Add support for OpenRISC 32-bit embedded processor

9 files changed, 600 insertions, 36 deletions

diff --git a/include/ChangeLog b/include/ChangeLog
index a21e0c7..fc8c94e 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,6 +1,6 @@
-2002-01-28  Jason Merrill  <jason@redhat.com>
+2002-01-31  Ivan Guzvinec  <ivang@opencores.org>
 
-	* elf/dwarf2.h: Sync with gcc version.
+	* dis-asm.h : Add support for or32 targets
 
 2002-01-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
@@ -10,11 +10,6 @@
 
 	* cgen.h (BFD_VERSION): Use BFD_VERSION_DATE instead.
 
-2002-01-15  Richard Earnshaw  <rearnsha@arm.com>
-
-	* coff/arm.h (F_VFP_FLOAT): Define.
-	* elf/arm.h (F_VFP_FLOAT, EF_ARM_VFP_FLOAT): Define.
-
 2001-12-14  Nick Clifton  <nickc@cambridge.redhat.com>
 
 	* dis-asm.h (INIT_DISASSEMBLE_INFO_NO_ARCH): Initialise the
@@ -22,7 +17,6 @@
 
 2001-12-13  Jakub Jelinek  <jakub@redhat.com>
 
-	* elf/common.h (PT_GNU_EH_FRAME): Define.
 	* bfdlink.h (struct bfd_link_info): Add eh_frame_hdr field.
 
 2001-12-07  Geoffrey Keating  <geoffk@redhat.com>
@@ -48,7 +42,7 @@
 
 2001-10-24  Neil Booth  <neil@daikokuya.demon.co.uk>
 
-	* include/safe-ctype.h (_sch_isbasic, IS_ISOBASIC): New.
+	* safe-ctype.h (_sch_isbasic, IS_ISOBASIC): New.
 
 2001-10-22  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
@@ -160,12 +154,6 @@
 	* libiberty.h (lbasename): Change function declaration to return a
 	const char pointer.
 
-2001-08-10  Richard Sandiford  <rsandifo@redhat.com>
-
-	* opcode/mips.h (INSN_GP32): Remove.
-	(OPCODE_IS_MEMBER): Remove gp32 parameter.
-	(M_MOVE): New macro identifier.
-
 2001-08-02  Mark Kettenis  <kettenis@gnu.org>
 
 	* xregex.h (_REGEX_RE_COMP): Define.
@@ -177,19 +165,10 @@
         * bfdlink.h (struct bfd_link_info): add new boolean
         field pei386_auto_import.
 
-2001-08-01  Aldy Hernandez  <aldyh@redhat.com>
-
-	* opcode/mips.h (INSN_ISA_MASK): Nuke bits 12-15.
-
 2001-07-18  Andreas Jaeger  <aj@suse.de>
 
 	* xregex2.h: Place under LGPL version 2.1.
 
-2001-07-12  Jeff Johnston  <jjohnstn@redhat.com>
-
-        * opcode/cgen.h (CGEN_INSN): Add regex support.
-        (build_insn_regex): Declare.
-
 2001-07-10  Jeff Johnston  <jjohnstn@redhat.com>
 
 	* xregex.h: New file to support libiberty regex.
@@ -207,11 +186,6 @@
 
 	* ansidecl.h (NULL_PTR): Delete.
 
-2001-05-11  Jakub Jelinek  <jakub@redhat.com>
-
-	* elf/ia64.h (ELF_STRING_ia64_unwind_once): Define.
-	(ELF_STRING_ia64_unwind_info_once): Define.
-
 2001-05-07  Zack Weinberg  <zackw@stanford.edu>
 
 	* demangle.h: Use PARAMS for all prototypes.
diff --git a/include/coff/ChangeLog b/include/coff/ChangeLog
index b8882bc..7aced13 100644
--- a/include/coff/ChangeLog
+++ b/include/coff/ChangeLog
@@ -1,3 +1,7 @@
+2002-01-31  Ivan Guzvinec  <ivang@opencores.org>
+
+	* or32.h: New file.
+
 2001-12-24  Tom Rix  <trix@redhat.com>
 
 	* xcoff.h (xcoff_big_format_p): Make <bigaf> the default archive 
@@ -5,7 +9,6 @@
 	(XCOFFARMAG_ELEMENT_SIZE, XCOFFARMAGBIG_ELEMENT_SIZE): Define for 
 	archive header ascii elements.  
 
