diff options
Diffstat (limited to 'gdb/xcoffread.c')
-rw-r--r-- | gdb/xcoffread.c | 90 |
1 files changed, 32 insertions, 58 deletions
diff --git a/gdb/xcoffread.c b/gdb/xcoffread.c index 7719785..579ed30 100644 --- a/gdb/xcoffread.c +++ b/gdb/xcoffread.c @@ -1,5 +1,6 @@ -/* Read AIXcoff symbol tables and convert to internal format, for GDB. - Copyright (C) 1986-1991 Free Software Foundation, Inc. +/* Read AIX xcoff symbol tables and convert to internal format, for GDB. + Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992 + Free Software Foundation, Inc. Derived from coffread.c, dbxread.c, and a lot of hacking. Contributed by IBM Corporation. @@ -22,10 +23,11 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "defs.h" #include "bfd.h" -#ifdef IBM6000_HOST -/* Native only: Need struct tbtable in <sys/debug.h>. */ +#if defined(IBM6000_HOST) && defined(IBM6000_TARGET) +/* Native only: Need struct tbtable in <sys/debug.h> from host, and + need xcoff_add_toc_to_loadinfo in rs6000-tdep.c from target. */ -/* AIX COFF names have a preceeding dot `.' */ +/* AIX XCOFF names have a preceeding dot `.' */ #define NAMES_HAVE_DOT 1 #include <sys/types.h> @@ -175,21 +177,21 @@ static int init_stringtab PARAMS ((bfd *, long, struct objfile *)); static void -aixcoff_symfile_init PARAMS ((struct objfile *)); +xcoff_symfile_init PARAMS ((struct objfile *)); static void -aixcoff_new_init PARAMS ((struct objfile *)); +xcoff_new_init PARAMS ((struct objfile *)); struct section_offset; static void -aixcoff_symfile_read PARAMS ((struct objfile *, struct section_offset *, int)); +xcoff_symfile_read PARAMS ((struct objfile *, struct section_offset *, int)); static void -aixcoff_symfile_finish PARAMS ((struct objfile *)); +xcoff_symfile_finish PARAMS ((struct objfile *)); static struct section_offsets * -aixcoff_symfile_offsets PARAMS ((struct objfile *, CORE_ADDR)); +xcoff_symfile_offsets PARAMS ((struct objfile *, CORE_ADDR)); static int init_lineno PARAMS ((bfd *, long, int)); @@ -453,11 +455,11 @@ static void record_include_begin (cs) struct coff_symbol *cs; { - /* In aixcoff, we assume include files cannot be nested (not in .c files + /* In xcoff, we assume include files cannot be nested (not in .c files of course, but in corresponding .s files.) */ if (inclDepth) - fatal ("aix internal: pending include file exists."); + fatal ("xcoff internal: pending include file exists."); ++inclDepth; @@ -489,7 +491,7 @@ struct coff_symbol *cs; InclTable *pTbl; if (inclDepth == 0) - fatal ("aix internal: Mismatch C_BINCL/C_EINCL pair found."); + fatal ("xcoff internal: Mismatch C_BINCL/C_EINCL pair found."); pTbl = &inclTable [inclIndx]; pTbl->end = cs->c_value; @@ -979,7 +981,7 @@ static struct symbol parmsym = { /* default parameter symbol */ } -/* aixcoff has static blocks marked in `.bs', `.es' pairs. They cannot be +/* xcoff has static blocks marked in `.bs', `.es' pairs. They cannot be nested. At any given time, a symbol can only be in one static block. This is the base address of current static block, zero if non exists. */ @@ -1073,7 +1075,7 @@ read_xcoff_symtab (objfile, nsyms) /* READ_ONE_SYMBOL (symbol, cs, symname_alloced); */ /* read one symbol into `cs' structure. After processing the whole symbol table, only string table will be kept in memory, symbol table and debug - section of aixcoff will be freed. Thus we can mark symbols with names + section of xcoff will be freed. Thus we can mark symbols with names in string table as `alloced'. */ { int ii; @@ -2030,7 +2032,7 @@ init_lineno (abfd, offset, size) (a \ at the end of the text of a name) call this function to get the continuation. */ /* So far, I haven't seen this happenning xlc