From 2044770601dff8f1bd1c6cb9d0617f669b430e1d Mon Sep 17 00:00:00 2001
From: Dimitar Trendafilov <dimitar@coherent-labs.com>
Date: Wed, 7 Nov 2018 09:18:56 +0200
Subject: Replaced go* commands with jmp* commands (#38)

---
 spasm/src/asm/lexer.cpp | 2787 ++++++++++++++++++++++++++++-------------------
 1 file changed, 1664 insertions(+), 1123 deletions(-)

(limited to 'spasm/src/asm/lexer.cpp')

diff --git a/spasm/src/asm/lexer.cpp b/spasm/src/asm/lexer.cpp
index ef650e4..659beae 100644
--- a/spasm/src/asm/lexer.cpp
+++ b/spasm/src/asm/lexer.cpp
@@ -1,1123 +1,1664 @@
-/* Generated by re2c 0.13.5 on Wed Jun 25 12:01:36 2008 */
-#line 1 "lexer.re"
-#include <iostream>
-
-#include "lexer.hpp"
-
-#include "token.hpp"
-
-namespace SpasmImpl
-{
-namespace ASM
-{
-//! Namespace for all lexical analisys classes
-namespace Lexer
-{
-Lexer::Lexer(std::istream& _file, size_t _buffer_size)
-    : file(&_file), buffer_size(_buffer_size), state(unsigned(-1)), lineno(0)
-{
-    buffer = new char[buffer_size];
-    cursor = limit = marker = token_start = NULL;
-}
-
-Lexer::~Lexer()
-{
-    delete[] buffer;
-}
-
-bool Lexer::tokenize(TokenStream& ts)
-{
-#line 43 "lexer.re"
-
-    switch (state)
-    {
-        default:
-            goto yy0;
-        case 0:
-            goto yyFillLabel0;
-        case 1:
-            goto yyFillLabel1;
-        case 2:
-            goto yyFillLabel2;
-        case 3:
-            goto yyFillLabel3;
-        case 4:
-            goto yyFillLabel4;
-    }
-
-    while (1)
-    {
-#line 48 "lexer.cpp"
-
-    yy0:
-        state = (0);
-        if ((limit - cursor) < 8)
-            return true;
-    yyFillLabel0:
-        yych = *cursor;
-        if (yych <= '<')
-        {
-            if (yych <= ')')
-            {
-                if (yych <= '\n')
-                {
-                    if (yych <= 0x00)
-                        goto yy30;
-                    if (yych <= 0x08)
-                        goto yy32;
-                    if (yych <= '\t')
-                        goto yy26;
-                    goto yy28;
-                }
-                else
-                {
-                    if (yych <= ' ')
-                    {
-                        if (yych <= 0x1F)
-                            goto yy32;
-                        goto yy26;
-                    }
-                    else
-                    {
-                        if (yych == '%')
-                            goto yy17;
-                        goto yy32;
-                    }
-                }
-            }
-            else
-            {
-                if (yych <= '.')
-                {
-                    if (yych <= '+')
-                    {
-                        if (yych <= '*')
-                            goto yy13;
-                        goto yy11;
-                    }
-                    else
-                    {
-                        if (yych != '-')
-                            goto yy32;
-                    }
-                }
-                else
-                {
-                    if (yych <= '0')
-                    {
-                        if (yych <= '/')
-                            goto yy15;
-                        goto yy4;
-                    }
-                    else
-                    {
-                        if (yych <= '9')
-                            goto yy6;
-                        if (yych <= ';')
-                            goto yy32;
-                        goto yy23;
-                    }
-                }
-            }
-        }
-        else
-        {
-            if (yych <= 'f')
-            {
-                if (yych <= '_')
-                {
-                    if (yych <= '@')
-                        goto yy32;
-                    if (yych <= 'Z')
-                        goto yy25;
-                    if (yych <= '^')
-                        goto yy32;
-                    goto yy25;
-                }
-                else
-                {
-                    if (yych <= 'b')
-                    {
-                        if (yych <= '`')
-                            goto yy32;
-                        goto yy25;
-                    }
-                    else
-                    {
-                        if (yych <= 'c')
-                            goto yy20;
-                        if (yych <= 'd')
-                            goto yy9;
-                        goto yy25;
-                    }
-                }
-            }
-            else
-            {
-                if (yych <= 'p')
-                {
-                    if (yych <= 'k')
-                    {
-                        if (yych <= 'g')
-                            goto yy19;
-                        goto yy25;
-                    }
-                    else
-                    {
-                        if (yych <= 'l')
-                            goto yy21;
-                        if (yych <= 'o')
-                            goto yy25;
-                        goto yy7;
-                    }
-                }
-                else
-                {
-                    if (yych <= 'r')
-                    {
-                        if (yych <= 'q')
-                            goto yy25;
-                        goto yy10;
-                    }
-                    else
-                    {
-                        if (yych <= 's')
-                            goto yy22;
-                        if (yych <= 'z')
-                            goto yy25;
-                        goto yy32;
-                    }
-                }
-            }
-        }
-        ++cursor;
-        if ((yych = *cursor) == '0')
-            goto yy99;
-#line 116 "lexer.re"
-        {
-            ts.push_token(Token(Token::minus, lineno));
-            token_start = cursor;
-
-            continue;
-        }
-#line 138 "lexer.cpp"
-    yy4:
-        yych = *(marker = ++cursor);
-        if (yych == 'X')
-            goto yy94;
-        if (yych == 'x')
-            goto yy94;
-    yy5:
-#line 58 "lexer.re"
-    {
-        ts.push_token(Token(Token::integer, lineno, token_start, cursor));
-        token_start = cursor;
-
-        continue;
-    }
-#line 152 "lexer.cpp"
-    yy6:
-        yych = *++cursor;
-        goto yy93;
-    yy7:
-        ++cursor;
-        if ((yych = *cursor) <= 'q')
-        {
-            if (yych == 'o')
-                goto yy80;
-            goto yy37;
-        }
-        else
-        {
-            if (yych <= 'r')
-                goto yy81;
-            if (yych == 'u')
-                goto yy82;
-            goto yy37;
-        }
-    yy8:
-#line 212 "lexer.re"
-    {
-        ts.push_token(Token(Token::ident, lineno, token_start, cursor));
-        token_start = cursor;
-
-        continue;
