darlinghq/darling-gdb
1
0
Fork 0
mirror of https://github.com/darlinghq/darling-gdb.git synced 2024-11-24 12:39:59 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity
236f1d4def
darling-gdb/opcodes/openrisc-opc.c
Alan Modra 87337981d9 Regenerate.
2009-07-10 14:20:41 +00:00

707 lines
19 KiB
C
Raw Blame History

/* Instruction opcode table for openrisc.
THIS FILE IS MACHINE GENERATED WITH CGEN.
Copyright 1996-2009 Free Software Foundation, Inc.
This file is part of the GNU Binutils and/or GDB, the GNU debugger.
This file is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
It is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "sysdep.h"
#include "ansidecl.h"
#include "bfd.h"
#include "symcat.h"
#include "openrisc-desc.h"
#include "openrisc-opc.h"
#include "libiberty.h"
/* -- opc.c */
/* -- */
/* The hash functions are recorded here to help keep assembler code out of
the disassembler and vice versa. */
static int asm_hash_insn_p (const CGEN_INSN *);
static unsigned int asm_hash_insn (const char *);
static int dis_hash_insn_p (const CGEN_INSN *);
static unsigned int dis_hash_insn (const char *, CGEN_INSN_INT);
/* Instruction formats. */
#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
#define F(f) & openrisc_cgen_ifld_table[OPENRISC_##f]
#else
#define F(f) & openrisc_cgen_ifld_table[OPENRISC_/**/f]
#endif
static const CGEN_IFMT ifmt_empty ATTRIBUTE_UNUSED = {
0, 0, 0x0, { { 0 } }
};
static const CGEN_IFMT ifmt_l_j ATTRIBUTE_UNUSED = {
32, 32, 0xfc000000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_ABS26) }, { 0 } }
};
static const CGEN_IFMT ifmt_l_jr ATTRIBUTE_UNUSED = {
32, 32, 0xffe00000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_OP3) }, { F (F_OP4) }, { F (F_R2) }, { F (F_UIMM16) }, { 0 } }
};
static const CGEN_IFMT ifmt_l_bal ATTRIBUTE_UNUSED = {
32, 32, 0xfc000000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_DISP26) }, { 0 } }
};
static const CGEN_IFMT ifmt_l_movhi ATTRIBUTE_UNUSED = {
32, 32, 0xfc000000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R2) }, { F (F_SIMM16) }, { 0 } }
};
static const CGEN_IFMT ifmt_l_mfsr ATTRIBUTE_UNUSED = {
32, 32, 0xfc000000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R2) }, { F (F_UIMM16) }, { 0 } }
};
static const CGEN_IFMT ifmt_l_mtsr ATTRIBUTE_UNUSED = {
32, 32, 0xfc0007ff, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R2) }, { F (F_R3) }, { F (F_I16_1) }, { 0 } }
};
static const CGEN_IFMT ifmt_l_lw ATTRIBUTE_UNUSED = {
32, 32, 0xfc000000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R2) }, { F (F_SIMM16) }, { 0 } }
};
static const CGEN_IFMT ifmt_l_sw ATTRIBUTE_UNUSED = {
32, 32, 0xfc000000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R3) }, { F (F_I16NC) }, { 0 } }
};
static const CGEN_IFMT ifmt_l_sll ATTRIBUTE_UNUSED = {
32, 32, 0xfc0007ff, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R2) }, { F (F_R3) }, { F (F_F_10_3) }, { F (F_OP6) }, { F (F_F_4_1) }, { F (F_OP7) }, { 0 } }
};
static const CGEN_IFMT ifmt_l_slli ATTRIBUTE_UNUSED = {
32, 32, 0xfc00ffe0, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R2) }, { F (F_F_15_8) }, { F (F_OP6) }, { F (F_UIMM5) }, { 0 } }
};
static const CGEN_IFMT ifmt_l_add ATTRIBUTE_UNUSED = {
32, 32, 0xfc0007ff, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R2) }, { F (F_R3) }, { F (F_F_10_7) }, { F (F_OP7) }, { 0 } }
};
static const CGEN_IFMT ifmt_l_addi ATTRIBUTE_UNUSED = {
32, 32, 0xfc000000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R2) }, { F (F_LO16) }, { 0 } }
};
static const CGEN_IFMT ifmt_l_sfgts ATTRIBUTE_UNUSED = {
32, 32, 0xffe007ff, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_OP5) }, { F (F_R2) }, { F (F_R3) }, { F (F_F_10_11) }, { 0 } }
};
static const CGEN_IFMT ifmt_l_sfgtsi ATTRIBUTE_UNUSED = {
32, 32, 0xffe00000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_OP5) }, { F (F_R2) }, { F (F_SIMM16) }, { 0 } }
};
static const CGEN_IFMT ifmt_l_sfgtui ATTRIBUTE_UNUSED = {
32, 32, 0xffe00000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_OP5) }, { F (F_R2) }, { F (F_UIMM16) }, { 0 } }
};
#undef F
#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
#define A(a) (1 << CGEN_INSN_##a)
#else
#define A(a) (1 << CGEN_INSN_/**/a)
#endif
#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
#define OPERAND(op) OPENRISC_OPERAND_##op
#else
#define OPERAND(op) OPENRISC_OPERAND_/**/op
#endif
#define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
#define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
/* The instruction table. */
static const CGEN_OPCODE openrisc_cgen_insn_opcode_table[MAX_INSNS] =
{
/* Special null first entry.
