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/* |
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* Copyright (c) 2014-2017 Christian Schoenebeck and Andreas Persson |
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* |
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* http://www.linuxsampler.org |
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* |
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* This file is part of LinuxSampler and released under the same terms. |
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* See README file for details. |
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*/ |
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|
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/* Parser for NKSP real-time instrument script language. */ |
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|
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%{ |
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#define YYERROR_VERBOSE 1 |
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#include "parser_shared.h" |
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#include <string> |
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#include <map> |
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using namespace LinuxSampler; |
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|
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void InstrScript_error(YYLTYPE* locp, LinuxSampler::ParserContext* context, const char* err); |
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void InstrScript_warning(YYLTYPE* locp, LinuxSampler::ParserContext* context, const char* txt); |
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int InstrScript_tnamerr(char* yyres, const char* yystr); |
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int InstrScript_lex(YYSTYPE* lvalp, YYLTYPE* llocp, void* scanner); |
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#define scanner context->scanner |
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#define PARSE_ERR(loc,txt) yyerror(&loc, context, txt) |
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#define PARSE_WRN(loc,txt) InstrScript_warning(&loc, context, txt) |
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#define PARSE_DROP(loc) context->addPreprocessorComment(loc.first_line, loc.last_line, loc.first_column+1, loc.last_column+1); |
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#define yytnamerr(res,str) InstrScript_tnamerr(res, str) |
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%} |
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|
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// generate reentrant safe parser |
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%pure-parser |
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%parse-param { LinuxSampler::ParserContext* context } |
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%lex-param { void* scanner } |
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// avoid symbol collision with other (i.e. future) auto generated (f)lex scanners |
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// (NOTE: "=" is deprecated here with Bison 3.x, however removing it would cause an error with Bison 2.x) |
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%name-prefix="InstrScript_" |
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%locations |
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%defines |
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%error-verbose |
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|
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%token <iValue> INTEGER "integer literal" |
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%token <fValue> REAL "real number literal" |
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%token <iUnitValue> INTEGER_UNIT "integer literal with unit" |
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%token <fUnitValue> REAL_UNIT "real number literal with unit" |
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%token <sValue> STRING "string literal" |
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%token <sValue> IDENTIFIER "function name" |
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%token <sValue> VARIABLE "variable name" |
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%token ON "keyword 'on'" |
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%token END "keyword 'end'" |
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%token INIT "keyword 'init'" |
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%token NOTE "keyword 'note'" |
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%token RELEASE "keyword 'release'" |
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%token CONTROLLER "keyword 'controller'" |
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%token DECLARE "keyword 'declare'" |
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%token ASSIGNMENT "operator ':='" |
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%token CONST_ "keyword 'const'" |
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%token POLYPHONIC "keyword 'polyphonic'" |
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%token WHILE "keyword 'while'" |
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%token SYNCHRONIZED "keyword 'synchronized'" |
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%token IF "keyword 'if'" |
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%token ELSE "keyword 'else'" |
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%token SELECT "keyword 'select'" |
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%token CASE "keyword 'case'" |
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%token TO "keyword 'to'" |
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%token OR "operator 'or'" |
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%token AND "operator 'and'" |
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%token NOT "operator 'not'" |
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%token BITWISE_OR "bitwise operator '.or.'" |
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%token BITWISE_AND "bitwise operator '.and.'" |
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%token BITWISE_NOT "bitwise operator '.not.'" |
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%token FUNCTION "keyword 'function'" |
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%token CALL "keyword 'call'" |
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%token MOD "operator 'mod'" |
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%token LE "operator '<='" |
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%token GE "operator '>='" |
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%token END_OF_FILE 0 "end of file" |
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%token UNKNOWN_CHAR "unknown character" |
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|
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%type <nEventHandlers> script sections |
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%type <nEventHandler> section eventhandler |
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%type <nStatements> statements opt_statements userfunctioncall |
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%type <nStatement> statement assignment |
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%type <nFunctionCall> functioncall |
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%type <nArgs> args |
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%type <nExpression> arg expr logical_or_expr logical_and_expr bitwise_or_expr bitwise_and_expr rel_expr add_expr mul_expr unary_expr concat_expr |
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%type <nCaseBranch> caseclause |
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%type <nCaseBranches> caseclauses |
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|
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%start script |
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|
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%% |
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|
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script: |
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sections { |
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$$ = context->handlers = $1; |
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} |
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|
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sections: |
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section { |
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$$ = new EventHandlers(); |
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if ($1) $$->add($1); |
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} |
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| sections section { |
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$$ = $1; |
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if ($2) $$->add($2); |
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} |
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|
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section: |
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function_declaration { |
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$$ = EventHandlerRef(); |
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} |
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| eventhandler { |
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$$ = $1; |
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} |
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|