-    }
-#line 175 "lexer.cpp"
-    yy9:
-        yych = *++cursor;
-        if (yych == 'u')
-            goto yy77;
-        goto yy37;
-    yy10:
-        yych = *++cursor;
-        if (yych == 'e')
-            goto yy71;
-        goto yy37;
-    yy11:
-        ++cursor;
-#line 109 "lexer.re"
-        {
-            ts.push_token(Token(Token::plus, lineno));
-            token_start = cursor;
-
-            continue;
-        }
-#line 193 "lexer.cpp"
-    yy13:
-        ++cursor;
-#line 123 "lexer.re"
-        {
-            ts.push_token(Token(Token::multiply, lineno));
-            token_start = cursor;
-
-            continue;
-        }
-#line 203 "lexer.cpp"
-    yy15:
-        ++cursor;
-#line 130 "lexer.re"
-        {
-            ts.push_token(Token(Token::divide, lineno));
-            token_start = cursor;
-
-            continue;
-        }
-#line 213 "lexer.cpp"
-    yy17:
-        ++cursor;
-#line 137 "lexer.re"
-        {
-            ts.push_token(Token(Token::modulus, lineno));
-            token_start = cursor;
-
-            continue;
-        }
-#line 223 "lexer.cpp"
-    yy19:
-        yych = *++cursor;
-        if (yych == 'o')
-            goto yy58;
-        goto yy37;
-    yy20:
-        yych = *++cursor;
-        if (yych == 'a')
-            goto yy54;
-        goto yy37;
-    yy21:
-        yych = *++cursor;
-        if (yych == 'a')
-            goto yy45;
-        if (yych == 'o')
-            goto yy46;
-        goto yy37;
-    yy22:
-        yych = *++cursor;
-        if (yych == 't')
-            goto yy40;
-        goto yy37;
-    yy23:
-        ++cursor;
-        if ((yych = *cursor) == '=')
-            goto yy38;
-#line 198 "lexer.re"
-        {
-            ts.push_token(Token(Token::less, lineno));
-            token_start = cursor;
-
-            continue;
-        }
-#line 251 "lexer.cpp"
-    yy25:
-        yych = *++cursor;
-        goto yy37;
-    yy26:
-        ++cursor;
-        yych = *cursor;
-        goto yy35;
-    yy27:
-#line 220 "lexer.re"
-    {
-        token_start = cursor;
-
-        continue;
-    }
-#line 266 "lexer.cpp"
-    yy28:
-        ++cursor;
-#line 226 "lexer.re"
-        {
-            ++lineno;
-            token_start = cursor;
-
-            continue;
-        }
-#line 276 "lexer.cpp"
-    yy30:
-        ++cursor;
-#line 233 "lexer.re"
-        {
-            ts.push_token(Token(Token::endinput, lineno));
-
-            break;
-        }
-#line 285 "lexer.cpp"
-    yy32:
-        ++cursor;
-#line 239 "lexer.re"
-        {
-            return false;
-        }
-#line 292 "lexer.cpp"
-    yy34:
-        ++cursor;
-        state = (1);
-        if (limit <= cursor)
-            return true;
-    yyFillLabel1:
-        yych = *cursor;
-    yy35:
-        if (yych == '\t')
-            goto yy34;
-        if (yych == ' ')
-            goto yy34;
-        goto yy27;
-    yy36:
-        ++cursor;
-        state = (2);
-        if (limit <= cursor)
-            return true;
-    yyFillLabel2:
-        yych = *cursor;
-    yy37:
-        if (yych <= 'Z')
-        {
-            if (yych <= '/')
-                goto yy8;
-            if (yych <= '9')
-                goto yy36;
-            if (yych <= '@')
-                goto yy8;
-            goto yy36;
-        }
-        else
-        {
-            if (yych <= '_')
-            {
-                if (yych <= '^')
-                    goto yy8;
-                goto yy36;
-            }
-            else
-            {
-                if (yych <= '`')
-                    goto yy8;
-                if (yych <= 'z')
-                    goto yy36;
-                goto yy8;
-            }
-        }
-    yy38:
-        ++cursor;
-#line 192 "lexer.re"
-        {
-            ts.push_token(Token(Token::lesseq, lineno));
-            token_start = cursor;
-
-            continue;
-        }
-#line 334 "lexer.cpp"
-    yy40:
-        yych = *++cursor;
-        if (yych != 'o')
-            goto yy37;
-        yych = *++cursor;
-        if (yych != 'r')
-            goto yy37;
-        yych = *++cursor;
-        if (yych != 'e')
-            goto yy37;
-        ++cursor;
-        if ((yych = *cursor) <= 'Z')
-        {
-            if (yych <= '/')
-                goto yy44;
-            if (yych <= '9')
-                goto yy36;
-            if (yych >= 'A')
-                goto yy36;
-        }
-        else
-        {
-            if (yych <= '_')
-            {
-                if (yych >= '_')
-                    goto yy36;
-            }
-            else
-            {
-                if (yych <= '`')
-                    goto yy44;
-                if (yych <= 'z')
-                    goto yy36;
-            }
-        }
-    yy44:
-#line 186 "lexer.re"
-    {
-        ts.push_token(Token(Token::store, lineno));
-        token_start = cursor;
-
-        continue;
-    }
-#line 363 "lexer.cpp"
-    yy45:
-        yych = *++cursor;
-        if (yych == 'b')
-            goto yy50;
-        goto yy37;
-    yy46:
-        yych = *++cursor;
-        if (yych != 'a')
-            goto yy37;
-        yych = *++cursor;
-        if (yych != 'd')
-            goto yy37;
-        ++cursor;
-        if ((yych = *cursor) <= 'Z')
-        {
-            if (yych <= '/')
-                goto yy49;
-            if (yych <= '9')
-                goto yy36;
-            if (yych >= 'A')
-                goto yy36;
-        }
-        else
-        {
-            if (yych <= '_')
-            {
-                if (yych >= '_')
-                    goto yy36;
-            }
-            else
-            {
-                if (yych <= '`')
-                    goto yy49;
-                if (yych <= 'z')
-                    goto yy36;
-            }
-        }
-    yy49:
-#line 179 "lexer.re"
-    {
-        ts.push_token(Token(Token::load, lineno));
-        token_start = cursor;
-
-        continue;
-    }
-#line 394 "lexer.cpp"
-    yy50:
-        yych = *++cursor;
-        if (yych != 'e')
-            goto yy37;
-        yych = *++cursor;
-        if (yych != 'l')
-            goto yy37;
-        ++cursor;
-        if ((yych = *cursor) <= 'Z')
-        {
-            if (yych <= '/')
-                goto yy53;
-            if (yych <= '9')
-                goto yy36;
-            if (yych >= 'A')
-                goto yy36;
-        }
-        else
-        {
-            if (yych <= '_')
-            {
-                if (yych >= '_')
-                    goto yy36;
-            }
-            else
-            {
-                if (yych <= '`')
-                    goto yy53;
-                if (yych <= 'z')
-                    goto yy36;
-            }
-        }
-    yy53:
-#line 205 "lexer.re"
-    {
-        ts.push_token(Token(Token::label, lineno));
-        token_start = cursor;
