* gdb.disasm/configure.in: Remove references to target makefile
frags. Use "sh3.s" as the unique filename for this directory.
* gdb.disasm/configure: Rebuilt.
Cleaning up unused crud.
* gdb.disasm/mn10200.s: New test file for mn10200 disassembler.
* gdb.disasm/mn10200.exp: Run mn10200 disassembler tests.
* gdb.disasm/Makefile.in: Remove "mn10200" when cleaning.
mn10200 disassembler testsuite.
with 0 length. A sticky tag caused this fix from
revision 2.32 date: 1996/04/29 23:25:27; author: dawn;
state: Exp; lines: +1 -0 branches: 2.32.34;
to not make it into devo.
Add prototypes for make_final_cleanup (and the other cleanup
routines.
* remote-e7000.c: Fix sync code to timeout if unable to sync.
Change sync code to report status while trying to sync-up
with hardware. Add debugging output and document.
* ser-e7kpc.c: Swap order of len & offset to match implementation.
Add debugging output and document.
* serial.c: Add debugging output.
* top.c: Add call to do_final_cleanups.
Remove conditionals preventing Win32 from getting SIGQUIT.
* utils.c: (*_cleanup): Modify cleanup routines to accept a cleanup
chain as a parameter. Extract this generic code from the cleanup
routines into separate funtions (*_my_cleanup). Keep old
functionality by passing "cleanup_chain" to the new funtions.
Define the cleanup chain "final_cleanup_chain" to be a cleanup
chain which will be executed only when gdb exits. Add functions
(*_final_cleanup) to match the original (*_cleanup) functions.
(pollquit, quit, notice_quit): Fix to read cntl-C from the
Windows message queue.
be two byte aligned. Round argument sizes up to two byte boundary.
Write out args in two byte hunks.
(mn10200_push_return_address): Implement.
* config/mn10200/tm-mn10200.h (EXTRACT_RETURN_VALUE): Abort for
structures > 8 bytes (temporary).
(STORE_RETURN_VALUE): Likewise.
(CALL_DUMMY): No longer undefine.
(USE_STRUCT_CONVENTION): Use for args > 8 bytes.
(REG_STRUCT_HAS_ADDR): Define.
Inferior function calls for the mn10200.
* config/vxworks.exp: New file.
* gdb.base/a2-run.exp: Change vxworks cases to use gdb_spawn_id.
* config/monitor.exp(gdb_target_monitor): Look for a prompt from
gdb before assuming everything worked. Send a ^C if a timeout
occurs.
Random fixes for vxworks and d10v.
(find_proc_desc): Move non-heuristic proc search code into separate
function.
(gdb_print_insn_mips): Use non-heuristic method to find procedure
descriptor, to avoid prologue examination when disassembling.
* remote-mips.c: Add support for new "lsi" target (LSI MiniRISC
aka MicroMeteor board).
(mips_exit_debug): Prevent protocol reinitialization if an error
occurs while exiting debug mode.
comments, formatting, etc. Plus other minor fixes for problems
I found during my first pass over the mn10200 port.
(mn10200_analyze_prologue): New function.
(mn10200_frame_chain, mn10200_init_extra_frame_info): Use it.
* config/mn10200/tm-mn10200.h: Lots of updates/improvements to
comments, formatting, etc. Minor fixes for problems I found during
my first pass over the mn10200 port.
(TARGET_*_BIT): Define appropriately for ints, long longs, doubles and
pointers.
(REGISTER_VIRTUAL_TYPE): Define as a long.
(EXTRACT_RETURN_VALUE): Rework to deal with long ints living
in register pairs.
(STORE_RETURN_VALUE): Similarly.
Checking in my initial changes, prologue scanning, etc.
Current gdb testsuite results:
=== gdb Summary ===
# of expected passes 3684
# of expected failures 40
# of unexpected failures 6
from being sent to 32-bit targets by masking off upper bits.
* mips-tdep.c (heuristic_proc_start): Mask off upper 32 bits
of PC on 32-bit targets.
(mips16_heuristic_proc_desc): Recognize 'addiu s1,sp,n' as a
frame setup instruction.
(mips32_heuristic_proc_desc): Fix warning found by gcc -Wall.
(mips16_skip_prologue): Recognize 'addiu s1,sp,n' as a valid
prologue instruction. Fix warnings and bugs found by gcc -Wall.
* buildsym.c (finish_block): Improve handling of overlapping blocks;
fixes problem on MIPS16 printing function arguments.
the linkage name of a die from DW_AT_MIPS_linkage_name or
DW_AT_name.
(read_func_scope, dwarf2_add_field, dwarf2_add_member_fn,
new_symbol): Use it instead of accessing DW_AT_name.
(read_partial_die): Use DW_AT_MIPS_linkage name as name of the
partial die if present.
(dwarf2_add_member_fn): Make a copy of physname on the type obstack.
exit status and/or results from the target.
