Commit graph

2244 commits

Author SHA1 Message Date
Jim Kingdon
f3e4ac4af6 * symfile.c (symbol_file_command): Add comments about command syntax. 1994-04-08 21:56:12 +00:00
Peter Schauer
2fe3b329f6 * infrun.c (IN_SOLIB_TRAMPOLINE): Correct comment, trampolines
are in the .plt section.
	* minsyms.c (lookup_solib_trampoline_symbol_by_pc,
	find_solib_trampoline_target):  New functions for handling
	stepping into -g compiled shared libraries.
	* symtab.h (lookup_solib_trampoline_symbol_by_pc,
	find_solib_trampoline_target):  Add prototypes.
	* config/tm-sunos.h (IN_SOLIB_TRAMPOLINE, SKIP_TRAMPOLINE_CODE):
	Define to handle stepping into  -g compiled shared libraries.
	* config/tm-sysv4.h (SKIP_TRAMPOLINE_CODE):  Define to handle
	stepping into  -g compiled shared libraries.
	* configure.in:  Add mips-*-sysv4* support.
	* config/mips/mipsv4.mh, config/mips/mipsv4.mt,
	config/mips/tm-mipsv4.h, config/mips/xm-mipsv4.h, mipsv4-nat.c:
	New files for MIPS SVR4 support.
	* Makefile.in:  Update for new mipsv4 files.
	* alpha-tdep.c (heuristic_proc_desc, find_proc_desc):  Use
	read_next_frame_reg to obtain the frame relative stack pointer.
	* mips-tdep.c (heuristic_proc_desc):  Use read_next_frame_reg to
	obtain the frame relative stack pointer.
	* mdebugread.c (parse_partial_symbols, psymtab_to_symtab1):
	Handle stStatic and stStaticProc symbols in stabs-in-ecoff output
	by entering them into the minimal symbol table.
	* printcmd.c (print_scalar_formatted):  Do not try to unpack to
	a long for float formats.
	* solib.c:  Include "elf/mips.h" only if DT_MIPS_RLD_MAP does not
	get defined in <link.h>.
	* solib.c (solib_add):  Add shared library sections to the section
	table of the target before adding the symbols.
	* partial-stab.h:  Relocate static and global functions.
	* dbxread.c (read_dbx_symtab):  Remove unused variable
	end_of_text_address.  Relocate text_addr when passing it
	to end_psymtab.

	For Alpha OSF/1 targets, enable gdb to set breakpoints in shared
	library functions before the executable is run. Retrieve dynamic
	symbols from stripped executables.
	* mipsread.c (read_alphacoff_dynamic_symtab):  New function.
	* mipsread.c (mipscoff_symfile_read):  Use it. Issue warning message
	if no debugging symbols were found.
	* alpha-tdep.c (alpha_skip_prologue):  Silently return the unaltered
	pc if memory at the pc is not accessible and GDB_TARGET_HAS_SHARED_LIBS
	is defined.
	* config/alpha/nm-alpha.h (GDB_TARGET_HAS_SHARED_LIBS):  Define,
	OSF/1 has shared libraries.
1994-04-08 00:35:15 +00:00
Ian Lance Taylor
192b64e7f9 * dbxread.c (read_dbx_dynamic_symtab): Adjust for recent changes
to BFD handling of dynamic symbols.
1994-04-07 19:13:17 +00:00
Jeff Law
4f91591410 * hppa-tdep.c (hppa_fix_call_dummy): If FUN is a procedure label,
then gets its real address into FUN and its GOT/DP value into %r19.

