/**

* MojoShader; generate shader programs from bytecode of compiled

* Direct3D shaders.

*

* Please see the file LICENSE.txt in the source's root directory.

*

* This file written by Ryan C. Gordon.

*/

// This was originally based on examples/pp-c.re from re2c: http://re2c.org/

// re2c is public domain code.

//

// You build mojoshader_lexer_preprocessor.c from the .re file with re2c...

// re2c -is -o mojoshader_lexer_preprocessor.c mojoshader_lexer_preprocessor.re

//

// Changes to the lexer are done to the .re file, not the C code!

//

// Please note that this isn't a perfect C lexer, since it is used for both

// HLSL and shader assembly language, and follows the quirks of Microsoft's

// tools.

#define __MOJOSHADER_INTERNAL__ 1

#include "mojoshader_internal.h"

typedef unsigned char uchar;

#define YYCTYPE uchar

#define YYCURSOR cursor

#define YYLIMIT limit

#define YYMARKER s->lexer_marker

#define YYFILL(n) { if ((n) == 1) { RET(TOKEN_EOI); } }

static void update_state(IncludeState *s, const uchar *cur, const uchar *tok)

{

s->bytes_left -= (unsigned int) (cur - ((const uchar *) s->source));

s->source = (const char *) cur;

s->token = (const char *) tok;

} // update_state

Token preprocessor_internal_lexer(IncludeState *s)

{

const uchar *cursor = (const uchar *) s->source;

const uchar *token;

const uchar *limit = cursor + s->bytes_left;

scanner_loop:

token = cursor;

if (YYLIMIT == YYCURSOR)

RET(TOKEN_EOI);

{

YYCTYPE yych;

unsigned int yyaccept = 0;

switch(yych) {

case 0x09:

case 0x0B:

case 0x0C:

case 0x0A: goto yy64;

case 0x0D: goto yy66;

case '#': goto yy36;

case '%': goto yy24;

case '&': goto yy28;

case '(': goto yy38;

case ')': goto yy40;

case '*': goto yy22;

case '+': goto yy18;

case ',': goto yy46;

case '-': goto yy20;

case '.': goto yy11;

case '/': goto yy2;

case '0': goto yy6;

case '1':

case '2':

case '3':

case '4':

case '5':

case '6':

case '7':

case '8':

case '9': goto yy8;

case ':': goto yy50;

case ';': goto yy52;

case '<': goto yy16;

case '>': goto yy14;

case '?': goto yy58;

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 yy4;

case ']': goto yy44;

case '^': goto yy26;

default: goto yy67;

}

yy2:

++YYCURSOR;

if((yych = *YYCURSOR) <= '.') {

if(yych == '*') goto yy230;

} else {

if(yych <= '/') goto yy228;

if(yych == '=') goto yy226;

}

#line 118 "/home/icculus/projects/mojoshader/mojoshader_lexer.re"

yy4:

++YYCURSOR;

yych = *YYCURSOR;

yy6:

yyaccept = 0;

yych = *(YYMARKER = ++YYCURSOR);

if(yych <= 'X') {

if(yych <= 'T') {

if(yych == 'L') goto yy200;

goto yy216;

if(yych <= 'U') goto yy200;

if(yych <= 'W') goto yy216;

goto yy217;

}

} else {

if(yych == 'l') goto yy200;

goto yy216;

if(yych <= 'u') goto yy200;

if(yych == 'x') goto yy217;

goto yy216;

}

}

yy7:

yy8:

yyaccept = 0;

yych = *(YYMARKER = ++YYCURSOR);

yy9:

yyaccept = 1;

yych = *(YYMARKER = ++YYCURSOR);

++YYCURSOR;

if((yych = *YYCURSOR) <= '/') goto yy12;

if(yych <= '9') goto yy179;

yy13:

yyaccept = 1;

yych = *(YYMARKER = ++YYCURSOR);

yy14:

++YYCURSOR;

if(yych <= '=') goto yy163;

if(yych <= '>') goto yy165;

yy16:

++YYCURSOR;

if(yych <= '<') goto yy159;

if(yych <= '=') goto yy157;

yy18:

++YYCURSOR;

if((yych = *YYCURSOR) == '+') goto yy153;

if(yych == '=') goto yy155;

#line 116 "/home/icculus/projects/mojoshader/mojoshader_lexer.re"

{ RET('+'); }

#line 262 "/home/icculus/projects/mojoshader/mojoshader_lexer.c"

yy20:

++YYCURSOR;

if((yych = *YYCURSOR) == '-') goto yy149;

if(yych == '=') goto yy151;

#line 115 "/home/icculus/projects/mojoshader/mojoshader_lexer.re"

{ RET('-'); }

#line 269 "/home/icculus/projects/mojoshader/mojoshader_lexer.c"

yy22:

++YYCURSOR;

if((yych = *YYCURSOR) == '=') goto yy147;

#line 117 "/home/icculus/projects/mojoshader/mojoshader_lexer.re"

{ RET('*'); }

#line 275 "/home/icculus/projects/mojoshader/mojoshader_lexer.c"

yy24:

++YYCURSOR;

if((yych = *YYCURSOR) == '=') goto yy145;

#line 119 "/home/icculus/projects/mojoshader/mojoshader_lexer.re"

{ RET('%'); }

#line 281 "/home/icculus/projects/mojoshader/mojoshader_lexer.c"

yy26:

++YYCURSOR;

if((yych = *YYCURSOR) == '=') goto yy143;

#line 122 "/home/icculus/projects/mojoshader/mojoshader_lexer.re"

