rather than
        gprnn to mach the assembler.
        (or32_is_arg_reg, or32_is_callee_saved_reg): Added.
        (or32_skip_prologue): Don't use skip_prologue_using_sal. Check for
        argument as well as callee saved registers in prologue.
        (or32_frame_cache):Check for argument as well as callee saved
        registers in prologue.

2010-08-13  Jeremy Bennett  <jeremy.bennett@embecosm.com>

        * or32-tdep.c (or32_frame_base_address): Frame base is FP, not SP.

2010-07-30  Jeremy Bennett  <jeremy.bennett@embecosm.com>

        * or32-tdep.c (or32_fetch_instruction): Rewritten to use
        architecture, not frame. Returns ULONGEST.
        (or32_store_instruction): Deleted.
        (or32_register_type): Use builtin_type () function instead of
        constants.
        (or32_single_step_through_delay): Add gdbarch arg to
        fetch_instruction () calls.
        (or32_skip_prologue): skip_prologue_using_sal () now takes gdbarch as
        argument. Add gdbarch arg to fetch_instruction () calls.
        (or32_frame_unwind_cache): Add gdbarch arg to fetch_instruction ()
        calls.
        (or32_push_dummy_call): Add byte_order arg to
        extract_unsigned_integer () and  store_unsigned_integer () calls.
        (or32_return_value): Add byte_order to store_unsigned_integer ()
        calls.
        (or32_dummy_id): Renamed from or32_unwind_dummy_id () and
        rewritten to use THIS frame, rather than the NEXT frame.
        (or32_gdbarch_init): Frame base set up via or32_frame_base_sniffer
        function. Appended after DWARF2 sniffer.
        (or32_frame_base_sniffer): Renamed from or32_frame_sniffer ().
        Structure now uses or32_frame_unwind Provided with THIS frame, not
        NEXT frame.
        (or32_frame_base_address): Changed to use THIS frame, not NEXT
        frame.
        (or32_frame_this_id): Changed to use THIS frame, not NEXT frame.
        (or32_frame_prev_register): Changed to use THIS frame, not NEXT
        frame and return its result in a structure not via its arguments.
        <or32_frame_unwind>: Field .prev_pc deleted, field .prev_arch added.
        (or32_frame_sniffer): Deleted.
        (or32_frame_cache): Replaces or32_frame_unwind_cache, based on
        THIS frame not the NEXT frame.
        (or32_frame_unwind_cache): Deleted.

2010-07-28  Jeremy Bennett  <jeremy.bennett@embecosm.com>

        * configure.ac: Add configure option for or1ksim location.
        * configure: Regenerated.
        * or32-tdep.c (or32_fetch_instruction, or32_store_instruction)
        (or32_analyse_inst, or32_analyse_l_addi, or32_analyse_l_sw)
        (or32_return_value, or32_breakpoint_from_pc)
        (or32_single_step_through_dela, or32_pseudo_register_read)
        (or32_pseudo_register_write, or32_register_name)
        (or32_register_type, or32_registers_info)
        (or32_register_reggroup_p, or32_skip_prologue, or32_frame_align)
        (or32_unwind_pc, or32_unwind_sp, or32_push_dummy_call)
        (or32_unwind_dummy_id, or32_frame_unwind_cache)
        (or32_frame_this_id, or32_frame_prev_register)
        (or32_frame_base_address, or32_frame_sniffer, or32_gdbarch_init)
        (or32_dump_tdep, or32_spr_group_name, or32_spr_register_name)
        (or32_groupnum_from_name, or32_regnum_from_name, or32_tokenize)
        (or32_parse_spr_params, or32_read_spr, or32_write_spr)
        (or32_info_spr_command, or32_spr_command): Renamed from
        or1k_fetch_instruction, or1k_store_instruction, or1k_analyse_inst,
        or1k_analyse_l_addi, or1k_analyse_l_sw, or1k_return_value,
        or1k_breakpoint_from_pc, or1k_single_step_through_dela,
        or1k_pseudo_register_read, or1k_pseudo_register_write,
        or1k_register_name, or1k_register_type, or1k_registers_info,
        or1k_register_reggroup_p, or1k_skip_prologue, or1k_frame_align,
        or1k_unwind_pc, or1k_unwind_sp, or1k_push_dummy_call,
        or1k_unwind_dummy_id, or1k_frame_unwind_cache, or1k_frame_this_id,
        or1k_frame_prev_register, or1k_frame_base_address,
        or1k_frame_sniffer, or1k_gdbarch_init, or1k_dump_tdep,
        or1k_spr_group_name, or1k_spr_register_name,
        or1k_groupnum_from_name, or1k_regnum_from_name, or1k_tokenize,
        or1k_parse_spr_params, or1k_read_spr, or1k_write_spr,
        or1k_info_spr_command, or1k_spr_command respectively.

