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dis-bench / src /binutils /binutils-2.44 /include /opcode /m68hc11.h
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/* m68hc11.h -- Header file for Motorola 68HC11 & 68HC12 opcode table
Copyright (C) 1999-2025 Free Software Foundation, Inc.
Written by Stephane Carrez (stcarrez@nerim.fr)
This file is part of GDB, GAS, and the GNU binutils.
GDB, GAS, and the GNU binutils are free software; you can redistribute
them and/or modify them 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.
GDB, GAS, and the GNU binutils are distributed in the hope that they
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 file; see the file COPYING3. If not, write to the Free
Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
#ifndef _OPCODE_M68HC11_H
#define _OPCODE_M68HC11_H
/* Flags for the definition of the 68HC11 & 68HC12 CCR. */
#define M6811_S_BIT 0x80 /* Stop disable */
#define M6811_X_BIT 0x40 /* X-interrupt mask */
#define M6811_H_BIT 0x20 /* Half carry flag */
#define M6811_I_BIT 0x10 /* I-interrupt mask */
#define M6811_N_BIT 0x08 /* Negative */
#define M6811_Z_BIT 0x04 /* Zero */
#define M6811_V_BIT 0x02 /* Overflow */
#define M6811_C_BIT 0x01 /* Carry */
/* 68HC11 register address offsets (range 0..0x3F or 0..64).
The absolute address of the I/O register depends on the setting
of the M6811_INIT register. At init time, the I/O registers are
mapped at 0x1000. Address of registers is then:
0x1000 + M6811_xxx. */
#define M6811_PORTA 0x00 /* Port A register */
#define M6811__RES1 0x01 /* Unused/Reserved */
#define M6811_PIOC 0x02 /* Parallel I/O Control register */
#define M6811_PORTC 0x03 /* Port C register */
#define M6811_PORTB 0x04 /* Port B register */
#define M6811_PORTCL 0x05 /* Alternate latched port C */
#define M6811__RES6 0x06 /* Unused/Reserved */
#define M6811_DDRC 0x07 /* Data direction register for port C */
#define M6811_PORTD 0x08 /* Port D register */
#define M6811_DDRD 0x09 /* Data direction register for port D */
#define M6811_PORTE 0x0A /* Port E input register */
#define M6811_CFORC 0x0B /* Compare Force Register */
#define M6811_OC1M 0x0C /* OC1 Action Mask register */
#define M6811_OC1D 0x0D /* OC1 Action Data register */
#define M6811_TCTN 0x0E /* Timer Counter Register */
#define M6811_TCTN_H 0x0E /* " " " High part */
#define M6811_TCTN_L 0x0F /* " " " Low part */
#define M6811_TIC1 0x10 /* Input capture 1 register */
#define M6811_TIC1_H 0x10 /* " " " High part */
#define M6811_TIC1_L 0x11 /* " " " Low part */
#define M6811_TIC2 0x12 /* Input capture 2 register */
#define M6811_TIC2_H 0x12 /* " " " High part */
#define M6811_TIC2_L 0x13 /* " " " Low part */
#define M6811_TIC3 0x14 /* Input capture 3 register */
#define M6811_TIC3_H 0x14 /* " " " High part */
#define M6811_TIC3_L 0x15 /* " " " Low part */
#define M6811_TOC1 0x16 /* Output Compare 1 register */
#define M6811_TOC1_H 0x16 /* " " " High part */
#define M6811_TOC1_L 0x17 /* " " " Low part */
#define M6811_TOC2 0x18 /* Output Compare 2 register */
#define M6811_TOC2_H 0x18 /* " " " High part */