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eventhandler: |
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ON NOTE opt_statements END ON { |
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if (context->onNote) |
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PARSE_ERR(@2, "Redeclaration of 'note' event handler."); |
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context->onNote = new OnNote($3); |
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$$ = context->onNote; |
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} |
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| ON INIT opt_statements END ON { |
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if (context->onInit) |
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PARSE_ERR(@2, "Redeclaration of 'init' event handler."); |
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context->onInit = new OnInit($3); |
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$$ = context->onInit; |
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} |
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| ON RELEASE opt_statements END ON { |
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if (context->onRelease) |
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PARSE_ERR(@2, "Redeclaration of 'release' event handler."); |
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context->onRelease = new OnRelease($3); |
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$$ = context->onRelease; |
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} |
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| ON CONTROLLER opt_statements END ON { |
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if (context->onController) |
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PARSE_ERR(@2, "Redeclaration of 'controller' event handler."); |
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context->onController = new OnController($3); |
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$$ = context->onController; |
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} |
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|
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function_declaration: |
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FUNCTION IDENTIFIER opt_statements END FUNCTION { |
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const char* name = $2; |
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if (context->functionProvider->functionByName(name)) { |
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PARSE_ERR(@2, (String("There is already a built-in function with name '") + name + "'.").c_str()); |
147 |
} else if (context->userFunctionByName(name)) { |
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PARSE_ERR(@2, (String("There is already a user defined function with name '") + name + "'.").c_str()); |
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} else { |
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context->userFnTable[name] = $3; |
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} |
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} |
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|
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opt_statements: |
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/* epsilon (empty argument) */ { |
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$$ = new Statements(); |
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} |
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| statements { |
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$$ = $1; |
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} |
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|
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statements: |
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statement { |
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$$ = new Statements(); |
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if ($1) { |
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if (!isNoOperation($1)) $$->add($1); // filter out NoOperation statements |
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} else |
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PARSE_WRN(@1, "Not a statement."); |
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} |
170 |
| statements statement { |
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$$ = $1; |
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if ($2) { |
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if (!isNoOperation($2)) $$->add($2); // filter out NoOperation statements |
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} else |
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PARSE_WRN(@2, "Not a statement."); |
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} |
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|
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statement: |
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functioncall { |
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$$ = $1; |
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} |
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| userfunctioncall { |
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$$ = $1; |
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} |
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| DECLARE VARIABLE { |
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const char* name = $2; |
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//printf("declared var '%s'\n", name); |
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if (context->variableByName(name)) { |
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PARSE_ERR(@2, (String("Redeclaration of variable '") + name + "'.").c_str()); |
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} else if (name[0] == '@') { |
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context->vartable[name] = new StringVariable(context); |
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} else if (name[0] == '~') { |
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context->vartable[name] = new RealVariable({ |
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.ctx = context |
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}); |
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} else if (name[0] == '$') { |
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context->vartable[name] = new IntVariable({ |
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.ctx = context |
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}); |
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} else if (name[0] == '?') { |
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PARSE_ERR(@2, (String("Real number array variable '") + name + "' declaration requires array size.").c_str()); |
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} else if (name[0] == '%') { |
203 |
PARSE_ERR(@2, (String("Integer array variable '") + name + "' declaration requires array size.").c_str()); |
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} else { |
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PARSE_ERR(@2, (String("Variable '") + name + "' declared with unknown type.").c_str()); |
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} |
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$$ = new NoOperation; |
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} |
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| DECLARE POLYPHONIC VARIABLE { |
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const char* name = $3; |
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//printf("declared polyphonic var '%s'\n", name); |
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if (context->variableByName(name)) { |
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PARSE_ERR(@3, (String("Redeclaration of variable '") + name + "'.").c_str()); |
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} else if (name[0] != '$' && name[0] != '~') { |
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PARSE_ERR(@3, "Polyphonic variables must only be declared either as integer or real number type."); |
216 |
} else if (name[0] == '~') { |
217 |
context->vartable[name] = new PolyphonicRealVariable({ |
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.ctx = context |
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}); |
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} else { |
221 |
context->vartable[name] = new PolyphonicIntVariable({ |
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.ctx = context |
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}); |
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} |
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$$ = new NoOperation; |
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} |
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| DECLARE VARIABLE ASSIGNMENT expr { |
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const char* name = $2; |
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//printf("declared assign var '%s'\n", name); |
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const ExprType_t declType = exprTypeOfVarName(name); |
231 |
if (context->variableByName(name)) { |
232 |
PARSE_ERR(@2, (String("Redeclaration of variable '") + name + "'.").c_str()); |
233 |
$$ = new NoOperation; |
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} else if ($4->exprType() == STRING_EXPR) { |
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if (name[0] != '@') |
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PARSE_WRN(@2, (String("Variable '") + name + "' declared as " + typeStr(declType) + ", string expression assigned though.").c_str()); |
