mirror of
https://github.com/espressif/binutils-gdb.git
synced 2025-06-17 16:05:56 +08:00
* dlltool.c (dump_iat): Remove unused function.
(gen_exp_file): Remove #if 0'd code. (make_one_lib_file): Likewise. * srconv.c: Remove #if 0'd code throughout. * size.c (lprint_number): Remove. (print_berkeley_format): Remove #if 0'd code. * ar.c (do_quick_append): Remove declaration and definiton. (main): Remove #if 0'd code. * filemode.c (filemodestring): Remove #if 0'd function. * sysdump.c (unit_info_list): Remove function. (object_body_list): Likewise. (program_structure): Likewise. (debug_list): Likewise. (module): Remove #if 0'd code.
This commit is contained in:
Ben Elliston
@ -694,9 +694,6 @@ static void generate_idata_ofile (FILE *);
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static void assemble_file (const char *, const char *);
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static void gen_exp_file (void);
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static const char *xlate (const char *);
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#if 0
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static void dump_iat (FILE *, export_type *);
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#endif
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static char *make_label (const char *, const char *);
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static char *make_imp_label (const char *, const char *);
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static bfd *make_one_lib_file (export_type *, int);
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@ -1815,14 +1812,6 @@ gen_exp_file (void)
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{
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if (exp->ordinal != i)
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{
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#if 0
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fprintf (f, "\t%s\t%d\t%s %d..%d missing\n",
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ASM_SPACE,
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(exp->ordinal - i) * 4,
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ASM_C,
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i, exp->ordinal - 1);
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i = exp->ordinal;
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#endif
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while (i < exp->ordinal)
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{
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fprintf(f,"\t%s\t0\n", ASM_LONG);
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@ -2034,29 +2023,6 @@ xlate (const char *name)
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return name;
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}
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/**********************************************************************/
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#if 0
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static void
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dump_iat (FILE *f, export_type *exp)
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{
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if (exp->noname && !show_allnames )
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{
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fprintf (f, "\t%s\t0x%08x\n",
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ASM_LONG,
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exp->ordinal | 0x80000000); /* hint or orindal ?? */
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}
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else
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{
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fprintf (f, "\t%sID%d%s\n", ASM_RVA_BEFORE,
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exp->ordinal,
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ASM_RVA_AFTER);
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}
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}
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#endif
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typedef struct
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{
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int id;
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@ -2207,466 +2173,409 @@ make_imp_label (const char *prefix, const char *name)
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static bfd *
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make_one_lib_file (export_type *exp, int i)
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{
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#if 0
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{
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char *name;
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FILE *f;
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const char *prefix = "d";
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char *dest;
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name = (char *) alloca (strlen (prefix) + 10);
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sprintf (name, "%ss%05d.s", prefix, i);
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f = fopen (name, FOPEN_WT);
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fprintf (f, "\t.text\n");
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fprintf (f, "\t%s\t%s%s\n", ASM_GLOBAL, ASM_PREFIX (exp->name), exp->name);
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if (create_compat_implib)
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fprintf (f, "\t%s\t__imp_%s\n", ASM_GLOBAL, exp->name);
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fprintf (f, "\t%s\t_imp__%s\n", ASM_GLOBAL, exp->name);
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if (create_compat_implib)
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fprintf (f, "%s%s:\n\t%s\t__imp_%s\n", ASM_PREFIX (exp->name),
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exp->name, ASM_JUMP, exp->name);
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fprintf (f, "\t.section\t.idata$7\t%s To force loading of head\n", ASM_C);
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fprintf (f, "\t%s\t%s\n", ASM_LONG, head_label);
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fprintf (f,"%s Import Address Table\n", ASM_C);
