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/* dumpverilog.c -- Dumps memory region as Verilog representation
   or as hex code
   Copyright (C) 2000 Damjan Lampret, lampret@opencores.org
 
This file is part of OpenRISC 1000 Architectural Simulator.
 
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 2 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, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
 
/* Verilog dump can be used for stimulating OpenRISC Verilog RTL models. */
 
#include <stdio.h>
#include <ctype.h>
#include <string.h>
 
#include "config.h"
#include "sim-config.h"
 
#include "parse.h"
#include "abstract.h"
#include "arch.h"
#include "trace.h"
#include "execute.h"
#include "sprs.h"
#include "stats.h"
#include "except.h"
#include "dumpverilog.h"
#include "opcode/or32.h"
 
extern struct mem_entry mem[MEMORY_LEN];
extern char rcsrev[];
extern char *disassembled;
 
void dumpverilog(char *verilog_modname, unsigned int from, unsigned int to)
{
  unsigned int i, done = 0;
  struct label_entry *tmp;
  char dis[DISWIDTH + 100];
  int breakpoint = 0;
 
  printf("// This file was generated by or1ksim %s\n", rcsrev);
  printf(OR1K_MEM_VERILOG_HEADER(verilog_modname, from/DWQ, to/DWQ, (DISWIDTH*8)));
 
  for(i = from; i < to && i < (MEMORY_START + MEMORY_LEN); i++)
    {
      int bp;
      unsigned int _insn = evalsim_mem32 (i, &bp);
      int index = insn_decode(_insn);
      if (index >= 0)
	{
	  tmp = mem[i].label;
	  for(; tmp; tmp = tmp->next)
	    printf("\n//\t%s%s", tmp->name, LABELEND_CHAR);
 
	  printf("\n\tmem['h%x] = %d'h%.2x%.2x", i/DWQ, DW, mem[i].data, mem[i+1].data);
	  printf("%.2x%.2x;", mem[i+2].data, mem[i+3].data);
 
	  disassemble_insn (_insn);
	  strcpy (dis, disassembled);
 
	  if (strlen(dis) < DISWIDTH)
	    memset(dis + strlen(dis), ' ', DISWIDTH);
	  dis[DISWIDTH] = '\0';
	  printf("\n\tdis['h%x] = {\"%s\"};", i/DWQ, dis);
	  dis[0] = '\0';
	  i += insn_len(index) - 1;
	}
      else
	{
	  if (i % 64 == 0)
	    printf("\n");
 
	  printf("\n\tmem['h%x] = 'h%.2x;", i/DWQ, (unsigned char)mem[i].data);
	}
      done = 1;
    }
 
  if (done)
    {
      printf(OR1K_MEM_VERILOG_FOOTER);
      return;
    }
 
  /* this needs to be fixed */
 
  for(i = from; i < to; i++)
    {
      if (i % 8 == 0)
	printf("\n%.8x:  ", i);
 
      /* don't print ascii chars below 0x20. */
      if (evalsim_mem32(i,&breakpoint) < 0x20)
	printf("0x%.2x     ", (unsigned char)evalsim_mem32(i,&breakpoint));
      else
	printf("0x%.2x'%c'  ", (unsigned char)evalsim_mem32(i,&breakpoint), (unsigned char)evalsim_mem32(i,&breakpoint)); 
    }
  printf(OR1K_MEM_VERILOG_FOOTER);
}
 
void dumphex(unsigned int from, unsigned int to)
{
  unsigned int i, done = 0;
  int breakpoint = 0;
 
  for(i = from; i < to && i < (MEMORY_START + MEMORY_LEN); i++) {
    unsigned int _insn = evalsim_mem32 (i, &breakpoint);
    int index = insn_decode(_insn);
    if (index >= 0)
      {
	printf("%.2x%.2x", mem[i].data, mem[i+1].data);
	printf("%.2x%.2x\n", mem[i+2].data, mem[i+3].data);
	i += insn_len(index) - 1;
      }
    else
      printf("%.2x\n", (unsigned char)mem[i].data);
  }
}