2013-02-07 07:22:26 +08:00
|
|
|
/* 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},
|
2013-03-12 09:41:41 +08:00
|
|
|
{"sstatus", 30},
|
2013-02-07 07:22:26 +08:00
|
|
|
{"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},
|
2013-04-25 04:51:58 +08:00
|
|
|
{"eccinj", 11},
|
2013-02-07 07:22:26 +08:00
|
|
|
{"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},
|
2013-03-12 10:20:08 +08:00
|
|
|
{"rdprs", "t,s,i", "t,s,i,E", 3,
|
|
|
|
|
OP_MATCH_RDPRS, OP_MASK_IOP, 0, unsigned_immed16_overflow},
|
2013-02-07 07:22:26 +08:00
|
|
|
{"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},
|
2013-06-10 09:04:42 +08:00
|
|
|
{"trap", "b", "b,E", 1,
|
2013-02-07 07:22:26 +08:00
|
|
|
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},
|
2013-03-12 10:41:26 +08:00
|
|
|
{"wrprs", "d,s", "d,s,E", 2,
|
|
|
|
|
OP_MATCH_WRPRS, OP_MASK_RRT|OP_MASK_ROPX|OP_MASK_ROP, 0, no_overflow},
|
2013-02-07 07:22:26 +08:00
|
|
|
{"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
|
