Elena Zannoni <ezannoni@redhat.com>
* symtab.h (address_class): Re-add LOC_THREAD_LOCAL_STATIC
for thread local storage locations.
(struct symbol): Add objfile field.
(SYMBOL_OBJFILE): Define.
* dwarf2read.c (is_thread_local): New static variable.
(new_symbol): If variable is in thread local fill in address class
and objfile appropriately.
(decode_locdesc): Recognize and handle DW_OP_GNU_push_tls_address
stack operation.
* printcmd.c (address_info): Print the information for thread
local storage variable.
* findvar.c (read_var_value): In case of thread local variable,
defer to the target vector code to compute address.
Revised and re-submitted by John Wolfe <jlw@caldera.com>
Move the Dwarf 2 abbrev table to a per-compilation-unit structure,
so we can work on more than one compilation unit at a time. This
helps prepare GDB to handle inter-CU die references.
* dwarf2read.c (ABBREV_HASH_SIZE): moved definition forward in
the code to be defined before struct comp_unit_head.
(comp_unit_head): Added new members - offset, cu_head,
begin_die, next and dwarf2_abbrevs.
(dwarf2_abbrevs): Removed single static var; now member of
struct comp_unit_head.
dwarf2_build_psymtabs_hard): Complete new struct comp_unit_head
members.
(psymtab_to_symtab_1): Changed to work with the new
struct comp_unit_head.
(dwarf2_read_abbrevs): Now accepts a cu_header parameter and
constructs the dwarf2_abbrevs[] inside the cu_header.
(dwarf2_empty_abbrev_table): Now expects a ptr to a
dwarf2_abbrev table to clean up.
(dwarf2_lookup_abbrev): Now accepts a cu_header parameter and
handling of dwarf2_abbrevs inside the cu_header.
(read_partial_die): Now supports the call to the new
dwarf2_lookup_abbrev.
(read_full_die): Now supports the call to the new
dwarf2_lookup_abbrev.
* dwarf2read.c (dwarf2_build_psymtabs): Check that
dwarf_line_offset is nonzero before creating dwarf_line_buffer.
(read_file_scope): Check that line_header is nonzero before
decoding macro information.
* dwarf2read.c (dwarf2_invalid_attrib_class): New
complaint for invalid attribute class or form.
(read_func_scope): DW_AT_frame_base
better handling of DW_AT_block*.
(dwarf2_add_member_fn): DW_AT_vtable_elem_location
better handling of DW_AT_block*.
(read_common_block): DW_AT_location
better handling of DW_AT_block*.
(read_partial_die): DW_AT_location better handling
of DW_AT_block*.
(new_symbol): DW_AT_external better handling of
DW_AT_block*. Proper initialization of variable
"addr".
(attr_form_is_block): New function that returns true
if the attribute's form is of DW_FORM_block*.
(struct bstring, struct bcache): Move definition to "bcache.c".
Replaced by opaque declaration.
(bcache_xfree): Replace free_bcache.
(bcache_xmalloc, bcache_memory_used): Declare.
* bcache.c: Update copyright.
(struct bstring, struct bcache): Moved to here from "bcache.h".
Update comments.
(bcache_xmalloc, bcache_memory_used): New functions.
(bcache_xfree): Replace function free_bcache.
* Makefile.in (objfiles.o): Add $(bcache_h).
(objfiles_h): Remove $(bcache_h).
(symfile.o): Add $(bcache_h).
* symmisc.c: Update copyright.
(print_symbol_bcache_statistics): Pass psymbol_cache by value.
(print_objfile_statistics): Use bcache_memory_used.
* symfile.c: Include "bcache.h".
(reread_symbols): Use bcache_xfree.
(reread_symbols): Use bcache_xmalloc and bcache_xfree.
(add_psymbol_to_list): Pass psymbol_cache by value.
(add_psymbol_with_dem_name_to_list): Ditto.
* objfiles.h: Update copyright.
(struct bcache): Declare opaque. Do not include "bcache.h".
(struct objfile): Change psymbol_cache and macro_cache to ``struct
bcache'' pointers.
* dwarf2read.c (macro_start_file): Pass macro_cache by value.
* objfiles.c: Include "bcache.h". Update copyright.
(allocate_objfile): Use bcache_xmalloc to create psymbol_cache and
macro_cache.
(free_objfile): Use bcache_xfree.
* gdbtypes.h (TYPE_FLAG_VARARGS): Update comment.
(struct main_type): Remove arg_types member. Update comments for
struct field.
(TYPE_ARG_TYPES): Remove.
(TYPE_FN_FIELD_ARGS): Update.
