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927 lines
24 KiB
927 lines
24 KiB
/*
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Copyright 2018 0KIMS association.
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This file is part of circom (Zero Knowledge Circuit Compiler).
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circom is a free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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circom is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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License for more details.
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You should have received a copy of the GNU General Public License
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along with circom. If not, see <https://www.gnu.org/licenses/>.
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*/
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/* description: Construct AST for jaz language. */
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/* lexical grammar */
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%lex
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%%
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\s+ { /* skip whitespace */ }
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\/\*([^*]|[\r\n]|(\*+([^*/]|[\r\n])))*\*+\/ { /* console.log("MULTILINE COMMENT: "+yytext); */ }
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\/\/.* { /* console.log("SINGLE LINE COMMENT: "+yytext); */ }
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var { return 'var'; }
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signal { return 'signal'; }
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private { return 'private'; }
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|
input { return 'input'; }
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|
output { return 'output'; }
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|
linearCombination { return 'linearCombination'; }
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|
component { return 'component'; }
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|
template { return 'template'; }
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|
function { return 'function'; }
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|
if { return 'if'; }
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else { return 'else'; }
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|
for { return 'for'; }
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|
while { return 'while'; }
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do { return 'do'; }
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|
return { return 'return'; }
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|
include { return 'include'; }
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|
0x[0-9A-Fa-f]* { return 'HEXNUMBER'; }
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|
[0-9]+ { return 'DECNUMBER'; }
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|
[a-zA-Z][a-zA-Z$_0-9]* { return 'IDENTIFIER'; }
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|
\"[^"]+\" { yytext = yytext.slice(1,-1); return 'STRING'; }
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|
\=\=\> { return '==>'; }
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|
\<\=\= { return '<=='; }
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|
\-\-\> { return '-->'; }
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|
\<\-\- { return '<--'; }
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|
\=\=\= { return '==='; }
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\>\>\= { return '>>='; }
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\<\<\= { return '<<='; }
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|
\&\& { return '&&'; }
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|
\|\| { return '||'; }
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|
\=\= { return '=='; }
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|
\<\= { return '<='; }
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|
\>\= { return '>='; }
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|
\!\= { return '!='; }
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|
\>\> { return '>>'; }
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\<\< { return '<<'; }
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|
\*\* { return '**'; }
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\+\+ { return '++'; }
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\-\- { return '--'; }
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\+\= { return '+='; }
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\-\= { return '-='; }
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\*\= { return '*='; }
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\/\= { return '/='; }
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\%\= { return '%='; }
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\|\= { return '|='; }
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\&\= { return '&='; }
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\^\= { return '^='; }
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\= { return '='; }
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\+ { return '+'; }
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\- { return '-'; }
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\* { return '*'; }
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\/ { return '/'; }
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\\ { return '\\'; }
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\% { return '%'; }
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\^ { return '^'; }
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\& { return '&'; }
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\| { return '|'; }
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\! { return '!'; }
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\< { return '<'; }
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\> { return '>'; }
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\! { return '!'; }
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\? { return '?'; }
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\: { return ':'; }
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\( { return '('; }
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\) { return ')'; }
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\[ { return '['; }
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\] { return ']'; }
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\{ { return '{'; }
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\} { return '}'; }
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\; { return ';'; }
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\, { return ','; }
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\. { return '.'; }
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<<EOF>> { return 'EOF'; }
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. { console.log("INVALID: " + yytext); return 'INVALID'}
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/lex
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%left ';'
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%right 'if' 'else'
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%left EMPTY
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%left IDLIST
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%left ','
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%right '?' ':' TERCOND '=' '+=' '-=' '*=' '/=' '%=' '>>=' '<<=' '&=' '|=' '^=' '<==' '==>' '===' '<--' '-->'
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%left '||'
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%left '&&'
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%left '|'
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%left '^'
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%left '&'
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%left '==' '!='
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%left '<=' '>=' '<' '>'
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%left '<<' '>>'
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%left '+' '-'
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%left '*' '/' '\\' '%'
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%left '**'
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%right '++' '--' UMINUS UPLUS '!' '~'
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%left '.'
