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853 lines
22 KiB
C
853 lines
22 KiB
C
/* DO NOT EDIT! -*- buffer-read-only: t -*- vi:set ro: */
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/* Instruction opcode table for lm32.
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THIS FILE IS MACHINE GENERATED WITH CGEN.
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Copyright (C) 1996-2021 Free Software Foundation, Inc.
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This file is part of the GNU Binutils and/or GDB, the GNU debugger.
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This file is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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It is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "sysdep.h"
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#include "ansidecl.h"
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#include "bfd.h"
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#include "symcat.h"
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#include "lm32-desc.h"
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#include "lm32-opc.h"
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#include "libiberty.h"
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/* The hash functions are recorded here to help keep assembler code out of
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the disassembler and vice versa. */
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static int asm_hash_insn_p (const CGEN_INSN *);
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static unsigned int asm_hash_insn (const char *);
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static int dis_hash_insn_p (const CGEN_INSN *);
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static unsigned int dis_hash_insn (const char *, CGEN_INSN_INT);
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/* Instruction formats. */
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#define F(f) & lm32_cgen_ifld_table[LM32_##f]
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static const CGEN_IFMT ifmt_empty ATTRIBUTE_UNUSED = {
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0, 0, 0x0, { { 0 } }
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};
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static const CGEN_IFMT ifmt_add ATTRIBUTE_UNUSED = {
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32, 32, 0xfc0007ff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_addi ATTRIBUTE_UNUSED = {
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32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_andi ATTRIBUTE_UNUSED = {
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32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_andhii ATTRIBUTE_UNUSED = {
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32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_b ATTRIBUTE_UNUSED = {
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32, 32, 0xfc1fffff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_bi ATTRIBUTE_UNUSED = {
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32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_CALL) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_be ATTRIBUTE_UNUSED = {
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32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_BRANCH) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_ori ATTRIBUTE_UNUSED = {
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32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_rcsr ATTRIBUTE_UNUSED = {
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32, 32, 0xfc1f07ff, { { F (F_OPCODE) }, { F (F_CSR) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_sextb ATTRIBUTE_UNUSED = {
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32, 32, 0xfc1f07ff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_user ATTRIBUTE_UNUSED = {
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32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_USER) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_wcsr ATTRIBUTE_UNUSED = {
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32, 32, 0xfc00ffff, { { F (F_OPCODE) }, { F (F_CSR) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_break ATTRIBUTE_UNUSED = {
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32, 32, 0xffffffff, { { F (F_OPCODE) }, { F (F_EXCEPTION) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_bret ATTRIBUTE_UNUSED = {
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32, 32, 0xffffffff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_R2) }, { F (F_RESV0) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_mvi ATTRIBUTE_UNUSED = {
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32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_mvui ATTRIBUTE_UNUSED = {
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32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_mvhi ATTRIBUTE_UNUSED = {
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32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_UIMM) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_mva ATTRIBUTE_UNUSED = {
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32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_nop ATTRIBUTE_UNUSED = {
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32, 32, 0xffffffff, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_lwgotrel ATTRIBUTE_UNUSED = {
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32, 32, 0xffe00000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_orhigotoffi ATTRIBUTE_UNUSED = {
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32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
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};
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static const CGEN_IFMT ifmt_addgotoff ATTRIBUTE_UNUSED = {
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32, 32, 0xfc000000, { { F (F_OPCODE) }, { F (F_R0) }, { F (F_R1) }, { F (F_IMM) }, { 0 } }
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};
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#undef F
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#define A(a) (1 << CGEN_INSN_##a)
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#define OPERAND(op) LM32_OPERAND_##op
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#define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
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#define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
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/* The instruction table. */
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static const CGEN_OPCODE lm32_cgen_insn_opcode_table[MAX_INSNS] =
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{
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/* Special null first entry.
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A `num' value of zero is thus invalid.