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fprintf (f, "\t.section .idata$5\n");
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if (create_compat_implib)
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fprintf (f, "__imp_%s:\n", exp->name);
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fprintf (f, "_imp__%s:\n", exp->name);
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dump_iat (f, exp);
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fprintf (f, "\n%s Import Lookup Table\n", ASM_C);
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fprintf (f, "\t.section .idata$4\n");
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dump_iat (f, exp);
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if(!exp->noname || show_allnames)
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{
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fprintf (f, "%s Hint/Name table\n", ASM_C);
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fprintf (f, "\t.section .idata$6\n");
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fprintf (f, "ID%d:\t%s\t%d\n", exp->ordinal, ASM_SHORT, exp->hint);
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fprintf (f, "\t%s\t\"%s\"\n", ASM_TEXT, xlate (exp->name));
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}
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fclose (f);
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dest = (char *) alloca (strlen (prefix) + 10);
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sprintf (dest, "%ss%05d.o", prefix, i);
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assemble_file (name, dest);
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}
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#else /* if 0 */
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{
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bfd * abfd;
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asymbol * exp_label;
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asymbol * iname = 0;
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asymbol * iname2;
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asymbol * iname_lab;
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asymbol ** iname_lab_pp;
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asymbol ** iname_pp;
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bfd * abfd;
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asymbol * exp_label;
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asymbol * iname = 0;
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asymbol * iname2;
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asymbol * iname_lab;
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asymbol ** iname_lab_pp;
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asymbol ** iname_pp;
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#ifdef DLLTOOL_PPC
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asymbol ** fn_pp;
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asymbol ** toc_pp;
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asymbol ** fn_pp;
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asymbol ** toc_pp;
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#define EXTRA 2
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#endif
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#ifndef EXTRA
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#define EXTRA 0
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#endif
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asymbol * ptrs[NSECS + 4 + EXTRA + 1];
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flagword applicable;
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char * outname = xmalloc (strlen (TMP_STUB) + 10);
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int oidx = 0;
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asymbol * ptrs[NSECS + 4 + EXTRA + 1];
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flagword applicable;
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char * outname = xmalloc (strlen (TMP_STUB) + 10);
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int oidx = 0;
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sprintf (outname, "%s%05d.o", TMP_STUB, i);
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sprintf (outname, "%s%05d.o", TMP_STUB, i);
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abfd = bfd_openw (outname, HOW_BFD_WRITE_TARGET);
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abfd = bfd_openw (outname, HOW_BFD_WRITE_TARGET);
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if (!abfd)
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/* xgettext:c-format */
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fatal (_("bfd_open failed open stub file: %s"), outname);
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if (!abfd)
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/* xgettext:c-format */
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fatal (_("bfd_open failed open stub file: %s"), outname);
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/* xgettext:c-format */
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inform (_("Creating stub file: %s"), outname);
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/* xgettext:c-format */
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inform (_("Creating stub file: %s"), outname);
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bfd_set_format (abfd, bfd_object);
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bfd_set_arch_mach (abfd, HOW_BFD_ARCH, 0);
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bfd_set_format (abfd, bfd_object);
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bfd_set_arch_mach (abfd, HOW_BFD_ARCH, 0);
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#ifdef DLLTOOL_ARM
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if (machine == MARM_INTERWORK || machine == MTHUMB)
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bfd_set_private_flags (abfd, F_INTERWORK);
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if (machine == MARM_INTERWORK || machine == MTHUMB)
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bfd_set_private_flags (abfd, F_INTERWORK);
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#endif
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applicable = bfd_applicable_section_flags (abfd);
