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authorSandra Loosemore <sandra@codesourcery.com>2013-02-06 23:22:26 +0000
committerSandra Loosemore <sandra@codesourcery.com>2013-02-06 23:22:26 +0000
commit36591ba149edf6c6608d931a6d53bb99849fdc99 (patch)
tree9ca2405118dd7414b90a8fffb09eb1d5023dfd96 /opcodes/nios2-opc.c
parent574b0b3165dfa8ce1bdc2a41ae73148b6d8ea6be (diff)
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2013-02-06 Sandra Loosemore <sandra@codesourcery.com>
Andrew Jenner <andrew@codesourcery.com> Based on patches from Altera Corporation. bfd/ * Makefile.am (ALL_MACHINES): Add cpu-nios2.lo. (ALL_MACHINES_CFILES): Add cpu-nios2.c. (BFD_BACKENDS): Add elf32-nios2.lo. (BFD32_BACKENDS_CFILES): Add elf32-nios2.c. * Makefile.in: Regenerated. * configure.in: Add entries for bfd_elf32_bignios2_vec and bfd_elf32_littlenios2_vec. * configure: Regenerated. * config.bfd: Add cases for nios2. * archures.c (enum bfd_architecture): Add bfd_arch_nios2. (bfd_mach_nios2): Define. (bfd_nios2_arch): Declare. (bfd_archures_list): Add bfd_nios2_arch. * targets.c (bfd_elf32_bignios2_vec): Declare. (bfd_elf32_littlenios2_vec): Declare. (_bfd_target_vector): Add entries for bfd_elf32_bignios2_vec and bfd_elf32_littlenios2_vec. * elf-bfd.h (enum elf_target_id): Add NIOS2_ELF_DATA. * reloc.c (enum bfd_reloc_code_real): Add Nios II relocations. * bfd-in2.h: Regenerated. * libbfd.h: Regenerated. * cpu-nios2.c: New file. * elf32-nios2.c: New file. opcodes/ * Makefile.am (TARGET_LIBOPCODES_CFILES): Add nios2-dis.c and nios2-opc.c. * Makefile.in: Regenerated. * configure.in: Add case for bfd_nios2_arch. * configure: Regenerated. * disassemble.c (ARCH_nios2): Define. (disassembler): Add case for bfd_arch_nios2. * nios2-dis.c: New file. * nios2-opc.c: New file. include/ * dis-asm.h (print_insn_big_nios2): Declare. (print_insn_little_nios2): Declare. include/elf * nios2.h: New file. include/opcode/ * nios2.h: New file. gas/ * Makefile.am (TARGET_CPU_CFILES): Add config/tc-nios2.c. (TARGET_CPU_HFILES): Add config/tc-nios2.h. * Makefile.in: Regenerated. * configure.tgt: Add case for nios2*-linux*. * config/obj-elf.c: Conditionally include elf/nios2.h. * config/tc-nios2.c: New file. * config/tc-nios2.h: New file. * doc/Makefile.am (CPU_DOCS): Add c-nios2.texi. * doc/Makefile.in: Regenerated. * doc/all.texi: Set NIOSII. * doc/as.texinfo (Overview): Add Nios II options. (Machine Dependencies): Include c-nios2.texi. * doc/c-nios2.texi: New file. * NEWS: Note Altera Nios II support. gas/testsuite/ * gas/nios2/add.d: New. * gas/nios2/add.s: New. * gas/nios2/align_fill.d: New. * gas/nios2/align_fill.s: New. * gas/nios2/align_text.d: New. * gas/nios2/align_text.s: New. * gas/nios2/and.d: New. * gas/nios2/and.s: New. * gas/nios2/branch.d: New. * gas/nios2/branch.s: New. * gas/nios2/break.d: New. * gas/nios2/break.s: New. * gas/nios2/bret.d: New. * gas/nios2/bret.s: New. * gas/nios2/cache.d: New. * gas/nios2/cache.s: New. * gas/nios2/call26.d: New. * gas/nios2/call26.s: New. * gas/nios2/call.d: New. * gas/nios2/call.s: New. * gas/nios2/cmp.d: New. * gas/nios2/cmp.s: New. * gas/nios2/comments.d: New. * gas/nios2/comments.s: New. * gas/nios2/complex.d: New. * gas/nios2/complex.s: New. * gas/nios2/ctl.d: New. * gas/nios2/ctl.s: New. * gas/nios2/custom.d: