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/sparc_corenote.c b/backends/sparc_corenote.c
new file mode 100644
index 0000000..c9b6ff3
--- /dev/null
+++ b/backends/sparc_corenote.c
@@ -0,0 +1,120 @@
+/* SPARC specific core note handling.
+   Copyright (C) 2007 Red Hat, Inc.
+   Copyright (C) 2015 Oracle, 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 <elf.h>
+#include <inttypes.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <sys/time.h>
+
+#ifndef BITS
+# define BITS 		32
+# define BACKEND	sparc_
+#else
+# define BITS 		64
+# define BACKEND	sparc64_
+#endif
+#include "libebl_CPU.h"
+
+#define GR(at, n, dwreg)						\
+    { .offset = at * BITS/8, .regno = dwreg, .count = n, .bits = BITS }
+
+static const Ebl_Register_Location prstatus_regs[] =
+  {
+    GR (0, 32, 0),		/* %g0-%g7, %o0-%o7, %i0-%i7 */
+#if BITS == 32
+    GR (32, 1, 65),		/* %psr */
+    GR (33, 2, 68),		/* %pc, %npc */
+    GR (35, 1, 64),		/* %y */
+    GR (36, 1, 66),		/* %wim, %tbr */
+#else
+    GR (32, 1, 82),		/* %state */
+    GR (33, 2, 80),		/* %pc, %npc */
+    GR (35, 1, 85),		/* %y */
+#endif
+  };
+#define PRSTATUS_REGS_SIZE	(BITS / 8 * (32 + (BITS == 32 ? 6 : 4)))
+
+static const Ebl_Register_Location fpregset_regs[] =
+  {
+#if BITS == 32
+    GR (0, 32, 32),		/* %f0-%f31 */
+    /* 				   padding word */
+    GR (33, 1, 70),		/* %fsr */
+    /* 	       			   qcnt, q_entrysize, en, q, padding */
+# define FPREGSET_SIZE		(34 * 4 + 4 + 64 * 4 + 4)
+#else
+    GR (0, 32, 32),		/* %f0-%f31 */
+    GR (32, 1, 83),		/* %fsr */
+    /*  33, 1, 			   %gsr */
+    GR (34, 1, 84),		/* %fprs */
+# define FPREGSET_SIZE		(35 * 8)
+#endif
+  };
+
+#if BITS == 32
+# define ULONG			uint32_t
+# define ALIGN_ULONG		4
+# define TYPE_ULONG		ELF_T_WORD
+# define TYPE_LONG		ELF_T_SWORD
+# define UID_T			uint16_t
+# define GID_T			uint16_t
+# define ALIGN_UID_T		2
+# define ALIGN_GID_T		2
+# define TYPE_UID_T		ELF_T_HALF
+# define TYPE_GID_T		ELF_T_HALF
+#else
+# define ULONG			uint64_t
+# define ALIGN_ULONG		8
+# define TYPE_ULONG		ELF_T_XWORD
+# define TYPE_LONG		ELF_T_SXWORD
+# define UID_T			uint32_t
+# define GID_T			uint32_t
+# define ALIGN_UID_T		4
+# define ALIGN_GID_T		4
+# define TYPE_UID_T		ELF_T_WORD
+# define TYPE_GID_T		ELF_T_WORD
+# define SUSECONDS_HALF		1
+#endif
+#define PID_T			int32_t
+#define ALIGN_PID_T		4
+#define TYPE_PID_T		ELF_T_SWORD
+
+#define PRSTATUS_REGSET_ITEMS						      \
+  {									      \
+    .name = "pc", .type = ELF_T_ADDR, .format = 'x',			      \
+    .offset = offsetof (struct EBLHOOK(prstatus), pr_reg[33]),		      \
+    .group = "register", .pc_register = true				      \
+  }
+
+#include "linux-core-note.c"