A `num' value of zero is thus invalid.
Also, the special `invalid' insn resides here. */
{ { 0, 0, 0, 0 }, {{0}}, 0, {0}},
/* l.j ${abs-26} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (ABS_26), 0 } },
& ifmt_l_j, { 0x0 }
},
/* l.jal ${abs-26} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (ABS_26), 0 } },
& ifmt_l_j, { 0x4000000 }
},
/* l.jr $rA */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), 0 } },
& ifmt_l_jr, { 0x14000000 }
},
/* l.jalr $rA */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), 0 } },
& ifmt_l_jr, { 0x14200000 }
},
/* l.bal ${disp-26} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (DISP_26), 0 } },
& ifmt_l_bal, { 0x8000000 }
},
/* l.bnf ${disp-26} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (DISP_26), 0 } },
& ifmt_l_bal, { 0xc000000 }
},
/* l.bf ${disp-26} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (DISP_26), 0 } },
& ifmt_l_bal, { 0x10000000 }
},
/* l.brk ${uimm-16} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (UIMM_16), 0 } },
& ifmt_l_jr, { 0x17000000 }
},
/* l.rfe $rA */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), 0 } },
& ifmt_l_jr, { 0x14400000 }
},
/* l.sys ${uimm-16} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (UIMM_16), 0 } },
& ifmt_l_jr, { 0x16000000 }
},
/* l.nop */
{
{ 0, 0, 0, 0 },
{ { MNEM, 0 } },
& ifmt_l_jr, { 0x15000000 }
},
/* l.movhi $rD,$hi16 */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (HI16), 0 } },
& ifmt_l_movhi, { 0x18000000 }
},
/* l.mfsr $rD,$rA */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), 0 } },
& ifmt_l_mfsr, { 0x1c000000 }
},
/* l.mtsr $rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_mtsr, { 0x40000000 }
},
/* l.lw $rD,${simm-16}($rA) */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (SIMM_16), '(', OP (RA), ')', 0 } },
& ifmt_l_lw, { 0x80000000 }
},
/* l.lbz $rD,${simm-16}($rA) */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (SIMM_16), '(', OP (RA), ')', 0 } },
& ifmt_l_lw, { 0x84000000 }
},
/* l.lbs $rD,${simm-16}($rA) */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (SIMM_16), '(', OP (RA), ')', 0 } },
& ifmt_l_lw, { 0x88000000 }
},
/* l.lhz $rD,${simm-16}($rA) */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (SIMM_16), '(', OP (RA), ')', 0 } },
& ifmt_l_lw, { 0x8c000000 }
},
/* l.lhs $rD,${simm-16}($rA) */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (SIMM_16), '(', OP (RA), ')', 0 } },
& ifmt_l_lw, { 0x90000000 }
},
/* l.sw ${ui16nc}($rA),$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (UI16NC), '(', OP (RA), ')', ',', OP (RB), 0 } },
& ifmt_l_sw, { 0xd4000000 }
},
/* l.sb ${ui16nc}($rA),$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (UI16NC), '(', OP (RA), ')', ',', OP (RB), 0 } },
& ifmt_l_sw, { 0xd8000000 }
},
/* l.sh ${ui16nc}($rA),$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (UI16NC), '(', OP (RA), ')', ',', OP (RB), 0 } },
& ifmt_l_sw, { 0xdc000000 }
},
/* l.sll $rD,$rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_sll, { 0xe0000008 }
},
/* l.slli $rD,$rA,${uimm-5} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (UIMM_5), 0 } },
& ifmt_l_slli, { 0xb4000000 }
},
/* l.srl $rD,$rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_sll, { 0xe0000028 }
},
/* l.srli $rD,$rA,${uimm-5} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (UIMM_5), 0 } },
& ifmt_l_slli, { 0xb4000020 }
},
/* l.sra $rD,$rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_sll, { 0xe0000048 }
},
/* l.srai $rD,$rA,${uimm-5} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (UIMM_5), 0 } },
& ifmt_l_slli, { 0xb4000040 }
},
/* l.ror $rD,$rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_sll, { 0xe0000088 }
},
/* l.rori $rD,$rA,${uimm-5} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (UIMM_5), 0 } },
& ifmt_l_slli, { 0xb4000080 }
},
