sim/d30v/alu.h

   1 /* OBSOLETE /* Mitsubishi Electric Corp. D30V Simulator. */
   2 /* OBSOLETE    Copyright (C) 1997, Free Software Foundation, Inc. */
   3 /* OBSOLETE    Contributed by Cygnus Support. */
   4 /* OBSOLETE  */
   5 /* OBSOLETE This file is part of GDB, the GNU debugger. */
   6 /* OBSOLETE  */
   7 /* OBSOLETE This program is free software; you can redistribute it and/or modify */
   8 /* OBSOLETE it under the terms of the GNU General Public License as published by */
   9 /* OBSOLETE the Free Software Foundation; either version 2, or (at your option) */
  10 /* OBSOLETE any later version. */
  11 /* OBSOLETE  */
  12 /* OBSOLETE This program is distributed in the hope that it will be useful, */
  13 /* OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of */
  14 /* OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the */
  15 /* OBSOLETE GNU General Public License for more details. */
  16 /* OBSOLETE  */
  17 /* OBSOLETE You should have received a copy of the GNU General Public License along */
  18 /* OBSOLETE with this program; if not, write to the Free Software Foundation, Inc., */
  19 /* OBSOLETE 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */ */
  20 /* OBSOLETE  */
  21 /* OBSOLETE  */
  22 /* OBSOLETE #ifndef _D30V_ALU_H_ */
  23 /* OBSOLETE #define _D30V_ALU_H_ */
  24 /* OBSOLETE  */
  25 /* OBSOLETE #define ALU_CARRY (PSW_VAL(PSW_C) != 0) */
  26 /* OBSOLETE  */
  27 /* OBSOLETE #include "sim-alu.h" */
  28 /* OBSOLETE  */
  29 /* OBSOLETE #define ALU16_END(TARG, HIGH)                                               \ */
  30 /* OBSOLETE {                                                                   \ */
  31 /* OBSOLETE   unsigned32 mask, value;                                           \ */
  32 /* OBSOLETE   if (ALU16_HAD_OVERFLOW) {                                         \ */
  33 /* OBSOLETE     mask = BIT32 (PSW_V) | BIT32 (PSW_VA) | BIT32 (PSW_C);          \ */
  34 /* OBSOLETE     value = BIT32 (PSW_V) | BIT32 (PSW_VA);                         \ */
  35 /* OBSOLETE   }                                                                 \ */
  36 /* OBSOLETE   else {                                                            \ */
  37 /* OBSOLETE     mask = BIT32 (PSW_V) | BIT32 (PSW_C);                           \ */
  38 /* OBSOLETE     value = 0;                                                              \ */
  39 /* OBSOLETE   }                                                                 \ */
  40 /* OBSOLETE   if (ALU16_HAD_CARRY_BORROW)                                               \ */
  41 /* OBSOLETE     value |= BIT32 (PSW_C);                                         \ */
  42 /* OBSOLETE   if (HIGH)                                                         \ */
  43 /* OBSOLETE     WRITE32_QUEUE_MASK (TARG, ALU16_OVERFLOW_RESULT<<16, 0xffff0000);       \ */
  44 /* OBSOLETE   else                                                                      \ */
  45 /* OBSOLETE     WRITE32_QUEUE_MASK (TARG, ALU16_OVERFLOW_RESULT, 0x0000ffff);   \ */
  46 /* OBSOLETE   WRITE32_QUEUE_MASK (&PSW, value, mask);                           \ */
  47 /* OBSOLETE } */
  48 /* OBSOLETE  */
  49 /* OBSOLETE #define ALU32_END(TARG)                                                     \ */
  50 /* OBSOLETE {                                                                   \ */
  51 /* OBSOLETE   unsigned32 mask, value;                                           \ */