* gdb.base/watchpoint.exp, gdb.base/langs.exp: Likewise.
* lib/gdb.exp: Remove old (now bogus) initialization of
noinferior, noargs, noresults and nosignals.
More cleanups for new testing framework.
* config/slite.exp: Try to connect multiple times to the board
before rebooting. Only send a "monitor run" if need_monitor_run
is set.
* gdb.base/break.exp: Don't do the "stub continue" test if
the target has gdb_stub set.
* gdb.base/callfuncs.exp: Increase the timeout.
* gdb.base/interrupt.exp: Don't even try to compile the testcase
if the target has gdb,noinferiorio set.
* gdb.base/list.exp: Increase match_max to 10000 characters.
* gdb.base/sigall.exp: Check for gdb,nosignals on the target.
* gdb.base/watchpoint.exp: Check for gdb,noinferiorio on the
target.
* lib/gdb.exp(gdb_run_cmd): Fix for targets that use stubs.
Misc fixes for sparclite and SH.
* config/slite.exp: Try to connect multiple times to the board
before rebooting. Only send a "monitor run" if need_monitor_run
is set.
* gdb.base/break.exp: Don't do the "stub continue" test if
the target has gdb_stub set.
* gdb.base/callfuncs.exp: Increase the timeout.
* gdb.base/interrupt.exp: Don't even try to compile the testcase
if the target has gdb,noinferiorio set.
* gdb.base/list.exp: Increase match_max to 10000 characters.
* gdb.base/sigall.exp: Check for gdb,nosignals on the target.
* gdb.base/watchpoint.exp: Check for gdb,noinferiorio on the
target.
* lib/gdb.exp(gdb_run_cmd): Fix for targets that use stubs.
Misc fixes for sparclite and SH.
sd and sw instructions correctly.
(heuristic_proc_start): Add support for MIPS16.
(mips16_get_imm, mips16_heuristic_proc_desc,
mips32_heuristic_proc_desc): New helper functions for
heuristic_proc_desc.
(heuristic_proc_desc): Rewrite and reorganize to support MIPS16.
(mips_push_arguments): Don't align small arguments in EABI.
(mips32_skip_prologue): Attempt to shrink code size a little.
trying to delete the copy of gdb. Catch the file delete so we
don't die if the delete fails; also, the file should be copied to
the host, not to the build.
Fixes problems when gdb isn't built with debugging.
* m32r-stub.c: New -- remote protocol support for M32R cpu.
* m32r-rom.c: Several experiments with improved download time.
* .Sanitize: Add entry for m32r-stub.c
parenthesis in case it contains multiple regexps separated
with |.
Fixes last nights native failures.
* gdb.base/watchpoint.exp: Use gdb_test.
* gdb.base/default.exp: Ditto.
More improvements.
(mips_find_saved_regs): Replace hardcoded 2's with MIPS16_INSTLEN.
(heuristic_proc_start): Recognize 'entry' pseudo-op as a start
of function on MIPS16.
(mips32_skip_prologue, mips16_skip_prologue): New helper functions
for mips_skip_prologue.
(mips_skip_prologue): Recognize both 16- and 32-bit prologues.
* gdb.base/signals.exp: Check for a gdb,nosignals feature of
the target.
* gdb.base/watchpoint.exp: Fix regexp.
Random miscellaneous fixes. Gotta dig up all these global variables someday..
close and wait commands, as the descriptor may now be
invalid. Always call "remote_close host".
Makes sure things get cleaned up if gdb dies in the middle of a test.
* config/mips/tm-mips.h (MIPS16_BIG_BREAKPOINT,
MIPS16_LITTLE_BREAKPOINT, BREAKPOINT_FROM_PC): Define.
(ABOUT_TO_RETURN): Call new function mips_about_to_return.
(mips_breakpoint_from_pc, mips_about_to_return): Declare.
* mem-break.c (memory_breakpoint_from_pc): New function.
(memory_insert_breakpoint, memory_remove_breakpoint): Use
memory_breakpoint_from_pc to determine breakpoint contents and size.
* target.h (memory_breakpoint_from_pc): Declare.
* monitor.c (monitor_insert_breakpoint): Use memory_breakpoint_from_pc
to determine size of breakpoint instruction.
* mips-tdep.c (mips32_decode_reg_save, mips16_decode_reg_save):
New helper functions for mips_find_saved_regs.
(mips_find_saved_regs): Recognize mips16 prologues.
(mips_addr_bits_remove): Strip off upper 32 bits of address
when target CPU is 32 bits but CORE_ADDR is 64 bits.
(mips_step_skips_delay): No branch delay slot on mips16.
(gdb_print_insn_mips): Disassemble mips16 code.
(mips_breakpoint_from_pc, mips_about_to_return): New functions.
(REGISTER_NAMES): Elimination registers not found on the mn10200.
(PC_REGNUM, MDR_REGNUM, PSW_REGNUM): Corresponding changes.