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%left DECL
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%left PLUSPLUSRIGHT MINUSMINUSRIGHT '[' ']' '(' ')'
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%left HIGH
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%{
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const bigInt = require('big-integer');
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const util = require('util');
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const __P__ = new bigInt("21888242871839275222246405745257275088548364400416034343698204186575808495617");
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const __MASK__ = new bigInt(2).pow(253).minus(1);
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function setLines(dst, first, last) {
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last = last || first;
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dst.first_line = first.first_line;
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dst.first_column = first.first_column;
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dst.last_line = last.last_line;
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dst.last_column = last.last_column;
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}
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%}
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%start allStatments
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%% /* language grammar */
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allStatments
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: statmentList EOF
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{
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// console.log(JSON.stringify($1, null, 1));
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$$ = { type: "BLOCK", statements: $1.statments };
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setLines($$, @1);
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return $$
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}
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;
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statmentList
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|
: statmentList statment
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{
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$1.statments.push($2);
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setLines($1, @1, @2);
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}
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| statment
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{
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$$ = { type: "STATMENTLIST", statments: [$1] };
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setLines($$, @1);
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}
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;
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statment
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: functionDefinitionStatment
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{
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$$ = $1;
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}
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| templateDefinitionStatment
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|
{
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$$ = $1;
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}
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| ifStatment
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{
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$$ = $1;
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}
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| forStatment
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{
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$$ = $1;
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|
}
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| whileStatment
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{
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$$ = $1;
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|
}
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| doWhileStatment
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|
{
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$$ = $1;
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}
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| returnStatment
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{
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|
$$ = $1;