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Also, the special `invalid' insn resides here. */
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{ { 0, 0, 0, 0 }, {{0}}, 0, {0}},
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/* add $r2,$r0,$r1 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
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& ifmt_add, { 0xb4000000 }
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},
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/* addi $r1,$r0,$imm */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
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& ifmt_addi, { 0x34000000 }
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},
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/* and $r2,$r0,$r1 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
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& ifmt_add, { 0xa0000000 }
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},
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/* andi $r1,$r0,$uimm */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
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& ifmt_andi, { 0x20000000 }
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},
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/* andhi $r1,$r0,$hi16 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (HI16), 0 } },
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& ifmt_andhii, { 0x60000000 }
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},
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/* b $r0 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R0), 0 } },
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& ifmt_b, { 0xc0000000 }
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},
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/* bi $call */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (CALL), 0 } },
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& ifmt_bi, { 0xe0000000 }
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},
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/* be $r0,$r1,$branch */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
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& ifmt_be, { 0x44000000 }
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},
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/* bg $r0,$r1,$branch */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
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& ifmt_be, { 0x48000000 }
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},
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/* bge $r0,$r1,$branch */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
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& ifmt_be, { 0x4c000000 }
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},
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/* bgeu $r0,$r1,$branch */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
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& ifmt_be, { 0x50000000 }
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},
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/* bgu $r0,$r1,$branch */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
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& ifmt_be, { 0x54000000 }
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},
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/* bne $r0,$r1,$branch */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R0), ',', OP (R1), ',', OP (BRANCH), 0 } },
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& ifmt_be, { 0x5c000000 }
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},
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/* call $r0 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R0), 0 } },
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& ifmt_b, { 0xd8000000 }
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},
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/* calli $call */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (CALL), 0 } },
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& ifmt_bi, { 0xf8000000 }
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},
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/* cmpe $r2,$r0,$r1 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
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& ifmt_add, { 0xe4000000 }
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},
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/* cmpei $r1,$r0,$imm */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
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& ifmt_addi, { 0x64000000 }
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},
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/* cmpg $r2,$r0,$r1 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
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& ifmt_add, { 0xe8000000 }
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},
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/* cmpgi $r1,$r0,$imm */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
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& ifmt_addi, { 0x68000000 }
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},
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/* cmpge $r2,$r0,$r1 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
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& ifmt_add, { 0xec000000 }
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},
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/* cmpgei $r1,$r0,$imm */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
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& ifmt_addi, { 0x6c000000 }
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},
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/* cmpgeu $r2,$r0,$r1 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
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& ifmt_add, { 0xf0000000 }
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},
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/* cmpgeui $r1,$r0,$uimm */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
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& ifmt_andi, { 0x70000000 }
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},
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/* cmpgu $r2,$r0,$r1 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
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& ifmt_add, { 0xf4000000 }
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},
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/* cmpgui $r1,$r0,$uimm */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
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& ifmt_andi, { 0x74000000 }
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},
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/* cmpne $r2,$r0,$r1 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
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& ifmt_add, { 0xfc000000 }
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},
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/* cmpnei $r1,$r0,$imm */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
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& ifmt_addi, { 0x7c000000 }
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},
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/* divu $r2,$r0,$r1 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
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& ifmt_add, { 0x8c000000 }
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},
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/* lb $r1,($r0+$imm) */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
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& ifmt_addi, { 0x10000000 }
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},
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/* lbu $r1,($r0+$imm) */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
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& ifmt_addi, { 0x40000000 }
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},
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/* lh $r1,($r0+$imm) */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
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& ifmt_addi, { 0x1c000000 }
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},
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/* lhu $r1,($r0+$imm) */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
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& ifmt_addi, { 0x2c000000 }
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},
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/* lw $r1,($r0+$imm) */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', '(', OP (R0), '+', OP (IMM), ')', 0 } },
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& ifmt_addi, { 0x28000000 }
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},
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/* modu $r2,$r0,$r1 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
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& ifmt_add, { 0xc4000000 }
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},
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/* mul $r2,$r0,$r1 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
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& ifmt_add, { 0x88000000 }
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},
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/* muli $r1,$r0,$imm */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (IMM), 0 } },
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& ifmt_addi, { 0x8000000 }
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},
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/* nor $r2,$r0,$r1 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
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& ifmt_add, { 0x84000000 }
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},
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/* nori $r1,$r0,$uimm */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (UIMM), 0 } },
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& ifmt_andi, { 0x4000000 }
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},
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/* or $r2,$r0,$r1 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R2), ',', OP (R0), ',', OP (R1), 0 } },
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& ifmt_add, { 0xb8000000 }
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},
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/* ori $r1,$r0,$lo16 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (LO16), 0 } },
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& ifmt_ori, { 0x38000000 }
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},
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/* orhi $r1,$r0,$hi16 */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R1), ',', OP (R0), ',', OP (HI16), 0 } },
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& ifmt_andhii, { 0x78000000 }
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},
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/* rcsr $r2,$csr */
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{
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{ 0, 0, 0, 0 },
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{ { MNEM, ' ', OP (R2), ',', OP (CSR), 0 } },
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& ifmt_rcsr, { 0x90000000 }
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},
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/* sb ($r0+$imm),$r1 */
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{
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{ 0, 0, 0, 0 },
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|
{ { 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. */
|
|
|
|
#define F(f) & lm32_cgen_ifld_table[LM32_##f]
|
|
#undef F
|
|
|
|
/* Each non-simple macro entry points to an array of expansion possibilities. */
|
|
|
|
#define A(a) (1 << CGEN_INSN_##a)
|
|
#define OPERAND(op) LM32_OPERAND_##op
|
|
#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 (const CGEN_INSN *insn ATTRIBUTE_UNUSED)
|
|
{
|
|
return CGEN_ASM_HASH_P (insn);
|
|
}
|
|
|
|
static int
|
|
dis_hash_insn_p (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 (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 (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));
|
|
|
|
/* This test has been added to avoid a warning generated
|
|
if memset is called with a third argument of value zero. */
|
|
if (num_macros >= 1)
|
|
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;
|
|
}
|