(smash_to_method_type): Update prototype.
* c-typeprint.c (cp_type_print_method_args): Take method type
instead of argument list. Use new argument layout. Simplify.
(c_type_print_args): Use new argument layout. Simplify.
(c_type_print_base): Update call to cp_type_print_method_args.
* dwarf2read.c (dwarf2_add_member_fn): Remove unneeded type
argument; use die->type instead. Update call to
smash_to_method_type.
(read_structure_scope): Update call to dwarf2_add_member_fn.
* gdbtypes.c (allocate_stub_method): Update comment.
(smash_to_method_type): Take new NARGS and VARARGS arguments.
Use new argument layout.
(check_stub_method): Use new argument layout. Don't count
void as an argument.
(print_arg_types): Update comments. Use new argument layout.
(recursive_dump_type): Don't print arg_types member.
* hpread.c (hpread_read_struct_type): Use new argument layout.
(fixup_class_method_type): Likewise.
(hpread_type_lookup): Likewise.
* stabsread.c (read_type): Update calls to read_args and
smash_to_method_type.
(read_args): Use new argument layout. Simplify.
* valops.c (typecmp): Use new argument layout. Update parameters
and comments. Simplify.
(hand_function_call): Use new argument layout.
(search_struct_method): Update call to typecmp.
(find_overload_match): Use new argument layout.
* dwarf2read.c: #include "macrotab.h".
(dwarf_macinfo_buffer): New variable.
(struct dwarf2_pinfo): New members: dwarf_macinfo_buffer, and
dwarf_macinfo_size.
(DWARF_MACINFO_BUFFER, DWARF_MACINFO_SIZE): New macros.
(dwarf2_missing_macinfo_section, dwarf2_macros_too_long,
dwarf2_macros_not_terminated, dwarf2_macro_outside_file,
dwarf2_macro_unmatched_end_file, dwarf2_macro_malformed_definition,
dwarf2_macro_spaces_in_definition): New complaints.
(dwarf2_has_info): Initialize dwarf_macinfo_offset.
(dwarf2_build_psymtabs): Read the .dwarf_macinfo section.
(dwarf2_build_psymtabs_hard): Record the buffer and its size in
the partial symbol table.
(psymtab_to_symtab_1): Set the macinfo buffer and size globals
from what's recorded in the partial symbol table.
(read_file_scope): If the compilation unit has a
`DW_AT_macro_info' attribute, read its macro information.
* Makefile.in (dwarf2read.o): Depend on macrotab.h.
* dwarf2read.c (struct dwarf2_pinfo): New member: dwarf_line_size.
(DWARF_LINE_SIZE): New macro.
(dwarf2_build_psymtabs_hard): Record the line section's size in
the partial symbol table.
(psymtab_to_symtab_1): Restore dwarf_line_size from the partial
symbol table.
header (...expialidocious) out into its own function.
* dwarf2read.c (struct line_head, struct filenames, struct
directories): Replace with...
(struct line_header): New structure, containing the full
contents of the statement program header, including the
include directory and file name tables.
(read_file_scope): If we have line number info, instead of just
calling dwarf_decode_lines to do all the work, call
dwarf_decode_line_header first to get a `struct line_header'
containing the data in the statement program header, and then
pass that to dwarf_decode_lines, which will pick up where that
left off. Be sure to clean up the `struct line_header' object.
(dwarf_decode_line_header, free_line_header, add_include_dir,
add_file_name): New functions.
(dwarf_decode_lines): Move all the code to read the statement
program header into dwarf_decode_line_header. Take the line
header it built as the first argument, instead of the offset to
the compilation unit's line number info. Use the new `struct
line_header' type instead of the old structures. No need to do
cleanups here now, since we don't allocate anything.
(dwarf2_statement_list_fits_in_line_number_section,
dwarf2_line_header_too_long): New complaints.
* gdbtypes.h (TYPE_FLAG_VECTOR, TYPE_VECTOR): Define.
* gdbtypes.c (recursive_dump_type): Output the vector flag.
* dwarf2read.c (dwarf_attr_name): Handle new attribute for
vectors.
(read_array_type): Record the fact that this array type is really a
vector (i.e. are passed in by value).
* dwarf2read.c (struct function_range): New.
(cu_first_fn, cu_last_fn, cu_cached_fn): New.
(check_cu_functions): New.
(read_file_scope): Initialize global function lists.
Call dwarf_decode_line after processing children.
(read_func_scope): Add to global function list.
(dwarf_decode_lines): Call check_cu_functions everywhere
record_line is called. Call record_line with a linenumber
of 0 to mark sequence ends.
