Add LM32 port.

1 files changed, 876 insertions, 0 deletions

diff --git a/opcodes/lm32-opc.c b/opcodes/lm32-opc.c
new file mode 100644
index 0000000..1aee5bf
--- /dev/null
+++ b/opcodes/lm32-opc.c
@@ -0,0 +1,876 @@
+/* Instruction opcode table for lm32.
+
+THIS FILE IS MACHINE GENERATED WITH CGEN.
+
+Copyright 1996-2007 Free Software Foundation, Inc.
+
+This file is part of the GNU Binutils and/or GDB, the GNU debugger.
+
+   This file 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 3, or (at your option)
+   any later version.
+
+   It 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.
+
+*/
+
+#include "sysdep.h"
+#include "ansidecl.h"
+#include "bfd.h"
+#include "symcat.h"
+#include "lm32-desc.h"
+#include "lm32-opc.h"
+#include "libiberty.h"
+
+/* The hash functions are recorded here to help keep assembler code out of
+   the disassembler and vice versa.  */
+
+static int asm_hash_insn_p        (const CGEN_INSN *);
+static unsigned int asm_hash_insn (const char *);
+static int dis_hash_insn_p        (const CGEN_INSN *);
+static unsigned int dis_hash_insn (const char *, CGEN_INSN_INT);
+
+/* Instruction formats.  */
+
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define F(f) & lm32_cgen_ifld_table[LM32_##f]
+#else
+#define F(f) & lm32_cgen_ifld_table[LM32_/**/f]
+#endif
+static const CGEN_IFMT ifmt_empty ATTRIBUTE_UNUSED = {
+  0, 0, 0x0, { { 0 } }
+};
+
+static const CGEN_IFMT ifmt_add ATTRIBUTE_UNUSED = {
+  32, 32, 0xfc0007ff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_addi ATTRIBUTE_UNUSED = {
+  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_andi ATTRIBUTE_UNUSED = {
+  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_andhii ATTRIBUTE_UNUSED = {
+  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_b ATTRIBUTE_UNUSED = {
+  32, 32, 0xfc1fffff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_bi ATTRIBUTE_UNUSED = {
+  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_CALL) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_be ATTRIBUTE_UNUSED = {
+  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_BRANCH) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_ori ATTRIBUTE_UNUSED = {
+  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_rcsr ATTRIBUTE_UNUSED = {
+  32, 32, 0xfc1f07ff, { { F (F_OPCODE) }, { F (F_CSR) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_sextb ATTRIBUTE_UNUSED = {
+  32, 32, 0xfc1f07ff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_user ATTRIBUTE_UNUSED = {
+  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_USER) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_wcsr ATTRIBUTE_UNUSED = {
+  32, 32, 0xfc00ffff, { { F (F_OPCODE) }, { F (F_CSR) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_break ATTRIBUTE_UNUSED = {
+  32, 32, 0xffffffff, { { F (F_OPCODE) }, { F (F_EXCEPTION) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_bret ATTRIBUTE_UNUSED = {
+  32, 32, 0xffffffff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_mvi ATTRIBUTE_UNUSED = {
+  32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_mvui ATTRIBUTE_UNUSED = {
+  32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_mvhi ATTRIBUTE_UNUSED = {
+  32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_mva ATTRIBUTE_UNUSED = {
+  32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_nop ATTRIBUTE_UNUSED = {
+  32, 32, 0xffffffff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_lwgotrel ATTRIBUTE_UNUSED = {
+  32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_orhigotoffi ATTRIBUTE_UNUSED = {
+  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
+};
+
+static const CGEN_IFMT ifmt_addgotoff ATTRIBUTE_UNUSED = {
+  32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
+};
+
+#undef F
+
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define A(a) (1 << CGEN_INSN_##a)
+#else
+#define A(a) (1 << CGEN_INSN_/**/a)
+#endif
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define OPERAND(op) LM32_OPERAND_##op
+#else
+#define OPERAND(op) LM32_OPERAND_/**/op
+#endif
+#define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
+#define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
+
+/* The instruction table.  */
+
+static const CGEN_OPCODE lm32_cgen_insn_opcode_table[MAX_INSNS] =
+{
+  /* Special null first entry.
