Squashed 'third_party/elfutils/' content from commit 555e15e

Change-Id: I61cde98949e47e5c8c09c33260de17f30921be79
git-subtree-dir: third_party/elfutils
git-subtree-split: 555e15ebe8bf1eb33d00747173cfc80cc65648a4
diff --git a/backends/ppc_attrs.c b/backends/ppc_attrs.c
new file mode 100644
index 0000000..48d7129
--- /dev/null
+++ b/backends/ppc_attrs.c
@@ -0,0 +1,86 @@
+/* Object attribute tags for PowerPC.
+   Copyright (C) 2008, 2009 Red Hat, Inc.
+   This file is part of elfutils.
+
+   This file is free software; you can redistribute it and/or modify
+   it under the terms of either
+
+     * the GNU Lesser General Public License as published by the Free
+       Software Foundation; either version 3 of the License, or (at
+       your option) any later version
+
+   or
+
+     * the GNU General Public License as published by the Free
+       Software Foundation; either version 2 of the License, or (at
+       your option) any later version
+
+   or both in parallel, as here.
+
+   elfutils is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+
+   You should have received copies of the GNU General Public License and
+   the GNU Lesser General Public License along with this program.  If
+   not, see <http://www.gnu.org/licenses/>.  */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <string.h>
+#include <dwarf.h>
+
+#define BACKEND ppc_
+#include "libebl_CPU.h"
+
+bool
+ppc_check_object_attribute (Ebl *ebl __attribute__ ((unused)),
+			    const char *vendor, int tag, uint64_t value,
+			    const char **tag_name, const char **value_name)
+{
+  if (!strcmp (vendor, "gnu"))
+    switch (tag)
+      {
+      case 4:
+	*tag_name = "GNU_Power_ABI_FP";
+	static const char *fp_kinds[] =
+	  {
+	    "Hard or soft float",
+	    "Hard float",
+	    "Soft float",
+	    "Single-precision hard float",
+	  };
+	if (value < sizeof fp_kinds / sizeof fp_kinds[0])
+	  *value_name = fp_kinds[value];
+	return true;
+
+      case 8:
+	*tag_name = "GNU_Power_ABI_Vector";
+	static const char *vector_kinds[] =
+	  {
+	    "Any", "Generic", "AltiVec", "SPE"
+	  };
+	if (value < sizeof vector_kinds / sizeof vector_kinds[0])
+	  *value_name = vector_kinds[value];
+	return true;
+
+      case 12:
+	*tag_name = "GNU_Power_ABI_Struct_Return";
+	static const char *struct_return_kinds[] =
+	  {
+	    "Any", "r3/r4", "Memory"
+	  };
+	if (value < sizeof struct_return_kinds / sizeof struct_return_kinds[0])
+	  *value_name = struct_return_kinds[value];
+	return true;
+      }
+
+  return false;
+}
+
+__typeof (ppc_check_object_attribute)
+     ppc64_check_object_attribute
+     __attribute__ ((alias ("ppc_check_object_attribute")));