Add support for Xilinx MicroBlaze processor.

        * bfd/Makefile.am: Add cpu-microblaze.{lo,c}, elf32-microblaze.{lo,c}.
        * bfd/Makefile.in: Same.
        * bfd/archures.c: Add bfd_arch_microblaze.
        * bfd/bfd-in2.h: Regenerate.
        * bfd/config.bfd: Add microblaze target.
        * bfd/configure: Add bfd_elf32_microblaze_vec target.
        * bfd/configure.in: Same.
        * bfd/cpu-microblaze.c: New.
        * bfd/elf32-microblaze.c: New.
        * bfd/libbfd-in.h: Add prototype _bfd_dwarf2_fixup_section_debug_loc().
        * bfd/libbfd.h: Regenerate.
        * bfd/reloc.c: Add MICROBLAZE relocations.
        * bfd/section.c: Add struct relax_table and relax_count to section.
        * bfd/targets.c: Add bfd_elf32_microblaze_vec.
        * binutils/MAINTAINERS: Add self as maintainer.
        * binutils/readelf.c: Include elf/microblaze.h, add EM_MICROBLAZE &
        EM_MICROBLAZE_OLD to guess_is_rela(), dump_relocations(),
        get_machine_name().
        * config.sub: Add microblaze target.
        * configure: Same.
        * configure.ac: Same.
        * gas/Makefile.am: add microblaze to CPU_TYPES, config/tc-microblaze.c to
        TARGET_CPU_CFILES, config/tc-microblaze.h to TARGET_CPU_HFILES, add
        DEP_microblaze_elf target.
        * gas/Makefile.in: Same.
        * gas/config/tc-microblaze.c: Add MicroBlaze assembler.
        * gas/config/tc-microblaze.h: Add header for tc-microblaze.c.
        * gas/configure: Add microblaze target.
        * gas/configure.in: Same.
        * gas/configure.tgt: Same.
        * gas/doc/Makefile.am: Add c-microblaze.texi to CPU_DOCS.
        * gas/doc/Makefile.in: Same.
        * gas/doc/all.texi: Set MICROBLAZE.
        * gas/doc/as.texinfo: Add MicroBlaze doc links.
        * gas/doc/c-microblaze.texi: New MicroBlaze docs.
        * include/dis-asm.h: Decl print_insn_microblaze().
        * include/elf/common.h: Define EM_MICROBLAZE & EM_MICROBLAZE_OLD.
        * include/elf/microblaze.h: New reloc definitions.
        * ld/Makefile.am: Add eelf32mb_linux.o, eelf32microblaze.o to
        ALL_EMULATIONS, targets.
        * ld/Makefile.in: Same.
        * ld/configure.tgt: Add microblaze*-linux*, microblaze* targets.
        * ld/emulparams/elf32mb_linux.sh: New.
        * ld/emulparams/elf32microblaze.sh. New.
        * ld/scripttempl/elfmicroblaze.sc: New.
        * opcodes/Makefile.am: Add microblaze-opc.h to HFILES, microblaze-dis.c to
        CFILES, microblaze-dis.lo to ALL_MACHINES, targets.
        * opcodes/Makefile.in: Same.
        * opcodes/configure: Add bfd_microblaze_arch target.
        * opcodes/configure.in: Same.
        * opcodes/disassemble.c: Define ARCH_microblaze, return
        print_insn_microblaze().
        * opcodes/microblaze-dis.c: New MicroBlaze disassembler.
        * opcodes/microblaze-opc.h: New MicroBlaze opcode definitions.
        * opcodes/microblaze-opcm.h: New MicroBlaze opcode types.

3 files changed, 72 insertions, 0 deletions

diff --git a/include/elf/ChangeLog b/include/elf/ChangeLog
index 113403d5c..8b045d4d2 100644
--- a/include/elf/ChangeLog
+++ b/include/elf/ChangeLog
@@ -1,3 +1,8 @@
+2009-08-06  Michael Eager <eager@eagercon.com>
+
+	* elf/common.h: Define EM_MICROBLAZE & EM_MICROBLAZE_OLD.
+	* elf/microblaze.h: New reloc definitions.
+
 2009-07-30  Alan Modra  <amodra@bigpond.net.au>
 