(LIR_REGNUM, LAR_REGNUM): Delete. They don't exist on the mn10200.
internal structure definitions with the corresponding enumeration
types from dwarf2.h. Add default cases to switches on enumerations
where appropriate.
Make quoting of string arguments in complaint messages consistent.
Check for NULL returns from DW_STRING.
(struct partial_die_info): Add sibling and has_type fields, remove
unused value field.
(DW_*): Move access macro definitions near the definition of the
attribute structure.
(struct field_info): New structure to pass information about fields
and member functions between die processing routines.
(dwarf2_build_psymtabs_hard): Set cu_header_offset.
(scan_partial_symbols): Do not enter DW_TAG_subprogram dies into
the partial symbol table if the DW_AT_*_pc attributes are missing.
Add file scope base type definitions to the partial symbol table.
Skip over child dies if the die has a sibling attribute.
(add_partial_symbol): Enter global variables with type attributes
and without location descriptors into the partial symbol table.
Store value of DW_TAG_variable dies in the partial symbol table.
Do not enter global variables into the minimal symbol table.
Add base type definitions to the partial symbol table.
(psymtab_to_symtab_1): Use dwarf2_get_pc_bounds to determine highpc.
(process_die): Move check for DW_AT_low_pc to read_func_scope.
Add a typedef symbol for base type definitions to the symbol table.
Ignore DW_TAG_inlined_subroutine tags for now.
(read_file_scope): Use dwarf2_get_pc_bounds to determine pc bounds.
(read_func_scope, read_lexical_block_scope): Use dwarf2_get_pc_bounds
to determine pc bounds, ignore dies with invalid bounds.
(dwarf2_get_pc_bounds): New routine to extract and validate the
DW_AT_*_pc attributes of a die.
(dwarf2_add_field, dwarf2_attach_fields_to_type, skip_member_fn_name,
dwarf2_add_member_fn, dwarf2_attach_fn_fields_to_type):
New functions to handle fields and member functions.
(read_structure_scope): Rewritten to use them.
(read_array_type): Renamed from dwarf_read_array_type.
Default upper array bound to describe an array with unspecified
length.
Create array types in backwards order, as dwarf2 puts out the array
dimensions from left to right.
(read_subroutine_type): Handle DW_TAG_unspecified_parameters,
DW_AT_artificial and DW_AT_prototyped.
(read_base_type): Make an unsigned type for DW_ATE_boolean.
Pass objfile to dwarf_base_type.
(read_partial_die): Use read_attribute to read in the attributes.
Handle DW_AT_sibling and DW_AT_type.
Follow references when determining DW_AT_name and DW_AT_external
attributes of the die.
Validate DW_AT_*_pc attributes.
(read_full_die): Use read_attribute to read in the attributes.
(read_attribute): New function to read an attribute described
by an abbreviated attribute.
(new_symbol): Relocate symbol value for DW_TAG_label with baseaddr.
Do not set SYMBOL_VALUE_ADDRESS for DW_TAG_subprogram,
SYMBOL_BLOCK_VALUE for the symbol will be set later by finish_block.
Change symbol class for global variables with a zero valued location
descriptor to LOC_UNRESOLVED.
Handle DW_AT_const_value attributes for DW_TAG_variable,
DW_TAG_formal_parameter and DW_TAG_enumerator.
Build a typedef symbol for DW_TAG_base_type.
(dwarf2_const_value): New routine to copy a constant value from an
attribute to a symbol.
(dwarf_base_type): Use passed in objfile, not current_objfile
when calling dwarf2_fundamental_type.
(dump_die): Use DW_* accessor macros to access values of attributes.
(decode_locdesc): Handle DW_OP_plus_uconst.
Start mn10200 gdb port by adding copies of mn10300
target-specific files with all instances of mn10300 changed
to mn10200 to start with.
* mn10200-tdep.c: new
* config/mn10200/tm-mn10200.h: new, REGISTER_SIZE is 24 bits not 32,
SP_REGNUM and FP_REGNUM are different, also no lar or lir.
* config/mn10200/mn10200.mt: new
* configure.tgt: add mn10200 entry
Start mn10200 gdb port by adding copies of mn10300
target-specific files with all instances of mn10300 changed
to mn10200 to start with.
* mn10200-tdep.c: new
* config/mn10200/tm-mn10200.h: new, REGISTER_SIZE is 24 bits not 32,
SP_REGNUM and FP_REGNUM are different, also no lar or lir.
* config/mn10200/mn10200.mt: new
* mn10300-tdep.c: wrote/fixed implementations of
mn10300_frame_chain, mn10300_init_extra_frame_info,
mn10300_frame_saved_pc
* config/mn10300/tm-mn10300.h: redefine INIT_EXTRA_FRAME_INFO
and INIT_FRAME_PC macros
Backtracing starting to work correctly.