New. * gas/nios2/custom.s: New. * gas/nios2/etbt.d: New. * gas/nios2/etbt.s: New. * gas/nios2/flushda.d: New. * gas/nios2/flushda.s: New. * gas/nios2/illegal.l: New. * gas/nios2/illegal.s: New. * gas/nios2/jmp.d: New. * gas/nios2/jmp.s: New. * gas/nios2/ldb.d: New. * gas/nios2/ldb.s: New. * gas/nios2/ldh.d: New. * gas/nios2/ldh.s: New. * gas/nios2/ldw.d: New. * gas/nios2/ldw.s: New. * gas/nios2/lineseparator.d: New. * gas/nios2/lineseparator.s: New. * gas/nios2/mov.d: New. * gas/nios2/movia.d: New. * gas/nios2/movia.s: New. * gas/nios2/movi.d: New. * gas/nios2/movi.s: New. * gas/nios2/mov.s: New. * gas/nios2/mul.d: New. * gas/nios2/mul.s: New. * gas/nios2/nios2.exp: New. * gas/nios2/nor.d: New. * gas/nios2/nor.s: New. * gas/nios2/or.d: New. * gas/nios2/or.s: New. * gas/nios2/ret.d: New. * gas/nios2/ret.s: New. * gas/nios2/rol.d: New. * gas/nios2/rol.s: New. * gas/nios2/rotate.d: New. * gas/nios2/rotate.s: New. * gas/nios2/stb.d: New. * gas/nios2/stb.s: New. * gas/nios2/sth.d: New. * gas/nios2/sth.s: New. * gas/nios2/stw.d: New. * gas/nios2/stw.s: New. * gas/nios2/sub.d: New. * gas/nios2/sub.s: New. * gas/nios2/sync.d: New. * gas/nios2/sync.s: New. * gas/nios2/trap.d: New. * gas/nios2/trap.s: New. * gas/nios2/tret.d: New. * gas/nios2/tret.s: New. * gas/nios2/warn_noat.l: New. * gas/nios2/warn_noat.s: New. * gas/nios2/warn_nobreak.l: New. * gas/nios2/warn_nobreak.s: New. * gas/nios2/xor.d: New. * gas/nios2/xor.s: New. ld/ * Makefile.am (enios2elf.c): New rule. * Makefile.in: Regenerated. * configure.tgt: Add case for nios2*-*-*. * emulparams/nios2elf.sh: New file. * NEWS: Note Altera Nios II support. ld/testsuite/ * ld-nios2/emit-relocs-1a.s: New. * ld-nios2/emit-relocs-1b.s: New. * ld-nios2/emit-relocs-1.d: New. * ld-nios2/emit-relocs-1.ld: New. * ld-nios2/gprel.d: New. * ld-nios2/gprel.s: New. * ld-nios2/hilo16.d: New. * ld-nios2/hilo16.s: New. * ld-nios2/hilo16_symbol.s: New. * ld-nios2/imm5.d: New. * ld-nios2/imm5.s: New. * ld-nios2/imm5_symbol.s: New. * ld-nios2/nios2.exp: New. * ld-nios2/pcrel16.d: New. * ld-nios2/pcrel16_label.s: New. * ld-nios2/pcrel16.s: New. * ld-nios2/relax_callr.d: New. * ld-nios2/relax_callr.ld: New. * ld-nios2/relax_callr.s: New. * ld-nios2/relax_cjmp.d: New. * ld-nios2/relax_cjmp.s: New. * ld-nios2/relax_jmp.ld: New. * ld-nios2/relax_section.d: New. * ld-nios2/relax_section.s: New. * ld-nios2/relax_ujmp.d: New. * ld-nios2/relax_ujmp.s: New. * ld-nios2/reloc.d: New. * ld-nios2/reloc.s: New. * ld-nios2/reloc_symbol.s: New. * ld-nios2/s16.d: New. * ld-nios2/s16.s: New. * ld-nios2/s16_symbol.s: New. * ld-nios2/u16.d: New. * ld-nios2/u16.s: New. * ld-nios2/u16_symbol.s: New. * ld-elf/indirect.exp: Skip on targets that don't support -shared -fPIC. * ld-elfcomm/elfcomm.exp: Build with -G0 for nios2. * ld-plugin/lto.exp: Skip shared library tests on targets that don't support them. Skip execution tests on non-native targets. binutils/ * readelf.c: Include elf/nios2.h. (dump_relocations): Add case for EM_ALTERA_NIOS2. (get_nios2_dynamic_type): New. (get_dynamic_type): Add case for EM_ALTERA_NIOS2. (is_32bit_abs_reloc): Fix EM_ALTERA_NIOS2 case. (is_16bit_abs_reloc): Likewise. (is_none_reloc): Add EM_ALTERA_NIOS2 and EM_NIOS32 cases. * NEWS: Note Altera Nios II support. * MAINTAINERS: Add Nios II maintainers.