-
-        continue;
-    }
-#line 421 "lexer.cpp"
-    yy54:
-        yych = *++cursor;
-        if (yych != 'l')
-            goto yy37;
-        yych = *++cursor;
-        if (yych != 'l')
-            goto yy37;
-        ++cursor;
-        if ((yych = *cursor) <= 'Z')
-        {
-            if (yych <= '/')
-                goto yy57;
-            if (yych <= '9')
-                goto yy36;
-            if (yych >= 'A')
-                goto yy36;
-        }
-        else
-        {
-            if (yych <= '_')
-            {
-                if (yych >= '_')
-                    goto yy36;
-            }
-            else
-            {
-                if (yych <= '`')
-                    goto yy57;
-                if (yych <= 'z')
-                    goto yy36;
-            }
-        }
-    yy57:
-#line 165 "lexer.re"
-    {
-        ts.push_token(Token(Token::call, lineno));
-        token_start = cursor;
-
-        continue;
-    }
-#line 448 "lexer.cpp"
-    yy58:
-        ++cursor;
-        if ((yych = *cursor) <= '_')
-        {
-            if (yych <= '@')
-            {
-                if (yych <= '/')
-                    goto yy59;
-                if (yych <= '9')
-                    goto yy36;
-            }
-            else
-            {
-                if (yych <= 'Z')
-                    goto yy36;
-                if (yych >= '_')
-                    goto yy36;
-            }
-        }
-        else
-        {
-            if (yych <= 'f')
-            {
-                if (yych <= '`')
-                    goto yy59;
-                if (yych <= 'e')
-                    goto yy36;
-                goto yy61;
-            }
-            else
-            {
-                if (yych == 't')
-                    goto yy60;
-                if (yych <= 'z')
-                    goto yy36;
-            }
-        }
-    yy59:
-#line 158 "lexer.re"
-    {
-        ts.push_token(Token(Token::go, lineno));
-        token_start = cursor;
-
-        continue;
-    }
-#line 477 "lexer.cpp"
-    yy60:
-        yych = *++cursor;
-        if (yych == 'r')
-            goto yy67;
-        goto yy37;
-    yy61:
-        yych = *++cursor;
-        if (yych != 'a')
-            goto yy37;
-        yych = *++cursor;
-        if (yych != 'l')
-            goto yy37;
-        yych = *++cursor;
-        if (yych != 's')
-            goto yy37;
-        yych = *++cursor;
-        if (yych != 'e')
-            goto yy37;
-        ++cursor;
-        if ((yych = *cursor) <= 'Z')
-        {
-            if (yych <= '/')
-                goto yy66;
-            if (yych <= '9')
-                goto yy36;
-            if (yych >= 'A')
-                goto yy36;
-        }
-        else
-        {
-            if (yych <= '_')
-            {
-                if (yych >= '_')
-                    goto yy36;
-            }
-            else
-            {
-                if (yych <= '`')
-                    goto yy66;
-                if (yych <= 'z')
-                    goto yy36;
-            }
-        }
-    yy66:
-#line 151 "lexer.re"
-    {
-        ts.push_token(Token(Token::gofalse, lineno));
-        token_start = cursor;
-
-        continue;
-    }
-#line 512 "lexer.cpp"
-    yy67:
-        yych = *++cursor;
-        if (yych != 'u')
-            goto yy37;
-        yych = *++cursor;
-        if (yych != 'e')
-            goto yy37;
-        ++cursor;
-        if ((yych = *cursor) <= 'Z')
-        {
-            if (yych <= '/')
-                goto yy70;
-            if (yych <= '9')
-                goto yy36;
-            if (yych >= 'A')
-                goto yy36;
-        }
-        else
-        {
-            if (yych <= '_')
-            {
-                if (yych >= '_')
-                    goto yy36;
-            }
-            else
-            {
-                if (yych <= '`')
-                    goto yy70;
-                if (yych <= 'z')
-                    goto yy36;
-            }
-        }
-    yy70:
-#line 144 "lexer.re"
-    {
-        ts.push_token(Token(Token::gotrue, lineno));
-        token_start = cursor;
-
-        continue;
-    }
-#line 539 "lexer.cpp"
-    yy71:
-        yych = *++cursor;
-        if (yych == 'a')
-            goto yy72;
-        if (yych == 't')
-            goto yy73;
-        goto yy37;
-    yy72:
-        yych = *++cursor;
-        if (yych == 'd')
-            goto yy75;
-        goto yy37;
-    yy73:
-        ++cursor;
-        if ((yych = *cursor) <= 'Z')
-        {
-            if (yych <= '/')
-                goto yy74;
-            if (yych <= '9')
-                goto yy36;
-            if (yych >= 'A')
-                goto yy36;
-        }
-        else
-        {
-            if (yych <= '_')
-            {
-                if (yych >= '_')
-                    goto yy36;
-            }
-            else
-            {
-                if (yych <= '`')
-                    goto yy74;
-                if (yych <= 'z')
-                    goto yy36;
-            }
-        }
-    yy74:
-#line 172 "lexer.re"
-    {
-        ts.push_token(Token(Token::ret, lineno));
-        token_start = cursor;
-
-        continue;
-    }
-#line 571 "lexer.cpp"
-    yy75:
-        ++cursor;
-        if ((yych = *cursor) <= 'Z')
-        {
-            if (yych <= '/')
-                goto yy76;
-            if (yych <= '9')
-                goto yy36;
-            if (yych >= 'A')
-                goto yy36;
-        }
-        else
-        {
-            if (yych <= '_')
-            {
-                if (yych >= '_')
-                    goto yy36;
-            }
-            else
-            {
-                if (yych <= '`')
-                    goto yy76;
-                if (yych <= 'z')
-                    goto yy36;
-            }
-        }
-    yy76:
-#line 95 "lexer.re"
-    {
-        ts.push_token(Token(Token::read, lineno));
-        token_start = cursor;
-
-        continue;
-    }
-#line 594 "lexer.cpp"
-    yy77:
-        yych = *++cursor;
-        if (yych != 'p')
-            goto yy37;
-        ++cursor;
-        if ((yych = *cursor) <= 'Z')
-        {
-            if (yych <= '/')
-                goto yy79;
-            if (yych <= '9')
-                goto yy36;
-            if (yych >= 'A')
-                goto yy36;
-        }
-        else
-        {
-            if (yych <= '_')
-            {
-                if (yych >= '_')
-                    goto yy36;
-            }
-            else
-            {
-                if (yych <= '`')
-                    goto yy79;
-                if (yych <= 'z')
-                    goto yy36;
-            }
-        }
-    yy79:
-#line 88 "lexer.re"
-    {
-        ts.push_token(Token(Token::dup, lineno));
-        token_start = cursor;
-
-        continue;
