X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=gdb%2Fxcoffread.c;h=9571ac8f554b8295f7b7282ee298b8ffa5b55bd3;hb=deb44829ecc1dd38275af0fcf91acd319e227a89;hp=17c45b96bae4aa102d5541315eaae649966898db;hpb=f56ce88372c4b5848638bab8b10b71042725a100;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/xcoffread.c b/gdb/xcoffread.c index 17c45b96ba..9571ac8f55 100644 --- a/gdb/xcoffread.c +++ b/gdb/xcoffread.c @@ -1,5 +1,5 @@ /* Read AIX xcoff symbol tables and convert to internal format, for GDB. - Copyright (C) 1986-2013 Free Software Foundation, Inc. + Copyright (C) 1986-2015 Free Software Foundation, Inc. Derived from coffread.c, dbxread.c, and a lot of hacking. Contributed by IBM Corporation. @@ -24,12 +24,10 @@ #include #include #include -#include "gdb_string.h" - #ifdef HAVE_SYS_FILE_H #include #endif -#include "gdb_stat.h" +#include #include "coff/internal.h" #include "libcoff.h" /* FIXME, internal data from BFD */ @@ -121,11 +119,6 @@ static CORE_ADDR first_object_file_end; #define INITIAL_STABVECTOR_LENGTH 40 -/* Nonzero if within a function (so symbols should be local, - if nothing says specifically). */ - -int within_function; - /* Size of a COFF symbol. I think it is always 18, so I'm not sure there is any reason not to just use a #define, but might as well ask BFD for the size and store it here, I guess. */ @@ -771,7 +764,7 @@ process_linenos (CORE_ADDR start, CORE_ADDR end) fool it. */ #if 0 - start_subfile (inclTable[ii].name, (char *) 0); + start_subfile (inclTable[ii].name); #else { /* Pick a fake name that will produce the same results as this @@ -781,7 +774,7 @@ process_linenos (CORE_ADDR start, CORE_ADDR end) if (fakename == NULL) fakename = " ?"; - start_subfile (fakename, (char *) 0); + start_subfile (fakename); xfree (current_subfile->name); } current_subfile->name = xstrdup (inclTable[ii].name); @@ -803,7 +796,7 @@ process_linenos (CORE_ADDR start, CORE_ADDR end) current_subfile->line_vector_length = current_subfile->line_vector->nitems; - start_subfile (pop_subfile (), (char *) 0); + start_subfile (pop_subfile ()); } } @@ -811,9 +804,6 @@ return_after_cleanup: /* We don't want to keep alloc/free'ing the global include file table. */ inclIndx = 0; - - /* Start with a fresh subfile structure for the next file. */ - memset (&main_subfile, '\0', sizeof (struct subfile)); } static void @@ -948,7 +938,6 @@ record_minimal_symbol (const char *name, CORE_ADDR address, if (name[0] == '.') ++name; - address += ANOFFSET (objfile->section_offsets, section); prim_record_minimal_symbol_and_info (name, address, ms_type, secnum_to_section (n_scnum, objfile), objfile); @@ -1039,7 +1028,7 @@ read_xcoff_symtab (struct objfile *objfile, struct partial_symtab *pst) /* fcn_cs_saved is global because process_xcoff_symbol needs it. */ union internal_auxent fcn_aux_saved = main_aux; - struct context_stack *new; + struct context_stack *newobj; char *filestring = " _start_ "; /* Name of the current file. */ @@ -1056,7 +1045,7 @@ read_xcoff_symtab (struct objfile *objfile, struct partial_symtab *pst) last_csect_name = 0; start_stabs (); - start_symtab (filestring, (char *) NULL, file_start_addr); + start_symtab (objfile, filestring, (char *) NULL, file_start_addr); record_debugformat (debugfmt); symnum = ((struct symloc *) pst->read_symtab_private)->first_symnum; max_symnum = @@ -1142,13 +1131,13 @@ read_xcoff_symtab (struct objfile *objfile, struct partial_symtab *pst) { if (get_last_source_file ()) { - pst->symtab = end_symtab (cur_src_end_addr, objfile, - SECT_OFF_TEXT (objfile)); + pst->compunit_symtab = end_symtab (cur_src_end_addr, + SECT_OFF_TEXT (objfile)); end_stabs (); } start_stabs (); - start_symtab ("_globals_", (char *) NULL, (CORE_ADDR) 0); + start_symtab (objfile, "_globals_", (char *) NULL, (CORE_ADDR) 0); record_debugformat (debugfmt); cur_src_end_addr = first_object_file_end; /* Done with all files, everything from here on is globals. */ @@ -1200,13 +1189,13 @@ read_xcoff_symtab (struct objfile *objfile, struct partial_symtab *pst) { complete_symtab (filestring, file_start_addr); cur_src_end_addr = file_end_addr; - end_symtab (file_end_addr, objfile, - SECT_OFF_TEXT (objfile)); + end_symtab (file_end_addr, SECT_OFF_TEXT (objfile)); end_stabs (); start_stabs (); /* Give all csects for this source file the same name. */ - start_symtab (filestring, NULL, (CORE_ADDR) 0); + start_symtab (objfile, filestring, NULL, + (CORE_ADDR) 0); record_debugformat (debugfmt); } @@ -1322,7 +1311,7 @@ read_xcoff_symtab (struct objfile *objfile, struct partial_symtab *pst) complete_symtab (filestring, file_start_addr); cur_src_end_addr = file_end_addr; - end_symtab (file_end_addr, objfile, SECT_OFF_TEXT (objfile)); + end_symtab (file_end_addr, SECT_OFF_TEXT (objfile)); end_stabs (); /* XCOFF, according to the AIX 3.2 documentation, puts the @@ -1341,7 +1330,7 @@ read_xcoff_symtab (struct objfile *objfile, struct partial_symtab *pst) filestring = cs->c_name; start_stabs (); - start_symtab (filestring, (char *) NULL, (CORE_ADDR) 0); + start_symtab (objfile, filestring, (char *) NULL, (CORE_ADDR) 0); record_debugformat (debugfmt); last_csect_name = 0; @@ -1366,13 +1355,13 @@ read_xcoff_symtab (struct objfile *objfile, struct partial_symtab *pst) within_function = 1; - new = push_context (0, fcn_start_addr + off); + newobj = push_context (0, fcn_start_addr + off); - new->name = define_symbol + newobj->name = define_symbol (fcn_cs_saved.c_value + off, fcn_stab_saved.c_name, 0, 0, objfile); - if (new->name != NULL) - SYMBOL_SECTION (new->name) = SECT_OFF_TEXT (objfile); + if (newobj->name != NULL) + SYMBOL_SECTION (newobj->name) = SECT_OFF_TEXT (objfile); } else if (strcmp (cs->c_name, ".ef") == 0) { @@ -1390,22 +1379,21 @@ read_xcoff_symtab (struct objfile *objfile, struct partial_symtab *pst) within_function = 0; break; } - new = pop_context (); + newobj = pop_context (); /* Stack must be empty now. */ - if (context_stack_depth > 0 || new == NULL) + if (context_stack_depth > 0 || newobj == NULL) { ef_complaint (cs->c_symnum); within_function = 0; break; } - finish_block (new->name, &local_symbols, new->old_blocks, - new->start_addr, + finish_block (newobj->name, &local_symbols, newobj->old_blocks, + newobj->start_addr, (fcn_cs_saved.c_value + fcn_aux_saved.x_sym.x_misc.x_fsize + ANOFFSET (objfile->section_offsets, - SECT_OFF_TEXT (objfile))), - objfile); + SECT_OFF_TEXT (objfile)))); within_function = 0; } break; @@ -1471,7 +1459,7 @@ read_xcoff_symtab (struct objfile *objfile, struct partial_symtab *pst) if (strcmp (cs->c_name, ".bb") == 0) { depth++; - new = push_context (depth, + newobj = push_context (depth, (cs->c_value + ANOFFSET (objfile->section_offsets, SECT_OFF_TEXT (objfile)))); @@ -1483,8 +1471,8 @@ read_xcoff_symtab (struct objfile *objfile, struct partial_symtab *pst) eb_complaint (cs->c_symnum); break; } - new = pop_context (); - if (depth-- != new->depth) + newobj = pop_context (); + if (depth-- != newobj->depth) { eb_complaint (cs->c_symnum); break; @@ -1492,14 +1480,13 @@ read_xcoff_symtab (struct objfile *objfile, struct partial_symtab *pst) if (local_symbols && context_stack_depth > 0) { /* Make a block for the local symbols within. */ - finish_block (new->name, &local_symbols, new->old_blocks, - new->start_addr, + finish_block (newobj->name, &local_symbols, newobj->old_blocks, + newobj->start_addr, (cs->c_value + ANOFFSET (objfile->section_offsets, - SECT_OFF_TEXT (objfile))), - objfile); + SECT_OFF_TEXT (objfile)))); } - local_symbols = new->locals; + local_symbols = newobj->locals; } break; @@ -1511,17 +1498,17 @@ read_xcoff_symtab (struct objfile *objfile, struct partial_symtab *pst) if (get_last_source_file ()) { - struct symtab *s; + struct compunit_symtab *cust; complete_symtab (filestring, file_start_addr); cur_src_end_addr = file_end_addr; - s = end_symtab (file_end_addr, objfile, SECT_OFF_TEXT (objfile)); + cust = end_symtab (file_end_addr, SECT_OFF_TEXT (objfile)); /* When reading symbols for the last C_FILE of the objfile, try - to make sure that we set pst->symtab to the symtab for the + to make sure that we set pst->compunit_symtab to the symtab for the file, not to the _globals_ symtab. I'm not sure whether this actually works right or when/if it comes up. */ - if (pst->symtab == NULL) - pst->symtab = s; + if (pst->compunit_symtab == NULL) + pst->compunit_symtab = cust; end_stabs (); } } @@ -1567,7 +1554,7 @@ process_xcoff_symbol (struct coff_symbol *cs, struct objfile *objfile) if (name[0] == '.') ++name; - initialize_symbol (sym); + initialize_objfile_symbol (sym); /* default assumptions */ SYMBOL_VALUE_ADDRESS (sym) = cs->c_value + off; @@ -2114,7 +2101,7 @@ xcoff_end_psymtab (struct objfile *objfile, struct partial_symtab *pst, subpst->n_static_syms = 0; subpst->readin = 0; - subpst->symtab = 0; + subpst->compunit_symtab = NULL; subpst->read_symtab = pst->read_symtab; } @@ -2649,7 +2636,7 @@ scan_xcoff_symtab (struct objfile *objfile) case C_DECL: case C_STSYM: { - char *p; + const char *p; swap_sym (&symbol, &main_aux[0], &namestring, &sraw_symbol, &ssymnum, objfile); @@ -2776,7 +2763,7 @@ scan_xcoff_symtab (struct objfile *objfile) Accept either. */ while (*p && *p != ';' && *p != ',') { - char *q; + const char *q; /* Check for and handle cretinous dbx symbol name continuation! */ @@ -2852,7 +2839,7 @@ scan_xcoff_symtab (struct objfile *objfile) loader-generated definitions. Keeping the global symbols leads to "in psymbols but not in symbols" errors. */ - if (strncmp (namestring, "@FIX", 4) == 0) + if (startswith (namestring, "@FIX")) continue; symbol.n_value += ANOFFSET (objfile->section_offsets, @@ -3104,8 +3091,6 @@ static const struct sym_fns xcoff_sym_fns = xcoffread.c reads all the symbols and does in fact randomly access them (in C_BSTAT and line number processing). */ - bfd_target_xcoff_flavour, - xcoff_new_init, /* init anything gbl to entire symtab */ xcoff_symfile_init, /* read initial info, setup for sym_read() */ xcoff_initial_scan, /* read a symbol file into symtab */ @@ -3194,7 +3179,7 @@ extern initialize_file_ftype _initialize_xcoffread; void _initialize_xcoffread (void) { - add_symtab_fns (&xcoff_sym_fns); + add_symtab_fns (bfd_target_xcoff_flavour, &xcoff_sym_fns); xcoff_objfile_data_key = register_objfile_data_with_cleanup (NULL, xcoff_free_info);