gdb: add target_ops::supports_displaced_step
[deliverable/binutils-gdb.git] / ld / ldmisc.c
index 49aa66dffbd4dd43ad1832c5facaaf21b24db16a..418e8d5c6eda8a3a570b90e39ce60eacd94939d4 100644 (file)
@@ -1,5 +1,5 @@
 /* ldmisc.c
-   Copyright (C) 1991-2018 Free Software Foundation, Inc.
+   Copyright (C) 1991-2020 Free Software Foundation, Inc.
    Written by Steve Chamberlain of Cygnus Support.
 
    This file is part of the GNU Binutils.
@@ -23,6 +23,7 @@
 #include "bfd.h"
 #include "bfdlink.h"
 #include "libiberty.h"
+#include "ctf-api.h"
 #include "safe-ctype.h"
 #include "filenames.h"
 #include "demangle.h"
 #include "ldlex.h"
 #include "ldmain.h"
 #include "ldfile.h"
-#include "elf-bfd.h"
-#include "coff-bfd.h"
 
 /*
  %% literal %
- %A section name from a section
- %B filename from a bfd
  %C clever filename:linenumber with function
  %D like %C, but no function name
  %E current bfd error or errno
  %F error is fatal
  %G like %D, but only function name
  %H like %C but in addition emit section+offset
- %I filename from a lang_input_statement_type
  %P print program name
- %R info about a relent
- %S print script file and linenumber from etree_type.
- %T symbol name
  %V hex bfd_vma
  %W hex bfd_vma with 0x with no leading zeros taking up 8 spaces
  %X no object output, fail return
  %ld long, like printf
  %lu unsigned long, like printf
  %p native (host) void* pointer, like printf
+ %pA section name from a section
+ %pB filename from a bfd
+ %pI filename from a lang_input_statement_type
+ %pR info about a relent
+ %pS print script file and linenumber from etree_type.
+ %pT symbol name
  %s arbitrary string, like printf
  %u integer, like printf
  %v hex bfd_vma, no leading zeros
@@ -129,17 +128,17 @@ vfinfo (FILE *fp, const char *fmt, va_list ap, bfd_boolean is_warning)
              arg_type = Vma;
              break;
 
-           case 'T':
-           case 'A':
-           case 'B':
-           case 'I':
-           case 'S':
-           case 'R':
-           case 'p':
            case 's':
              arg_type = Ptr;
              break;
 
+           case 'p':
+             if (*scan == 'A' || *scan == 'B' || *scan == 'I'
+                 || *scan == 'R' || *scan == 'S' || *scan ==  'T')
+               scan++;
+             arg_type = Ptr;
+             break;
+
            case 'C':
            case 'D':
            case 'G':
@@ -289,76 +288,6 @@ vfinfo (FILE *fp, const char *fmt, va_list ap, bfd_boolean is_warning)
              }
              break;
 
-           case 'T':
-             /* Symbol name.  */
-             {
-               const char *name = (const char *) args[arg_no].p;
-               ++arg_count;
-               if (name == NULL || *name == 0)
-                 {
-                   fprintf (fp, _("no symbol"));
-                   break;
-                 }
-               else if (demangling)
-                 {
-                   char *demangled;
-
-                   demangled = bfd_demangle (link_info.output_bfd, name,
-                                             DMGL_ANSI | DMGL_PARAMS);
-                   if (demangled != NULL)
-                     {
-                       fprintf (fp, "%s", demangled);
-                       free (demangled);
-                       break;
-                     }
-                 }
-               fprintf (fp, "%s", name);
-             }
-             break;
-
-           case 'A':
-             /* section name from a section */
-             {
-               asection *sec;
-               bfd *abfd;
-               const char *group = NULL;
-               struct coff_comdat_info *ci;
-
-               sec = (asection *) args[arg_no].p;
-               ++arg_count;
-               abfd = sec->owner;
-               fprintf (fp, "%s", sec->name);
-               if (abfd != NULL
-                   && bfd_get_flavour (abfd) == bfd_target_elf_flavour
-                   && elf_next_in_group (sec) != NULL
-                   && (sec->flags & SEC_GROUP) == 0)
-                 group = elf_group_name (sec);
-               else if (abfd != NULL
-                        && bfd_get_flavour (abfd) == bfd_target_coff_flavour
-                        && (ci = bfd_coff_get_comdat_section (sec->owner,
-                                                              sec)) != NULL)
-                 group = ci->name;
-               if (group != NULL)
-                 fprintf (fp, "[%s]", group);
-             }
-             break;
-
-           case 'B':
-             /* filename from a bfd */
-             {
-               bfd *abfd = (bfd *) args[arg_no].p;
-               ++arg_count;
-               if (abfd == NULL)
-                 fprintf (fp, "%s generated", program_name);
-               else if (abfd->my_archive != NULL
-                        && !bfd_is_thin_archive (abfd->my_archive))
-                 fprintf (fp, "%s(%s)", abfd->my_archive->filename,
-                          abfd->filename);
-               else
-                 fprintf (fp, "%s", abfd->filename);
-             }
-             break;
-
            case 'F':
              /* Error is fatal.  */
              fatal = TRUE;
@@ -374,54 +303,6 @@ vfinfo (FILE *fp, const char *fmt, va_list ap, bfd_boolean is_warning)
              fprintf (fp, "%s", bfd_errmsg (bfd_get_error ()));
              break;
 
