From: bwilson <bwilson>
Date: Thu, 12 Oct 2006 21:56:18 +0000 (+0000)
Subject: bfd/
X-Git-Tag: drop_9x_support_start~1492
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=152b6921c4e3bc42db9a641d4591436ef583e4c3;p=pf3gnuchains%2Fpf3gnuchains4x.git

bfd/
	* elf32-xtensa.c (elf_xtensa_action_discarded): New.
	(elf_backend_action_discarded): Define.
ld/
	* emultempl/xtensaelf.em (is_inconsistent_linkonce_section): Check
	for linkonce XCC exception tables (".e" and ".h").
---

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index b7db1d8bd9..db0ee249b0 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,8 @@
+2006-10-12  Bob Wilson  <bob.wilson@acm.org>
+
+	* elf32-xtensa.c (elf_xtensa_action_discarded): New.
+	(elf_backend_action_discarded): Define.
+
 2006-10-11  Bob Wilson  <bob.wilson@acm.org>
 
 	* elf32-xtensa.c (elf_xtensa_relocate_section): Return after
diff --git a/bfd/elf32-xtensa.c b/bfd/elf32-xtensa.c
index a5d76b214d..2a6c695ccd 100644
--- a/bfd/elf32-xtensa.c
+++ b/bfd/elf32-xtensa.c
@@ -2969,6 +2969,19 @@ elf_xtensa_ignore_discarded_relocs (asection *sec)
   return xtensa_is_property_section (sec);
 }
 
+
+static unsigned int
+elf_xtensa_action_discarded (asection *sec)
+{
+  if (strcmp (".xt_except_table", sec->name) == 0)
+    return 0;
+
+  if (strcmp (".xt_except_desc", sec->name) == 0)
+    return 0;
+
+  return _bfd_elf_default_action_discarded (sec);
+}
+
 
 /* Support for core dump NOTE sections.  */
 
@@ -9832,5 +9845,6 @@ static const struct bfd_elf_special_section elf_xtensa_special_sections[] =
 #define elf_backend_relocate_section	     elf_xtensa_relocate_section
 #define elf_backend_size_dynamic_sections    elf_xtensa_size_dynamic_sections
 #define elf_backend_special_sections	     elf_xtensa_special_sections
+#define elf_backend_action_discarded	     elf_xtensa_action_discarded
 
 #include "elf32-target.h"
diff --git a/ld/ChangeLog b/ld/ChangeLog
index f2b8ea354e..77d813c3cd 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,8 @@
+2006-10-12  Bob Wilson  <bob.wilson@acm.org>
+
+	* emultempl/xtensaelf.em (is_inconsistent_linkonce_section): Check
+	for linkonce XCC exception tables (".e" and ".h").
+
 2006-10-11  Bob Wilson  <bob.wilson@acm.org>
 
 	* emulparams/elf32xtensa.sh (TEXT_PLT): Enable.
diff --git a/ld/emultempl/xtensaelf.em b/ld/emultempl/xtensaelf.em
index bbee546202..cf3f774459 100644
--- a/ld/emultempl/xtensaelf.em
+++ b/ld/emultempl/xtensaelf.em
@@ -1184,7 +1184,7 @@ input_section_linked (asection *sec)
 }
 
 
-/* Strip out any linkonce literal sections or property tables where the
+/* Strip out any linkonce property tables or XCC exception tables where the
    associated linkonce text is from a different object file.  Normally,
    a matching set of linkonce sections is taken from the same object file,
    but sometimes the files are compiled differently so that some of the
@@ -1199,17 +1199,22 @@ is_inconsistent_linkonce_section (asection *sec)
 {
   bfd *abfd = sec->owner;
   const char *sec_name = bfd_get_section_name (abfd, sec);
-  const char *name = 0;
+  const char *name;
 
   if ((bfd_get_section_flags (abfd, sec) & SEC_LINK_ONCE) == 0
       || strncmp (sec_name, ".gnu.linkonce.", linkonce_len) != 0)
     return FALSE;
 
-  /* Check if this is an Xtensa property section.  */
-  if (CONST_STRNEQ (sec_name + linkonce_len, "p."))
-    name = sec_name + linkonce_len + 2;
-  else if (CONST_STRNEQ (sec_name + linkonce_len, "prop."))
-    name = strchr (sec_name + linkonce_len + 5, '.') + 1;
+  /* Check if this is an Xtensa property section or an exception table
+     for Tensilica's XCC compiler.  */
+  name = sec_name + linkonce_len;
+  if (CONST_STRNEQ (name, "prop."))
+    name = strchr (name + 5, '.') + 1;
+  else if (name[1] == '.'
+	   && (name[0] == 'p' || name[0] == 'e' || name[0] == 'h'))
+    name += 2;
+  else
+    name = 0;
 
   if (name)
     {