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|
/*
* Copyright (c) 1999-2005 Mark D. Hill and David A. Wood
* 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 copyright holders 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
* OWNER 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.
*/
%{
/*------------------------------------------------------------------------*/
/* Includes */
/*------------------------------------------------------------------------*/
#include "mem/ruby/common/Global.hh"
using namespace std;
#include <string>
#include <map>
#include <stdlib.h>
// Maurice
// extern "C" {
// #include "simics/api.h"
// };
#include "mem/gems_common/ioutil/FakeSimicsDataTypes.hh"
#include "mem/gems_common/ioutil/confio.hh"
// CM FIX: if I wasn't working on a paper: I'd re-write the grammer to
// be left (or right) recursive, which ever is more efficient
// This only affects extremely large cache sizes / BP sizes on read in.
#define YYMAXDEPTH 100000
extern char* attext;
extern void aterror(const char *);
extern int atlex();
attr_value_t g_attr_map;
extern void fprintAttr( FILE *fp, attr_value_t attr );
%}
/*------------------------------------------------------------------------*/
/* Union declarations */
/*------------------------------------------------------------------------*/
// The types of the tokens and nonterminals
%union {
attr_value_t *attrval;
};
%token <attrval> STRING INTEGER
%token MY_END LPAREN RPAREN
%type <attrval> confmapping confpair attributes attrlist
%%
conffile : confmapping
{
g_attr_map = *($1);
free( $1 )
}
confmapping : confmapping confpair
{
attr_value_t *newattr = mallocAttribute(1);
newattr->kind = Sim_Val_List;
if ( $1 == NULL ) {
newattr->u.list.size = 1;
newattr->u.list.vector = $2;
} else {
// add the latest mapping to the return mapping
uint32 newsize = $1->u.list.size + 1;
attr_value_t *vector = mallocAttribute( newsize );
newattr->u.list.size = newsize;
newattr->u.list.vector = vector;
for (uint32 i = 0; i < newsize - 1; i++) {
vector[i] = $1->u.list.vector[i];
}
vector[newsize - 1] = *($2);
free( $1->u.list.vector );
free( $1 );
free( $2 );
}
$$ = newattr;
}
| // nothing
{
$$ = NULL;
}
confpair : STRING ':' attributes
{
attr_value_t *newattr = mallocAttribute(1);
newattr->kind = Sim_Val_List;
newattr->u.list.size = 2;
newattr->u.list.vector = mallocAttribute(2);
newattr->u.list.vector[0] = *($1);
newattr->u.list.vector[1] = *($3);
free( $1 );
free( $3 );
$$ = newattr;
}
attributes : INTEGER
{
$$ = $1;
}
| STRING
{
$$ = $1;
}
| LPAREN attrlist RPAREN
{
attr_value_t *newattr = mallocAttribute(1);
newattr->kind = Sim_Val_List;
if ( $2->kind != CONF_ATTR_SINGLE &&
$2->kind != CONF_ATTR_PAIR ) {
newattr->u.list.size = 1;
newattr->u.list.vector = $2;
} else {
newattr->u.list.size = $2->u.list.size;
newattr->u.list.vector = mallocAttribute(newattr->u.list.size);
attr_value_t *curattr = $2;
uint32 i = 0;
while ( i < newattr->u.list.size ) {
if (curattr->kind == CONF_ATTR_SINGLE) {
newattr->u.list.vector[i] = curattr->u.list.vector[0];
i++;
curattr = NULL;
} else if (curattr->kind == CONF_ATTR_PAIR) {
newattr->u.list.vector[i] = curattr->u.list.vector[0];
i++;
if ( i < newattr->u.list.size )
curattr = &(curattr->u.list.vector[1]);
else
curattr = NULL;
} else {
ERROR_OUT("error: unknown kind in pair: %d\n", curattr->kind);
ASSERT(0);
}
}
// FIX memory leak: around 600 KB
// freeAttribute( $2 ); // with gcc-3.4 this free call tries to free memory from the stack
}
$$ = newattr;
}
attrlist : attributes
{
attr_value_t *newattr = mallocAttribute(1);
newattr->kind = CONF_ATTR_SINGLE;
newattr->u.list.size = 1;
newattr->u.list.vector = $1;
$$ = newattr;
}
| attributes ',' attrlist
{
// allocate the pair ( x , y ) attribute
attr_value_t *newattr = mallocAttribute(1);
int newsize = $3->u.list.size + 1;
attr_value_t *vector = mallocAttribute(2);
newattr->kind = CONF_ATTR_PAIR;
newattr->u.list.size = newsize;
newattr->u.list.vector = vector;
// assign the LH attribute
vector[0] = *($1);
vector[1] = *($3);
free( $1 );
free( $3 );
$$ = newattr;
}
|
