--- parser3/src/main/execute.C 2020/12/15 17:10:34 1.412 +++ parser3/src/main/execute.C 2024/10/14 21:55:09 1.424 @@ -1,8 +1,8 @@ /** @file Parser: executor part of request class. - Copyright (c) 2001-2020 Art. Lebedev Studio (http://www.artlebedev.com) - Author: Alexandr Petrosian (http://paf.design.ru) + Copyright (c) 2001-2023 Art. Lebedev Studio (http://www.artlebedev.com) + Authors: Konstantin Morshnev , Alexandr Petrosian */ #include "pa_opcode.h" @@ -19,9 +19,10 @@ #include "pa_vtable.h" #include "pa_vfile.h" #include "pa_vimage.h" +#include "pa_varray.h" #include "pa_wwrapper.h" -volatile const char * IDENT_EXECUTE_C="$Id: execute.C,v 1.412 2020/12/15 17:10:34 moko Exp $" IDENT_PA_OPCODE_H IDENT_PA_OPERATION_H IDENT_PA_VCODE_FRAME_H IDENT_PA_WWRAPPER_H; +volatile const char * IDENT_EXECUTE_C="$Id: execute.C,v 1.424 2024/10/14 21:55:09 moko Exp $" IDENT_PA_OPCODE_H IDENT_PA_OPERATION_H IDENT_PA_VCODE_FRAME_H IDENT_PA_WWRAPPER_H; //#define DEBUG_EXECUTE @@ -34,7 +35,7 @@ const char *opcode_name[]={ // actions "WITH_ROOT", "WITH_SELF", "WITH_READ", "WITH_WRITE", "VALUE__GET_CLASS", "VALUE__GET_BASE_CLASS", - "CONSTRUCT_VALUE", "CONSTRUCT_EXPR", "CURLY_CODE__CONSTRUCT", + "CONSTRUCT_VALUE", "CONSTRUCT_EXPR", "CURLY_CODE__CONSTRUCT", "CONSTRUCT_ARRAY", "WRITE_VALUE", "WRITE_EXPR_RESULT", "STRING__WRITE", #ifdef OPTIMIZE_BYTECODE_GET_ELEMENT "VALUE__GET_ELEMENT_OR_OPERATOR", @@ -128,8 +129,7 @@ void debug_printf(SAPI_Info& sapi_info, } void debug_dump(SAPI_Info& sapi_info, int level, ArrayOperation& ops) { - Array_iterator i(ops); - while(i.has_next()) { + for(Array_iterator i(ops); i;) { OP::OPCODE opcode=i.next().code; #if defined(OPTIMIZE_BYTECODE_GET_OBJECT_ELEMENT) || defined(OPTIMIZE_BYTECODE_GET_OBJECT_VAR_ELEMENT) @@ -220,6 +220,7 @@ void debug_dump(SAPI_Info& sapi_info, in case OP::OP_NESTED_CODE: case OP::OP_OBJECT_POOL: case OP::OP_STRING_POOL: + case OP::OP_CONSTRUCT_ARRAY: case OP::OP_CALL: case OP::OP_CALL__WRITE: if(ArrayOperation* local_ops=i.next().ops) @@ -245,7 +246,7 @@ void debug_dump(SAPI_Info& sapi_info, in // Request void Request::execute(ArrayOperation& ops) { - register Stack& stack=this->stack; // helps a lot on MSVC: 'esi' + Stack& stack=this->stack; // helps a lot on MSVC: 'esi' const String* debug_name=0; Operation::Origin debug_origin={0, 0, 0}; try{ @@ -254,7 +255,7 @@ void Request::execute(ArrayOperation& op debug_dump(sapi_info, 0, ops); debug_printf(sapi_info, "execution-------------------------\n"); #endif - for(Array_iterator i(ops); i.has_next(); ) { + for(Array_iterator i(ops); i; ) { OP::OPCODE opcode=i.next().code; #ifdef DEBUG_EXECUTE @@ -280,11 +281,7 @@ void Request::execute(ArrayOperation& op DEBUG_PRINT_STRING(name) - VStateless_class* vclass=get_class(name); - if(!vclass) - throw Exception(PARSER_RUNTIME, &name, "class is undefined"); - - stack.push(*vclass); + stack.push(get_class_ref(name)); break; } @@ -297,11 +294,7 @@ void Request::execute(ArrayOperation& op DEBUG_PRINT_STRING(name) - VStateless_class* vclass=get_class(name); - if(!vclass) - throw Exception(PARSER_RUNTIME, &name, "class is undefined"); - - stack.push(*new VBaseClassWrapper(*vclass, get_self())); + stack.push(*new VBaseClassWrapper(get_class_ref(name), get_self())); break; } @@ -450,10 +443,36 @@ void Request::execute(ArrayOperation& op const String& name=stack.pop().string(); debug_name=&name; Value& ncontext=stack.pop().value(); if(const VJunction* vjunction=ncontext.put_element(name, &value)) - throw Exception(PARSER_RUNTIME, 0, "property value can not be code, use [] or () brackets"); + throw Exception(PARSER_RUNTIME, 0, "property value cannot be code, use [] or () brackets"); break; } + + case OP::OP_CONSTRUCT_ARRAY: + { + ArrayOperation* local_ops=i.next().ops; + + DEBUG_PRINT_OPS(local_ops) + DEBUG_PRINT_STR("->\n") + + size_t first = stack.top_index(); + execute(*local_ops); + Value *value=new VArray(stack.top_index()-first, (Value**)stack.ptr(first)); + stack.set_top_index(first); + +#ifdef OPTIMIZE_BYTECODE_CONSTRUCT + const String& name=stack.pop().string(); debug_name=&name; + Value& ncontext=stack.pop().value(); +#else + const String& name=stack.pop().string(); debug_name=&name; + Value& ncontext=stack.pop().value(); +#endif + put_element(ncontext, name, value); + + DEBUG_PRINT_STR("<-returned") + goto check_skip; + } + case OP::OP_NESTED_CODE: { ArrayOperation& local_ops=*i.next().ops; @@ -767,10 +786,10 @@ void Request::execute(ArrayOperation& op Junction* junction=value.get_junction(); if(!junction) { - if(value.is("void")) + if(dynamic_cast(&value)) throw Exception(PARSER_RUNTIME, 0, "undefined method"); else - throw Exception(PARSER_RUNTIME, 