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StringExprRef expr = $4; |
238 |
if (expr->isConstExpr()) { |
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const String s = expr->evalStr(); |
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StringVariableRef var = new StringVariable(context); |
241 |
context->vartable[name] = var; |
242 |
$$ = new Assignment(var, new StringLiteral(s)); |
243 |
} else { |
244 |
StringVariableRef var = new StringVariable(context); |
245 |
context->vartable[name] = var; |
246 |
$$ = new Assignment(var, expr); |
247 |
} |
248 |
} else if ($4->exprType() == REAL_EXPR) { |
249 |
if (name[0] != '~') |
250 |
PARSE_WRN(@2, (String("Variable '") + name + "' declared as " + typeStr(declType) + ", real number expression assigned though.").c_str()); |
251 |
RealExprRef expr = $4; |
252 |
RealVariableRef var = new RealVariable({ |
253 |
.ctx = context, |
254 |
.unitType = expr->unitType(), |
255 |
.isFinal = expr->isFinal() |
256 |
}); |
257 |
if (expr->isConstExpr()) { |
258 |
$$ = new Assignment(var, new RealLiteral({ |
259 |
.value = expr->evalReal(), |
260 |
.unitFactor = expr->unitFactor(), |
261 |
.unitType = expr->unitType(), |
262 |
.isFinal = expr->isFinal() |
263 |
})); |
264 |
} else { |
265 |
$$ = new Assignment(var, expr); |
266 |
} |
267 |
context->vartable[name] = var; |
268 |
} else if ($4->exprType() == INT_EXPR) { |
269 |
if (name[0] != '$') |
270 |
PARSE_WRN(@2, (String("Variable '") + name + "' declared as " + typeStr(declType) + ", integer expression assigned though.").c_str()); |
271 |
IntExprRef expr = $4; |
272 |
IntVariableRef var = new IntVariable({ |
273 |
.ctx = context, |
274 |
.unitType = expr->unitType(), |
275 |
.isFinal = expr->isFinal() |
276 |
}); |
277 |
if (expr->isConstExpr()) { |
278 |
$$ = new Assignment(var, new IntLiteral({ |
279 |
.value = expr->evalInt(), |
280 |
.unitFactor = expr->unitFactor(), |
281 |
.unitType = expr->unitType(), |
282 |
.isFinal = expr->isFinal() |
283 |
})); |
284 |
} else { |
285 |
$$ = new Assignment(var, expr); |
286 |
} |
287 |
context->vartable[name] = var; |
288 |
} else if ($4->exprType() == EMPTY_EXPR) { |
289 |
PARSE_ERR(@4, "Expression does not result in a value."); |
290 |
$$ = new NoOperation; |
291 |
} else if (isArray($4->exprType())) { |
292 |
PARSE_ERR(@2, (String("Variable '") + name + "' declared as scalar type, array expression assigned though.").c_str()); |
293 |
$$ = new NoOperation; |
294 |
} |
295 |
} |
296 |
| DECLARE VARIABLE '[' expr ']' { |
297 |
//printf("declare array without args\n"); |
298 |
const char* name = $2; |
299 |
if (!$4->isConstExpr()) { |
300 |
PARSE_ERR(@4, (String("Array variable '") + name + "' must be declared with constant array size.").c_str()); |
301 |
} else if ($4->exprType() != INT_EXPR) { |
302 |
PARSE_ERR(@4, (String("Size of array variable '") + name + "' declared with non integer expression.").c_str()); |
303 |
} else if (context->variableByName(name)) { |
304 |
PARSE_ERR(@2, (String("Redeclaration of variable '") + name + "'.").c_str()); |
305 |
} else { |
306 |
IntExprRef sizeExpr = $4; |
307 |
if (sizeExpr->unitType() || sizeExpr->hasUnitFactorNow()) { |
308 |
PARSE_ERR(@4, "Units are not allowed as array size."); |
309 |
} else { |
310 |
if (sizeExpr->isFinal()) |
311 |
PARSE_WRN(@4, "Final operator '!' is meaningless here."); |
312 |
vmint size = sizeExpr->evalInt(); |
313 |
if (size <= 0) { |
314 |
PARSE_ERR(@4, (String("Array variable '") + name + "' declared with array size " + ToString(size) + ".").c_str()); |
315 |
} else { |
316 |
if (name[0] == '?') { |
317 |
context->vartable[name] = new RealArrayVariable(context, size); |
318 |
} else if (name[0] == '%') { |
319 |
context->vartable[name] = new IntArrayVariable(context, size); |
320 |
} else { |
321 |
PARSE_ERR(@2, (String("Variable '") + name + "' declared as unknown array type: use either '%' or '?' instead of '" + String(name).substr(0,1) + "'.").c_str()); |
322 |
} |
323 |
} |
324 |
} |
325 |
} |
326 |
$$ = new NoOperation; |
327 |
} |
328 |
| DECLARE VARIABLE '[' expr ']' ASSIGNMENT '(' args ')' { |
329 |
const char* name = $2; |
330 |
if (!$4->isConstExpr()) { |
331 |
PARSE_ERR(@4, (String("Array variable '") + name + "' must be declared with constant array size.").c_str()); |
332 |
} else if ($4->exprType() != INT_EXPR) { |
333 |
PARSE_ERR(@4, (String("Size of array variable '") + name + "' declared with non integer expression.").c_str()); |
334 |
} else if (context->variableByName(name)) { |
335 |
PARSE_ERR(@2, (String("Redeclaration of variable '") + name + "'.").c_str()); |
336 |
} else { |
337 |
IntExprRef sizeExpr = $4; |
338 |
ArgsRef args = $8; |
339 |
vmint size = sizeExpr->evalInt(); |
340 |
if (size <= 0) { |
341 |
PARSE_ERR(@4, (String("Array variable '") + name + "' must be declared with positive array size.").c_str()); |
342 |
} else if (args->argsCount() > size) { |
343 |
PARSE_ERR(@8, (String("Array variable '") + name + |
344 |
"' was declared with size " + ToString(size) + |
345 |
" but " + ToString(args->argsCount()) + |
346 |
" values were assigned." ).c_str()); |
347 |
} else if (sizeExpr->unitType() || sizeExpr->hasUnitFactorNow()) { |
348 |
PARSE_ERR(@4, "Units are not allowed as array size."); |
349 |
} else { |
350 |
if (sizeExpr->isFinal()) |
351 |
PARSE_WRN(@4, "Final operator '!' is meaningless here."); |
352 |
ExprType_t declType = EMPTY_EXPR; |
353 |
if (name[0] == '%') { |
354 |
declType = INT_EXPR; |
355 |
} else if (name[0] == '?') { |
356 |
declType = REAL_EXPR; |
357 |
} else if (name[0] == '$') { |
358 |
PARSE_ERR(@2, (String("Variable '") + name + "' declaration ambiguous: Use '%' as name prefix for integer arrays instead of '$'.").c_str()); |
359 |
} else if (name[0] == '~') { |
360 |
PARSE_ERR(@2, (String("Variable '") + name + "' declaration ambiguous: Use '?' as name prefix for real number arrays instead of '~'.").c_str()); |
361 |
} else { |
362 |
PARSE_ERR(@2, (String("Variable '") + name + "' declared as unknown array type: use either '%' or '?' instead of '" + String(name).substr(0,1) + "'.").c_str()); |
363 |
} |
364 |
bool argsOK = true; |
365 |
if (declType == EMPTY_EXPR) { |
366 |
argsOK = false; |
367 |
} else { |
368 |
for (vmint i = 0; i < args->argsCount(); ++i) { |
369 |
if (args->arg(i)->exprType() != declType) { |
370 |
PARSE_ERR( |
371 |
@8, |
372 |
(String("Array variable '") + name + |
373 |
"' declared with invalid assignment values. Assigned element " + |
374 |
ToString(i+1) + " is not an " + typeStr(declType) + " expression.").c_str() |
375 |
); |
376 |
argsOK = false; |
377 |
break; |
378 |
} else if (args->arg(i)->asNumber()->unitType()) { |
379 |
PARSE_ERR( |
380 |
@8, |
381 |
(String("Array variable '") + name + |
382 |
"' declared with invalid assignment values. Assigned element " + |
383 |
ToString(i+1) + " contains a unit type, only metric prefixes are allowed for arrays.").c_str() |
384 |
); |
385 |
argsOK = false; |
386 |
break; |
387 |
} else if (args->arg(i)->asNumber()->isFinal()) { |
388 |
PARSE_ERR( |
389 |
@8, |
390 |
(String("Array variable '") + name + |
391 |
"' declared with invalid assignment values. Assigned element " + |
392 |
ToString(i+1) + " declared as 'final' value.").c_str() |
393 |
); |
394 |
argsOK = false; |
395 |
break; |
396 |
} |
397 |
} |
398 |
} |
399 |
if (argsOK) { |
400 |
if (declType == REAL_EXPR) |
401 |
context->vartable[name] = new RealArrayVariable(context, size, args); |
402 |
else |
403 |
context->vartable[name] = new IntArrayVariable(context, size, args); |
404 |
} |
405 |
} |
406 |
} |
407 |
$$ = new NoOperation; |
408 |
} |
409 |
| DECLARE CONST_ VARIABLE '[' expr ']' ASSIGNMENT '(' args ')' { |
410 |
const char* name = $3; |
411 |
if (!$5->isConstExpr()) { |
412 |
PARSE_ERR(@5, (String("Array variable '") + name + "' must be declared with constant array size.").c_str()); |
413 |
} else if ($5->exprType() != INT_EXPR) { |
414 |
PARSE_ERR(@5, (String("Size of array variable '") + name + "' declared with non integer expression.").c_str()); |
415 |
} else if (context->variableByName(name)) { |
416 |
PARSE_ERR(@3, (String("Redeclaration of variable '") + name + "'.").c_str()); |
417 |
} else { |
418 |
IntExprRef sizeExpr = $5; |
419 |
ArgsRef args = $9; |
420 |
vmint size = sizeExpr->evalInt(); |
421 |
if (size <= 0) { |
422 |
PARSE_ERR(@5, (String("Array variable '") + name + "' must be declared with positive array size.").c_str()); |
423 |
} else if (args->argsCount() > size) { |
424 |
PARSE_ERR(@9, (String("Array variable '") + name + |
425 |
"' was declared with size " + ToString(size) + |
426 |
" but " + ToString(args->argsCount()) + |
427 |
" values were assigned." ).c_str()); |
428 |
} else if (sizeExpr->unitType() || sizeExpr->hasUnitFactorNow()) { |
429 |
PARSE_ERR(@5, "Units are not allowed as array size."); |
430 |
} else { |
431 |
if (sizeExpr->isFinal()) |
432 |
PARSE_WRN(@5, "Final operator '!' is meaningless here."); |
433 |
ExprType_t declType = EMPTY_EXPR; |
434 |
if (name[0] == '%') { |
435 |
declType = INT_EXPR; |
436 |
} else if (name[0] == '?') { |
437 |
declType = REAL_EXPR; |
438 |
} else if (name[0] == '$') { |
439 |
PARSE_ERR(@3, (String("Variable '") + name + "' declaration ambiguous: Use '%' as name prefix for integer arrays instead of '$'.").c_str()); |
440 |
} else if (name[0] == '~') { |
441 |
PARSE_ERR(@3, (String("Variable '") + name + "' declaration ambiguous: Use '?' as name prefix for real number arrays instead of '~'.").c_str()); |
442 |
} else { |
443 |
PARSE_ERR(@3, (String("Variable '") + name + "' declared as unknown array type: use either '%' or '?' instead of '" + String(name).substr(0,1) + "'.").c_str()); |
444 |
} |
445 |
bool argsOK = true; |
446 |
if (declType == EMPTY_EXPR) { |
447 |
argsOK = false; |
