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@ -3,7 +3,7 @@ |
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# Copyright (c) 2016-2021 Ian Piumarta and other contributors (see AUTHORS) |
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# All rights reserved (see LICENSE) |
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# |
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# Last edited: 2023-03-22 16:11:40 by piumarta on zora-10.local |
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# Last edited: 2023-03-22 16:30:14 by piumarta on zora-10.local |
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%{ |
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/* compile: leg -o ccmeta.c ccmeta.leg |
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@ -1314,6 +1314,7 @@ mexp = META_AT META_LPAREN ( @{ lang = META } s:meta_exp META_RPAREN @{ lan |
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error = EOL* < (!EOL .)* EOL* (!EOL .)* > &{ error(yytext), 1 } |
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### A.1.3 Identifiers |
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# Identifiers rules |
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# 6.4.2.1 |
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@ -1331,6 +1332,7 @@ IDREST = IDFIRST | [0-9] |
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digit = [0-9] |
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### A.1.4 Universal character names |
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# universalCharacterName rule |
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# 6.4.3 |
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@ -1341,6 +1343,7 @@ hexQuad = hexadecimalDigit hexadecimalDigit hexadecimalDigit hexadecimalDigit |
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### |
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### A.1.5 Constants |
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# constant rule |
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# 6.4.4 |
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@ -1351,6 +1354,7 @@ constant = characterConstant |
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# 6.4.4.1 |
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# integerConstant rule |
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integerConstant = < ( hexadecimalConstant |
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| octalConstant |
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@ -1377,6 +1381,7 @@ integerSuffix = ( [uU][lL]?[lL]? | [lL][lL]?[uU]? ) ( imaginarySuffix &{gnu} )? |
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imaginarySuffix = [ij] |
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# 6.4.4.2 |
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# floatingConstant rule |
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floatingConstant = <( decimalFloatingConstant | hexadecimalFloatingConstant )> { $$ = new_C_float(yytext); } - |
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@ -1404,6 +1409,7 @@ hexadecimalDigitSequence = hexadecimalDigit+ |
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floatingSuffix = [fFlL] imaginarySuffix? |
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# 6.4.4.4 |
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# characterConstant rule |
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characterConstant = < "'" cCharSequence "'" > { $$ = new_C_char(yytext) } - |
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| < "L'" cCharSequence "'" > { $$ = new_C_char(yytext) } - |
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@ -1425,6 +1431,7 @@ octalEscapeSequence = '\\' octalDigit octalDigit? octalDigit? |
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hexadecimalEscapeSequence = '\\x' hexadecimalDigit+ |
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### A.1.6 String literals |
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# stringLiteral rule |
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# 6.4.5 |
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@ -1438,6 +1445,7 @@ stringLiteralPart = < '"' sCharSequence '"' > { $$= new_C_char(yytext) } |
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sCharSequence = ( escapeSequence | !EOL [^\"\\] )* |
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### A.2.1 Expressions |
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# primaryExpression rule |
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# 6.5.1 |
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@ -1447,6 +1455,7 @@ primaryExpression = stringLiteral | constant | id |
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| l:LPAREN x:compoundStatement r:RPAREN &{gnu} { $$= new_C_subexpr(l, x, r) } |
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# 6.5.2 |
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# postfixExpression rule |
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postfixExpression = o:LPAREN l:typeName p:RPAREN |
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a:LCURLY r:initializerList ( c:COMMA | {c=newNullObject()} ) b:RCURLY { $$= new_C_aggregate(o, l, p, a, r, c, b) } |
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@ -1466,6 +1475,7 @@ argumentExpressionList = { listBegin() } |
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)? { $$= listEnd() } |
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# 6.5.3 |
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# unaryExpression rule |
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unaryExpression = o:INC x:unaryExpression { $$= new_C_prefix(o, x) } |
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| o:DEC x:unaryExpression { $$= new_C_prefix(o, x) } |
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@ -1485,11 +1495,13 @@ unaryOperator = BAND | STAR | PLUS | MINUS | BNOT | LNOT |
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| IMAG &{gnu} |
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# 6.5.4 |
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# castExpression rule |
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castExpression = l:LPAREN t:typeName r:RPAREN x:castExpression { $$= new_C_cast(l, t, r, x) } |
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| unaryExpression |
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# 6.5.5 |
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# multiplicativeExpression rule |
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multiplicativeExpression = l:castExpression |
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( o:multiplicativeOperator r:castExpression { l= new_C_binary(l, o, r) } |
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@ -1498,6 +1510,7 @@ multiplicativeExpression = l:castExpression |
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multiplicativeOperator = STAR | DIV | MOD |
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# 6.5.6 |
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# additiveExpression rule |
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additiveExpression = l:multiplicativeExpression |
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( o:additiveOperator r:multiplicativeExpression { l= new_C_binary(l, o, r) } |
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@ -1506,6 +1519,7 @@ additiveExpression = l:multiplicativeExpression |
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additiveOperator = PLUS | MINUS |
