Subversion Repositories openrisc_2011-10-31

/* ISA definitions header for compact.
 
THIS FILE IS MACHINE GENERATED WITH CGEN.
 
Copyright 1996-2005 Free Software Foundation, Inc.
 
This file is part of the GNU simulators.
 
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 3 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, see <http://www.gnu.org/licenses/>.
 
*/
 
#ifndef DEFS_SH64_COMPACT_H
#define DEFS_SH64_COMPACT_H
 
/* Instruction argument buffer.  */
 
union sem_fields {
  struct { /* no operands */
    int empty;
  } fmt_empty;
  struct { /*  */
    IADDR i_disp12;
  } sfmt_bra_compact;
  struct { /*  */
    IADDR i_disp8;
  } sfmt_bf_compact;
  struct { /*  */
    SI f_imm8x2;
    UINT f_rn;
  } sfmt_movw10_compact;
  struct { /*  */
    SI f_imm4x2;
    UINT f_rm;
  } sfmt_movw5_compact;
  struct { /*  */
    SI f_imm8x4;
    UINT f_rn;
  } sfmt_movl10_compact;
  struct { /*  */
    UINT f_imm4;
    UINT f_rm;
  } sfmt_movb5_compact;
  struct { /*  */
    INT f_imm20;
    UINT f_rn;
  } sfmt_movi20_compact;
  struct { /*  */
    SI f_vm;
    SI f_vn;
  } sfmt_fipr_compact;
  struct { /*  */
    UINT f_imm8;
    UINT f_rn;
  } sfmt_addi_compact;
  struct { /*  */
    SI f_imm12x4;
    UINT f_rm;
    UINT f_rn;
  } sfmt_movl12_compact;
  struct { /*  */
    SI f_imm4x4;
    UINT f_rm;
    UINT f_rn;
  } sfmt_movl5_compact;
  struct { /*  */
    SI f_dm;
    SI f_imm12x8;
    UINT f_rn;
  } sfmt_fmov9_compact;
  struct { /*  */
    SI f_dn;
    SI f_imm12x8;
    UINT f_rm;
  } sfmt_fmov8_compact;
#if WITH_SCACHE_PBB
  /* Writeback handler.  */
  struct {
    /* Pointer to argbuf entry for insn whose results need writing back.  */
    const struct argbuf *abuf;
  } write;
  /* x-before handler */
  struct {
    /*const SCACHE *insns[MAX_PARALLEL_INSNS];*/
    int first_p;
  } before;
  /* x-after handler */
  struct {
    int empty;
  } after;
  /* This entry is used to terminate each pbb.  */
  struct {
    /* Number of insns in pbb.  */
    int insn_count;
    /* Next pbb to execute.  */
    SCACHE *next;
    SCACHE *branch_target;
  } chain;
#endif
};
 
/* The ARGBUF struct.  */
struct argbuf {
  /* These are the baseclass definitions.  */
  IADDR addr;
  const IDESC *idesc;
  char trace_p;
  char profile_p;
  /* ??? Temporary hack for skip insns.  */
  char skip_count;
  char unused;
  /* cpu specific data follows */
  union sem semantic;
  int written;
  union sem_fields fields;
};
 
/* A cached insn.
 
   ??? SCACHE used to contain more than just argbuf.  We could delete the
   type entirely and always just use ARGBUF, but for future concerns and as
   a level of abstraction it is left in.  */
 
struct scache {
  struct argbuf argbuf;
};
 
/* Macros to simplify extraction, reading and semantic code.
   These define and assign the local vars that contain the insn's fields.  */
 
#define EXTRACT_IFMT_EMPTY_VARS \
  unsigned int length;
#define EXTRACT_IFMT_EMPTY_CODE \
  length = 0; \
 
#define EXTRACT_IFMT_ADD_COMPACT_VARS \
  UINT f_op4; \
  UINT f_rn; \
  UINT f_rm; \
  UINT f_sub4; \
  unsigned int length;
#define EXTRACT_IFMT_ADD_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_rn = EXTRACT_MSB0_UINT (insn, 16, 4, 4); \
  f_rm = EXTRACT_MSB0_UINT (insn, 16, 8, 4); \
  f_sub4 = EXTRACT_MSB0_UINT (insn, 16, 12, 4); \
 