2010-07-27  Jeremy Bennett  <jeremy.bennett@embecosm.com>

        * or1k-tdep.c (or1k_single_step_through_delay): Correct check for
        first instruction of exception handler.

2010-07-20  Jeremy Bennett  <jeremy.bennett@embecosm.com>

        * configure.ac: Added test for zlib from binutils/bfd
        * configure: Regenerated.

2010-06-30  Jeremy Bennett  <jeremy.bennett@embecosm.com>

        * or1k-tdep.c (or1k_fetch_instruction): Logic flow made clearer.
        (or1k_analyse_inst, or1k_analyse_L_addi)
        (or1k_analyse_l_sw): Added.
        (or1k_frame_size, or1k_frame_fp_loc, or1k_frame_size_check)
        (or1k_link_address, or1k_get_saved_reg): Removed.
        (or1k_skip_prologue, or1k_frame_unwind_cache): Rewritten to use
        or1k_analyse_inst functions.
        * or1k_tdep.h <OR1K_FIRST_SAVED_REGNUM, OR1K_INSTBITLEN>: #define
        added.

2010-06-10  Jeremy Bennett  <jeremy.bennett@embecosm.com>

        * eval.c (evaluate_subexp_standard): Initialize subscript_array,
        to avoid picky compiler complaints.
        * or1k-jtag.c (jp1_ll_read_jp1): Initialize data, to avoid picky
        compiler complaints.

2008-11-08  Jeremy Bennett  <jeremy.bennett@embecosm.com>

        * or1k-tdep.c (or1k_read_spr, or1k_write_spr): Moved here from
        remote-or1k.c and made local to this file. Rewritten to use
        commands via the target remote command (to_rcmd) function.
        * or1k-tdep.c (or1k_spr_command). Invalidates register cache when
        SPR is written.
        * or1k-tdep.h: or1k_read_spr and Or1k_write_spr are removed as
        global functions.
        * or1k-tdep.c (or1k_read_spr, or1k_write_spr). Functions removed
        and made local to or1k-tdep.c. All or1k-tdep.c references to these
        functions changed to use or1k_jtag_read_spr and
        or1k_jtag_write_spr (for which these were only wrappers).
        * or1k-tdep.c (or1k_rcmd): Function added to process SPR access
        requests.

2008-10-23  Jeremy Bennett  <jeremy.bennett@embecosm.com>

        * or1k-tdep.h, or1k-tdep.c: Extend the number of registers to
        include the PPC as well as the NPC

2008-08-13  Jeremy Bennett  <jeremy.bennett@embecosm.com>

        * or1k-tdep.c, or1k-tdep.h, remote-or1k.c: Numerous bug fixes
        * or1k-jtag.c (or1k_jtag_read_mem, or1k_jtag_write_mem): Problems
        with small data without alignment fixed.
        * doc/or1k.texinfo: Small changes to bring in to line with bug
        fixes.
        * doc/gdb.texinfo: Sections relating to OpenRISC 1000 rewritten
        * opcodes/or32-dis.c: Signed offsets reinstated. Symbolic branch
        targets added.
        * opcodes/or32-opc.c: l.nop immediate arg made unsigned
        * gdb/breakpoint.c (bpstat_stop_status): The test to disallow a
        read watchpoint if the value had changed was unreliable and has
        been deleted. Trust the HW on this one.

2008-07-30  Jeremy Bennett  <jeremy.bennett@embecosm.com>

        * NEWS: Details of OpenRISC 1000 port
        * or1k-tdep.c: New file, based on the OpenCores 5.3 port
        * or1k-tdep.h: New file, based on the OpenCores 5.3 port
        * or1k-jtag.c: New file, based on the OpenCores 5.3 port
        * or1k-jtag.h: New file, based on the OpenCores 5.3 port
        * remote-or1k.c: New file, based on the OpenCores 5.3 port
        * configure.tgt: Updated description of OpenRISC 1000 files
        * bfd/config.bfd: or32-*-*linux* added as match for
        targ_defvec=bfd_elf32_or32_big_vec
        * doc/or1k.texinfo: New file: Documentation of the OpenRISC 1000
        * doc/Makefile.in: Added OpenRISC 1000 document