| /* | |
| * (C) Copyright 2004, Psyent Corporation <www.psyent.com> | |
| * Scott McNutt <smcnutt@psyent.com> | |
| * | |
| * See file CREDITS for list of people who contributed to this | |
| * project. | |
| * | |
| * 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., 59 Temple Place, Suite 330, Boston, | |
| * MA 02111-1307 USA | |
| */ | |
| #ifndef __ASM_NIOS2_OPCODES_H_ | |
| #define __ASM_NIOS2_OPCODES_H_ | |
| #define OPCODE_OP(inst) ((inst) & 0x3f) | |
| #define OPCODE_OPX(inst) (((inst)>>11) & 0x3f) | |
| #define OPCODE_RA(inst) (((inst)>>27) & 01f) | |
| #define OPCODE_RB(inst) (((inst)>>22) & 01f) | |
| #define OPCODE_RC(inst) (((inst)>>17) & 01f) | |
| /* I-TYPE (immediate) and J-TYPE (jump) opcodes | |
| */ | |
| #define OPCODE_CALL 0x00 | |
| #define OPCODE_LDBU 0x03 | |
| #define OPCODE_ADDI 0x04 | |
| #define OPCODE_STB 0x05 | |
| #define OPCODE_BR 0x06 | |
| #define OPCODE_LDB 0x07 | |
| #define OPCODE_CMPGEI 0x08 | |
| #define OPCODE_LDHU 0x0B | |
| #define OPCODE_ANDI 0x0C | |
| #define OPCODE_STH 0x0D | |
| #define OPCODE_BGE 0x0E | |
| #define OPCODE_LDH 0x0F | |
| #define OPCODE_CMPLTI 0x10 | |
| #define OPCODE_XORI 0x1C | |
| #define OPCODE_ORI 0x14 | |
| #define OPCODE_STW 0x15 | |
| #define OPCODE_BLT 0x16 | |
| #define OPCODE_LDW 0x17 | |
| #define OPCODE_CMPNEI 0x18 | |
| #define OPCODE_BNE 0x1E | |
| #define OPCODE_CMPEQI 0x20 | |
| #define OPCODE_LDBUIO 0x23 | |
| #define OPCODE_MULI 0x24 | |
| #define OPCODE_STBIO 0x25 | |
| #define OPCODE_BEQ 0x26 | |
| #define OPCODE_LDBIO 0x27 | |
| #define OPCODE_CMPGEUI 0x28 | |
| #define OPCODE_ANDHI 0x2C | |
| #define OPCODE_STHIO 0x2D | |
| #define OPCODE_BGEU 0x2E | |
| #define OPCODE_LDHIO 0x2F | |
| #define OPCODE_CMPLTUI 0x30 | |
| #define OPCODE_CUSTOM 0x32 | |
| #define OPCODE_INITD 0x33 | |
| #define OPCODE_ORHI 0x34 | |
| #define OPCODE_STWIO 0x35 | |
| #define OPCODE_BLTU 0x36 | |
| #define OPCODE_LDWIO 0x37 | |
| #define OPCODE_RTYPE 0x3A | |
| #define OPCODE_LDHUIO 0x2B | |
| #define OPCODE_FLUSHD 0x3B | |
| #define OPCODE_XORHI 0x3C | |
| /* R-Type (register) OPX field encodings | |
| */ | |
| #define OPCODE_ERET 0x01 | |
| #define OPCODE_ROLI 0x02 | |
| #define OPCODE_ROL 0x03 | |
| #define OPCODE_FLUSHP 0x04 | |
| #define OPCODE_RET 0x05 | |
| #define OPCODE_NOR 0x06 | |
| #define OPCODE_MULXUU 0x07 | |
| #define OPCODE_CMPGE 0x08 | |
| #define OPCODE_BRET 0x09 | |
| #define OPCODE_ROR 0x0B | |
| #define OPCODE_FLUSHI 0x0C | |
| #define OPCODE_JMP 0x0D | |
| #define OPCODE_AND 0x0E | |
| #define OPCODE_CMPLT 0x10 | |
| #define OPCODE_SLLI 0x12 | |
| #define OPCODE_SLL 0x13 | |
| #define OPCODE_OR 0x16 | |
| #define OPCODE_MULXSU 0x17 | |
| #define OPCODE_CMPNE 0x18 | |
| #define OPCODE_SRLI 0x1A | |
| #define OPCODE_SRL 0x1B | |
| #define OPCODE_NEXTPC 0x1C | |
| #define OPCODE_CALLR 0x1D | |
| #define OPCODE_XOR 0x1E | |
| #define OPCODE_MULXSS 0x1F | |
| #define OPCODE_CMPEQ 0x20 | |
| #define OPCODE_CMPLTU 0x30 | |
| #define OPCODE_ADD 0x31 | |
| #define OPCODE_DIVU 0x24 | |
| #define OPCODE_DIV 0x25 | |
| #define OPCODE_RDCTL 0x26 | |
| #define OPCODE_MUL 0x27 | |
| #define OPCODE_CMPGEU 0x28 | |
| #define OPCODE_TRAP 0x2D | |
| #define OPCODE_WRCTL 0x2E | |
| #define OPCODE_BREAK 0x34 | |
| #define OPCODE_SYNC 0x36 | |
| #define OPCODE_INITI 0x29 | |
| #define OPCODE_SUB 0x39 | |
| #define OPCODE_SRAI 0x3A | |
| #define OPCODE_SRA 0x3B | |
| /*Full instruction encodings for R-Type, without the R's ;-) | |
| * | |
| * TODO: BREAK, BRET, ERET, RET, SYNC (as needed) | |
| */ | |
| #define OPC_TRAP 0x003b683a | |
| #endif /* __ASM_NIOS2_OPCODES_H_ */ |