-           case 'I':
-             /* filename from a lang_input_statement_type */
-             {
-               lang_input_statement_type *i;
-
-               i = (lang_input_statement_type *) args[arg_no].p;
-               ++arg_count;
-               if (i->the_bfd->my_archive != NULL
-                   && !bfd_is_thin_archive (i->the_bfd->my_archive))
-                 fprintf (fp, "(%s)",
-                          bfd_get_filename (i->the_bfd->my_archive));
-               fprintf (fp, "%s", i->local_sym_name);
-               if ((i->the_bfd->my_archive == NULL
-                    || bfd_is_thin_archive (i->the_bfd->my_archive))
-                   && filename_cmp (i->local_sym_name, i->filename) != 0)
-                 fprintf (fp, " (%s)", i->filename);
-             }
-             break;
-
-           case 'S':
-             /* Print script file and linenumber.  */
-             {
-               etree_type node;
-               etree_type *tp = (etree_type *) args[arg_no].p;
-               ++arg_count;
-               if (tp == NULL)
-                 {
-                   tp = &node;
-                   tp->type.filename = ldlex_filename ();
-                   tp->type.lineno = lineno;
-                 }
-               if (tp->type.filename != NULL)
-                 fprintf (fp, "%s:%u", tp->type.filename, tp->type.lineno);
-             }
-             break;
-
-           case 'R':
-             /* Print all that's interesting about a relent.  */
-             {
-               arelent *relent = (arelent *) args[arg_no].p;
-               ++arg_count;
-               lfinfo (fp, "%s+0x%v (type %s)",
-                       (*(relent->sym_ptr_ptr))->name,
-                       relent->addend,
-                       relent->howto->name);
-             }
-             break;
-
            case 'C':
            case 'D':
            case 'G':
@@ -441,6 +322,7 @@ vfinfo (FILE *fp, const char *fmt, va_list ap, bfd_boolean is_warning)
                unsigned int linenumber;
                bfd_boolean discard_last;
                bfd_boolean done;
+               bfd_error_type last_bfd_error = bfd_get_error ();
 
                abfd = args[arg_no].reladdr.abfd;
                section = args[arg_no].reladdr.sec;
@@ -450,7 +332,7 @@ vfinfo (FILE *fp, const char *fmt, va_list ap, bfd_boolean is_warning)
                if (abfd != NULL)
                  {
                    if (!bfd_generic_link_read_symbols (abfd))
-                     einfo (_("%B%F: could not read symbols: %E\n"), abfd);
+                     einfo (_("%F%P: %pB: could not read symbols: %E\n"), abfd);
 
                    asymbols = bfd_get_outsymbols (abfd);
                  }
@@ -489,30 +371,28 @@ vfinfo (FILE *fp, const char *fmt, va_list ap, bfd_boolean is_warning)
                                && filename_cmp (last_file, filename) != 0)
                            || strcmp (last_function, functionname) != 0)
                          {
-                           lfinfo (fp, _("%B: In function `%T':\n"),
+                           lfinfo (fp, _("%pB: in function `%pT':\n"),
                                    abfd, functionname);
 
                            last_bfd = abfd;
-                           if (last_file != NULL)
-                             free (last_file);
+                           free (last_file);
                            last_file = NULL;
                            if (filename)
                              last_file = xstrdup (filename);
-                           if (last_function != NULL)
-                             free (last_function);
+                           free (last_function);
                            last_function = xstrdup (functionname);
                          }
                        discard_last = FALSE;
                      }
                    else
-                     lfinfo (fp, "%B:", abfd);
+                     lfinfo (fp, "%pB:", abfd);
 
                    if (filename != NULL)
                      fprintf (fp, "%s:", filename);
 
                    done = fmt[-1] != 'H';
                    if (functionname != NULL && fmt[-1] == 'G')
-                     lfinfo (fp, "%T", functionname);
+                     lfinfo (fp, "%pT", functionname);
                    else if (filename != NULL && linenumber != 0)
                      fprintf (fp, "%u%s", linenumber, done ? "" : ":");
                    else
@@ -520,33 +400,139 @@ vfinfo (FILE *fp, const char *fmt, va_list ap, bfd_boolean is_warning)
                  }
                else
                  {
-                   lfinfo (fp, "%B:", abfd);
+                   lfinfo (fp, "%pB:", abfd);
                    done = FALSE;
                  }
                if (!done)
-                 lfinfo (fp, "(%A+0x%v)", section, offset);
+                 lfinfo (fp, "(%pA+0x%v)", section, offset);
+               bfd_set_error (last_bfd_error);
 
