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1992-11-30 * stabsread.c (define_symbol): For the sake of dbx, gcc emitsFred Fish1-3/+3
a single blank as the name of nameless enumerations. Recognize this special case and set nameless flag.
1992-11-29 (Changes to break incredibly ugly, unmaintainable 750 lineFred Fish1-617/+937
read_struct_type function up into managable pieces.) * stabsread.c (struct field_info): Local struct definition. * stabsread.c (read_member_functions, read_struct_fields, read_baseclasses, read_tilde_fields, attach_fn_fields_to_type, attach_fields_to_type, read_cpp_abbrev): Prototypes and new functions from fragmented read_struct_type. * stabsread.c (stabs_general_complaint): Catchall complaint. * stabsread.c (STABS_CONTINUE): Macro'ize cretinous stabs symbol name continuation code. Use macro throughout. * stabsread.c (various places): Replace add-one-to-pointer with pointer increment. * stabsread.c (read_type): Retain function local copy of type descriptor. Rearrange code calling read_struct_type() to match new conventions.
1992-10-06 A bunch of changes mostly to improve debugging of C++ programs.John Gilmore1-7/+6
Specifically, the calling of inferiors methods is improved. * value.h: New macros METHOD_PTR_IS_VIRTUAL, METHOD_PTR_FROM_VOFFSET, METHOD_PTR_TO_VOFFSET to partially hide the implementation details of pointer-to-method objects. How to tell if the pointer points to a virtual method is still very dependent on the particular compiler, but this should make it easier to find the places to change. * eval.c (evaluate_subexp [case OP_FUNCALL]), valprint.c (val_print [case TYPE_CODE_PTR]): Use the new METHOD_PTR_* macros, instead of a hard-wired-in code that incorrectly assumed a no-longerused representation of pointer-to-method values. And otherwise fix the relevant bit-rotted code. * valprint.c (type_print_base [case TYPE_CODE_STRUCT]): If there are both fields and methods, put a space between. * stabsread.c (read_struct_type): Fix bug in handling of GNU C++ anonymous type (indicated by CPLUS_MARKER followed by '_'). (It used to prematurely exit the loop reading in the fields, so it would think it should start reading methods while still in the fields. This could crash gdb given a gcc that can emit nested type information.) * valops.c (search_struct_method): Pass 'this' value by reference instead of by value. This provides a more consistent interface through a recursive search where the "bottom" functions may need to adjust offsets (due to multiple inheritance). * valops.c, value.h, values.c: Pass extra parameters to value_fn_field and value_virtual_fn_field so we can correctly adjust offset for multiple inheritance. * eval.c (evaluate_subexp [case OP_FUNCALL]): Simplify virtual function calls by using value_virtual_fn_field(). * values.c: New function baseclass_offset, derived from baseclass_addr (which perhaps can be made obsolete?). It returns an offset rather than an address. This is a cleaner interface since it doesn't mess around allocating new values. * valops.c (search_struct_method): Use baseclass_offset rather than baseclass_addr.
1992-09-22* infrun.c (_initialize_infrun): Alias `i handle' == `i signals'.John Gilmore1-0/+13
* stabsread.c (read_struct_type): Simplify complicated expression for dumb DECstation compiler.
1992-09-10Removed a large number of changes inserted by Per BothnerJohn Gilmore1-22/+17
for C++ support. These will go back in when they've been examined.