  52 /* OBSOLETE   if (ALU32_HAD_OVERFLOW) {                                         \ */
  53 /* OBSOLETE     mask = BIT32 (PSW_V) | BIT32 (PSW_VA) | BIT32 (PSW_C);          \ */
  54 /* OBSOLETE     value = BIT32 (PSW_V) | BIT32 (PSW_VA);                         \ */
  55 /* OBSOLETE   }                                                                 \ */
  56 /* OBSOLETE   else {                                                            \ */
  57 /* OBSOLETE     mask = BIT32 (PSW_V) | BIT32 (PSW_C);                           \ */
  58 /* OBSOLETE     value = 0;                                                              \ */
  59 /* OBSOLETE   }                                                                 \ */
  60 /* OBSOLETE   if (ALU32_HAD_CARRY_BORROW)                                               \ */
  61 /* OBSOLETE     value |= BIT32 (PSW_C);                                         \ */
  62 /* OBSOLETE   WRITE32_QUEUE (TARG, ALU32_OVERFLOW_RESULT);                              \ */
  63 /* OBSOLETE   WRITE32_QUEUE_MASK (&PSW, value, mask);                           \ */
  64 /* OBSOLETE } */
  65 /* OBSOLETE  */
  66 /* OBSOLETE #define ALU_END(TARG) ALU32_END(TARG) */
  67 /* OBSOLETE  */
  68 /* OBSOLETE  */
  69 /* OBSOLETE /* PSW & Flag manipulation */ */
  70 /* OBSOLETE  */
  71 /* OBSOLETE #define PSW_SET(BIT,VAL) BLIT32(PSW, (BIT), (VAL)) */
  72 /* OBSOLETE #define PSW_VAL(BIT) EXTRACTED32(PSW, (BIT), (BIT)) */
  73 /* OBSOLETE  */
  74 /* OBSOLETE #define PSW_F(FLAG) (17 + ((FLAG) % 8) * 2) */
  75 /* OBSOLETE #define PSW_FLAG_SET(FLAG,VAL) PSW_SET(PSW_F(FLAG), VAL) */
  76 /* OBSOLETE #define PSW_FLAG_VAL(FLAG) PSW_VAL(PSW_F(FLAG)) */
  77 /* OBSOLETE  */
  78 /* OBSOLETE #define PSW_SET_QUEUE(BIT,VAL)                                              \ */
  79 /* OBSOLETE do {                                                                        \ */
  80 /* OBSOLETE   unsigned32 mask = BIT32 (BIT);                                    \ */
  81 /* OBSOLETE   unsigned32 bitval = (VAL) ? mask : 0;                                     \ */
  82 /* OBSOLETE   WRITE32_QUEUE_MASK (&PSW, bitval, mask);                          \ */
  83 /* OBSOLETE } while (0) */
  84 /* OBSOLETE  */
  85 /* OBSOLETE #define PSW_FLAG_SET_QUEUE(FLAG,VAL)                                        \ */
  86 /* OBSOLETE do {                                                                        \ */
  87 /* OBSOLETE   unsigned32 mask = BIT32 (PSW_F (FLAG));                           \ */
  88 /* OBSOLETE   unsigned32 bitval = (VAL) ? mask : 0;                                     \ */
  89 /* OBSOLETE   WRITE32_QUEUE_MASK (&PSW, bitval, mask);                          \ */
  90 /* OBSOLETE } while (0) */
  91 /* OBSOLETE  */
  92 /* OBSOLETE /* Bring data in from the cold */ */
  93 /* OBSOLETE  */
  94 /* OBSOLETE #define IMEM(EA) \ */
  95 /* OBSOLETE (sim_core_read_8(STATE_CPU (sd, 0), cia, exec_map, (EA))) */
  96 /* OBSOLETE  */
  97 /* OBSOLETE #define MEM(SIGN, EA, NR_BYTES) \ */
  98 /* OBSOLETE ((SIGN##_##NR_BYTES) sim_core_read_unaligned_##NR_BYTES(STATE_CPU (sd, 0), cia, read_map, (EA))) */
  99 /* OBSOLETE  */
 100 /* OBSOLETE #define STORE(EA, NR_BYTES, VAL) \ */
 101 /* OBSOLETE do { \ */
 102 /* OBSOLETE   sim_core_write_unaligned_##NR_BYTES(STATE_CPU (sd, 0), cia, write_map, (EA), (VAL)); \ */
 103 /* OBSOLETE } while (0) */
 104 /* OBSOLETE  */
 105 /* OBSOLETE  */
 106 /* OBSOLETE #endif */