+     A `num' value of zero is thus invalid.
+     Also, the special `invalid' insn resides here.  */
+  { { 0, 0, 0, 0 }, {{0}}, 0, {0}},
+/* add $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0xb4000000 }
+  },
+/* addi $r1,$r0,$imm */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
+    & ifmt_addi, { 0x34000000 }
+  },
+/* and $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0xa0000000 }
+  },
+/* andi $r1,$r0,$uimm */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
+    & ifmt_andi, { 0x20000000 }
+  },
+/* andhi $r1,$r0,$hi16 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (HI16), 0 } },
+    & ifmt_andhii, { 0x60000000 }
+  },
+/* b $r0 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R0), 0 } },
+    & ifmt_b, { 0xc0000000 }
+  },
+/* bi $call */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (CALL), 0 } },
+    & ifmt_bi, { 0xe0000000 }
+  },
+/* be $r0,$r1,$branch */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
+    & ifmt_be, { 0x44000000 }
+  },
+/* bg $r0,$r1,$branch */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
+    & ifmt_be, { 0x48000000 }
+  },
+/* bge $r0,$r1,$branch */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
+    & ifmt_be, { 0x4c000000 }
+  },
+/* bgeu $r0,$r1,$branch */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
+    & ifmt_be, { 0x50000000 }
+  },
+/* bgu $r0,$r1,$branch */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
+    & ifmt_be, { 0x54000000 }
+  },
+/* bne $r0,$r1,$branch */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
+    & ifmt_be, { 0x5c000000 }
+  },
+/* call $r0 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R0), 0 } },
+    & ifmt_b, { 0xd8000000 }
+  },
+/* calli $call */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (CALL), 0 } },
+    & ifmt_bi, { 0xf8000000 }
+  },
+/* cmpe $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0xe4000000 }
+  },
+/* cmpei $r1,$r0,$imm */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
+    & ifmt_addi, { 0x64000000 }
+  },
+/* cmpg $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0xe8000000 }
+  },
+/* cmpgi $r1,$r0,$imm */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
+    & ifmt_addi, { 0x68000000 }
+  },
+/* cmpge $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0xec000000 }
+  },
+/* cmpgei $r1,$r0,$imm */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
+    & ifmt_addi, { 0x6c000000 }
+  },
+/* cmpgeu $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0xf0000000 }
+  },
+/* cmpgeui $r1,$r0,$uimm */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
+    & ifmt_andi, { 0x70000000 }
+  },
+/* cmpgu $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0xf4000000 }
+  },
+/* cmpgui $r1,$r0,$uimm */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
+    & ifmt_andi, { 0x74000000 }
+  },
+/* cmpne $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0xfc000000 }
+  },
+/* cmpnei $r1,$r0,$imm */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
+    & ifmt_addi, { 0x7c000000 }
+  },
+/* divu $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0x8c000000 }
+  },
+/* lb $r1,($r0+$imm) */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
+    & ifmt_addi, { 0x10000000 }
+  },
+/* lbu $r1,($r0+$imm) */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
+    & ifmt_addi, { 0x40000000 }
+  },
+/* lh $r1,($r0+$imm) */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
+    & ifmt_addi, { 0x1c000000 }
+  },
+/* lhu $r1,($r0+$imm) */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
+    & ifmt_addi, { 0x2c000000 }
+  },
+/* lw $r1,($r0+$imm) */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
+    & ifmt_addi, { 0x28000000 }
+  },
+/* modu $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0xc4000000 }
+  },
+/* mul $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0x88000000 }
+  },
+/* muli $r1,$r0,$imm */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
+    & ifmt_addi, { 0x8000000 }
+  },
+/* nor $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0x84000000 }