DW_TAG_string_type (this is acceptable under the current DWARF 2.1/3.0
standard.)
2) In read_tag_string_type(), a fix for FORTRAN that propagates the
first string length to all string types. This is important as FORTRAN
strings are not delimited as in C/C++.
3) Handling of the DW_LANG_Fortran95.
2001-12-08 Fred Fish <fnf@redhat.com>
* dwarf2read.c (read_typedef): Replace hand crafted type
initialization with a call to the init_type() function, which
is how the rest of gdb creates types.
2001-12-08 Fred Fish <fnf@redhat.com>
* dwarf2read.c (TYPE_FLAG_VARARGS): Remove from here.
* gdbtypes.h (TYPE_FLAG_VARARGS): Add here and change value to
not collide with other flag bits.
2001-12-08 Fred Fish <fnf@redhat.com>
* dwarf2read.c (read_base_type): Rename is_unsigned to type_flags.
For unsigned types set TYPE_FLAG_UNSIGNED and pass it to
init_type().
From Daniel Jacobowitz <drow@mvista.com>
* dbxread.c (dbx_symfile_read): Only reinitialize
the psymbol list if mainline or if both static
and global lists are empty.
* dwarf2read.c (dwarf2_build_psymtabs): Likewise.
* dwarfread.c (dwarf_build_psymtabs): Likewise.
* xcoffread.c (xcoff_initial_scan): Likewise.
* os9kread.c (os9k_symfile_read): Likewise.
(read_partial_die): Delete fourth argument; we return this info in
the struct partial_die_info object itself now.
(dwarf2_build_psymtabs_hard, scan_partial_symbols): Use the
has_pc_info field of the partial die struct, rather than passing a
variable by reference to read_partial_die.
code in loop condition. This seemed to be trying to round
info_ptr up to the next four-byte boundary, but that's not what it
actually did. If we discover the problem the old code was really
trying to address, we can fix it properly.
(top-level): #include filenames.h.
* dwarf2read.c (dwarf2_start_subfile): Use IS_ABSOLUTE_PATH and
FILENAME_CMP, to DTRT on non-Posix platforms.
(top-level): #include filenames.h.
* dwarf2read.c (DWARF2_REG_TO_REGNUM): New macro. Provide default
definition. Will be used to translate between the compiler's
register numbering and GDB's (for register variables etc).
(new_symbol): Use DWARF2_REG_TO_REGNUM to translate register ids.
read_comp_unit_head() and ``struct compu_unit_head'' parameter.
Include support for signed address case.
Fixes problem of global address size / sign being out-of-sync with
with current section.
* dwarf2read.c (dump_die): Use the proper printf format for
printing DW_UNSND values; they're longs now.
* dwarf2read.c (dump_die): We can read DW_FORM_data8 now, on
at least some platforms, so print it out too.
2000-06-14 James E. Wilson <wilson@bletchleypark.cygnus.com>
* dwarf2read.c (struct attribute): Change unsnd and snd field types
to long.
(read_8_bytes): Change return type to long.
(read_unsigned_leb128): Change return type to long. Change type of
local result to long. Cast argument of left shift to long.
(read_signed_leb128): Likewise.
Don't include "bfd-elf.h".
(address_significant_size): Delete variable.
(dwarf2_build_psymtabs_hard): Don't set it, or check for
consistency between it and the Dwarf 2 compilation unit header
address size.
(read_address): Don't mask off bits above
address_significant_size.
* Makefile.in (dwarf2read.o): Don't depend on $(elf_bfd_h).
(elf_bfd_h): Remove variable; it's no longer used.
* blockframe.c (find_pc_sect_partial_function): Add braces to avoid
possible nested-if confusion.
* breakpoint.c (breakpoint_here_p): Ditto.
(breakpoint_inserted_here_p): Ditto.
(breakpoint_thread_match): Ditto.
* gnu-regex.c: Define _REGEX_RE_COMP only if it isn't already defined.
* gnu-regex.h: Define _REGEX_RE_COMP to pick up old compatability
prototypes.
* symtab.h: Add prototype for _initialize_source.
* value.h: Add prototype for _initialize_value.
* defs.h: Include sys/types.h or stddef.h to get size_t.
(make_cleanup): Add make_cleanup_func typedef and switch to using
a prototype for this function.
(mfree): Add prototypes for mmalloc, mrealloc, mfree if we aren't
using mmalloc.
* ax-gdb.c breakpoint.c coffread.c corelow.c dbxread.c dwarf2read.c
dwarfread.c elfread.c eval.c exec.c gdbtk-cmds.c gdbtk.c infcmd.c
infrun.c mipsread.c nlmread.c os9kread.c parse.c printcmd.c symfile.c
symmisc.c symtab.c thread.c top.c tracepoint.c typeprint.c valops.c:
Cast parameters passed to make_cleanup to use the new
make_cleanup_func typedef.
