/* tic54x.h -- Header file for TI TMS320C54X opcode table
|
/* tic54x.h -- Header file for TI TMS320C54X opcode table
|
Copyright 1999, 2000, 2001 Free Software Foundation, Inc.
|
Copyright 1999, 2000, 2001 Free Software Foundation, Inc.
|
Written by Timothy Wall (twall@cygnus.com)
|
Written by Timothy Wall (twall@cygnus.com)
|
|
|
This file is part of GDB, GAS, and the GNU binutils.
|
This file is part of GDB, GAS, and the GNU binutils.
|
|
|
GDB, GAS, and the GNU binutils are free software; you can redistribute
|
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
|
them and/or modify them under the terms of the GNU General Public
|
License as published by the Free Software Foundation; either version
|
License as published by the Free Software Foundation; either version
|
1, or (at your option) any later version.
|
1, or (at your option) any later version.
|
|
|
GDB, GAS, and the GNU binutils are distributed in the hope that they
|
GDB, GAS, and the GNU binutils are distributed in the hope that they
|
will be useful, but WITHOUT ANY WARRANTY; without even the implied
|
will be useful, but WITHOUT ANY WARRANTY; without even the implied
|
warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
|
warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
|
the GNU General Public License for more details.
|
the GNU General Public License for more details.
|
|
|
You should have received a copy of the GNU General Public License
|
You should have received a copy of the GNU General Public License
|
along with this file; see the file COPYING. If not, write to the Free
|
along with this file; see the file COPYING. If not, write to the Free
|
Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
|
Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
|
02110-1301, USA. */
|
02110-1301, USA. */
|
|
|
#ifndef _opcode_tic54x_h_
|
#ifndef _opcode_tic54x_h_
|
#define _opcode_tic54x_h_
|
#define _opcode_tic54x_h_
|
|
|
typedef struct _symbol
|
typedef struct _symbol
|
{
|
{
|
const char *name;
|
const char *name;
|
unsigned short value;
|
unsigned short value;
|
} symbol;
|
} symbol;
|
|
|
enum optype {
|
enum optype {
|
OPT = 0x8000,
|
OPT = 0x8000,
|
OP_None = 0x0,
|
OP_None = 0x0,
|
|
|
OP_Xmem, /* AR3 or AR4, indirect */
|
OP_Xmem, /* AR3 or AR4, indirect */
|
OP_Ymem, /* AR3 or AR4, indirect */
|
OP_Ymem, /* AR3 or AR4, indirect */
|
OP_pmad, /* PROG mem, direct */
|
OP_pmad, /* PROG mem, direct */
|
OP_dmad, /* DATA mem, direct */
|
OP_dmad, /* DATA mem, direct */
|
OP_Smem,
|
OP_Smem,
|
OP_Lmem, /* 32-bit single-addressed (direct/indirect) */
|
OP_Lmem, /* 32-bit single-addressed (direct/indirect) */
|
OP_MMR,
|
OP_MMR,
|
OP_PA,
|
OP_PA,
|
OP_Sind,
|
OP_Sind,
|
OP_xpmad,
|
OP_xpmad,
|
OP_xpmad_ms7,
|
OP_xpmad_ms7,
|
OP_MMRX,
|
OP_MMRX,
|
OP_MMRY,
|
OP_MMRY,
|
|
|
OP_SRC1, /* src accumulator in bit 8 */
|
OP_SRC1, /* src accumulator in bit 8 */
|
OP_SRC, /* src accumulator in bit 9 */
|
OP_SRC, /* src accumulator in bit 9 */
|
OP_RND, /* rounded result dst accumulator, opposite of bit 8 */
|
OP_RND, /* rounded result dst accumulator, opposite of bit 8 */
|
OP_DST, /* dst accumulator in bit 8 */
|
OP_DST, /* dst accumulator in bit 8 */
|
OP_ARX, /* arX in bits 0-3 */
|
OP_ARX, /* arX in bits 0-3 */
|
OP_SHIFT, /* -16 to 15 (SHIFT), bits 0-4 */
|
OP_SHIFT, /* -16 to 15 (SHIFT), bits 0-4 */
|
OP_SHFT, /* 0 to 15 (SHIFT1 in summary), bits 0-3 */
|
OP_SHFT, /* 0 to 15 (SHIFT1 in summary), bits 0-3 */
|
OP_B, /* ACC B only */
|
OP_B, /* ACC B only */
|
OP_A, /* ACC A only */
