sim/msp430/msp430-sim.h

   1 /* Simulator for TI MSP430 and MSP430x processors.
   2
   3    Copyright (C) 2012-2024 Free Software Foundation, Inc.
   4    Contributed by Red Hat, Inc.
   5
   6    This file is part of simulators.
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  20
  21 #ifndef _MSP430_SIM_H_
  22 #define _MSP430_SIM_H_
  23
  24 typedef enum { UNSIGN_32, SIGN_32, UNSIGN_MAC_32, SIGN_MAC_32 } hwmult_type;
  25 typedef enum { UNSIGN_64, SIGN_64 } hw32mult_type;
  26
  27 struct msp430_cpu_state
  28 {
  29   int regs[16];
  30   int cio_breakpoint;
  31   int cio_buffer;
  32
  33   hwmult_type  hwmult_type;
  34   uint16_t   hwmult_op1;
  35   uint16_t   hwmult_op2;
  36   uint32_t   hwmult_result;
  37   int32_t     hwmult_signed_result;
  38   uint32_t   hwmult_accumulator;
  39   int32_t     hwmult_signed_accumulator;
  40
  41   hw32mult_type  hw32mult_type;
  42   uint32_t     hw32mult_op1;
  43   uint32_t     hw32mult_op2;
  44   uint64_t     hw32mult_result;
  45 };
  46
  47 #define HWMULT(sd, field) MSP430_SIM_CPU (STATE_CPU (sd, 0))->field
  48
  49 #define MSP430_SIM_CPU(cpu) ((struct msp430_cpu_state *) CPU_ARCH_DATA (cpu))
  50
  51 #endif