#define M6811_TOC2_L 0x19 /* " " " Low part */
#define M6811_TOC3 0x1A /* Output Compare 3 register */
#define M6811_TOC3_H 0x1A /* " " " High part */
#define M6811_TOC3_L 0x1B /* " " " Low part */
#define M6811_TOC4 0x1C /* Output Compare 4 register */
#define M6811_TOC4_H 0x1C /* " " " High part */
#define M6811_TOC4_L 0x1D /* " " " Low part */
#define M6811_TOC5 0x1E /* Output Compare 5 register */
#define M6811_TOC5_H 0x1E /* " " " High part */
#define M6811_TOC5_L 0x1F /* " " " Low part */
#define M6811_TCTL1 0x20 /* Timer Control register 1 */
#define M6811_TCTL2 0x21 /* Timer Control register 2 */
#define M6811_TMSK1 0x22 /* Timer Interrupt Mask Register 1 */
#define M6811_TFLG1 0x23 /* Timer Interrupt Flag Register 1 */
#define M6811_TMSK2 0x24 /* Timer Interrupt Mask Register 2 */
#define M6811_TFLG2 0x25 /* Timer Interrupt Flag Register 2 */
#define M6811_PACTL 0x26 /* Pulse Accumulator Control Register */
#define M6811_PACNT 0x27 /* Pulse Accumulator Count Register */
#define M6811_SPCR 0x28 /* SPI Control register */
#define M6811_SPSR 0x29 /* SPI Status register */
#define M6811_SPDR 0x2A /* SPI Data register */
#define M6811_BAUD 0x2B /* SCI Baud register */
#define M6811_SCCR1 0x2C /* SCI Control register 1 */
#define M6811_SCCR2 0x2D /* SCI Control register 2 */
#define M6811_SCSR 0x2E /* SCI Status register */
#define M6811_SCDR 0x2F /* SCI Data (Read => RDR, Write => TDR) */
#define M6811_ADCTL 0x30 /* A/D Control register */
#define M6811_ADR1 0x31 /* A/D, Analog Result register 1 */
#define M6811_ADR2 0x32 /* A/D, Analog Result register 2 */
#define M6811_ADR3 0x33 /* A/D, Analog Result register 3 */
#define M6811_ADR4 0x34 /* A/D, Analog Result register 4 */
#define M6811__RES35 0x35
#define M6811__RES36 0x36
#define M6811__RES37 0x37
#define M6811__RES38 0x38
#define M6811_OPTION 0x39 /* System Configuration Options */
#define M6811_COPRST 0x3A /* Arm/Reset COP Timer Circuitry */
#define M6811_PPROG 0x3B /* EEPROM Programming Control Register */
#define M6811_HPRIO 0x3C /* Highest priority I-Bit int and misc */
#define M6811_INIT 0x3D /* Ram and I/O mapping register */
#define M6811_TEST1 0x3E /* Factory test control register */
#define M6811_CONFIG 0x3F /* COP, ROM and EEPROM enables */
/* Flags of the CONFIG register (in EEPROM). */
#define M6811_NOSEC 0x08 /* Security mode disable */
#define M6811_NOCOP 0x04 /* COP system disable */
#define M6811_ROMON 0x02 /* Enable on-chip rom */
#define M6811_EEON 0x01 /* Enable on-chip eeprom */
/* Flags of the PPROG register. */
#define M6811_BYTE 0x10 /* Byte mode */
#define M6811_ROW 0x08 /* Row mode */
#define M6811_ERASE 0x04 /* Erase mode select (1 = erase, 0 = read) */
#define M6811_EELAT 0x02 /* EEPROM Latch Control */
#define M6811_EEPGM 0x01 /* EEPROM Programming Voltage Enable */
/* Flags of the PIOC register. */
#define M6811_STAF 0x80 /* Strobe A Interrupt Status Flag */
#define M6811_STAI 0x40 /* Strobe A Interrupt Enable Mask */
#define M6811_CWOM 0x20 /* Port C Wire OR mode */
#define M6811_HNDS 0x10 /* Handshake mode */
