266 lines
11 KiB
Text
266 lines
11 KiB
Text
Fri Jan 31 08:26:39 1997 Mark Alexander <marka@cygnus.com>
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* mips-tdep.c (MIPS16_INSTLEN): Define.
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(mips_find_saved_regs): Replace hardcoded 2's with MIPS16_INSTLEN.
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(heuristic_proc_start): Recognize 'entry' pseudo-op as a start
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of function on MIPS16.
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(mips32_skip_prologue, mips16_skip_prologue): New helper functions
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for mips_skip_prologue.
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(mips_skip_prologue): Recognize both 16- and 32-bit prologues.
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Wed Jan 29 12:45:54 1997 Michael Meissner <meissner@tiktok.cygnus.com>
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* config/powerpc/ppc{,le}-sim.mt (SIM): Remove the library
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../sim/common/libcommon.a.
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Tue Jan 28 15:54:13 1997 Michael Snyder <msnyder@cleaver.cygnus.com>
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* blockframe.c: fix a null pointer ref in generic_get_saved_register
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Tue Jan 28 15:39:50 1997 Geoffrey Noer <noer@cygnus.com>
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* mn10200-tdep.c (mn10200_frame_chain): Get basic backtracing
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working.
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Mon Jan 27 14:31:52 1997 Mark Alexander <marka@cygnus.com>
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First set of changes for mips16:
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* config/mips/tm-mips.h (MIPS16_BIG_BREAKPOINT,
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MIPS16_LITTLE_BREAKPOINT, BREAKPOINT_FROM_PC): Define.
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(ABOUT_TO_RETURN): Call new function mips_about_to_return.
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(mips_breakpoint_from_pc, mips_about_to_return): Declare.
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* mem-break.c (memory_breakpoint_from_pc): New function.
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(memory_insert_breakpoint, memory_remove_breakpoint): Use
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memory_breakpoint_from_pc to determine breakpoint contents and size.
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* target.h (memory_breakpoint_from_pc): Declare.
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* monitor.c (monitor_insert_breakpoint): Use memory_breakpoint_from_pc
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to determine size of breakpoint instruction.
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* mips-tdep.c (mips32_decode_reg_save, mips16_decode_reg_save):
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New helper functions for mips_find_saved_regs.
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(mips_find_saved_regs): Recognize mips16 prologues.
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(mips_addr_bits_remove): Strip off upper 32 bits of address
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when target CPU is 32 bits but CORE_ADDR is 64 bits.
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(mips_step_skips_delay): No branch delay slot on mips16.
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(gdb_print_insn_mips): Disassemble mips16 code.
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(mips_breakpoint_from_pc, mips_about_to_return): New functions.
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Mon Jan 27 10:34:03 1997 Jeffrey A Law (law@cygnus.com)
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* tm-mn10200.h (NUM_REGS): Decrease to 12.
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(REGISTER_NAMES): Elimination registers not found on the mn10200.
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(PC_REGNUM, MDR_REGNUM, PSW_REGNUM): Corresponding changes.
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(LIR_REGNUM, LAR_REGNUM): Delete. They don't exist on the mn10200.
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Sat Jan 25 00:07:59 1997 Peter Schauer (pes@regent.e-technik.tu-muenchen.de)
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* dwarf2read.c: Replace integral tag, name and form fields in
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internal structure definitions with the corresponding enumeration
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types from dwarf2.h. Add default cases to switches on enumerations
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where appropriate.
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Make quoting of string arguments in complaint messages consistent.
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Check for NULL returns from DW_STRING.
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(struct partial_die_info): Add sibling and has_type fields, remove
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unused value field.
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(DW_*): Move access macro definitions near the definition of the
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attribute structure.
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(struct field_info): New structure to pass information about fields
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and member functions between die processing routines.
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(dwarf2_build_psymtabs_hard): Set cu_header_offset.
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(scan_partial_symbols): Do not enter DW_TAG_subprogram dies into
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the partial symbol table if the DW_AT_*_pc attributes are missing.
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Add file scope base type definitions to the partial symbol table.
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Skip over child dies if the die has a sibling attribute.
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(add_partial_symbol): Enter global variables with type attributes
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and without location descriptors into the partial symbol table.
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Store value of DW_TAG_variable dies in the partial symbol table.
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Do not enter global variables into the minimal symbol table.
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Add base type definitions to the partial symbol table.
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(psymtab_to_symtab_1): Use dwarf2_get_pc_bounds to determine highpc.
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(process_die): Move check for DW_AT_low_pc to read_func_scope.
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Add a typedef symbol for base type definitions to the symbol table.
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Ignore DW_TAG_inlined_subroutine tags for now.