{ RET('^'); }

#line 287 "/home/icculus/projects/mojoshader/mojoshader_lexer.c"

yy28:

++YYCURSOR;

if((yych = *YYCURSOR) == '&') goto yy139;

if(yych == '=') goto yy141;

{ RET('&'); }

#line 294 "/home/icculus/projects/mojoshader/mojoshader_lexer.c"

yy30:

++YYCURSOR;

if((yych = *YYCURSOR) == '=') goto yy137;

if(yych == '|') goto yy135;

#line 123 "/home/icculus/projects/mojoshader/mojoshader_lexer.re"

#line 301 "/home/icculus/projects/mojoshader/mojoshader_lexer.c"

yy32:

#line 307 "/home/icculus/projects/mojoshader/mojoshader_lexer.c"

yy34:

#line 313 "/home/icculus/projects/mojoshader/mojoshader_lexer.c"

yy36:

yyaccept = 2;

if(yych <= 'c') {

if(yych <= 0x1F) {

if(yych == 0x09) goto yy72;

if(yych <= ' ') goto yy72;

if(yych == '#') goto yy79;

}

} else {

if(yych <= 'k') {

if(yych <= 'e') goto yy72;

if(yych == 'i') goto yy72;

if(yych <= 'l') goto yy72;

if(yych == 'u') goto yy72;

}

}

yy37:

#line 131 "/home/icculus/projects/mojoshader/mojoshader_lexer.re"

yy38:

++YYCURSOR;

#line 106 "/home/icculus/projects/mojoshader/mojoshader_lexer.re"

{ RET('('); }

#line 341 "/home/icculus/projects/mojoshader/mojoshader_lexer.c"

yy40:

++YYCURSOR;

#line 107 "/home/icculus/projects/mojoshader/mojoshader_lexer.re"

{ RET(')'); }

#line 346 "/home/icculus/projects/mojoshader/mojoshader_lexer.c"

yy42:

++YYCURSOR;

#line 108 "/home/icculus/projects/mojoshader/mojoshader_lexer.re"

{ RET('['); }

#line 351 "/home/icculus/projects/mojoshader/mojoshader_lexer.c"

yy44:

++YYCURSOR;

#line 109 "/home/icculus/projects/mojoshader/mojoshader_lexer.re"

{ RET(']'); }

#line 356 "/home/icculus/projects/mojoshader/mojoshader_lexer.c"

yy46:

++YYCURSOR;

#line 111 "/home/icculus/projects/mojoshader/mojoshader_lexer.re"

{ RET(','); }

#line 361 "/home/icculus/projects/mojoshader/mojoshader_lexer.c"

yy48:

++YYCURSOR;

#line 114 "/home/icculus/projects/mojoshader/mojoshader_lexer.re"

{ RET('~'); }

#line 366 "/home/icculus/projects/mojoshader/mojoshader_lexer.c"

yy50:

++YYCURSOR;

yy52:

++YYCURSOR;

yy54:

++YYCURSOR;

yy56:

++YYCURSOR;

yy58:

++YYCURSOR;

yy60:

++YYCURSOR;

yy62:

++YYCURSOR;

yych = *YYCURSOR;

goto yy70;

yy63:

yy64:

++YYCURSOR;

yy65:

yy66:

yych = *++YYCURSOR;

goto yy65;

yy67:

yych = *++YYCURSOR;

goto yy10;

yy68:

yych = *++YYCURSOR;

goto yy65;

yy69:

++YYCURSOR;

yych = *YYCURSOR;

yy70:

if(yych <= 0x0A) {

if(yych == 0x09) goto yy69;

goto yy63;

} else {

if(yych <= 0x0C) goto yy69;

if(yych == ' ') goto yy69;

goto yy63;

}

yy71:

++YYCURSOR;

yych = *YYCURSOR;

yy72:

if(yych <= 'e') {

if(yych <= 0x1F) {

if(yych == 0x09) goto yy71;

if(yych <= ' ') goto yy71;

if(yych <= 'c') goto yy73;

if(yych <= 'd') goto yy77;

goto yy74;

}

} else {

if(yych <= 'k') {

if(yych == 'i') goto yy75;

if(yych <= 'l') goto yy78;

if(yych == 'u') goto yy76;

}

}

yy73:

YYCURSOR = YYMARKER;

if(yyaccept <= 2) {

if(yyaccept <= 1) {

if(yyaccept <= 0) {

goto yy7;

} else {

goto yy10;

}

} else {

}

} else {

if(yyaccept <= 3) {

goto yy98;

}

}

yy74:

yych = *++YYCURSOR;

if(yych <= 'm') {

if(yych == 'l') goto yy114;

goto yy73;

} else {

if(yych <= 'n') goto yy115;

if(yych == 'r') goto yy116;

goto yy73;

}

yy75:

yych = *++YYCURSOR;

if(yych == 'f') goto yy97;

if(yych == 'n') goto yy96;

goto yy73;

yy76:

yych = *++YYCURSOR;

goto yy73;

yy77:

yych = *++YYCURSOR;

goto yy73;

yy78:

yych = *++YYCURSOR;

goto yy73;

yy79:

++YYCURSOR;

yy81:

yych = *++YYCURSOR;

yy85:

yych = *++YYCURSOR;

yy91:

yych = *++YYCURSOR;

yy96:

yych = *++YYCURSOR;

goto yy73;

yy97:

if(yych == 'd') goto yy100;

if(yych == 'n') goto yy99;

yy99:

yych = *++YYCURSOR;

goto yy73;

yy100:

yych = *++YYCURSOR;