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}
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| block
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|
{
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|
$$ = $1;
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|
}
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| expressionStatment
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|
{
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|
$$ = $1;
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|
}
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| includeStatment
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|
{
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|
$$ = $1;
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}
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;
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|
|
|
|
|
functionDefinitionStatment
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|
: 'function' IDENTIFIER '(' identifierList ')' block
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|
{
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|
$$ = { type: "FUNCTIONDEF", name: $2, params: $4.identifiers, block: $6};
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|
setLines($$, @1, @6);
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|
}
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|
| 'function' IDENTIFIER '(' ')' block
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|
{
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|
$$ = { type: "FUNCTIONDEF", name: $2, params: [], block: $5 };
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|
setLines($$, @1, @5);
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|
}
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;
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|
|
|
templateDefinitionStatment
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|
: 'template' IDENTIFIER '(' identifierList ')' block
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|
{
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|
$$ = { type: "TEMPLATEDEF", name: $2, params: $4.identifiers, block: $6 };
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setLines($$, @1, @6);
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}
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| 'template' IDENTIFIER '(' ')' block
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|
{
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$$ = { type: "TEMPLATEDEF", name: $2, params: [], block: $5 };
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setLines($$, @1, @5);
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}
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;
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|
|
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|
identifierList
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|
: identifierList ',' IDENTIFIER
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{
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$1.identifiers.push($3);
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setLines($1, @1, @3);
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}
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| IDENTIFIER %prec EMPTY
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{
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$$ = { type: "IDENTIFIERLIST", identifiers: [$1] };
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setLines($$, @1);
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}
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;
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|
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|
ifStatment
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|
: 'if' '(' expression ')' statment 'else' statment
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|
{
|
|
if ($3.type == "NUMBER") {
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|
$$ = !$3.value.eq(0) ? $5 : $7;
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|
} else {
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|
$$ = { type: "IF", condition: $3, then: $5, else: $7 };
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|
}
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|
setLines($$, @1, @7);
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}
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|
| 'if' '(' expression ')' statment
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|
{
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|
if ($3.type == "NUMBER") {
|
|
$$ = !$3.value.eq(0) ? $5 : { type: "NUMBER", value: bigInt(0) };
