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715 lines
25 KiB
C
715 lines
25 KiB
C
/* crx-opc.c -- Table of opcodes for the CRX processor.
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Copyright 2004 Free Software Foundation, Inc.
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Contributed by Tomer Levi NSC, Israel.
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Originally written for GAS 2.12 by Tomer Levi.
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This file is part of GAS, GDB and the GNU binutils.
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GAS, GDB, and GNU binutils is free software; you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2, or (at your
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option) any later version.
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GAS, GDB, and GNU binutils are distributed in the hope that they will be
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useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
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#include <stdio.h>
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#include "libiberty.h"
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#include "symcat.h"
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#include "opcode/crx.h"
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const inst crx_instruction[] =
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{
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/* Create an arithmetic instruction - INST[bw]. */
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#define ARITH_BYTE_INST(NAME, OPC) \
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/* opc8 cst4 r */ \
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{NAME, 1, OPC, 24, ARITH_BYTE_INS | CST4MAP, {{cst4,20}, {regr,16}}}, \
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/* opc8 i16 r */ \
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{NAME, 2, (OPC<<4)+0xE, 20, ARITH_BYTE_INS | CST4MAP, {{i16,0}, {regr,16}}}, \
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/* opc8 r r */ \
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{NAME, 1, OPC+0x40, 24, ARITH_BYTE_INS, {{regr,20}, {regr,16}}}
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ARITH_BYTE_INST ("addub", 0x0),
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ARITH_BYTE_INST ("addb", 0x1),
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ARITH_BYTE_INST ("addcb", 0x2),
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ARITH_BYTE_INST ("andb", 0x3),
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ARITH_BYTE_INST ("cmpb", 0x4),
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ARITH_BYTE_INST ("movb", 0x5),
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ARITH_BYTE_INST ("orb", 0x6),
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ARITH_BYTE_INST ("subb", 0x7),
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ARITH_BYTE_INST ("subcb", 0x8),
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ARITH_BYTE_INST ("xorb", 0x9),
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ARITH_BYTE_INST ("mulb", 0xA),
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ARITH_BYTE_INST ("adduw", 0x10),
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ARITH_BYTE_INST ("addw", 0x11),
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ARITH_BYTE_INST ("addcw", 0x12),
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ARITH_BYTE_INST ("andw", 0x13),
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ARITH_BYTE_INST ("cmpw", 0x14),
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ARITH_BYTE_INST ("movw", 0x15),
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ARITH_BYTE_INST ("orw", 0x16),
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ARITH_BYTE_INST ("subw", 0x17),
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ARITH_BYTE_INST ("subcw", 0x18),
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ARITH_BYTE_INST ("xorw", 0x19),
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ARITH_BYTE_INST ("mulw", 0x1A),
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/* Create an arithmetic instruction - INST[d]. */
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#define ARITH_INST(NAME, OPC) \
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/* opc8 cst4 r */ \
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{NAME, 1, OPC, 24, ARITH_INS | CST4MAP, {{cst4,20}, {regr,16}}}, \
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/* opc8 i16 r */ \
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{NAME, 2, (OPC<<4)+0xE, 20, ARITH_INS | CST4MAP, {{i16,0}, {regr,16}}}, \
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/* opc8 i32 r */ \
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{NAME, 3, (OPC<<4)+0xF, 20, ARITH_INS, {{i32,0}, {regr,16}}}, \
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/* opc8 r r */ \
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{NAME, 1, OPC+0x40, 24, ARITH_INS, {{regr,20}, {regr,16}}}
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ARITH_INST ("addud", 0x20),