448 |
} else { |
449 |
for (vmint i = 0; i < args->argsCount(); ++i) { |
450 |
if (args->arg(i)->exprType() != declType) { |
451 |
PARSE_ERR( |
452 |
@9, |
453 |
(String("const array variable '") + name + |
454 |
"' declared with invalid assignment values. Assigned element " + |
455 |
ToString(i+1) + " is not an " + typeStr(declType) + " expression.").c_str() |
456 |
); |
457 |
argsOK = false; |
458 |
break; |
459 |
} |
460 |
if (!args->arg(i)->isConstExpr()) { |
461 |
PARSE_ERR( |
462 |
@9, |
463 |
(String("const array variable '") + name + |
464 |
"' must be defined with const values. Assigned element " + |
465 |
ToString(i+1) + " is not a const expression though.").c_str() |
466 |
); |
467 |
argsOK = false; |
468 |
break; |
469 |
} else if (args->arg(i)->asNumber()->unitType()) { |
470 |
PARSE_ERR( |
471 |
@9, |
472 |
(String("const array variable '") + name + |
473 |
"' declared with invalid assignment values. Assigned element " + |
474 |
ToString(i+1) + " contains a unit type, only metric prefixes are allowed for arrays.").c_str() |
475 |
); |
476 |
argsOK = false; |
477 |
break; |
478 |
} else if (args->arg(i)->asNumber()->isFinal()) { |
479 |
PARSE_ERR( |
480 |
@9, |
481 |
(String("const array variable '") + name + |
482 |
"' declared with invalid assignment values. Assigned element " + |
483 |
ToString(i+1) + " declared as 'final' value.").c_str() |
484 |
); |
485 |
argsOK = false; |
486 |
break; |
487 |
} |
488 |
} |
489 |
} |
490 |
if (argsOK) { |
491 |
if (declType == REAL_EXPR) |
492 |
context->vartable[name] = new RealArrayVariable(context, size, args, true); |
493 |
else |
494 |
context->vartable[name] = new IntArrayVariable(context, size, args, true); |
495 |
} |
496 |
} |
497 |
} |
498 |
$$ = new NoOperation; |
499 |
} |
500 |
| DECLARE CONST_ VARIABLE ASSIGNMENT expr { |
501 |
const char* name = $3; |
502 |
const ExprType_t declType = exprTypeOfVarName(name); |
503 |
if ($5->exprType() == STRING_EXPR) { |
504 |
if (name[0] != '@') |
505 |
PARSE_WRN(@5, (String("Variable '") + name + "' declared as " + typeStr(declType) + ", string expression assigned though.").c_str()); |
506 |
String s; |
507 |
StringExprRef expr = $5; |
508 |
if (expr->isConstExpr()) |
509 |
s = expr->evalStr(); |
510 |
else |
511 |
PARSE_ERR(@5, (String("Assignment to const string variable '") + name + "' requires const expression.").c_str()); |
512 |
ConstStringVariableRef var = new ConstStringVariable(context, s); |
513 |
context->vartable[name] = var; |
514 |
//$$ = new Assignment(var, new StringLiteral(s)); |
515 |
} else if ($5->exprType() == REAL_EXPR) { |
516 |
if (name[0] != '~') |
517 |
PARSE_WRN(@5, (String("Variable '") + name + "' declared as " + typeStr(declType) + ", real number expression assigned though.").c_str()); |
518 |
RealExprRef expr = $5; |
519 |
if (!expr->isConstExpr()) { |
520 |
PARSE_ERR(@5, (String("Assignment to const real number variable '") + name + "' requires const expression.").c_str()); |
521 |
} |
522 |
ConstRealVariableRef var = new ConstRealVariable({ |
523 |
.value = (expr->isConstExpr()) ? expr->evalReal() : vmfloat(0), |
524 |
.unitFactor = (expr->isConstExpr()) ? expr->unitFactor() : VM_NO_FACTOR, |
525 |
.unitType = expr->unitType(), |
526 |
.isFinal = expr->isFinal() |
527 |
}); |
528 |
context->vartable[name] = var; |
529 |
//$$ = new Assignment(var, new IntLiteral(i)); |
530 |
} else if ($5->exprType() == INT_EXPR) { |
531 |
if (name[0] != '$') |
532 |
PARSE_WRN(@5, (String("Variable '") + name + "' declared as " + typeStr(declType) + ", integer expression assigned though.").c_str()); |
533 |
IntExprRef expr = $5; |
534 |
if (!expr->isConstExpr()) { |
535 |
PARSE_ERR(@5, (String("Assignment to const integer variable '") + name + "' requires const expression.").c_str()); |
536 |
} |
537 |
ConstIntVariableRef var = new ConstIntVariable({ |
538 |
.value = (expr->isConstExpr()) ? expr->evalInt() : 0, |
539 |
.unitFactor = (expr->isConstExpr()) ? expr->unitFactor() : VM_NO_FACTOR, |
540 |
.unitType = expr->unitType(), |
541 |
.isFinal = expr->isFinal() |
542 |
}); |
543 |
context->vartable[name] = var; |
544 |
//$$ = new Assignment(var, new IntLiteral(i)); |
545 |
} else if ($5->exprType() == EMPTY_EXPR) { |
546 |
PARSE_ERR(@5, "Expression does not result in a value."); |
547 |
} else if (isArray($5->exprType())) { |
548 |
PARSE_ERR(@5, (String("Variable '") + name + "' declared as scalar type, array expression assigned though.").c_str()); |
549 |
} |
550 |
$$ = new NoOperation(); |
551 |
} |
552 |
| assignment { |
553 |
$$ = $1; |
554 |
} |
555 |
| WHILE '(' expr ')' opt_statements END WHILE { |
556 |
if ($3->exprType() == INT_EXPR) { |
557 |
IntExprRef expr = $3; |
558 |
if (expr->asNumber()->unitType() || |
559 |
expr->asNumber()->hasUnitFactorEver()) |
560 |
PARSE_WRN(@3, "Condition for 'while' loops contains a unit."); |
561 |
else if (expr->isFinal() && expr->isConstExpr()) |
562 |
PARSE_WRN(@3, "Final operator '!' is meaningless here."); |
563 |
$$ = new While(expr, $5); |
564 |
} else { |
565 |
PARSE_ERR(@3, "Condition for 'while' loops must be integer expression."); |
566 |
$$ = new While(new IntLiteral({ .value = 0 }), $5); |
567 |
} |
568 |
} |
569 |
| SYNCHRONIZED opt_statements END SYNCHRONIZED { |
570 |
$$ = new SyncBlock($2); |
571 |
} |
572 |
| IF '(' expr ')' opt_statements ELSE opt_statements END IF { |
573 |
if ($3->exprType() == INT_EXPR) { |
574 |
IntExprRef expr = $3; |
575 |
if (expr->asNumber()->unitType() || |
576 |
expr->asNumber()->hasUnitFactorEver()) |
577 |
PARSE_WRN(@3, "Condition for 'if' contains a unit."); |
578 |
else if (expr->isFinal() && expr->isConstExpr()) |
579 |
PARSE_WRN(@3, "Final operator '!' is meaningless here."); |
580 |
$$ = new If($3, $5, $7); |
581 |
} else { |
582 |
PARSE_ERR(@3, "Condition for 'if' must be integer expression."); |
583 |
$$ = new If(new IntLiteral({ .value = 0 }), $5, $7); |
584 |
} |
585 |
} |
586 |
| IF '(' expr ')' opt_statements END IF { |
587 |
if ($3->exprType() == INT_EXPR) { |
588 |
IntExprRef expr = $3; |
589 |
if (expr->asNumber()->unitType() || |
590 |
expr->asNumber()->hasUnitFactorEver()) |
591 |
PARSE_WRN(@3, "Condition for 'if' contains a unit."); |
592 |
else if (expr->isFinal() && expr->isConstExpr()) |
593 |
PARSE_WRN(@3, "Final operator '!' is meaningless here."); |
594 |
$$ = new If($3, $5); |
595 |
} else { |
596 |
PARSE_ERR(@3, "Condition for 'if' must be integer expression."); |
597 |
$$ = new If(new IntLiteral({ .value = 0 }), $5); |
598 |
} |
599 |
} |
600 |
| SELECT expr caseclauses END SELECT { |
601 |
if ($2->exprType() == INT_EXPR) { |
602 |
IntExprRef expr = $2; |
603 |
if (expr->unitType() || expr->hasUnitFactorEver()) { |
604 |
PARSE_ERR(@2, "Units are not allowed here."); |
605 |
$$ = new SelectCase(new IntLiteral({ .value = 0 }), $3); |
606 |
} else { |
607 |
if (expr->isFinal() && expr->isConstExpr()) |
608 |
PARSE_WRN(@2, "Final operator '!' is meaningless here."); |
609 |
$$ = new SelectCase(expr, $3); |
610 |
} |
611 |
} else { |
612 |
PARSE_ERR(@2, "Statement 'select' can only by applied to integer expressions."); |
613 |
$$ = new SelectCase(new IntLiteral({ .value = 0 }), $3); |
614 |
} |
615 |
} |
616 |
|
617 |
caseclauses: |
618 |
caseclause { |
619 |
$$ = CaseBranches(); |
620 |
$$.push_back($1); |
621 |
} |
622 |
| caseclauses caseclause { |
623 |
$$ = $1; |
624 |
$$.push_back($2); |
625 |
} |
626 |
|
627 |
caseclause: |
628 |
CASE INTEGER opt_statements { |
629 |
$$ = CaseBranch(); |
630 |
$$.from = new IntLiteral({ .value = $2 }); |
631 |
$$.statements = $3; |
632 |
} |
633 |
| CASE INTEGER TO INTEGER opt_statements { |
634 |
$$ = CaseBranch(); |
635 |
$$.from = new IntLiteral({ .value = $2 }); |
636 |
$$.to = new IntLiteral({ .value = $4 }); |
637 |
$$.statements = $5; |
638 |
} |
639 |
|
640 |
userfunctioncall: |
641 |
CALL IDENTIFIER { |
642 |
const char* name = $2; |
643 |
StatementsRef fn = context->userFunctionByName(name); |
644 |
if (context->functionProvider->functionByName(name)) { |
645 |
PARSE_ERR(@1, (String("Keyword 'call' must only be used for user defined functions, not for any built-in function like '") + name + "'.").c_str()); |
646 |
$$ = StatementsRef(); |
647 |
} else if (!fn) { |
648 |
PARSE_ERR(@2, (String("No user defined function with name '") + name + "'.").c_str()); |
649 |
$$ = StatementsRef(); |
650 |
} else { |
651 |
$$ = fn; |
652 |
} |
653 |
} |
654 |
|
655 |
functioncall: |
656 |
IDENTIFIER '(' args ')' { |
657 |
const char* name = $1; |
658 |
//printf("function call of '%s' with args\n", name); |
659 |
ArgsRef args = $3; |
660 |
VMFunction* fn = context->functionProvider->functionByName(name); |
661 |
if (context->userFunctionByName(name)) { |
662 |
PARSE_ERR(@1, (String("Missing 'call' keyword before user defined function name '") + name + "'.").c_str()); |
663 |
$$ = new FunctionCall(name, args, NULL); |
664 |
} else if (!fn) { |
665 |
PARSE_ERR(@1, (String("No built-in function with name '") + name + "'.").c_str()); |
666 |
$$ = new FunctionCall(name, args, NULL); |
667 |
} else if (context->functionProvider->isFunctionDisabled(fn,context)) { |
668 |
PARSE_DROP(@$); |
669 |
$$ = new NoFunctionCall; |
670 |
} else if (args->argsCount() < fn->minRequiredArgs()) { |
671 |
PARSE_ERR(@3, (String("Built-in function '") + name + "' requires at least " + ToString(fn->minRequiredArgs()) + " arguments.").c_str()); |
672 |
$$ = new FunctionCall(name, args, NULL); |
673 |
} else if (args->argsCount() > fn->maxAllowedArgs()) { |
674 |
PARSE_ERR(@3, (String("Built-in function '") + name + "' accepts max. " + ToString(fn->maxAllowedArgs()) + " arguments.").c_str()); |
675 |
$$ = new FunctionCall(name, args, NULL); |
676 |
} else { |
677 |
bool argsOK = true; |
678 |
for (vmint i = 0; i < args->argsCount(); ++i) { |
679 |
if (!fn->acceptsArgType(i, args->arg(i)->exprType())) { |