-
 2001-12-17  Tom Rix  <trix@redhat.com>
 
 	* xcoff.h :  Add .except and .typchk section string and styp flags.
@@ -15,6 +18,10 @@
 
 	* xcoff.h : Clean up formatting. 
 
+2002-01-15  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm.h (F_VFP_FLOAT): Define.
+
 2001-11-11  Timothy Wall  <twall@alum.mit.edu>
 
 	* ti.h: Move arch-specific stuff from here...
diff --git a/include/coff/or32.h b/include/coff/or32.h
new file mode 100644
index 0000000..c2797aa
--- /dev/null
+++ b/include/coff/or32.h
@@ -0,0 +1,287 @@
+/* COFF specification for OpenRISC 1000.
+   Copyright (C) 1993-2000, 2002 Free Software Foundation, Inc.
+   Contributed by David Wood @ New York University.
+   Modified by Johan Rydberg, <johan.rydberg@netinsight.se>
+
+   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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#ifndef OR32
+# define OR32
+#endif
+
+/* File Header and related definitions.  */
+struct external_filehdr
+{
+  char f_magic[2];	/* magic number		    */
+  char f_nscns[2];	/* number of sections	    */
+  char f_timdat[4];     /* time & date stamp	    */
+  char f_symptr[4];     /* file pointer to symtab   */
+  char f_nsyms[4];	/* number of symtab entries */
+  char f_opthdr[2];     /* sizeof(optional hdr)	    */
+  char f_flags[2];	/* flags		    */
+};
+
+#define FILHDR  struct external_filehdr
+#define FILHSZ	20
+
+/* Magic numbers for OpenRISC 1000. As it is know we use the
+   numbers for Am29000.
+
+   (AT&T will assign the "real" magic number).  */
+#define SIPFBOMAGIC     0572    /* Am29000 (Byte 0 is MSB).  */
+#define SIPRBOMAGIC     0573    /* Am29000 (Byte 0 is LSB).  */
+
+#define OR32_MAGIC_BIG 		SIPFBOMAGIC	
+#define OR32_MAGIC_LITTLE	SIPRBOMAGIC	
+#define OR32BADMAG(x)     (((x).f_magic!=OR32_MAGIC_BIG) && \
+			                      ((x).f_magic!=OR32_MAGIC_LITTLE))
+
+#define OMAGIC OR32_MAGIC_BIG
+
+/* Optional (a.out) header.  */
+typedef	struct external_aouthdr 
+{
+  char  magic[2];         /* type of file                     */
+  char  vstamp[2];	  /* version stamp                    */
+  char  tsize[4];	  /* text size in bytes, padded to FW bdry */
+  char  dsize[4];	  /* initialized data "  "            */
+  char  bsize[4];	  /* uninitialized data "   "         */
+  char  entry[4];	  /* entry pt.                        */
+  char  text_start[4];	  /* base of text used for this file  */
+  char  data_start[4];	  /* base of data used for this file  */
+} AOUTHDR;
+
+#define AOUTSZ      28
+#define AOUTHDRSZ   28
+
+/* aouthdr magic numbers.  */
+#define NMAGIC    0410	  /* separate i/d executable.  */
+#define SHMAGIC   0406	  /* NYU/Ultra3 shared data executable 
+                             (writable text).  */
+
+#define _ETEXT   	"_etext"
+
+/* Section header and related definitions.  */
+struct external_scnhdr 
+{
+  char	    s_name[8];      /* section name                   */
+  char	    s_paddr[4];     /* physical address, aliased s_nlib */
+  char	    s_vaddr[4];     /* virtual address                */
+  char	    s_size[4];      /* section size                   */