#define EXTRACT_IFMT_ADDI_COMPACT_VARS \
  UINT f_op4; \
  UINT f_rn; \
  UINT f_imm8; \
  unsigned int length;
#define EXTRACT_IFMT_ADDI_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_rn = EXTRACT_MSB0_UINT (insn, 16, 4, 4); \
  f_imm8 = EXTRACT_MSB0_UINT (insn, 16, 8, 8); \
 
#define EXTRACT_IFMT_AND_COMPACT_VARS \
  UINT f_op4; \
  UINT f_rn; \
  UINT f_rm; \
  UINT f_sub4; \
  unsigned int length;
#define EXTRACT_IFMT_AND_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_rn = EXTRACT_MSB0_UINT (insn, 16, 4, 4); \
  f_rm = EXTRACT_MSB0_UINT (insn, 16, 8, 4); \
  f_sub4 = EXTRACT_MSB0_UINT (insn, 16, 12, 4); \
 
#define EXTRACT_IFMT_ANDI_COMPACT_VARS \
  UINT f_op8; \
  UINT f_imm8; \
  unsigned int length;
#define EXTRACT_IFMT_ANDI_COMPACT_CODE \
  length = 2; \
  f_op8 = EXTRACT_MSB0_UINT (insn, 16, 0, 8); \
  f_imm8 = EXTRACT_MSB0_UINT (insn, 16, 8, 8); \
 
#define EXTRACT_IFMT_ANDB_COMPACT_VARS \
  UINT f_op8; \
  UINT f_imm8; \
  unsigned int length;
#define EXTRACT_IFMT_ANDB_COMPACT_CODE \
  length = 2; \
  f_op8 = EXTRACT_MSB0_UINT (insn, 16, 0, 8); \
  f_imm8 = EXTRACT_MSB0_UINT (insn, 16, 8, 8); \
 
#define EXTRACT_IFMT_BF_COMPACT_VARS \
  UINT f_op8; \
  SI f_disp8; \
  unsigned int length;
#define EXTRACT_IFMT_BF_COMPACT_CODE \
  length = 2; \
  f_op8 = EXTRACT_MSB0_UINT (insn, 16, 0, 8); \
  f_disp8 = ((((EXTRACT_MSB0_INT (insn, 16, 8, 8)) << (1))) + (((pc) + (4)))); \
 
#define EXTRACT_IFMT_BRA_COMPACT_VARS \
  UINT f_op4; \
  SI f_disp12; \
  unsigned int length;
#define EXTRACT_IFMT_BRA_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_disp12 = ((((EXTRACT_MSB0_INT (insn, 16, 4, 12)) << (1))) + (((pc) + (4)))); \
 
#define EXTRACT_IFMT_BRAF_COMPACT_VARS \
  UINT f_op4; \
  UINT f_rn; \
  UINT f_sub8; \
  unsigned int length;
#define EXTRACT_IFMT_BRAF_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_rn = EXTRACT_MSB0_UINT (insn, 16, 4, 4); \
  f_sub8 = EXTRACT_MSB0_UINT (insn, 16, 8, 8); \
 
#define EXTRACT_IFMT_BRK_COMPACT_VARS \
  UINT f_op16; \
  unsigned int length;
#define EXTRACT_IFMT_BRK_COMPACT_CODE \
  length = 2; \
  f_op16 = EXTRACT_MSB0_UINT (insn, 16, 0, 16); \
 
#define EXTRACT_IFMT_FABS_COMPACT_VARS \
  UINT f_op4; \
  UINT f_rn; \
  UINT f_sub8; \
  unsigned int length;
#define EXTRACT_IFMT_FABS_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_rn = EXTRACT_MSB0_UINT (insn, 16, 4, 4); \
  f_sub8 = EXTRACT_MSB0_UINT (insn, 16, 8, 8); \
 
