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// Copyright (c) 2009-2011, Jimmy Kwa,
// 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.
%{
#include <iostream>
#include "decudaInstList.h"
int yylex(void);
void yyerror(const char*);
extern decudaInstList *g_headerList;
extern void output(const char * text);
%}
%union {
double double_value;
float float_value;
int int_value;
char * string_value;
void * ptr_value;
}
%token DOTVERSION
%token DOTTARGET
%token DOTENTRY
%token DOTPARAM
%token DOTU64
%token DOTU32
%token DOTU16
%token DOTB32
%token DOTF32
%token <string_value> IDENTIFER
/*change these 4 to int later?*/
%token <string_value> DECLITERAL
%token LEFTPAREN
%token RIGHTPAREN
%%
/*translation rules*/
program : statementList { output("No parsing errors\n"); }
;
statementList : statementList statement { output("\n"); }
| statement { output("\n"); }
;
statement : compilerDirective literal literal {}
| compilerDirective identifierList {}
| compilerDirective identifierList LEFTPAREN parameterList RIGHTPAREN {}
;
compilerDirective : DOTVERSION { output(".version"); decudaInst *instEntry = new decudaInst(); instEntry->setBase(".version"); g_headerList->add(instEntry);}
| DOTTARGET { output(".target"); decudaInst *instEntry = new decudaInst(); instEntry->setBase(".target"); g_headerList->add(instEntry);}
| DOTENTRY { output(".entry"); decudaInst *instEntry = new decudaInst(); instEntry->setBase(".entry"); g_headerList->add(instEntry);}
;
identifierList : identifierList IDENTIFER { output(" "); output($2); g_headerList->getListEnd().addOperand($2); }
| IDENTIFER { output(" "); output($1); g_headerList->getListEnd().addOperand($1); }
;
parameterList : parameterList parameter
| parameter
;
parameter : stateSpace opTypes IDENTIFER { output(" "); output($3); g_headerList->getListEnd().addOperand($3);}
;
stateSpace : DOTPARAM { output("\n.param"); decudaInst *instEntry = new decudaInst(); instEntry->setBase(".param"); g_headerList->add(instEntry); }
;
opTypes : DOTU64 { output(".u64"); g_headerList->getListEnd().addTypeModifier(".u64");}
| DOTU32 { output(".u32"); g_headerList->getListEnd().addTypeModifier(".u32");}
| DOTU16 { output(".u16"); g_headerList->getListEnd().addTypeModifier(".u16");}
| DOTB32 { output(".b32"); g_headerList->getListEnd().addTypeModifier(".b32");}
| DOTF32 { output(".f32"); g_headerList->getListEnd().addTypeModifier(".f32");}
;
literal : DECLITERAL { output(" "); output($1); g_headerList->getListEnd().addOperand($1); }
;
%%
/*support c++ functions go here*/
|