+  char	    s_scnptr[4];    /* file ptr to raw data for section */
+  char	    s_relptr[4];    /* file ptr to relocation         */
+  char	    s_lnnoptr[4];   /* file ptr to line numbers       */
+  char	    s_nreloc[2];    /* number of relocation entries   */
+  char	    s_nlnno[2];     /* number of line number entries  */
+  char	    s_flags[4];     /* flags                          */
+};
+
+#define	SCNHDR	struct external_scnhdr
+#define	SCNHSZ	40
+
+/* Names of "special" sections:  */
+#define _TEXT   ".text"
+#define _DATA   ".data"
+#define _BSS    ".bss"
+#define _LIT    ".lit"
+
+/* Section types - with additional section type for global 
+   registers which will be relocatable for the OpenRISC 1000.
+
+   In instances where it is necessary for a linker to produce an
+   output file which contains text or data not based at virtual
+   address 0, e.g. for a ROM, then the linker should accept
+   address base information as command input and use PAD sections
+   to skip over unused addresses.  */
+#define	STYP_BSSREG 0x1200	/* Global register area (like STYP_INFO) */
+#define STYP_ENVIR  0x2200	/* Environment (like STYP_INFO) */
+#define STYP_ABS    0x4000	/* Absolute (allocated, not reloc, loaded) */
+
+/* Relocation information declaration and related definitions:  */
+struct external_reloc
+{
+  char r_vaddr[4];    /* (virtual) address of reference */
+  char r_symndx[4];   /* index into symbol table */
+  char r_type[2];     /* relocation type */
+};
+
+#define	RELOC		struct external_reloc
+#define	RELSZ		10		/* sizeof (RELOC) */ 
+
+/* Relocation types for the OpenRISC 1000: */
+
+#define	R_ABS     0     /* reference is absolute */
+#define	R_IREL    030	/* instruction relative (jmp/call) */
+#define	R_IABS    031	/* instruction absolute (jmp/call) */
+#define	R_ILOHALF 032	/* instruction low half  (const)  */
+#define	R_IHIHALF 033	/* instruction high half (consth) part 1 */
+#define	R_IHCONST 034	/* instruction high half (consth) part 2 */
+                        /* constant offset of R_IHIHALF relocation */
+#define	R_BYTE    035	/* relocatable byte value */
+#define R_HWORD   036	/* relocatable halfword value */
+#define R_WORD    037	/* relocatable word value */
+
+#define	R_IGLBLRC 040	/* instruction global register RC */
+#define	R_IGLBLRA 041	/* instruction global register RA */
+#define	R_IGLBLRB 042	/* instruction global register RB */
+ 
+/*
+  NOTE:
+  All the "I" forms refer to 29000 instruction formats.  The linker is 
+  expected to know how the numeric information is split and/or aligned
+  within the instruction word(s).  R_BYTE works for instructions, too.
+
+  If the parameter to a CONSTH instruction is a relocatable type, two 
+  relocation records are written.  The first has an r_type of R_IHIHALF 
+  (33 octal) and a normal r_vaddr and r_symndx.  The second relocation 
+  record has an r_type of R_IHCONST (34 octal), a normal r_vaddr (which 
+  is redundant), and an r_symndx containing the 32-bit constant offset 
+  to the relocation instead of the actual symbol table index.  This 
+  second record is always written, even if the constant offset is zero.