+  },
+/* nori $r1,$r0,$uimm */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
+    & ifmt_andi, { 0x4000000 }
+  },
+/* or $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0xb8000000 }
+  },
+/* ori $r1,$r0,$lo16 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (LO16), 0 } },
+    & ifmt_ori, { 0x38000000 }
+  },
+/* orhi $r1,$r0,$hi16 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (HI16), 0 } },
+    & ifmt_andhii, { 0x78000000 }
+  },
+/* rcsr $r2,$csr */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (CSR), 0 } },
+    & ifmt_rcsr, { 0x90000000 }
+  },
+/* sb ($r0+$imm),$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', '(', OP (R0), '+', OP (IMM), ')', ',', OP (R1), 0 } },
+    & ifmt_addi, { 0x30000000 }
+  },
+/* sextb $r2,$r0 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), 0 } },
+    & ifmt_sextb, { 0xb0000000 }
+  },
+/* sexth $r2,$r0 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), 0 } },
+    & ifmt_sextb, { 0xdc000000 }
+  },
+/* sh ($r0+$imm),$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', '(', OP (R0), '+', OP (IMM), ')', ',', OP (R1), 0 } },
+    & ifmt_addi, { 0xc000000 }
+  },
+/* sl $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0xbc000000 }
+  },
+/* sli $r1,$r0,$imm */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
+    & ifmt_addi, { 0x3c000000 }
+  },
+/* sr $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0x94000000 }
+  },
+/* sri $r1,$r0,$imm */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
+    & ifmt_addi, { 0x14000000 }
+  },
+/* sru $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0x80000000 }
+  },
+/* srui $r1,$r0,$imm */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
+    & ifmt_addi, { 0x0 }
+  },
+/* sub $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0xc8000000 }
+  },
+/* sw ($r0+$imm),$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', '(', OP (R0), '+', OP (IMM), ')', ',', OP (R1), 0 } },
+    & ifmt_addi, { 0x58000000 }
+  },
+/* user $r2,$r0,$r1,$user */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), ',', OP (USER), 0 } },
+    & ifmt_user, { 0xcc000000 }
+  },
+/* wcsr $csr,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (CSR), ',', OP (R1), 0 } },
+    & ifmt_wcsr, { 0xd0000000 }
+  },
+/* xor $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0x98000000 }
+  },
+/* xori $r1,$r0,$uimm */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
+    & ifmt_andi, { 0x18000000 }
+  },
+/* xnor $r2,$r0,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
+    & ifmt_add, { 0xa4000000 }
+  },
+/* xnori $r1,$r0,$uimm */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
+    & ifmt_andi, { 0x24000000 }
+  },
+/* break */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, 0 } },
+    & ifmt_break, { 0xac000002 }
+  },
+/* scall */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, 0 } },
+    & ifmt_break, { 0xac000007 }
+  },
+/* bret */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, 0 } },
+    & ifmt_bret, { 0xc3e00000 }
+  },
+/* eret */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, 0 } },
+    & ifmt_bret, { 0xc3c00000 }
+  },
+/* ret */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, 0 } },
+    & ifmt_bret, { 0xc3a00000 }
+  },
+/* mv $r2,$r0 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), 0 } },
+    & ifmt_sextb, { 0xb8000000 }
+  },
+/* mvi $r1,$imm */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (IMM), 0 } },
+    & ifmt_mvi, { 0x34000000 }
+  },
+/* mvu $r1,$lo16 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (LO16), 0 } },
+    & ifmt_mvui, { 0x38000000 }
+  },
+/* mvhi $r1,$hi16 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (HI16), 0 } },
+    & ifmt_mvhi, { 0x78000000 }
+  },
+/* mva $r1,$gp16 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
+    & ifmt_mva, { 0x37400000 }
+  },
+/* not $r2,$r0 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R2), ',', OP (R0), 0 } },
+    & ifmt_sextb, { 0xa4000000 }
+  },