-    }
-#line 619 "lexer.cpp"
-    yy80:
-        yych = *++cursor;
-        if (yych == 'p')
-            goto yy90;
-        goto yy37;
-    yy81:
-        yych = *++cursor;
-        if (yych == 'i')
-            goto yy86;
-        goto yy37;
-    yy82:
-        yych = *++cursor;
-        if (yych != 's')
-            goto yy37;
-        yych = *++cursor;
-        if (yych != 'h')
-            goto yy37;
-        ++cursor;
-        if ((yych = *cursor) <= 'Z')
-        {
-            if (yych <= '/')
-                goto yy85;
-            if (yych <= '9')
-                goto yy36;
-            if (yych >= 'A')
-                goto yy36;
-        }
-        else
-        {
-            if (yych <= '_')
-            {
-                if (yych >= '_')
-                    goto yy36;
-            }
-            else
-            {
-                if (yych <= '`')
-                    goto yy85;
-                if (yych <= 'z')
-                    goto yy36;
-            }
-        }
-    yy85:
-#line 74 "lexer.re"
-    {
-        ts.push_token(Token(Token::push, lineno));
-        token_start = cursor;
-
-        continue;
-    }
-#line 654 "lexer.cpp"
-    yy86:
-        yych = *++cursor;
-        if (yych != 'n')
-            goto yy37;
-        yych = *++cursor;
-        if (yych != 't')
-            goto yy37;
-        ++cursor;
-        if ((yych = *cursor) <= 'Z')
-        {
-            if (yych <= '/')
-                goto yy89;
-            if (yych <= '9')
-                goto yy36;
-            if (yych >= 'A')
-                goto yy36;
-        }
-        else
-        {
-            if (yych <= '_')
-            {
-                if (yych >= '_')
-                    goto yy36;
-            }
-            else
-            {
-                if (yych <= '`')
-                    goto yy89;
-                if (yych <= 'z')
-                    goto yy36;
-            }
-        }
-    yy89:
-#line 102 "lexer.re"
-    {
-        ts.push_token(Token(Token::print, lineno));
-        token_start = cursor;
-
-        continue;
-    }
-#line 681 "lexer.cpp"
-    yy90:
-        ++cursor;
-        if ((yych = *cursor) <= 'Z')
-        {
-            if (yych <= '/')
-                goto yy91;
-            if (yych <= '9')
-                goto yy36;
-            if (yych >= 'A')
-                goto yy36;
-        }
-        else
-        {
-            if (yych <= '_')
-            {
-                if (yych >= '_')
-                    goto yy36;
-            }
-            else
-            {
-                if (yych <= '`')
-                    goto yy91;
-                if (yych <= 'z')
-                    goto yy36;
-            }
-        }
-    yy91:
-#line 81 "lexer.re"
-    {
-        ts.push_token(Token(Token::pop, lineno));
-        token_start = cursor;
-
-        continue;
-    }
-#line 704 "lexer.cpp"
-    yy92:
-        ++cursor;
-        state = (3);
-        if (limit <= cursor)
-            return true;
-    yyFillLabel3:
-        yych = *cursor;
-    yy93:
-        if (yych <= '/')
-            goto yy5;
-        if (yych <= '9')
-            goto yy92;
-        goto yy5;
-    yy94:
-        yych = *++cursor;
-        if (yych <= '@')
-        {
-            if (yych <= '/')
-                goto yy95;
-            if (yych <= '9')
-                goto yy96;
-        }
-        else
-        {
-            if (yych <= 'F')
-                goto yy96;
-            if (yych <= '`')
-                goto yy95;
-            if (yych <= 'f')
-                goto yy96;
-        }
-    yy95:
-        cursor = marker;
-        goto yy5;
-    yy96:
-        ++cursor;
-        state = (4);
-        if (limit <= cursor)
-            return true;
-    yyFillLabel4:
-        yych = *cursor;
-        if (yych <= '@')
-        {
-            if (yych <= '/')
-                goto yy98;
-            if (yych <= '9')
-                goto yy96;
-        }
-        else
-        {
-            if (yych <= 'F')
-                goto yy96;
-            if (yych <= '`')
-                goto yy98;
-            if (yych <= 'f')
-                goto yy96;
-        }
-    yy98:
-#line 66 "lexer.re"
-    {
-        ts.push_token(Token(Token::xinteger, lineno, token_start, cursor));
-        token_start = cursor;
-
-        continue;
-    }
-#line 751 "lexer.cpp"
-    yy99:
-        ++cursor;
-        yych = *cursor;
-        goto yy5;
-#line 243 "lexer.re"
-    }
-    return true;
-}
-
-/*!
-** Fills up the buffer when neccessary.
-** Note the buffer is always filled to the maximum, not just the
-** number of bytes neccessary for the lexer to continue.
-**
-** \param nbytes	- the number of bytes
-*/
-
-void Lexer::buffer_grow(size_t new_size)
-{
-    char* new_buffer = new char[new_size];
-
-    std::copy(buffer, limit, new_buffer);
-
-    token_start = new_buffer + (token_start - buffer);
-    cursor = new_buffer + (cursor - buffer);
-    limit = new_buffer + new_size;
-
-    buffer_size = new_size;
-
-    delete[] buffer;
-    buffer = new_buffer;
-}
-
-void Lexer::read(size_t nbytes)
-{
-    if (token_start + nbytes > limit)
-    {  // we need larger buffer
-        buffer_grow(token_start - buffer + nbytes);
-    }
-
-    std::copy(token_start, limit, buffer);
-    cursor -= token_start - buffer;
-    char* old_limit = limit - (token_start - buffer);
-    token_start = buffer;
-
-    file->read(old_limit, limit - old_limit);
-    if (file->eof())
-    {
-        size_t bytes = file->gcount();
-        std::fill(old_limit + bytes, limit, '\0');
-    }
-}
-
-void Lexer::buffer_init()
-{
-    file->read(buffer, buffer_size);
-    if (file->eof())
-    {
-        size_t bytes = file->gcount();
-        std::fill(buffer + bytes, buffer + buffer_size, '\0');
-    }
-
-    cursor = marker = token_start = buffer;
-    limit = buffer + buffer_size;
-}
-
-}  // namespace Lexer
-
-}  // namespace ASM
-}  // namespace SpasmImpl
+/* Generated by re2c 1.1.1 on Tue Nov 06 22:08:59 2018 */
+#line 1 "lexer.re"
+#include <iostream>
+
+#include "lexer.hpp"
+
+#include "token.hpp"
+
+namespace SpasmImpl
+{
+	namespace ASM
+	{
+		//! Namespace for all lexical analisys classes
+		namespace Lexer
+		{
+
+			Lexer::Lexer (std::istream & _file, size_t _buffer_size)
+				: file (&_file), buffer_size (_buffer_size), state (unsigned(-1)),
+				lineno (0)
+			{
+				buffer = new char[buffer_size];
+				cursor = limit = marker = token_start = NULL;
+			}
+
+			Lexer::~Lexer ()
+			{
+				delete [] buffer;
+			}
+
+			bool Lexer::tokenize (TokenStream &ts)
+			{
+#line 43 "lexer.re"
+
+
+
+
+				while (1) {
+
+
+#line 41 "lexer.cpp"
+					{
+						char yych;
+						if ((limit - cursor) < 6) return true;
+						yych = *cursor;
+						switch (yych) {
+						case 0x00:	goto yy2;
+						case '\t':
+						case ' ':	goto yy6;