680 |
PARSE_ERR(@3, (String("Argument ") + ToString(i+1) + " of built-in function '" + name + "' expects " + acceptedArgTypesStr(fn, i) + " type, but type " + typeStr(args->arg(i)->exprType()) + " was given instead.").c_str()); |
681 |
argsOK = false; |
682 |
break; |
683 |
} else if (fn->modifiesArg(i) && !args->arg(i)->isModifyable()) { |
684 |
PARSE_ERR(@3, (String("Argument ") + ToString(i+1) + " of built-in function '" + name + "' expects an assignable variable.").c_str()); |
685 |
argsOK = false; |
686 |
break; |
687 |
} else if (isNumber(args->arg(i)->exprType()) && !fn->acceptsArgUnitType(i, args->arg(i)->asNumber()->unitType())) { |
688 |
if (args->arg(i)->asNumber()->unitType()) |
689 |
PARSE_ERR(@3, (String("Argument ") + ToString(i+1) + " of built-in function '" + name + "' does not expect unit " + unitTypeStr(args->arg(i)->asNumber()->unitType()) + ".").c_str()); |
690 |
else |
691 |
PARSE_ERR(@3, (String("Argument ") + ToString(i+1) + " of built-in function '" + name + "' expects a unit.").c_str()); |
692 |
argsOK = false; |
693 |
break; |
694 |
} else if (isNumber(args->arg(i)->exprType()) && args->arg(i)->asNumber()->hasUnitFactorEver() && !fn->acceptsArgUnitPrefix(i, args->arg(i)->asNumber()->unitType())) { |
695 |
if (args->arg(i)->asNumber()->unitType()) |
696 |
PARSE_ERR(@3, (String("Argument ") + ToString(i+1) + " of built-in function '" + name + "' does not expect a unit prefix for unit" + unitTypeStr(args->arg(i)->asNumber()->unitType()) + ".").c_str()); |
697 |
else |
698 |
PARSE_ERR(@3, (String("Argument ") + ToString(i+1) + " of built-in function '" + name + "' does not expect a unit prefix.").c_str()); |
699 |
argsOK = false; |
700 |
break; |
701 |
} else if (!fn->acceptsArgFinal(i) && isNumber(args->arg(i)->exprType()) && args->arg(i)->asNumber()->isFinal()) { |
702 |
PARSE_ERR(@3, (String("Argument ") + ToString(i+1) + " of built-in function '" + name + "' does not expect a \"final\" value.").c_str()); |
703 |
argsOK = false; |
704 |
break; |
705 |
} |
706 |
} |
707 |
if (argsOK) { |
708 |
// perform built-in function's own, custom arguments checks (if any) |
709 |
fn->checkArgs(&*args, [&](String err) { |
710 |
PARSE_ERR(@3, (String("Built-in function '") + name + "()': " + err).c_str()); |
711 |
argsOK = false; |
712 |
}, [&](String wrn) { |
713 |
PARSE_WRN(@3, (String("Built-in function '") + name + "()': " + wrn).c_str()); |
714 |
}); |
715 |
} |
716 |
$$ = new FunctionCall(name, args, argsOK ? fn : NULL); |
717 |
} |
718 |
} |
719 |
| IDENTIFIER '(' ')' { |
720 |
const char* name = $1; |
721 |
//printf("function call of '%s' (with empty args)\n", name); |
722 |
ArgsRef args = new Args; |
723 |
VMFunction* fn = context->functionProvider->functionByName(name); |
724 |
if (context->userFunctionByName(name)) { |
725 |
PARSE_ERR(@1, (String("Missing 'call' keyword before user defined function name '") + name + "'.").c_str()); |
726 |
$$ = new FunctionCall(name, args, NULL); |
727 |
} else if (!fn) { |
728 |
PARSE_ERR(@1, (String("No built-in function with name '") + name + "'.").c_str()); |
729 |
$$ = new FunctionCall(name, args, NULL); |
730 |
} else if (context->functionProvider->isFunctionDisabled(fn,context)) { |
731 |
PARSE_DROP(@$); |
732 |
$$ = new NoFunctionCall; |
733 |
} else if (fn->minRequiredArgs() > 0) { |
734 |
PARSE_ERR(@3, (String("Built-in function '") + name + "' requires at least " + ToString(fn->minRequiredArgs()) + " arguments.").c_str()); |
735 |
$$ = new FunctionCall(name, args, NULL); |
736 |
} else { |
737 |
$$ = new FunctionCall(name, args, fn); |
738 |
} |
739 |
} |
740 |
| IDENTIFIER { |
741 |
const char* name = $1; |
742 |
//printf("function call of '%s' (without args)\n", name); |
743 |
ArgsRef args = new Args; |
744 |
VMFunction* fn = context->functionProvider->functionByName(name); |
745 |
if (context->userFunctionByName(name)) { |
746 |
PARSE_ERR(@1, (String("Missing 'call' keyword before user defined function name '") + name + "'.").c_str()); |
747 |
$$ = new FunctionCall(name, args, NULL); |
748 |
} else if (!fn) { |
749 |
PARSE_ERR(@1, (String("No built-in function with name '") + name + "'.").c_str()); |
750 |
$$ = new FunctionCall(name, args, NULL); |
751 |
} else if (context->functionProvider->isFunctionDisabled(fn,context)) { |
752 |
PARSE_DROP(@$); |
753 |
$$ = new NoFunctionCall; |
754 |
} else if (fn->minRequiredArgs() > 0) { |
755 |
PARSE_ERR(@1, (String("Built-in function '") + name + "' requires at least " + ToString(fn->minRequiredArgs()) + " arguments.").c_str()); |
756 |
$$ = new FunctionCall(name, args, NULL); |
757 |
} else { |
758 |
$$ = new FunctionCall(name, args, fn); |
759 |
} |
760 |
} |
761 |
|
762 |
args: |
763 |
arg { |
764 |
$$ = new Args(); |
765 |
$$->add($1); |
766 |
} |
767 |
| args ',' arg { |
768 |
$$ = $1; |
769 |
$$->add($3); |
770 |
} |
771 |
|
772 |
arg: |
773 |
expr |
774 |
|
775 |
assignment: |
776 |
VARIABLE ASSIGNMENT expr { |
777 |
//printf("variable lookup with name '%s' as assignment expr\n", $1); |
778 |
const char* name = $1; |
779 |
VariableRef var = context->variableByName(name); |
780 |
if (!var) |
781 |
PARSE_ERR(@1, (String("Variable assignment: No variable declared with name '") + name + "'.").c_str()); |
782 |
else if (var->isConstExpr()) |
783 |
PARSE_ERR(@2, (String("Variable assignment: Cannot modify const variable '") + name + "'.").c_str()); |
784 |
else if (!var->isAssignable()) |
785 |
PARSE_ERR(@2, (String("Variable assignment: Variable '") + name + "' is not assignable.").c_str()); |
786 |
else if (var->exprType() != $3->exprType()) |
787 |
PARSE_ERR(@3, (String("Variable assignment: Variable '") + name + "' is of type " + typeStr(var->exprType()) + ", assignment is of type " + typeStr($3->exprType()) + " though.").c_str()); |
788 |
else if (isNumber(var->exprType())) { |
789 |
NumberVariableRef numberVar = var; |
790 |
NumberExprRef expr = $3; |
791 |
if (numberVar->unitType() != expr->unitType()) |
792 |
PARSE_ERR(@3, (String("Variable assignment: Variable '") + name + "' has unit type " + unitTypeStr(numberVar->unitType()) + ", assignment has unit type " + unitTypeStr(expr->unitType()) + " though.").c_str()); |
793 |
else if (numberVar->isFinal() != expr->isFinal()) |
794 |
PARSE_ERR(@3, (String("Variable assignment: Variable '") + name + "' was declared as " + String(numberVar->isFinal() ? "final" : "not final") + ", assignment is " + String(expr->isFinal() ? "final" : "not final") + " though.").c_str()); |
795 |
} |
796 |
$$ = new Assignment(var, $3); |
797 |
} |
798 |
| VARIABLE '[' expr ']' ASSIGNMENT expr { |
799 |
const char* name = $1; |
800 |
VariableRef var = context->variableByName(name); |
801 |
if (!var) |
802 |
PARSE_ERR(@1, (String("No variable declared with name '") + name + "'.").c_str()); |
803 |
else if (!isArray(var->exprType())) |
804 |
PARSE_ERR(@2, (String("Variable '") + name + "' is not an array variable.").c_str()); |
805 |
else if (var->isConstExpr()) |
806 |
PARSE_ERR(@5, (String("Variable assignment: Cannot modify const array variable '") + name + "'.").c_str()); |
807 |
else if (!var->isAssignable()) |
808 |
PARSE_ERR(@5, (String("Variable assignment: Array variable '") + name + "' is not assignable.").c_str()); |
809 |
else if ($3->exprType() != INT_EXPR) |
810 |
PARSE_ERR(@3, (String("Array variable '") + name + "' accessed with non integer expression.").c_str()); |
811 |
else if ($3->asInt()->unitType()) |
812 |
PARSE_ERR(@3, "Unit types are not allowed as array index."); |
813 |
else if ($6->exprType() != var->exprType()) |
814 |
PARSE_ERR(@5, (String("Variable '") + name + "' was declared as " + typeStr(var->exprType()) + ", assigned expression is " + typeStr($6->exprType()) + " though.").c_str()); |
815 |
else if ($6->asNumber()->unitType()) |
816 |
PARSE_ERR(@6, "Unit types are not allowed for array variables."); |
817 |
else if ($6->asNumber()->isFinal()) |
818 |
PARSE_ERR(@6, "Final operator '!' not allowed for array variables."); |
819 |
else if ($3->isConstExpr() && $3->asInt()->evalInt() >= ((ArrayExprRef)var)->arraySize()) |
820 |
PARSE_WRN(@3, (String("Index ") + ToString($3->asInt()->evalInt()) + |
821 |
" exceeds size of array variable '" + name + |
822 |
"' which was declared with size " + |
823 |
ToString(((ArrayExprRef)var)->arraySize()) + ".").c_str()); |
824 |
else if ($3->asInt()->isFinal()) |
825 |
PARSE_WRN(@3, "Final operator '!' is meaningless here."); |
826 |
if (var->exprType() == INT_ARR_EXPR) { |
827 |
IntArrayElementRef element = new IntArrayElement(var, $3); |
828 |
$$ = new Assignment(element, $6); |
829 |
} else if (var->exprType() == REAL_ARR_EXPR) { |
830 |
RealArrayElementRef element = new RealArrayElement(var, $3); |
831 |
$$ = new Assignment(element, $6); |
832 |
} else { |
833 |
$$ = new NoOperation; // actually not possible to ever get here |
834 |
} |
835 |
} |
836 |
|
837 |
unary_expr: |
838 |
INTEGER { |
839 |
$$ = new IntLiteral({ .value = $1 }); |
840 |
} |
841 |
| REAL { |
842 |
$$ = new RealLiteral({ .value = $1 }); |
843 |
} |
844 |
| INTEGER_UNIT { |
845 |
IntLiteralRef literal = new IntLiteral({ |
846 |
.value = $1.iValue, |
847 |
.unitFactor = VMUnit::unitFactor($1.prefix), |
848 |
.unitType = $1.unit |
849 |
}); |
850 |
$$ = literal; |
851 |
} |
852 |
| REAL_UNIT { |
853 |
RealLiteralRef literal = new RealLiteral({ |
854 |
.value = $1.fValue, |
855 |
.unitFactor = VMUnit::unitFactor($1.prefix), |
856 |
.unitType = $1.unit |
857 |
}); |
858 |
$$ = literal; |
859 |
} |
860 |
| STRING { |
861 |
$$ = new StringLiteral($1); |
862 |
} |
863 |
| VARIABLE { |
864 |
//printf("variable lookup with name '%s' as unary expr\n", $1); |
865 |
VariableRef var = context->variableByName($1); |
866 |
if (var) |
867 |
$$ = var; |
868 |
else { |
869 |
PARSE_ERR(@1, (String("No variable declared with name '") + $1 + "'.").c_str()); |