 	* ppc64.h: Add R_PPC64_JMP_IREL, R_PPC64_REL16, R_PPC64_REL16_LO,
diff --git a/include/elf/common.h b/include/elf/common.h
index 33ec16a02..a229a1250 100644
--- a/include/elf/common.h
+++ b/include/elf/common.h
@@ -241,6 +241,8 @@
 #define EM_L1OM		180	/* Intel L1OM */
 #define EM_INTEL181	181	/* Reserved by Intel */
 #define EM_INTEL182	182	/* Reserved by Intel */
+#define EM_MICROBLAZE   183     /* Xilinx MicroBlaze */
+
 
 /* If it is necessary to assign new unofficial EM_* values, please pick large
    random numbers (0x8523, 0xa7f2, etc.) to minimize the chances of collision
@@ -344,6 +346,8 @@
 /* Old Sunplus S+core7 backend magic number. Written in the absence of an ABI.  */
 #define EM_SCORE_OLD            95
 
+#define EM_MICROBLAZE_OLD	0xbaab	/* Old MicroBlaze */
+
 /* See the above comment before you add a new EM_* value here.  */
 
 /* Values for e_version.  */
diff --git a/include/elf/microblaze.h b/include/elf/microblaze.h
new file mode 100644
index 000000000..5999cb001
--- /dev/null
+++ b/include/elf/microblaze.h
@@ -0,0 +1,63 @@
+/* Xilinx MicroBlaze support for BFD.
+ 
+   Copyright 2009 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.  */
+
+
+/* This file holds definitions specific to the MICROBLAZE ELF ABI.  */
+#ifndef _ELF_MICROBLAZE_H
+#define _ELF_MICROBLAZE_H
+
+#include "elf/reloc-macros.h"
+
+/* Relocations.  */
+START_RELOC_NUMBERS (elf_microblaze_reloc_type)
+  RELOC_NUMBER (R_MICROBLAZE_NONE, 0)
+  RELOC_NUMBER (R_MICROBLAZE_32, 1)
+  RELOC_NUMBER (R_MICROBLAZE_32_PCREL, 2)
+  RELOC_NUMBER (R_MICROBLAZE_64_PCREL, 3)
+  RELOC_NUMBER (R_MICROBLAZE_32_PCREL_LO, 4)
+  RELOC_NUMBER (R_MICROBLAZE_64, 5)
+  RELOC_NUMBER (R_MICROBLAZE_32_LO, 6)
+  RELOC_NUMBER (R_MICROBLAZE_SRO32, 7)
+  RELOC_NUMBER (R_MICROBLAZE_SRW32, 8)
+  RELOC_NUMBER (R_MICROBLAZE_64_NONE, 9)
+  RELOC_NUMBER (R_MICROBLAZE_32_SYM_OP_SYM, 10)
+  RELOC_NUMBER (R_MICROBLAZE_GNU_VTINHERIT, 11)
+  RELOC_NUMBER (R_MICROBLAZE_GNU_VTENTRY, 12)
+  RELOC_NUMBER (R_MICROBLAZE_GOTPC_64, 13)  /* PC-relative GOT offset.  */
+  RELOC_NUMBER (R_MICROBLAZE_GOT_64, 14)    /* GOT entry offset.  */
+  RELOC_NUMBER (R_MICROBLAZE_PLT_64, 15)    /* PLT offset (PC-relative).  */
+  RELOC_NUMBER (R_MICROBLAZE_REL, 16)       /* Adjust by program base.  */
+  RELOC_NUMBER (R_MICROBLAZE_JUMP_SLOT, 17) /* Create PLT entry.  */
+  RELOC_NUMBER (R_MICROBLAZE_GLOB_DAT, 18)  /* Create GOT entry.  */
+  RELOC_NUMBER (R_MICROBLAZE_GOTOFF_64, 19) /* Offset relative to GOT.  */
+  RELOC_NUMBER (R_MICROBLAZE_GOTOFF_32, 20) /* Offset relative to GOT.  */
+  RELOC_NUMBER (R_MICROBLAZE_COPY, 21)      /* Runtime copy.  */
+   
+END_RELOC_NUMBERS (R_MICROBLAZE_max)
+
+/* Global base address names.  */
+#define RO_SDA_ANCHOR_NAME "_SDA2_BASE_"
+#define RW_SDA_ANCHOR_NAME "_SDA_BASE_"
+
+/* Section Attributes.  */
+#define SHF_MICROBLAZE_NOREAD	0x80000000
+
+#endif /* _ELF_MICROBLAZE_H */