+						case '\n':	goto yy9;
+						case '%':	goto yy11;
+						case '*':	goto yy13;
+						case '+':	goto yy15;
+						case '-':	goto yy17;
+						case '/':	goto yy19;
+						case '0':	goto yy21;
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':	goto yy23;
+						case '<':	goto yy25;
+						case 'A':
+						case 'B':
+						case 'C':
+						case 'D':
+						case 'E':
+						case 'F':
+						case 'G':
+						case 'H':
+						case 'I':
+						case 'J':
+						case 'K':
+						case 'L':
+						case 'M':
+						case 'N':
+						case 'O':
+						case 'P':
+						case 'Q':
+						case 'R':
+						case 'S':
+						case 'T':
+						case 'U':
+						case 'V':
+						case 'W':
+						case 'X':
+						case 'Y':
+						case 'Z':
+						case '_':
+						case 'a':
+						case 'b':
+						case 'e':
+						case 'f':
+						case 'g':
+						case 'h':
+						case 'i':
+						case 'k':
+						case 'm':
+						case 'n':
+						case 'o':
+						case 'q':
+						case 't':
+						case 'u':
+						case 'v':
+						case 'w':
+						case 'x':
+						case 'y':
+						case 'z':	goto yy27;
+						case 'c':	goto yy30;
+						case 'd':	goto yy31;
+						case 'j':	goto yy32;
+						case 'l':	goto yy33;
+						case 'p':	goto yy34;
+						case 'r':	goto yy35;
+						case 's':	goto yy36;
+						default:	goto yy4;
+						}
+yy2:
+						++cursor;
+#line 233 "lexer.re"
+						{
+				ts.push_token (Token (Token::endinput, lineno));
+
+				break;
+			}
+#line 130 "lexer.cpp"
+yy4:
+						++cursor;
+#line 239 "lexer.re"
+						{
+				return false;
+			}
+#line 137 "lexer.cpp"
+yy6:
+						++cursor;
+						if (limit <= cursor) return true;
+						yych = *cursor;
+						switch (yych) {
+						case '\t':
+						case ' ':	goto yy6;
+						default:	goto yy8;
+						}
+yy8:
+#line 220 "lexer.re"
+						{
+				token_start = cursor;
+
+				continue;
+			}
+#line 154 "lexer.cpp"
+yy9:
+						++cursor;
+#line 226 "lexer.re"
+						{
+				++lineno;
+				token_start = cursor;
+
+				continue;
+			}
+#line 164 "lexer.cpp"
+yy11:
+						++cursor;
+#line 137 "lexer.re"
+						{
+				ts.push_token (Token (Token::modulus, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 174 "lexer.cpp"
+yy13:
+						++cursor;
+#line 123 "lexer.re"
+						{
+				ts.push_token (Token (Token::multiply, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 184 "lexer.cpp"
+yy15:
+						++cursor;
+#line 109 "lexer.re"
+						{
+				ts.push_token (Token (Token::plus, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 194 "lexer.cpp"
+yy17:
+						yych = *++cursor;
+						switch (yych) {
+						case '0':	goto yy37;
+						default:	goto yy18;
+						}
+yy18:
+#line 116 "lexer.re"
+						{
+				ts.push_token (Token (Token::minus, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 209 "lexer.cpp"
+yy19:
+						++cursor;
+#line 130 "lexer.re"
+						{
+				ts.push_token (Token (Token::divide, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 219 "lexer.cpp"
+yy21:
+						yych = *(marker = ++cursor);
+						switch (yych) {
+						case 'X':
+						case 'x':	goto yy38;
+						default:	goto yy22;
+						}
+yy22:
+#line 58 "lexer.re"
+						{
+				ts.push_token (Token (Token::integer, lineno,
+				token_start, cursor));
+				token_start = cursor;
+
+				continue;
+			}
+#line 236 "lexer.cpp"
+yy23:
+						++cursor;
+						if (limit <= cursor) return true;
+						yych = *cursor;
+						switch (yych) {
+						case '0':
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':	goto yy23;
+						default:	goto yy22;
+						}
+yy25:
+						yych = *++cursor;
+						switch (yych) {
+						case '=':	goto yy40;
+						default:	goto yy26;
+						}
+yy26:
+#line 198 "lexer.re"
+						{
+				ts.push_token (Token (Token::less, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 268 "lexer.cpp"
+yy27:
+						++cursor;
+						if (limit <= cursor) return true;
+						yych = *cursor;
+yy28:
+						switch (yych) {
+						case '0':
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':
+						case 'A':
+						case 'B':
+						case 'C':
+						case 'D':
+						case 'E':
+						case 'F':
+						case 'G':
+						case 'H':
+						case 'I':
+						case 'J':
+						case 'K':
+						case 'L':
+						case 'M':
+						case 'N':
+						case 'O':
+						case 'P':
+						case 'Q':
+						case 'R':
+						case 'S':
+						case 'T':
+						case 'U':
+						case 'V':
+						case 'W':
+						case 'X':
+						case 'Y':
+						case 'Z':
+						case '_':
+						case 'a':
+						case 'b':
+						case 'c':
+						case 'd':
+						case 'e':
+						case 'f':
+						case 'g':
+						case 'h':
+						case 'i':
+						case 'j':
+						case 'k':
+						case 'l':
+						case 'm':
+						case 'n':
+						case 'o':
+						case 'p':
+						case 'q':
+						case 'r':
+						case 's':
+						case 't':
+						case 'u':
+						case 'v':
+						case 'w':
+						case 'x':
+						case 'y':
+						case 'z':	goto yy27;
+						default:	goto yy29;
+						}
+yy29:
+#line 212 "lexer.re"
+						{
+				ts.push_token (Token (Token::ident, lineno, token_start,
+							cursor));
+				token_start = cursor;
+
+				continue;
+			}
+#line 349 "lexer.cpp"
+yy30:
+						yych = *++cursor;
+						switch (yych) {
+						case 'a':	goto yy42;
+						default:	goto yy28;
+						}
+yy31:
+						yych = *++cursor;
+						switch (yych) {
+						case 'u':	goto yy43;
+						default:	goto yy28;
+						}
+yy32:
+						yych = *++cursor;
+						switch (yych) {
+						case 'm':	goto yy44;
+						default:	goto yy28;
+						}
+yy33:
+						yych = *++cursor;
+						switch (yych) {
+						case 'a':	goto yy45;
+						case 'o':	goto yy46;
+						default:	goto yy28;
+						}
+yy34:
+						yych = *++cursor;
+						switch (yych) {
+						case 'o':	goto yy47;
+						case 'r':	goto yy48;
+						case 'u':	goto yy49;
+						default:	goto yy28;
+						}
+yy35:
+						yych = *++cursor;
+						switch (yych) {
+						case 'e':	goto yy50;
+						default:	goto yy28;
+						}
+yy36:
+						yych = *++cursor;
+						switch (yych) {
+						case 't':	goto yy51;
+						default:	goto yy28;
+						}
+yy37:
+						++cursor;
+						goto yy22;
+yy38:
+						yych = *++cursor;
+						switch (yych) {
+						case '0':
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':
+						case 'A':
+						case 'B':
+						case 'C':
+						case 'D':
+						case 'E':
+						case 'F':
+						case 'a':
+						case 'b':
+						case 'c':
+						case 'd':
+						case 'e':
+						case 'f':	goto yy52;
+						default:	goto yy39;
+						}
+yy39:
+						cursor = marker;
+						goto yy22;
+yy40:
+						++cursor;
+#line 192 "lexer.re"
+						{
+				ts.push_token (Token (Token::lesseq, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 437 "lexer.cpp"
+yy42:
+						yych = *++cursor;
+						switch (yych) {
+						case 'l':	goto yy55;
+						default:	goto yy28;
+						}
+yy43:
+						yych = *++cursor;
+						switch (yych) {
