* bfd.c (struct bfd_preserve): New.
(bfd_preserve_save): New function. (bfd_preserve_restore): Ditto. (bfd_preserve_finish): Ditto. * bfd-in2.h: Regenerate. * mach-o.c: Formatting. (bfd_mach_o_scan_read_symtab_symbol): Make "value" unsigned. (bfd_mach_o_object_p): Use bfd_preserve_save/restore/finish. (bfd_mach_o_core_p): Ditto. (bfd_mach_o_scan): Pass in mdata. * mach-o.h (bfd_mach_o_scan): Update prototype. * pef.c: Formatting. (bfd_pef_object_p): Use bfd_preserve_save/restore/finish. (bfd_pef_xlib_object_p): Ditto. (bfd_pef_scan): Pass in mdata. Move version check to bfd_pef_object_p. * pef.h (bfd_pef_scan): Update prototype. * xsym.c: Formatting, K&R fixes. (bfd_sym_object_p): Use bfd_preserve_save/restore/finish. (bfd_sym_scan): New function split out from bfd_sym_object_p. * xsym.h (bfd_sym_scan): Declare. * elfcode.h (elf_object_p): Use bfd_preserve_save/restore/finish. (elf_core_file_p): Likewise. * targets.c (_bfd_target_vector): Revert 2002-11-08 change.
This commit is contained in:
Alan Modra
parent
c4c4121963
commit
e84d6fca26
11 changed files with 1068 additions and 753 deletions
62
bfd/xsym.h
62
bfd/xsym.h
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@ -15,7 +15,7 @@
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include "bfd.h"
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@ -103,7 +103,7 @@ typedef struct bfd_sym_file_reference bfd_sym_file_reference;
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/* NAME TABLE (NTE). */
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/* RESOURCES TABLE (RTE)
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All code and data is *defined* to reside in a resource. Even A5
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relative data is defined to reside in a dummy resource of ResType
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'gbld'. Code always resides in a resource. Because a code/data
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@ -128,7 +128,7 @@ struct bfd_sym_resources_table_entry
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typedef struct bfd_sym_resources_table_entry bfd_sym_resources_table_entry;
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/* MODULES TABLE (MTE)
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Modules table entries are ordered by their appearance in a resource.
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(Note that having a single module copied into two resources is not
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possible). Modules map back to their resource via an index into the
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@ -159,19 +159,19 @@ struct bfd_sym_modules_table_entry
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unsigned long mte_ctte_index; /* Types contained in this. */
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unsigned long mte_csnte_idx_1; /* CSNTE index of mte_snbr_first. */
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unsigned long mte_csnte_idx_2; /* CSNTE index of mte_snbr_last. */
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};
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};
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typedef struct bfd_sym_modules_table_entry bfd_sym_modules_table_entry;
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/* FILE REFERENCES TABLE (FRTE)
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The FILE REFERENCES TABLE maps from source file to module & offset.
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The table is ordered by increasing file offset. Each new offset
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references a module.
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FRT = FILE_SOURCE_START
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FILE_SOURCE_INCREMENT*
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END_OF_LIST.
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*** THIS MECHANISM IS VERY SLOW FOR FILE+STATEMENT_NUMBER TO
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*** MODULE/CODE ADDRESS OPERATIONS. ANOTHER MECHANISM IS
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*** REQUIRED!! */
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@ -193,7 +193,7 @@ union bfd_sym_file_references_table_entry
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unsigned long mod_date;
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}
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filename;
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struct
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{
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/* < FILE_NAME_INDEX. */
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@ -209,7 +209,7 @@ typedef union bfd_sym_file_references_table_entry bfd_sym_file_references_table_
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Contained Modules are lists of indices into the modules table. The
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lists are terminated by an END_OF_LIST index. All entries are of the
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same size, hence mapping an index into a CMTE list is simple.
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CMT = MTE_INDEX* END_OF_LIST. */
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union bfd_sym_contained_modules_table_entry
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@ -220,7 +220,7 @@ union bfd_sym_contained_modules_table_entry
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unsigned long type;
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}
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generic;
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struct
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{
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unsigned long mte_index; /* Index into the Modules Table. */
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@ -231,7 +231,7 @@ union bfd_sym_contained_modules_table_entry
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typedef union bfd_sym_contained_modules_table_entry bfd_sym_contained_modules_table_entry;
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/* CONTAINED VARIABLES TABLE (CVTE)
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Contained Variables map into the module table, file table, name table, and type
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table. Contained Variables are a contiguous list of source file change record,
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giving the name of and offset into the source file corresponding to all variables
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@ -240,25 +240,25 @@ typedef union bfd_sym_contained_modules_table_entry bfd_sym_contained_modules_ta
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table giving the type of the variable, an increment added to the source file
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offset giving the start of the implementation of the variable, and a storage
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class address, giving information on variable's runtime address.
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CVT = SOURCE_FILE_CHANGE SYMBOL_INFO* END_OF_LIST.
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SYMBOL_INFO = SYMBOL_DEFINITION | SOURCE_FILE_CHANGE .