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applicable = bfd_applicable_section_flags (abfd);
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/* First make symbols for the sections. */
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for (i = 0; i < NSECS; i++)
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{
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sinfo *si = secdata + i;
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/* First make symbols for the sections. */
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for (i = 0; i < NSECS; i++)
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{
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sinfo *si = secdata + i;
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if (si->id != i)
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abort();
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si->sec = bfd_make_section_old_way (abfd, si->name);
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bfd_set_section_flags (abfd,
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si->sec,
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si->flags & applicable);
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if (si->id != i)
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abort();
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si->sec = bfd_make_section_old_way (abfd, si->name);
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bfd_set_section_flags (abfd,
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si->sec,
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si->flags & applicable);
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bfd_set_section_alignment(abfd, si->sec, si->align);
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si->sec->output_section = si->sec;
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si->sym = bfd_make_empty_symbol(abfd);
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si->sym->name = si->sec->name;
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si->sym->section = si->sec;
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si->sym->flags = BSF_LOCAL;
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si->sym->value = 0;
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ptrs[oidx] = si->sym;
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si->sympp = ptrs + oidx;
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si->size = 0;
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si->data = NULL;
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bfd_set_section_alignment(abfd, si->sec, si->align);
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si->sec->output_section = si->sec;
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si->sym = bfd_make_empty_symbol(abfd);
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si->sym->name = si->sec->name;
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si->sym->section = si->sec;
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si->sym->flags = BSF_LOCAL;
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si->sym->value = 0;
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ptrs[oidx] = si->sym;
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si->sympp = ptrs + oidx;
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si->size = 0;
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si->data = NULL;
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oidx++;
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}
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oidx++;
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}
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if (! exp->data)
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{
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exp_label = bfd_make_empty_symbol (abfd);
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exp_label->name = make_imp_label ("", exp->name);
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if (! exp->data)
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{
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exp_label = bfd_make_empty_symbol (abfd);
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exp_label->name = make_imp_label ("", exp->name);
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/* On PowerPC, the function name points to a descriptor in
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the rdata section, the first element of which is a
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pointer to the code (..function_name), and the second
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points to the .toc. */
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/* On PowerPC, the function name points to a descriptor in
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the rdata section, the first element of which is a
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pointer to the code (..function_name), and the second
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points to the .toc. */
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#ifdef DLLTOOL_PPC
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if (machine == MPPC)
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exp_label->section = secdata[RDATA].sec;
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else
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if (machine == MPPC)
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exp_label->section = secdata[RDATA].sec;
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else
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#endif
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exp_label->section = secdata[TEXT].sec;
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exp_label->section = secdata[TEXT].sec;
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exp_label->flags = BSF_GLOBAL;
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exp_label->value = 0;
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exp_label->flags = BSF_GLOBAL;
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exp_label->value = 0;
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#ifdef DLLTOOL_ARM
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if (machine == MTHUMB)
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bfd_coff_set_symbol_class (abfd, exp_label, C_THUMBEXTFUNC);
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if (machine == MTHUMB)