+  The constant fields of the instruction are set to zero.  */
+
+/* Line number entry declaration and related definitions:  */
+struct external_lineno 
+{
+  union
+  {
+    char l_symndx[4];  /* function name symbol index, iff l_lnno == 0*/
+    char l_paddr[4];   /* (physical) address of line number    */
+  }
+  l_addr;
+
+  char l_lnno[2];      /* line number	  */
+};
+
+#define	LINENO		struct external_lineno
+#define	LINESZ		6		  /* sizeof (LINENO) */
+
+/* Symbol entry declaration and related definitions:  */
+#define	E_SYMNMLEN	8	  /* Number of characters in a symbol name */
+
+struct external_syment
+{
+  union
+  {
+    char e_name[E_SYMNMLEN];
+    struct
+    {
+      char e_zeroes[4];
+      char e_offset[4];
+    }
+    e;
+  }
+  e;
+
+  char e_value[4];
+  char e_scnum[2];
+  char e_type[2];
+  char e_sclass[1];
+  char e_numaux[1];
+};
+
+#define	SYMENT	struct external_syment
+#define	SYMESZ 	18
+
+/* Storage class definitions - new classes for global registers:  */
+#define C_GLBLREG	19		/* global register */
+#define C_EXTREG	20		/* external global register */
+#define	C_DEFREG	21		/* ext. def. of global register */
+
+/* Derived symbol mask/shifts:  */
+#define N_BTMASK	(0xf)
+#define N_BTSHFT	(4)
+#define N_TMASK		(0x30)
+#define N_TSHIFT	(2)
+
+/* Auxiliary symbol table entry declaration and related 
+   definitions.  */
+#define E_FILNMLEN  14  /* # characters in a file name	  */
+#define E_DIMNUM    4   /* # array dimensions in auxiliary entry */
+
+union external_auxent
+{
+  struct
+  {
+    char x_tagndx[4];       /* str, un, or enum tag indx */
+    union
+    {
+      struct
+      {
+	char  x_lnno[2];    /* declaration line number */
+        char  x_size[2];    /* str/union/array size */
+      }
+      x_lnsz;
+
+      char x_fsize[4];      /* size of function */
+    }
+    x_misc;
+
+    union
+    {
+      struct 		          /* if ISFCN, tag, or .bb */
+      {
+	char x_lnnoptr[4];  /* ptr to fcn line # */
+        char x_endndx[4];   /* entry ndx past block end */
+      }
+      x_fcn;
+
+      struct   	          /* if ISARY, up to 4 dimen. */
+      {
+	char x_dimen[E_DIMNUM][2];
+      }
+      x_ary;
+    }
+    x_fcnary;
+
+    char x_tvndx[2];        /* tv index */
+  }
+  x_sym;
+
+  union
+  {
+    char x_fname[E_FILNMLEN];
+
+    struct
+    {
+      char x_zeroes[4];
+      char x_offset[4];
+    }
+    x_n;
+  }
+  x_file;
+
+  struct
+  {
+    char x_scnlen[4];       /* section length */
+    char x_nreloc[2];       /* # relocation entries */
+    char x_nlinno[2];       /* # line numbers */
+  }
+  x_scn;
+
+  struct
+  {
+    char x_tvfill[4];       /* tv fill value */
+    char x_tvlen[2];        /* length of .tv */
+    char x_tvran[2][2];     /* tv range */
+  }
+  x_tv;                   /* info about .tv section 
+			     (in auxent of symbol .tv)) */
+};
+
+#define	AUXENT		union external_auxent
+#define	AUXESZ		18	
diff --git a/include/dis-asm.h b/include/dis-asm.h
index 4e16ed3..8cd848d 100644
--- a/include/dis-asm.h
+++ b/include/dis-asm.h
@@ -1,6 +1,6 @@
 /* Interface between the opcode library and its callers.
 