|
OP_A, /* ACC A only */
|
|
|
OP_lk, /* 16-bit immediate, '#' optional */
|
OP_lk, /* 16-bit immediate, '#' optional */
|
OP_TS,
|
OP_TS,
|
OP_k8, /* -128 <= k <= 128 */
|
OP_k8, /* -128 <= k <= 128 */
|
OP_16, /* literal "16" */
|
OP_16, /* literal "16" */
|
OP_BITC, /* 0 to 16 */
|
OP_BITC, /* 0 to 16 */
|
OP_CC, /* condition code */
|
OP_CC, /* condition code */
|
OP_CC2, /* 4-bit condition code */
|
OP_CC2, /* 4-bit condition code */
|
OP_CC3, /* 2-bit condition code */
|
OP_CC3, /* 2-bit condition code */
|
OP_123, /* 1, 2, or 3 */
|
OP_123, /* 1, 2, or 3 */
|
OP_031, /* 0-31, numeric */
|
OP_031, /* 0-31, numeric */
|
OP_k5, /* 0 to 31 */
|
OP_k5, /* 0 to 31 */
|
OP_k8u, /* 0 to 255 */
|
OP_k8u, /* 0 to 255 */
|
OP_ASM, /* "ASM" */
|
OP_ASM, /* "ASM" */
|
OP_T, /* "T" */
|
OP_T, /* "T" */
|
OP_DP, /* "DP" */
|
OP_DP, /* "DP" */
|
OP_ARP, /* "ARP" */
|
OP_ARP, /* "ARP" */
|
OP_k3, /* 0-7 */
|
OP_k3, /* 0-7 */
|
OP_lku, /* 0 to 65535 */
|
OP_lku, /* 0 to 65535 */
|
OP_N, /* 0/1 or ST0/ST1 */
|
OP_N, /* 0/1 or ST0/ST1 */
|
OP_SBIT, /* status bit or 0-15 */
|
OP_SBIT, /* status bit or 0-15 */
|
OP_12, /* one or two */
|
OP_12, /* one or two */
|
OP_k9, /* 9 bits of data page (DP) address */
|
OP_k9, /* 9 bits of data page (DP) address */
|
OP_TRN, /* "TRN" */
|
OP_TRN, /* "TRN" */
|
|
|
};
|
};
|
|
|
typedef struct _template
|
typedef struct _template
|
{
|
{
|
/* The opcode mnemonic */
|
/* The opcode mnemonic */
|
const char *name;
|
const char *name;
|
unsigned int words; /* insn size in words */
|
unsigned int words; /* insn size in words */
|
int minops, maxops; /* min/max operand count */
|
int minops, maxops; /* min/max operand count */
|
/* The significant bits in the opcode. Other bits are zero.
|
/* The significant bits in the opcode. Other bits are zero.
|
Instructions with more than 16 bits of opcode store the rest in the upper
|
Instructions with more than 16 bits of opcode store the rest in the upper
|
16 bits.
|
16 bits.
|
*/
|
*/
|
unsigned short opcode;
|
unsigned short opcode;
|
#define INDIRECT(OP) ((OP)&0x80)
|
#define INDIRECT(OP) ((OP)&0x80)
|
#define MOD(OP) (((OP)>>3)&0xF)
|
#define MOD(OP) (((OP)>>3)&0xF)
|
#define ARF(OP) ((OP)&0x7)
|
#define ARF(OP) ((OP)&0x7)
|
#define IS_LKADDR(OP) (INDIRECT(OP) && MOD(OP)>=12)
|
#define IS_LKADDR(OP) (INDIRECT(OP) && MOD(OP)>=12)
|
#define SRC(OP) ((OP)&0x200)
|
#define SRC(OP) ((OP)&0x200)
|
#define DST(OP) ((OP)&0x100)
|
#define DST(OP) ((OP)&0x100)
|
#define SRC1(OP) ((OP)&0x100)
|
#define SRC1(OP) ((OP)&0x100)
|
#define SHIFT(OP) (((OP)&0x10)?(((OP)&0x1F)-32):((OP)&0x1F))
|
#define SHIFT(OP) (((OP)&0x10)?(((OP)&0x1F)-32):((OP)&0x1F))
|
#define SHFT(OP) ((OP)&0xF)
|
#define SHFT(OP) ((OP)&0xF)
|
#define ARX(OP) ((OP)&0x7)
|
#define ARX(OP) ((OP)&0x7)
|
#define XMEM(OP) (((OP)&0x00F0)>>4)
|
#define XMEM(OP) (((OP)&0x00F0)>>4)
|
#define YMEM(OP) ((OP)&0x000F)
|
#define YMEM(OP) ((OP)&0x000F)
|
#define XMOD(C) (((C)&0xC)>>2)
|
#define XMOD(C) (((C)&0xC)>>2)
|
#define XARX(C) (((C)&0x3)+2)
|
#define XARX(C) (((C)&0x3)+2)
|
#define CC3(OP) (((OP)>>8)&0x3)
|
#define CC3(OP) (((OP)>>8)&0x3)
|
#define SBIT(OP) ((OP)&0xF)
|
#define SBIT(OP) ((OP)&0xF)
|
#define MMR(OP) ((OP)&0x7F)
|
#define MMR(OP) ((OP)&0x7F)
|
#define MMRX(OP) ((((OP)>>4)&0xF)+16)
|
#define MMRX(OP) ((((OP)>>4)&0xF)+16)
|
#define MMRY(OP) (((OP)&0xF)+16)
|
#define MMRY(OP) (((OP)&0xF)+16)
|
|
|
#define OPTYPE(X) ((X)&~OPT)
|
#define OPTYPE(X) ((X)&~OPT)
|
|
|
/* Ones in this mask indicate which bits must match the opcode field.