#define EXTRACT_IFMT_FADD_COMPACT_VARS \
  UINT f_op4; \
  UINT f_rn; \
  UINT f_rm; \
  UINT f_sub4; \
  unsigned int length;
#define EXTRACT_IFMT_FADD_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_rn = EXTRACT_MSB0_UINT (insn, 16, 4, 4); \
  f_rm = EXTRACT_MSB0_UINT (insn, 16, 8, 4); \
  f_sub4 = EXTRACT_MSB0_UINT (insn, 16, 12, 4); \
 
#define EXTRACT_IFMT_FCNVDS_COMPACT_VARS \
  UINT f_op4; \
  SI f_dn; \
  UINT f_7_1; \
  UINT f_sub8; \
  unsigned int length;
#define EXTRACT_IFMT_FCNVDS_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_dn = ((EXTRACT_MSB0_UINT (insn, 16, 4, 3)) << (1)); \
  f_7_1 = EXTRACT_MSB0_UINT (insn, 16, 7, 1); \
  f_sub8 = EXTRACT_MSB0_UINT (insn, 16, 8, 8); \
 
#define EXTRACT_IFMT_FIPR_COMPACT_VARS \
  UINT f_op4; \
  SI f_vn; \
  SI f_vm; \
  UINT f_sub8; \
  unsigned int length;
#define EXTRACT_IFMT_FIPR_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_vn = ((EXTRACT_MSB0_UINT (insn, 16, 4, 2)) << (2)); \
  f_vm = ((EXTRACT_MSB0_UINT (insn, 16, 6, 2)) << (2)); \
  f_sub8 = EXTRACT_MSB0_UINT (insn, 16, 8, 8); \
 
#define EXTRACT_IFMT_FLDS_COMPACT_VARS \
  UINT f_op4; \
  UINT f_rn; \
  UINT f_sub8; \
  unsigned int length;
#define EXTRACT_IFMT_FLDS_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_rn = EXTRACT_MSB0_UINT (insn, 16, 4, 4); \
  f_sub8 = EXTRACT_MSB0_UINT (insn, 16, 8, 8); \
 
#define EXTRACT_IFMT_FMAC_COMPACT_VARS \
  UINT f_op4; \
  UINT f_rn; \
  UINT f_rm; \
  UINT f_sub4; \
  unsigned int length;
#define EXTRACT_IFMT_FMAC_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_rn = EXTRACT_MSB0_UINT (insn, 16, 4, 4); \
  f_rm = EXTRACT_MSB0_UINT (insn, 16, 8, 4); \
  f_sub4 = EXTRACT_MSB0_UINT (insn, 16, 12, 4); \
 
#define EXTRACT_IFMT_FMOV1_COMPACT_VARS \
  UINT f_op4; \
  UINT f_rn; \
  UINT f_rm; \
  UINT f_sub4; \
  unsigned int length;
#define EXTRACT_IFMT_FMOV1_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_rn = EXTRACT_MSB0_UINT (insn, 16, 4, 4); \
  f_rm = EXTRACT_MSB0_UINT (insn, 16, 8, 4); \
  f_sub4 = EXTRACT_MSB0_UINT (insn, 16, 12, 4); \
 
#define EXTRACT_IFMT_FMOV2_COMPACT_VARS \
  UINT f_op4; \
  UINT f_rn; \
  UINT f_rm; \
  UINT f_sub4; \
  unsigned int length;
#define EXTRACT_IFMT_FMOV2_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_rn = EXTRACT_MSB0_UINT (insn, 16, 4, 4); \
  f_rm = EXTRACT_MSB0_UINT (insn, 16, 8, 4); \
  f_sub4 = EXTRACT_MSB0_UINT (insn, 16, 12, 4); \
 
#define EXTRACT_IFMT_FMOV5_COMPACT_VARS \
  UINT f_op4; \
  UINT f_rn; \
  UINT f_rm; \
  UINT f_sub4; \
  unsigned int length;
#define EXTRACT_IFMT_FMOV5_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_rn = EXTRACT_MSB0_UINT (insn, 16, 4, 4); \
  f_rm = EXTRACT_MSB0_UINT (insn, 16, 8, 4); \
  f_sub4 = EXTRACT_MSB0_UINT (insn, 16, 12, 4); \
 