/* l.add $rD,$rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_add, { 0xe0000000 }
},
/* l.addi $rD,$rA,$lo16 */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (LO16), 0 } },
& ifmt_l_addi, { 0x94000000 }
},
/* l.sub $rD,$rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_add, { 0xe0000002 }
},
/* l.subi $rD,$rA,$lo16 */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (LO16), 0 } },
& ifmt_l_addi, { 0x9c000000 }
},
/* l.and $rD,$rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_add, { 0xe0000003 }
},
/* l.andi $rD,$rA,$lo16 */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (LO16), 0 } },
& ifmt_l_addi, { 0xa0000000 }
},
/* l.or $rD,$rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_add, { 0xe0000004 }
},
/* l.ori $rD,$rA,$lo16 */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (LO16), 0 } },
& ifmt_l_addi, { 0xa4000000 }
},
/* l.xor $rD,$rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_add, { 0xe0000005 }
},
/* l.xori $rD,$rA,$lo16 */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (LO16), 0 } },
& ifmt_l_addi, { 0xa8000000 }
},
/* l.mul $rD,$rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_add, { 0xe0000006 }
},
/* l.muli $rD,$rA,$lo16 */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (LO16), 0 } },
& ifmt_l_addi, { 0xac000000 }
},
/* l.div $rD,$rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_add, { 0xe0000009 }
},
/* l.divu $rD,$rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_add, { 0xe000000a }
},
/* l.sfgts $rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_sfgts, { 0xe4c00000 }
},
/* l.sfgtu $rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_sfgts, { 0xe4400000 }
},
/* l.sfges $rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_sfgts, { 0xe4e00000 }
},
/* l.sfgeu $rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_sfgts, { 0xe4600000 }
},
/* l.sflts $rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_sfgts, { 0xe5000000 }
},
/* l.sfltu $rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_sfgts, { 0xe4800000 }
},
/* l.sfles $rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_sfgts, { 0xe5200000 }
},
/* l.sfleu $rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_sfgts, { 0xe4a00000 }
},
/* l.sfgtsi $rA,${simm-16} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (SIMM_16), 0 } },
& ifmt_l_sfgtsi, { 0xb8c00000 }
},
/* l.sfgtui $rA,${uimm-16} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (UIMM_16), 0 } },
& ifmt_l_sfgtui, { 0xb8400000 }
},
/* l.sfgesi $rA,${simm-16} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (SIMM_16), 0 } },
& ifmt_l_sfgtsi, { 0xb8e00000 }
},
/* l.sfgeui $rA,${uimm-16} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (UIMM_16), 0 } },
& ifmt_l_sfgtui, { 0xb8600000 }
},
/* l.sfltsi $rA,${simm-16} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (SIMM_16), 0 } },
& ifmt_l_sfgtsi, { 0xb9000000 }
},
/* l.sfltui $rA,${uimm-16} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (UIMM_16), 0 } },
& ifmt_l_sfgtui, { 0xb8800000 }
},
/* l.sflesi $rA,${simm-16} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (SIMM_16), 0 } },
& ifmt_l_sfgtsi, { 0xb9200000 }
},
/* l.sfleui $rA,${uimm-16} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (UIMM_16), 0 } },
& ifmt_l_sfgtui, { 0xb8a00000 }
},
/* l.sfeq $rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_sfgts, { 0xe4000000 }
},
/* l.sfeqi $rA,${simm-16} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (SIMM_16), 0 } },
& ifmt_l_sfgtsi, { 0xb8000000 }
},
/* l.sfne $rA,$rB */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
& ifmt_l_sfgts, { 0xe4200000 }
},
/* l.sfnei $rA,${simm-16} */
{
{ 0, 0, 0, 0 },
{ { MNEM, ' ', OP (RA), ',', OP (SIMM_16), 0 } },
& ifmt_l_sfgtsi, { 0xb8200000 }
},
};
#undef A
#undef OPERAND
#undef MNEM
#undef OP
/* Formats for ALIAS macro-insns. */
#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