Diffstat (limited to 'opcodes/nios2-opc.c')
-rw-r--r--opcodes/nios2-opc.c410
1 files changed, 410 insertions, 0 deletions
diff --git a/opcodes/nios2-opc.c b/opcodes/nios2-opc.c
new file mode 100644
index 0000000..d5094ac
--- /dev/null
+++ b/opcodes/nios2-opc.c
@@ -0,0 +1,410 @@
+/* Altera Nios II opcode list.
+ Copyright (C) 2012, 2013 Free Software Foundation, Inc.
+ Contributed by Nigel Gray (ngray@altera.com).
+ Contributed by Mentor Graphics, Inc.
+
+ This file is part of the GNU opcodes library.
+
+ This library 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 file; see the file COPYING. If not, write to the
+ Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
+
+#include "sysdep.h"
+#include <stdio.h>
+#include "opcode/nios2.h"
+
+/* Register string table */
+
+const struct nios2_reg nios2_builtin_regs[] = {
+ /* Standard register names. */
+ {"zero", 0},
+ {"at", 1}, /* assembler temporary */
+ {"r2", 2},
+ {"r3", 3},
+ {"r4", 4},
+ {"r5", 5},
+ {"r6", 6},
+ {"r7", 7},
+ {"r8", 8},
+ {"r9", 9},
+ {"r10", 10},
+ {"r11", 11},
+ {"r12", 12},
+ {"r13", 13},
+ {"r14", 14},
+ {"r15", 15},
+ {"r16", 16},
+ {"r17", 17},
+ {"r18", 18},
+ {"r19", 19},
+ {"r20", 20},
+ {"r21", 21},
+ {"r22", 22},
+ {"r23", 23},
+ {"et", 24},
+ {"bt", 25},
+ {"gp", 26}, /* global pointer */
+ {"sp", 27}, /* stack pointer */
+ {"fp", 28}, /* frame pointer */
+ {"ea", 29}, /* exception return address */
+ {"ba", 30}, /* breakpoint return address */
+ {"ra", 31}, /* return address */
+
+ /* Alternative names for special registers. */
+ {"r0", 0},
+ {"r1", 1},
+ {"r24", 24},
+ {"r25", 25},
+ {"r26", 26},
+ {"r27", 27},
+ {"r28", 28},
+ {"r29", 29},
+ {"r30", 30},
+ {"r31", 31},
+
+ /* Control register names. */
+ {"status", 0},
+ {"estatus", 1},
+ {"bstatus", 2},
+ {"ienable", 3},
+ {"ipending", 4},
+ {"cpuid", 5},
+ {"ctl6", 6},
+ {"exception", 7},
+ {"pteaddr", 8},
+ {"tlbacc", 9},
+ {"tlbmisc", 10},
+ {"fstatus", 11},
+ {"badaddr", 12},
+ {"config", 13},
+ {"mpubase", 14},
+ {"mpuacc", 15},
+ {"ctl16", 16},
+ {"ctl17", 17},
+ {"ctl18", 18},
+ {"ctl19", 19},
+ {"ctl20", 20},
+ {"ctl21", 21},
+ {"ctl22", 22},
+ {"ctl23", 23},
+ {"ctl24", 24},
+ {"ctl25", 25},
+ {"ctl26", 26},
+ {"ctl27", 27},
+ {"ctl28", 28},
+ {"ctl29", 29},
+ {"ctl30", 30},
+ {"ctl31", 31},
+
+ /* Alternative names for special control registers. */
+ {"ctl0", 0},
+ {"ctl1", 1},
+ {"ctl2", 2},
+ {"ctl3", 3},
+ {"ctl4", 4},
+ {"ctl5", 5},
+ {"ctl7", 7},
+ {"ctl8", 8},
+ {"ctl9", 9},
+ {"ctl10", 10},
+ {"ctl11", 11},
+ {"ctl12", 12},
+ {"ctl13", 13},
+ {"ctl14", 14},
+ {"ctl15", 15},
+
+ /* Coprocessor register names. */
+ {"c0", 0},
+ {"c1", 1},
+ {"c2", 2},
+ {"c3", 3},
+ {"c4", 4},
+ {"c5", 5},
+ {"c6", 6},
+ {"c7", 7},
+ {"c8", 8},
+ {"c9", 9},
+ {"c10", 10},
+ {"c11", 11},
+ {"c12", 12},
+ {"c13", 13},
+ {"c14", 14},
+ {"c15", 15},
+ {"c16", 16},
+ {"c17", 17},
+ {"c18", 18},
+ {"c19", 19},
+ {"c20", 20},
+ {"c21", 21},
+ {"c22", 22},
+ {"c23", 23},
+ {"c24", 24},
+ {"c25", 25},
+ {"c26", 26},
+ {"c27", 27},
+ {"c28", 28},
+ {"c29", 29},
+ {"c30", 30},
+ {"c31", 31},
+};
