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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 elf files output by cuobjdump*/
%{
#include <stdio.h>
#include <string.h>
#include "elf_parser.hh"
#define yylval elf_lval
void elf_error(const char*);
%}
%option noyywrap
%option yylineno
%option nounput
%x cmem
%x symtab
%x cmem14
whitespace [ \t]
newline [\n]
notnewline [^\n]
newlines {newline}+
ident [[:alnum:]_\.]
hexdigit [[:digit:]abcdef]
%%
<cmem,cmem14,INITIAL>\.nv\.constant1\.{notnewline}*{newline} {
BEGIN(cmem);
yylval.string_value = strdup(yytext);
return C1BEGIN;
}
<cmem,cmem14,INITIAL>\.nv\.local{notnewline}*{newline} {
BEGIN(INITIAL);
yylval.string_value = strdup(yytext);
return LOCALMEM;
}
<cmem,cmem14,INITIAL>\.nv\.constant0{notnewline}*{newline} {
BEGIN(cmem);
return C0BEGIN;
}
<cmem,cmem14,INITIAL>\.section" "\.rel\.nv\.constant14{notnewline}*{newline} {
BEGIN(cmem14);
return C14BEGIN;
}
\.section" "\.symtab\tSYMTAB{newline} {
BEGIN(symtab);
return STBEGIN;
}
\.section{notnewline}*{newline} {
//These are the lines before the symtab
}
<cmem,cmem14,INITIAL>\.{notnewline}*{newline} {
BEGIN(INITIAL);
}
{notnewline}*{newline} {
//printf("Discarding line %s", yytext);
}
<cmem>" "{newline}? {
//printf("#SPACE#");
return SPACE2;
}
<cmem>0x[0-9a-fA-F]{8} {
//printf("CMEM VAL: %s \n", yytext);
yylval.string_value = strdup(yytext);
return CMEMVAL;
}
<symtab>{whitespace}*[[:alpha:]]+{whitespace}+[[:alpha:]]+{whitespace}+[[:alpha:]]+{whitespace}+[[:alpha:]]+{whitespace}+[[:alpha:]]+{whitespace}+[[:alpha:]]+{whitespace}+[[:alpha:]]+{whitespace}+{newline} {
return STHEADER;
}
<symtab,cmem14>{whitespace}+ {}
<symtab,cmem14>{newline} {}
<symtab,cmem14>{hexdigit}+ {
yylval.string_value = strdup(yytext);
return NUMBER;
}
<symtab,cmem14>{ident}+ {
yylval.string_value = strdup(yytext);
return IDENTIFIER;
}
<symtab>{newline}{whitespace}*{newline}{whitespace}* {
BEGIN(INITIAL);
}
/*Reached end of file*/
<<EOF>> return 0;
/*No other rule matched. Throw an error*/
. elf_error("Invalid token");
%%
void elf_error(const char* message)
{
printf(" ");
printf("%s",message);
printf(" near \"");
printf("%s",yytext);
printf("\"");
printf(" on line ");
char line[5];
sprintf(line, "%i", yylineno);
printf("%s",line);
printf("\n");
abort();
}
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