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bfd_coff_set_symbol_class (abfd, exp_label, C_THUMBEXTFUNC);
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#endif
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ptrs[oidx++] = exp_label;
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}
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ptrs[oidx++] = exp_label;
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}
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/* Generate imp symbols with one underscore for Microsoft
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compatibility, and with two underscores for backward
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compatibility with old versions of cygwin. */
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if (create_compat_implib)
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{
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iname = bfd_make_empty_symbol (abfd);
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iname->name = make_imp_label ("___imp", exp->name);
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iname->section = secdata[IDATA5].sec;
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iname->flags = BSF_GLOBAL;
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iname->value = 0;
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}
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/* Generate imp symbols with one underscore for Microsoft
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compatibility, and with two underscores for backward
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compatibility with old versions of cygwin. */
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if (create_compat_implib)
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{
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iname = bfd_make_empty_symbol (abfd);
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iname->name = make_imp_label ("___imp", exp->name);
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iname->section = secdata[IDATA5].sec;
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iname->flags = BSF_GLOBAL;
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iname->value = 0;
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}
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iname2 = bfd_make_empty_symbol (abfd);
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iname2->name = make_imp_label ("__imp_", exp->name);
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iname2->section = secdata[IDATA5].sec;
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iname2->flags = BSF_GLOBAL;
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iname2->value = 0;
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iname2 = bfd_make_empty_symbol (abfd);
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iname2->name = make_imp_label ("__imp_", exp->name);
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iname2->section = secdata[IDATA5].sec;
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iname2->flags = BSF_GLOBAL;
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iname2->value = 0;
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iname_lab = bfd_make_empty_symbol (abfd);
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iname_lab = bfd_make_empty_symbol (abfd);
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iname_lab->name = head_label;
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iname_lab->section = (asection *) &bfd_und_section;
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iname_lab->flags = 0;
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iname_lab->value = 0;
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iname_lab->name = head_label;
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iname_lab->section = (asection *) &bfd_und_section;
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iname_lab->flags = 0;
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iname_lab->value = 0;
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iname_pp = ptrs + oidx;
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if (create_compat_implib)
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ptrs[oidx++] = iname;
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ptrs[oidx++] = iname2;
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iname_pp = ptrs + oidx;
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if (create_compat_implib)
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ptrs[oidx++] = iname;
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ptrs[oidx++] = iname2;
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iname_lab_pp = ptrs + oidx;
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ptrs[oidx++] = iname_lab;
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iname_lab_pp = ptrs + oidx;
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ptrs[oidx++] = iname_lab;
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#ifdef DLLTOOL_PPC
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/* The symbol referring to the code (.text). */
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{
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asymbol *function_name;
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/* The symbol referring to the code (.text). */
|
||||
{
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||||
asymbol *function_name;
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function_name = bfd_make_empty_symbol(abfd);
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function_name->name = make_label ("..", exp->name);
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function_name->section = secdata[TEXT].sec;
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function_name->flags = BSF_GLOBAL;
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function_name->value = 0;
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function_name = bfd_make_empty_symbol(abfd);
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function_name->name = make_label ("..", exp->name);
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function_name->section = secdata[TEXT].sec;
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function_name->flags = BSF_GLOBAL;
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function_name->value = 0;
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||||
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||||