+
+#define NIOS2_NUM_REGS \
+ ((sizeof nios2_builtin_regs) / (sizeof (nios2_builtin_regs[0])))
+const int nios2_num_builtin_regs = NIOS2_NUM_REGS;
+
+/* This is not const in order to allow for dynamic extensions to the
+ built-in instruction set. */
+struct nios2_reg *nios2_regs = (struct nios2_reg *) nios2_builtin_regs;
+int nios2_num_regs = NIOS2_NUM_REGS;
+#undef NIOS2_NUM_REGS
+
+/* This is the opcode table used by the Nios II GNU as, disassembler
+ and GDB. */
+const struct nios2_opcode nios2_builtin_opcodes[] =
+{
+ /* { name, args, args_test, num_args,
+ match, mask, pinfo, overflow_msg } */
+ {"add", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_ADD, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"addi", "t,s,i", "t,s,i,E", 3,
+ OP_MATCH_ADDI, OP_MASK_IOP, NIOS2_INSN_ADDI, signed_immed16_overflow},
+ {"subi", "t,s,i", "t,s,i,E", 3,
+ OP_MATCH_ADDI, OP_MASK_IOP, NIOS2_INSN_MACRO, signed_immed16_overflow},
+ {"and", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_AND, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"andhi", "t,s,u", "t,s,u,E", 3,
+ OP_MATCH_ANDHI, OP_MASK_IOP, 0, unsigned_immed16_overflow},
+ {"andi", "t,s,u", "t,s,u,E", 3,
+ OP_MATCH_ANDI, OP_MASK_IOP, NIOS2_INSN_ANDI, unsigned_immed16_overflow},
+ {"beq", "s,t,o", "s,t,o,E", 3,
+ OP_MATCH_BEQ, OP_MASK_IOP, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bge", "s,t,o", "s,t,o,E", 3,
+ OP_MATCH_BGE, OP_MASK_IOP, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bgeu", "s,t,o", "s,t,o,E", 3,
+ OP_MATCH_BGEU, OP_MASK_IOP, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bgt", "s,t,o", "s,t,o,E", 3,
+ OP_MATCH_BLT, OP_MASK_IOP, NIOS2_INSN_MACRO|NIOS2_INSN_CBRANCH,
+ branch_target_overflow},
+ {"bgtu", "s,t,o", "s,t,o,E", 3,
+ OP_MATCH_BLTU, OP_MASK_IOP, NIOS2_INSN_MACRO|NIOS2_INSN_CBRANCH,
+ branch_target_overflow},
+ {"ble", "s,t,o", "s,t,o,E", 3,
+ OP_MATCH_BGE, OP_MASK_IOP, NIOS2_INSN_MACRO|NIOS2_INSN_CBRANCH,
+ branch_target_overflow},
+ {"bleu", "s,t,o", "s,t,o,E", 3,
+ OP_MATCH_BGEU, OP_MASK_IOP, NIOS2_INSN_MACRO|NIOS2_INSN_CBRANCH,
+ branch_target_overflow},
+ {"blt", "s,t,o", "s,t,o,E", 3,
+ OP_MATCH_BLT, OP_MASK_IOP, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bltu", "s,t,o", "s,t,o,E", 3,
+ OP_MATCH_BLTU, OP_MASK_IOP, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bne", "s,t,o", "s,t,o,E", 3,
+ OP_MATCH_BNE, OP_MASK_IOP, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"br", "o", "o,E", 1,
+ OP_MATCH_BR, OP_MASK_IOP, NIOS2_INSN_UBRANCH, branch_target_overflow},
+ {"break", "b", "b,E", 1,
+ OP_MATCH_BREAK, OP_MASK_BREAK, 0, no_overflow},
+ {"bret", "", "E", 0,
+ OP_MATCH_BRET, OP_MASK, 0, no_overflow},
+ {"flushd", "i(s)", "i(s)E", 2,
+ OP_MATCH_FLUSHD, OP_MASK_IOP, 0, signed_immed16_overflow},
+ {"flushda", "i(s)", "i(s)E", 2,
+ OP_MATCH_FLUSHDA, OP_MASK_IOP, 0, signed_immed16_overflow},
+ {"flushi", "s", "s,E", 1,
+ OP_MATCH_FLUSHI, OP_MASK_FLUSHI, 0, no_overflow},
+ {"flushp", "", "E", 0,
+ OP_MATCH_FLUSHP, OP_MASK, 0, no_overflow},
+ {"initd", "i(s)", "i(s)E", 2,
+ OP_MATCH_INITD, OP_MASK_IOP, 0, signed_immed16_overflow},