-   Copyright 2001 Free Software Foundation, Inc.
+   Copyright 2001, 2002 Free Software Foundation, Inc.
    
    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
@@ -212,6 +212,8 @@ extern int print_insn_mn10200		PARAMS ((bfd_vma, disassemble_info*));
 extern int print_insn_mn10300		PARAMS ((bfd_vma, disassemble_info*));
 extern int print_insn_ns32k		PARAMS ((bfd_vma, disassemble_info*));
 extern int print_insn_openrisc		PARAMS ((bfd_vma, disassemble_info*));
+extern int print_insn_big_or32          PARAMS ((bfd_vma, disassemble_info*));
+extern int print_insn_little_or32       PARAMS ((bfd_vma, disassemble_info*));
 extern int print_insn_pdp11		PARAMS ((bfd_vma, disassemble_info*));
 extern int print_insn_pj		PARAMS ((bfd_vma, disassemble_info*));
 extern int print_insn_big_powerpc	PARAMS ((bfd_vma, disassemble_info*));
diff --git a/include/elf/ChangeLog b/include/elf/ChangeLog
index a0b4f71..10c05d8 100644
--- a/include/elf/ChangeLog
+++ b/include/elf/ChangeLog
@@ -1,7 +1,20 @@
+2002-01-31  Ivan Guzvinec  <ivang@opencores.org>
+
+	* or32.h: New file.
+	* common.h: Add support for or32 targets.
+
+2002-01-28  Jason Merrill  <jason@redhat.com>
+
+	* dwarf2.h: Sync with gcc version.
+
 2002-01-16  Alan Modra  <amodra@bigpond.net.au>
 
 	* ppc.h (DT_PPC64_GLINK): Define.
 
+2002-01-15  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm.h (F_VFP_FLOAT, EF_ARM_VFP_FLOAT): Define.
+
 2002-01-09  Jason Thorpe  <thorpej@wasabisystems.com>
 
 	* common.h: Update copyright years.
@@ -24,6 +37,10 @@
 	unsigned int.
 	* common.h (SHN_BAD): Define.
 
+2001-12-13  Jakub Jelinek  <jakub@redhat.com>
+
+	* elf/common.h (PT_GNU_EH_FRAME): Define.
+
 2001-12-11  Alan Modra  <amodra@bigpond.net.au>
 
 	* common.h (SHN_XINDEX): Comment typo fix.
@@ -90,7 +107,7 @@
 	(E_H8_MACH_H8300, E_H8_MACH_H8300H, E_H8_MACH_H8300S): New
 	machine types.
 
-Tue Aug 26 23:32:34 2001  J"orn Rennecke <amylaar@redhat.com>
+2001-08-26  J"orn Rennecke <amylaar@redhat.com>
 
 	* h8.h: New file.
 
@@ -118,6 +135,11 @@ Tue Aug 26 23:32:34 2001  J"orn Rennecke <amylaar@redhat.com>
 	* common.h: Remove definition of EM_MIPS_RS4_BE.  The constant was
 	never in active use and is used otherwise by the ABI.
 
+2001-05-11  Jakub Jelinek  <jakub@redhat.com>
+
+	* ia64.h (ELF_STRING_ia64_unwind_once): Define.
+	(ELF_STRING_ia64_unwind_info_once): Define.
+
 2001-05-07  Thiemo Seufer <seufer@csv.ica.uni-stuttgart.de>
 
 	* external.h: Fix typo.
@@ -390,8 +412,8 @@ Tue Aug 26 23:32:34 2001  J"orn Rennecke <amylaar@redhat.com>
 	(ELFOSABI_MODESTO): Defined.
 	(ELFOSABI_OPENBSD): Likewise.
 
-Fri Apr 21 13:20:53 2000  Richard Henderson  <rth@cygnus.com>
-			  David Mosberger  <davidm@hpl.hp.com>
+2000-04-21  Richard Henderson  <rth@cygnus.com>
+	    David Mosberger  <davidm@hpl.hp.com>
 
 	* ia64.h: New file.
 
@@ -425,7 +447,7 @@ Fri Apr 21 13:20:53 2000  Richard Henderson  <rth@cygnus.com>
 	(PF_ARM_PI): Define.
 	(PF_ARM_ABS): Define.
 
-Wed Apr  5 22:08:59 2000  J"orn Rennecke <amylaar@cygnus.co.uk>
+2000-04-05  J"orn Rennecke <amylaar@cygnus.co.uk>
 
 	* sh.h (R_SH_LOOP_START, R_SH_LOOP_END): New RELOC_NUMBERs.
 
@@ -454,7 +476,7 @@ Wed Apr  5 22:08:59 2000  J"orn Rennecke <amylaar@cygnus.co.uk>
 
 	* common.h (ELFOSABI_LINUX): Define.
 