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ARITH_INST ("addd", 0x21),
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ARITH_INST ("addcd", 0x22),
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ARITH_INST ("andd", 0x23),
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ARITH_INST ("cmpd", 0x24),
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ARITH_INST ("movd", 0x25),
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ARITH_INST ("ord", 0x26),
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ARITH_INST ("subd", 0x27),
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ARITH_INST ("subcd", 0x28),
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ARITH_INST ("xord", 0x29),
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ARITH_INST ("muld", 0x2A),
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/* Create a shift instruction. */
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#define SHIFT_INST(NAME, OPRD, OPC1, SHIFT1, OPC2) \
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/* OPRD=ui3 -->> opc9 ui3 r */ \
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/* OPRD=ui4 -->> opc8 ui4 r */ \
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/* OPRD=ui5 -->> opc7 ui5 r */ \
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{NAME, 1, OPC1, SHIFT1, SHIFT_INS, {{OPRD,20}, {regr,16}}}, \
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/* opc8 r r */ \
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{NAME, 1, OPC2, 24, SHIFT_INS, {{regr,20}, {regr,16}}}
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SHIFT_INST ("sllb", ui3, 0x1F8, 23, 0x4D),
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SHIFT_INST ("srlb", ui3, 0x1F9, 23, 0x4E),
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SHIFT_INST ("srab", ui3, 0x1FA, 23, 0x4F),
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SHIFT_INST ("sllw", ui4, 0xB6, 24, 0x5D),
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SHIFT_INST ("srlw", ui4, 0xB7, 24, 0x5E),
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SHIFT_INST ("sraw", ui4, 0xB8, 24, 0x5F),
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SHIFT_INST ("slld", ui5, 0x78, 25, 0x6D),
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SHIFT_INST ("srld", ui5, 0x79, 25, 0x6E),
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SHIFT_INST ("srad", ui5, 0x7A, 25, 0x6F),
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/* Create a conditional branch instruction. */
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#define BRANCH_INST(NAME, OPC) \
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/* opc4 c4 dispe9 */ \
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{NAME, 1, OPC, 24, BRANCH_INS | RELAXABLE, {{dispe9,16}}}, \
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/* opc4 c4 disps17 */ \
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{NAME, 2, (OPC<<8)+0x7E, 16, BRANCH_INS | RELAXABLE, {{disps17,0}}}, \
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/* opc4 c4 disps32 */ \
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{NAME, 3, (OPC<<8)+0x7F, 16, BRANCH_INS | RELAXABLE, {{disps32,0}}}
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BRANCH_INST ("beq", 0x70),
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BRANCH_INST ("bne", 0x71),
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BRANCH_INST ("bcs", 0x72),
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BRANCH_INST ("bcc", 0x73),
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BRANCH_INST ("bhi", 0x74),
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BRANCH_INST ("bls", 0x75),
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BRANCH_INST ("bgt", 0x76),
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BRANCH_INST ("ble", 0x77),
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BRANCH_INST ("bfs", 0x78),
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BRANCH_INST ("bfc", 0x79),
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BRANCH_INST ("blo", 0x7A),
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BRANCH_INST ("bhs", 0x7B),
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BRANCH_INST ("blt", 0x7C),
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BRANCH_INST ("bge", 0x7D),
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BRANCH_INST ("br", 0x7E),
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/* Create a 'Branch if Equal to 0' instruction. */
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#define BRANCH_NEQ_INST(NAME, OPC) \
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/* opc8 dispu5 r */ \
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{NAME, 1, OPC, 24, BRANCH_NEQ_INS, {{regr,16}, {dispu5,20}}}
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BRANCH_NEQ_INST ("beq0b", 0xB0),
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BRANCH_NEQ_INST ("bne0b", 0xB1),
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BRANCH_NEQ_INST ("beq0w", 0xB2),
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BRANCH_NEQ_INST ("bne0w", 0xB3),
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BRANCH_NEQ_INST ("beq0d", 0xB4),