* mn10300-tdep.c: made a lot more generic, ripping out code
from copied target (no more mn10300_scan_prologue,
init_extra_frame_info, and mn10300_fix_call_dummy calls)
* config/mn10300/tm-mn10300.h: undefine INIT_EXTRA_FRAME_INFO
and INIT_FRAME_PC macros
FP_REGISTER_BYTES to compute offsets into the saved frame,
since it fails for SPARC targets configured without any
FP regs. Instead, use DUMMY_STACK_REG_BUF_SIZE.
--------------------------------------------------------------------
ENABLE_OBS, and THREAD_DB_OBS. These are consolidated into LIBS
and CONFIG_OBS.
* configure configure.in: Clean up test cases around thread support.
start-sanitize-v850
* configure.tgt (v850-*-*): Include v850ice.o and v850.lib if
host is Windows.
end-sanitize-v850
* c-valprint.c ch-valprint.c cp-valprint.c eval.c expprint.c
printcmd.c valops.c value.h values.c: Add bfd_section arg to
value_at and value_at_lazy.
* coffread.c dbxread.c elfread.c mdebugread.c minsyms.c symtab.h:
Add bfd_section arg to prim_record_minimal_symbol_and_info.
* corefile.c gdbcore.h printcmd.c valops.c: Use read_memory_section
instead of read_memory. It takes a bfd_section arg.
* coffread.c dbxread.c elfread.c gdb-stabs.h objfiles.h: Remove
unnecessary cast for assignment of struct dbx_symfile_info.
Struct objfile now uses a real pointer instead of PTR for this
element.
* dbxread.c (dbx_symfile_init): Stash bfd section pointers for
text, data and bss into dbx_symfile_info.
* exec.c (xfer_memory): Handle transfers for user-specified
sections.
* findvar.c (read_var_value locate_var_value): Copy bfd section
from the symbol to the value.
* gdb-stabs.h: Add section pointers for text, data and bss
sections.
* maint.c (translate address command): Add test code for overlay
address translation.
* printcmd.c (do_examine do_one_display): Now takes a bfd section
arg.
* (print_formatted x_command): Record current section along with
current address for repeated commands.
* sparc-nat.c (fetch_inferior_registers): Change
target_xfer_memory to target_{read write}_memory to allow changes
to target_xfer_memory interface for section info.
* symmisc.c (dump_msymbols print_symbol): Print section
assocaited with symbol.
* symtab.c (fixup_symbol_section): New routine to
add section info to symbols returned by lookup_symbol.
* symtab.h (struct general_symbol_info): Add bfd section to
symbols.
* target.c target.h (target_xfer_memory): Add bfd section to
args.
* (target_read_memory_section): New routine to read data from a
specific section.
* (target_memory_bfd_section): New global variable to pass bfd
section in to targets.
* valarith.c (value_add value_addr value_array): Preserve bfd
section when computing new value.
* value.h (struct value): Add bfd section to values.
* values.c (allocate_value value_copy): Initialize/preserve bfd
section.
* (unpack_double): Clean up _MSC_VER conditionals to remove
duplicate code.
start-sanitize-v850
* v850ice.c: New module to support communication with NEC's
PC-based ICE.
* config/v850/tm-v850.h (REGISTER_NAMES): Replace sp, gp, fp, and
ep names with rxx names. sp and fp are renamed via a different
mechanism.
end-sanitize-v850
ENABLE_OBS, and THREAD_DB_OBS. These are consolidated into LIBS
and CONFIG_OBS.
* configure configure.in: Clean up test cases around thread support.
start-sanitize-v850
* configure.tgt (v850-*-*): Include v850ice.o and v850.lib if
host is Windows.
end-sanitize-v850
* c-valprint.c ch-valprint.c cp-valprint.c eval.c expprint.c
printcmd.c valops.c value.h values.c: Add bfd_section arg to
value_at and value_at_lazy.
* coffread.c dbxread.c elfread.c mdebugread.c minsyms.c symtab.h:
Add bfd_section arg to prim_record_minimal_symbol_and_info.
* corefile.c gdbcore.h printcmd.c valops.c: Use read_memory_section
instead of read_memory. It takes a bfd_section arg.
* coffread.c dbxread.c elfread.c gdb-stabs.h objfiles.h: Remove
unnecessary cast for assignment of struct dbx_symfile_info.
Struct objfile now uses a real pointer instead of PTR for this
element.
* dbxread.c (dbx_symfile_init): Stash bfd section pointers for
text, data and bss into dbx_symfile_info.
* exec.c (xfer_memory): Handle transfers for user-specified
sections.
* findvar.c (read_var_value locate_var_value): Copy bfd section
from the symbol to the value.
* gdb-stabs.h: Add section pointers for text, data and bss
sections.
* maint.c (translate address command): Add test code for overlay
address translation.
* printcmd.c (do_examine do_one_display): Now takes a bfd section
arg.