-Thu Feb 17 00:18:33 2000  J"orn Rennecke <amylaar@cygnus.co.uk>
+2000-02-17  J"orn Rennecke <amylaar@cygnus.co.uk>
 
 	* sh.h: (EF_SH_MACH_MASK, EF_SH_UNKNOWN, EF_SH1, EF_SH2): New macros.
 	(EF_SH3, EF_SH_HAS_DSP, EF_SH_DSP, EF_SH3_DSP): Likewise.
diff --git a/include/elf/common.h b/include/elf/common.h
index 289d3f2..d6e45fc 100644
--- a/include/elf/common.h
+++ b/include/elf/common.h
@@ -199,6 +199,9 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 /* Old version of PowerPC, this should be removed shortly. */
 #define EM_PPC_OLD	17
 
+/* (Depreciated) Temporary number for the OpenRISC processor.  */
+#define EM_OR32	       0x8472
+
 /* Cygnus M32R ELF backend.  Written in the absence of an ABI.  */
 #define EM_CYGNUS_M32R 0x9041
 
diff --git a/include/elf/or32.h b/include/elf/or32.h
new file mode 100644
index 0000000..14884f3
--- /dev/null
+++ b/include/elf/or32.h
@@ -0,0 +1,62 @@
+/* OR1K ELF support for BFD. Derived from ppc.h.
+   Copyright (C) 2002 Free Software Foundation, Inc.
+   Contributed by Ivan Guzvinec  <ivang@opencores.org>
+
+   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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#ifndef _ELF_OR1K_H
+#define _ELF_OR1K_H
+
+#include "elf/reloc-macros.h"
+
+/* Relocations.  */
+START_RELOC_NUMBERS (elf_or32_reloc_type)
+  RELOC_NUMBER (R_OR32_NONE, 0)
+  RELOC_NUMBER (R_OR32_32, 1)
+  RELOC_NUMBER (R_OR32_16, 2)
+  RELOC_NUMBER (R_OR32_8, 3)
+  RELOC_NUMBER (R_OR32_CONST, 4)
+  RELOC_NUMBER (R_OR32_CONSTH, 5)
+  RELOC_NUMBER (R_OR32_JUMPTARG, 6)
+  RELOC_NUMBER (R_OR32_GNU_VTENTRY, 7)
+  RELOC_NUMBER (R_OR32_GNU_VTINHERIT, 8)
+END_RELOC_NUMBERS (R_OR32_max)
+
+/* Four bit OR32 machine type field.  */
+#define EF_OR32_MACH             0x0000000f
+
+/* Various CPU types.  */
+#define E_OR32_MACH_BASE         0x00000000
+#define E_OR32_MACH_UNUSED1      0x00000001
+#define E_OR32_MACH_UNUSED2      0x00000002
+#define E_OR32_MACH_UNUSED4      0x00000003
+
+/* Processor specific section headers, sh_type field */
+#define SHT_ORDERED		SHT_HIPROC	/* Link editor is to sort the \
+						   entries in this section \
+						   based on the address \
+						   specified in the associated \
+						   symbol table entry.  */
+
+/* Processor specific section flags, sh_flags field */
+#define SHF_EXCLUDE		0x80000000	/* Link editor is to exclude \
+						   this section from executable \
+						   and shared objects that it \
+						   builds when those objects \
+						   are not to be furhter \
+						   relocated.  */
+#endif /* _ELF_OR1K_H */
diff --git a/include/opcode/ChangeLog b/include/opcode/ChangeLog
index dcde56b..3c367d3 100644
--- a/include/opcode/ChangeLog
+++ b/include/opcode/ChangeLog
@@ -1,3 +1,7 @@
+2002-01-31  Ivan Guzvinec  <ivang@opencores.org>
+
+	* or32.h: New file.
+
 2002-01-22  Graydon Hoare  <graydon@redhat.com>
 
 	* cgen.h (CGEN_MAYBE_MULTI_IFLD): New structure.
@@ -118,11 +122,26 @@ Mon Dec 31 16:45:41 2001  Jeffrey A Law  (law@cygnus.com)
 
 	* ppc.h: Revert 2001-08-08.
 