output. I doubt we'll need this - for aixcoff. */ + for xcoff. */ #undef next_symbol_text #define next_symbol_text() \ @@ -2100,42 +2102,14 @@ char **pp; } } -#if 0 /* Seems to be unused, don't bother converting from old misc function - vector usage to new minimal symbol tables. FIXME: Delete this? */ - -/* if we now nothing about a function but its address, make a function symbol - out of it with the limited knowladge you have. This will be used when - somebody refers to a function, which doesn't exist in the symbol table, - but is in the minimal symbol table. */ - -struct symbol * -build_function_symbol (ind, objfile) - int ind; - struct objfile *objfile; -{ - struct symbol *sym = - (struct symbol *) obstack_alloc (&objfile->symbol_obstack, sizeof (struct symbol)); - SYMBOL_NAME (sym) = misc_function_vector[ind].name; - /* SYMBOL_VALUE (sym) = misc_function_vector[ind].address; */ - SYMBOL_NAMESPACE (sym) = VAR_NAMESPACE; - SYMBOL_CLASS (sym) = LOC_BLOCK; - SYMBOL_TYPE (sym) = lookup_function_type (lookup_fundamental_type (current_objfile, FT_INTEGER)); - SYMBOL_BLOCK_VALUE (sym) = (struct block *) - obstack_alloc (&objfile->symbol_obstack, sizeof (struct block)); - BLOCK_START (SYMBOL_BLOCK_VALUE (sym)) = misc_function_vector[ind].address; - return sym; -} - -#endif - static void -aixcoff_new_init (objfile) +xcoff_new_init (objfile) struct objfile *objfile; { } static void -aixcoff_symfile_init (objfile) +xcoff_symfile_init (objfile) struct objfile *objfile; { bfd *abfd = objfile->obfd; @@ -2152,7 +2126,7 @@ aixcoff_symfile_init (objfile) objfile struct from the global list of known objfiles. */ static void -aixcoff_symfile_finish (objfile) +xcoff_symfile_finish (objfile) struct objfile *objfile; { if (objfile -> sym_private != NULL) @@ -2251,10 +2225,10 @@ free_debugsection() } -/* aixcoff version of symbol file read. */ +/* xcoff version of symbol file read. */ static void -aixcoff_symfile_read (objfile, section_offset, mainline) +xcoff_symfile_read (objfile, section_offset, mainline) struct objfile *objfile; struct section_offset *section_offset; int mainline; @@ -2341,7 +2315,7 @@ aixcoff_symfile_read (objfile, section_offset, mainline) static struct section_offsets * -aixcoff_symfile_offsets (objfile, addr) +xcoff_symfile_offsets (objfile, addr) struct objfile *objfile; CORE_ADDR addr; { @@ -2358,24 +2332,24 @@ aixcoff_symfile_offsets (objfile, addr) return section_offsets; } -/* Register our ability to parse symbols for aixcoff BFD files. */ +/* Register our ability to parse symbols for xcoff BFD files. */ -static struct sym_fns aixcoff_sym_fns = +static struct sym_fns xcoff_sym_fns = { "aixcoff-rs6000", /* sym_name: name or name prefix of BFD target type */ 15, /* sym_namelen: number of significant sym_name chars */ - aixcoff_new_init, /* sym_new_init: init anything gbl to entire symtab */ - aixcoff_symfile_init, /* sym_init: read initial info, setup for sym_read() */ - aixcoff_symfile_read, /* sym_read: read a symbol file into symtab */ - aixcoff_symfile_finish, /* sym_finish: finished with file, cleanup */ - aixcoff_symfile_offsets, /* sym_offsets: xlate offsets ext->int form */ + xcoff_new_init, /* sym_new_init: init anything gbl to entire symtab */ + xcoff_symfile_init, /* sym_init: read initial info, setup for sym_read() */ + xcoff_symfile_read, /* sym_read: read a symbol file into symtab */ + xcoff_symfile_finish, /* sym_finish: finished with file, cleanup */ + xcoff_symfile_offsets, /* sym_offsets: xlate offsets ext->int form */ NULL /* next: pointer to next struct sym_fns */ }; void _initialize_xcoffread () { - add_symtab_fns(&aixcoff_sym_fns); + add_symtab_fns(&xcoff_sym_fns); } #else /* IBM6000_HOST */ |