* (print_formatted x_command): Record current section along with
current address for repeated commands.
* sparc-nat.c (fetch_inferior_registers): Change
target_xfer_memory to target_{read write}_memory to allow changes
to target_xfer_memory interface for section info.
* symmisc.c (dump_msymbols print_symbol): Print section
assocaited with symbol.
* symtab.c (fixup_symbol_section): New routine to
add section info to symbols returned by lookup_symbol.
* symtab.h (struct general_symbol_info): Add bfd section to
symbols.
* target.c target.h (target_xfer_memory): Add bfd section to
args.
* (target_read_memory_section): New routine to read data from a
specific section.
* (target_memory_bfd_section): New global variable to pass bfd
section in to targets.
* valarith.c (value_add value_addr value_array): Preserve bfd
section when computing new value.
* value.h (struct value): Add bfd section to values.
* values.c (allocate_value value_copy): Initialize/preserve bfd
section.
* (unpack_double): Clean up _MSC_VER conditionals to remove
duplicate code.
start-sanitize-v850
* v850ice.c: New module to support communication with NEC's
PC-based ICE.
* config/v850/tm-v850.h (REGISTER_NAMES): Replace sp, gp, fp, and
ep names with rxx names. sp and fp are renamed via a different
mechanism.
end-sanitize-v850
* mn10300-tdep.c (mn10300_push_arguments): rewrote
also removed code elsewhere that made use of RP_REGNUM
* config/mn10300/tm-mn10300.h: ripped out RP_REGNUM, V0_REGNUM,
ARG0_REGNUM, ARGLAST_REGNUM (all not appropriate for mn10300
arch.), redefined SAVED_PC_AFTER_CALL, EXTRACT_RETURN_VALUE,
EXTRACT_STRUCT_VALUE_ADDRESS, STORE_RETURN_VALUE
with separate LITTLE_BREAKPOINT and BIG_BREAKPOINT definitions;
this fixes problem with setting breakpoints in little-endian
programs in the simulator.
and SIGQUIT values; it messed up non-MIPS targets.
* config/mips/tm-mips.h: Undefine BREAKPOINT, replace
with separate LITTLE_BREAKPOINT and BIG_BREAKPOINT definitions;
this fixes problem with setting breakpoints in little-endian
programs in the simulator.
of 64-bit values on Windows.
* config/i386/xm-windows.h: Leave CC_HAS_LONG_LONG defined,
undefine PRINTF_HAS_LONG_LONG, so that 64-bit values will
be printed without loss of upper bits.
* sparclet-stub.c: a few clean-ups, removing dead code
* config/sparc/tm-sparclet.h: make registers ASR15, ASR19 invisible
(they're not useful, you can't change, write or even read them)
* sparclet-rom.c: Remove includes of Unix system files.
Add function "sparclet_supply_register" so that parse_register_dump
will not seg-fault by calling a null function pointer.
Remove XMODEM support (unfinished work?).
Remove flag "MO_HANDLE_NL", so monitor's output can be read by humans.
Add fill command.
Remove colon from getreg.resp_delim so PSR register will work.
Remove pointer to sparclet_load (downloading SREC's doesn't work).
Null out local register names for %g0, all %cc and all %asr regs,
since the monitor can't report them. Will return zero instead.
* sparclet-stub.c: New -- remote protocol support for sparclet CPU.
* config/sparc/tm-sparclet.h: Re-arrange REGISTER_NAMES:
Add back %g0 and %psr, add %cc coprocessor regs, add %asr regs.
Adjust NUM_REGS and REGISTER_BYTES accordingly
from want and want_nopc.
(want_h8300s, want_nopc_h8300s): New variables for H8/S register
lists.
(e7000_fetch_registers): Use H8/300H or H8/S register list string
as needed.
(e7000_wait): Likewise.
Bringing over a change from hmse-h8s-beta branch.
interrupted by a signal, figure out whether the registers that
the proc_desc claims are saved have been saved yet.
(mips_push_dummy_frame): Write dummy frame register after all
registers have been saved in the dummy frame. Update comments
to reflect the fact that we are now using an AT_ENTRY_POINT
call dummy.
definition in inferior.h is sufficient.
* mips-tdep.c (mips_pc_in_call_dummy): Ditto.
(mips_push_arguments): Make sure that the stack is aligned to a
multiple of 8 after the arguments are pushed.
Structures are always passed by value in the old ABI.
Adjust argument register value on big endian targets when passing
a value whose length is less than the register size.
Write stack arguments with a single write_memory call.
(mips_pop_frame): Use frame_saved_regs instead of proc_desc to
decide which registers have to be restored.
destructor name with call to destructor_name_p.
* c-lang.h, c-typeprint.c (cp_type_print_method_args): Removed,
no longer needed.
* c-typeprint.c (c_type_print_varspec_prefix, c_type_print_base):
Replace remaining fprintf_unfiltered calls with their filtered variant.
