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[/] [openrisc/] [tags/] [gnu-src/] [gdb-7.2/] [gdb-7.2-or32-1.0rc3/] [opcodes/] [openrisc-opc.c] - Rev 513
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/* Instruction opcode table for openrisc. THIS FILE IS MACHINE GENERATED WITH CGEN. Copyright 1996-2010 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. */ #define F(f) & openrisc_cgen_ifld_table[OPENRISC_##f] 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 #define A(a) (1 << CGEN_INSN_##a) #define OPERAND(op) OPENRISC_OPERAND_##op #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. */ #define F(f) & openrisc_cgen_ifld_table[OPENRISC_##f] 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. */ #define A(a) (1 << CGEN_INSN_##a) #define OPERAND(op) OPENRISC_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 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; }