870 |
$$ = new IntLiteral({ .value = 0 }); |
871 |
} |
872 |
} |
873 |
| VARIABLE '[' expr ']' { |
874 |
const char* name = $1; |
875 |
VariableRef var = context->variableByName(name); |
876 |
if (!var) { |
877 |
PARSE_ERR(@1, (String("No variable declared with name '") + name + "'.").c_str()); |
878 |
$$ = new IntLiteral({ .value = 0 }); |
879 |
} else if (!isArray(var->exprType())) { |
880 |
PARSE_ERR(@2, (String("Variable '") + name + "' is not an array variable.").c_str()); |
881 |
$$ = new IntLiteral({ .value = 0 }); |
882 |
} else if ($3->exprType() != INT_EXPR) { |
883 |
PARSE_ERR(@3, (String("Array variable '") + name + "' accessed with non integer expression.").c_str()); |
884 |
$$ = new IntLiteral({ .value = 0 }); |
885 |
} else if ($3->asInt()->unitType() || $3->asInt()->hasUnitFactorEver()) { |
886 |
PARSE_ERR(@3, "Units are not allowed as array index."); |
887 |
$$ = new IntLiteral({ .value = 0 }); |
888 |
} else { |
889 |
if ($3->isConstExpr() && $3->asInt()->evalInt() >= ((ArrayExprRef)var)->arraySize()) |
890 |
PARSE_WRN(@3, (String("Index ") + ToString($3->asInt()->evalInt()) + |
891 |
" exceeds size of array variable '" + name + |
892 |
"' which was declared with size " + |
893 |
ToString(((ArrayExprRef)var)->arraySize()) + ".").c_str()); |
894 |
else if ($3->asInt()->isFinal()) |
895 |
PARSE_WRN(@3, "Final operator '!' is meaningless here."); |
896 |
if (var->exprType() == REAL_ARR_EXPR) { |
897 |
$$ = new RealArrayElement(var, $3); |
898 |
} else { |
899 |
$$ = new IntArrayElement(var, $3); |
900 |
} |
901 |
} |
902 |
} |
903 |
| '(' expr ')' { |
904 |
$$ = $2; |
905 |
} |
906 |
| functioncall { |
907 |
$$ = $1; |
908 |
} |
909 |
| '-' unary_expr { |
910 |
$$ = new Neg($2); |
911 |
} |
912 |
| BITWISE_NOT unary_expr { |
913 |
if ($2->exprType() != INT_EXPR) { |
914 |
PARSE_ERR(@2, (String("Right operand of bitwise operator '.not.' must be an integer expression, is ") + typeStr($2->exprType()) + " though.").c_str()); |
915 |
$$ = new IntLiteral({ .value = 0 }); |
916 |
} else if ($2->asInt()->unitType() || $2->asInt()->hasUnitFactorEver()) { |
917 |
PARSE_ERR(@2, "Units are not allowed for operands of bitwise operations."); |
918 |
$$ = new IntLiteral({ .value = 0 }); |
919 |
} else { |
920 |
$$ = new BitwiseNot($2); |
921 |
} |
922 |
} |
923 |
| NOT unary_expr { |
924 |
if ($2->exprType() != INT_EXPR) { |
925 |
PARSE_ERR(@2, (String("Right operand of operator 'not' must be an integer expression, is ") + typeStr($2->exprType()) + " though.").c_str()); |
926 |
$$ = new IntLiteral({ .value = 0 }); |
927 |
} else if ($2->asInt()->unitType() || $2->asInt()->hasUnitFactorEver()) { |
928 |
PARSE_ERR(@2, "Units are not allowed for operands of logical operations."); |
929 |
$$ = new IntLiteral({ .value = 0 }); |
930 |
} else { |
931 |
$$ = new Not($2); |
932 |
} |
933 |
} |
934 |
| '!' unary_expr { |
935 |
if (!isNumber($2->exprType())) { |
936 |
PARSE_ERR(@2, (String("Right operand of \"final\" operator '!' must be a scalar number expression, is ") + typeStr($2->exprType()) + " though.").c_str()); |
937 |
$$ = new IntLiteral({ .value = 0 }); |
938 |
} else { |
939 |
$$ = new Final($2); |
940 |
} |
941 |
} |
942 |
|
943 |
expr: |
944 |
concat_expr |
945 |
|
946 |
concat_expr: |
947 |
logical_or_expr |
948 |
| concat_expr '&' logical_or_expr { |
949 |
ExpressionRef lhs = $1; |
950 |
ExpressionRef rhs = $3; |
951 |
if (lhs->isConstExpr() && rhs->isConstExpr()) { |
952 |
$$ = new StringLiteral( |
953 |
lhs->evalCastToStr() + rhs->evalCastToStr() |
954 |
); |
955 |
} else { |
956 |
$$ = new ConcatString(lhs, rhs); |
957 |
} |
958 |
} |
959 |
|
960 |
logical_or_expr: |
961 |
logical_and_expr |
962 |
| logical_or_expr OR logical_and_expr { |
963 |
ExpressionRef lhs = $1; |
964 |
ExpressionRef rhs = $3; |
965 |
if (lhs->exprType() != INT_EXPR) { |
966 |
PARSE_ERR(@1, (String("Left operand of operator 'or' must be an integer expression, is ") + typeStr(lhs->exprType()) + " though.").c_str()); |
967 |
$$ = new IntLiteral({ .value = 0 }); |
968 |
} else if (rhs->exprType() != INT_EXPR) { |
969 |
PARSE_ERR(@3, (String("Right operand of operator 'or' must be an integer expression, is ") + typeStr(rhs->exprType()) + " though.").c_str()); |
970 |
$$ = new IntLiteral({ .value = 0 }); |
971 |
} else if (lhs->asInt()->unitType() || lhs->asInt()->hasUnitFactorEver()) { |
972 |
PARSE_ERR(@1, "Units are not allowed for operands of logical operations."); |
973 |
$$ = new IntLiteral({ .value = 0 }); |
974 |
} else if (rhs->asInt()->unitType() || rhs->asInt()->hasUnitFactorEver()) { |
975 |
PARSE_ERR(@3, "Units are not allowed for operands of logical operations."); |
976 |
$$ = new IntLiteral({ .value = 0 }); |
977 |
} else { |
978 |
if (lhs->asInt()->isFinal() && !rhs->asInt()->isFinal()) |
979 |
PARSE_WRN(@3, "Right operand of 'or' operation is not 'final', result will be 'final' though since left operand is 'final'."); |
980 |
else if (!lhs->asInt()->isFinal() && rhs->asInt()->isFinal()) |
981 |
PARSE_WRN(@1, "Left operand of 'or' operation is not 'final', result will be 'final' though since right operand is 'final'."); |
982 |
$$ = new Or(lhs, rhs); |
983 |
} |
984 |
} |
985 |
|
986 |
logical_and_expr: |
987 |
bitwise_or_expr { |
988 |
$$ = $1; |
989 |
} |
990 |
| logical_and_expr AND bitwise_or_expr { |
991 |
ExpressionRef lhs = $1; |
992 |
ExpressionRef rhs = $3; |
993 |
if (lhs->exprType() != INT_EXPR) { |
994 |
PARSE_ERR(@1, (String("Left operand of operator 'and' must be an integer expression, is ") + typeStr(lhs->exprType()) + " though.").c_str()); |
995 |
$$ = new IntLiteral({ .value = 0 }); |
996 |
} else if (rhs->exprType() != INT_EXPR) { |
997 |
PARSE_ERR(@3, (String("Right operand of operator 'and' must be an integer expression, is ") + typeStr(rhs->exprType()) + " though.").c_str()); |
998 |
$$ = new IntLiteral({ .value = 0 }); |
999 |
} else if (lhs->asInt()->unitType() || lhs->asInt()->hasUnitFactorEver()) { |
1000 |
PARSE_ERR(@1, "Units are not allowed for operands of logical operations."); |
1001 |
$$ = new IntLiteral({ .value = 0 }); |
1002 |
} else if (rhs->asInt()->unitType() || rhs->asInt()->hasUnitFactorEver()) { |
1003 |
PARSE_ERR(@3, "Units are not allowed for operands of logical operations."); |
1004 |
$$ = new IntLiteral({ .value = 0 }); |
1005 |
} else { |
1006 |
if (lhs->asInt()->isFinal() && !rhs->asInt()->isFinal()) |
1007 |
PARSE_WRN(@3, "Right operand of 'and' operation is not 'final', result will be 'final' though since left operand is 'final'."); |
1008 |
else if (!lhs->asInt()->isFinal() && rhs->asInt()->isFinal()) |
1009 |
PARSE_WRN(@1, "Left operand of 'and' operation is not 'final', result will be 'final' though since right operand is 'final'."); |
1010 |
$$ = new And(lhs, rhs); |
1011 |
} |
1012 |
} |
1013 |
|
1014 |
bitwise_or_expr: |
1015 |
bitwise_and_expr |
1016 |
| bitwise_or_expr BITWISE_OR bitwise_and_expr { |
1017 |
ExpressionRef lhs = $1; |
1018 |
ExpressionRef rhs = $3; |
1019 |
if (lhs->exprType() != INT_EXPR) { |
1020 |
PARSE_ERR(@1, (String("Left operand of bitwise operator '.or.' must be an integer expression, is ") + typeStr(lhs->exprType()) + " though.").c_str()); |
1021 |
$$ = new IntLiteral({ .value = 0 }); |
1022 |
} else if (rhs->exprType() != INT_EXPR) { |
1023 |
PARSE_ERR(@3, (String("Right operand of bitwise operator '.or.' must be an integer expression, is ") + typeStr(rhs->exprType()) + " though.").c_str()); |
1024 |
$$ = new IntLiteral({ .value = 0 }); |
1025 |
} else if (lhs->asInt()->unitType() || lhs->asInt()->hasUnitFactorEver()) { |
1026 |
PARSE_ERR(@1, "Units are not allowed for operands of bitwise operations."); |
1027 |
$$ = new IntLiteral({ .value = 0 }); |
1028 |
} else if (rhs->asInt()->unitType() || rhs->asInt()->hasUnitFactorEver()) { |
1029 |
PARSE_ERR(@3, "Units are not allowed for operands of bitwise operations."); |
1030 |
$$ = new IntLiteral({ .value = 0 }); |
1031 |
} else { |
1032 |
if (lhs->asInt()->isFinal() && !rhs->asInt()->isFinal()) |
1033 |
PARSE_WRN(@3, "Right operand of '.or.' operation is not 'final', result will be 'final' though since left operand is 'final'."); |
1034 |
else if (!lhs->asInt()->isFinal() && rhs->asInt()->isFinal()) |
1035 |
PARSE_WRN(@1, "Left operand of '.or.' operation is not 'final', result will be 'final' though since right operand is 'final'."); |
1036 |
$$ = new BitwiseOr(lhs, rhs); |
1037 |
} |
1038 |
} |
1039 |
|
1040 |
bitwise_and_expr: |
1041 |
rel_expr { |
1042 |
$$ = $1; |
1043 |
} |
1044 |
| bitwise_and_expr BITWISE_AND rel_expr { |
1045 |
ExpressionRef lhs = $1; |
1046 |
ExpressionRef rhs = $3; |
1047 |
if (lhs->exprType() != INT_EXPR) { |
1048 |
PARSE_ERR(@1, (String("Left operand of bitwise operator '.and.' must be an integer expression, is ") + typeStr(lhs->exprType()) + " though.").c_str()); |
1049 |
$$ = new IntLiteral({ .value = 0 }); |
1050 |
} else if (rhs->exprType() != INT_EXPR) { |
1051 |
PARSE_ERR(@3, (String("Right operand of bitwise operator '.and.' must be an integer expression, is ") + typeStr(rhs->exprType()) + " though.").c_str()); |
1052 |
$$ = new IntLiteral({ .value = 0 }); |
1053 |
} else if (lhs->asInt()->unitType() || lhs->asInt()->hasUnitFactorEver()) { |
1054 |
PARSE_ERR(@1, "Units are not allowed for operands of bitwise operations."); |
1055 |
$$ = new IntLiteral({ .value = 0 }); |
1056 |
} else if (rhs->asInt()->unitType() || rhs->asInt()->hasUnitFactorEver()) { |
1057 |
PARSE_ERR(@3, "Units are not allowed for operands of bitwise operations."); |
1058 |
$$ = new IntLiteral({ .value = 0 }); |
1059 |
} else { |
1060 |
if (lhs->asInt()->isFinal() && !rhs->asInt()->isFinal()) |
1061 |
PARSE_WRN(@3, "Right operand of '.and.' operation is not 'final', result will be 'final' though since left operand is 'final'."); |
1062 |