        * tm-hppa.h (CALL_DUMMY): Use %r20, not %r19 as a temporary.
1994-04-06 00:56:36 +00:00
Jeff Law
7f43b9b70d * hppa-tdep.c (frameless_function_invocation): If no unwind
descriptor was found, then assume this was not a frameless
        function invocation.
        (frame_saved_pc): If the saved PC is in a linker stub, then
        return the return address which the linker stub will return to.
1994-04-06 00:51:50 +00:00
Jeff Law
4556842434 * xm-hppab.h: Never define USG.
* xm-hppah.h: Always define USG.
1994-04-05 22:31:21 +00:00
Per Bothner
b96bc1e41f * values.c (unpack_long, value_from_longest),
valarith.c (value_binop):  Allow TYPE_CODE_RANGE.
1994-04-05 20:10:31 +00:00
Jim Kingdon
d541230260 * symfile.c (deduce_language_from_filename): .cpp is a C++ extension. 1994-04-02 15:40:00 +00:00
Peter Schauer
38b9047360 For SVR4 targets, enable gdb to set breakpoints in shared
library functions before the executable is run.
	* elfread.c (elf_symtab_read):  Handle symbols for shared library
	functions.
	* sparc-tdep.c (in_solib_trampoline):  Renamed to in_plt_section
	and moved to objfiles.c.
	* objfiles.c (in_plt_section):  Moved to here from sparc-tdep.
	* config/tm-sysv4.h (IN_SOLIB_TRAMPOLINE):  Use new in_plt_section.
	* config/sparc/tm-sun4sol2.h (IN_SOLIB_TRAMPOLINE):  Removed,
	the new generic definition from tm-sysv4.h works for Solaris.
1994-04-01 08:50:03 +00:00
Ian Lance Taylor
70f42bae0b * elfread.c (elf_symtab_read): Change storage_needed,
number_of_symbols and i to long.  Rename get_symtab_upper_bound to
	bfd_get_symtab_upper_bound.  Check for errors from
	bfd_get_symtab_upper_bound and bfd_canonicalize_symtab.
	* nlmread.c (nlm_symtab_read): Same changes.
1994-03-30 22:10:18 +00:00
Jim Kingdon
34d265dc08 * xcoffread.c (xcoff_next_symbol_text): New function.
(read_xcoff_symtab): Set next_symbol_text_func to it.
	Move raw_symbol outside of read_xcoff_symtab.
1994-03-30 21:48:14 +00:00
Jim Kingdon
aece310f08 * remote.c (getpkt): Remove unused "out" label. 1994-03-30 19:44:53 +00:00
Jeff Law
bd2f0c8543 * breakpoint.c (print_it_normal): Allow GDB to notify the user
about more than one watchpoint being triggered.
1994-03-30 17:17:01 +00:00
Jim Kingdon
c2216bfd1b * config/m68k/tm-dpx2.h: Include tm-m68k.h not nonexistent tm-68k.h. 1994-03-30 16:25:08 +00:00
Peter Schauer
9e837b37a4 * blockframe.c (find_pc_partial_function): mst_file_text
symbols do not live in the shared library transfer table.
1994-03-30 10:29:36 +00:00
Peter Schauer
db2302cb93 * ch-exp.y (decode_integer_value, match_character_literal,
match_bitstring_literal):  Guard tolower calls with isupper,
	tolower on old BSD systems blindly subtracts a constant.
	* dbxread.c (read_ofile_symtab):  Check for __gnu_compiled_* as
	well when determining the producer of the object file.
	* mdebugread.c (has_opaque_xref):  New function to check for
	cross reference to an opaque aggregate.
	* mdebugread.c (parse_symbol, parse_partial_symbols):  Do not
	enter typedefs to opaque aggregates into the symbol tables.
	* mdebugread.c (parse_external):  Remove skip_procedures argument,
	it has always been 1.  Remove code that handled stProc symbols,
	it was never executed and was wrong, as the index of a
	stProc symbol points to the local symbol table and not to the
	auxiliary symbol info. Update caller.
	* mdebugread.c (parse_partial_symbols):  Do not enter external
	stProc symbols into the partial symbol table, they are already
	entered into the minimal symbol table.
	* config/i386/tm-symmetry.h:  Clean up, it is now only used for Dynix.
	Remove all conditionals and definitions for ptx.
	I386_REGNO_TO_SYMMETRY moved to here from symm-tdep.c.
	Fix addresses of floating point registers in REGISTER_U_ADDR.
	STORE_STRUCT_RETURN now handles cc and gcc conventions.
	FRAME_CHAIN, FRAMELESS_FUNCTION_INVOCATION, FRAME_SAVED_PC,
	IN_SIGTRAMP, SIGCONTEXT_PC_OFFSET defined to make backtracing through
	signal trampoline code work.
	* config/i386/xm-symmetry.h:  Clean up, it is now only used for Dynix.
	Remove all conditionals and definitions for ptx.
	Remove KDB definitions.
	* symm-nat.c (store_inferior_registers):  Fetch registers before
	storing them to obtain valid floating point control registers.
	Store fpu registers.
	* symm-nat.c (print_1167_control_word):  Dynix 3.1.1 defines
	FPA_PCR_CC_C0 and FPA_PCR_CC_C1, avoid duplicate case value.
	* symm-nat.c (fetch_inferior_registers, child_xfer_memory):
	Fix typos.
	* symm-nat.c (child_resume):  Update type of `signal' parameter.
	* symm-tdep.c (I386_REGNO_TO_SYMMETRY):  Moved to tm-symmetry.h.
1994-03-30 09:57:08 +00:00
Jeff Law
19cd0c1f75 * hppa-tdep.c (hppa_fix_call_dummy): Use an alternate method for
calling import stubs for functions in shared libraries.
1994-03-30 07:03:01 +00:00
Per Bothner
58cda66eeb * ch-exp.y: Implement SIZE(mode_name) and SIZE(expression). 1994-03-30 06:59:16 +00:00
Per Bothner
73cd3b4911 * ch-lang.c (chill_is_varying_struct): Magic string is
was "<var_length>" is now "__var_length" (more portable).
1994-03-30 05:23:00 +00:00
Jim Kingdon
0c9935502f * remote.c (getpkt): If we get a timeout, actually retry rather
than just giving up the first time it happens.
	* remote.c: Document sequence numbers.
	(remote_store_registers): Change syntax of 'P' request so that it
	never looks like a sequence number.
1994-03-30 03:50:23 +00:00
Kung Hsu
d80ff70c10 Modified Files:
ChangeLog os9kread.c remote-os9k.c

