sysinfo.c

来自「基于4个mips核的noc设计」· C语言 代码 · 共 1,310 行 · 第 1/3 页

  short	yyssa[YYINITDEPTH];	/*  the state stack			*/
  YYSTYPE yyvsa[YYINITDEPTH];	/*  the semantic value stack		*/

  short *yyss = yyssa;		/*  refer to the stacks thru separate pointers */
  YYSTYPE *yyvs = yyvsa;	/*  to allow yyoverflow to reallocate them elsewhere */

#ifdef YYLSP_NEEDED
  YYLTYPE yylsa[YYINITDEPTH];	/*  the location stack			*/
  YYLTYPE *yyls = yylsa;
  YYLTYPE *yylsp;

#define YYPOPSTACK   (yyvsp--, yyssp--, yylsp--)
#else
#define YYPOPSTACK   (yyvsp--, yyssp--)
#endif

  int yystacksize = YYINITDEPTH;
  int yyfree_stacks = 0;

#ifdef YYPURE
  int yychar;
  YYSTYPE yylval;
  int yynerrs;
#ifdef YYLSP_NEEDED
  YYLTYPE yylloc;
#endif
#endif

  YYSTYPE yyval;		/*  the variable used to return		*/
				/*  semantic values from the action	*/
				/*  routines				*/

  int yylen;

#if YYDEBUG != 0
  if (yydebug)
    fprintf(stderr, "Starting parse\n");
#endif

  yystate = 0;
  yyerrstatus = 0;
  yynerrs = 0;
  yychar = YYEMPTY;		/* Cause a token to be read.  */

  /* Initialize stack pointers.
     Waste one element of value and location stack
     so that they stay on the same level as the state stack.
     The wasted elements are never initialized.  */

  yyssp = yyss - 1;
  yyvsp = yyvs;
#ifdef YYLSP_NEEDED
  yylsp = yyls;
#endif

/* Push a new state, which is found in  yystate  .  */
/* In all cases, when you get here, the value and location stacks
   have just been pushed. so pushing a state here evens the stacks.  */
yynewstate:

  *++yyssp = yystate;

  if (yyssp >= yyss + yystacksize - 1)
    {
      /* Give user a chance to reallocate the stack */
      /* Use copies of these so that the &'s don't force the real ones into memory. */
      YYSTYPE *yyvs1 = yyvs;
      short *yyss1 = yyss;
#ifdef YYLSP_NEEDED
      YYLTYPE *yyls1 = yyls;
#endif

      /* Get the current used size of the three stacks, in elements.  */
      int size = yyssp - yyss + 1;

#ifdef yyoverflow
      /* Each stack pointer address is followed by the size of
	 the data in use in that stack, in bytes.  */
#ifdef YYLSP_NEEDED
      /* This used to be a conditional around just the two extra args,
	 but that might be undefined if yyoverflow is a macro.  */
      yyoverflow("parser stack overflow",
		 &yyss1, size * sizeof (*yyssp),
		 &yyvs1, size * sizeof (*yyvsp),
		 &yyls1, size * sizeof (*yylsp),
		 &yystacksize);
#else
      yyoverflow("parser stack overflow",
		 &yyss1, size * sizeof (*yyssp),
		 &yyvs1, size * sizeof (*yyvsp),
		 &yystacksize);
#endif

      yyss = yyss1; yyvs = yyvs1;
#ifdef YYLSP_NEEDED
      yyls = yyls1;
#endif
#else /* no yyoverflow */
      /* Extend the stack our own way.  */
      if (yystacksize >= YYMAXDEPTH)
	{
	  yyerror("parser stack overflow");
	  if (yyfree_stacks)
	    {
	      free (yyss);
	      free (yyvs);
#ifdef YYLSP_NEEDED
	      free (yyls);
#endif
	    }
	  return 2;
	}
      yystacksize *= 2;
      if (yystacksize > YYMAXDEPTH)
	yystacksize = YYMAXDEPTH;
#ifndef YYSTACK_USE_ALLOCA
      yyfree_stacks = 1;
#endif
      yyss = (short *) YYSTACK_ALLOC (yystacksize * sizeof (*yyssp));
      __yy_memcpy ((char *)yyss, (char *)yyss1,
		   size * (unsigned int) sizeof (*yyssp));
      yyvs = (YYSTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yyvsp));
      __yy_memcpy ((char *)yyvs, (char *)yyvs1,
		   size * (unsigned int) sizeof (*yyvsp));
#ifdef YYLSP_NEEDED
      yyls = (YYLTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yylsp));
      __yy_memcpy ((char *)yyls, (char *)yyls1,
		   size * (unsigned int) sizeof (*yylsp));
#endif
#endif /* no yyoverflow */

      yyssp = yyss + size - 1;
      yyvsp = yyvs + size - 1;
#ifdef YYLSP_NEEDED
      yylsp = yyls + size - 1;
#endif

