board/MAI/bios_emulator/scitech/src/v86bios/lex.l

   1 %{
   2 #include "parser.h"
   3
   4 #include <string.h>
   5 #include <stdio.h>
   6
   7  void getline(char *buf,int *num,int max_num);
   8
   9 #define YY_INPUT(buf,result,max_size) {\
  10       getline(buf,&result,max_size);\
  11       }
  12
  13  void
  14  yyerror (char *s)
  15  {
  16      printf ("%s\n", s);
  17  }
  18
  19 %}
  20
  21 DIGIT [0-9a-fA-F]
  22
  23 %%
  24
  25 "0x"?{DIGIT}+ { yylval = strtol(yytext,NULL,0); return TOK_NUM; }
  26 "ax"          { return TOK_REG_AX; }
  27 "bx"          { return TOK_REG_BX; }
  28 "cx"          { return TOK_REG_CX; }
  29 "dx"          { return TOK_REG_DX; }
  30 "di"          { return TOK_REG_SI; }
  31 "si"          { return TOK_REG_DI; }
  32 "ds"          { return TOK_SEG_DS; }
  33 "es"          { return TOK_SEG_ES; }
  34 ":"           { return TOK_SEP;}
  35 "$"{DIGIT}{1,2} { yylval = strtol(yytext+1,NULL,0); return TOK_VAR; }
  36 "$mem"        { return TOK_VAR_MEM; }
  37 [ \t]+
  38 "#".*[\n]   { return TOK_END; }
  39 "boot"        { return TOK_COMMAND_BOOT; }
  40 "do"          { return TOK_COMMAND_EXEC; }
  41 "\"".*"\""    { yylval = (unsigned long) yytext; return TOK_STRING; }
  42 "byte"        { return TOK_BYTE; }
  43 "word"        { return TOK_WORD; }
  44 "long"        { return TOK_LONG; }
  45 "setmem"      { return TOK_COMMAND_MEMSET; }
  46 "dumpmem"     { return TOK_COMMAND_MEMDUMP; }
  47 "quit"        { return TOK_COMMAND_QUIT; }
  48 "\n"          { return TOK_END; }
  49 "select"      { return TOK_SELECT; }
  50 "isa"         { return TOK_ISA; }
  51 "pci"         { return TOK_PCI; }
  52 "pport"       { return TOK_PRINT_PORT; }
  53 "iostat"      { return TOK_IOSTAT; }
  54 "pirq"        { return TOK_PRINT_IRQ; }
  55 "ppci"        { return TOK_PPCI; }
  56 "pip"         { return TOK_PIP; }
  57 "trace"       { return TOK_TRACE; }
  58 "on"          { return TOK_ON; }
  59 "off"         { return TOK_OFF; }
  60 "verbose"     { return TOK_VERBOSE; }
  61 "log"         { return TOK_LOG; }
  62 "print"       { return TOK_STDOUT; }
  63 "clstat"      { return TOK_CLSTAT; }
  64 "hlt"         { return TOK_HLT; }
  65 "del"         { return TOK_DEL; }
  66 "ioperm"      { return TOK_IOPERM; }
  67 "lpci"        { return TOK_DUMP_PCI; }
  68 "bootbios"    { return TOK_BOOT_BIOS; }
  69 "?"           { return '?'; }
  70 .             { return TOK_ERROR; }
  71
  72 %%
  73
  74
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  79