+/* nop */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, 0 } },
+    & ifmt_nop, { 0x34000000 }
+  },
+/* lb $r1,$gp16 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
+    & ifmt_mva, { 0x13400000 }
+  },
+/* lbu $r1,$gp16 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
+    & ifmt_mva, { 0x43400000 }
+  },
+/* lh $r1,$gp16 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
+    & ifmt_mva, { 0x1f400000 }
+  },
+/* lhu $r1,$gp16 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
+    & ifmt_mva, { 0x2f400000 }
+  },
+/* lw $r1,$gp16 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (GP16), 0 } },
+    & ifmt_mva, { 0x2b400000 }
+  },
+/* sb $gp16,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (GP16), ',', OP (R1), 0 } },
+    & ifmt_mva, { 0x33400000 }
+  },
+/* sh $gp16,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (GP16), ',', OP (R1), 0 } },
+    & ifmt_mva, { 0xf400000 }
+  },
+/* sw $gp16,$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (GP16), ',', OP (R1), 0 } },
+    & ifmt_mva, { 0x5b400000 }
+  },
+/* lw $r1,(gp+$got16) */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', '(', 'g', 'p', '+', OP (GOT16), ')', 0 } },
+    & ifmt_lwgotrel, { 0x2b400000 }
+  },
+/* orhi $r1,$r0,$gotoffhi16 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (GOTOFFHI16), 0 } },
+    & ifmt_orhigotoffi, { 0x78000000 }
+  },
+/* addi $r1,$r0,$gotofflo16 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (GOTOFFLO16), 0 } },
+    & ifmt_addgotoff, { 0x34000000 }
+  },
+/* sw ($r0+$gotofflo16),$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', '(', OP (R0), '+', OP (GOTOFFLO16), ')', ',', OP (R1), 0 } },
+    & ifmt_addgotoff, { 0x58000000 }
+  },
+/* lw $r1,($r0+$gotofflo16) */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } },
+    & ifmt_addgotoff, { 0x28000000 }
+  },
+/* sh ($r0+$gotofflo16),$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', '(', OP (R0), '+', OP (GOTOFFLO16), ')', ',', OP (R1), 0 } },
+    & ifmt_addgotoff, { 0xc000000 }
+  },
+/* lh $r1,($r0+$gotofflo16) */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } },
+    & ifmt_addgotoff, { 0x1c000000 }
+  },
+/* lhu $r1,($r0+$gotofflo16) */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } },
+    & ifmt_addgotoff, { 0x2c000000 }
+  },
+/* sb ($r0+$gotofflo16),$r1 */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', '(', OP (R0), '+', OP (GOTOFFLO16), ')', ',', OP (R1), 0 } },
+    & ifmt_addgotoff, { 0x30000000 }
+  },
+/* lb $r1,($r0+$gotofflo16) */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } },
+    & ifmt_addgotoff, { 0x10000000 }
+  },
+/* lbu $r1,($r0+$gotofflo16) */
+  {
+    { 0, 0, 0, 0 },
+    { { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (GOTOFFLO16), ')', 0 } },
+    & ifmt_addgotoff, { 0x40000000 }
+  },
+};
+
+#undef A
+#undef OPERAND
+#undef MNEM
+#undef OP
+
+/* Formats for ALIAS macro-insns.  */
+
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define F(f) & lm32_cgen_ifld_table[LM32_##f]
+#else
+#define F(f) & lm32_cgen_ifld_table[LM32_/**/f]
+#endif
+#undef F
+
+/* Each non-simple macro entry points to an array of expansion possibilities.  */
+
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define A(a) (1 << CGEN_INSN_##a)
+#else
+#define A(a) (1 << CGEN_INSN_/**/a)
+#endif
+#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
+#define OPERAND(op) LM32_OPERAND_##op
+#else
+#define OPERAND(op) LM32_OPERAND_/**/op
+#endif
+#define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
+#define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
+
+/* The macro instruction table.  */
+
+static const CGEN_IBASE lm32_cgen_macro_insn_table[] =
+{
+};
+
+/* The macro instruction opcode table.  */
+
+static const CGEN_OPCODE lm32_cgen_macro_insn_opcode_table[] =
+{
+};
+
+#undef A
+#undef OPERAND
+#undef MNEM
+#undef OP
+
+#ifndef CGEN_ASM_HASH_P
+#define CGEN_ASM_HASH_P(insn) 1
+#endif
+
+#ifndef CGEN_DIS_HASH_P
+#define CGEN_DIS_HASH_P(insn) 1
+#endif
+
+/* Return non-zero if INSN is to be added to the hash table.