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BRANCH_NEQ_INST ("bne0d", 0xB5),
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/* Create instruction with no operands. */
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#define NO_OP_INST(NAME, OPC) \
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/* opc16 */ \
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{NAME, 1, OPC, 16, 0, {{0, 0}}}
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NO_OP_INST ("nop", 0x3002),
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NO_OP_INST ("retx", 0x3003),
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NO_OP_INST ("di", 0x3004),
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NO_OP_INST ("ei", 0x3005),
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NO_OP_INST ("wait", 0x3006),
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NO_OP_INST ("eiwait", 0x3007),
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/* Create a 'Compare & Branch' instruction. */
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#define CMPBR_INST(NAME, OPC1, OPC2, C4) \
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/* opc12 r r c4 disps9 */ \
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{NAME, 2, ((0x300+OPC1)<<12)+C4, 8, CMPBR_INS | FMT_3| RELAXABLE, \
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{{regr,16}, {regr,12}, {disps9,0}}}, \
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/* opc12 r r c4 disps25 */ \
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{NAME, 3, ((0x310+OPC1)<<12)+C4, 8, CMPBR_INS | FMT_3 | RELAXABLE, \
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{{regr,16}, {regr,12}, {disps25,0}}}, \
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/* opc12 i4cst4 r c4 disps9 */ \
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{NAME, 2, ((0x300+OPC2)<<12)+C4, 8, CMPBR_INS | FMT_3 | RELAXABLE, \
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{{cst4,16}, {regr,12}, {disps9,0}}}, \
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/* opc12 i4cst4 r c4 disps25 */ \
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{NAME, 3, ((0x310+OPC2)<<12)+C4, 8, CMPBR_INS | FMT_3 | RELAXABLE, \
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{{cst4,16}, {regr,12}, {disps25,0}}}
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CMPBR_INST ("cmpbeqb", 0x8, 0xC, 0x0),
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CMPBR_INST ("cmpbneb", 0x8, 0xC, 0x1),
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CMPBR_INST ("cmpbhib", 0x8, 0xC, 0x4),
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CMPBR_INST ("cmpblsb", 0x8, 0xC, 0x5),
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CMPBR_INST ("cmpbgtb", 0x8, 0xC, 0x6),
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CMPBR_INST ("cmpbleb", 0x8, 0xC, 0x7),
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CMPBR_INST ("cmpblob", 0x8, 0xC, 0xA),
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CMPBR_INST ("cmpbhsb", 0x8, 0xC, 0xB),
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CMPBR_INST ("cmpbltb", 0x8, 0xC, 0xC),
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CMPBR_INST ("cmpbgeb", 0x8, 0xC, 0xD),
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CMPBR_INST ("cmpbeqw", 0x9, 0xD, 0x0),
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CMPBR_INST ("cmpbnew", 0x9, 0xD, 0x1),
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CMPBR_INST ("cmpbhiw", 0x9, 0xD, 0x4),
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CMPBR_INST ("cmpblsw", 0x9, 0xD, 0x5),
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CMPBR_INST ("cmpbgtw", 0x9, 0xD, 0x6),
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CMPBR_INST ("cmpblew", 0x9, 0xD, 0x7),
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CMPBR_INST ("cmpblow", 0x9, 0xD, 0xA),
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CMPBR_INST ("cmpbhsw", 0x9, 0xD, 0xB),
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CMPBR_INST ("cmpbltw", 0x9, 0xD, 0xC),
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CMPBR_INST ("cmpbgew", 0x9, 0xD, 0xD),
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CMPBR_INST ("cmpbeqd", 0xA, 0xE, 0x0),
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CMPBR_INST ("cmpbned", 0xA, 0xE, 0x1),
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CMPBR_INST ("cmpbhid", 0xA, 0xE, 0x4),
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CMPBR_INST ("cmpblsd", 0xA, 0xE, 0x5),
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CMPBR_INST ("cmpbgtd", 0xA, 0xE, 0x6),
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CMPBR_INST ("cmpbled", 0xA, 0xE, 0x7),
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CMPBR_INST ("cmpblod", 0xA, 0xE, 0xA),
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CMPBR_INST ("cmpbhsd", 0xA, 0xE, 0xB),
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CMPBR_INST ("cmpbltd", 0xA, 0xE, 0xC),
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CMPBR_INST ("cmpbged", 0xA, 0xE, 0xD),
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/* Create an instruction using a single register operand. */
