Add support for Motorola XGATE embedded CPU

1 files changed, 77 insertions, 0 deletions

diff --git a/include/elf/xgate.h b/include/elf/xgate.h
new file mode 100644
index 000000000..33286a8d0
--- /dev/null
+++ b/include/elf/xgate.h
@@ -0,0 +1,77 @@
+/* XGATE ELF support for BFD.
+   Copyright 2010, 2011, 2012 Free Software Foundation, Inc.
+
+   This file is part of BFD, the Binary File Descriptor library.
+
+   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
+   (at your option) any later version.
+
+   This program 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 a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software Foundation,
+   Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
+
+#ifndef _ELF_XGATE_H
+#define _ELF_XGATE_H
+
+#include "elf/reloc-macros.h"
+
+/* Relocation types.  */
+START_RELOC_NUMBERS (elf_xgate_reloc_type)
+  RELOC_NUMBER (R_XGATE_NONE, 0)
+  RELOC_NUMBER (R_XGATE_8, 1)
+  RELOC_NUMBER (R_XGATE_PCREL_8, 2)
+  RELOC_NUMBER (R_XGATE_16, 3)
+  RELOC_NUMBER (R_XGATE_32, 4)
+  RELOC_NUMBER (R_XGATE_PCREL_16, 5)
+  /* These are GNU extensions to enable C++ vtable garbage collection.  */
+  RELOC_NUMBER (R_XGATE_GNU_VTINHERIT, 6)
+  RELOC_NUMBER (R_XGATE_GNU_VTENTRY, 7)
+
+  RELOC_NUMBER (R_XGATE_24, 8)
+  RELOC_NUMBER (R_XGATE_LO16, 9)
+  RELOC_NUMBER (R_XGATE_GPAGE, 10)
+  RELOC_NUMBER (R_XGATE_PCREL_9, 11)
+  RELOC_NUMBER (R_XGATE_PCREL_10, 12)
+  RELOC_NUMBER (R_XGATE_IMM8_LO, 13)
+  RELOC_NUMBER (R_XGATE_IMM8_HI, 14)
+  RELOC_NUMBER (R_XGATE_IMM3, 15)
+  RELOC_NUMBER (R_XGATE_IMM4, 16)
+  RELOC_NUMBER (R_XGATE_IMM5, 17)
+
+  /* GNU extension for linker relaxation.
+     Mark beginning of a jump instruction (any form).  */
+  RELOC_NUMBER (R_XGATE_RL_JUMP, 18)
+
+  /* Mark beginning of Gcc relaxation group instruction.  */
+  RELOC_NUMBER (R_XGATE_RL_GROUP, 19)
+END_RELOC_NUMBERS (R_XGATE_max)
+
+/* Processor specific flags for the ELF header e_flags field.  */
+
+/* ABI identification.  */
+#define EF_XGATE_ABI  0x00000000F
+
+/* Integers are 32-bit long.  */
+#define E_XGATE_I32   0x000000001
+
+/* Doubles are 64-bit long.  */
+#define E_XGATE_F64   0x000000002
+
+#define EF_XGATE_MACH_MASK  0xF0
+
+#define EF_XGATE_MACH       0x80 /* XGATE microcontroller.  */
+
+#define E_M68HCS12X_GLOBAL  0x100
+
+/* Identify interrupt handlers.  This is used by the debugger to
+   correctly compute the stack frame.  */
+#define STO_XGATE_INTERRUPT 0x40
+     
+#endif