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move src/instr.h to include/instr.h because it will be needed by assembler for code generation.

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Henrik Hautakoski 2018-11-01 14:57:10 +01:00
parent 817642b7e4
commit cf752ab682
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5 changed files with 32 additions and 7 deletions
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69
include/instr.h Normal file
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/* instr.h
*
* Copyright (C) 2012,2014 Henrik Hautakoski <henrik.hautakoski@gmail.com>
*
* This program 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 2 of the License, or
* (at your option) any later version.
*
* This program 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.
*/
#ifndef INSTR_H
#define INSTR_H
#include <stdint.h>
/* Opcodes */
#define OP_NOOP 0
#define OP_ADD 1
#define OP_MOVL 2
#define OP_MOVH 3
#define OP_LW 4
#define OP_SW 5
#define OP_BEQ 6
#define OP_JMP 7
#define OP_JR 8
#define OP_INT 15
/* Register type */
struct instr_R {
uint8_t rs;
uint8_t r0;
uint8_t r1;
};
struct instr_RI {
uint8_t rs;
uint8_t r0;
int8_t offset;
};
struct instr_I {
uint8_t rs;
int8_t imm;
};
struct instr_J {
uint16_t addr;
};
struct instr {
uint8_t opcode;
union {
struct instr_R r;
struct instr_RI ri;
struct instr_I i;
struct instr_J j;
};
};
#endif /* INSTR_H */