                if (discard_last)
                  {
                    last_bfd = NULL;
-                   if (last_file != NULL)
-                     {
-                       free (last_file);
-                       last_file = NULL;
-                     }
-                   if (last_function != NULL)
-                     {
-                       free (last_function);
-                       last_function = NULL;
-                     }
+                   free (last_file);
+                   last_file = NULL;
+                   free (last_function);
+                   last_function = NULL;
                  }
              }
              break;
 
            case 'p':
-             /* native (host) void* pointer, like printf */
-             fprintf (fp, "%p", args[arg_no].p);
-             ++arg_count;
+             if (*fmt == 'A')
+               {
+                 /* section name from a section */
+                 asection *sec;
+                 bfd *abfd;
+
+                 fmt++;
+                 sec = (asection *) args[arg_no].p;
+                 ++arg_count;
+                 fprintf (fp, "%s", sec->name);
+                 abfd = sec->owner;
+                 if (abfd != NULL)
+                   {
+                     const char *group = bfd_group_name (abfd, sec);
+                     if (group != NULL)
+                       fprintf (fp, "[%s]", group);
+                   }
+               }
+             else if (*fmt == 'B')
+               {
+                 /* filename from a bfd */
+                 bfd *abfd = (bfd *) args[arg_no].p;
+
+                 fmt++;
+                 ++arg_count;
+                 if (abfd == NULL)
+                   fprintf (fp, "%s generated", program_name);
+                 else if (abfd->my_archive != NULL
+                          && !bfd_is_thin_archive (abfd->my_archive))
+                   fprintf (fp, "%s(%s)",
+                            bfd_get_filename (abfd->my_archive),
+                            bfd_get_filename (abfd));
+                 else
+                   fprintf (fp, "%s", bfd_get_filename (abfd));
+               }
+             else if (*fmt == 'I')
+               {
+                 /* filename from a lang_input_statement_type */
+                 lang_input_statement_type *i;
+
+                 fmt++;
+                 i = (lang_input_statement_type *) args[arg_no].p;
+                 ++arg_count;
+                 if (i->the_bfd != NULL
+                     && i->the_bfd->my_archive != NULL
+                     && !bfd_is_thin_archive (i->the_bfd->my_archive))
+                   fprintf (fp, "(%s)%s",
+                            bfd_get_filename (i->the_bfd->my_archive),
+                            i->local_sym_name);
+                 else
+                   fprintf (fp, "%s", i->filename);
+               }
+             else if (*fmt == 'R')
+               {
+                 /* Print all that's interesting about a relent.  */
+                 arelent *relent = (arelent *) args[arg_no].p;
+
+                 fmt++;
+                 ++arg_count;
+                 lfinfo (fp, "%s+0x%v (type %s)",
+                         (*(relent->sym_ptr_ptr))->name,
+                         relent->addend,
+                         relent->howto->name);
+               }
+             else if (*fmt == 'S')
+               {
+                 /* Print script file and linenumber.  */
+                 etree_type node;
+                 etree_type *tp = (etree_type *) args[arg_no].p;
+
+                 fmt++;
+                 ++arg_count;
+                 if (tp == NULL)
+                   {
+                     tp = &node;
+                     tp->type.filename = ldlex_filename ();
+                     tp->type.lineno = lineno;
+                   }
+                 if (tp->type.filename != NULL)
+                   fprintf (fp, "%s:%u", tp->type.filename, tp->type.lineno);
+               }
+             else if (*fmt == 'T')
+               {
+                 /* Symbol name.  */
+                 const char *name = (const char *) args[arg_no].p;
+
+                 fmt++;
+                 ++arg_count;
+                 if (name == NULL || *name == 0)
+                   {
+                     fprintf (fp, _("no symbol"));
+                     break;
+                   }
+                 else if (demangling)
+                   {
+                     char *demangled;
+
+                     demangled = bfd_demangle (link_info.output_bfd, name,
+                                               DMGL_ANSI | DMGL_PARAMS);
+                     if (demangled != NULL)
+                       {
+                         fprintf (fp, "%s", demangled);
+                         free (demangled);
+                         break;
+                       }
+                   }
+                 fprintf (fp, "%s", name);
+               }
+             else
+               {
+                 /* native (host) void* pointer, like printf */
+                 fprintf (fp, "%p", args[arg_no].p);
+                 ++arg_count;
+               }
              break;
 
            case 's':
@@ -699,6 +685,6 @@ ld_abort (const char *file, int line, const char *fn)
   else
     einfo (_("%P: internal error: aborting at %s:%d\n"),
           file, line);
-  einfo (_("%P%F: please report this bug\n"));
+  einfo (_("%F%P: please report this bug\n"));
   xexit (1);
 }
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