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(read_file_scope): Use dwarf2_get_pc_bounds to determine pc bounds.
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(read_func_scope, read_lexical_block_scope): Use dwarf2_get_pc_bounds
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to determine pc bounds, ignore dies with invalid bounds.
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(dwarf2_get_pc_bounds): New routine to extract and validate the
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DW_AT_*_pc attributes of a die.
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(dwarf2_add_field, dwarf2_attach_fields_to_type, skip_member_fn_name,
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dwarf2_add_member_fn, dwarf2_attach_fn_fields_to_type):
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New functions to handle fields and member functions.
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(read_structure_scope): Rewritten to use them.
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(read_array_type): Renamed from dwarf_read_array_type.
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Default upper array bound to describe an array with unspecified
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length.
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Create array types in backwards order, as dwarf2 puts out the array
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dimensions from left to right.
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(read_subroutine_type): Handle DW_TAG_unspecified_parameters,
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DW_AT_artificial and DW_AT_prototyped.
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(read_base_type): Make an unsigned type for DW_ATE_boolean.
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Pass objfile to dwarf_base_type.
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(read_partial_die): Use read_attribute to read in the attributes.
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Handle DW_AT_sibling and DW_AT_type.
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Follow references when determining DW_AT_name and DW_AT_external
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attributes of the die.
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Validate DW_AT_*_pc attributes.
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(read_full_die): Use read_attribute to read in the attributes.
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(read_attribute): New function to read an attribute described
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by an abbreviated attribute.
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(new_symbol): Relocate symbol value for DW_TAG_label with baseaddr.
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Do not set SYMBOL_VALUE_ADDRESS for DW_TAG_subprogram,
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SYMBOL_BLOCK_VALUE for the symbol will be set later by finish_block.
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Change symbol class for global variables with a zero valued location
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descriptor to LOC_UNRESOLVED.
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Handle DW_AT_const_value attributes for DW_TAG_variable,
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DW_TAG_formal_parameter and DW_TAG_enumerator.
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Build a typedef symbol for DW_TAG_base_type.
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(dwarf2_const_value): New routine to copy a constant value from an
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attribute to a symbol.
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(dwarf_base_type): Use passed in objfile, not current_objfile
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when calling dwarf2_fundamental_type.
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(dump_die): Use DW_* accessor macros to access values of attributes.
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(decode_locdesc): Handle DW_OP_plus_uconst.
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Wed Jan 22 01:31:16 1997 Geoffrey Noer <noer@cygnus.com>
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* mn10200-tdep.c: New file.
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* config/mn10200/tm-mn10200.h: New, REGISTER_SIZE is 24 bits not 32,
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SP_REGNUM and FP_REGNUM are different, also no lar or lir.
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* config/mn10200/mn10200.mt: New file.
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* configure.tgt: add mn10200 entry.
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Tue Jan 21 18:32:23 1997 Stu Grossman (grossman@lisa.cygnus.com)
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* configure.in configure: Check if host has libdl if doing
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Solaris threads.
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Tue Jan 21 17:03:26 1997 Geoffrey Noer <noer@cygnus.com>
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* mn10300-tdep.c: Wrote/fixed implementations of
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mn10300_frame_chain, mn10300_init_extra_frame_info,
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mn10300_frame_saved_pc
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* config/mn10300/tm-mn10300.h: Redefine INIT_EXTRA_FRAME_INFO
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and INIT_FRAME_PC macros.
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Tue Jan 21 17:01:20 1997 Stu Grossman (grossman@lisa.cygnus.com)
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* configure.in configure: Check if host has libm. Make sure we
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are using gcc when using the -export-dynamic option. Fixes a
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problem with building under Solaris/SunPro cc.
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Mon Jan 20 13:52:13 1997 Mark Alexander <marka@cygnus.com>
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* config/mips/{embed,embed64,embedl,embedl64}.mt:
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Link in simulator on MIPS embedded targets.
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Sat Jan 18 02:31:29 1997 Peter Schauer (pes@regent.e-technik.tu-muenchen.de)
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* blockframe.c (frameless_look_for_prologue): Mark frames
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with a zero PC as frameless to improve backtraces from core dumps
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caused by dereferencing a NULL function pointer.
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Thu Jan 16 14:10:41 1997 Geoffrey Noer <noer@cygnus.com>
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* config/mn10300/tm-mn10300.h: fix BREAKPOINT definition.