+ {"initda", "i(s)", "i(s)E", 2,
+ OP_MATCH_INITDA, OP_MASK_IOP, 0, signed_immed16_overflow},
+ {"initi", "s", "s,E", 1,
+ OP_MATCH_INITI, OP_MASK_INITI, 0, no_overflow},
+ {"call", "m", "m,E", 1,
+ OP_MATCH_CALL, OP_MASK_IOP, NIOS2_INSN_CALL, call_target_overflow},
+ {"callr", "s", "s,E", 1,
+ OP_MATCH_CALLR, OP_MASK_CALLR, 0, no_overflow},
+ {"cmpeq", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_CMPEQ, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"cmpeqi", "t,s,i", "t,s,i,E", 3,
+ OP_MATCH_CMPEQI, OP_MASK_IOP, 0, signed_immed16_overflow},
+ {"cmpge", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_CMPGE, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"cmpgei", "t,s,i", "t,s,i,E", 3,
+ OP_MATCH_CMPGEI, OP_MASK_IOP, 0, signed_immed16_overflow},
+ {"cmpgeu", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_CMPGEU, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"cmpgeui", "t,s,u", "t,s,u,E", 3,
+ OP_MATCH_CMPGEUI, OP_MASK_IOP, 0, unsigned_immed16_overflow},
+ {"cmpgt", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_CMPLT, OP_MASK_ROPX | OP_MASK_ROP, NIOS2_INSN_MACRO, no_overflow},
+ {"cmpgti", "t,s,i", "t,s,i,E", 3,
+ OP_MATCH_CMPGEI, OP_MASK_IOP, NIOS2_INSN_MACRO, signed_immed16_overflow},
+ {"cmpgtu", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_CMPLTU, OP_MASK_ROPX | OP_MASK_ROP, NIOS2_INSN_MACRO, no_overflow},
+ {"cmpgtui", "t,s,u", "t,s,u,E", 3,
+ OP_MATCH_CMPGEUI, OP_MASK_IOP, NIOS2_INSN_MACRO, unsigned_immed16_overflow},
+ {"cmple", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_CMPGE, OP_MASK_ROPX | OP_MASK_ROP, NIOS2_INSN_MACRO, no_overflow},
+ {"cmplei", "t,s,i", "t,s,i,E", 3,
+ OP_MATCH_CMPLTI, OP_MASK_IOP, NIOS2_INSN_MACRO, signed_immed16_overflow},
+ {"cmpleu", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_CMPGEU, OP_MASK_ROPX | OP_MASK_ROP, NIOS2_INSN_MACRO, no_overflow},
+ {"cmpleui", "t,s,u", "t,s,u,E", 3,
+ OP_MATCH_CMPLTUI, OP_MASK_IOP, NIOS2_INSN_MACRO, unsigned_immed16_overflow},
+ {"cmplt", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_CMPLT, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"cmplti", "t,s,i", "t,s,i,E", 3,
+ OP_MATCH_CMPLTI, OP_MASK_IOP, 0, signed_immed16_overflow},
+ {"cmpltu", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_CMPLTU, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"cmpltui", "t,s,u", "t,s,u,E", 3,
+ OP_MATCH_CMPLTUI, OP_MASK_IOP, 0, unsigned_immed16_overflow},
+ {"cmpne", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_CMPNE, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"cmpnei", "t,s,i", "t,s,i,E", 3,
+ OP_MATCH_CMPNEI, OP_MASK_IOP, 0, signed_immed16_overflow},
+ {"div", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_DIV, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"divu", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_DIVU, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"jmp", "s", "s,E", 1,
+ OP_MATCH_JMP, OP_MASK_JMP, 0, no_overflow},
+ {"jmpi", "m", "m,E", 1,
+ OP_MATCH_JMPI, OP_MASK_IOP, 0, no_overflow},
