gdb: add target_ops::supports_displaced_step

[deliverable/binutils-gdb.git] / binutils / emul_aix.c

diff --git a/binutils/emul_aix.c b/binutils/emul_aix.c
index 60534f79ed0d1ce49ab6c5207fb7a124fe522126..c54e1083e5d5e91a6e74dcb5b6e4fdde45e502ef 100644 (file)
--- a/binutils/emul_aix.c
+++ b/binutils/emul_aix.c
@@ -1,12 +1,12 @@
 /* Binutils emulation layer.
 /* Binutils emulation layer.

-   Copyright 2002 Free Software Foundation, Inc.
-   Written by Tom Rix, Redhat.
+   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Written by Tom Rix, Red Hat Inc.

 
    This file is part of GNU Binutils.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
 
    This file is part of GNU Binutils.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by

-   the Free Software Foundation; either version 2 of the License, or
+   the Free Software Foundation; either version 3 of the License, or

    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,


@@ -16,7 +16,8 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software

-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+   MA 02110-1301, USA.  */

 
 #include "binemul.h"
 #include "bfdlink.h"
 
 #include "binemul.h"
 #include "bfdlink.h"


@@ -26,6 +27,7 @@
 #include "libxcoff.h"
 
 /* Default to <bigaf>.  */
 #include "libxcoff.h"
 
 /* Default to <bigaf>.  */

+/* FIXME: write only variable.  */

 static bfd_boolean big_archive = TRUE;
 
 /* Whether to include 32 bit objects.  */
 static bfd_boolean big_archive = TRUE;
 
 /* Whether to include 32 bit objects.  */


@@ -34,24 +36,8 @@ static bfd_boolean X32 = TRUE;
 /* Whether to include 64 bit objects.  */
 static bfd_boolean X64 = FALSE;
 
 /* Whether to include 64 bit objects.  */
 static bfd_boolean X64 = FALSE;
 

-static void ar_emul_aix_usage
-  PARAMS ((FILE *));
-static bfd_boolean ar_emul_aix_append
-  PARAMS ((bfd **, char *, bfd_boolean));
-static bfd_boolean ar_emul_aix5_append
-  PARAMS ((bfd **, char *, bfd_boolean));
-static bfd_boolean ar_emul_aix_replace
-  PARAMS ((bfd **, char *, bfd_boolean));
-static bfd_boolean ar_emul_aix5_replace
-  PARAMS ((bfd **, char *, bfd_boolean));
-static bfd_boolean ar_emul_aix_parse_arg
-  PARAMS ((char *));
-static bfd_boolean ar_emul_aix_internal
-  PARAMS ((bfd **, char *, bfd_boolean, const char *, bfd_boolean));
-

 static void
 static void

-ar_emul_aix_usage (fp)
-     FILE *fp;
+ar_emul_aix_usage (FILE *fp)

 {
   AR_EMUL_USAGE_PRINT_OPTION_HEADER (fp);
   /* xgettext:c-format */
 {
   AR_EMUL_USAGE_PRINT_OPTION_HEADER (fp);
   /* xgettext:c-format */


@@ -62,132 +48,78 @@ ar_emul_aix_usage (fp)
 }
 
 static bfd_boolean
 }
 
 static bfd_boolean

-ar_emul_aix_internal (after_bfd, file_name, verbose, target_name, is_append)
-     bfd **after_bfd;
-     char *file_name;
-     bfd_boolean verbose;
-     const char * target_name;
-     bfd_boolean is_append;
+check_aix (bfd *try_bfd)

 {
 {

-  bfd *temp;
-  bfd *try_bfd;
-
-  temp = *after_bfd;
-
-  /* Try 64 bit.  */
-  try_bfd = bfd_openr (file_name, target_name);
-
-  /* Failed or the object is possibly 32 bit.  */
-  if (NULL == try_bfd || ! bfd_check_format (try_bfd, bfd_object))
-    try_bfd = bfd_openr (file_name, "aixcoff-rs6000");
-
-  AR_EMUL_ELEMENT_CHECK (try_bfd, file_name);
-
-  if (bfd_xcoff_is_xcoff64 (try_bfd) && (! X64))
-    return FALSE;
-
-  if (bfd_xcoff_is_xcoff32 (try_bfd)
-      && bfd_check_format (try_bfd, bfd_object) && (! X32))
-    return FALSE;
+  extern const bfd_target rs6000_xcoff_vec;
+  extern const bfd_target rs6000_xcoff64_vec;
+  extern const bfd_target rs6000_xcoff64_aix_vec;

 
 

-  if (is_append)
-    {
-      AR_EMUL_APPEND_PRINT_VERBOSE (verbose, file_name);
-    }
-  else
+  if (bfd_check_format (try_bfd, bfd_object))

     {
     {

-      AR_EMUL_REPLACE_PRINT_VERBOSE (verbose, file_name);
-    }
-
-  *after_bfd = try_bfd;
-  (*after_bfd)->next = temp;
+      if (!X32 && try_bfd->xvec == &rs6000_xcoff_vec)
+       return FALSE;

 
 