        * os9kread.c (record_minmal_symbol): add section_offset to
        relocate minimal symbol table.
        * os9kread.c (read_minimal_symbols): ditto.
        * os9kread.c (os9k_symfile_init): increase size of dbg and stb
        file names.
        * os9kread.c (read_os9k_psymtab): if there's no dbg file, just
        return. Also if file addr is 0 leave it 0, not to relocate.
        * remote-os9k.c (_initialize_remote_os9k): add 'set remotexon',
        'set remotexoff' and 'set remotelog' commands.
1994-03-30 00:18:29 +00:00
Jim Kingdon
4aa6fe102d * remote.c (remote_store_registers): Add 'P' request to set an
individual register.
	(remote_write_bytes, remote_read_bytes): Use %lx, not %x, to print
	a target address.
1994-03-29 20:43:48 +00:00
Jim Kingdon
649694ea87 * config/sparc/tm-sparc.h: Define USE_REGISTER_NOT_ARG.
* stabsread (define_symbol): If USE_REGISTER_NOT_ARG, go back to
	combining all 'p' and 'r' pairs into a LOC_REGPARM.
1994-03-26 16:00:02 +00:00
Jim Kingdon
72e35288c7 * command.c (do_setshow_command, case var_string): Never add a
space to the end of the string.
	* NEWS: Document this change.
	* .gdbinit: Add a space to the "set prompt" command.
1994-03-26 15:15:00 +00:00
Jim Kingdon
493424b108 * m3-nat.c, i386m3-nat.c, config/i386/i386m3.mh: Many minor
changes to make it compile (it doesn't link yet).
1994-03-26 04:20:44 +00:00
Jeff Law
de48213858 * hppa-tdep.c (skip_prologue): Do nothing if not at the beginning
of a function.
        (skip_trampoline_code): Rewrite and add support for argument
        relocation stubs stubs, import/export stubs, calls through
        "_sr4export" and cascaded trampolines.
1994-03-26 01:07:36 +00:00
Jim Kingdon
59144a8124 * config/i386/ptx.mh (XDEPFILES): Add coredep.o. Delete infptrace.o.
* symm-nat.c (child_wait, _initialize_symm_nat, kill_inferior):
	Supply alternate version if ATTACH_DETACH is not defined.
	* ptx4-nat.c, config/i386/{nm-ptx4.h, ptx4.mh, ptx.mt, ptx4.mt,
	tm-ptx.h, tm-ptx4.h, xm-ptx.h, xm-ptx4.h}: New files.
	* configure.in: Recognize i[34]86-sequent-sysv4* host.
1994-03-26 00:19:35 +00:00
Jeff Law
fdafbfad9e * hppa-tdep.c (skip_prologue): Return "pc" not zero
if no unwind descriptor is found.
1994-03-25 18:48:24 +00:00
Jeff Law
eb1167c65c * tm-hppa.h (NUM_REGS): Bump to 128 registers.
(REGISTER_NAMES): Add entries for "right-half" of FP registers.
        (REGISTER_RAW_SIZE, MAX_REGISTER_RAW_SIZE): Do not treat FP regs
        differently.  All registers are four bytes.
        (REGISTER_BYTES, REGISTER_BYTE): Simplify now that all registers are
        the same size.
        (REGISTER_VIRTUAL_TYPE): Use builtin_type_float for all FP regs.