else if (!lhs->asInt()->isFinal() && rhs->asInt()->isFinal()) |
1063 |
PARSE_WRN(@1, "Left operand of '.and.' operation is not 'final', result will be 'final' though since right operand is 'final'."); |
1064 |
$$ = new BitwiseAnd(lhs, rhs); |
1065 |
} |
1066 |
} |
1067 |
|
1068 |
rel_expr: |
1069 |
add_expr |
1070 |
| rel_expr '<' add_expr { |
1071 |
ExpressionRef lhs = $1; |
1072 |
ExpressionRef rhs = $3; |
1073 |
if (!isNumber(lhs->exprType())) { |
1074 |
PARSE_ERR(@1, (String("Left operand of operator '<' must be a scalar number expression, is ") + typeStr(lhs->exprType()) + " though.").c_str()); |
1075 |
$$ = new IntLiteral({ .value = 0 }); |
1076 |
} else if (!isNumber(rhs->exprType())) { |
1077 |
PARSE_ERR(@3, (String("Right operand of operator '<' must be a scalar number expression, is ") + typeStr(rhs->exprType()) + " though.").c_str()); |
1078 |
$$ = new IntLiteral({ .value = 0 }); |
1079 |
} else if (lhs->asNumber()->unitType() != rhs->asNumber()->unitType()) { |
1080 |
PARSE_ERR(@2, (String("Operands of relative operations must have same unit, left operand is ") + |
1081 |
unitTypeStr(lhs->asNumber()->unitType()) + " and right operand is " + |
1082 |
unitTypeStr(rhs->asNumber()->unitType()) + " though.").c_str()); |
1083 |
$$ = new IntLiteral({ .value = 0 }); |
1084 |
} else { |
1085 |
if (lhs->asNumber()->isFinal() && !rhs->asNumber()->isFinal()) |
1086 |
PARSE_WRN(@3, "Right operand of '<' comparison is not 'final', left operand is 'final' though."); |
1087 |
else if (!lhs->asNumber()->isFinal() && rhs->asNumber()->isFinal()) |
1088 |
PARSE_WRN(@1, "Left operand of '<' comparison is not 'final', right operand is 'final' though."); |
1089 |
$$ = new Relation(lhs, Relation::LESS_THAN, rhs); |
1090 |
} |
1091 |
} |
1092 |
| rel_expr '>' add_expr { |
1093 |
ExpressionRef lhs = $1; |
1094 |
ExpressionRef rhs = $3; |
1095 |
if (!isNumber(lhs->exprType())) { |
1096 |
PARSE_ERR(@1, (String("Left operand of operator '>' must be a scalar number expression, is ") + typeStr(lhs->exprType()) + " though.").c_str()); |
1097 |
$$ = new IntLiteral({ .value = 0 }); |
1098 |
} else if (!isNumber(rhs->exprType())) { |
1099 |
PARSE_ERR(@3, (String("Right operand of operator '>' must be a scalar number expression, is ") + typeStr(rhs->exprType()) + " though.").c_str()); |
1100 |
$$ = new IntLiteral({ .value = 0 }); |
1101 |
} else if (lhs->asNumber()->unitType() != rhs->asNumber()->unitType()) { |
1102 |
PARSE_ERR(@2, (String("Operands of relative operations must have same unit, left operand is ") + |
1103 |
unitTypeStr(lhs->asNumber()->unitType()) + " and right operand is " + |
1104 |
unitTypeStr(rhs->asNumber()->unitType()) + " though.").c_str()); |
1105 |
$$ = new IntLiteral({ .value = 0 }); |
1106 |
} else { |
1107 |
if (lhs->asNumber()->isFinal() && !rhs->asNumber()->isFinal()) |
1108 |
PARSE_WRN(@3, "Right operand of '>' comparison is not 'final', left operand is 'final' though."); |
1109 |
else if (!lhs->asNumber()->isFinal() && rhs->asNumber()->isFinal()) |
1110 |
PARSE_WRN(@1, "Left operand of '>' comparison is not 'final', right operand is 'final' though."); |
1111 |
$$ = new Relation(lhs, Relation::GREATER_THAN, rhs); |
1112 |
} |
1113 |
} |
1114 |
| rel_expr LE add_expr { |
1115 |
ExpressionRef lhs = $1; |
1116 |
ExpressionRef rhs = $3; |
1117 |
if (!isNumber(lhs->exprType())) { |
1118 |
PARSE_ERR(@1, (String("Left operand of operator '<=' must be a scalar number expression, is ") + typeStr(lhs->exprType()) + " though.").c_str()); |
1119 |
$$ = new IntLiteral({ .value = 0 }); |
1120 |
} else if (!isNumber(rhs->exprType())) { |
1121 |
PARSE_ERR(@3, (String("Right operand of operator '<=' must be a scalar number expression, is ") + typeStr(rhs->exprType()) + " though.").c_str()); |
1122 |
$$ = new IntLiteral({ .value = 0 }); |
1123 |
} else if (lhs->asNumber()->unitType() != rhs->asNumber()->unitType()) { |
1124 |
PARSE_ERR(@2, (String("Operands of relative operations must have same unit, left operand is ") + |
1125 |
unitTypeStr(lhs->asNumber()->unitType()) + " and right operand is " + |
1126 |
unitTypeStr(rhs->asNumber()->unitType()) + " though.").c_str()); |
1127 |
$$ = new IntLiteral({ .value = 0 }); |
1128 |
} else { |
1129 |
if (lhs->asNumber()->isFinal() && !rhs->asNumber()->isFinal()) |
1130 |
PARSE_WRN(@3, "Right operand of '<=' comparison is not 'final', left operand is 'final' though."); |
1131 |
else if (!lhs->asNumber()->isFinal() && rhs->asNumber()->isFinal()) |
1132 |
PARSE_WRN(@1, "Left operand of '<=' comparison is not 'final', right operand is 'final' though."); |
1133 |
$$ = new Relation(lhs, Relation::LESS_OR_EQUAL, rhs); |
1134 |
} |
1135 |
} |
1136 |
| rel_expr GE add_expr { |
1137 |
ExpressionRef lhs = $1; |
1138 |
ExpressionRef rhs = $3; |
1139 |
if (!isNumber(lhs->exprType())) { |
1140 |
PARSE_ERR(@1, (String("Left operand of operator '>=' must be a scalar number expression, is ") + typeStr(lhs->exprType()) + " though.").c_str()); |
1141 |
$$ = new IntLiteral({ .value = 0 }); |
1142 |
} else if (!isNumber(rhs->exprType())) { |
1143 |
PARSE_ERR(@3, (String("Right operand of operator '>=' must be a scalar number expression, is ") + typeStr(rhs->exprType()) + " though.").c_str()); |
1144 |
$$ = new IntLiteral({ .value = 0 }); |
1145 |
} else if (lhs->asNumber()->unitType() != rhs->asNumber()->unitType()) { |
1146 |
PARSE_ERR(@2, (String("Operands of relative operations must have same unit, left operand is ") + |
1147 |
unitTypeStr(lhs->asNumber()->unitType()) + " and right operand is " + |
1148 |
unitTypeStr(rhs->asNumber()->unitType()) + " though.").c_str()); |
1149 |
$$ = new IntLiteral({ .value = 0 }); |
1150 |
} else { |
1151 |
if (lhs->asNumber()->isFinal() && !rhs->asNumber()->isFinal()) |
1152 |
PARSE_WRN(@3, "Right operand of '>=' comparison is not 'final', left operand is 'final' though."); |
1153 |
else if (!lhs->asNumber()->isFinal() && rhs->asNumber()->isFinal()) |
1154 |
PARSE_WRN(@1, "Left operand of '>=' comparison is not 'final', right operand is 'final' though."); |
1155 |
$$ = new Relation(lhs, Relation::GREATER_OR_EQUAL, rhs); |
1156 |
} |
1157 |
} |
1158 |
| rel_expr '=' add_expr { |
1159 |
ExpressionRef lhs = $1; |
1160 |
ExpressionRef rhs = $3; |
1161 |
if (!isNumber(lhs->exprType())) { |
1162 |
PARSE_ERR(@1, (String("Left operand of operator '=' must be a scalar number expression, is ") + typeStr(lhs->exprType()) + " though.").c_str()); |
1163 |
$$ = new IntLiteral({ .value = 0 }); |
1164 |
} else if (!isNumber(rhs->exprType())) { |
1165 |
PARSE_ERR(@3, (String("Right operand of operator '=' must be a scalar number expression, is ") + typeStr(rhs->exprType()) + " though.").c_str()); |
1166 |
$$ = new IntLiteral({ .value = 0 }); |
1167 |
} else if (lhs->asNumber()->unitType() != rhs->asNumber()->unitType()) { |
1168 |
PARSE_ERR(@2, (String("Operands of relative operations must have same unit, left operand is ") + |
1169 |
unitTypeStr(lhs->asNumber()->unitType()) + " and right operand is " + |
1170 |
unitTypeStr(rhs->asNumber()->unitType()) + " though.").c_str()); |
1171 |
$$ = new IntLiteral({ .value = 0 }); |
1172 |
} else { |
1173 |
if (lhs->asNumber()->isFinal() && !rhs->asNumber()->isFinal()) |
1174 |
PARSE_WRN(@3, "Right operand of '=' comparison is not 'final', left operand is 'final' though."); |
1175 |
else if (!lhs->asNumber()->isFinal() && rhs->asNumber()->isFinal()) |
1176 |
PARSE_WRN(@1, "Left operand of '=' comparison is not 'final', right operand is 'final' though."); |
1177 |
$$ = new Relation(lhs, Relation::EQUAL, rhs); |
1178 |
} |
1179 |
} |
1180 |
| rel_expr '#' add_expr { |
1181 |
ExpressionRef lhs = $1; |
1182 |
ExpressionRef rhs = $3; |
1183 |
if (!isNumber(lhs->exprType())) { |
1184 |
PARSE_ERR(@1, (String("Left operand of operator '#' must be a scalar number expression, is ") + typeStr(lhs->exprType()) + " though.").c_str()); |
1185 |
$$ = new IntLiteral({ .value = 0 }); |
1186 |
} else if (!isNumber(rhs->exprType())) { |
1187 |
PARSE_ERR(@3, (String("Right operand of operator '#' must be a scalar number expression, is ") + typeStr(rhs->exprType()) + " though.").c_str()); |
1188 |
$$ = new IntLiteral({ .value = 0 }); |
1189 |
} else if (lhs->asNumber()->unitType() != rhs->asNumber()->unitType()) { |
1190 |
PARSE_ERR(@2, (String("Operands of relative operations must have same unit, left operand is ") + |
1191 |
unitTypeStr(lhs->asNumber()->unitType()) + " and right operand is " + |
1192 |
unitTypeStr(rhs->asNumber()->unitType()) + " though.").c_str()); |
1193 |
$$ = new IntLiteral({ .value = 0 }); |
1194 |
} else { |
1195 |
if (lhs->asNumber()->isFinal() && !rhs->asNumber()->isFinal()) |
1196 |
PARSE_WRN(@3, "Right operand of '#' comparison is not 'final', left operand is 'final' though."); |
1197 |
else if (!lhs->asNumber()->isFinal() && rhs->asNumber()->isFinal()) |
1198 |
PARSE_WRN(@1, "Left operand of '#' comparison is not 'final', right operand is 'final' though."); |
1199 |
$$ = new Relation(lhs, Relation::NOT_EQUAL, rhs); |
1200 |
} |
1201 |
} |
1202 |
|
1203 |
add_expr: |
1204 |
mul_expr |
1205 |
| add_expr '+' mul_expr { |
1206 |
ExpressionRef lhs = $1; |
1207 |
ExpressionRef rhs = $3; |
1208 |
if (!isNumber(lhs->exprType())) { |
1209 |
PARSE_ERR(@1, (String("Left operand of operator '+' must be a scalar number expression, is ") + typeStr(lhs->exprType()) + " though.").c_str()); |
1210 |
$$ = new IntLiteral({ .value = 0 }); |
1211 |
} else if (!isNumber(rhs->exprType())) { |
1212 |
PARSE_ERR(@1, (String("Right operand of operator '+' must be a scalar number expression, is ") + typeStr(rhs->exprType()) + " though.").c_str()); |
1213 |
$$ = new IntLiteral({ .value = 0 }); |
1214 |
} else if (lhs->exprType() != rhs->exprType()) { |
1215 |
PARSE_ERR(@2, (String("Operands of operator '+' must have same type; left operand is ") + |
1216 |