1992-09-04A ton of changes to improve C++ debugging. See ChangeLog.Per Bothner1-17/+22
1992-08-29RS/6000 portability changes (for hosting cross-debuggers).John Gilmore1-24/+1
* breakpoint.c (fixup_breakpoints): Re-kludge to IBM6000_TARGET. * buildsym.c, rs6000-xdep.c, rs6000-tdep.c, tm-rs6000.h, xcoffexec.c, xcoffread.c: Rename aixcoff to xcoff everywhere. * printcmd.c (print_frame_args): Remove an RS/6000 dependency. * stabsread.c (define_symbol): Remove RS/6000 dependencies. * tm-rs6000.h (ATTACH_DETACH): Remove: host-dependent. (PTRACE_ATTACH, PTRACE_DETACH): Remove: host-dep. (NO_SINGLE_STEP): Add, target-dependent. (loadinfotextindex): Lowercase, remove "aix_". * xm-rs6000.h: Add <sys/ptrace.h> for infptrace.c. (NO_SINGLE_STEP): Remove, target-dependent. * xcoffexec.c (vmap_symtab): Cleanup #if 0'd code. * xcoffread.c: Only build file if RS/6000 native GDB. (build_function_symbol): Remove #if 0'd code. * rs6000-tdep.c: Cleanup. Add static fn protos. Use CORE_ADDR for addresses throughout. Make void fns void. (pop_dummy_frame): Add FIXME about bogosity of design here. (rs6000_struct_return_address): Ditto. (frameless_function_invocation, frame_get_cache_fsr, frame_initial_stack_address, xcoff_relocate_symtab, xcoff_init_loadinfo, free_loadinfo, xcoff_add_toc_to_loadinfo, add_text_to_loadinfo, find_toc_address): Move from xdep file. Use CORE_ADDRs. Change identifiers to lowercase. * rs6000-xdep.c: Make whole file conditional on native RS/6000, supplying dummy routines if non-native. Add prototype for static exec_one_dummy_insn. Move a mess of functions to rs6000-tdep.c (as above). Remove #if 0'd code. * config/rs6000.mh (XDEPFILES): Move xcoffexec.o to target side. (XM_CLIBS): Add -lm to circumvent AIX 3.2 libc ldexp bug. * config/rs6000.mt (TDEPFILES): Adopt xcoffexec.o.
1992-08-24 * coffread.c (decode_type): Call alloc_type to alloc newFred Fish1-26/+15
types. * stabsread.c (read_array_type, read_range_type, define_symbol): Call alloc_type to alloc new types. * stabsread.c (define_symbol): Move dbl_valu symbol field data from type_obstack to symbol_obstack. * stabsread.c (define_symbol): Move typedef_sym from type_obstack to symbol_obstack. * gdbtypes.h (TYPE_ALLOC): New macro to allocate space for data associated with a type, using the same mechanism as was used to allocate space for the type structure itself. * coffread.c (patch_type, coff_read_struct_type, coff_read_enum_type): Use TYPE_ALLOC. * dwarfread.c (struct_type): Use TYPE_ALLOC. * gdbtypes.c (create_array_type, check_stub_method, allocate_cplus_struct_type): Use TYPE_ALLOC. * mipsread.c (parse_symbol, parse_type): Use TYPE_ALLOC. * stabsread.c (read_struct_type, read_array_type, read_enum_type, read_range_type): Use TYPE_ALLOC.
1992-08-06 * stabsread.c: Ensure that all members of all allocated structuresFred Fish1-32/+32
are initialized to known state to avoid hard to find bugs with gdb using fields containing random data.
1992-07-28 * Makefile.in (VERSION): Bump to 4.6.2.Fred Fish1-0/+3004
* Makefile.in (SFILES_MAINDIR): Add stabsread.c * Makefile.in (OBS): Add stabsread.o * Makefile.in (stabsread.o): Add build rule. * stabsread.c, stabsread.h: New files. * buildsym.c: Split out stabs specific support to stabsread.c. * buildsym.h: Split out stabs specific support to stabsread.h. * dbxread.c (stabsread.h): Include * dbxread.c (dbx_new_init): Call stabsread_new_init. * dbxread.c (dbx_psymtab_to_symtab_1): Call stabsread_init. * dbxread.c (read_ofile_symtab): Call end_stabs. * dbxread.c (process_one_symbol): Call end_stabs and start_stabs. * dbxread.c (elfstab_build_psymtabs): Call stabsread_new_init. * dwarfread.c (psymtab_to_symtab_1): Call buildsym_init, add really_free_pendings to cleanups. * elfread.c (elf_new_init): Call stabsread_new_init. * gdbtypes.c: Small changes to maintenance commands. * mipsread.c (stabsread.h): Include. * mipsread.c (psymtab_to_symtab_1): Call end_stabs. * xcoffread.c (stabsread.h): Include. * xcoffread.c (global_stabs): Remove redundant def. * xcoffread.c (read_xcoff_symtab): Call start_stabs and end_stabs.