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All entries are of the same size, making the fetching of data simple. The
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variable entries in the list are in ALPHABETICAL ORDER to simplify the display of
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available variables for several of the debugger's windows. */
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/* 'la_size' determines the variant used below:
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== BFD_SYM_CVTE_SCA
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Traditional STORAGE_CLASS_ADDRESS;
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<= BFD_SYM_CVTE_LA_MAX_SIZE
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That many logical address bytes ("in-situ");
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== BFD_SYM_CVTE_BIG_LA
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Logical address bytes in constant pool, at offset 'big_la'. */
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#define BFD_SYM_CVTE_SCA 0 /* Indicate SCA variant of CVTE. */
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#define BFD_SYM_CVTE_LA_MAX_SIZE 13 /* Max# of logical address bytes in a CVTE. */
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#define BFD_SYM_CVTE_BIG_LA 127 /* Indicates LA redirection to constant pool. */
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@ -322,7 +322,7 @@ union bfd_sym_contained_variables_table_entry
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typedef union bfd_sym_contained_variables_table_entry bfd_sym_contained_variables_table_entry;
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/* CONTAINED STATEMENTS TABLE (CSNTE)
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Contained Statements table. This table is similar to the Contained
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Variables table except that instead of VARIABLE_DEFINITION entries, this
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module contains STATEMENT_NUMBER_DEFINITION entries. A statement number
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@ -332,7 +332,7 @@ typedef union bfd_sym_contained_variables_table_entry bfd_sym_contained_variable
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All entries are of the same size, making the fetching of data simple. The
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entries in the table are in order of increasing statement number within the
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source file.
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The Contained Statements table is indexed from two places. An MTE contains
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an index to the first statement number within the module. An FRTE contains
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an index to the first statement in the table (Possibly. This is slow.) Or
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@ -367,7 +367,7 @@ union bfd_sym_contained_statements_table_entry
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typedef union bfd_sym_contained_statements_table_entry bfd_sym_contained_statements_table_entry;
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/* CONTAINED LABELS TABLE (CLTE)
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Contained Labels table names those labels local to the module. It is similar
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to the Contained Statements table. */
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typedef union bfd_sym_contained_labels_table_entry bfd_sym_contained_labels_table_entry;
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/* CONTAINED TYPES TABLE (CTTE)
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Contained Types define the named types that are in the module. It is used to
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map name indices into type indices. The type entries in the table are in
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alphabetical order by type name. */
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@ -427,7 +427,7 @@ union bfd_sym_contained_types_table_entry
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struct
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{
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/* < SOURCE_FILE_CHANGE. */
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unsigned long tte_index;
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unsigned long tte_index;
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unsigned long nte_index;
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unsigned long file_delta; /* From last file definition. */
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}
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@ -451,7 +451,7 @@ struct bfd_sym_type_information_table_entry
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typedef struct bfd_sym_type_information_table_entry bfd_sym_type_information_table_entry;
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/* FILE REFERENCES INDEX TABLE (FITE)
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The FRTE INDEX TABLE indexes into the FILE REFERENCE TABLE above. The FRTE
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at that index is the FILE_SOURCE_START for a series of files. The FRTEs are
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indexed from 1. The list is terminated with an END_OF_LIST. */
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@ -463,7 +463,7 @@ union bfd_sym_file_references_index_table_entry
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unsigned long type;
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}
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generic;
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struct
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{
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unsigned long frte_index; /* Index into the FRTE table. */
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typedef union bfd_sym_file_references_index_table_entry bfd_sym_file_references_index_table_entry;
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/* CONSTANT POOL (CONST)
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The CONSTANT_POOL consists of entries that start on word boundaries. The entries
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are referenced by byte index into the constant pool, not by record number.
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Each entry takes the form:
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<16-bit size>
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<that many bytes of stuff>
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Entries do not cross page boundaries. */
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typedef short bfd_sym_constant_pool_entry;
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@ -493,7 +493,7 @@ typedef short bfd_sym_constant_pool_entry;
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allocations. For the purposes of paging, the * file is considered
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to be an array of dshb_page_size blocks, with block 0 (and *
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possibly more) devoted to the DISK_SYMBOL_HEADER_BLOCK.
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The dti_object_count field means that the allowed indices for that
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type of object are 0 .. dti_object_count. An index of 0, although
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allowed, is never done. However, an 0th entry is created in the
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};
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typedef struct bfd_sym_table_info bfd_sym_table_info;
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struct bfd_sym_header_block
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struct bfd_sym_header_block
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{
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unsigned char dshb_id[32]; /* Version information. */
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unsigned short dshb_page_size; /* Size of the pages/blocks. */
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PARAMS ((bfd *, FILE *));
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extern void bfd_sym_display_type_information_table
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PARAMS ((bfd *, FILE *));
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extern int bfd_sym_scan
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PARAMS ((bfd *, bfd_sym_version, bfd_sym_data_struct *));
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extern const bfd_target * bfd_sym_object_p
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PARAMS ((bfd *));
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extern asymbol * bfd_sym_make_empty_symbol
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