        * hppa-tdep.c (pa_print_fp_reg): Update to print even numbered FP
        registers as both single and double values (fetching 2nd 32bit half
        as necessary).  Annotate each register printed with its precision.
1994-03-25 18:21:49 +00:00
Jeff Law
c8f75fe857 * paread.c (read_unwind_info): Fix off-by-one error. 1994-03-25 18:15:10 +00:00
Jim Kingdon
0c1af47ff0 * main.c (complete_command): Deal with it if arg is NULL. 1994-03-25 16:39:05 +00:00
Jim Kingdon
4df6dcd10d * config/mips/tm-mips.h (SETUP_ARBITRARY_FRAME): Revise comment
regarding using the PC--using the PC is necessary and all the
	FIXME comments in the world won't make it go away.
1994-03-25 01:38:24 +00:00
Jim Kingdon
2f3b7d8eb5 * valops.c (value_at, value_at_lazy): Give error if we dereference
a pointer to void.
	* gdbtypes.h: Fix comments regarding TYPE_CODE_VOID.
	* stabsread.c: Use 1, not 0, for TYPE_LENGTH of void types.
1994-03-24 18:32:31 +00:00
Jim Kingdon
553e18620a * stabsread.c (patch_block_stabs): Add comment about what happens
if the definition is in another compilation unit from the stab.
1994-03-24 17:03:23 +00:00
Jim Kingdon
acdec9542b * stabsread.c (patch_block_stabs): Don't create LOC_OPTIMIZED_OUT
symbols.  Reverts change of 2 Apr 1993.
1994-03-24 15:32:42 +00:00
Jim Kingdon
5801f3488e * dbxread.c (end_psymtab): Add comment about empty psymtabs. 1994-03-24 15:12:40 +00:00
Jim Kingdon
0997322359 * main.c (complete_command): New command, from Rick Sladkey
<jrs@world.std.com>.
	(symbol_completion_function): Don't declare rl_point and
	rl_line_buffer; they are now declared in readline.h.
	(show_commands): Don't declare history_base; it is declared in
	history.h.
	* command.c (lookup_cmd): Don't delete trailing whitespace.
1994-03-24 15:00:52 +00:00
Jim Kingdon
e552788b73 * gdbtypes.h, gdbtypes.c: Add comments regarding whether static
member functions have an element in args for a (nonexistent) this
	pointer.
1994-03-23 15:52:11 +00:00
Jeff Law
0a64709eb4 * config/pa/tm-hppao.h (NO_PC_SPACE_QUEUE_RESTORE): Define.
* hppa-tdep.c (hppa_pop_frame): Do not restore the PC space
        queue if NO_PC_SPACE_QUEUE_RESTORE is defined.
1994-03-23 04:16:32 +00:00
Jeff Law
84ad95c118 * stabsread.c (REG_STRUCT_HAS_ADDR): Accept additional argument
for the structure's type.  All callers changed.

        * valops.c (call_function_by_hand): Check REG_STRUCT_HAS_ADDR
        for each structure argument rather than assuming it's either
        true or false for all structure arguments.

        * config/pa/tm-hppa.h (REG_STRUCT_HAS_ADDR): Depend only
        on the length structure passed, not the compiler used.