(c_type_print_base): Do not print return type for destructors from
template classes.
Replace cp_type_print_method_args with cplus_demangle call to get
consistent type output for stubbed and unstubbed methods.
* cp-valprint.c (cp_print_class_method): Replace
cp_type_print_method_args with cplus_demangle call to get consistent
type output for stubbed and unstubbed methods.
* gdbtypes.c, gdbtypes.h (get_destructor_fn_field): New function
to find the destructor field indices for a type.
* gdbtypes.h (struct type): Clarify comments for vptr_basetype
and arg_types fields.
(struct fn_field): Remove args field, no longer used.
* symtab.c (decode_line_1), valops.c (value_struct_elt,
check_field_in): Use get_destructor_fn_field to find the destructor
field indices instead of assuming that the compiler passes the member
function fields in a specific order.
* symtab.c (find_methods): Pass NULL instead of SYMBOL_BLOCK_VALUE
to lookup_symbol.
(list_symbol): Replace cp_type_print_method_args with cplus_demangle
call in zapped out code and explain why this code is zapped out.
Minor changes to make pre-ANSI compilers happy.
* mips-tdep.c: Minor changes to make pre-ANSI compilers happy.
(mips_push_arguments): Rewrite to partially support EABI.
(mips_pc_in_call_dummy): New function.
* infcmd.c: Include symfile.h to get prototype of entry_point_address,
which fixes 64-bit sign extension bug on MIPS.
* remote-sim.c (gdb_os_error): New function.
(init_callbacks): Fix initializing of gdb_callback. Add gdb_os_error.
(gdb_os_printf_filtered): Use gdb_stdout, not stdout.
* config.in, configure.in, configure: Check for <objlist.h>.
* configure.tgt: Handle mips*-sgi-irix6* like irix5 for now.
* cp-valprint.c (cp_print_value_fields): Use SYMBOL_VALUE_ADDRESS
instead of SYMBOL_BLOCK_VALUE to get the address of a static member.
* dwarf2read.c: Turn warnings and recoverable errors into complaints,
add new complaints where appropriate.
gcc -Wall cleanup.
(struct line_head): Change line_base from char to int to avoid
problems with compilers whose plain char is represented by an
unsigned char.
(struct partial_die_info): Add is_declaration field.
(dwarf2_tmp_obstack): New obstack for allocating temporary storage
used during symbol reading.
(cu_header_offset): New variable for resolving relative reference
dies.
(optimized_out, basereg, islocal, frame_base_reg, frame_base_offset):
New interface variables for decode_locdesc.
(struct dwarf2_pinfo): New structure for communication between
psymtab and symtab reading, passed via pst->read_symtab_private.
(dwarf2_has_info, dwarf2_build_psymtabs): Accept objects files
without line number sections.
(dwarf2_build_psymtabs_hard): Initialize temporary obstack
for symbol reading.
Allocate and initialize pst->read_symtab_private.
Relocate pst->textlow and pst->texthigh with baseaddr.
(scan_partial_symbols): Do not add DW_AT_declaration symbols
to the partial symbol table.
Add file scope enumerator symbols to the partial symbol table.
Fix typo in highpc computation.
If we didn't find a lowpc, set it to highpc to avoid complaints
from `maint check.
(add_partial_symbol): Relocate symbol values with baseaddr.
Add static DW_TAG_subprogram and DW_TAG_variable symbols to the
minimal symbol table.
Obtain symbol values for DW_TAG_variable symbols from the location
descriptor, skip symbols with missing location desciptors.
Skip symbols for aggregate types without children.
Handle enumerator symbols.
(dwarf2_psymtab_to_symtab): Issue symbol reading message if verbose.
(psymtab_to_symtab_1): Set local variables from
pst->read_symtab_private, set cu_header_offset and baseaddr.
Initialize temporary obstack for symbol reading, initialize
buildsym and add a cleanup to really_free_pendings.
Relocate highpc with baseaddr when calling end_symtab.
If the compilation is from a C file generated by language
preprocessors, do not set the symtab language if it was already
deduced by start_subfile.
Removed verbose sorting symbol table message.
(process_die): Handle DW_TAG_ptr_to_member_type and
DW_TAG_reference_type.
Use read_subroutine_type to get the function type for
DW_TAG_subprogram before calling read_func_scope.
(read_file_scope): Initialize file name to <unknown>, start_subfile
expects a non-NULL name.
If we didn't find a lowpc, set it to highpc to avoid complaints
from finish_symbol.
Relocate lowpc and highpc with baseaddr.
Get rid of Irix6.2 native cc compile machine prefix in comp_dir.
Zero out ftypes for each new compilation unit (may be different
language or different objfile).
Accept compilation units without line number information, pass
comp_dir to decode_lines.
(read_func_scope): Initialize function name to <unknown> to avoid
core dumps when DW_AT_name is missing.
Relocate lowpc and highpc with baseaddr.