+						case 'p':	goto yy56;
+						default:	goto yy28;
+						}
+yy44:
+						yych = *++cursor;
+						switch (yych) {
+						case 'p':	goto yy58;
+						default:	goto yy28;
+						}
+yy45:
+						yych = *++cursor;
+						switch (yych) {
+						case 'b':	goto yy60;
+						default:	goto yy28;
+						}
+yy46:
+						yych = *++cursor;
+						switch (yych) {
+						case 'a':	goto yy61;
+						default:	goto yy28;
+						}
+yy47:
+						yych = *++cursor;
+						switch (yych) {
+						case 'p':	goto yy62;
+						default:	goto yy28;
+						}
+yy48:
+						yych = *++cursor;
+						switch (yych) {
+						case 'i':	goto yy64;
+						default:	goto yy28;
+						}
+yy49:
+						yych = *++cursor;
+						switch (yych) {
+						case 's':	goto yy65;
+						default:	goto yy28;
+						}
+yy50:
+						yych = *++cursor;
+						switch (yych) {
+						case 'a':	goto yy66;
+						case 't':	goto yy67;
+						default:	goto yy28;
+						}
+yy51:
+						yych = *++cursor;
+						switch (yych) {
+						case 'o':	goto yy69;
+						default:	goto yy28;
+						}
+yy52:
+						++cursor;
+						if (limit <= cursor) return true;
+						yych = *cursor;
+						switch (yych) {
+						case '0':
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':
+						case 'A':
+						case 'B':
+						case 'C':
+						case 'D':
+						case 'E':
+						case 'F':
+						case 'a':
+						case 'b':
+						case 'c':
+						case 'd':
+						case 'e':
+						case 'f':	goto yy52;
+						default:	goto yy54;
+						}
+yy54:
+#line 66 "lexer.re"
+						{
+				ts.push_token (Token (Token::xinteger, lineno,
+				token_start, cursor));
+				token_start = cursor;
+
+				continue;
+			}
+#line 537 "lexer.cpp"
+yy55:
+						yych = *++cursor;
+						switch (yych) {
+						case 'l':	goto yy70;
+						default:	goto yy28;
+						}
+yy56:
+						yych = *++cursor;
+						switch (yych) {
+						case '0':
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':
+						case 'A':
+						case 'B':
+						case 'C':
+						case 'D':
+						case 'E':
+						case 'F':
+						case 'G':
+						case 'H':
+						case 'I':
+						case 'J':
+						case 'K':
+						case 'L':
+						case 'M':
+						case 'N':
+						case 'O':
+						case 'P':
+						case 'Q':
+						case 'R':
+						case 'S':
+						case 'T':
+						case 'U':
+						case 'V':
+						case 'W':
+						case 'X':
+						case 'Y':
+						case 'Z':
+						case '_':
+						case 'a':
+						case 'b':
+						case 'c':
+						case 'd':
+						case 'e':
+						case 'f':
+						case 'g':
+						case 'h':
+						case 'i':
+						case 'j':
+						case 'k':
+						case 'l':
+						case 'm':
+						case 'n':
+						case 'o':
+						case 'p':
+						case 'q':
+						case 'r':
+						case 's':
+						case 't':
+						case 'u':
+						case 'v':
+						case 'w':
+						case 'x':
+						case 'y':
+						case 'z':	goto yy27;
+						default:	goto yy57;
+						}
+yy57:
+#line 88 "lexer.re"
+						{
+				ts.push_token (Token (Token::dup, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 620 "lexer.cpp"
+yy58:
+						yych = *++cursor;
+						switch (yych) {
+						case '0':
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':
+						case 'A':
+						case 'B':
+						case 'C':
+						case 'D':
+						case 'E':
+						case 'F':
+						case 'G':
+						case 'H':
+						case 'I':
+						case 'J':
+						case 'K':
+						case 'L':
+						case 'M':
+						case 'N':
+						case 'O':
+						case 'P':
+						case 'Q':
+						case 'R':
+						case 'S':
+						case 'T':
+						case 'U':
+						case 'V':
+						case 'W':
+						case 'X':
+						case 'Y':
+						case 'Z':
+						case '_':
+						case 'a':
+						case 'b':
+						case 'c':
+						case 'd':
+						case 'e':
+						case 'g':
+						case 'h':
+						case 'i':
+						case 'j':
+						case 'k':
+						case 'l':
+						case 'm':
+						case 'n':
+						case 'o':
+						case 'p':
+						case 'q':
+						case 'r':
+						case 's':
+						case 'u':
+						case 'v':
+						case 'w':
+						case 'x':
+						case 'y':
+						case 'z':	goto yy27;
+						case 'f':	goto yy72;
+						case 't':	goto yy74;
+						default:	goto yy59;
+						}
+yy59:
+#line 158 "lexer.re"
+						{
+				ts.push_token (Token (Token::go, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 697 "lexer.cpp"
+yy60:
+						yych = *++cursor;
+						switch (yych) {
+						case 'e':	goto yy76;
+						default:	goto yy28;
+						}
+yy61:
+						yych = *++cursor;
+						switch (yych) {
+						case 'd':	goto yy77;
+						default:	goto yy28;
+						}
+yy62:
+						yych = *++cursor;
+						switch (yych) {
+						case '0':
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':
+						case 'A':
+						case 'B':
+						case 'C':
+						case 'D':
+						case 'E':
+						case 'F':
+						case 'G':
+						case 'H':
+						case 'I':
+						case 'J':
+						case 'K':
+						case 'L':
+						case 'M':
+						case 'N':
+						case 'O':
+						case 'P':
+						case 'Q':
+						case 'R':
+						case 'S':
+						case 'T':
+						case 'U':
+						case 'V':
+						case 'W':
+						case 'X':
+						case 'Y':
+						case 'Z':
+						case '_':
+						case 'a':
+						case 'b':
+						case 'c':
+						case 'd':
+						case 'e':
+						case 'f':
+						case 'g':
+						case 'h':
+						case 'i':
+						case 'j':
+						case 'k':
+						case 'l':
+						case 'm':
+						case 'n':
+						case 'o':
+						case 'p':
+						case 'q':
+						case 'r':
+						case 's':
+						case 't':
+						case 'u':
+						case 'v':
+						case 'w':
+						case 'x':
+						case 'y':
+						case 'z':	goto yy27;
+						default:	goto yy63;
+						}
+yy63:
+#line 81 "lexer.re"
+						{
+				ts.push_token (Token (Token::pop, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 786 "lexer.cpp"
+yy64:
+						yych = *++cursor;
+						switch (yych) {
+						case 'n':	goto yy79;
+						default:	goto yy28;
+						}
+yy65:
+						yych = *++cursor;
+						switch (yych) {
+						case 'h':	goto yy80;
+						default:	goto yy28;
+						}
+yy66:
+						yych = *++cursor;
+						switch (yych) {
+						case 'd':	goto yy82;
+						default:	goto yy28;
+						}
+yy67:
+						yych = *++cursor;
+						switch (yych) {
+						case '0':
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':
+						case 'A':
+						case 'B':
+						case 'C':
+						case 'D':
+						case 'E':
+						case 'F':
+						case 'G':
+						case 'H':
+						case 'I':
+						case 'J':
+						case 'K':
+						case 'L':
+						case 'M':
+						case 'N':
+						case 'O':
+						case 'P':
+						case 'Q':
+						case 'R':
+						case 'S':
+						case 'T':
+						case 'U':
+						case 'V':
+						case 'W':
+						case 'X':
+						case 'Y':
+						case 'Z':
+						case '_':
+						case 'a':
+						case 'b':
+						case 'c':
+						case 'd':
+						case 'e':
+						case 'f':
+						case 'g':
+						case 'h':
+						case 'i':
+						case 'j':
+						case 'k':
