/* Generated by re2c 0.13.5 */

/**

 * 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 YYMAXFILL 8

#define RET(t) do { return update_state(s, eoi, cursor, token, t); } while (0)

#define YYCTYPE uchar

#define YYCURSOR cursor

#define YYLIMIT limit

#define YYMARKER s->lexer_marker

#define YYFILL(n) { if ((n) == 1) { cursor = sentinel; limit = cursor + YYMAXFILL; eoi = 1; } }

static uchar sentinel[YYMAXFILL];

static Token update_state(IncludeState *s, int eoi, const uchar *cur,

                          const uchar *tok, const Token val)

{

    if (eoi)

    {

        s->bytes_left = 0;

        s->source = (const char *) s->source_base + s->orig_length;

        if ( (tok >= sentinel) && (tok < (sentinel+YYMAXFILL)) )

            s->token = s->source;

        else

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

    } // if

    else

    {

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

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

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

    } // else

    s->tokenlen = (unsigned int) (s->source - s->token);

    s->tokenval = val;

    return val;

} // update_state

Token preprocessor_lexer(IncludeState *s)

{

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

    const uchar *token = cursor;

    const uchar *matchptr;

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

    int eoi = 0;

    int saw_newline = 0;

    // preprocessor directives are only valid at start of line.

    if (s->tokenval == ((Token) '\n'))

        goto ppdirective;  // may jump back to scanner_loop.

scanner_loop:

    if (YYLIMIT == YYCURSOR) YYFILL(1);

    token = cursor;

{

	YYCTYPE yych;

	unsigned int yyaccept = 0;

	if ((YYLIMIT - YYCURSOR) < 5) YYFILL(5);

	yych = *YYCURSOR;

	switch (yych) {

	case 0x00:	goto yy60;

	case '\t':

	case '\v':

	case '\f':

	case ' ':	goto yy62;

	case '\n':	goto yy64;

	case '\r':	goto yy66;

	case '!':	goto yy35;

	case '"':	goto yy14;

	case '#':	goto yy37;

	case '%':	goto yy25;

	case '&':	goto yy29;

	case '\'':	goto yy11;

	case '(':	goto yy38;

	case ')':	goto yy40;

	case '*':	goto yy23;

	case '+':	goto yy19;

	case ',':	goto yy46;

	case '-':	goto yy21;

	case '.':	goto yy12;

	case '/':	goto yy4;

	case '0':	goto yy8;

	case '1':

	case '2':

	case '3':

	case '4':

	case '5':

	case '6':

	case '7':

	case '8':

	case '9':	goto yy10;

	case ':':	goto yy50;

	case ';':	goto yy58;

	case '<':	goto yy17;

	case '=':	goto yy33;

	case '>':	goto yy15;

	case '?':	goto yy56;

	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 yy6;

	case '[':	goto yy42;

	case '\\':	goto yy2;

	case ']':	goto yy44;

	case '^':	goto yy27;

	case '{':	goto yy52;

	case '|':	goto yy31;

	case '}':	goto yy54;

	case '~':	goto yy48;

	default:	goto yy67;

	}

yy2:

	yyaccept = 0;

	yych = *(YYMARKER = ++YYCURSOR);

	if (yych <= 0x08) goto yy3;

	if (yych <= '\r') goto yy176;

	if (yych == ' ') goto yy176;

yy3:

	{ goto bad_chars; }

yy4:

	++YYCURSOR;

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

		if (yych == '*') goto yy173;

	} else {

		if (yych <= '/') goto yy171;

		if (yych == '=') goto yy169;

	}

	{ RET('/'); }

yy6:

	++YYCURSOR;

	yych = *YYCURSOR;

	goto yy168;

yy7:

	{ RET(TOKEN_IDENTIFIER); }

yy8:

	yyaccept = 1;

	yych = *(YYMARKER = ++YYCURSOR);

	if (yych <= 'X') {

		if (yych <= 'T') {

			if (yych == 'L') goto yy143;

			goto yy159;

		} else {

			if (yych <= 'U') goto yy143;

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

			goto yy160;