        * config/sparc/tm-sparc.h (REG_STRUCT_HAS_ADDR): Accept additional
        argument for the structure's type.
1994-03-23 04:14:34 +00:00
Jim Kingdon
51f8393319 * values.c (set_internalvar): Don't set var->value until we are
sure there won't be an error().
1994-03-23 00:34:44 +00:00
Jim Kingdon
29f2ceed48 * remote.c (get_offsets): Reinstate comment which was in
remote_wait about use of SECT_OFF_TEXT and so on.
1994-03-22 23:44:39 +00:00
Stu Grossman
72bba93b85 Mon Mar 21 11:02:51 1994 Stu Grossman (grossman at cygnus.com)
* alpha-tdep.c:  Gobs of changes (many imported from mips-tdep) to
	improve remote debugging efficiency.  Also fixed problems with
	doing function calls for programs with no entry points.
	* infcmd.c (run_stack_dummy):  Use CALL_DUMMY_ADDRESS instead of
	entry_point_address.
	* inferior.h (PC_IN_CALL_DUMMY):  ditto.
	* mdebugread.c (parse_symbol, parse_procedure, parse_external,
	parse_lines):  Pass section_offsets info to these routines so that
	we can relocate symbol table entries upon readin.
	* (psymtab_to_symtab_1):  Set symtab->primary to tell
	objfile_relocate to do relocations for our symbols.
	* (ecoff_relocate_efi):  New routine to relocate adr field of PDRs
	(which hang off of the symbol table).
	* Use prim_record_minimal_symbols_and_info instead of
	prim_record_minimal_symbols to supply section info to make minimal
	symbol relocations work.
	* minsyms.c (prim_record_minimal_symbols_and_info):  If section is
	-1, try to deduce it from ms_type.
	* objfiles.c (objfile_relocate):  Use ALL_OBJFILE_SYMTABS where
	appropriate.  Handle relocation of MIPS_EFI symbols special. Also,
	add code to relocate objfile->sections data structure.
	* remote.c (get_offsets):  Use new protocol message to acquire
	section offsets from the target.
	* (remote_wait):  Get rid of relocation stuff.  That's all handled
	by objfile_relocate now.
	* config/alpha/alpha-nw.mt (TM_FILE):  Use tm-alphanw.h.
	* config/alpha/tm-alpha.h:  Define CALL_DUMMY_ADDRESS, and
	VM_MIN_ADDRESS.
	* config/alpha/tm-alphanw.h:  DECR_PC_AFTER_BREAK=0, VM_MIN_ADDRESS=0.
1994-03-21 19:57:38 +00:00
Jeff Law
4fd5eed484 * hppa-tdep.c (hppa_fix_call_dummy): Use value_ptr.
(hppa_push_arguments): Likewise.
1994-03-21 19:53:36 +00:00
David Edelsohn
7f695c077c * config/sparc/sp64.mt (SIMFILES): Use remote-sim.o now.
(TM_CLIBS): Define to -lm, the simulator uses the sqrt() function.
* config/sparc/tm-sp64.h (FPS_REGNUM, CPS_REGNUM): Define (so
sparc-tdep.c compiles).
(TARGET_PTR_BIT): Must be a constant now, fix at 64.
1994-03-20 23:45:33 +00:00
David Edelsohn
d148e8c4fe sparc-tdep.c (sparc_frame_find_save_regs): Use REGISTER_RAW_SIZE instead of 4. 1994-03-20 23:25:16 +00:00
David Edelsohn
d36889322e sp64-tdep.c (target_ptr_bit, set_target_ptr_bit): Deleted, can no longer set
this at run time.
1994-03-20 23:17:18 +00:00
Jim Kingdon
d0bff94e42 * config/m68k/{cisco.mt,tm-cisco.h}: New files.
* Makefile.in (ALLPARAM, ALLCONFIG): Add them.
	* configure.in: Recognize m68*-cisco*-*.
1994-03-19 19:53:31 +00:00
Jim Kingdon
94d4b71373 * Makefile.in (TAGS): Use variables directly, rather than using
find, to locate TM_FILE, XM_FILE, and NAT_FILE.  This is faster
	and means that these filenames no longer need be unique across all
	the config/* directories.
	* configure.in: Put the config/*/ into TM_FILE, etc.

	* m68k-stub.c (computeSignal): Return SIGFPE, not SIGURG, for chk
	and trapv exceptions.

	* target.h (struct section_table), objfiles.h (struct obj_section):
	Change name of field sec_ptr to the_bfd_section.  More mnemonic
	and avoids the (sort of, for the ptx compiler) name clash with
	the name of the typedef.
	* exec.c, xcoffexec.c, sparc-tdep.c, rs6000-nat.c, osfsolib.c,
	solib.c, irix5-nat.c, objfiles.c, remote.c: Change users.

	* utils.c: Include readline.h.
	* Makefile.in (utils.o): Add dependency.

	* remote.c (getpkt): Add support for run-length encoding.
1994-03-19 18:49:50 +00:00
Steve Chamberlain
8eec331072 * utils.c (prompt_for_continue): Call readline, not gdb_readline. 1994-03-19 03:16:10 +00:00