+						case 'l':
+						case 'm':
+						case 'n':
+						case 'o':
+						case 'p':
+						case 'q':
+						case 'r':
+						case 's':
+						case 't':
+						case 'u':
+						case 'v':
+						case 'w':
+						case 'x':
+						case 'y':
+						case 'z':	goto yy27;
+						default:	goto yy68;
+						}
+yy68:
+#line 172 "lexer.re"
+						{
+				ts.push_token (Token (Token::ret, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 881 "lexer.cpp"
+yy69:
+						yych = *++cursor;
+						switch (yych) {
+						case 'r':	goto yy84;
+						default:	goto yy28;
+						}
+yy70:
+						yych = *++cursor;
+						switch (yych) {
+						case '0':
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':
+						case 'A':
+						case 'B':
+						case 'C':
+						case 'D':
+						case 'E':
+						case 'F':
+						case 'G':
+						case 'H':
+						case 'I':
+						case 'J':
+						case 'K':
+						case 'L':
+						case 'M':
+						case 'N':
+						case 'O':
+						case 'P':
+						case 'Q':
+						case 'R':
+						case 'S':
+						case 'T':
+						case 'U':
+						case 'V':
+						case 'W':
+						case 'X':
+						case 'Y':
+						case 'Z':
+						case '_':
+						case 'a':
+						case 'b':
+						case 'c':
+						case 'd':
+						case 'e':
+						case 'f':
+						case 'g':
+						case 'h':
+						case 'i':
+						case 'j':
+						case 'k':
+						case 'l':
+						case 'm':
+						case 'n':
+						case 'o':
+						case 'p':
+						case 'q':
+						case 'r':
+						case 's':
+						case 't':
+						case 'u':
+						case 'v':
+						case 'w':
+						case 'x':
+						case 'y':
+						case 'z':	goto yy27;
+						default:	goto yy71;
+						}
+yy71:
+#line 165 "lexer.re"
+						{
+				ts.push_token (Token (Token::call, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 964 "lexer.cpp"
+yy72:
+						yych = *++cursor;
+						switch (yych) {
+						case '0':
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':
+						case 'A':
+						case 'B':
+						case 'C':
+						case 'D':
+						case 'E':
+						case 'F':
+						case 'G':
+						case 'H':
+						case 'I':
+						case 'J':
+						case 'K':
+						case 'L':
+						case 'M':
+						case 'N':
+						case 'O':
+						case 'P':
+						case 'Q':
+						case 'R':
+						case 'S':
+						case 'T':
+						case 'U':
+						case 'V':
+						case 'W':
+						case 'X':
+						case 'Y':
+						case 'Z':
+						case '_':
+						case 'a':
+						case 'b':
+						case 'c':
+						case 'd':
+						case 'e':
+						case 'f':
+						case 'g':
+						case 'h':
+						case 'i':
+						case 'j':
+						case 'k':
+						case 'l':
+						case 'm':
+						case 'n':
+						case 'o':
+						case 'p':
+						case 'q':
+						case 'r':
+						case 's':
+						case 't':
+						case 'u':
+						case 'v':
+						case 'w':
+						case 'x':
+						case 'y':
+						case 'z':	goto yy27;
+						default:	goto yy73;
+						}
+yy73:
+#line 151 "lexer.re"
+						{
+				ts.push_token (Token (Token::gofalse, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 1041 "lexer.cpp"
+yy74:
+						yych = *++cursor;
+						switch (yych) {
+						case '0':
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':
+						case 'A':
+						case 'B':
+						case 'C':
+						case 'D':
+						case 'E':
+						case 'F':
+						case 'G':
+						case 'H':
+						case 'I':
+						case 'J':
+						case 'K':
+						case 'L':
+						case 'M':
+						case 'N':
+						case 'O':
+						case 'P':
+						case 'Q':
+						case 'R':
+						case 'S':
+						case 'T':
+						case 'U':
+						case 'V':
+						case 'W':
+						case 'X':
+						case 'Y':
+						case 'Z':
+						case '_':
+						case 'a':
+						case 'b':
+						case 'c':
+						case 'd':
+						case 'e':
+						case 'f':
+						case 'g':
+						case 'h':
+						case 'i':
+						case 'j':
+						case 'k':
+						case 'l':
+						case 'm':
+						case 'n':
+						case 'o':
+						case 'p':
+						case 'q':
+						case 'r':
+						case 's':
+						case 't':
+						case 'u':
+						case 'v':
+						case 'w':
+						case 'x':
+						case 'y':
+						case 'z':	goto yy27;
+						default:	goto yy75;
+						}
+yy75:
+#line 144 "lexer.re"
+						{
+				ts.push_token (Token (Token::gotrue, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 1118 "lexer.cpp"
+yy76:
+						yych = *++cursor;
+						switch (yych) {
+						case 'l':	goto yy85;
+						default:	goto yy28;
+						}
+yy77:
+						yych = *++cursor;
+						switch (yych) {
+						case '0':
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':
+						case 'A':
+						case 'B':
+						case 'C':
+						case 'D':
+						case 'E':
+						case 'F':
+						case 'G':
+						case 'H':
+						case 'I':
+						case 'J':
+						case 'K':
+						case 'L':
+						case 'M':
+						case 'N':
+						case 'O':
+						case 'P':
+						case 'Q':
+						case 'R':
+						case 'S':
+						case 'T':
+						case 'U':
+						case 'V':
+						case 'W':
+						case 'X':
+						case 'Y':
+						case 'Z':
+						case '_':
+						case 'a':
+						case 'b':
+						case 'c':
+						case 'd':
+						case 'e':
+						case 'f':
+						case 'g':
+						case 'h':
+						case 'i':
+						case 'j':
+						case 'k':
+						case 'l':
+						case 'm':
+						case 'n':
+						case 'o':
+						case 'p':
+						case 'q':
+						case 'r':
+						case 's':
+						case 't':
+						case 'u':
+						case 'v':
+						case 'w':
+						case 'x':
+						case 'y':
+						case 'z':	goto yy27;
+						default:	goto yy78;
+						}
+yy78:
+#line 179 "lexer.re"
+						{
+				ts.push_token (Token (Token::load, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 1201 "lexer.cpp"
+yy79:
+						yych = *++cursor;
+						switch (yych) {
+						case 't':	goto yy87;
+						default:	goto yy28;
+						}
+yy80:
+						yych = *++cursor;
+						switch (yych) {
+						case '0':
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':
+						case 'A':
+						case 'B':
+						case 'C':
+						case 'D':
+						case 'E':
+						case 'F':
+						case 'G':
+						case 'H':
+						case 'I':
+						case 'J':
+						case 'K':
+						case 'L':
+						case 'M':
+						case 'N':
+						case 'O':
+						case 'P':
+						case 'Q':
+						case 'R':
+						case 'S':
+						case 'T':
+						case 'U':
+						case 'V':
+						case 'W':
+						case 'X':
+						case 'Y':
+						case 'Z':
+						case '_':
+						case 'a':
+						case 'b':
+						case 'c':
+						case 'd':
+						case 'e':
+						case 'f':
+						case 'g':
+						case 'h':
+						case 'i':
+						case 'j':
+						case 'k':
+						case 'l':
+						case 'm':
+						case 'n':
+						case 'o':
+						case 'p':
+						case 'q':
+						case 'r':
+						case 's':
+						case 't':
+						case 'u':
+						case 'v':
+						case 'w':
+						case 'x':
+						case 'y':
+						case 'z':	goto yy27;
+						default:	goto yy81;
+						}
+yy81:
+#line 74 "lexer.re"
+						{