#define EXTRACT_IFMT_FMOV8_COMPACT_VARS \
  UINT f_op4; \
  SI f_dn; \
  UINT f_7_1; \
  UINT f_rm; \
  UINT f_sub4; \
  UINT f_16_4; \
  SI f_imm12x8; \
  unsigned int length;
#define EXTRACT_IFMT_FMOV8_COMPACT_CODE \
  length = 4; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 32, 0, 4); \
  f_dn = ((EXTRACT_MSB0_UINT (insn, 32, 4, 3)) << (1)); \
  f_7_1 = EXTRACT_MSB0_UINT (insn, 32, 7, 1); \
  f_rm = EXTRACT_MSB0_UINT (insn, 32, 8, 4); \
  f_sub4 = EXTRACT_MSB0_UINT (insn, 32, 12, 4); \
  f_16_4 = EXTRACT_MSB0_UINT (insn, 32, 16, 4); \
  f_imm12x8 = ((EXTRACT_MSB0_INT (insn, 32, 20, 12)) << (3)); \
 
#define EXTRACT_IFMT_FMOV9_COMPACT_VARS \
  UINT f_op4; \
  UINT f_rn; \
  SI f_dm; \
  UINT f_11_1; \
  UINT f_sub4; \
  UINT f_16_4; \
  SI f_imm12x8; \
  unsigned int length;
#define EXTRACT_IFMT_FMOV9_COMPACT_CODE \
  length = 4; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 32, 0, 4); \
  f_rn = EXTRACT_MSB0_UINT (insn, 32, 4, 4); \
  f_dm = ((EXTRACT_MSB0_UINT (insn, 32, 8, 3)) << (1)); \
  f_11_1 = EXTRACT_MSB0_UINT (insn, 32, 11, 1); \
  f_sub4 = EXTRACT_MSB0_UINT (insn, 32, 12, 4); \
  f_16_4 = EXTRACT_MSB0_UINT (insn, 32, 16, 4); \
  f_imm12x8 = ((EXTRACT_MSB0_INT (insn, 32, 20, 12)) << (3)); \
 
#define EXTRACT_IFMT_FTRV_COMPACT_VARS \
  UINT f_op4; \
  SI f_vn; \
  UINT f_sub10; \
  unsigned int length;
#define EXTRACT_IFMT_FTRV_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_vn = ((EXTRACT_MSB0_UINT (insn, 16, 4, 2)) << (2)); \
  f_sub10 = EXTRACT_MSB0_UINT (insn, 16, 6, 10); \
 
#define EXTRACT_IFMT_MOVI20_COMPACT_VARS \
  UINT f_op4; \
  UINT f_rn; \
  INT f_imm20_hi; \
  UINT f_imm20_lo; \
  INT f_imm20; \
  UINT f_sub4; \
  unsigned int length;
#define EXTRACT_IFMT_MOVI20_COMPACT_CODE \
  length = 4; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 32, 0, 4); \
  f_rn = EXTRACT_MSB0_UINT (insn, 32, 4, 4); \
  f_imm20_hi = EXTRACT_MSB0_INT (insn, 32, 8, 4); \
  f_imm20_lo = EXTRACT_MSB0_UINT (insn, 32, 16, 16); \
  f_imm20 = ((((f_imm20_hi) << (16))) | (f_imm20_lo));\
  f_sub4 = EXTRACT_MSB0_UINT (insn, 32, 12, 4); \
 
#define EXTRACT_IFMT_MOVB5_COMPACT_VARS \
  UINT f_op8; \
  UINT f_rm; \
  UINT f_imm4; \
  unsigned int length;
#define EXTRACT_IFMT_MOVB5_COMPACT_CODE \
  length = 2; \
  f_op8 = EXTRACT_MSB0_UINT (insn, 16, 0, 8); \
  f_rm = EXTRACT_MSB0_UINT (insn, 16, 8, 4); \
  f_imm4 = EXTRACT_MSB0_UINT (insn, 16, 12, 4); \
 