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#define REG1_INST(NAME, OPC) \
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/* opc8 c4 r */ \
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{NAME, 1, OPC, 20, NO_TYPE_INS, {{regr,16}}}
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/* Same as REG1_INST, with additional FLAGS. */
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#define REG1_FLAG_INST(NAME, OPC, FLAGS) \
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/* opc8 c4 r */ \
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{NAME, 1, OPC, 20, NO_TYPE_INS | FLAGS, {{regr,16}}}
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/* JCond instructions */
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REG1_INST ("jeq", 0xBA0),
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REG1_INST ("jne", 0xBA1),
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REG1_INST ("jcs", 0xBA2),
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REG1_INST ("jcc", 0xBA3),
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REG1_INST ("jhi", 0xBA4),
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REG1_INST ("jls", 0xBA5),
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REG1_INST ("jgt", 0xBA6),
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REG1_INST ("jle", 0xBA7),
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REG1_INST ("jfs", 0xBA8),
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REG1_INST ("jfc", 0xBA9),
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REG1_INST ("jlo", 0xBAA),
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REG1_INST ("jhs", 0xBAB),
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REG1_INST ("jlt", 0xBAC),
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REG1_INST ("jge", 0xBAD),
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REG1_INST ("jump", 0xBAE),
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/* SCond instructions */
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REG1_INST ("seq", 0xBB0),
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REG1_INST ("sne", 0xBB1),
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REG1_INST ("scs", 0xBB2),
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REG1_INST ("scc", 0xBB3),
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REG1_INST ("shi", 0xBB4),
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REG1_INST ("sls", 0xBB5),
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REG1_INST ("sgt", 0xBB6),
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REG1_INST ("sle", 0xBB7),
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REG1_INST ("sfs", 0xBB8),
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REG1_INST ("sfc", 0xBB9),
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REG1_INST ("slo", 0xBBA),
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REG1_INST ("shs", 0xBBB),
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REG1_INST ("slt", 0xBBC),
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REG1_INST ("sge", 0xBBD),
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/* Create an instruction using two register operands. */
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#define REG2_INST(NAME, OPC) \
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/* opc24 r r OR opc20 c4 r r */ \
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{NAME, 2, 0x300800+OPC, 8, NO_TYPE_INS, {{regr,4}, {regr,0}}}
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/* MULTIPLY INSTRUCTIONS */
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REG2_INST ("macsb", 0x40),
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REG2_INST ("macub", 0x41),
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REG2_INST ("macqb", 0x42),
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REG2_INST ("macsw", 0x50),
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REG2_INST ("macuw", 0x51),
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REG2_INST ("macqw", 0x52),
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REG2_INST ("macsd", 0x60),
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REG2_INST ("macud", 0x61),
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REG2_INST ("macqd", 0x62),
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REG2_INST ("mullsd", 0x65),
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REG2_INST ("mullud", 0x66),
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REG2_INST ("mulsbw", 0x3B),
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REG2_INST ("mulubw", 0x3C),
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REG2_INST ("mulswd", 0x3D),
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REG2_INST ("muluwd", 0x3E),
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/* SIGNEXTEND STUFF */
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REG2_INST ("sextbw", 0x30),
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REG2_INST ("sextbd", 0x31),
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REG2_INST ("sextwd", 0x32),
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REG2_INST ("zextbw", 0x34),
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REG2_INST ("zextbd", 0x35),