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Tue Jan 14 16:01:06 1997 Geoffrey Noer <noer@cygnus.com>
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* mn10300-tdep.c: made a lot more generic, ripping out code
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from copied target (no more mn10300_scan_prologue,
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init_extra_frame_info, and mn10300_fix_call_dummy calls)
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* config/mn10300/tm-mn10300.h: undefine INIT_EXTRA_FRAME_INFO
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and INIT_FRAME_PC macros
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Thu Jan 9 11:44:40 1997 Michael Snyder <msnyder@cleaver.cygnus.com>
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* sparc-tdep.c (sparc_frame_find_saved_regs): Don't use
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FP_REGISTER_BYTES to compute offsets into the saved frame,
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since it fails for SPARC targets configured without any
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FP regs. Instead, use DUMMY_STACK_REG_BUF_SIZE.
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Mon Jan 6 11:15:14 1997 Stu Grossman (grossman@critters.cygnus.com)
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* symtab.c (fixup_symbol_section): Handle NULL symbols without
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crashing.
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Fri Jan 3 12:08:16 1997 Stu Grossman (grossman@critters.cygnus.com)
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* Makefile.in configure configure.in: Remove ENABLE_CLIBS,
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ENABLE_OBS, and THREAD_DB_OBS. These are consolidated into LIBS
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and CONFIG_OBS.
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* configure configure.in: Clean up test cases around thread support.
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start-sanitize-v850
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* configure.tgt (v850-*-*): Include v850ice.o and v850.lib if
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host is Windows.
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end-sanitize-v850
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* c-valprint.c ch-valprint.c cp-valprint.c eval.c expprint.c
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printcmd.c valops.c value.h values.c: Add bfd_section arg to
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value_at and value_at_lazy.
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* coffread.c dbxread.c elfread.c mdebugread.c minsyms.c symtab.h:
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Add bfd_section arg to prim_record_minimal_symbol_and_info.
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* corefile.c gdbcore.h printcmd.c valops.c: Use read_memory_section
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instead of read_memory. It takes a bfd_section arg.
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* coffread.c dbxread.c elfread.c gdb-stabs.h objfiles.h: Remove
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unnecessary cast for assignment of struct dbx_symfile_info.
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Struct objfile now uses a real pointer instead of PTR for this
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element.
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* dbxread.c (dbx_symfile_init): Stash bfd section pointers for
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text, data and bss into dbx_symfile_info.
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* exec.c (xfer_memory): Handle transfers for user-specified
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sections.
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* findvar.c (read_var_value locate_var_value): Copy bfd section
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from the symbol to the value.
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* gdb-stabs.h: Add section pointers for text, data and bss
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sections.
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* maint.c (translate address command): Add test code for overlay
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address translation.
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* printcmd.c (do_examine do_one_display): Now takes a bfd section
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arg.
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* (print_formatted x_command): Record current section along with
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current address for repeated commands.
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* sparc-nat.c (fetch_inferior_registers): Change
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target_xfer_memory to target_{read write}_memory to allow changes
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to target_xfer_memory interface for section info.
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* symmisc.c (dump_msymbols print_symbol): Print section
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assocaited with symbol.
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* symtab.c (fixup_symbol_section): New routine to
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add section info to symbols returned by lookup_symbol.
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* symtab.h (struct general_symbol_info): Add bfd section to
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symbols.
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* target.c target.h (target_xfer_memory): Add bfd section to
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args.
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* (target_read_memory_section): New routine to read data from a
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specific section.
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* (target_memory_bfd_section): New global variable to pass bfd
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section in to targets.
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* valarith.c (value_add value_addr value_array): Preserve bfd
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section when computing new value.
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* value.h (struct value): Add bfd section to values.
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* values.c (allocate_value value_copy): Initialize/preserve bfd
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section.
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* (unpack_double): Clean up _MSC_VER conditionals to remove
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duplicate code.
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start-sanitize-v850
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* v850ice.c: New module to support communication with NEC's
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PC-based ICE.
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* config/v850/tm-v850.h (REGISTER_NAMES): Replace sp, gp, fp, and
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ep names with rxx names. sp and fp are renamed via a different
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mechanism.
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end-sanitize-v850
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Fri Jan 3 14:20:05 1997 Geoffrey Noer <noer@cygnus.com>
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* mn10300-tdep.c (mn10300_push_arguments): rewrote,
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also removed code elsewhere that made use of RP_REGNUM.
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* config/mn10300/tm-mn10300.h: ripped out RP_REGNUM, V0_REGNUM,
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ARG0_REGNUM, ARGLAST_REGNUM (all not appropriate for mn10300
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arch.), redefined SAVED_PC_AFTER_CALL, EXTRACT_RETURN_VALUE,
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EXTRACT_STRUCT_VALUE_ADDRESS, STORE_RETURN_VALUE.
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For older changes see ChangeLog-96
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Local Variables:
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mode: indented-text
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left-margin: 8
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fill-column: 74
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version-control: never
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End:
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