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|
} else {
|
|
$$ = { type: "IF", condition: $3, then: $5 };
|
|
}
|
|
setLines($$, @1, @5);
|
|
}
|
|
;
|
|
|
|
forStatment
|
|
: 'for' '(' expression ';' expression ';' expression ')' statment
|
|
{
|
|
$$ = { type: "FOR", init: $3, condition: $5, step: $7, body: $9 };
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|
setLines($$, @1, @9);
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|
}
|
|
;
|
|
|
|
whileStatment
|
|
: 'while' '(' expression ')' statment
|
|
{
|
|
$$ = { type: "WHILE", condition: $3, body: $5 };
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|
setLines($$, @1, @5);
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|
}
|
|
;
|
|
|
|
doWhileStatment
|
|
: 'do' statment 'while' '(' expression ')'
|
|
{
|
|
$$ = { type: "DOWHILE", condition: $5, body: $2 };
|
|
setLines($$, @1, @6);
|
|
}
|
|
;
|
|
|
|
returnStatment
|
|
: 'return' expression ';'
|
|
{
|
|
$$ = { type: "RETURN", value: $2 };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| 'return' expression %prec ';'
|
|
{
|
|
$$ = { type: "RETURN", value: $2 }
|
|
setLines($$, @1, @2);
|
|
}
|
|
;
|
|
|
|
includeStatment
|
|
: 'include' STRING ';'
|
|
{
|
|
$$ = { type: "INCLUDE", file: $2 };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| 'include' STRING %prec ';'
|
|
{
|
|
$$ = { type: "INCLUDE", file: $2 }
|
|
setLines($$, @1, @2);
|
|
}
|
|
;
|
|
|
|
block
|
|
: '{' statmentList '}'
|
|
{
|
|
$$ = { type: "BLOCK", statements: $2.statments };
|
|
setLines($$, @1, @3);
|
|
}
|
|
;
|
|
|
|
expressionStatment
|
|
: expression ';' %prec ';'
|
|
{
|
|
$$ = $1;
|
|
}
|
|
| expression %prec ';'
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
expression
|
|
: e17 %prec EMPTY
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
e17
|
|
: leftHandExpression '=' e17
|
|
{
|
|
$$ = { type: "OP", op: "=", values: [$1, $3] };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| leftHandExpression '+=' e17
|
|
{
|
|
$$ = { type: "OP", op: "+=", values: [$1, $3] };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| leftHandExpression '-=' e17
|
|
{
|
|
$$ = { type: "OP", op: "-=", values: [$1, $3] };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| leftHandExpression '*=' e17
|
|
{
|
|
$$ = { type: "OP", op: "*=", values: [$1, $3] };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| leftHandExpression '/=' e17
|
|
{
|
|
$$ = { type: "OP", op: "/=", values: [$1, $3] };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| leftHandExpression '%=' e17
|
|
{
|
|
$$ = { type: "OP", op: "%=", values: [$1, $3] };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| leftHandExpression '<<=' e17
|
|
{
|
|
$$ = { type: "OP", op: "<<=", values: [$1, $3] };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| leftHandExpression '>>=' e17
|
|
{
|
|
$$ = { type: "OP", op: ">>=", values: [$1, $3] };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| leftHandExpression '&=' e17
|
|
{
|
|
$$ = { type: "OP", op: "&=", values: [$1, $3] };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| leftHandExpression '|=' e17
|
|
{
|
|
$$ = { type: "OP", op: "|=", values: [$1, $3] };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| leftHandExpression '^=' e17
|
|
{
|
|
$$ = { type: "OP", op: "^=", values: [$1, $3] };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| leftHandExpression '<==' e17
|
|
{
|
|
$$ = { type: "OP", op: "<==", values: [$1, $3] };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e17 '==>' leftHandExpression
|
|
{
|
|
$$ = { type: "OP", op: "<==", values: [$3, $1] };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| leftHandExpression '<--' e17
|
|
{
|
|
$$ = { type: "OP", op: "<--", values: [$1, $3] };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e17 '-->' leftHandExpression
|
|
{
|
|
$$ = { type: "OP", op: "<--", values: [$3, $1] };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e16 '===' e17
|
|
{
|
|
$$ = { type: "OP", op: "===", values: [$1, $3] };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e17 '?' e17 ':' e17 %prec TERCOND
|
|
{
|
|
if ($1.type == "NUMBER") {
|
|
$$ = !$1.value.eq(0) ? $3 : $5;
|
|
} else {
|
|
$$ = { type: "OP", op: "?", values: [$1, $3, $5] };
|
|
}
|
|
setLines($$, @1, @5);
|
|
}
|
|
| e16 %prec EMPTY
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
e16
|
|
: rightArray
|
|
{
|
|
$$ = $1;
|
|
}
|
|
| e15 %prec EMPTY
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
e15
|
|
: e15 '||' e14
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: !$1.value.eq(0) || !$3.value.eq(0) ? bigInt(1) : bigInt(0) };
|
|
} else {
|
|