#define M6811_OIN 0x08 /* Output or Input handshaking */
#define M6811_PLS 0x04 /* Pulse/Interlocked Handshake Operation */
#define M6811_EGA 0x02 /* Active Edge for Strobe A */
#define M6811_INVB 0x01 /* Invert Strobe B */
/* Flags of the SCCR1 register. */
#define M6811_R8 0x80 /* Receive Data bit 8 */
#define M6811_T8 0x40 /* Transmit data bit 8 */
#define M6811__SCCR1_5 0x20 /* Unused */
#define M6811_M 0x10 /* SCI Character length */
#define M6811_WAKE 0x08 /* Wake up method select (0=idle, 1=addr mark) */
/* Flags of the SCCR2 register. */
#define M6811_TIE 0x80 /* Transmit Interrupt enable */
#define M6811_TCIE 0x40 /* Transmit Complete Interrupt Enable */
#define M6811_RIE 0x20 /* Receive Interrupt Enable */
#define M6811_ILIE 0x10 /* Idle Line Interrupt Enable */
#define M6811_TE 0x08 /* Transmit Enable */
#define M6811_RE 0x04 /* Receive Enable */
#define M6811_RWU 0x02 /* Receiver Wake Up */
#define M6811_SBK 0x01 /* Send Break */
/* Flags of the SCSR register. */
#define M6811_TDRE 0x80 /* Transmit Data Register Empty */
#define M6811_TC 0x40 /* Transmit Complete */
#define M6811_RDRF 0x20 /* Receive Data Register Full */
#define M6811_IDLE 0x10 /* Idle Line Detect */
#define M6811_OR 0x08 /* Overrun Error */
#define M6811_NF 0x04 /* Noise Flag */
#define M6811_FE 0x02 /* Framing Error */
#define M6811__SCSR_0 0x01 /* Unused */
/* Flags of the BAUD register. */
#define M6811_TCLR 0x80 /* Clear Baud Rate (TEST mode) */
#define M6811__BAUD_6 0x40 /* Not used */
#define M6811_SCP1 0x20 /* SCI Baud rate prescaler select */
#define M6811_SCP0 0x10
#define M6811_RCKB 0x08 /* Baud Rate Clock Check (TEST mode) */
#define M6811_SCR2 0x04 /* SCI Baud rate select */
#define M6811_SCR1 0x02
#define M6811_SCR0 0x01
#define M6811_BAUD_DIV_1 (0)
#define M6811_BAUD_DIV_3 (M6811_SCP0)
#define M6811_BAUD_DIV_4 (M6811_SCP1)
#define M6811_BAUD_DIV_13 (M6811_SCP1|M6811_SCP0)
/* Flags of the SPCR register. */
#define M6811_SPIE 0x80 /* Serial Peripheral Interrupt Enable */
#define M6811_SPE 0x40 /* Serial Peripheral System Enable */
#define M6811_DWOM 0x20 /* Port D Wire-OR mode option */
#define M6811_MSTR 0x10 /* Master Mode Select */
#define M6811_CPOL 0x08 /* Clock Polarity */
#define M6811_CPHA 0x04 /* Clock Phase */
#define M6811_SPR1 0x02 /* SPI Clock Rate Select */
#define M6811_SPR0 0x01
/* Flags of the SPSR register. */
#define M6811_SPIF 0x80 /* SPI Transfer Complete flag */
#define M6811_WCOL 0x40 /* Write Collision */
#define M6811_MODF 0x10 /* Mode Fault */
/* Flags of the ADCTL register. */
#define M6811_CCF 0x80 /* Conversions Complete Flag */
#define M6811_SCAN 0x20 /* Continuous Scan Control */
#define M6811_MULT 0x10 /* Multiple Channel/Single Channel Control */
#define M6811_CD 0x08 /* Channel Select D */
#define M6811_CC 0x04 /* C */
#define M6811_CB 0x02 /* B */
#define M6811_CA 0x01 /* A */
/* Flags of the CFORC register. */
#define M6811_FOC1 0x80 /* Force Output Compare 1 */
#define M6811_FOC2 0x40 /* 2 */
#define M6811_FOC3 0x20 /* 3 */
#define M6811_FOC4 0x10 /* 4 */
#define M6811_FOC5 0x08 /* 5 */
/* Flags of the OC1M register. */