+2001-08-10  Richard Sandiford  <rsandifo@redhat.com>
+
+	* mips.h (INSN_GP32): Remove.
+	(OPCODE_IS_MEMBER): Remove gp32 parameter.
+	(M_MOVE): New macro identifier.
+
 2001-08-08  Alan Modra  <amodra@one.net.au>
 
 	1999-10-25  Torbjorn Granlund  <tege@swox.com>
 	* ppc.h (struct powerpc_operand): New field `reloc'.
 
+2001-08-01  Aldy Hernandez  <aldyh@redhat.com>
+
+	* mips.h (INSN_ISA_MASK): Nuke bits 12-15.
+
+2001-07-12  Jeff Johnston  <jjohnstn@redhat.com>
+
+	* cgen.h (CGEN_INSN): Add regex support.
+	(build_insn_regex): Declare.
+
 2001-07-11  Frank Ch. Eigler  <fche@redhat.com>
 
 	* cgen.h (CGEN_MACH): Add insn_chunk_bitsize field.
diff --git a/include/opcode/or32.h b/include/opcode/or32.h
new file mode 100644
index 0000000..05c5326
--- /dev/null
+++ b/include/opcode/or32.h
@@ -0,0 +1,188 @@
+/* Table of opcodes for the OpenRISC 1000 ISA.
+   Copyright 2002 Free Software Foundation, Inc.
+   Contributed by Damjan Lampret (lampret@opencores.org).
+   
+   This file is part of or1k_gen_isa, or1ksim, GDB and GAS.
+
+   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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+/* We treat all letters the same in encode/decode routines so
+   we need to assign some characteristics to them like signess etc.  */
+
+#ifndef OR32_H_ISA
+#define OR32_H_ISA
+
+#define NUM_UNSIGNED (0)
+#define NUM_SIGNED (1)
+
+#ifndef PARAMS
+#define PARAMS(x) x
+#endif
+
+#ifndef CONST
+#define CONST const
+#endif
+
+#define MAX_GPRS 32
+#define PAGE_SIZE 4096
+#undef __HALF_WORD_INSN__
+
+#define OPERAND_DELIM (',')
+
+#define OR32_IF_DELAY (1)
+#define OR32_W_FLAG   (2)
+#define OR32_R_FLAG   (4)
+
+struct or32_letter
+{
+  char letter;
+  int  sign;
+  /* int  reloc; relocation per letter ??  */
+};
+
+/* Main instruction specification array.  */
+struct or32_opcode
+{
+  /* Name of the instruction.  */
+  char *name;
+
+  /* A string of characters which describe the operands.
+     Valid characters are:
+     ,() Itself.  Characters appears in the assembly code.
+     rA	 Register operand.
+     rB  Register operand.
+     rD  Register operand.
+     I	 An immediate operand, range -32768 to 32767.
+     J	 An immediate operand, range . (unused)
+     K	 An immediate operand, range 0 to 65535.
+     L	 An immediate operand, range 0 to 63.
+     M	 An immediate operand, range . (unused)
+     N	 An immediate operand, range -33554432 to 33554431.
+     O	 An immediate operand, range . (unused).  */
+  char *args;
+  
+  /* Opcode and operand encoding.  */
+  char *encoding;
+  void (*exec) PARAMS ((void));
+  unsigned int flags;
+};
+
+#define OPTYPE_LAST (0x80000000)
+#define OPTYPE_OP   (0x40000000)
+#define OPTYPE_REG  (0x20000000)
+#define OPTYPE_SIG  (0x10000000)
+#define OPTYPE_DIS  (0x08000000)
+#define OPTYPE_DST  (0x04000000)
+#define OPTYPE_SBIT (0x00001F00)
+#define OPTYPE_SHR  (0x0000001F)
+#define OPTYPE_SBIT_SHR (8)
+
+/* MM: Data how to decode operands.  */
+extern struct insn_op_struct
+{
+  unsigned long type;
+  unsigned long data;
+} **op_start;
+
+#ifdef HAS_EXECUTION
+extern void l_invalid PARAMS ((void));
+extern void l_sfne    PARAMS ((void));