fn_pp = ptrs + oidx;
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ptrs[oidx++] = function_name;
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}
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fn_pp = ptrs + oidx;
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||||
ptrs[oidx++] = function_name;
|
||||
}
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||||
|
||||
/* The .toc symbol. */
|
||||
{
|
||||
asymbol *toc_symbol;
|
||||
/* The .toc symbol. */
|
||||
{
|
||||
asymbol *toc_symbol;
|
||||
|
||||
toc_symbol = bfd_make_empty_symbol (abfd);
|
||||
toc_symbol->name = make_label (".", "toc");
|
||||
toc_symbol->section = (asection *)&bfd_und_section;
|
||||
toc_symbol->flags = BSF_GLOBAL;
|
||||
toc_symbol->value = 0;
|
||||
toc_symbol = bfd_make_empty_symbol (abfd);
|
||||
toc_symbol->name = make_label (".", "toc");
|
||||
toc_symbol->section = (asection *)&bfd_und_section;
|
||||
toc_symbol->flags = BSF_GLOBAL;
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||||
toc_symbol->value = 0;
|
||||
|
||||
toc_pp = ptrs + oidx;
|
||||
ptrs[oidx++] = toc_symbol;
|
||||
}
|
||||
toc_pp = ptrs + oidx;
|
||||
ptrs[oidx++] = toc_symbol;
|
||||
}
|
||||
#endif
|
||||
|
||||
ptrs[oidx] = 0;
|
||||
ptrs[oidx] = 0;
|
||||
|
||||
for (i = 0; i < NSECS; i++)
|
||||
for (i = 0; i < NSECS; i++)
|
||||
{
|
||||
sinfo *si = secdata + i;
|
||||
asection *sec = si->sec;
|
||||
arelent *rel;
|
||||
arelent **rpp;
|
||||
|
||||
switch (i)
|
||||
{
|
||||
sinfo *si = secdata + i;
|
||||
asection *sec = si->sec;
|
||||
arelent *rel;
|
||||
arelent **rpp;
|
||||
|
||||
switch (i)
|
||||
case TEXT:
|
||||
if (! exp->data)
|
||||
{
|
||||
case TEXT:
|
||||
if (! exp->data)
|
||||
si->size = HOW_JTAB_SIZE;
|
||||
si->data = xmalloc (HOW_JTAB_SIZE);
|
||||
memcpy (si->data, HOW_JTAB, HOW_JTAB_SIZE);
|
||||
|
||||
/* add the reloc into idata$5 */
|
||||
rel = xmalloc (sizeof (arelent));
|
||||
|
||||
rpp = xmalloc (sizeof (arelent *) * 2);
|
||||
rpp[0] = rel;
|
||||
rpp[1] = 0;
|
||||
|
||||
rel->address = HOW_JTAB_ROFF;
|
||||
rel->addend = 0;
|
||||
|
||||
if (machine == MPPC)
|
||||
{
|
||||
si->size = HOW_JTAB_SIZE;
|
||||
si->data = xmalloc (HOW_JTAB_SIZE);
|
||||
memcpy (si->data, HOW_JTAB, HOW_JTAB_SIZE);
|
||||
|
||||
/* add the reloc into idata$5 */
|
||||
rel = xmalloc (sizeof (arelent));
|
||||
|
||||
rpp = xmalloc (sizeof (arelent *) * 2);
|
||||
rpp[0] = rel;
|
||||
rpp[1] = 0;
|
||||
|
||||
rel->address = HOW_JTAB_ROFF;
|
||||
rel->addend = 0;
|
||||
|
||||
if (machine == MPPC)
|
||||
{
|
||||
rel->howto = bfd_reloc_type_lookup (abfd,
|
||||
BFD_RELOC_16_GOTOFF);
|
||||
rel->sym_ptr_ptr = iname_pp;
|
||||
}
|
||||
else
|
||||
{
|
||||
rel->howto = bfd_reloc_type_lookup (abfd, BFD_RELOC_32);
|
||||
rel->sym_ptr_ptr = secdata[IDATA5].sympp;
|
||||
}
|
||||
sec->orelocation = rpp;
|
||||
sec->reloc_count = 1;
|
||||
}
|
||||
break;
|
||||
case IDATA4:
|
||||
case IDATA5:
|
||||
/* An idata$4 or idata$5 is one word long, and has an
|
||||
rva to idata$6. */
|
||||
|
||||
si->data = xmalloc (4);
|
||||
si->size = 4;
|
||||
|
||||
if (exp->noname)
|
||||
{
|
||||
si->data[0] = exp->ordinal ;
|
||||
si->data[1] = exp->ordinal >> 8;
|
||||
si->data[2] = exp->ordinal >> 16;
|
||||
si->data[3] = 0x80;
|
||||
rel->howto = bfd_reloc_type_lookup (abfd,
|
||||
BFD_RELOC_16_GOTOFF);
|
||||
rel->sym_ptr_ptr = iname_pp;
|
||||
}
|
||||
else
|
||||
{
|
||||
sec->reloc_count = 1;
|
||||
memset (si->data, 0, si->size);
|
||||
rel = xmalloc (sizeof (arelent));
|
||||
rpp = xmalloc (sizeof (arelent *) * 2);
|
||||
rpp[0] = rel;
|
||||
rpp[1] = 0;
|
||||
rel->address = 0;
|
||||
rel->addend = 0;
|
||||
rel->howto = bfd_reloc_type_lookup (abfd, BFD_RELOC_RVA);
|
||||
rel->sym_ptr_ptr = secdata[IDATA6].sympp;
|
||||
sec->orelocation = rpp;
|
||||
rel->howto = bfd_reloc_type_lookup (abfd, BFD_RELOC_32);
|
||||
rel->sym_ptr_ptr = secdata[IDATA5].sympp;
|
||||
}
|
||||
sec->orelocation = rpp;
|
||||
sec->reloc_count = 1;
|
||||
}
|
||||
break;
|
||||
case IDATA4:
|
||||
case IDATA5:
|
||||
/* An idata$4 or idata$5 is one word long, and has an
|
||||
rva to idata$6. */
|
||||
|
||||
break;
|
||||
si->data = xmalloc (4);
|
||||
si->size = 4;
|
||||
|
||||
case IDATA6:
|
||||
if (!exp->noname)
|
||||
{
|
||||
/* This used to add 1 to exp->hint. I don't know
|
||||
why it did that, and it does not match what I see
|
||||
in programs compiled with the MS tools. */
|
||||
int idx = exp->hint;
|
||||
si->size = strlen (xlate (exp->import_name)) + 3;
|
||||
si->data = xmalloc (si->size);
|
||||
si->data[0] = idx & 0xff;
|
||||
si->data[1] = idx >> 8;
|
||||
strcpy (si->data + 2, xlate (exp->import_name));
|
||||
}
|
||||
break;
|
||||
case IDATA7:
|
||||
si->size = 4;
|
||||
si->data = xmalloc (4);
|
||||
if (exp->noname)
|
||||
{
|
||||
si->data[0] = exp->ordinal ;
|
||||
si->data[1] = exp->ordinal >> 8;
|
||||
si->data[2] = exp->ordinal >> 16;
|
||||
si->data[3] = 0x80;
|
||||
}
|
||||
else
|
||||
{
|
||||
sec->reloc_count = 1;
|
||||
memset (si->data, 0, si->size);
|
||||
rel = xmalloc (sizeof (arelent));
|
||||
rpp = xmalloc (sizeof (arelent *) * 2);
|
||||
rpp[0] = rel;
|
||||
rpp[1] = 0;
|
||||
rel->address = 0;
|
||||
rel->addend = 0;
|
||||
rel->howto = bfd_reloc_type_lookup (abfd, BFD_RELOC_RVA);
|
||||
rel->sym_ptr_ptr = iname_lab_pp;
|
||||
rel->sym_ptr_ptr = secdata[IDATA6].sympp;
|
||||
sec->orelocation = rpp;
|
||||
sec->reloc_count = 1;
|
||||
break;
|
||||
}
|
||||
|
||||
break;
|
||||
|
||||
case IDATA6:
|
||||
if (!exp->noname)
|
||||
{
|
||||
/* This used to add 1 to exp->hint. I don't know
|
||||
why it did that, and it does not match what I see
|
||||
in programs compiled with the MS tools. */
|
||||
int idx = exp->hint;
|
||||
si->size = strlen (xlate (exp->import_name)) + 3;
|
||||
si->data = xmalloc (si->size);
|
||||
si->data[0] = idx & 0xff;
|
||||
si->data[1] = idx >> 8;
|
||||
strcpy (si->data + 2, xlate (exp->import_name));
|
||||
}
|
||||
break;
|
||||
case IDATA7:
|
||||
si->size = 4;
|
||||
si->data = xmalloc (4);
|
||||
memset (si->data, 0, si->size);
|
||||
rel = xmalloc (sizeof (arelent));
|
||||
rpp = xmalloc (sizeof (arelent *) * 2);
|
||||
rpp[0] = rel;
|
||||
rel->address = 0;
|
||||
rel->addend = 0;
|
||||
rel->howto = bfd_reloc_type_lookup (abfd, BFD_RELOC_RVA);
|
||||
rel->sym_ptr_ptr = iname_lab_pp;
|
||||
sec->orelocation = rpp;
|
||||
sec->reloc_count = 1;
|
||||
break;
|
||||
|
||||
#ifdef DLLTOOL_PPC
|
||||
case PDATA:
|
||||
{
|
||||
/* The .pdata section is 5 words long.