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REG2_INST ("zextwd", 0x36),
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REG2_INST ("bswap", 0x3F),
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REG2_INST ("maxsb", 0x80),
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REG2_INST ("minsb", 0x81),
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REG2_INST ("maxub", 0x82),
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REG2_INST ("minub", 0x83),
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REG2_INST ("absb", 0x84),
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REG2_INST ("negb", 0x85),
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REG2_INST ("cntl0b", 0x86),
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REG2_INST ("cntl1b", 0x87),
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REG2_INST ("popcntb",0x88),
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REG2_INST ("rotlb", 0x89),
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REG2_INST ("rotrb", 0x8A),
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REG2_INST ("mulqb", 0x8B),
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REG2_INST ("addqb", 0x8C),
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REG2_INST ("subqb", 0x8D),
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REG2_INST ("cntlsb", 0x8E),
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REG2_INST ("maxsw", 0x90),
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REG2_INST ("minsw", 0x91),
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REG2_INST ("maxuw", 0x92),
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REG2_INST ("minuw", 0x93),
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REG2_INST ("absw", 0x94),
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REG2_INST ("negw", 0x95),
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REG2_INST ("cntl0w", 0x96),
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REG2_INST ("cntl1w", 0x97),
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REG2_INST ("popcntw",0x98),
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REG2_INST ("rotlw", 0x99),
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REG2_INST ("rotrw", 0x9A),
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REG2_INST ("mulqw", 0x9B),
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REG2_INST ("addqw", 0x9C),
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REG2_INST ("subqw", 0x9D),
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REG2_INST ("cntlsw", 0x9E),
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REG2_INST ("maxsd", 0xA0),
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REG2_INST ("minsd", 0xA1),
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REG2_INST ("maxud", 0xA2),
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REG2_INST ("minud", 0xA3),
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REG2_INST ("absd", 0xA4),
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REG2_INST ("negd", 0xA5),
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REG2_INST ("cntl0d", 0xA6),
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REG2_INST ("cntl1d", 0xA7),
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REG2_INST ("popcntd",0xA8),
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REG2_INST ("rotld", 0xA9),
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REG2_INST ("rotrd", 0xAA),
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REG2_INST ("mulqd", 0xAB),
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REG2_INST ("addqd", 0xAC),
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REG2_INST ("subqd", 0xAD),
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REG2_INST ("cntlsd", 0xAE),
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/* Conditional move instructions */
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REG2_INST ("cmoveqd", 0x70),
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REG2_INST ("cmovned", 0x71),
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REG2_INST ("cmovcsd", 0x72),
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REG2_INST ("cmovccd", 0x73),
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REG2_INST ("cmovhid", 0x74),
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REG2_INST ("cmovlsd", 0x75),
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REG2_INST ("cmovgtd", 0x76),
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REG2_INST ("cmovled", 0x77),
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REG2_INST ("cmovfsd", 0x78),
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REG2_INST ("cmovfcd", 0x79),
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REG2_INST ("cmovlod", 0x7A),
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REG2_INST ("cmovhsd", 0x7B),
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REG2_INST ("cmovltd", 0x7C),
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REG2_INST ("cmovged", 0x7D),
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/* Load instructions (from memory to register). */
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#define LD_REG_INST(NAME, OPC1, OPC2, DISP) \
