Subversion Repositories openrisc

/* score-inst.h -- Score Instructions Table

   Copyright 2006, 2007, 2008, 2009 Free Software Foundation, Inc.

   Contributed by:

   Brain.lin (brain.lin@sunplusct.com)

   Mei Ligang (ligang@sunnorth.com.cn)

   Pei-Lin Tsai (pltsai@sunplus.com)

   This file is part of GAS, the GNU Assembler.

   GAS 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.

   GAS 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 GAS; see the file COPYING.  If not, write to the Free

   Software Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA

   02110-1301, USA.  */

#ifndef SCORE_INST_H

#define SCORE_INST_H

#define LDST_UNALIGN_MASK 0x0000007f

#define UA_LCB            0x00000060

#define UA_LCW            0x00000062

#define UA_LCE            0x00000066

#define UA_SCB            0x00000068

#define UA_SCW            0x0000006a

#define UA_SCE            0x0000006e

#define UA_LL             0x0000000c

#define UA_SC             0x0000000e

#define LDST16_RR_MASK   0x0000000f

#define N16_LW           8

#define N16_LH           9

#define N16_POP          10

#define N16_LBU          11

#define N16_SW           12

#define N16_SH           13

#define N16_PUSH         14

#define N16_SB           15

#define LDST16_RI_MASK   0x7007

#define N16_LWP          0x7000

#define N16_LHP          0x7001

#define N16_LBUP         0x7003

#define N16_SWP          0x7004

#define N16_SHP          0x7005

#define N16_SBP          0x7007

#define N16_LIU          0x5000

#define OPC_PSEUDOLDST_MASK     0x00000007

enum

{

  INSN_LW = 0,

  INSN_LH = 1,

  INSN_LHU = 2,

  INSN_LB = 3,

  INSN_SW = 4,

  INSN_SH = 5,

  INSN_LBU = 6,

  INSN_SB = 7,

};

/* Sub opcdoe opcode.  */

enum

{

  INSN16_LBU = 11,

  INSN16_LH = 9,

  INSN16_LW = 8,

  INSN16_SB = 15,

  INSN16_SH = 13,

  INSN16_SW = 12,

};

enum

{

  LDST_NOUPDATE = 0,

  LDST_PRE = 1,

  LDST_POST = 2,

};

enum score_insn_type

{

  Rd_I4,

  Rd_I5,

  Rd_rvalueBP_I5,

  Rd_lvalueBP_I5,

  Rd_Rs_I5,

  x_Rs_I5,

  x_I5_x,

  Rd_I8,

  Rd_Rs_I14,

  I15,

  Rd_I16,

  Rd_I30,

  Rd_I32,

  Rd_rvalueRs_SI10,

  Rd_lvalueRs_SI10,

  Rd_rvalueRs_preSI12,

  Rd_rvalueRs_postSI12,

  Rd_lvalueRs_preSI12,

  Rd_lvalueRs_postSI12,

  Rd_Rs_SI14,

  Rd_rvalueRs_SI15,

  Rd_lvalueRs_SI15,

  Rd_SI5,

  Rd_SI6,

  Rd_SI16,

  PC_DISP8div2,

  PC_DISP11div2,

  PC_DISP19div2,

  PC_DISP24div2,

  Rd_Rs_Rs,

  x_Rs_x,

  x_Rs_Rs,

  Rd_Rs_x,

  Rd_x_Rs,

  Rd_x_x,

  Rd_Rs,

  Rd_HighRs,

  Rd_lvalueRs,

  Rd_rvalueRs,

  Rd_lvalue32Rs,

  Rd_rvalue32Rs,

  x_Rs,

  NO_OPD,

  NO16_OPD,

  OP5_rvalueRs_SI15,

  I5_Rs_Rs_I5_OP5,

  x_rvalueRs_post4,

  Rd_rvalueRs_post4,

  Rd_x_I5,

  Rd_lvalueRs_post4,

  x_lvalueRs_post4,

  Rd_LowRs,

  Rd_Rs_Rs_imm,

  Insn_Type_PCE,

  Insn_Type_SYN,

  Insn_GP,

  Insn_PIC,

  Insn_internal,

  Insn_BCMP,

  Ra_I9_I5,

};

enum score_data_type

{

  _IMM4 = 0,

  _IMM5,

  _IMM8,

  _IMM14,

  _IMM15,

  _IMM16,

  _SIMM10 = 6,

  _SIMM12,

  _SIMM14,

  _SIMM15,

  _SIMM16,

  _SIMM14_NEG = 11,

  _IMM16_NEG,

  _SIMM16_NEG,

  _IMM20,

  _IMM25,

  _DISP8div2 = 16,

  _DISP11div2,

  _DISP19div2,

  _DISP24div2,

  _VALUE,

  _VALUE_HI16,

  _VALUE_LO16,

  _VALUE_LDST_LO16 = 23,

  _SIMM16_LA,

  _IMM5_RSHIFT_1,

  _IMM5_RSHIFT_2,

  _SIMM16_LA_POS,

  _IMM5_RANGE_8_31,

  _IMM10_RSHIFT_2,

  _GP_IMM15 = 30,

  _GP_IMM14 = 31,

  _SIMM16_pic = 42,   /* Index in score_df_range.  */

  _IMM16_LO16_pic = 43,

  _IMM16_pic = 44,

  _SIMM5 = 45,

  _SIMM6 = 46,

  _IMM32 = 47,

  _SIMM32 = 48,

  _IMM11 = 49,

  _IMM5_MULTI_LOAD = 50,

};

#define REG_TMP                   1

#define OP_REG_TYPE             (1 << 6)

#define OP_IMM_TYPE             (1 << 7)

#define OP_SH_REGD              (OP_REG_TYPE |20)

#define OP_SH_REGS1             (OP_REG_TYPE |15)

#define OP_SH_REGS2             (OP_REG_TYPE |10)

#define OP_SH_I                 (OP_IMM_TYPE | 1)

#define OP_SH_RI15              (OP_IMM_TYPE | 0)

#define OP_SH_I12               (OP_IMM_TYPE | 3)

#define OP_SH_DISP24            (OP_IMM_TYPE | 1)

#define OP_SH_DISP19_p1         (OP_IMM_TYPE |15)

#define OP_SH_DISP19_p2         (OP_IMM_TYPE | 1)

#define OP_SH_I5                (OP_IMM_TYPE |10)

#define OP_SH_I10               (OP_IMM_TYPE | 5)

#define OP_SH_COPID             (OP_IMM_TYPE | 5)

#define OP_SH_TRAPI5            (OP_IMM_TYPE |15)

#define OP_SH_I15               (OP_IMM_TYPE |10)

#define OP16_SH_REGD            (OP_REG_TYPE | 8)

#define OP16_SH_REGS1           (OP_REG_TYPE | 4)

#define OP16_SH_I45             (OP_IMM_TYPE | 3)

#define OP16_SH_I8              (OP_IMM_TYPE | 0)

#define OP16_SH_DISP8           (OP_IMM_TYPE | 0)

#define OP16_SH_DISP11          (OP_IMM_TYPE | 1)

enum insn_class

{

  INSN_CLASS_16,

  INSN_CLASS_32,

  INSN_CLASS_48,

  INSN_CLASS_PCE,

  INSN_CLASS_SYN

};

/* s3_s7: Globals for both tc-score.c and elf32-score.c.  */

extern int score3;

extern int score7;

#endif