|
||||
Think of it as:
|
||||
struct
|
||||
{
|
||||
bfd_vma BeginAddress, [0x00]
|
||||
EndAddress, [0x04]
|
||||
ExceptionHandler, [0x08]
|
||||
HandlerData, [0x0c]
|
||||
PrologEndAddress; [0x10]
|
||||
}; */
|
||||
|
||||
/* So this pdata section setups up this as a glue linkage to
|
||||
a dll routine. There are a number of house keeping things
|
||||
we need to do:
|
||||
|
||||
1. In the name of glue trickery, the ADDR32 relocs for 0,
|
||||
4, and 0x10 are set to point to the same place:
|
||||
"..function_name".
|
||||
2. There is one more reloc needed in the pdata section.
|
||||
The actual glue instruction to restore the toc on
|
||||
return is saved as the offset in an IMGLUE reloc.
|
||||
So we need a total of four relocs for this section.
|
||||
|
||||
3. Lastly, the HandlerData field is set to 0x03, to indicate
|
||||
that this is a glue routine. */
|
||||
arelent *imglue, *ba_rel, *ea_rel, *pea_rel;
|
||||
|
||||
/* Alignment must be set to 2**2 or you get extra stuff. */
|
||||
bfd_set_section_alignment(abfd, sec, 2);
|
||||
|
||||
si->size = 4 * 5;
|
||||
si->data = xmalloc (si->size);
|
||||
memset (si->data, 0, si->size);
|
||||
rpp = xmalloc (sizeof (arelent *) * 5);
|
||||
rpp[0] = imglue = xmalloc (sizeof (arelent));
|
||||
rpp[1] = ba_rel = xmalloc (sizeof (arelent));
|
||||
rpp[2] = ea_rel = xmalloc (sizeof (arelent));
|
||||
rpp[3] = pea_rel = xmalloc (sizeof (arelent));
|
||||
rpp[4] = 0;
|
||||
|
||||
/* Stick the toc reload instruction in the glue reloc. */
|
||||
bfd_put_32(abfd, ppc_glue_insn, (char *) &imglue->address);
|
||||
|
||||
imglue->addend = 0;
|
||||
imglue->howto = bfd_reloc_type_lookup (abfd,
|
||||
BFD_RELOC_32_GOTOFF);
|
||||
imglue->sym_ptr_ptr = fn_pp;
|
||||
|
||||
ba_rel->address = 0;
|
||||
ba_rel->addend = 0;
|
||||
ba_rel->howto = bfd_reloc_type_lookup (abfd, BFD_RELOC_32);
|
||||
ba_rel->sym_ptr_ptr = fn_pp;
|
||||
|
||||
bfd_put_32 (abfd, 0x18, si->data + 0x04);
|
||||
ea_rel->address = 4;
|
||||
ea_rel->addend = 0;
|
||||
ea_rel->howto = bfd_reloc_type_lookup (abfd, BFD_RELOC_32);
|
||||
ea_rel->sym_ptr_ptr = fn_pp;
|
||||
|
||||
/* Mark it as glue. */
|
||||
bfd_put_32 (abfd, 0x03, si->data + 0x0c);
|
||||
|
||||
/* Mark the prolog end address. */
|
||||
bfd_put_32 (abfd, 0x0D, si->data + 0x10);
|
||||
pea_rel->address = 0x10;
|
||||
pea_rel->addend = 0;
|
||||
pea_rel->howto = bfd_reloc_type_lookup (abfd, BFD_RELOC_32);
|
||||
pea_rel->sym_ptr_ptr = fn_pp;
|
||||
|
||||
sec->orelocation = rpp;
|
||||
sec->reloc_count = 4;
|
||||
break;
|
||||
}
|
||||
case RDATA:
|
||||
/* Each external function in a PowerPC PE file has a two word
|
||||
descriptor consisting of:
|
||||
1. The address of the code.
|
||||
2. The address of the appropriate .toc
|
||||
We use relocs to build this. */
|
||||
si->size = 8;
|
||||
si->data = xmalloc (8);
|
||||
memset (si->data, 0, si->size);
|
||||
|
||||
rpp = xmalloc (sizeof (arelent *) * 3);
|
||||
rpp[0] = rel = xmalloc (sizeof (arelent));
|
||||
rpp[1] = xmalloc (sizeof (arelent));
|
||||
rpp[2] = 0;
|
||||
|
||||
rel->address = 0;
|
||||
rel->addend = 0;
|
||||
rel->howto = bfd_reloc_type_lookup (abfd, BFD_RELOC_32);
|
||||
rel->sym_ptr_ptr = fn_pp;
|
||||
|
||||
rel = rpp[1];
|
||||
|
||||
rel->address = 4;
|
||||
rel->addend = 0;
|
||||
rel->howto = bfd_reloc_type_lookup (abfd, BFD_RELOC_32);
|
||||
rel->sym_ptr_ptr = toc_pp;
|
||||
|
||||
sec->orelocation = rpp;
|
||||
sec->reloc_count = 2;
|
||||
break;
|
||||
#endif /* DLLTOOL_PPC */
|
||||
}
|
||||
}
|
||||
|
||||
{
|
||||
bfd_vma vma = 0;
|
||||
/* Size up all the sections. */
|
||||
for (i = 0; i < NSECS; i++)
|
||||
case PDATA:
|
||||
{
|
||||
sinfo *si = secdata + i;
|
||||
/* The .pdata section is 5 words long.
|
||||
Think of it as:
|
||||
struct
|
||||
{
|
||||
bfd_vma BeginAddress, [0x00]
|
||||
EndAddress, [0x04]
|
||||
ExceptionHandler, [0x08]
|
||||
HandlerData, [0x0c]
|
||||
PrologEndAddress; [0x10]
|
||||
}; */
|
||||
|
||||
bfd_set_section_size (abfd, si->sec, si->size);
|
||||
bfd_set_section_vma (abfd, si->sec, vma);
|
||||
/* So this pdata section setups up this as a glue linkage to
|
||||
a dll routine. There are a number of house keeping things
|
||||
we need to do:
|
||||
|
||||
/* vma += si->size;*/
|
||||
1. In the name of glue trickery, the ADDR32 relocs for 0,
|
||||
4, and 0x10 are set to point to the same place:
|
||||
"..function_name".
|
||||
2. There is one more reloc needed in the pdata section.
|
||||
The actual glue instruction to restore the toc on
|
||||
return is saved as the offset in an IMGLUE reloc.
|
||||
So we need a total of four relocs for this section.
|
||||
|
||||
3. Lastly, the HandlerData field is set to 0x03, to indicate
|
||||
that this is a glue routine. */
|
||||
arelent *imglue, *ba_rel, *ea_rel, *pea_rel;
|
||||
|
||||
/* Alignment must be set to 2**2 or you get extra stuff. */
|
||||
bfd_set_section_alignment(abfd, sec, 2);
|
||||
|
||||
si->size = 4 * 5;
|
||||
si->data = xmalloc (si->size);
|
||||
memset (si->data, 0, si->size);
|
||||
rpp = xmalloc (sizeof (arelent *) * 5);
|
||||
rpp[0] = imglue = xmalloc (sizeof (arelent));
|
||||
rpp[1] = ba_rel = xmalloc (sizeof (arelent));
|
||||
rpp[2] = ea_rel = xmalloc (sizeof (arelent));
|
||||
rpp[3] = pea_rel = xmalloc (sizeof (arelent));
|
||||
rpp[4] = 0;
|
||||
|
||||
/* Stick the toc reload instruction in the glue reloc. */
|
||||
bfd_put_32(abfd, ppc_glue_insn, (char *) &imglue->address);
|
||||
|
||||
imglue->addend = 0;
|
||||
imglue->howto = bfd_reloc_type_lookup (abfd,
|
||||
BFD_RELOC_32_GOTOFF);
|
||||
imglue->sym_ptr_ptr = fn_pp;
|
||||
|
||||
ba_rel->address = 0;
|
||||
ba_rel->addend = 0;
|
||||