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/* opc12 r abs16 */ \
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{NAME, 2, 0x320+OPC1, 20, LD_STOR_INS | REVERSE_MATCH, \
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{{abs16,0}, {regr,16}}}, \
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/* opc12 r abs32 */ \
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{NAME, 3, 0x330+OPC1, 20, LD_STOR_INS | REVERSE_MATCH, \
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{{abs32,0}, {regr,16}}}, \
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/* opc4 r rbase dispu[bwd]4 */ \
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{NAME, 1, 0x8+OPC2, 28, LD_STOR_INS | DISP | REVERSE_MATCH, \
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{{rbase_dispu4,16}, {regr,24}}}, \
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/* opc4 r rbase disps16 */ \
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{NAME, 2, ((0x8+OPC2)<<8)+0xE, 20, LD_STOR_INS | FMT_1 | REVERSE_MATCH, \
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{{rbase_disps16,16}, {regr,24}}}, \
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/* opc4 r rbase disps32 */ \
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{NAME, 3, ((0x8+OPC2)<<8)+0xF, 20, LD_STOR_INS | FMT_1 | REVERSE_MATCH, \
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{{rbase_disps32,16}, {regr,24}}}, \
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/* opc12 r rbase ridx scl2 disps6 */ \
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{NAME, 2, 0x32C+OPC1, 20, LD_STOR_INS | REVERSE_MATCH, \
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{{rindex_disps6,0}, {regr,16}}}, \
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/* opc12 r rbase ridx scl2 disps22 */ \
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{NAME, 3, 0x33C+OPC1, 20, LD_STOR_INS | REVERSE_MATCH, \
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{{rindex_disps22,0}, {regr,16}}}, \
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/* opc12 r rbase disps12 */ \
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{NAME, 2, 0x328+OPC1, 20, LD_STOR_INS_INC | REVERSE_MATCH, \
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{{rbase_disps12,12}, {regr,16}}}
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LD_REG_INST ("loadb", 0x0, 0x0, DISPUB4),
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LD_REG_INST ("loadw", 0x1, 0x1, DISPUW4),
|
|
LD_REG_INST ("loadd", 0x2, 0x2, DISPUD4),
|
|
|
|
/* Store instructions (from Register to Memory). */
|
|
#define ST_REG_INST(NAME, OPC1, OPC2, DISP) \
|
|
/* opc12 r abs16 */ \
|
|
{NAME, 2, 0x320+OPC1, 20, LD_STOR_INS, {{regr,16}, {abs16,0}}}, \
|
|
/* opc12 r abs32 */ \
|
|
{NAME, 3, 0x330+OPC1, 20, LD_STOR_INS, {{regr,16}, {abs32,0}}}, \
|
|
/* opc4 r rbase dispu[bwd]4 */ \
|
|
{NAME, 1, 0x8+OPC2, 28, LD_STOR_INS | DISP, \
|
|
{{regr,24}, {rbase_dispu4,16}}}, \
|
|
/* opc4 r rbase disps16 */ \
|
|
{NAME, 2, ((0x8+OPC2)<<8)+0xE, 20, LD_STOR_INS | FMT_1, \
|
|
{{regr,24}, {rbase_disps16,16}}}, \
|
|
/* opc4 r rbase disps32 */ \
|
|
{NAME, 3, ((0x8+OPC2)<<8)+0xF, 20, LD_STOR_INS | FMT_1, \
|
|
{{regr,24}, {rbase_disps32,16}}}, \
|
|
/* opc12 r rbase ridx scl2 disps6 */ \
|
|
{NAME, 2, 0x32C+OPC1, 20, LD_STOR_INS, \
|
|
{{regr,16}, {rindex_disps6,0}}}, \
|
|
/* opc12 r rbase ridx scl2 disps22 */ \
|
|
{NAME, 3, 0x33C+OPC1, 20, LD_STOR_INS, {{regr,16}, {rindex_disps22,0}}}, \
|
|
/* opc12 r rbase disps12 */ \
|
|
{NAME, 2, 0x328+OPC1, 20, LD_STOR_INS_INC, {{regr,16}, {rbase_disps12,12}}}
|
|
|
|
/* Store instructions (Immediate to Memory). */
|
|
#define ST_I_INST(NAME, OPC) \
|
|
/* opc12 ui4 rbase disps12 */ \
|
|
{NAME, 2, 0x368+OPC, 20, LD_STOR_INS_INC, {{ui4,16}, {rbase_disps12,12}}}, \
|
|
/* opc12 ui4 abs16 */ \
|
|
{NAME, 2, 0x360+OPC, 20, STOR_IMM_INS, {{ui4,16}, {abs16,0}}}, \
|
|
/* opc12 ui4 abs32 */ \
|
|
{NAME, 3, 0x370+OPC, 20, STOR_IMM_INS, {{ui4,16}, {abs32,0}}}, \
|
|
/* opc12 ui4 rbase disps12 */ \
|
|
{NAME, 2, 0x364+OPC, 20, STOR_IMM_INS, {{ui4,16}, {rbase_disps12,12}}}, \
|
|
/* opc12 ui4 rbase disps28 */ \
|
|
{NAME, 3, 0x374+OPC, 20, STOR_IMM_INS, {{ui4,16}, {rbase_disps28,12}}}, \
|
|
/* opc12 ui4 rbase ridx scl2 disps6 */ \
|
|
{NAME, 2, 0x36C+OPC, 20, STOR_IMM_INS, {{ui4,16}, {rindex_disps6,0}}}, \
|
|
/* opc12 ui4 rbase ridx scl2 disps22 */ \
|
|
{NAME, 3, 0x37C+OPC, 20, STOR_IMM_INS, {{ui4,16}, {rindex_disps22,0}}}
|
|
|
|
ST_REG_INST ("storb", 0x20, 0x4, DISPUB4),
|
|
ST_I_INST ("storb", 0x0),
|
|
|
|
ST_REG_INST ("storw", 0x21, 0x5, DISPUW4),
|
|
ST_I_INST ("storw", 0x1),
|
|
|
|
ST_REG_INST ("stord", 0x22, 0x6, DISPUD4),
|
|
ST_I_INST ("stord", 0x2),
|
|
|
|
/* Create a bit instruction. */
|
|
#define CSTBIT_INST(NAME, OP, OPC1, DIFF, SHIFT, OPC2) \
|
|
/* OP=ui3 -->> opc13 ui3 */ \
|
|
/* OP=ui4 -->> opc12 ui4 */ \
|
|
/* OP=ui5 -->> opc11 ui5 */ \
|
|
\
|
|
/* opcNN iN abs16 */ \
|
|
{NAME, 2, OPC1+0*DIFF, SHIFT, CSTBIT_INS, {{OP,16}, {abs16,0}}}, \
|
|
/* opcNN iN abs32 */ \
|
|
{NAME, 3, OPC1+1*DIFF, SHIFT, CSTBIT_INS, {{OP,16}, {abs32,0}}}, \
|
|
/* opcNN iN rbase */ \
|
|