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# 6.5.7 |
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# shiftExpression rule |
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shiftExpression = l:additiveExpression |
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( o:shiftOperator r:additiveExpression { l= new_C_binary(l, o, r) } |
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@ -1514,6 +1528,7 @@ shiftExpression = l:additiveExpression |
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shiftOperator = LSHIFT | RSHIFT |
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# 6.5.8 |
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# relationalExpression rule |
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relationalExpression = l:shiftExpression |
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( o:relationalOperator r:shiftExpression { l= new_C_binary(l, o, r) } |
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@ -1522,6 +1537,7 @@ relationalExpression = l:shiftExpression |
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relationalOperator = LT | LTE | GT | GTE |
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# 6.5.9 |
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# equalityExpression rule |
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equalityExpression = l:relationalExpression |
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( o:equalityOperator r:relationalExpression { l= new_C_binary(l, o, r) } |
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@ -1530,36 +1546,42 @@ equalityExpression = l:relationalExpression |
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equalityOperator = EQUAL | NOT_EQUAL |
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# 6.5.10 |
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# andExpression rule |
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andExpression = l:equalityExpression |
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( o:BAND r:equalityExpression { l= new_C_binary(l, o, r) } |
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)* { $$= l } |
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# 6.5.11 |
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# exclusiveOrExpression rule |
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exclusiveOrExpression = l:andExpression |
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( o:BXOR r:andExpression { l= new_C_binary(l, o, r) } |
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)* { $$= l } |
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# 6.5.12 |
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# inclusiveOrExpression rule |
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inclusiveOrExpression = l:exclusiveOrExpression |
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( o:BOR r:exclusiveOrExpression { l= new_C_binary(l, o, r) } |
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)* { $$= l } |
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# 6.5.13 |
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# logicalAndExpression rule |
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logicalAndExpression = l:inclusiveOrExpression |
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( o:LAND r:inclusiveOrExpression { l= new_C_binary(l, o, r) } |
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)* { $$= l } |
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# 6.5.14 |
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# logicalOrExpression rule |
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logicalOrExpression = l:logicalAndExpression |
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( o:LOR r:logicalAndExpression { l= new_C_binary(l, o, r) } |
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)* { $$= l } |
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# 6.5.15 |
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# conditionalExpression rule |
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conditionalExpression = l:logicalOrExpression |
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( q:QUESTION m:expression c:COLON r:conditionalExpression { $$= new_C_conditional(l, q, m, c, r) } |
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@ -1568,6 +1590,7 @@ conditionalExpression = l:logicalOrExpression |
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) |
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# 6.5.16 |
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# assignmentExpressionOpt rule |
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assignmentExpressionOpt = assignmentExpression | {$$=newNullObject()} |
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@ -1579,6 +1602,7 @@ assignmentOperator = ASSIGN |
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| LSHIFT_ASSIGN | RSHIFT_ASSIGN | BAND_ASSIGN | BXOR_ASSIGN | BOR_ASSIGN |
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# 6.5.17 |
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# expression rule |
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expression = l:assignmentExpression |
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( o:COMMA r:assignmentExpression { l= new_C_binary(l, o, r) } |
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@ -1589,6 +1613,7 @@ expressionOpt = expression | { $$= newNullObject() } |
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constantExpression = conditionalExpression |
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### A.2.2 Declarations |
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# declaration rule |
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# 6.7 |
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@ -1623,6 +1648,7 @@ initDeclarator = d:declarator |
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)? { $$= d } |
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# 6.7.1 |
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# storageClassSpecifier rule |
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storageClassSpecifier = TYPEDEF @{ declarationTypedef() } |
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| AUTO |
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@ -1634,6 +1660,7 @@ parameterStorageClassSpecifier = REGISTER |
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functionStorageClassSpecifier = EXTERN | STATIC |
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# 6.7.2 |
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# typeSpecifier rule |
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typeSpecifier = VOID | CHAR | SHORT | INT | LONG | FLOAT | DOUBLE | SIGNED | UNSIGNED | BOOL | COMPLEX |
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| ( BUILTIN_VA_LIST | _FLOAT128 ) |
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@ -1641,6 +1668,7 @@ typeSpecifier = VOID | CHAR | SHORT | INT | LONG | FLOAT | DOUBLE | SIGNED | UN |
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| enumSpecifier |
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# 6.7.2.1 |
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# structOrUnionSpecifier rule |
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structOrUnionSpecifier = s:structOrUnion |
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# An attribute specifier list may appear as part of a struct, union or enum specifier. It may go |
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@ -1689,6 +1717,7 @@ structDeclarator = ( c:COLON e:constantExpression { d= new_C_st |