More warning cleanups. There are still a bunch of places where the first
argument to make_cleanup is not cast to (make_cleanup_func); these are
either due to the function fitting the make_cleanup_func specification
already (e.g. free()) or they are in files that weren't compiled when
I did my make on a Linux native system. Bwahahaha. You can see them
like this:
grep make_cleanup\ * | grep -v make_cleanup_func
I'll surely go back and clean up the remaining suspicious calls in
GDB one of these days. :-)
address range of a compilation unit without children.
* mdebugread.c (parse_partial_symbols): Fix handling of stabs
continuations, use xmalloc and xrealloc.
on C++ functions.
* valops.c (value_arg_coerce): Add new argument to indicate whether
the function has a prototype, handle integer and float promotions
accordingly.
(call_function_by_hand): Always call value_arg_coerce, pass down
prototype information.
%o0-%o5 as 64-bit values; compensate for stack bias.
(USE_STRUCT_CONVENTION): We only pass pointers to structs
if they're larger than 32 bytes.
(REG_STRUCT_HAS_ADDR): Ditto.
* sparc-tdep.c (sparc_init_extra_frame_info): Use read_sp()
instead of read_register. If the target is a sparc64 and the frame
pointer is odd, compensate for the stack bias.
(get_saved_register): Use read_sp().
(DUMMY_STACK_REG_BUF_SIZE): Use FP_REGISTER_BYTES.
(sparc_push_dummy_frame): Use read_sp()/write_sp(). On sparc64,
save the PC, NPC, CCR, FSR, FPRS, Y and ASI registers.
(sparc_frame_find_saved_regs): Use read_sp(). Read the PC, NPC,
CCR, FSR, FPRS, Y and ASI registers from the frame, if it's a
dummy frame.
(sparc_pop_frame): Use write_sp(). If the target is a sparc64 and
the FP is odd, compensate for stack bias.
(sparc_store_return_value): Right-justify the return value before
writing it to %o0.
(sparc_fix_call_dummy): Don't NOP out part of the call dummy on
sparc64.
(sparc64_read_sp, sparc64_read_fp, sparc64_write_sp,
sparc64_write_fp, sp64_push_arguments,
sparc64_extract_return_value): New functions to support the
sparc64 ABI.
* dwarfread.c (handle_producer): Set processing_gcc_compilation to
the right version number.
* dwarf2read.c (read_file_scope): Assume we're processing
GCC2 output.
In dwarf2read.c, if the ABI is 32 bit and 64 bit addresses are encountered
discard the most significant 32 bits.
Use CORE_ADDR for address variables instead of long.
Add more explicit tx49 configur target.
Check/use sigaction/SA_RESTART in remote-sim.c
Add a bunch of macros.
* coffread.c, dwarf2read.c, dwarfread.c, mdebugread.c, stabsread.c:
Update to use new macros.
* coffread.c, hpread.c, stabsread.c: Remove bugus TYPE_FIELD_VALUE.
* value.h, values.c (value_static_field): New function.
* cp-valprint.c, valops.c: Modify to use value_static_field.
(record_debugformat): Declare global function.
* buildsym.c (start_subfile): Initialize debugformat member
to NULL.
(record_debugformat): New function to record the format.
(end_symtab): Copy format into symtab debugformat member.
(end_symtab): Free subfile debugformat member.
* symmisc.c (free_symtab): Free debugformat when freeing
symtab.
* symfile.c (allocate_symtab): Initialize the new debugformat
member for new symtabs.
* symtab.h (struct symtab): Add debugformat member.
* source.c (source_info): Print the debug format.
* os9kread.c (os9k_process_one_symbol): Call record_debugformat
with "OS9".
* hpread.c (hpread_expand_symtab): Call record_debugformat
with "HP".
(hpread_process_one_debug_symbol): Ditto.
* dbxread.c (process_one_symbol): Call record_debugformat
with "stabs".
* coffread.c (coff_start_symtab): Call record_debugformat
with "COFF".
* xcoffread.c (read_xcoff_symtab): Call record_debugformat
with "XCOFF".
* dwarfread.c (read_file_scope): Call record_debugformat
with "DWARF 1".
* dwarf2read.c (read_file_scope): Call record_debugformat
with "DWARF 2".
* dstread.c (dst_end_symtab): Set debugformat to be
"Apollo DST".
* mdebugread.c (new_symtab): Set debugformat to be "ECOFF".
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.