{NAME, 1, OPC2, SHIFT+4, CSTBIT_INS, {{OP,20}, {rbase,16}}}, \
|
|
/* opcNN iN rbase disps12 */ \
|
|
{NAME, 2, OPC1+2*DIFF, SHIFT, CSTBIT_INS, {{OP,16}, {rbase_disps12,12}}}, \
|
|
/* opcNN iN rbase disps28 */ \
|
|
{NAME, 3, OPC1+3*DIFF, SHIFT, CSTBIT_INS, {{OP,16}, {rbase_disps28,12}}}, \
|
|
/* opcNN iN rbase ridx scl2 disps6 */ \
|
|
{NAME, 2, OPC1+4*DIFF, SHIFT, CSTBIT_INS, {{OP,16}, {rindex_disps6,0}}}, \
|
|
/* opcNN iN rbase ridx scl2 disps22 */ \
|
|
{NAME, 3, OPC1+5*DIFF, SHIFT, CSTBIT_INS, {{OP,16}, {rindex_disps22,0}}}
|
|
|
|
CSTBIT_INST ("cbitb", ui3, 0x700, 0x20, 19, 0x1FC),
|
|
CSTBIT_INST ("cbitw", ui4, 0x382, 0x10, 20, 0xBD),
|
|
CSTBIT_INST ("cbitd", ui5, 0x1C3, 0x8, 21, 0x7B),
|
|
{"cbitd", 2, 0x300838, 8, CSTBIT_INS, {{regr,4}, {regr,0}}},
|
|
{"cbitd", 2, 0x18047B, 9, CSTBIT_INS, {{ui5,4}, {regr,0}}},
|
|
|
|
CSTBIT_INST ("sbitb", ui3, 0x701, 0x20, 19, 0x1FD),
|
|
CSTBIT_INST ("sbitw", ui4, 0x383, 0x10, 20, 0xBE),
|
|
CSTBIT_INST ("sbitd", ui5, 0x1C4, 0x8, 21, 0x7C),
|
|
{"sbitd", 2, 0x300839, 8, CSTBIT_INS, {{regr,4}, {regr,0}}},
|
|
{"sbitd", 2, 0x18047C, 9, CSTBIT_INS, {{ui5,4}, {regr,0}}},
|
|
|
|
CSTBIT_INST ("tbitb", ui3, 0x702, 0x20, 19, 0x1FE),
|
|
CSTBIT_INST ("tbitw", ui4, 0x384, 0x10, 20, 0xBF),
|
|
CSTBIT_INST ("tbitd", ui5, 0x1C5, 0x8, 21, 0x7D),
|
|
{"tbitd", 2, 0x30083A, 8, CSTBIT_INS, {{regr,4}, {regr,0}}},
|
|
{"tbitd", 2, 0x18047D, 9, CSTBIT_INS, {{ui5,4}, {regr,0}}},
|
|
|
|
/* Instructions including a register list (opcode is represented as a mask). */
|
|
#define REGLIST_INST(NAME, OPC, FLAG) \
|
|
/* opc12 r mask16 */ \
|
|
{NAME, 2, OPC, 20, NO_TYPE_INS | REG_LIST | FLAG, {{regr,16}, {ui16,0}}}
|
|
|
|
REG1_INST ("getrfid", 0xFF9),
|
|
REG1_INST ("setrfid", 0xFFA),
|
|
|
|
REGLIST_INST ("push", 0x346, NO_RPTR),
|
|
REG1_FLAG_INST ("push", 0xFFB, NO_SP),
|
|
REGLIST_INST ("pushx", 0x347, NO_RPTR),
|
|
|
|
REGLIST_INST ("pop", 0x324, NO_RPTR),
|
|
REG1_FLAG_INST ("pop", 0xFFC, NO_SP),
|
|
REGLIST_INST ("popx", 0x327, NO_RPTR),
|
|
|
|
REGLIST_INST ("popret", 0x326, NO_RPTR),
|
|
REG1_FLAG_INST ("popret",0xFFD,NO_SP),
|
|
|
|
REGLIST_INST ("loadm", 0x324, NO_RPTR),
|
|
REGLIST_INST ("loadma", 0x325, USER_REG),
|
|
|
|
REGLIST_INST ("storm", 0x344, NO_RPTR),
|
|
REGLIST_INST ("storma", 0x345, USER_REG),
|
|
|
|
/* Create a branch instruction. */
|
|
#define BR_INST(NAME, OPC1, OPC2, INS_TYPE) \
|
|
/* opc12 r disps17 */ \
|
|
{NAME, 2, OPC1, 20, INS_TYPE | RELAXABLE, {{regr,16}, {disps17,0}}}, \
|
|
/* opc12 r disps32 */ \
|
|
{NAME, 3, OPC2, 20, INS_TYPE | RELAXABLE, {{regr,16}, {disps32,0}}}
|
|
|
|
BR_INST ("bal", 0x307, 0x317, NO_TYPE_INS),
|
|
|
|
/* Decrement and Branch instructions. */
|
|
BR_INST ("dbnzb", 0x304, 0x314, DCR_BRANCH_INS),
|
|
BR_INST ("dbnzw", 0x305, 0x315, DCR_BRANCH_INS),
|
|
BR_INST ("dbnzd", 0x306, 0x316, DCR_BRANCH_INS),
|
|
|
|
/* Jump and link instructions. */
|
|
REG1_INST ("jal", 0xFF8),
|
|
REG2_INST ("jal", 0x37),
|
|
REG2_INST ("jalid", 0x33),
|
|
|
|
/* Create a CO-processor instruction. */
|
|
/* esc12 c4 ui16 */
|
|
{"cpi", 2, 0x301, 20, COP_REG_INS, {{ui4,16}, {ui16,0}}},
|
|
/* esc12 c4 ui16 ui16 */
|
|
{"cpi", 3, 0x311, 20, COP_REG_INS, {{ui4,16}, {ui16,0}, {ui16,16}}},
|
|
|
|
#define COP_INST(NAME, OPC, TYPE, REG1, REG2) \
|
|
/* opc12 c4 opc8 REG1 REG2 */ \
|
|
{NAME, 2, 0x301030+OPC, 8, TYPE | FMT_2, {{ui4,16}, {REG1,4}, {REG2,0}}}
|
|
/* A reverse form of the above macro. */
|
|
#define REV_COP_INST(NAME, OPC, TYPE, REG1, REG2) \
|
|
/* opc12 c4 opc8 REG2 REG1 */ \
|
|
{NAME, 2, 0x301030+OPC, 8, TYPE | FMT_2, {{ui4,16}, {REG1,0}, {REG2,4}}}
|
|
|
|
COP_INST ("mtcr", 0, COP_REG_INS, regr, copregr),
|
|
COP_INST ("mfcr", 1, COP_REG_INS, copregr, regr),
|
|
COP_INST ("mtcsr", 2, COPS_REG_INS, regr, copsregr),
|
|
COP_INST ("mfcsr", 3, COPS_REG_INS, copsregr, regr),
|
|
COP_INST ("ldcr", 4, COP_REG_INS, regr, copregr),
|
|
REV_COP_INST ("stcr", 5, COP_REG_INS, copregr, regr),
|
|
COP_INST ("ldcsr", 6, COPS_REG_INS, regr, copsregr),
|
|
REV_COP_INST ("stcsr", 7, COPS_REG_INS, copsregr, regr),
|
|
|
|
/* Create a memory-related CO-processor instruction. */
|
|
#define COPMEM_INST(NAME, OPC, TYPE) \
|
|
/* opc12 c4 opc12 r mask16 */ \
|
|
{NAME, 3, 0x3110300+OPC, 4, TYPE | REG_LIST | FMT_5, \
|
|
{{ui4,16}, {regr,0}, {ui16,16}}}
|
|
|
|
COPMEM_INST("loadmcr", 0, COP_REG_INS),
|
|
COPMEM_INST("stormcr", 1, COP_REG_INS),
|
|
COPMEM_INST("loadmcsr", 2, COPS_REG_INS),
|
|
COPMEM_INST("stormcsr", 3, COPS_REG_INS),
|
|
|
|
/* CO-processor extensions. */
|
|
/* opc12 c4 opc4 ui4 disps9 */
|
|
{"bcop", 2, 0x30107, 12, COP_BRANCH_INS | FMT_4 | RELAXABLE,
|
|
{{ui4,8}, {ui4,16}, {disps9,0}}},
|
|
/* opc12 c4 opc4 ui4 disps25 */
|
|
{"bcop", 3, 0x31107, 12, COP_BRANCH_INS | FMT_4 | RELAXABLE,
|
|
{{ui4,8}, {ui4,16}, {disps25,0}}},
|
|
/* opc12 c4 opc4 cpdo r r */
|
|
{"cpdop", 2, 0x3010B, 12, COP_REG_INS | FMT_4,
|
|
{{ui4,16}, {ui4,8}, {regr,4}, {regr,0}}},
|
|
/* opc12 c4 opc4 cpdo r r cpdo16 */
|
|
{"cpdop", 3, 0x3110B, 12, COP_REG_INS | FMT_4,
|
|
{{ui4,16}, {ui4,8}, {regr,4}, {regr,0}, {ui16,16}}},
|
|
/* esc16 r procreg */
|
|
{"mtpr", 2, 0x3009, 16, NO_TYPE_INS, {{regr8,8}, {regr8,0}}},
|
|
/* esc16 procreg r */