+ {"ldb", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_LDB, OP_MASK_IOP, 0, address_offset_overflow},
+ {"ldbio", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_LDBIO, OP_MASK_IOP, 0, address_offset_overflow},
+ {"ldbu", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_LDBU, OP_MASK_IOP, 0, address_offset_overflow},
+ {"ldbuio", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_LDBUIO, OP_MASK_IOP, 0, address_offset_overflow},
+ {"ldh", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_LDH, OP_MASK_IOP, 0, address_offset_overflow},
+ {"ldhio", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_LDHIO, OP_MASK_IOP, 0, address_offset_overflow},
+ {"ldhu", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_LDHU, OP_MASK_IOP, 0, address_offset_overflow},
+ {"ldhuio", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_LDHUIO, OP_MASK_IOP, 0, address_offset_overflow},
+ {"ldl", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_LDL, OP_MASK_IOP, 0, address_offset_overflow},
+ {"ldw", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_LDW, OP_MASK_IOP, 0, address_offset_overflow},
+ {"ldwio", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_LDWIO, OP_MASK_IOP, 0, address_offset_overflow},
+ {"mov", "d,s", "d,s,E", 2,
+ OP_MATCH_ADD, OP_MASK_RRT|OP_MASK_ROPX|OP_MASK_ROP, NIOS2_INSN_MACRO_MOV,
+ no_overflow},
+ {"movhi", "t,u", "t,u,E", 2,
+ OP_MATCH_ORHI, OP_MASK_IRS|OP_MASK_IOP, NIOS2_INSN_MACRO_MOVI,
+ unsigned_immed16_overflow},
+ {"movui", "t,u", "t,u,E", 2,
+ OP_MATCH_ORI, OP_MASK_IRS|OP_MASK_IOP, NIOS2_INSN_MACRO_MOVI,
+ unsigned_immed16_overflow},
+ {"movi", "t,i", "t,i,E", 2,
+ OP_MATCH_ADDI, OP_MASK_IRS|OP_MASK_IOP, NIOS2_INSN_MACRO_MOVI,
+ signed_immed16_overflow},
+ /* movia expands to two instructions so there is no mask or match */
+ {"movia", "t,o", "t,o,E", 2,
+ OP_MATCH_ORHI, OP_MASK_IOP, NIOS2_INSN_MACRO_MOVIA, no_overflow},
+ {"mul", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_MUL, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"muli", "t,s,i", "t,s,i,E", 3,
+ OP_MATCH_MULI, OP_MASK_IOP, 0, signed_immed16_overflow},
+ {"mulxss", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_MULXSS, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"mulxsu", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_MULXSU, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"mulxuu", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_MULXUU, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"nextpc", "d", "d,E", 1,
+ OP_MATCH_NEXTPC, OP_MASK_NEXTPC, 0, no_overflow},
+ {"nop", "", "E", 0,
+ OP_MATCH_ADD, OP_MASK, NIOS2_INSN_MACRO_MOV, no_overflow},
+ {"nor", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_NOR, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"or", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_OR, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"orhi", "t,s,u", "t,s,u,E", 3,
+ OP_MATCH_ORHI, OP_MASK_IOP, 0, unsigned_immed16_overflow},
+ {"ori", "t,s,u", "t,s,u,E", 3,
+ OP_MATCH_ORI, OP_MASK_IOP, NIOS2_INSN_ORI, unsigned_immed16_overflow},
+ {"rdctl", "d,c", "d,c,E", 2,