#define M6811_OC1M7 0x80 /* Output Compare 7 */
#define M6811_OC1M6 0x40 /* 6 */
#define M6811_OC1M5 0x20 /* 5 */
#define M6811_OC1M4 0x10 /* 4 */
#define M6811_OC1M3 0x08 /* 3 */
/* Flags of the OC1D register. */
#define M6811_OC1D7 0x80
#define M6811_OC1D6 0x40
#define M6811_OC1D5 0x20
#define M6811_OC1D4 0x10
#define M6811_OC1D3 0x08
/* Flags of the TCTL1 register. */
#define M6811_OM2 0x80 /* Output Mode 2 */
#define M6811_OL2 0x40 /* Output Level 2 */
#define M6811_OM3 0x20
#define M6811_OL3 0x10
#define M6811_OM4 0x08
#define M6811_OL4 0x04
#define M6811_OM5 0x02
#define M6811_OL5 0x01
/* Flags of the TCTL2 register. */
#define M6811_EDG1B 0x20 /* Input Edge Capture Control 1 */
#define M6811_EDG1A 0x10
#define M6811_EDG2B 0x08 /* Input 2 */
#define M6811_EDG2A 0x04
#define M6811_EDG3B 0x02 /* Input 3 */
#define M6811_EDG3A 0x01
/* Flags of the TMSK1 register. */
#define M6811_OC1I 0x80 /* Output Compare 1 Interrupt */
#define M6811_OC2I 0x40 /* 2 */
#define M6811_OC3I 0x20 /* 3 */
#define M6811_OC4I 0x10 /* 4 */
#define M6811_OC5I 0x08 /* 5 */
#define M6811_IC1I 0x04 /* Input Capture 1 Interrupt */
#define M6811_IC2I 0x02 /* 2 */
#define M6811_IC3I 0x01 /* 3 */
/* Flags of the TFLG1 register. */
#define M6811_OC1F 0x80 /* Output Compare 1 Flag */
#define M6811_OC2F 0x40 /* 2 */
#define M6811_OC3F 0x20 /* 3 */
#define M6811_OC4F 0x10 /* 4 */
#define M6811_OC5F 0x08 /* 5 */
#define M6811_IC1F 0x04 /* Input Capture 1 Flag */
#define M6811_IC2F 0x02 /* 2 */
#define M6811_IC3F 0x01 /* 3 */
/* Flags of Timer Interrupt Mask Register 2 (TMSK2). */
#define M6811_TOI 0x80 /* Timer Overflow Interrupt Enable */
#define M6811_RTII 0x40 /* RTI Interrupt Enable */
#define M6811_PAOVI 0x20 /* Pulse Accumulator Overflow Interrupt En. */
#define M6811_PAII 0x10 /* Pulse Accumulator Interrupt Enable */
#define M6811_PR1 0x02 /* Timer prescaler */
#define M6811_PR0 0x01 /* Timer prescaler */
#define M6811_TPR_1 0x00 /* " " prescale div 1 */
#define M6811_TPR_4 0x01 /* " " prescale div 4 */
#define M6811_TPR_8 0x02 /* " " prescale div 8 */
#define M6811_TPR_16 0x03 /* " " prescale div 16 */
/* Flags of Timer Interrupt Flag Register 2 (M6811_TFLG2). */
#define M6811_TOF 0x80 /* Timer overflow bit */
#define M6811_RTIF 0x40 /* Read time interrupt flag */
#define M6811_PAOVF 0x20 /* Pulse accumulator overflow Interrupt flag */
#define M6811_PAIF 0x10 /* Pulse accumulator Input Edge " " " */
/* Flags of Pulse Accumulator Control Register (PACTL). */
#define M6811_DDRA7 0x80 /* Data direction for port A bit 7 */
#define M6811_PAEN 0x40 /* Pulse accumulator system enable */
#define M6811_PAMOD 0x20 /* Pulse accumulator mode */
#define M6811_PEDGE 0x10 /* Pulse accumulator edge control */
#define M6811_RTR1 0x02 /* RTI Interrupt rates select */
#define M6811_RTR0 0x01 /* " " " " */
/* Flags of the Options register. */
#define M6811_ADPU 0x80 /* A/D Powerup */
#define M6811_CSEL 0x40 /* A/D/EE Charge pump clock source select */
#define M6811_IRQE 0x20 /* IRQ Edge/Level sensitive */
#define M6811_DLY 0x10 /* Stop exit turn on delay */