#define EXTRACT_IFMT_MOVL4_COMPACT_VARS \
  UINT f_op8; \
  SI f_imm8x4; \
  unsigned int length;
#define EXTRACT_IFMT_MOVL4_COMPACT_CODE \
  length = 2; \
  f_op8 = EXTRACT_MSB0_UINT (insn, 16, 0, 8); \
  f_imm8x4 = ((EXTRACT_MSB0_UINT (insn, 16, 8, 8)) << (2)); \
 
#define EXTRACT_IFMT_MOVL5_COMPACT_VARS \
  UINT f_op4; \
  UINT f_rn; \
  UINT f_rm; \
  SI f_imm4x4; \
  unsigned int length;
#define EXTRACT_IFMT_MOVL5_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_rn = EXTRACT_MSB0_UINT (insn, 16, 4, 4); \
  f_rm = EXTRACT_MSB0_UINT (insn, 16, 8, 4); \
  f_imm4x4 = ((EXTRACT_MSB0_UINT (insn, 16, 12, 4)) << (2)); \
 
#define EXTRACT_IFMT_MOVL10_COMPACT_VARS \
  UINT f_op4; \
  UINT f_rn; \
  SI f_imm8x4; \
  unsigned int length;
#define EXTRACT_IFMT_MOVL10_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_rn = EXTRACT_MSB0_UINT (insn, 16, 4, 4); \
  f_imm8x4 = ((EXTRACT_MSB0_UINT (insn, 16, 8, 8)) << (2)); \
 
#define EXTRACT_IFMT_MOVL12_COMPACT_VARS \
  UINT f_op4; \
  UINT f_rn; \
  UINT f_rm; \
  UINT f_sub4; \
  UINT f_16_4; \
  SI f_imm12x4; \
  unsigned int length;
#define EXTRACT_IFMT_MOVL12_COMPACT_CODE \
  length = 4; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 32, 0, 4); \
  f_rn = EXTRACT_MSB0_UINT (insn, 32, 4, 4); \
  f_rm = EXTRACT_MSB0_UINT (insn, 32, 8, 4); \
  f_sub4 = EXTRACT_MSB0_UINT (insn, 32, 12, 4); \
  f_16_4 = EXTRACT_MSB0_UINT (insn, 32, 16, 4); \
  f_imm12x4 = ((EXTRACT_MSB0_INT (insn, 32, 20, 12)) << (2)); \
 
#define EXTRACT_IFMT_MOVW4_COMPACT_VARS \
  UINT f_op8; \
  SI f_imm8x2; \
  unsigned int length;
#define EXTRACT_IFMT_MOVW4_COMPACT_CODE \
  length = 2; \
  f_op8 = EXTRACT_MSB0_UINT (insn, 16, 0, 8); \
  f_imm8x2 = ((EXTRACT_MSB0_UINT (insn, 16, 8, 8)) << (1)); \
 
#define EXTRACT_IFMT_MOVW5_COMPACT_VARS \
  UINT f_op8; \
  UINT f_rm; \
  SI f_imm4x2; \
  unsigned int length;
#define EXTRACT_IFMT_MOVW5_COMPACT_CODE \
  length = 2; \
  f_op8 = EXTRACT_MSB0_UINT (insn, 16, 0, 8); \
  f_rm = EXTRACT_MSB0_UINT (insn, 16, 8, 4); \
  f_imm4x2 = ((EXTRACT_MSB0_UINT (insn, 16, 12, 4)) << (1)); \
 
#define EXTRACT_IFMT_MOVW10_COMPACT_VARS \
  UINT f_op4; \
  UINT f_rn; \
  SI f_imm8x2; \
  unsigned int length;
#define EXTRACT_IFMT_MOVW10_COMPACT_CODE \
  length = 2; \
  f_op4 = EXTRACT_MSB0_UINT (insn, 16, 0, 4); \
  f_rn = EXTRACT_MSB0_UINT (insn, 16, 4, 4); \
  f_imm8x2 = ((EXTRACT_MSB0_UINT (insn, 16, 8, 8)) << (1)); \
 
#endif /* DEFS_SH64_COMPACT_H */