+extern void l_bf      PARAMS ((void));
+extern void l_add     PARAMS ((void));
+extern void l_sw      PARAMS ((void));
+extern void l_sb      PARAMS ((void));
+extern void l_sh      PARAMS ((void));
+extern void l_lwz     PARAMS ((void));
+extern void l_lbs     PARAMS ((void));
+extern void l_lbz     PARAMS ((void));
+extern void l_lhs     PARAMS ((void));
+extern void l_lhz     PARAMS ((void));
+extern void l_movhi   PARAMS ((void));
+extern void l_and     PARAMS ((void));
+extern void l_or      PARAMS ((void));
+extern void l_xor     PARAMS ((void));
+extern void l_sub     PARAMS ((void));
+extern void l_mul     PARAMS ((void));
+extern void l_div     PARAMS ((void));
+extern void l_divu    PARAMS ((void));
+extern void l_sll     PARAMS ((void));
+extern void l_sra     PARAMS ((void));
+extern void l_srl     PARAMS ((void));
+extern void l_j       PARAMS ((void));
+extern void l_jal     PARAMS ((void));
+extern void l_jalr    PARAMS ((void));
+extern void l_jr      PARAMS ((void));
+extern void l_rfe     PARAMS ((void));
+extern void l_nop     PARAMS ((void));
+extern void l_bnf     PARAMS ((void));
+extern void l_sfeq    PARAMS ((void));
+extern void l_sfgts   PARAMS ((void));
+extern void l_sfges   PARAMS ((void));
+extern void l_sflts   PARAMS ((void));
+extern void l_sfles   PARAMS ((void));
+extern void l_sfgtu   PARAMS ((void));
+extern void l_sfgeu   PARAMS ((void));
+extern void l_sfltu   PARAMS ((void));
+extern void l_sfleu   PARAMS ((void));
+extern void l_mtspr   PARAMS ((void));
+extern void l_mfspr   PARAMS ((void));
+extern void l_sys     PARAMS ((void));
+extern void l_trap    PARAMS ((void)); /* CZ 21/06/01.  */
+extern void l_macrc   PARAMS ((void));
+extern void l_mac     PARAMS ((void));
+extern void l_msb     PARAMS ((void));
+extern void l_invalid PARAMS ((void));
+extern void l_cust1   PARAMS ((void));
+extern void l_cust2   PARAMS ((void));
+extern void l_cust3   PARAMS ((void));
+extern void l_cust4   PARAMS ((void));
+#endif
+extern void l_none    PARAMS ((void));
+
+extern const struct or32_letter or32_letters[];
+
+extern const struct  or32_opcode or32_opcodes[];
+
+extern const unsigned int or32_num_opcodes;
+
+/* Calculates instruction length in bytes.  Always 4 for OR32.  */
+extern int insn_len PARAMS ((int));
+
+/* Is individual insn's operand signed or unsigned?  */
+extern int letter_signed PARAMS ((char));
+
+/* Number of letters in the individual lettered operand.  */
+extern int letter_range PARAMS ((char));
+
+/* MM: Returns index of given instruction name.  */
+extern int insn_index PARAMS ((char *));
+
+/* MM: Returns instruction name from index.  */
+extern const char *insn_name PARAMS ((int));
+
+/* MM: Constructs new FSM, based on or32_opcodes.  */ 
+extern void build_automata PARAMS ((void));
+
+/* MM: Destructs FSM.  */ 
+extern void destruct_automata PARAMS ((void));
+
+/* MM: Decodes instruction using FSM.  Call build_automata first.  */
+extern int insn_decode PARAMS ((unsigned int));
+
+/* Disassemble one instruction from insn to disassemble.
+   Return the size of the instruction.  */
+int disassemble_insn PARAMS ((unsigned long));
+
+#endif