#define M6811_CME 0x08 /* Clock Monitor enable */
#define M6811_CR1 0x02 /* COP timer rate select */
#define M6811_CR0 0x01 /* COP timer rate select */
/* Flags of the HPRIO register. */
#define M6811_RBOOT 0x80 /* Read Bootstrap ROM */
#define M6811_SMOD 0x40 /* Special Mode */
#define M6811_MDA 0x20 /* Mode Select A */
#define M6811_IRV 0x10 /* Internal Read Visibility */
#define M6811_PSEL3 0x08 /* Priority Select */
#define M6811_PSEL2 0x04
#define M6811_PSEL1 0x02
#define M6811_PSEL0 0x01
/* Some insns used by gas to turn relative branches into absolute ones. */
#define M6811_BRA 0x20
#define M6811_JMP 0x7e
#define M6811_BSR 0x8d
#define M6811_JSR 0xbd
#define M6812_JMP 0x06
#define M6812_BSR 0x07
#define M6812_JSR 0x16
/* Instruction code pages. Code page 1 is the default. */
/*#define M6811_OPCODE_PAGE1 0x00*/
#define M6811_OPCODE_PAGE2 0x18
#define M6811_OPCODE_PAGE3 0x1A
#define M6811_OPCODE_PAGE4 0xCD
/* 68HC11 operands formats as stored in the m6811_opcode table. These
flags do not correspond to anything in the 68HC11 or 68HC12.
They are only used by GAS to recognize operands. */
#define M6811_OP_NONE 0 /* No operand */
#define M6811_OP_DIRECT 0x0001 /* Page 0 addressing: *<val-8bits> */
#define M6811_OP_IMM8 0x0002 /* 8 bits immediat: #<val-8bits> */
#define M6811_OP_IMM16 0x0004 /* 16 bits immediat: #<val-16bits> */
#define M6811_OP_IND16 0x0008 /* Indirect abs: <val-16> */
#define M6812_OP_IND16_P2 0x0010 /* Second parameter indirect abs. */
#define M6812_OP_REG 0x0020 /* Register operand 1 */
#define M6812_OP_REG_2 0x0040 /* Register operand 2 */
#define M6811_OP_IX 0x0080 /* Indirect IX: <val-8>,x */
#define M6811_OP_IY 0x0100 /* Indirect IY: <val-8>,y */
#define M6812_OP_IDX 0x0200 /* Indirect: N,r N,[+-]r[+-] N:5-bits */
#define M6812_OP_IDX_1 0x0400 /* N,r N:9-bits */
#define M6812_OP_IDX_2 0x0800 /* N,r N:16-bits */
#define M6812_OP_D_IDX 0x1000 /* Indirect indexed: [D,r] */
#define M6812_OP_D_IDX_2 0x2000 /* [N,r] N:16-bits */
#define M6812_OP_PAGE 0x4000 /* Page number */
#define M6811_OP_MASK 0x07FFF
#define M6811_OP_BRANCH 0x00008000 /* Branch, jsr, call */
#define M6811_OP_BITMASK 0x00010000 /* Bitmask: #<val-8> */
#define M6811_OP_JUMP_REL 0x00020000 /* Pc-Relative: <val-8> */
#define M6812_OP_JUMP_REL16 0x00040000 /* Pc-relative: <val-16> */
#define M6811_OP_PAGE1 0x0000
#define M6811_OP_PAGE2 0x00080000 /* Need a page2 opcode before */
#define M6811_OP_PAGE3 0x00100000 /* Need a page3 opcode before */
#define M6811_OP_PAGE4 0x00200000 /* Need a page4 opcode before */
#define M6811_MAX_OPERANDS 3 /* Max operands: brset <dst> <mask> <b> */
#define M6812_ACC_OFFSET 0x00400000 /* A,r B,r D,r */
#define M6812_ACC_IND 0x00800000 /* [D,r] */
#define M6812_PRE_INC 0x01000000 /* n,+r n = -8..8 */
#define M6812_PRE_DEC 0x02000000 /* n,-r */
#define M6812_POST_INC 0x04000000 /* n,r+ */
#define M6812_POST_DEC 0x08000000 /* n,r- */
#define M6812_INDEXED_IND 0x10000000 /* [n,r] n = 16-bits */
#define M6812_INDEXED 0x20000000 /* n,r n = 5, 9 or 16-bits */
#define M6812_OP_IDX_P2 0x40000000
/* XGATE defines.