+      if (!X64 && (try_bfd->xvec == &rs6000_xcoff64_vec
+                  || try_bfd->xvec == &rs6000_xcoff64_aix_vec))
+       return FALSE;
+    }

   return TRUE;
 }
 
   return TRUE;
 }
 

-

 static bfd_boolean
 static bfd_boolean

-ar_emul_aix_append (after_bfd, file_name, verbose)
-     bfd **after_bfd;
-     char *file_name;
-     bfd_boolean verbose;
+ar_emul_aix_append (bfd **after_bfd, char *file_name, const char *target,
+                   bfd_boolean verbose, bfd_boolean flatten)

 {
 {

-  return ar_emul_aix_internal (after_bfd, file_name, verbose,
-                              "aixcoff64-rs6000", TRUE);
-}
+  bfd *new_bfd;

 
 

-static bfd_boolean
-ar_emul_aix5_append (after_bfd, file_name, verbose)
-     bfd **after_bfd;
-     char *file_name;
-     bfd_boolean verbose;
-{
-  return ar_emul_aix_internal (after_bfd, file_name, verbose,
-                              "aix5coff64-rs6000", TRUE);
-}
+  new_bfd = bfd_openr (file_name, target);
+  AR_EMUL_ELEMENT_CHECK (new_bfd, file_name);

 
 

-static bfd_boolean
-ar_emul_aix_replace (after_bfd, file_name, verbose)
-     bfd **after_bfd;
-     char *file_name;
-     bfd_boolean verbose;
-{
-  return ar_emul_aix_internal (after_bfd, file_name, verbose,
-                              "aixcoff64-rs6000", FALSE);
+  return do_ar_emul_append (after_bfd, new_bfd, verbose, flatten, check_aix);

 }
 
 static bfd_boolean
 }
 
 static bfd_boolean

-ar_emul_aix5_replace (after_bfd, file_name, verbose)
-     bfd **after_bfd;
-     char *file_name;
-     bfd_boolean verbose;
+ar_emul_aix_replace (bfd **after_bfd, char *file_name, const char *target,
+                    bfd_boolean verbose)

 {
 {

-  return ar_emul_aix_internal (after_bfd, file_name, verbose,
-                              "aix5coff64-rs6000", FALSE);
-}
+  bfd *new_bfd;

 
 

-bfd_boolean
-ar_emul_aix_create (abfd_out, archive_file_name, file_name)
-     bfd **abfd_out;
-     char *archive_file_name;
-     char *file_name ATTRIBUTE_UNUSED;
-{
-  char *target = "aixcoff-rs6000";
+  new_bfd = bfd_openr (file_name, target);
+  AR_EMUL_ELEMENT_CHECK (new_bfd, file_name);

 
 

-  /* Create an empty archive.  */
-  *abfd_out = bfd_openw (archive_file_name, target);
+  if (!check_aix (new_bfd))
+    return FALSE;
+
+  AR_EMUL_REPLACE_PRINT_VERBOSE (verbose, file_name);

 
 

-  if (*abfd_out == NULL)
-    bfd_fatal (archive_file_name);
+  new_bfd->archive_next = *after_bfd;
+  *after_bfd = new_bfd;

 
 

-  /* set to small or big format.  */
-  /* not done.  */

   return TRUE;
 }
 
 static bfd_boolean
   return TRUE;
 }
 
 static bfd_boolean

-ar_emul_aix_parse_arg (arg)
-     char *arg;
+ar_emul_aix_parse_arg (char *arg)

 {
 {

-  if (strncmp (arg, "-X32_64", 6) == 0)
+  if (CONST_STRNEQ (arg, "-X32_64"))

     {
       big_archive = TRUE;
       X32 = TRUE;
       X64 = TRUE;
     }
     {
       big_archive = TRUE;
       X32 = TRUE;
       X64 = TRUE;
     }

-  else if (strncmp (arg, "-X32", 3) == 0)
+  else if (CONST_STRNEQ (arg, "-X32"))

     {
       big_archive = TRUE;
       X32 = TRUE;
       X64 = FALSE;
     }
     {
       big_archive = TRUE;
       X32 = TRUE;
       X64 = FALSE;
     }

-  else if (strncmp (arg, "-X64", 3) == 0)
+  else if (CONST_STRNEQ (arg, "-X64"))

     {
       big_archive = TRUE;
       X32 = FALSE;
       X64 = TRUE;
     }
     {
       big_archive = TRUE;
       X32 = FALSE;
       X64 = TRUE;
     }

-  else if (strncmp (arg, "-g", 2) == 0)
+  else if (CONST_STRNEQ (arg, "-g"))

     {
       big_archive = FALSE;
       X32 = TRUE;
     {
       big_archive = FALSE;
       X32 = TRUE;


@@ -204,15 +136,5 @@ struct bin_emulation_xfer_struct bin_aix_emulation =
   ar_emul_aix_usage,
   ar_emul_aix_append,
   ar_emul_aix_replace,
   ar_emul_aix_usage,
   ar_emul_aix_append,
   ar_emul_aix_replace,

-  ar_emul_default_create,
-  ar_emul_aix_parse_arg,
-};
-
-struct bin_emulation_xfer_struct bin_aix5_emulation =
-{
-  ar_emul_aix_usage,
-  ar_emul_aix5_append,
-  ar_emul_aix5_replace,
-  ar_emul_default_create,

   ar_emul_aix_parse_arg,
 };
   ar_emul_aix_parse_arg,
 };