Handle DW_AT_frame_base, keep result for DW_OP_fbreg operations.
Pass function type to new_symbol.
(read_lexical_block_scope): Relocate lowpc and highpc with baseaddr.
(read_structure_scope): Set TYPE_TAG_NAME, not TYPE_NAME.
Handle DW_TAG_class_type.
Copy fields to type_obstack, release temporary storage for fields.
Don't add symbol if die is a stub die and has no children.
Handle C++ static member fields.
(read_enumeration): Set TYPE_TAG_NAME, not TYPE_NAME.
Copy fields to type_obstack, release temporary storage for fields.
Let new_symbol handle the symbol creation for enumerators
instead of handcrafting a symbol.
Determine signedness of enum type from enumerators.
(dwarf_read_array_type): Handle variable length arrays.
Use lookup_pointer_type instead of handcrafting a type.
Create array type only if a DW_TAG_subrange_type was found.
(read_tag_pointer_type, read_tag_reference_type):
Use lookup_pointer_type and lookup_reference_type instead
of handcrafting a type.
(read_tag_ptr_to_member_type): New function to handle
DW_TAG_ptr_to_member_type.
(read_subroutine_type): Handle parameter dies.
Use lookup_function_type instead of handcrafting a type.
(read_typedef): Allocate a TYPE_CODE_TYPEDEF type for the typedef.
(read_base_type): If the type has a name, use init_type to create
a new type instead of second guessing a fundamental type.
(read_comp_unit): Reset die reference table before building
a new one.
(dwarf2_read_section): Read section contents into psymbol_obstack.
(dwarf2_read_abbrevs): Handle unterminated abbreviations
for a compile unit gracefully.
(read_partial_die): Zero partial die before reading its info.
Handle DW_AT_declaration.
Fix typo in handling of DW_FORM_block4.
(read_full_die): Fix typo in handling of DW_FORM_block4.
(read_1_signed_byte, read_2_signed_bytes, read_4_signed_bytes):
New routines to get signed values from a buffer.
(read_n_bytes, read_string): Allocate storage from the temporary
obstack. If the host char size permits it, return pointer
to buffer instead of allocating storage.
(set_cu_language): Handle DW_LANG_Mips_Assembler.
(dwarf_attr): Return NULL if reference die for DW_AT_specification
or DW_AT_abstract_origin die is not found.
(record_minimal_symbol): Removed, replaced with a direct call to
prim_record_minimal_symbol, it now handles saving the string itself.
(convert_locdesc): Removed, partial symtab reading now uses
decode_locdesc.
(dwarf_attr): Use dwarf2_get_ref_die_offset to get the absolute
offset for the die reference.
(dwarf_decode_lines): Complain if the line section info is missing.
Use read_1_signed_byte to extract lh.line_base to avoid
problems with compilers whose plain char is represented by an
unsigned char.
Add cleanups for allocated temporary storage.
Start a subfile for the first file in the state machine.
Fix off by one problem with dirs.dirs access.
Use comp_dir when directory index is 0.
Support multiple sequences (from Jason Merrill <jason@cygnus.com>).
(dwarf2_start_subfile): Try to keep line numbers from identical
absolute and relative file names in a common subfile.
(new_symbol): Allocate symbol and symbol name on the symbol_obstack.
Set SYMBOL_LINE from DW_AT_decl_line if present.
Set SYMBOL_TYPE from passed type if not NULL.
Change DW_TAG_variable symbol types with missing type entries
to a sensible type.
Handle optimized_out, offreg and islocal storage classes.
Add external symbols with type information whose address isn't
known as LOC_UNRESOLVED symbols.
Synthesize typedefs for C++ classes, structs, unions and enumerations.
Handle DW_TAG_enumerator symbols, complain for unrecognized
symbol tags.
(die_type): A missing DW_AT_type represents a void type.
Use dwarf2_get_ref_die_offset to get the absolute offset for
the die reference.
(die_containing_type): New function to build type from
DW_AT_containing_type attribut.
(read_type_die): Handle DW_TAG_ptr_to_member_type.
Treat DW_TAG_subprogram like DW_TAG_subroutine_type.
(dwarf_base_type): Fix typo with creation of FT_UNSIGNED_SHORT
fundamental type.
(create_name): Removed, symbol name allocation is now done
in new_symbol.
(dump_die): Use print_address_numeric to print a CORE_ADDR.
(dwarf2_empty_die_ref_table): New function to clear the die
reference table.
(dwarf2_get_ref_die_offset): New function to get the absolute
die offset from a die reference attribute.
(decode_locdesc): Complete rewrite using a stack, code mostly
borrowed from dwarfread.c:locval.
(dwarf_alloc_type): Removed, replaced by direct calls to alloc_type.
(dwarf_alloc_block): Allocate block on temporary obstack.
* elfread.c (elf_symtab_read): When handling Irix dynamic symbols,
skip section name symbols and relocate all others.