		}

	} else {

		if (yych <= 't') {

			if (yych == 'l') goto yy143;

			goto yy159;

		} else {

			if (yych <= 'u') goto yy143;

			if (yych == 'x') goto yy160;

			goto yy159;

		}

	}

yy9:

	{ RET(TOKEN_INT_LITERAL); }

yy10:

	yyaccept = 1;

	yych = *(YYMARKER = ++YYCURSOR);

	goto yy141;

yy11:

	yyaccept = 0;

	yych = *(YYMARKER = ++YYCURSOR);

	if (yych == '\n') goto yy3;

	if (yych == '\r') goto yy3;

	goto yy131;

yy12:

	++YYCURSOR;

	if ((yych = *YYCURSOR) <= '/') goto yy13;

	if (yych <= '9') goto yy122;

yy13:

	{ RET('.'); }

yy14:

	yyaccept = 0;

	yych = *(YYMARKER = ++YYCURSOR);

	if (yych == '\n') goto yy3;

	if (yych == '\r') goto yy3;

	goto yy112;

yy15:

	++YYCURSOR;

	if ((yych = *YYCURSOR) <= '<') goto yy16;

	if (yych <= '=') goto yy105;

	if (yych <= '>') goto yy107;

yy16:

	{ RET('>'); }

yy17:

	++YYCURSOR;

	if ((yych = *YYCURSOR) <= ';') goto yy18;

	if (yych <= '<') goto yy101;

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

yy18:

	{ RET('<'); }

yy19:

	++YYCURSOR;

	if ((yych = *YYCURSOR) == '+') goto yy95;

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

	{ RET('+'); }

yy21:

	++YYCURSOR;

	if ((yych = *YYCURSOR) == '-') goto yy91;

	if (yych == '=') goto yy93;

	{ RET('-'); }

yy23:

	++YYCURSOR;

	if ((yych = *YYCURSOR) == '=') goto yy89;

	{ RET('*'); }

yy25:

	++YYCURSOR;

	if ((yych = *YYCURSOR) == '=') goto yy87;

	{ RET('%'); }

yy27:

	++YYCURSOR;

	if ((yych = *YYCURSOR) == '=') goto yy85;

	{ RET('^'); }

yy29:

	++YYCURSOR;

	if ((yych = *YYCURSOR) == '&') goto yy81;

	if (yych == '=') goto yy83;

	{ RET('&'); }

yy31:

	++YYCURSOR;

	if ((yych = *YYCURSOR) == '=') goto yy79;

	if (yych == '|') goto yy77;

	{ RET('|'); }

yy33:

	++YYCURSOR;

	if ((yych = *YYCURSOR) == '=') goto yy75;

	{ RET('='); }

yy35:

	++YYCURSOR;

	if ((yych = *YYCURSOR) == '=') goto yy73;

	{ RET('!'); }

yy37:

	yych = *++YYCURSOR;

	if (yych == '#') goto yy71;

	goto yy3;

yy38:

	++YYCURSOR;

	{ RET('('); }

yy40:

	++YYCURSOR;

	{ RET(')'); }

yy42:

	++YYCURSOR;

	{ RET('['); }

yy44:

	++YYCURSOR;

	{ RET(']'); }

yy46:

	++YYCURSOR;

	{ RET(','); }

yy48:

	++YYCURSOR;

	{ RET('~'); }

yy50:

	++YYCURSOR;

	{ RET(':'); }

yy52:

	++YYCURSOR;

	{ RET('{'); }

yy54:

	++YYCURSOR;

	{ RET('}'); }

yy56:

	++YYCURSOR;

	{ RET('?'); }

yy58:

	++YYCURSOR;

	{ if (s->asm_comments) goto singlelinecomment; RET(';'); }

yy60:

	++YYCURSOR;

	{ if (eoi) { RET(TOKEN_EOI); } goto bad_chars; }

yy62:

	++YYCURSOR;

	yych = *YYCURSOR;

	goto yy70;

yy63:

	{ if (s->report_whitespace) RET(' '); goto scanner_loop; }

yy64:

	++YYCURSOR;

yy65:

	{ s->line++; RET('\n'); }

yy66:

	yych = *++YYCURSOR;

	if (yych == '\n') goto yy68;

	goto yy65;

yy67:

	yych = *++YYCURSOR;

	goto yy3;

yy68:

	yych = *++YYCURSOR;

	goto yy65;

yy69:

	++YYCURSOR;

	if (YYLIMIT <= YYCURSOR) YYFILL(1);

	yych = *YYCURSOR;

yy70:

	if (yych <= '\n') {

		if (yych == '\t') goto yy69;

		goto yy63;

	} else {

		if (yych <= '\f') goto yy69;

		if (yych == ' ') goto yy69;

		goto yy63;

	}

yy71:

	++YYCURSOR;

	{ RET(TOKEN_HASHHASH); }

yy73:

	++YYCURSOR;

	{ RET(TOKEN_NEQ); }

yy75:

	++YYCURSOR;

	{ RET(TOKEN_EQL); }

yy77:

	++YYCURSOR;

	{ RET(TOKEN_OROR); }

yy79:

	++YYCURSOR;

	{ RET(TOKEN_ORASSIGN); }

yy81:

	++YYCURSOR;

	{ RET(TOKEN_ANDAND); }

yy83:

	++YYCURSOR;

	{ RET(TOKEN_ANDASSIGN); }

yy85:

	++YYCURSOR;

	{ RET(TOKEN_XORASSIGN); }

yy87:

	++YYCURSOR;

	{ RET(TOKEN_MODASSIGN); }

yy89:

	++YYCURSOR;

	{ RET(TOKEN_MULTASSIGN); }

yy91:

	++YYCURSOR;

	{ RET(TOKEN_DECREMENT); }

yy93:

	++YYCURSOR;

	{ RET(TOKEN_SUBASSIGN); }

yy95:

	++YYCURSOR;

	{ RET(TOKEN_INCREMENT); }

yy97:

	++YYCURSOR;

	{ RET(TOKEN_ADDASSIGN); }

yy99:

	++YYCURSOR;

	{ RET(TOKEN_LEQ); }

yy101:

	++YYCURSOR;

	if ((yych = *YYCURSOR) == '=') goto yy103;

	{ RET(TOKEN_LSHIFT); }

yy103:

	++YYCURSOR;

	{ RET(TOKEN_LSHIFTASSIGN); }

yy105:

	++YYCURSOR;

	{ RET(TOKEN_GEQ); }

yy107:

	++YYCURSOR;

	if ((yych = *YYCURSOR) == '=') goto yy109;

	{ RET(TOKEN_RSHIFT); }

yy109:

	++YYCURSOR;

	{ RET(TOKEN_RSHIFTASSIGN); }

yy111:

	++YYCURSOR;

	if (YYLIMIT <= YYCURSOR) YYFILL(1);

	yych = *YYCURSOR;

yy112:

	if (yych <= '\r') {

		if (yych == '\n') goto yy113;

		if (yych <= '\f') goto yy111;

	} else {

		if (yych <= '"') {

			if (yych <= '!') goto yy111;

			goto yy115;

		} else {

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

			goto yy111;

		}

	}

yy113:

	YYCURSOR = YYMARKER;

	if (yyaccept <= 1) {

		if (yyaccept <= 0) {

			goto yy3;

		} else {

			goto yy9;

		}

	} else {

		goto yy124;

	}

yy114:

	++YYCURSOR;

	if (YYLIMIT <= YYCURSOR) YYFILL(1);

	yych = *YYCURSOR;

	if (yych <= 'b') {

		if (yych <= '7') {

			if (yych <= '&') {

				if (yych == '"') goto yy111;

				goto yy113;

			} else {

				if (yych <= '\'') goto yy111;

				if (yych <= '/') goto yy113;

				goto yy118;

			}

		} else {

			if (yych <= '[') {

				if (yych == '?') goto yy111;

				goto yy113;

			} else {

				if (yych <= '\\') goto yy111;

				if (yych <= '`') goto yy113;

				goto yy111;