typeStr(lhs->exprType()) + " and right operand is " + typeStr(rhs->exprType()) + " though.").c_str()); |
1217 |
$$ = new IntLiteral({ .value = 0 }); |
1218 |
} else if (lhs->asNumber()->unitType() != rhs->asNumber()->unitType()) { |
1219 |
PARSE_ERR(@2, (String("Operands of '+' operations must have same unit, left operand is ") + |
1220 |
unitTypeStr(lhs->asNumber()->unitType()) + " and right operand is " + |
1221 |
unitTypeStr(rhs->asNumber()->unitType()) + " though.").c_str()); |
1222 |
$$ = new IntLiteral({ .value = 0 }); |
1223 |
} else { |
1224 |
if (lhs->asNumber()->isFinal() && !rhs->asNumber()->isFinal()) |
1225 |
PARSE_WRN(@3, "Right operand of '+' operation is not 'final', result will be 'final' though since left operand is 'final'."); |
1226 |
else if (!lhs->asNumber()->isFinal() && rhs->asNumber()->isFinal()) |
1227 |
PARSE_WRN(@1, "Left operand of '+' operation is not 'final', result will be 'final' though since right operand is 'final'."); |
1228 |
$$ = new Add(lhs,rhs); |
1229 |
} |
1230 |
} |
1231 |
| add_expr '-' mul_expr { |
1232 |
ExpressionRef lhs = $1; |
1233 |
ExpressionRef rhs = $3; |
1234 |
if (!isNumber(lhs->exprType())) { |
1235 |
PARSE_ERR(@1, (String("Left operand of operator '-' must be a scalar number expression, is ") + typeStr(lhs->exprType()) + " though.").c_str()); |
1236 |
$$ = new IntLiteral({ .value = 0 }); |
1237 |
} else if (!isNumber(rhs->exprType())) { |
1238 |
PARSE_ERR(@1, (String("Right operand of operator '-' must be a scalar number expression, is ") + typeStr(rhs->exprType()) + " though.").c_str()); |
1239 |
$$ = new IntLiteral({ .value = 0 }); |
1240 |
} else if (lhs->exprType() != rhs->exprType()) { |
1241 |
PARSE_ERR(@2, (String("Operands of operator '-' must have same type; left operand is ") + |
1242 |
typeStr(lhs->exprType()) + " and right operand is " + typeStr(rhs->exprType()) + " though.").c_str()); |
1243 |
$$ = new IntLiteral({ .value = 0 }); |
1244 |
} else if (lhs->asNumber()->unitType() != rhs->asNumber()->unitType()) { |
1245 |
PARSE_ERR(@2, (String("Operands of '-' operations must have same unit, left operand is ") + |
1246 |
unitTypeStr(lhs->asNumber()->unitType()) + " and right operand is " + |
1247 |
unitTypeStr(rhs->asNumber()->unitType()) + " though.").c_str()); |
1248 |
$$ = new IntLiteral({ .value = 0 }); |
1249 |
} else { |
1250 |
if (lhs->asNumber()->isFinal() && !rhs->asNumber()->isFinal()) |
1251 |
PARSE_WRN(@3, "Right operand of '-' operation is not 'final', result will be 'final' though since left operand is 'final'."); |
1252 |
else if (!lhs->asNumber()->isFinal() && rhs->asNumber()->isFinal()) |
1253 |
PARSE_WRN(@1, "Left operand of '-' operation is not 'final', result will be 'final' though since right operand is 'final'."); |
1254 |
$$ = new Sub(lhs,rhs); |
1255 |
} |
1256 |
} |
1257 |
|
1258 |
mul_expr: |
1259 |
unary_expr |
1260 |
| mul_expr '*' unary_expr { |
1261 |
ExpressionRef lhs = $1; |
1262 |
ExpressionRef rhs = $3; |
1263 |
if (!isNumber(lhs->exprType())) { |
1264 |
PARSE_ERR(@1, (String("Left operand of operator '*' must be a scalar number expression, is ") + typeStr(lhs->exprType()) + " though.").c_str()); |
1265 |
$$ = new IntLiteral({ .value = 0 }); |
1266 |
} else if (!isNumber(rhs->exprType())) { |
1267 |
PARSE_ERR(@1, (String("Right operand of operator '*' must be a scalar number expression, is ") + typeStr(rhs->exprType()) + " though.").c_str()); |
1268 |
$$ = new IntLiteral({ .value = 0 }); |
1269 |
} else if (lhs->asNumber()->unitType() && rhs->asNumber()->unitType()) { |
1270 |
PARSE_ERR(@2, (String("Only one operand of operator '*' may have a unit type, left operand is ") + |
1271 |
unitTypeStr(lhs->asNumber()->unitType()) + " and right operand is " + |
1272 |
unitTypeStr(rhs->asNumber()->unitType()) + " though.").c_str()); |
1273 |
$$ = new IntLiteral({ .value = 0 }); |
1274 |
} else if (lhs->exprType() != rhs->exprType()) { |
1275 |
PARSE_ERR(@2, (String("Operands of operator '*' must have same type; left operand is ") + |
1276 |
typeStr(lhs->exprType()) + " and right operand is " + typeStr(rhs->exprType()) + " though.").c_str()); |
1277 |
$$ = new IntLiteral({ .value = 0 }); |
1278 |
} else { |
1279 |
if (lhs->asNumber()->isFinal() && !rhs->asNumber()->isFinal()) |
1280 |
PARSE_WRN(@3, "Right operand of '*' operation is not 'final', result will be 'final' though since left operand is 'final'."); |
1281 |
else if (!lhs->asNumber()->isFinal() && rhs->asNumber()->isFinal()) |
1282 |
PARSE_WRN(@1, "Left operand of '*' operation is not 'final', result will be 'final' though since right operand is 'final'."); |
1283 |
$$ = new Mul(lhs,rhs); |
1284 |
} |
1285 |
} |
1286 |
| mul_expr '/' unary_expr { |
1287 |
ExpressionRef lhs = $1; |
1288 |
ExpressionRef rhs = $3; |
1289 |
if (!isNumber(lhs->exprType())) { |
1290 |
PARSE_ERR(@1, (String("Left operand of operator '/' must be a scalar number expression, is ") + typeStr(lhs->exprType()) + " though.").c_str()); |
1291 |
$$ = new IntLiteral({ .value = 0 }); |
1292 |
} else if (!isNumber(rhs->exprType())) { |
1293 |
PARSE_ERR(@1, (String("Right operand of operator '/' must be a scalar number expression, is ") + typeStr(rhs->exprType()) + " though.").c_str()); |
1294 |
$$ = new IntLiteral({ .value = 0 }); |
1295 |
} else if (lhs->asNumber()->unitType() && rhs->asNumber()->unitType() && |
1296 |
lhs->asNumber()->unitType() != rhs->asNumber()->unitType()) |
1297 |
{ |
1298 |
PARSE_ERR(@2, (String("Operands of operator '/' with two different unit types, left operand is ") + |
1299 |
unitTypeStr(lhs->asNumber()->unitType()) + " and right operand is " + |
1300 |
unitTypeStr(rhs->asNumber()->unitType()) + " though.").c_str()); |
1301 |
$$ = new IntLiteral({ .value = 0 }); |
1302 |
} else if (!lhs->asNumber()->unitType() && rhs->asNumber()->unitType()) { |
1303 |
PARSE_ERR(@3, ("Dividing left operand without any unit type by right operand with unit type (" + |
1304 |
unitTypeStr(rhs->asNumber()->unitType()) + ") is not possible.").c_str()); |
1305 |
$$ = new IntLiteral({ .value = 0 }); |
1306 |
} else if (lhs->exprType() != rhs->exprType()) { |
1307 |
PARSE_ERR(@2, (String("Operands of operator '/' must have same type; left operand is ") + |
1308 |
typeStr(lhs->exprType()) + " and right operand is " + typeStr(rhs->exprType()) + " though.").c_str()); |
1309 |
$$ = new IntLiteral({ .value = 0 }); |
1310 |
} else { |
1311 |
if (lhs->asNumber()->isFinal() && !rhs->asNumber()->isFinal()) |
1312 |
PARSE_WRN(@3, "Right operand of '/' operation is not 'final', result will be 'final' though since left operand is 'final'."); |
1313 |
else if (!lhs->asNumber()->isFinal() && rhs->asNumber()->isFinal()) |
1314 |
PARSE_WRN(@1, "Left operand of '/' operation is not 'final', result will be 'final' though since right operand is 'final'."); |
1315 |
$$ = new Div(lhs,rhs); |
1316 |
} |
1317 |
} |
1318 |
| mul_expr MOD unary_expr { |
1319 |
ExpressionRef lhs = $1; |
1320 |
ExpressionRef rhs = $3; |
1321 |
if (lhs->exprType() != INT_EXPR) { |
1322 |
PARSE_ERR(@1, (String("Left operand of modulo operator must be an integer expression, is ") + typeStr(lhs->exprType()) + " though.").c_str()); |
1323 |
$$ = new IntLiteral({ .value = 0 }); |
1324 |
} else if (rhs->exprType() != INT_EXPR) { |
1325 |
PARSE_ERR(@3, (String("Right operand of modulo operator must be an integer expression, is ") + typeStr(rhs->exprType()) + " though.").c_str()); |
1326 |
$$ = new IntLiteral({ .value = 0 }); |
1327 |
} else { |
1328 |
if (lhs->asInt()->unitType() || lhs->asInt()->hasUnitFactorEver()) |
1329 |
PARSE_ERR(@1, "Operands of modulo operator must not use any unit."); |
1330 |
if (rhs->asInt()->unitType() || rhs->asInt()->hasUnitFactorEver()) |
1331 |
PARSE_ERR(@3, "Operands of modulo operator must not use any unit."); |
1332 |
if (lhs->asInt()->isFinal() && !rhs->asInt()->isFinal()) |
1333 |
PARSE_WRN(@3, "Right operand of 'mod' operation is not 'final', result will be 'final' though since left operand is 'final'."); |
1334 |
else if (!lhs->asInt()->isFinal() && rhs->asInt()->isFinal()) |
1335 |
PARSE_WRN(@1, "Left operand of 'mod' operation is not 'final', result will be 'final' though since right operand is 'final'."); |
1336 |
$$ = new Mod(lhs,rhs); |
1337 |
} |
1338 |
} |
1339 |
|
1340 |
%% |
1341 |
|
1342 |
void InstrScript_error(YYLTYPE* locp, LinuxSampler::ParserContext* context, const char* err) { |
1343 |
//fprintf(stderr, "%d: %s\n", locp->first_line, err); |
1344 |
context->addErr(locp->first_line, locp->last_line, locp->first_column+1, locp->last_column+1, err); |
1345 |
} |
1346 |
|
1347 |
void InstrScript_warning(YYLTYPE* locp, LinuxSampler::ParserContext* context, const char* txt) { |
1348 |
//fprintf(stderr, "WRN %d: %s\n", locp->first_line, txt); |
1349 |
context->addWrn(locp->first_line, locp->last_line, locp->first_column+1, locp->last_column+1, txt); |
1350 |
} |
1351 |
|
1352 |
/// Custom implementation of yytnamerr() to ensure quotation is always stripped from token names before printing them to error messages. |
1353 |
int InstrScript_tnamerr(char* yyres, const char* yystr) { |
1354 |
if (*yystr == '"') { |
1355 |
int yyn = 0; |
1356 |
char const *yyp = yystr; |
1357 |
for (;;) |
1358 |
switch (*++yyp) |
1359 |
{ |
1360 |
/* |
1361 |
case '\'': |
1362 |
case ',': |
1363 |
goto do_not_strip_quotes; |
1364 |
|
1365 |
case '\\': |
1366 |
if (*++yyp != '\\') |
1367 |
goto do_not_strip_quotes; |
1368 |
*/ |
1369 |
/* Fall through. */ |
1370 |
default: |
1371 |
if (yyres) |
1372 |
yyres[yyn] = *yyp; |
1373 |
yyn++; |
1374 |
break; |
1375 |
|
1376 |
case '"': |
1377 |
if (yyres) |
1378 |
yyres[yyn] = '\0'; |
1379 |
return yyn; |
1380 |
} |
1381 |
/* |
1382 |
do_not_strip_quotes: ; |
1383 |
*/ |
1384 |
} |
1385 |
|
1386 |
if (! yyres) |
1387 |
return (int) yystrlen (yystr); |
1388 |
|
1389 |
return int( yystpcpy (yyres, yystr) - yyres ); |
1390 |
} |