+   Targets are free to override CGEN_{ASM,DIS}_HASH_P in the .opc file.  */
+
+static int
+asm_hash_insn_p (insn)
+     const CGEN_INSN *insn ATTRIBUTE_UNUSED;
+{
+  return CGEN_ASM_HASH_P (insn);
+}
+
+static int
+dis_hash_insn_p (insn)
+     const CGEN_INSN *insn;
+{
+  /* If building the hash table and the NO-DIS attribute is present,
+     ignore.  */
+  if (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_NO_DIS))
+    return 0;
+  return CGEN_DIS_HASH_P (insn);
+}
+
+#ifndef CGEN_ASM_HASH
+#define CGEN_ASM_HASH_SIZE 127
+#ifdef CGEN_MNEMONIC_OPERANDS
+#define CGEN_ASM_HASH(mnem) (*(unsigned char *) (mnem) % CGEN_ASM_HASH_SIZE)
+#else
+#define CGEN_ASM_HASH(mnem) (*(unsigned char *) (mnem) % CGEN_ASM_HASH_SIZE) /*FIXME*/
+#endif
+#endif
+
+/* It doesn't make much sense to provide a default here,
+   but while this is under development we do.
+   BUFFER is a pointer to the bytes of the insn, target order.
+   VALUE is the first base_insn_bitsize bits as an int in host order.  */
+
+#ifndef CGEN_DIS_HASH
+#define CGEN_DIS_HASH_SIZE 256
+#define CGEN_DIS_HASH(buf, value) (*(unsigned char *) (buf))
+#endif
+
+/* The result is the hash value of the insn.
+   Targets are free to override CGEN_{ASM,DIS}_HASH in the .opc file.  */
+
+static unsigned int
+asm_hash_insn (mnem)
+     const char * mnem;
+{
+  return CGEN_ASM_HASH (mnem);
+}
+
+/* BUF is a pointer to the bytes of the insn, target order.
+   VALUE is the first base_insn_bitsize bits as an int in host order.  */
+
+static unsigned int
+dis_hash_insn (buf, value)
+     const char * buf ATTRIBUTE_UNUSED;
+     CGEN_INSN_INT value ATTRIBUTE_UNUSED;
+{
+  return CGEN_DIS_HASH (buf, value);
+}
+
+/* Set the recorded length of the insn in the CGEN_FIELDS struct.  */
+
+static void
+set_fields_bitsize (CGEN_FIELDS *fields, int size)
+{
+  CGEN_FIELDS_BITSIZE (fields) = size;
+}
+
+/* Function to call before using the operand instance table.
+   This plugs the opcode entries and macro instructions into the cpu table.  */
+
+void
+lm32_cgen_init_opcode_table (CGEN_CPU_DESC cd)
+{
+  int i;
+  int num_macros = (sizeof (lm32_cgen_macro_insn_table) /
+		    sizeof (lm32_cgen_macro_insn_table[0]));
+  const CGEN_IBASE *ib = & lm32_cgen_macro_insn_table[0];
+  const CGEN_OPCODE *oc = & lm32_cgen_macro_insn_opcode_table[0];
+  CGEN_INSN *insns = xmalloc (num_macros * sizeof (CGEN_INSN));
+
+  memset (insns, 0, num_macros * sizeof (CGEN_INSN));
+  for (i = 0; i < num_macros; ++i)
+    {
+      insns[i].base = &ib[i];
+      insns[i].opcode = &oc[i];
+      lm32_cgen_build_insn_regex (& insns[i]);
+    }
+  cd->macro_insn_table.init_entries = insns;
+  cd->macro_insn_table.entry_size = sizeof (CGEN_IBASE);
+  cd->macro_insn_table.num_init_entries = num_macros;
+
+  oc = & lm32_cgen_insn_opcode_table[0];
+  insns = (CGEN_INSN *) cd->insn_table.init_entries;
+  for (i = 0; i < MAX_INSNS; ++i)
+    {
+      insns[i].opcode = &oc[i];
+      lm32_cgen_build_insn_regex (& insns[i]);
+    }
+
+  cd->sizeof_fields = sizeof (CGEN_FIELDS);
+  cd->set_fields_bitsize = set_fields_bitsize;
+
+  cd->asm_hash_p = asm_hash_insn_p;
+  cd->asm_hash = asm_hash_insn;
+  cd->asm_hash_size = CGEN_ASM_HASH_SIZE;
+
+  cd->dis_hash_p = dis_hash_insn_p;
+  cd->dis_hash = dis_hash_insn;
+  cd->dis_hash_size = CGEN_DIS_HASH_SIZE;
+}