126 строки
2.7 KiB
Plaintext
126 строки
2.7 KiB
Plaintext
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This grammar was derived from slparse.c --- it is out-dated.
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statement:
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compound-statement
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if ( expression ) statement
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if ( expression ) statement else statement
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!if ( expression ) statement
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loop ( expression ) statement
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_for ( expression ) statement
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while ( expression ) statement
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do statement while (expression) ;
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for ( expressionopt ; expressionopt ; expressionopt ) statement
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ERROR_BLOCK statement
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EXIT_BLOCK statement
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USER_BLOCK0 statement
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USER_BLOCK1 statement
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USER_BLOCK2 statement
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USER_BLOCK3 statement
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USER_BLOCK4 statement
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forever statement
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break ;
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continue ;
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return expressionopt ;
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variable variable-list ;
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struct struct-decl ;
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define identifier function-args ;
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define identifier function-args compound-statement
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switch ( expression ) statement
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rpn-line
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at-line
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push ( expression )
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( expression ) = expression ;
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expression ;
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expression :
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statement-list:
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statement
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statement-list statement
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compound-statement:
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{ statement-list }
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variable-list:
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variable-decl
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variable-decl variable-list
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variable-decl:
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identifier
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identifier = simple-expression
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struct-declaration:
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struct { struct-field-list };
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struct-field-list:
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struct-field-name , struct-field-list
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struct-field-name
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struct-declaration:
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typedef struct { struct-field-list } Type_Name;
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struct-field-list:
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struct-field-name , struct-field-list
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struct-field-name
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function-args:
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( args-dec-opt )
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args-decl-opt:
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identifier
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args-decl , identifier
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expression:
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simple_expression
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simple-expression , expression
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<none>
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% Note: simple-expression groups operators OP1 at same level. The
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% actual implementation will not do this.
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simple-expression:
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unary-expression
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binary-expression BINARY-OP unary-expression
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andelse xxelse-expression-list
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orelse xxelse-expression-list
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xxelse-expression-list:
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{ expression }
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xxelse-expression-list { expression }
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binary-expression:
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unary-expression
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unary-expression BINARY-OP binary-expression
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unary-expression:
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postfix-expression
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++ postfix-expression
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-- postfix-expression
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case unary-expression
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OP3 unary-expression
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(OP3: + - ~ & not @)
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postfix-expression:
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primary-expression
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postfix-expression [ expression ]
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postfix-expression ( function-args-expression )
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postfix-expression . identifier
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postfix-expression ^ unary-expression
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postfix-expression ++
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postfix-expression --
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postfix-expression = simple-expression
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postfix-expression += simple-expression
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postfix-expression -= simple-expression
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primary-expression:
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literal
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identifier
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( expression_opt )
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[ inline-array-expression ]
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&identifier
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struct-definition
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__tmp(literal)
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inline-array-expression:
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expression
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expression : expression
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expression : expression : expression
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