|
/* Ones in this mask indicate which bits must match the opcode field.
|
Zeroes indicate don't care bits (operands and/or opcode options) */
|
Zeroes indicate don't care bits (operands and/or opcode options) */
|
unsigned short mask;
|
unsigned short mask;
|
|
|
/* An array of operand codes (at most 4 operands) */
|
/* An array of operand codes (at most 4 operands) */
|
#define MAX_OPERANDS 4
|
#define MAX_OPERANDS 4
|
enum optype operand_types[MAX_OPERANDS];
|
enum optype operand_types[MAX_OPERANDS];
|
|
|
/* Special purpose flags (e.g. branch type, parallel, delay, etc)
|
/* Special purpose flags (e.g. branch type, parallel, delay, etc)
|
*/
|
*/
|
unsigned short flags;
|
unsigned short flags;
|
#define B_NEXT 0 /* normal execution, next insn is next address */
|
#define B_NEXT 0 /* normal execution, next insn is next address */
|
#define B_BRANCH 1 /* next insn is in opcode */
|
#define B_BRANCH 1 /* next insn is in opcode */
|
#define B_RET 2 /* next insn is on stack */
|
#define B_RET 2 /* next insn is on stack */
|
#define B_BACC 3 /* next insn is in acc */
|
#define B_BACC 3 /* next insn is in acc */
|
#define B_REPEAT 4 /* next insn repeats */
|
#define B_REPEAT 4 /* next insn repeats */
|
#define FL_BMASK 0x07
|
#define FL_BMASK 0x07
|
|
|
#define FL_DELAY 0x10 /* instruction uses delay slots */
|
#define FL_DELAY 0x10 /* instruction uses delay slots */
|
#define FL_EXT 0x20 /* instruction takes two words */
|
#define FL_EXT 0x20 /* instruction takes two words */
|
#define FL_FAR 0x40 /* far mode addressing */
|
#define FL_FAR 0x40 /* far mode addressing */
|
#define FL_LP 0x80 /* LP-only instruction */
|
#define FL_LP 0x80 /* LP-only instruction */
|
#define FL_NR 0x100 /* no repeat allowed */
|
#define FL_NR 0x100 /* no repeat allowed */
|
#define FL_SMR 0x200 /* Smem read (for flagging write-only *+ARx */
|
#define FL_SMR 0x200 /* Smem read (for flagging write-only *+ARx */
|
|
|
#define FL_PAR 0x400 /* Parallel instruction. */
|
#define FL_PAR 0x400 /* Parallel instruction. */
|
|
|
unsigned short opcode2, mask2; /* some insns have an extended opcode */
|
unsigned short opcode2, mask2; /* some insns have an extended opcode */
|
|
|
const char* parname;
|
const char* parname;
|
enum optype paroperand_types[MAX_OPERANDS];
|
enum optype paroperand_types[MAX_OPERANDS];
|
|
|
} template;
|
} template;
|
|
|
extern const template tic54x_unknown_opcode;
|
extern const template tic54x_unknown_opcode;
|
extern const template tic54x_optab[];
|
extern const template tic54x_optab[];
|
extern const template tic54x_paroptab[];
|
extern const template tic54x_paroptab[];
|
extern const symbol mmregs[], regs[];
|
extern const symbol mmregs[], regs[];
|
extern const symbol condition_codes[], cc2_codes[], status_bits[];
|
extern const symbol condition_codes[], cc2_codes[], status_bits[];
|
extern const symbol cc3_codes[];
|
extern const symbol cc3_codes[];
|
extern const char *misc_symbols[];
|
extern const char *misc_symbols[];
|
struct disassemble_info;
|
struct disassemble_info;
|
extern const template* tic54x_get_insn (struct disassemble_info *,
|
extern const template* tic54x_get_insn (struct disassemble_info *,
|
bfd_vma, unsigned short, int *);
|
bfd_vma, unsigned short, int *);
|
|
|
#endif /* _opcode_tic54x_h_ */
|
#endif /* _opcode_tic54x_h_ */
|
|
|
