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/*
// Copyright (c) 2011-2012, Andrew Boktor
// The University of British Columbia
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
// Redistributions in binary form must reproduce the above copyright notice, this
// list of conditions and the following disclaimer in the documentation and/or
// other materials provided with the distribution.
// Neither the name of The University of British Columbia nor the names of its
// contributors may be used to endorse or promote products derived from this
// software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*Lex file for output of cuobjdump*/
%{
#include <stdio.h>
#include <string.h>
#include "cuobjdump_parser.h"
#define YY_NEVER_INTERACTIVE 1
#define YY_NO_INPUT
#define YY_NO_TOP_STATE
#define YYDEBUG 1
#define yylval cuobjdump_lval
void cuobjdump_error(const char*);
%}
%option stack
%option noyywrap
%option yylineno
%option nounput
%s ptxcode
%s sasscode
%s elfcode
%s elfheader
%s ptxheader
%s endheader
%x identifier
%x conidentifier
%s endidentifier
alpha [a-zA-Z]
numeric [0-9]
whitespace [ \t]
newline [\n]
notnewline [^\n]
newlines {newline}+
%%
"ptxasOptions"{notnewline}*{newline}
[1-9]{numeric}* yylval.string_value = strdup(yytext); return DECIMAL;
"has debug info"{newline}
"Fatbin ptx code:"{newline} {
yy_push_state(ptxcode);
yy_push_state(identifier);
yy_push_state(ptxheader);
yylval.string_value = strdup(yytext);
return PTXHEADER;
}
"Fatbin elf code:"{newline} {
yy_push_state(elfcode);
yy_push_state(identifier);
yy_push_state(elfheader);
yylval.string_value = strdup(yytext);
return ELFHEADER;
}
/*PTX code tokens*/
<ptxcode>{notnewline}*{newline} yylval.string_value = strdup(yytext); return PTXLINE;
/*ELF code tokens*/
<elfcode>{whitespace}*"code for sm_"{numeric}+{newline} {
BEGIN(sasscode);
yylval.string_value = strdup(yytext);
return SASSLINE;
}
<elfcode>{notnewline}*{newline} yylval.string_value = strdup(yytext); return ELFLINE;
/*SASS code tokens*/
<sasscode>{notnewline}*{newline} yylval.string_value = strdup(yytext); return SASSLINE;
<identifier>{newline}"compressed"{newline} BEGIN(conidentifier); return H_COMPRESSED;
<identifier>{newline}"identifier = " BEGIN(endidentifier); return H_IDENTIFIER;
<identifier>{newline}{newline} yy_pop_state();
<conidentifier>"identifier = " BEGIN(endidentifier); return H_IDENTIFIER;
<conidentifier>{newline} yy_pop_state();
<endidentifier>{notnewline}+ yylval.string_value = strdup(yytext); yy_pop_state(); return FILENAME;
/*Header tokens*/
<elfheader>[[:alnum:]_]+ yylval.string_value = strdup(yytext); return IDENTIFIER;
<elfheader>"================" return H_SEPARATOR;
<elfheader>"arch = " return H_ARCH;
<elfheader>"code version = " return H_CODEVERSION;
<elfheader>\[{numeric},{numeric}\] return CODEVERSION;
<elfheader>"producer = " return H_PRODUCER;
<elfheader>"<unknown>" return H_UNKNOWN;
<elfheader>"host = " return H_HOST;
<elfheader>"compile_size = " BEGIN(endheader); return H_COMPILESIZE;
/*Header tokens*/
<ptxheader>[[:alnum:]_]+ yylval.string_value = strdup(yytext); return IDENTIFIER;
<ptxheader>"================" return H_SEPARATOR;
<ptxheader>"arch = " return H_ARCH;
<ptxheader>"code version = " return H_CODEVERSION;
<ptxheader>\[{numeric},{numeric}\] return CODEVERSION;
<ptxheader>"producer = " return H_PRODUCER;
<ptxheader>"host = " return H_HOST;
<ptxheader>"compile_size = " BEGIN(endheader); return H_COMPILESIZE;
/* Looking for the identifier (filename) then the header is done */
<endheader>{notnewline}+ yylval.string_value = strdup(yytext); yy_pop_state(); return IDENTIFIER;
{newline} return NEWLINE;
/*Reached end of file*/
<<EOF>> BEGIN(INITIAL);return 0;
/*No other rule matched. Throw an error*/
. cuobjdump_error("Invalid token");
%%
void cuobjdump_error(const char* message)
{
printf(" %s near \"%s\"",message, yytext);
printf(" on line %i\n",yylineno);
}
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