#define F(f) & openrisc_cgen_ifld_table[OPENRISC_##f]
#else
#define F(f) & openrisc_cgen_ifld_table[OPENRISC_/**/f]
#endif
static const CGEN_IFMT ifmt_l_ret ATTRIBUTE_UNUSED = {
32, 32, 0xffffffff, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_OP3) }, { F (F_OP4) }, { F (F_R2) }, { F (F_UIMM16) }, { 0 } }
};
#undef F
/* Each non-simple macro entry points to an array of expansion possibilities. */
#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
#define A(a) (1 << CGEN_INSN_##a)
#else
#define A(a) (1 << CGEN_INSN_/**/a)
#endif
#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
#define OPERAND(op) OPENRISC_OPERAND_##op
#else
#define OPERAND(op) OPENRISC_OPERAND_/**/op
#endif
#define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
#define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
/* The macro instruction table. */
static const CGEN_IBASE openrisc_cgen_macro_insn_table[] =
{
/* l.ret */
{
-1, "l-ret", "l.ret", 32,
{ 0|A(ALIAS), { { { (1<<MACH_BASE), 0 } } } }
},
};
/* The macro instruction opcode table. */
static const CGEN_OPCODE openrisc_cgen_macro_insn_opcode_table[] =
{
/* l.ret */
{
{ 0, 0, 0, 0 },
{ { MNEM, 0 } },
& ifmt_l_ret, { 0x140b0000 }
},
};
#undef A
#undef OPERAND
#undef MNEM
#undef OP
#ifndef CGEN_ASM_HASH_P
#define CGEN_ASM_HASH_P(insn) 1
#endif
#ifndef CGEN_DIS_HASH_P
#define CGEN_DIS_HASH_P(insn) 1
#endif
/* Return non-zero if INSN is to be added to the hash table.
Targets are free to override CGEN_{ASM,DIS}_HASH_P in the .opc file. */
static int
asm_hash_insn_p (insn)
const CGEN_INSN *insn ATTRIBUTE_UNUSED;
{
return CGEN_ASM_HASH_P (insn);
}
static int
dis_hash_insn_p (insn)
const CGEN_INSN *insn;
{
/* If building the hash table and the NO-DIS attribute is present,
ignore. */
if (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_NO_DIS))
return 0;
return CGEN_DIS_HASH_P (insn);
}
#ifndef CGEN_ASM_HASH
#define CGEN_ASM_HASH_SIZE 127
#ifdef CGEN_MNEMONIC_OPERANDS
#define CGEN_ASM_HASH(mnem) (*(unsigned char *) (mnem) % CGEN_ASM_HASH_SIZE)
#else
#define CGEN_ASM_HASH(mnem) (*(unsigned char *) (mnem) % CGEN_ASM_HASH_SIZE) /*FIXME*/
#endif
#endif
/* It doesn't make much sense to provide a default here,
but while this is under development we do.
BUFFER is a pointer to the bytes of the insn, target order.
VALUE is the first base_insn_bitsize bits as an int in host order. */
#ifndef CGEN_DIS_HASH
#define CGEN_DIS_HASH_SIZE 256
#define CGEN_DIS_HASH(buf, value) (*(unsigned char *) (buf))
#endif
/* The result is the hash value of the insn.
Targets are free to override CGEN_{ASM,DIS}_HASH in the .opc file. */
static unsigned int
asm_hash_insn (mnem)
const char * mnem;
{
return CGEN_ASM_HASH (mnem);
}
/* BUF is a pointer to the bytes of the insn, target order.
VALUE is the first base_insn_bitsize bits as an int in host order. */
static unsigned int
dis_hash_insn (buf, value)
const char * buf ATTRIBUTE_UNUSED;
CGEN_INSN_INT value ATTRIBUTE_UNUSED;
{
return CGEN_DIS_HASH (buf, value);
}
/* Set the recorded length of the insn in the CGEN_FIELDS struct. */
static void
set_fields_bitsize (CGEN_FIELDS *fields, int size)
{
CGEN_FIELDS_BITSIZE (fields) = size;
}
/* Function to call before using the operand instance table.
This plugs the opcode entries and macro instructions into the cpu table. */
void
openrisc_cgen_init_opcode_table (CGEN_CPU_DESC cd)
{
int i;
int num_macros = (sizeof (openrisc_cgen_macro_insn_table) /
sizeof (openrisc_cgen_macro_insn_table[0]));
const CGEN_IBASE *ib = & openrisc_cgen_macro_insn_table[0];
const CGEN_OPCODE *oc = & openrisc_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];
openrisc_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 = & openrisc_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];
openrisc_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;
}
Reference in New Issue View Git Blame Copy Permalink