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Diffstat (limited to 'deps/v8/src/torque/Torque.g4')
| -rw-r--r-- | deps/v8/src/torque/Torque.g4 | 315 |
1 files changed, 0 insertions, 315 deletions
diff --git a/deps/v8/src/torque/Torque.g4 b/deps/v8/src/torque/Torque.g4 deleted file mode 100644 index 1497aaf9c1d..00000000000 --- a/deps/v8/src/torque/Torque.g4 +++ /dev/null @@ -1,315 +0,0 @@ -// Copyright 2018 the V8 project authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -grammar Torque; - -options { - language=Cpp; -} - -// parser rules start with lowercase letters, lexer rules with uppercase -MACRO: 'macro'; -BUILTIN: 'builtin'; -RUNTIME: 'runtime'; -MODULE: 'module'; -JAVASCRIPT: 'javascript'; -DEFERRED: 'deferred'; -IF: 'if'; -FOR: 'for'; -WHILE: 'while'; -RETURN: 'return'; -CONSTEXPR: 'constexpr'; -CONTINUE: 'continue'; -BREAK: 'break'; -GOTO: 'goto'; -OTHERWISE: 'otherwise'; -TRY: 'try'; -LABEL: 'label'; -LABELS: 'labels'; -TAIL: 'tail'; -ISNT: 'isnt'; -IS: 'is'; -LET: 'let'; -CONST: 'const'; -EXTERN: 'extern'; -ASSERT_TOKEN: 'assert'; -CHECK_TOKEN: 'check'; -UNREACHABLE_TOKEN: 'unreachable'; -DEBUG_TOKEN: 'debug'; - -ASSIGNMENT: '='; -ASSIGNMENT_OPERATOR - : '*=' - | '/=' - | '%=' - | '+=' - | '-=' - | '<<=' - | '>>=' - | '>>>=' - | '&=' - | '^=' - | '|=' - ; - -EQUAL: '=='; -PLUS: '+'; -MINUS: '-'; -MULTIPLY: '*'; -DIVIDE: '/'; -MODULO: '%'; -BIT_OR: '|'; -BIT_AND: '&'; -BIT_NOT: '~'; -MAX: 'max'; -MIN: 'min'; -NOT_EQUAL: '!='; -LESS_THAN: '<'; -LESS_THAN_EQUAL: '<='; -GREATER_THAN: '>'; -GREATER_THAN_EQUAL: '>='; -SHIFT_LEFT: '<<'; -SHIFT_RIGHT: '>>'; -SHIFT_RIGHT_ARITHMETIC: '>>>'; -VARARGS: '...'; - -EQUALITY_OPERATOR: EQUAL | NOT_EQUAL; - -INCREMENT: '++'; -DECREMENT: '--'; -NOT: '!'; - -STRING_LITERAL : ('"' ( ESCAPE | ~('"' | '\\' | '\n' | '\r') ) * '"') - | ('\'' ( ESCAPE | ~('\'' | '\\' | '\n' | '\r') ) * '\''); -fragment ESCAPE : '\\' ( '\'' | '\\' | '"' | 'n' | 'r' ); - -IDENTIFIER : [A-Za-z][0-9A-Za-z_]* ; - -WS : [ \t\r\n\f]+ -> channel(HIDDEN); - -BLOCK_COMMENT - : '/*' .*? ('*/' | EOF) -> channel(HIDDEN) - ; - -LINE_COMMENT - : '//' ~[\r\n]* -> channel(HIDDEN) - ; - -fragment DECIMAL_DIGIT - : [0-9] - ; - -fragment DECIMAL_INTEGER_LITERAL - : '0' - | [1-9] DECIMAL_DIGIT* - ; - -fragment EXPONENT_PART - : [eE] [+-]? DECIMAL_DIGIT+ - ; - -DECIMAL_LITERAL - : MINUS? DECIMAL_INTEGER_LITERAL '.' DECIMAL_DIGIT* EXPONENT_PART? - | MINUS? '.' DECIMAL_DIGIT+ EXPONENT_PART? - | MINUS? DECIMAL_INTEGER_LITERAL EXPONENT_PART? - | MINUS? '0x' [0-9a-fA-F]+ - ; - -type : CONSTEXPR? IDENTIFIER - | BUILTIN '(' typeList ')' '=>' type - | type BIT_OR type - | '(' type ')' - ; - -typeList : (type (',' type)*)?; -genericSpecializationTypeList: '<' typeList '>'; - -optionalGenericTypeList: ('<' IDENTIFIER ':' 'type' (',' IDENTIFIER ':' 'type')* '>')?; - -typeListMaybeVarArgs: '(' type? (',' type)* (',' VARARGS)? ')' - | '(' VARARGS ')'; - -labelParameter: IDENTIFIER ( '(' typeList ')' )?; - -optionalType: (':' type)?; -optionalLabelList: (LABELS labelParameter (',' labelParameter)*)?; -optionalOtherwise: (OTHERWISE IDENTIFIER (',' IDENTIFIER)*)?; - -parameter: IDENTIFIER ':' type?; -parameterList - : '(' parameter? (',' parameter)* ')' - | '(' parameter ',' parameter ',' VARARGS IDENTIFIER ')'; -labelDeclaration: IDENTIFIER parameterList?; - -expression - : conditionalExpression; - -conditionalExpression - : logicalORExpression - | conditionalExpression '?' logicalORExpression ':' logicalORExpression; - -logicalORExpression - : logicalANDExpression - | logicalORExpression '||' logicalANDExpression; - -logicalANDExpression - : bitwiseExpression - | logicalANDExpression '&&' bitwiseExpression; - -bitwiseExpression - : equalityExpression - | bitwiseExpression op=(BIT_AND | BIT_OR) equalityExpression; - -equalityExpression - : relationalExpression - | equalityExpression - op=(EQUAL | NOT_EQUAL) - relationalExpression; - -relationalExpression - : shiftExpression - | relationalExpression - op=(LESS_THAN | LESS_THAN_EQUAL | GREATER_THAN | GREATER_THAN_EQUAL) - shiftExpression; - -shiftExpression - : additiveExpression - | shiftExpression op=(SHIFT_RIGHT | SHIFT_LEFT | SHIFT_RIGHT_ARITHMETIC) additiveExpression; - -additiveExpression - : multiplicativeExpression - | additiveExpression op=(PLUS | MINUS) multiplicativeExpression; - -multiplicativeExpression - : unaryExpression - | multiplicativeExpression op=(MULTIPLY | DIVIDE | MODULO) unaryExpression; - -unaryExpression - : assignmentExpression - | op=(PLUS | MINUS | BIT_NOT | NOT) unaryExpression; - -locationExpression - : IDENTIFIER - | locationExpression '.' IDENTIFIER - | primaryExpression '.' IDENTIFIER - | locationExpression '[' expression ']' - | primaryExpression '[' expression ']'; - -incrementDecrement - : INCREMENT locationExpression - | DECREMENT locationExpression - | locationExpression op=INCREMENT - | locationExpression op=DECREMENT - ; - -assignment - : incrementDecrement - | locationExpression ((ASSIGNMENT | ASSIGNMENT_OPERATOR) expression)?; - -assignmentExpression - : functionPointerExpression - | assignment; - -structExpression - : IDENTIFIER '{' (expression (',' expression)*)? '}'; - -functionPointerExpression - : primaryExpression - | IDENTIFIER genericSpecializationTypeList? - ; - -primaryExpression - : helperCall - | structExpression - | DECIMAL_LITERAL - | STRING_LITERAL - | ('(' expression ')') - ; - -forInitialization : variableDeclarationWithInitialization?; -forLoop: FOR '(' forInitialization ';' expression ';' assignment ')' statementBlock; - -rangeSpecifier: '[' begin=expression? ':' end=expression? ']'; -forOfRange: rangeSpecifier?; -forOfLoop: FOR '(' variableDeclaration 'of' expression forOfRange ')' statementBlock; - -argument: expression; -argumentList: '(' argument? (',' argument)* ')'; - -helperCall: (MIN | MAX | IDENTIFIER) genericSpecializationTypeList? argumentList optionalOtherwise; - -labelReference: IDENTIFIER; -variableDeclaration: (LET | CONST) IDENTIFIER ':' type; -variableDeclarationWithInitialization: variableDeclaration (ASSIGNMENT expression)?; -helperCallStatement: (TAIL)? helperCall; -expressionStatement: assignment; -ifStatement: IF CONSTEXPR? '(' expression ')' statementBlock ('else' statementBlock)?; -whileLoop: WHILE '(' expression ')' statementBlock; -returnStatement: RETURN expression?; -breakStatement: BREAK; -continueStatement: CONTINUE; -gotoStatement: GOTO labelReference argumentList?; -handlerWithStatement: LABEL labelDeclaration statementBlock; -tryLabelStatement: TRY statementBlock handlerWithStatement+; - -diagnosticStatement: ((ASSERT_TOKEN | CHECK_TOKEN) '(' expression ')') | UNREACHABLE_TOKEN | DEBUG_TOKEN; - -statement : variableDeclarationWithInitialization ';' - | helperCallStatement ';' - | expressionStatement ';' - | returnStatement ';' - | breakStatement ';' - | continueStatement ';' - | gotoStatement ';' - | ifStatement - | diagnosticStatement ';' - | whileLoop - | forOfLoop - | forLoop - | tryLabelStatement - ; - -statementList : statement*; -statementScope : DEFERRED? '{' statementList '}'; -statementBlock - : statement - | statementScope; - -helperBody : statementScope; - -fieldDeclaration: IDENTIFIER ':' type ';'; -fieldListDeclaration: fieldDeclaration*; - -extendsDeclaration: 'extends' IDENTIFIER; -generatesDeclaration: 'generates' STRING_LITERAL; -constexprDeclaration: 'constexpr' STRING_LITERAL; -typeDeclaration : 'type' IDENTIFIER extendsDeclaration? generatesDeclaration? constexprDeclaration?';'; -typeAliasDeclaration : 'type' IDENTIFIER '=' type ';'; - -externalBuiltin : EXTERN JAVASCRIPT? BUILTIN IDENTIFIER optionalGenericTypeList '(' typeList ')' optionalType ';'; -externalMacro : EXTERN ('operator' STRING_LITERAL)? MACRO IDENTIFIER optionalGenericTypeList typeListMaybeVarArgs optionalType optionalLabelList ';'; -externalRuntime : EXTERN RUNTIME IDENTIFIER typeListMaybeVarArgs optionalType ';'; -builtinDeclaration : JAVASCRIPT? BUILTIN IDENTIFIER optionalGenericTypeList parameterList optionalType (helperBody | ';'); -genericSpecialization: IDENTIFIER genericSpecializationTypeList parameterList optionalType optionalLabelList helperBody; -macroDeclaration : ('operator' STRING_LITERAL)? MACRO IDENTIFIER optionalGenericTypeList parameterList optionalType optionalLabelList (helperBody | ';'); -externConstDeclaration : CONST IDENTIFIER ':' type generatesDeclaration ';'; -constDeclaration: CONST IDENTIFIER ':' type ASSIGNMENT expression ';'; -structDeclaration : 'struct' IDENTIFIER '{' fieldListDeclaration '}'; - -declaration - : structDeclaration - | typeDeclaration - | typeAliasDeclaration - | builtinDeclaration - | genericSpecialization - | macroDeclaration - | externalMacro - | externalBuiltin - | externalRuntime - | externConstDeclaration - | constDeclaration; - -moduleDeclaration : MODULE IDENTIFIER '{' declaration* '}'; - -file: (moduleDeclaration | declaration)*; |