#if YYDEBUG != 0
      if (yydebug)
	fprintf(stderr, "Stack size increased to %d\n", yystacksize);
#endif

      if (yyssp >= yyss + yystacksize - 1)
	YYABORT;
    }

#if YYDEBUG != 0
  if (yydebug)
    fprintf(stderr, "Entering state %d\n", yystate);
#endif

  goto yybackup;
 yybackup:

/* Do appropriate processing given the current state.  */
/* Read a lookahead token if we need one and don't already have one.  */
/* yyresume: */

  /* First try to decide what to do without reference to lookahead token.  */

  yyn = yypact[yystate];
  if (yyn == YYFLAG)
    goto yydefault;

  /* Not known => get a lookahead token if don't already have one.  */

  /* yychar is either YYEMPTY or YYEOF
     or a valid token in external form.  */

  if (yychar == YYEMPTY)
    {
#if YYDEBUG != 0
      if (yydebug)
	fprintf(stderr, "Reading a token: ");
#endif
      yychar = YYLEX;
    }

  /* Convert token to internal form (in yychar1) for indexing tables with */

  if (yychar <= 0)		/* This means end of input. */
    {
      yychar1 = 0;
      yychar = YYEOF;		/* Don't call YYLEX any more */

#if YYDEBUG != 0
      if (yydebug)
	fprintf(stderr, "Now at end of input.\n");
#endif
    }
  else
    {
      yychar1 = YYTRANSLATE(yychar);

#if YYDEBUG != 0
      if (yydebug)
	{
	  fprintf (stderr, "Next token is %d (%s", yychar, yytname[yychar1]);
	  /* Give the individual parser a way to print the precise meaning
	     of a token, for further debugging info.  */
#ifdef YYPRINT
	  YYPRINT (stderr, yychar, yylval);
#endif
	  fprintf (stderr, ")\n");
	}
#endif
    }

  yyn += yychar1;
  if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != yychar1)
    goto yydefault;

  yyn = yytable[yyn];

  /* yyn is what to do for this token type in this state.
     Negative => reduce, -yyn is rule number.
     Positive => shift, yyn is new state.
       New state is final state => don't bother to shift,
       just return success.
     0, or most negative number => error.  */

  if (yyn < 0)
    {
      if (yyn == YYFLAG)
	goto yyerrlab;
      yyn = -yyn;
      goto yyreduce;
    }
  else if (yyn == 0)
    goto yyerrlab;

  if (yyn == YYFINAL)
    YYACCEPT;

  /* Shift the lookahead token.  */

#if YYDEBUG != 0
  if (yydebug)
    fprintf(stderr, "Shifting token %d (%s), ", yychar, yytname[yychar1]);
#endif

  /* Discard the token being shifted unless it is eof.  */
  if (yychar != YYEOF)
    yychar = YYEMPTY;

  *++yyvsp = yylval;
#ifdef YYLSP_NEEDED
  *++yylsp = yylloc;
#endif

  /* count tokens shifted since error; after three, turn off error status.  */
  if (yyerrstatus) yyerrstatus--;

  yystate = yyn;
  goto yynewstate;

/* Do the default action for the current state.  */
yydefault:

  yyn = yydefact[yystate];
  if (yyn == 0)
    goto yyerrlab;

/* Do a reduction.  yyn is the number of a rule to reduce with.  */
yyreduce:
  yylen = yyr2[yyn];
  if (yylen > 0)
    yyval = yyvsp[1-yylen]; /* implement default value of the action */

#if YYDEBUG != 0
  if (yydebug)
    {
      int i;

      fprintf (stderr, "Reducing via rule %d (line %d), ",
	       yyn, yyrline[yyn]);