These overlap with HC11/12 as above but not used at the same time. */
#define M68XG_OP_NONE 0x0001
#define M68XG_OP_IMM3 0x0002
#define M68XG_OP_R 0x0004
#define M68XG_OP_R_R 0x0008
#define M68XG_OP_R_IMM4 0x0010
#define M68XG_OP_R_R_R 0x0020
#define M68XG_OP_REL9 0x0040
#define M68XG_OP_REL10 0x0080
#define M68XG_OP_R_R_OFFS5 0x0100
#define M68XG_OP_RD_RB_RI 0x0200
#define M68XG_OP_RD_RB_RIp 0x0400
#define M68XG_OP_RD_RB_mRI 0x0800
#define M68XG_OP_R_IMM8 0x1000
#define M68XG_OP_R_IMM16 0x2000
#define M68XG_OP_REG 0x4000 /* Register operand 1. */
#define M68XG_OP_REG_2 0x8000 /* Register operand 2. */
#define M68XG_MAX_OPERANDS 3 /* Max operands of triadic r1, r2, r3. */
/* Markers to identify some instructions. */
#define M6812_OP_EXG_MARKER 0x01000000 /* exg r1,r2 */
#define M6812_OP_TFR_MARKER 0x02000000 /* tfr r1,r2 */
#define M6812_OP_SEX_MARKER 0x04000000 /* sex r1,r2 */
#define M6812_OP_EQ_MARKER 0x80000000 /* dbeq/ibeq/tbeq */
#define M6812_OP_DBCC_MARKER 0x04000000 /* dbeq/dbne */
#define M6812_OP_IBCC_MARKER 0x02000000 /* ibeq/ibne */
#define M6812_OP_TBCC_MARKER 0x01000000
/* XGATE markers. */
#define M68XG_OP_B_MARKER 0x04000000 /* bXX rel9 */
#define M68XG_OP_BRA_MARKER 0x02000000 /* bra rel10 */
#define M6812_OP_TRAP_ID 0x80000000 /* trap #N */
#define M6811_OP_HIGH_ADDR 0x01000000 /* Used internally by gas. */
#define M6811_OP_LOW_ADDR 0x02000000
#define M68HC12_BANK_VIRT 0x010000
#define M68HC12_BANK_MASK 0x00003fff
#define M68HC12_BANK_BASE 0x00008000
#define M68HC12_BANK_SHIFT 14
#define M68HC12_BANK_PAGE_MASK 0x0ff
/* CPU identification. */
#define cpu6811 0x01
#define cpu6812 0x02
#define cpu6812s 0x04
#define cpu9s12x 0x08 /* 9S12X main cpu. */
#define cpuxgate 0x10 /* The XGATE module itself. */
/* The opcode table is an array of struct m68hc11_opcode. */
struct m68hc11_opcode
{
const char * name; /* Op-code name. */
long format;
unsigned char size;
unsigned int opcode;
unsigned char cycles_low;
unsigned char cycles_high;
unsigned char set_flags_mask;
unsigned char clr_flags_mask;
unsigned char chg_flags_mask;
unsigned char arch;
unsigned int xg_mask; /* Mask with zero in register place for xgate. */
};
/* Alias definition for 68HC12. */
struct m68hc12_opcode_alias
{
const char* name;
const char* translation;
unsigned char size;
unsigned char code1;
unsigned char code2;
};
/* The opcode table. The table contains all the opcodes (all pages).
You can't rely on the order. */
extern const struct m68hc11_opcode m68hc11_opcodes[];
extern const int m68hc11_num_opcodes;
/* Alias table for 68HC12. It translates some 68HC11 insn which are not
implemented in 68HC12 but have equivalent translations. */
extern const struct m68hc12_opcode_alias m68hc12_alias[];
extern const int m68hc12_num_alias;
#endif /* _OPCODE_M68HC11_H */