|
|
{"mfpr", 2, 0x300A, 16, NO_TYPE_INS, {{regr8,8}, {regr8,0}}},
|
|
|
|
/* Miscellaneous. */
|
|
/* opc12 ui4 */
|
|
{"excp", 1, 0xFFF, 20, NO_TYPE_INS, {{ui4,16}}},
|
|
/* opc28 ui4 */
|
|
{"cinv", 2, 0x3010000, 4, NO_TYPE_INS, {{ui4,0}}},
|
|
|
|
/* opc9 ui5 ui5 ui5 r r */
|
|
{"ram", 2, 0x7C, 23, NO_TYPE_INS,
|
|
{{ui5,18}, {ui5,13}, {ui5,8}, {regr,4}, {regr,0}}},
|
|
{"rim", 2, 0x7D, 23, NO_TYPE_INS,
|
|
{{ui5,18}, {ui5,13}, {ui5,8}, {regr,4}, {regr,0}}},
|
|
|
|
/* opc9 ui3 r */
|
|
{"rotb", 1, 0x1FB, 23, NO_TYPE_INS, {{ui3,20}, {regr,16}}},
|
|
/* opc8 ui4 r */
|
|
{"rotw", 1, 0xB9, 24, NO_TYPE_INS, {{ui4,20}, {regr,16}}},
|
|
/* opc23 ui5 r */
|
|
{"rotd", 2, 0x180478, 9, NO_TYPE_INS, {{ui5,4}, {regr,0}}},
|
|
|
|
{NULL, 0, 0, 0, 0, {{0, 0}}}
|
|
};
|
|
|
|
const int crx_num_opcodes = ARRAY_SIZE (crx_instruction);
|
|
|
|
/* Macro to build a reg_entry, which have an opcode image :
|
|
For example :
|
|
REG(u4, 0x84, CRX_U_REGTYPE)
|
|
is interpreted as :
|
|
{"u4", u4, 0x84, CRX_U_REGTYPE} */
|
|
#define REG(NAME, N, TYPE) {STRINGX(NAME), {NAME}, N, TYPE}
|
|
|
|
const reg_entry crx_regtab[] =
|
|
{
|
|
/* Build a general purpose register r<N>. */
|
|
#define REG_R(N) REG(CONCAT2(r,N), N, CRX_R_REGTYPE)
|
|
|
|
REG_R(0), REG_R(1), REG_R(2), REG_R(3),
|
|
REG_R(4), REG_R(5), REG_R(6), REG_R(7),
|
|
REG_R(8), REG_R(9), REG_R(10), REG_R(11),
|
|
REG_R(12), REG_R(13), REG_R(14), REG_R(15),
|
|
REG(ra, 0xe, CRX_R_REGTYPE),
|
|
REG(sp, 0xf, CRX_R_REGTYPE),
|
|
|
|
/* Build a user register u<N>. */
|
|
#define REG_U(N) REG(CONCAT2(u,N), 0x80 + N, CRX_U_REGTYPE)
|
|
|
|
REG_U(0), REG_U(1), REG_U(2), REG_U(3),
|
|
REG_U(4), REG_U(5), REG_U(6), REG_U(7),
|
|
REG_U(8), REG_U(9), REG_U(10), REG_U(11),
|
|
REG_U(12), REG_U(13), REG_U(14), REG_U(15),
|
|
REG(ura, 0x8e, CRX_U_REGTYPE),
|
|
REG(usp, 0x8f, CRX_U_REGTYPE),
|
|
|
|
/* Build a configuration register. */
|
|
#define REG_CFG(NAME, N) REG(NAME, N, CRX_CFG_REGTYPE)
|
|
|
|
REG_CFG(hi, 0x10),
|
|
REG_CFG(lo, 0x11),
|
|
REG_CFG(uhi, 0x90),
|
|
REG_CFG(ulo, 0x91),
|
|
REG_CFG(psr, 0x12),
|
|
REG_CFG(intbase, 0x13),
|
|
REG_CFG(isp, 0x14),
|
|
REG_CFG(cfg, 0x15),
|
|
REG_CFG(cpcfg, 0x16),
|
|
REG_CFG(cen, 0x17)
|
|
};
|
|
|
|
const int crx_num_regs = ARRAY_SIZE (crx_regtab);
|
|
|
|
const reg_entry crx_copregtab[] =
|
|
{
|
|
/* Build a Coprocessor register c<N>. */
|
|
#define REG_C(N) REG(CONCAT2(c,N), N, CRX_C_REGTYPE)
|
|
|
|
REG_C(0), REG_C(1), REG_C(2), REG_C(3),
|
|
REG_C(4), REG_C(5), REG_C(6), REG_C(7),
|
|
REG_C(8), REG_C(9), REG_C(10), REG_C(11),
|
|
REG_C(12), REG_C(13), REG_C(14), REG_C(15),
|
|
|
|
/* Build a Coprocessor Special register cs<N>. */
|
|
#define REG_CS(N) REG(CONCAT2(cs,N), N, CRX_CS_REGTYPE)
|
|
|
|
REG_CS(0), REG_CS(1), REG_CS(2), REG_CS(3),
|
|
REG_CS(4), REG_CS(5), REG_CS(6), REG_CS(7),
|
|
REG_CS(8), REG_CS(9), REG_CS(10), REG_CS(11),
|
|
REG_CS(12), REG_CS(13), REG_CS(14), REG_CS(15)
|
|
};
|
|
|
|
const int crx_num_copregs = ARRAY_SIZE (crx_copregtab);
|
|
|
|
/* CRX operands table. */
|
|
const operand_entry crx_optab[] =
|
|
{
|
|
/* Index 0 is dummy, so we can count the instruction's operands. */
|
|
{0, nullargs, 0}, /* dummy */
|
|
{4, arg_ic, OP_CST4}, /* cst4 */
|
|
{16, arg_ic, OP_SIGNED}, /* i16 */
|
|
{32, arg_ic, OP_SIGNED}, /* i32 */
|
|
{3, arg_ic, OP_UNSIGNED}, /* ui3 */
|
|
{4, arg_ic, OP_UNSIGNED}, /* ui4 */
|
|
{5, arg_ic, OP_UNSIGNED}, /* ui5 */
|
|
{16, arg_ic, OP_UNSIGNED}, /* ui16 */
|
|
{8, arg_c, OP_EVEN|OP_SHIFT|OP_SIGNED}, /* disps9 */
|
|
{16, arg_c, OP_EVEN|OP_SHIFT|OP_SIGNED}, /* disps17 */
|
|
{24, arg_c, OP_EVEN|OP_SHIFT|OP_SIGNED}, /* disps25 */
|
|
{32, arg_c, OP_EVEN|OP_SHIFT|OP_SIGNED}, /* disps32 */
|
|
{4, arg_c, OP_EVEN|OP_SHIFT_DEC|OP_UNSIGNED}, /* dispu5 */
|
|
{8, arg_c, OP_EVEN|OP_SHIFT|OP_SIGNED|OP_ESC}, /* dispe9 */
|
|
{16, arg_c, OP_UNSIGNED|OP_UPPER_64KB}, /* abs16 */
|
|
{32, arg_c, OP_UNSIGNED}, /* abs32 */
|
|
{4, arg_rbase, 0}, /* rbase */
|
|
{4, arg_cr, OP_DISPU4}, /* rbase_dispu4 */
|
|
{12, arg_cr, OP_SIGNED}, /* rbase_disps12 */
|
|
{16, arg_cr, OP_SIGNED}, /* rbase_disps16 */
|
|
{28, arg_cr, OP_SIGNED}, /* rbase_disps28 */
|
|
{32, arg_cr, OP_SIGNED}, /* rbase_disps32 */
|
|
{6, arg_idxr, OP_SIGNED}, /* rindex_disps6 */
|
|
{22, arg_idxr, OP_SIGNED}, /* rindex_disps22 */
|
|
{4, arg_r, 0}, /* regr */
|
|
{8, arg_r, 0}, /* regr8 */
|
|
{4, arg_copr, 0}, /* copregr */
|
|
{4, arg_copsr, 0} /* copsregr */
|
|
};
|
|
|
|
/* CRX traps/interrupts. */
|
|
const trap_entry crx_traps[] =
|
|
{
|
|
{"nmi", 1}, {"svc", 5}, {"dvz", 6}, {"flg", 7},
|
|
{"bpt", 8}, {"und", 10}, {"prv", 11}, {"iberr", 12}
|
|
};
|
|
|
|
const int crx_num_traps = ARRAY_SIZE (crx_traps);
|
|
|
|
/* cst4 operand mapping:
|
|
The value in entry <N> is mapped to the value <N>
|
|
Value Binary mapping
|
|
cst4_map[N] -->> N
|
|
|
|
Example (for N=5):
|
|
|
|
cst4_map[5]=-4 -->> 5 */
|
|
const long cst4_map[] =
|
|
{
|
|
0, 1, 2, 3, 4, -4, -1, 7, 8, 16, 32, 20, 12, 48
|
|
};
|
|
|
|
const int cst4_maps = ARRAY_SIZE (cst4_map);
|
|
|
|
/* CRX instructions that don't have arguments. */
|
|
const char* no_op_insn[] =
|
|
{
|
|
"di", "ei", "eiwait", "nop", "retx", "wait", NULL
|
|
};
|