      /* Print the symbols being reduced, and their result.  */
      for (i = yyprhs[yyn]; yyrhs[i] > 0; i++)
	fprintf (stderr, "%s ", yytname[yyrhs[i]]);
      fprintf (stderr, " -> %s\n", yytname[yyr1[yyn]]);
    }
#endif


  switch (yyn) {

case 1:
#line 57 "sysinfo.y"
{
  switch (writecode)
    {
    case 'i':
      printf("#ifdef SYSROFF_SWAP_IN\n");
      break; 
    case 'p':
      printf("#ifdef SYSROFF_p\n");
      break; 
    case 'd':
      break;
    case 'g':
      printf("#ifdef SYSROFF_SWAP_OUT\n");
      break;
    case 'c':
      printf("#ifdef SYSROFF_PRINT\n");
      printf("#include <stdio.h>\n");
      printf("#include <stdlib.h>\n");
      break;
    }
 ;
    break;}
case 2:
#line 78 "sysinfo.y"
{
  switch (writecode) {
  case 'i':
  case 'p':
  case 'g':
  case 'c':
    printf("#endif\n");
    break; 
  case 'd':
    break;
  }
;
    break;}
case 5:
#line 100 "sysinfo.y"
{
	it = yyvsp[-1].s; code = yyvsp[0].i;
	switch (writecode) 
	  {
	  case 'd':
	    printf("\n\n\n#define IT_%s_CODE 0x%x\n", it,code);
	    printf("struct IT_%s { \n", it);
	    break;
	  case 'i':
	    printf("void sysroff_swap_%s_in(ptr)\n",yyvsp[-1].s);
	    printf("struct IT_%s *ptr;\n", it);
	    printf("{\n");
	    printf("char raw[255];\n");
	    printf("\tint idx = 0 ;\n");
	    printf("\tint size;\n");
	    printf("memset(raw,0,255);\n");	
	    printf("memset(ptr,0,sizeof(*ptr));\n");
	    printf("size = fillup(raw);\n");
	    break;
	  case 'g':
	    printf("void sysroff_swap_%s_out(file,ptr)\n",yyvsp[-1].s);
	    printf("FILE * file;\n");
	    printf("struct IT_%s *ptr;\n", it);
	    printf("{\n");
	    printf("\tchar raw[255];\n");
	    printf("\tint idx = 16 ;\n");
	    printf("\tmemset (raw, 0, 255);\n");
	    printf("\tcode = IT_%s_CODE;\n", it);
	    break;
	  case 'o':
	    printf("void sysroff_swap_%s_out(abfd,ptr)\n",yyvsp[-1].s);
	    printf("bfd * abfd;\n");
	    printf("struct IT_%s *ptr;\n",it);
	    printf("{\n");
	    printf("int idx = 0 ;\n");
	    break;
	  case 'c':
	    printf("void sysroff_print_%s_out(ptr)\n",yyvsp[-1].s);
	    printf("struct IT_%s *ptr;\n", it);
	    printf("{\n");
	    printf("itheader(\"%s\", IT_%s_CODE);\n",yyvsp[-1].s,yyvsp[-1].s);
	    break;

	  case 't':
	    break;
	  }

      ;
    break;}
case 6:
#line 150 "sysinfo.y"
{
  switch (writecode) {
  case 'd': 
    printf("};\n");
    break;
  case 'g':
    printf("\tchecksum(file,raw, idx, IT_%s_CODE);\n", it);
    
  case 'i':

  case 'o':
  case 'c':
    printf("}\n");
  }
;
    break;}
case 11:
#line 177 "sysinfo.y"
{
	  rdepth++;
	  switch (writecode) 
	    {
	    case 'c':
	      if (rdepth==1)
	      printf("\tprintf(\"repeat %%d\\n\", %s);\n",yyvsp[0].s);
	      if (rdepth==2)
	      printf("\tprintf(\"repeat %%d\\n\", %s[n]);\n",yyvsp[0].s);
	    case 'i':
	    case 'g':
	    case 'o':

	      if (rdepth==1) 
		{
	      printf("\t{ int n; for (n = 0; n < %s; n++) {\n",    yyvsp[0].s);
	    }
	      if (rdepth == 2) {
	      printf("\t{ int m; for (m = 0; m < %s[n]; m++) {\n",    yyvsp[0].s);
	    }		

	      break;
	    }

	  oldrepeat = repeat;
         repeat = yyvsp[0].s;
	;
    break;}
case 12:
#line 207 "sysinfo.y"
{
	  repeat = oldrepeat;
	  oldrepeat =0;
	  rdepth--;
	  switch (writecode)
	    {
	    case 'i':
	    case 'g':
	    case 'o':
	    case 'c':