ba_rel->howto = bfd_reloc_type_lookup (abfd, BFD_RELOC_32);
|
||||
ba_rel->sym_ptr_ptr = fn_pp;
|
||||
|
||||
bfd_put_32 (abfd, 0x18, si->data + 0x04);
|
||||
ea_rel->address = 4;
|
||||
ea_rel->addend = 0;
|
||||
ea_rel->howto = bfd_reloc_type_lookup (abfd, BFD_RELOC_32);
|
||||
ea_rel->sym_ptr_ptr = fn_pp;
|
||||
|
||||
/* Mark it as glue. */
|
||||
bfd_put_32 (abfd, 0x03, si->data + 0x0c);
|
||||
|
||||
/* Mark the prolog end address. */
|
||||
bfd_put_32 (abfd, 0x0D, si->data + 0x10);
|
||||
pea_rel->address = 0x10;
|
||||
pea_rel->addend = 0;
|
||||
pea_rel->howto = bfd_reloc_type_lookup (abfd, BFD_RELOC_32);
|
||||
pea_rel->sym_ptr_ptr = fn_pp;
|
||||
|
||||
sec->orelocation = rpp;
|
||||
sec->reloc_count = 4;
|
||||
break;
|
||||
}
|
||||
}
|
||||
/* Write them out. */
|
||||
for (i = 0; i < NSECS; i++)
|
||||
{
|
||||
sinfo *si = secdata + i;
|
||||
case RDATA:
|
||||
/* Each external function in a PowerPC PE file has a two word
|
||||
descriptor consisting of:
|
||||
1. The address of the code.
|
||||
2. The address of the appropriate .toc
|
||||
We use relocs to build this. */
|
||||
si->size = 8;
|
||||
si->data = xmalloc (8);
|
||||
memset (si->data, 0, si->size);
|
||||
|
||||
if (i == IDATA5 && no_idata5)
|
||||
continue;
|
||||
rpp = xmalloc (sizeof (arelent *) * 3);
|
||||
rpp[0] = rel = xmalloc (sizeof (arelent));
|
||||
rpp[1] = xmalloc (sizeof (arelent));
|
||||
rpp[2] = 0;
|
||||
|
||||
if (i == IDATA4 && no_idata4)
|
||||
continue;
|
||||
rel->address = 0;
|
||||
rel->addend = 0;
|
||||
rel->howto = bfd_reloc_type_lookup (abfd, BFD_RELOC_32);
|
||||
rel->sym_ptr_ptr = fn_pp;
|
||||
|
||||
bfd_set_section_contents (abfd, si->sec,
|
||||
si->data, 0,
|
||||
si->size);
|
||||
rel = rpp[1];
|
||||
|
||||
rel->address = 4;
|
||||
rel->addend = 0;
|
||||
rel->howto = bfd_reloc_type_lookup (abfd, BFD_RELOC_32);
|
||||
rel->sym_ptr_ptr = toc_pp;
|
||||
|
||||
sec->orelocation = rpp;
|
||||
sec->reloc_count = 2;
|
||||
break;
|
||||
#endif /* DLLTOOL_PPC */
|
||||
}
|
||||
|
||||
bfd_set_symtab (abfd, ptrs, oidx);
|
||||
bfd_close (abfd);
|
||||
abfd = bfd_openr (outname, HOW_BFD_READ_TARGET);
|
||||
return abfd;
|
||||
}
|
||||
#endif
|
||||
|
||||
{
|
||||
bfd_vma vma = 0;
|
||||
/* Size up all the sections. */
|
||||
for (i = 0; i < NSECS; i++)
|
||||
{
|
||||
sinfo *si = secdata + i;
|
||||
|
||||
bfd_set_section_size (abfd, si->sec, si->size);
|
||||
bfd_set_section_vma (abfd, si->sec, vma);
|
||||
}
|
||||
}
|
||||
/* Write them out. */
|
||||
for (i = 0; i < NSECS; i++)
|
||||
{
|
||||
sinfo *si = secdata + i;
|
||||
|
||||
if (i == IDATA5 && no_idata5)
|
||||
continue;
|
||||
|
||||
if (i == IDATA4 && no_idata4)
|
||||
continue;
|
||||
|
||||
bfd_set_section_contents (abfd, si->sec,
|
||||
si->data, 0,
|
||||
si->size);
|
||||
}
|
||||
|
||||
bfd_set_symtab (abfd, ptrs, oidx);
|
||||
bfd_close (abfd);
|
||||
abfd = bfd_openr (outname, HOW_BFD_READ_TARGET);
|
||||
return abfd;
|
||||
}
|
||||
|
||||
static bfd *
|
||||
|
||||
Reference in New Issue
Block a user