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)? { $$= d } |
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# 6.7.2.2 |
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# enumSpecifier rule |
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enumSpecifier = e:ENUM |
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( i:idOpt l:LCURLY m:enumeratorList r:RCURLY { $$= new_C_enumSpec(e, i, l, m, r) } |
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@ -1709,16 +1738,19 @@ enumerator = i:id |
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( a:ASSIGN e:constantExpression | {a=e=newNullObject()} ) { $$= new_C_enumerator(i, a, e) } |
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# 6.7.3 |
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# typeQualifier rule |
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typeQualifier = CONST | RESTRICT | VOLATILE |
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| __RESTRICT |
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# 6.7.4 |
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# functionSpecifier rule |
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functionSpecifier = INLINE |
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| __INLINE |
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# 6.7.5 |
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# declarator rule |
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declarator = # An attribute specifier list may appear immediately before a declarator |
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a:attributeSpecifier d:declarator &{gnu} { $$= new_C_attribution(a, d) } |
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@ -1785,6 +1817,7 @@ identifierList = i:id { listWith(i) } |
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)* { $$= listEnd() } |
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# 6.7.6 |
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# typeName rule |
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typeName = s:specifierQualifierList d:abstractDeclaratorOpt { $$= new_C_declaration(s, d, newNullObject()) } |
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@ -1807,6 +1840,7 @@ directAbstractDeclarator= @{int nonEmpty= 0} |
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)* &{nonEmpty} { $$= d } |
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# 6.7.7 |
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# typedefName rule |
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typedefName = <ID> &{ isTypedefName(yytext) } { $$= new_C_id(yytext) } - |
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| t:TYPEOF l:LPAREN |
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@ -1815,6 +1849,7 @@ typedefName = &{ isTypedefName(yytext) } { $$= new_C_id(yytext) } - |
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) &{gnu} |
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# 6.7.8 |
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# initializer rule |
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initializer = l:LCURLY i:initializerList ( c:COMMA | {c=newNullObject()} ) r:RCURLY { $$= new_C_initializer(l, i, c, r) } |
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| assignmentExpression |
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@ -1839,6 +1874,7 @@ designatorList = { listBegin() } |
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)+ { $$= listEnd() } |
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### A.2.3 Statements |
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# statement rule |
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# 6.8 |
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@ -1850,6 +1886,7 @@ statement = expressionStatement |
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| jumpStatement |
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# 6.8.1 |
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# labeledStatement rule |
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labeledStatement = i:id c:COLON |
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# an attribute specifier list may appear after the colon following a label, other than a case or default label |
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@ -1860,6 +1897,7 @@ labeledStatement = i:id c:COLON |
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| d:DEFAULT c:COLON s:statement { $$= new_C_default(d, c, s) } |
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# 6.8.2 |
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# compoundStatement rule |
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compoundStatement = @{ C_scopeBegin() } |
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l:LCURLY { listBegin() } |
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@ -1875,17 +1913,20 @@ compoundStatement = @{ C_scopeBegin() } |
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| &{ C_scopeAbort() } |
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# 6.8.3 |
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# expressionStatement rule |
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expressionStatement = SEMI |
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| x:expression s:SEMI { $$= new_C_exprStatement(x, s) } |
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# 6.8.4 |
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# selectionStatement rule |
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selectionStatement = i:IF l:LPAREN x:expression r:RPAREN s:statement |
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( e:ELSE t:statement | {e=t=newNullObject()} ) { $$= new_C_if(i, l, x, r, s, e, t) } |
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| s:SWITCH l:LPAREN x:expression r:RPAREN t:statement { $$= new_C_switch(s, l, x, r, t) } |
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# 6.8.5 |
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# iterationStatement rule |
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iterationStatement = w:WHILE l:LPAREN x:expression r:RPAREN s:statement { $$= new_C_while(w, l, x, r, s) } |
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| d:DO s:statement w:WHILE l:LPAREN x:expression r:RPAREN t:SEMI { $$= new_C_do(d, s, w, l, x, r, t) } |
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@ -1895,6 +1936,7 @@ iterationStatement = w:WHILE l:LPAREN x:expression r:RPAREN s:statement { $$= |
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c:expressionOpt r:RPAREN s:statement { $$= new_C_for(f, l, a, newNullObject(), b, u, c, r, s) } |
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# 6.8.6 |
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# jumpStatement rule |
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jumpStatement = g:GOTO i:id t:SEMI { $$= new_C_goto(g, newNullObject(), i, t) } |
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| c:CONTINUE t:SEMI { $$= new_C_continue(c, t) } |
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@ -1903,6 +1945,7 @@ jumpStatement = g:GOTO i:id t:SEMI { $$= new_C_goto(g, newNullObject(), i |
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| g:GOTO s:STAR x:expression t:SEMI &{gnu} { $$= new_C_goto(g, s, x, t) } |
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### A.2.4 External definitions |
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# externalDeclaration rule |
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# 6.9 |
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