$$ = { type: "OP", op: "||", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e14 %prec EMPTY
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
e14
|
|
: e14 '&&' e13
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: !$1.value.eq(0) && !$3.value.eq(0) ? bigInt(1) : bigInt(0) };
|
|
} else {
|
|
$$ = { type: "OP", op: "&&", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e13 %prec EMPTY
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
e13
|
|
: e13 '|' e12
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: $1.value.or($3.value).and(__MASK__) };
|
|
} else {
|
|
$$ = { type: "OP", op: "|", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e12 %prec EMPTY
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
|
|
e12
|
|
: e12 '^' e11
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: $1.value.xor($3.value).and(__MASK__) };
|
|
} else {
|
|
$$ = { type: "OP", op: "^", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e11 %prec EMPTY
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
e11
|
|
: e11 '&' e10
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: $1.value.and($3.value).and(__MASK__) };
|
|
} else {
|
|
$$ = { type: "OP", op: "&", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e10 %prec EMPTY
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
|
|
|
|
|
|
e10
|
|
: e10 '==' e9
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: $1.value.equals($3.value) ? bigInt(1) : bigInt(0) };
|
|
} else {
|
|
$$ = { type: "OP", op: "==", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e10 '!=' e9
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: $1.value.eq($3.value) ? bigInt(0) : bigInt(1) };
|
|
} else {
|
|
$$ = { type: "OP", op: "!=", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e9 %prec EMPTY
|
|
{
|
|
$$ = $1
|
|
}
|
|
;
|
|
|
|
e9
|
|
: e9 '<=' e7
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: $1.value.lesserOrEquals($3.value) ? bigInt(1) : bigInt(0) };
|
|
} else {
|
|
$$ = { type: "OP", op: "<=", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e9 '>=' e7
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: $1.value.greaterOrEquals($3.value) ? bigInt(1) : bigInt(0) };
|
|
} else {
|
|
$$ = { type: "OP", op: ">=", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e9 '<' e7
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: $1.value.lesser($3.value) ? bigInt(1) : bigInt(0) };
|
|
} else {
|
|
$$ = { type: "OP", op: "<", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e9 '>' e7
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: $1.value.greater($3.value) ? bigInt(1) : bigInt(0) };
|
|
} else {
|
|
$$ = { type: "OP", op: ">", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e7 %prec EMPTY
|
|
{
|
|
$$ = $1
|
|
}
|
|
;
|
|
|
|
e7
|
|
: e7 '<<' e6
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
let v = $3.value.greater(256) ? 256 : $3.value.value;
|
|
$$ = { type: "NUMBER", value: $1.value.shiftLeft(v).and(__MASK__) };
|
|
} else {
|
|
$$ = { type: "OP", op: "<<", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e7 '>>' e6
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
let v = $3.value.greater(256) ? 256 : $3.value.value;
|
|
$$ = {type: "NUMBER", value: $1.value.shiftRight(v).and(__MASK__) };
|
|
} else {
|
|
$$ = { type: "OP", op: ">>", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e6 %prec EMPTY
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
e6
|
|
: e6 '+' e5
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: ($1.value.plus($3.value)).mod(__P__) };
|
|
} else {
|
|
$$ = { type: "OP", op: "+", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e6 '-' e5
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: ($1.value.plus(__P__).minus($3.value)).mod(__P__) };
|
|
} else {
|
|
$$ = { type: "OP", op: "-", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e5 %prec EMPTY
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
|
|
e5
|
|
: e5 '*' e4
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: ($1.value.times($3.value)).mod(__P__) };
|
|
} else {
|
|
$$ = { type: "OP", op: "*", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e5 '/' e4
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: ($1.value.times($3.value.modInv(__P__))).mod(__P__) };
|
|
} else {
|
|
$$ = { type: "OP", op: "/", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e5 '\\' e4
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: ($1.value.divide($3.value)) };
|
|
} else {
|
|
$$ = { type: "OP", op: "\\", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e5 '%' e4
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: $1.value.mod($3.value) };
|
|
} else {
|
|
$$ = { type: "OP", op: "%", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e4 %prec EMPTY