(elf_symfile_read): Build dwarf2 psymtab even if offset is non-zero.
* irix5-nat.c (fetch_core_registers): Handle core_reg_sect
from N32 executables. Call registers_fetched after extracting
the registers.
(obj_list_variant, struct link_map, LM_OFFSET, LM_ADDR): New
definitions to enable support of O32 and N32 format objlists.
(struct so_list): New members offset, so_name and lmstart to
eliminate dependencies from the objlist format used.
(solib_map_sections, symbol_add_stub, solib_add,
info_sharedlibrary_command, solib_address, clear_solib): Use
so_name and LM_OFFSET.
(first_link_map_member): Rewrite to enable support of O32 and N32
format objlists.
(next_link_map_member, xfer_link_map_member): New functions to
support O32 and N32 format objlists.
(find_solib): Use first_link_map_member, next_link_map_member and
xfer_link_map_member.
(solib_create_inferior_hook): Use TARGET_SIGNAL_* instead of
host signal numbers.
* mdebugread.c (parse_partial_symbols, handle_psymbol_enumerators):
Pass CORE_ADDR variant to add_psymbol_to_list.
* mips-tdep.c (heuristic_proc_desc): Stop examining the prologue
if we encounter a positive stack adjustment. Handle `move $30,$sp'.
Handle `sd reg,offset($sp)' for 32 bit ABIs.
* symmisc.c (dump_msymbols, print_partial_symbols): Use
print_address_numeric to print a SYMBOL_VALUE_ADDRESS.
(dump_symtab): Print compilation directory if it is not NULL.
* valops.c (search_struct_field, value_struct_elt_for_reference):
Use SYMBOL_VALUE_ADDRESS instead of SYMBOL_BLOCK_VALUE to get the
address of a static member.
Added some generic target-independant code for managing call-dummy frames.
Wed Nov 27 10:32:14 1996 Michael Snyder <msnyder@cleaver.cygnus.com>
* breakpoint.c: DELETE command will not delete CALL_DUMMY breakpoint.
* blockframe.c: Add target-independant support for managing
CALL_DUMMY frames on the host side.
* frame.h: Declarations for generic CALL_DUMMY frame support.
* h8300-tdep.c: Add target function calls using generic frame support.
* config/h8300/tm-h8300.h: config for generic target function calls.
start-sanitize-m32r
* m32r-tdep.c: Add target function calls using generic frame support.
* config/m32r/tm-m32r.h: config for generic target function calls.
end-sanitize-m32r
* sh-tdep.c: Add target function calls using generic frame support.
* config/sh/tm-sh.h: config for generic target function calls.
start-sanitize-v850
* v850-tdep.c: Add target function calls using generic frame support.
* config/v850/tm-v850.h: config for generic target function calls.
end-sanitize-v850
* valops.c: ADD PUSH_RETURN_ADDRESS so that it doesn't have to be
done by PUSH_ARGUMENTS when there's no CALL_DUMMY.
(mips_addr_bits_remove): Declare.
* mips-tdep.c (mips_push_dummy_frame): Fix heuristic-fence-post
errors when hitting breakpoints during inferior function calls
in 64-bit programs.
(fix_sign_extension): Make public, rename to mips_addr_bits_remove.
* utils.c (paddr_nz, preg_nz): New functions, similar to
paddr and preg but don't print leading zeroes.
* defs.h (paddr_nz, preg_nz): Declare.
* remote-mips.c: Use paddr_nz instead of paddr throughout
to reduce packet size.
(pmon_end_download): Improve timeout error handling.
use new i*86-pc-linux*-gnu quads.
* gdb.base/corefile.exp: Ditto.
* gdb.base/signals.exp: Ditto.
* gdb.base/sigall.exp: Ditto.
* gdb.base/interrupt.exp: Ditto.
* gdb.base/signals.exp (signal_tests_1): Remove setup_xfail
"i*86-*-linux" for "signal SIGUSR1". Now works, at least with
RedHat 4.0.
* gdb.threads/pthreads.c (_MIT_POSIX_THREADS): Define if target is
linux. This allows the test case to at least compile on latest
linux, but still not run due to missing the threads runtime library.
directory to search gdb directory. Accept and step over conditional
stack alignment code. Consume $prompt in failure cases.
Reset timeout to $oldtimeout instead of some arbitrary value.
* gdb.base/nodebug.exp: Limit backtrace to 10 frames to avoid
timeout problems with infinite stack backtraces.
* gdb.base/ptype.exp (ptype struct link, union tu_link):
Accept function parameters for linkfunc member.
Jeff Law
Dawn Perchik
Bob Manson
David Edelsohn
Gavin Romig-Koch
Mark Alexander
Stu Grossman
Fred Fish
Peter Schauer
Michael Snyder
Geoffrey Noer
Stan Shebs
Michael Meissner
Angela Marie Thomas
Martin Hunt
Ian Lance Taylor