+ OP_MATCH_RDCTL, OP_MASK_RDCTL, 0, no_overflow},
+ {"ret", "", "E", 0,
+ OP_MATCH_RET, OP_MASK, 0, no_overflow},
+ {"rol", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_ROL, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"roli", "d,s,j", "d,s,j,E", 3,
+ OP_MATCH_ROLI, OP_MASK_ROLI, 0, unsigned_immed5_overflow},
+ {"ror", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_ROR, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"sll", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_SLL, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"slli", "d,s,j", "d,s,j,E", 3,
+ OP_MATCH_SLLI, OP_MASK_SLLI, 0, unsigned_immed5_overflow},
+ {"sra", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_SRA, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"srai", "d,s,j", "d,s,j,E", 3,
+ OP_MATCH_SRAI, OP_MASK_SRAI, 0, unsigned_immed5_overflow},
+ {"srl", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_SRL, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"srli", "d,s,j", "d,s,j,E", 3,
+ OP_MATCH_SRLI, OP_MASK_SRLI, 0, unsigned_immed5_overflow},
+ {"stb", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_STB, OP_MASK_IOP, 0, address_offset_overflow},
+ {"stbio", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_STBIO, OP_MASK_IOP, 0, address_offset_overflow},
+ {"stc", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_STC, OP_MASK_IOP, 0, address_offset_overflow},
+ {"sth", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_STH, OP_MASK_IOP, 0, address_offset_overflow},
+ {"sthio", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_STHIO, OP_MASK_IOP, 0, address_offset_overflow},
+ {"stw", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_STW, OP_MASK_IOP, 0, address_offset_overflow},
+ {"stwio", "t,i(s)", "t,i(s)E", 3,
+ OP_MATCH_STWIO, OP_MASK_IOP, 0, address_offset_overflow},
+ {"sub", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_SUB, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"sync", "", "E", 0,
+ OP_MATCH_SYNC, OP_MASK_SYNC, 0, no_overflow},
+ {"trap", "", "E", 0,
+ OP_MATCH_TRAP, OP_MASK_TRAP, 0, no_overflow},
+ {"eret", "", "E", 0,
+ OP_MATCH_ERET, OP_MASK, 0, no_overflow},
+ {"custom", "l,d,s,t", "l,d,s,t,E", 4,
+ OP_MATCH_CUSTOM, OP_MASK_ROP, 0, custom_opcode_overflow},
+ {"wrctl", "c,s", "c,s,E", 2,
+ OP_MATCH_WRCTL, OP_MASK_WRCTL, 0, no_overflow},
+ {"xor", "d,s,t", "d,s,t,E", 3,
+ OP_MATCH_XOR, OP_MASK_ROPX | OP_MASK_ROP, 0, no_overflow},
+ {"xorhi", "t,s,u", "t,s,u,E", 3,
+ OP_MATCH_XORHI, OP_MASK_IOP, 0, unsigned_immed16_overflow},
+ {"xori", "t,s,u", "t,s,u,E", 3,
+ OP_MATCH_XORI, OP_MASK_IOP, NIOS2_INSN_XORI, unsigned_immed16_overflow}
+};
+
+#define NIOS2_NUM_OPCODES \
+ ((sizeof nios2_builtin_opcodes) / (sizeof (nios2_builtin_opcodes[0])))
+const int bfd_nios2_num_builtin_opcodes = NIOS2_NUM_OPCODES;
+
+/* This is not const to allow for dynamic extensions to the
+ built-in instruction set. */
+struct nios2_opcode *nios2_opcodes =
+ (struct nios2_opcode *) nios2_builtin_opcodes;
+int bfd_nios2_num_opcodes = NIOS2_NUM_OPCODES;
+#undef NIOS2_NUM_OPCODES