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
e4
|
|
: e4 '**' e3
|
|
{
|
|
if (($1.type == "NUMBER") && ($3.type == "NUMBER")) {
|
|
$$ = { type: "NUMBER", value: $1.value.modPow($3.value, __P__) };
|
|
} else {
|
|
$$ = { type: "OP", op: "**", values: [$1, $3] };
|
|
}
|
|
setLines($$, @1, @3);
|
|
}
|
|
| e3 %prec EMPTY
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
|
|
e3
|
|
: '++' leftHandExpression
|
|
{
|
|
$$ = { type: "OP", op: "PLUSPLUSLEFT", values: [$2] };
|
|
setLines($$, @1, @2);
|
|
}
|
|
| '--' leftHandExpression
|
|
{
|
|
$$ = { type: "OP", op: "MINUSMINUSLEFT", values: [$2] };
|
|
setLines($$, @1, @2);
|
|
}
|
|
| '+' e3 %prec UPLUS
|
|
{
|
|
$$ = $2;
|
|
setLines($$, @1, @2);
|
|
}
|
|
| '-' e3 %prec UMINUS
|
|
{
|
|
if ($2.type == "NUMBER") {
|
|
$$ = { type: "NUMBER", value: __P__.minus($2.value).mod(__P__) };
|
|
} else {
|
|
$$ = { type: "OP", op: "UMINUS", values: [$2] };
|
|
}
|
|
setLines($$, @1, @2);
|
|
}
|
|
| '!' e3
|
|
{
|
|
if ($2.type == "NUMBER") {
|
|
$$ = { type: "NUMBER", value: $2.value.eq(0) ? bigInt(1) : bigInt(0) };
|
|
} else {
|
|
$$ = { type: "OP", op: "!", values: [$2] };
|
|
}
|
|
setLines($$, @1, @2);
|
|
}
|
|
| '~' e3
|
|
{
|
|
if ($2.type == "NUMBER") {
|
|
$$ = { type: "NUMBER", value: $2.value.xor(__MASK__) };
|
|
} else {
|
|
$$ = { type: "OP", op: "~", values: [$2] };
|
|
}
|
|
setLines($$, @1, @2);
|
|
}
|
|
| e2 %prec EMPTY
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
e2
|
|
: leftHandExpression '++' %prec PLUSPLUSRIGHT
|
|
{
|
|
$$ = {type: "OP", op: "PLUSPLUSRIGHT", values: [$1] };
|
|
setLines($$, @1, @2);
|
|
}
|
|
| leftHandExpression '--' %prec MINUSMINUSRIGHT
|
|
{
|
|
$$ = {type: "OP", op: "MINUSMINUSRIGHT", values: [$1] };
|
|
setLines($$, @1, @2);
|
|
}
|
|
| functionCall
|
|
{
|
|
$$ = $1;
|
|
}
|
|
| e0 %prec EMPTY
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
e0
|
|
: leftHandExpression %prec EMPTY
|
|
{
|
|
$$ = $1
|
|
}
|
|
| DECNUMBER
|
|
{
|
|
$$ = {type: "NUMBER", value: bigInt($1).mod(__P__) }
|
|
setLines($$, @1);
|
|
}
|
|
| HEXNUMBER
|
|
{
|
|
$$ = {type: "NUMBER", value: bigInt($1.substr(2).toUpperCase(), 16).mod(__P__) }
|
|
setLines($$, @1);
|
|
}
|
|
| '(' expression ')' %prec EMPTY
|
|
{
|
|
$$ = $2;
|
|
setLines($$, @1, @3);
|
|
}
|
|
;
|
|
|
|
leftHandExpression
|
|
: simpleLeftHandExpression '.' simpleLeftHandExpression %prec EMPTY
|
|
{
|
|
$$ = {type: "PIN", component: $1, pin: $3 };
|
|
setLines($$, @1, @3);
|
|
}
|
|
| declaration %prec DECL
|
|
{
|
|
$$ = $1
|
|
}
|
|
| simpleLeftHandExpression %prec EMPTY
|
|
{
|
|
$$ = $1
|
|
}
|
|
;
|
|
|
|
|
|
|
|
declaration
|
|
: 'var' simpleLeftHandExpression %prec DECL
|
|
{
|
|
$$ = {type: "DECLARE", declareType: "VARIABLE", name: $2}
|
|
setLines($$, @1, @2);
|
|
}
|
|
| 'signal' simpleLeftHandExpression %prec DECL
|
|
{
|
|
$$ = {type: "DECLARE", declareType: "SIGNAL", name: $2}
|
|
setLines($$, @1, @2);
|
|
}
|
|
| 'signal' 'input' simpleLeftHandExpression %prec DECL
|
|
{
|
|
$$ = {type: "DECLARE", declareType: "SIGNALIN", name: $3};
|
|
setLines($$, @1, @3);
|
|
}
|
|
| 'signal' 'private' 'input' simpleLeftHandExpression %prec DECL
|
|
{
|
|
$$ = {type: "DECLARE", declareType: "SIGNALIN", private: true, name: $4};
|
|
setLines($$, @1, @4);
|
|
}
|
|
| 'signal' 'output' simpleLeftHandExpression %prec DECL
|
|
{
|
|
$$ = {type: "DECLARE", declareType: "SIGNALOUT", name: $3};
|
|
setLines($$, @1, @3);
|
|
}
|
|
| 'component' simpleLeftHandExpression %prec DECL
|
|
{
|
|
$$ = {type: "DECLARE", declareType: "COMPONENT", name: $2}
|
|
setLines($$, @1, @2);
|
|
}
|
|
;
|
|
|
|
simpleLeftHandExpression
|
|
: simpleLeftHandExpression array
|
|
{
|
|
for (let i=0; i< $2.values.length; i++) {
|
|
$1.selectors.push($2.values[i]);
|
|
}
|
|
setLines($1, @1, @2);
|
|
}
|
|
| IDENTIFIER %prec EMPTY
|
|
{
|
|
$$ = {type: "VARIABLE", name: $1 , selectors: []};
|
|
setLines($$, @1);
|
|
}
|
|
;
|
|
|
|
functionCall
|
|
: IDENTIFIER '(' expressionList ')'
|
|
{
|
|
$$ = {type: "FUNCTIONCALL", name: $1, params: $3.expressions}
|
|
setLines($$, @1, @4);
|
|
}
|
|
| IDENTIFIER '(' ')'
|
|
{
|
|
$$ = {type: "FUNCTIONCALL", name: $1, params: []}
|
|
setLines($$, @1, @3);
|
|
}
|
|
;
|
|
|
|
expressionList
|
|
: expressionList ',' expression
|
|
{
|
|
$1.expressions.push($3);
|
|
setLines($$, @1, @3);
|
|
}
|
|
| expression %prec ','
|
|
{
|
|
$$ = {type: "EXPRESSIONLST", expressions: [$1]};
|
|
setLines($$, @1);
|
|
}
|
|
;
|
|
|
|
rightArray
|
|
: array %prec EMPTY
|
|
{
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
array
|
|
: '[' expressionList ']'
|
|
{
|
|
$$ = { type: "ARRAY", values: $2.expressions};
|
|
setLines($$, @1, @3);
|
|
}
|
|
;
|
|
|