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From: Oleksandr Tymoshenko <gonzo@FreeBSD.org>
Date: Mon, 19 Mar 2012 03:27:09 +0000 (UTC)
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Subject: svn commit: r233159 - head/contrib/gdb/gdb
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Author: gonzo
Date: Mon Mar 19 03:27:08 2012
New Revision: 233159
URL: http://svn.freebsd.org/changeset/base/233159

Log:
  fix ABI detection logic: for 64-bit elf objects set default ABI to n64.

Modified:
  head/contrib/gdb/gdb/mips-tdep.c

Modified: head/contrib/gdb/gdb/mips-tdep.c
==============================================================================
--- head/contrib/gdb/gdb/mips-tdep.c	Mon Mar 19 02:10:40 2012	(r233158)
+++ head/contrib/gdb/gdb/mips-tdep.c	Mon Mar 19 03:27:08 2012	(r233159)
@@ -5437,6 +5437,13 @@ mips_gdbarch_init (struct gdbarch_info i
 	}
     }
 
+  /* Default 64-bit objects to N64 instead of O32.  */
+  if (found_abi == MIPS_ABI_UNKNOWN
+      && info.abfd != NULL
+      && bfd_get_flavour (info.abfd) == bfd_target_elf_flavour
+      && elf_elfheader (info.abfd)->e_ident[EI_CLASS] == ELFCLASS64)
+    found_abi = MIPS_ABI_N64;
+
   if (gdbarch_debug)
     fprintf_unfiltered (gdb_stdlog, "mips_gdbarch_init: found_abi = %d\n",
 			found_abi);