+				ts.push_token (Token (Token::push, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 1284 "lexer.cpp"
+yy82:
+						yych = *++cursor;
+						switch (yych) {
+						case '0':
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':
+						case 'A':
+						case 'B':
+						case 'C':
+						case 'D':
+						case 'E':
+						case 'F':
+						case 'G':
+						case 'H':
+						case 'I':
+						case 'J':
+						case 'K':
+						case 'L':
+						case 'M':
+						case 'N':
+						case 'O':
+						case 'P':
+						case 'Q':
+						case 'R':
+						case 'S':
+						case 'T':
+						case 'U':
+						case 'V':
+						case 'W':
+						case 'X':
+						case 'Y':
+						case 'Z':
+						case '_':
+						case 'a':
+						case 'b':
+						case 'c':
+						case 'd':
+						case 'e':
+						case 'f':
+						case 'g':
+						case 'h':
+						case 'i':
+						case 'j':
+						case 'k':
+						case 'l':
+						case 'm':
+						case 'n':
+						case 'o':
+						case 'p':
+						case 'q':
+						case 'r':
+						case 's':
+						case 't':
+						case 'u':
+						case 'v':
+						case 'w':
+						case 'x':
+						case 'y':
+						case 'z':	goto yy27;
+						default:	goto yy83;
+						}
+yy83:
+#line 95 "lexer.re"
+						{
+				ts.push_token (Token (Token::read, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 1361 "lexer.cpp"
+yy84:
+						yych = *++cursor;
+						switch (yych) {
+						case 'e':	goto yy89;
+						default:	goto yy28;
+						}
+yy85:
+						yych = *++cursor;
+						switch (yych) {
+						case '0':
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':
+						case 'A':
+						case 'B':
+						case 'C':
+						case 'D':
+						case 'E':
+						case 'F':
+						case 'G':
+						case 'H':
+						case 'I':
+						case 'J':
+						case 'K':
+						case 'L':
+						case 'M':
+						case 'N':
+						case 'O':
+						case 'P':
+						case 'Q':
+						case 'R':
+						case 'S':
+						case 'T':
+						case 'U':
+						case 'V':
+						case 'W':
+						case 'X':
+						case 'Y':
+						case 'Z':
+						case '_':
+						case 'a':
+						case 'b':
+						case 'c':
+						case 'd':
+						case 'e':
+						case 'f':
+						case 'g':
+						case 'h':
+						case 'i':
+						case 'j':
+						case 'k':
+						case 'l':
+						case 'm':
+						case 'n':
+						case 'o':
+						case 'p':
+						case 'q':
+						case 'r':
+						case 's':
+						case 't':
+						case 'u':
+						case 'v':
+						case 'w':
+						case 'x':
+						case 'y':
+						case 'z':	goto yy27;
+						default:	goto yy86;
+						}
+yy86:
+#line 205 "lexer.re"
+						{
+				ts.push_token (Token (Token::label, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 1444 "lexer.cpp"
+yy87:
+						yych = *++cursor;
+						switch (yych) {
+						case '0':
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':
+						case 'A':
+						case 'B':
+						case 'C':
+						case 'D':
+						case 'E':
+						case 'F':
+						case 'G':
+						case 'H':
+						case 'I':
+						case 'J':
+						case 'K':
+						case 'L':
+						case 'M':
+						case 'N':
+						case 'O':
+						case 'P':
+						case 'Q':
+						case 'R':
+						case 'S':
+						case 'T':
+						case 'U':
+						case 'V':
+						case 'W':
+						case 'X':
+						case 'Y':
+						case 'Z':
+						case '_':
+						case 'a':
+						case 'b':
+						case 'c':
+						case 'd':
+						case 'e':
+						case 'f':
+						case 'g':
+						case 'h':
+						case 'i':
+						case 'j':
+						case 'k':
+						case 'l':
+						case 'm':
+						case 'n':
+						case 'o':
+						case 'p':
+						case 'q':
+						case 'r':
+						case 's':
+						case 't':
+						case 'u':
+						case 'v':
+						case 'w':
+						case 'x':
+						case 'y':
+						case 'z':	goto yy27;
+						default:	goto yy88;
+						}
+yy88:
+#line 102 "lexer.re"
+						{
+				ts.push_token (Token (Token::print, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 1521 "lexer.cpp"
+yy89:
+						yych = *++cursor;
+						switch (yych) {
+						case '0':
+						case '1':
+						case '2':
+						case '3':
+						case '4':
+						case '5':
+						case '6':
+						case '7':
+						case '8':
+						case '9':
+						case 'A':
+						case 'B':
+						case 'C':
+						case 'D':
+						case 'E':
+						case 'F':
+						case 'G':
+						case 'H':
+						case 'I':
+						case 'J':
+						case 'K':
+						case 'L':
+						case 'M':
+						case 'N':
+						case 'O':
+						case 'P':
+						case 'Q':
+						case 'R':
+						case 'S':
+						case 'T':
+						case 'U':
+						case 'V':
+						case 'W':
+						case 'X':
+						case 'Y':
+						case 'Z':
+						case '_':
+						case 'a':
+						case 'b':
+						case 'c':
+						case 'd':
+						case 'e':
+						case 'f':
+						case 'g':
+						case 'h':
+						case 'i':
+						case 'j':
+						case 'k':
+						case 'l':
+						case 'm':
+						case 'n':
+						case 'o':
+						case 'p':
+						case 'q':
+						case 'r':
+						case 's':
+						case 't':
+						case 'u':
+						case 'v':
+						case 'w':
+						case 'x':
+						case 'y':
+						case 'z':	goto yy27;
+						default:	goto yy90;
+						}
+yy90:
+#line 186 "lexer.re"
+						{
+				ts.push_token (Token (Token::store, lineno));
+				token_start = cursor;
+
+				continue;
+			}
+#line 1598 "lexer.cpp"
+					}
+#line 243 "lexer.re"
+
+				}
+				return true;
+			}
+
+			/*!
+			** Fills up the buffer when neccessary.
+			** Note the buffer is always filled to the maximum, not just the
+			** number of bytes neccessary for the lexer to continue.
+			**
+			** \param nbytes	- the number of bytes
+			*/
+
+			void Lexer::buffer_grow (size_t new_size)
+			{
+				char *new_buffer = new char[new_size];
+
+				std::copy (buffer, limit, new_buffer);
+
+				token_start = new_buffer + (token_start - buffer);
+				cursor = new_buffer + (cursor - buffer);
+				limit = new_buffer + new_size;
+
+				buffer_size = new_size;
+
+				delete [] buffer;
+				buffer = new_buffer;
+			}
+
+			void Lexer::read (size_t nbytes)
+			{
+				if (token_start + nbytes > limit) { // we need larger buffer
+					buffer_grow (token_start - buffer + nbytes);
+				}
+
+				std::copy (token_start, limit, buffer);
+				cursor -= token_start - buffer;
+				char *old_limit = limit - (token_start - buffer);
+				token_start = buffer;
+
+				file->read (old_limit, limit - old_limit);
+				if (file->eof ()) {
+					size_t bytes = file->gcount ();
+					std::fill (old_limit + bytes, limit, '\0');
+				}
+			}
+
+			void Lexer::buffer_init ()
+			{
+				file->read (buffer, buffer_size);
+				if (file->eof ()) {
+					size_t bytes = file->gcount ();
+					std::fill (buffer + bytes, buffer + buffer_size, '\0');
+				}
+
+				cursor = marker = token_start = buffer;
+				limit = buffer + buffer_size;
+			}
+
+
+		}	// namespace Lexer
+
+	}	// namespace ASM
+}	// namespace SpasmImpl
+
-- 
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