0, "is '%s', not a method or junction, can not call it", value.type()); + throw Exception(PARSER_RUNTIME, 0, "is '%s', not a method or junction, cannot call it", value.type()); } Value *result; @@ -798,10 +817,10 @@ void Request::execute(ArrayOperation& op Junction* junction=value.get_junction(); if(!junction) { - if(value.is("void")) + if(dynamic_cast(&value)) throw Exception(PARSER_RUNTIME, 0, "undefined method"); else - throw Exception(PARSER_RUNTIME, 0, "is '%s', not a method or junction, can not call it", value.type()); + throw Exception(PARSER_RUNTIME, 0, "is '%s', not a method or junction, cannot call it", value.type()); } const Method& method=*junction->method; @@ -850,9 +869,7 @@ void Request::execute(ArrayOperation& op DEBUG_PRINT_STRING(class_name) - VStateless_class* vclass=get_class(class_name); - if(!vclass) - throw Exception(PARSER_RUNTIME, &class_name, "class is undefined"); + VStateless_class& vclass=get_class_ref(class_name); debug_origin=i.next().origin; Value& vconstructor_name=*i.next().value; @@ -860,9 +877,10 @@ void Request::execute(ArrayOperation& op DEBUG_PRINT_STRING(constructor_name) - Junction* constructor_junction=get_element(*vclass, constructor_name).get_junction(); + // not get_element4call for better error reporting + Junction* constructor_junction=get_element(vclass, constructor_name).get_junction(); if(!constructor_junction) - throw Exception(PARSER_RUNTIME, &constructor_name, "constructor must be declared in class '%s'", vclass->type()); + throw Exception(PARSER_RUNTIME, &constructor_name, "%s constructor not found", vclass.type()); ArrayOperation* local_ops=i.next().ops; DEBUG_PRINT_OPS(local_ops) @@ -870,7 +888,7 @@ void Request::execute(ArrayOperation& op Value *result; { - Value& object=construct(*vclass, *constructor_junction->method); + Value& object=construct(vclass, *constructor_junction->method); CONSTRUCTOR_FRAME_ACTION(*constructor_junction->method, method_frame, object, { METHOD_PARAMS_ACTION(call(frame)); object.enable_default_setter(); @@ -941,33 +959,37 @@ void Request::execute(ArrayOperation& op } // expression ops: binary - case OP::OP_SUB: + case OP::OP_SUB: { - Value& b=stack.pop().value(); Value& a=stack.pop().value(); - Value& value=*new VDouble(a.as_double() - b.as_double()); + volatile double b_double=stack.pop().value().as_double(); + volatile double a_double=stack.pop().value().as_double(); + + Value& value=*new VDouble(a_double - b_double); stack.push(value); break; } - case OP::OP_ADD: + case OP::OP_ADD: { - Value& b=stack.pop().value(); Value& a=stack.pop().value(); - Value& value=*new VDouble(a.as_double() + b.as_double()); + volatile double b_double=stack.pop().value().as_double(); + volatile double a_double=stack.pop().value().as_double(); + + Value& value=*new VDouble(a_double + b_double); stack.push(value); break; } - case OP::OP_MUL: + case OP::OP_MUL: { - Value& b=stack.pop().value(); Value& a=stack.pop().value(); - Value& value=*new VDouble(a.as_double() * b.as_double()); + volatile double b_double=stack.pop().value().as_double(); + volatile double a_double=stack.pop().value().as_double(); + + Value& value=*new VDouble(a_double * b_double); stack.push(value); break; } - case OP::OP_DIV: + case OP::OP_DIV: { - Value& b=stack.pop().value(); Value& a=stack.pop().value(); - - double a_double=a.as_double(); - double b_double=b.as_double(); + volatile double b_double=stack.pop().value().as_double(); + volatile double a_double=stack.pop().value().as_double(); if(b_double == 0) { //const String* problem_source=b.as_string(); @@ -978,12 +1000,10 @@ void Request::execute(ArrayOperation& op stack.push(value); break; } - case OP::OP_MOD: + case OP::OP_MOD: { - Value& b=stack.pop().value(); Value& a=stack.pop().value(); - - double a_double=a.as_double(); - double b_double=b.as_double(); + volatile double b_double=stack.pop().value().as_double(); + volatile double a_double=stack.pop().value().as_double(); if(b_double == 0) { //const String* problem_source=b.as_string(); @@ -996,10 +1016,8 @@ void Request::execute(ArrayOperation& op } case OP::OP_INTDIV: { - Value& b=stack.pop().value(); Value& a=stack.pop().value(); - - int a_int=a.as_int(); - int b_int=b.as_int(); + int b_int=stack.pop().value().as_int(); + int a_int=stack.pop().value().as_int(); if(b_int == 0) { //const String* problem_source=b.as_string(); @@ -1234,7 +1252,7 @@ Value& Request::construct(VStateless_cla throw Exception(PARSER_RUNTIME, method.name, "is not a constructor, system class '%s' can be constructed only implicitly", called_class.type()); } else - throw Exception(PARSER_RUNTIME, method.name, "method of '%s' is static and can not be used as constructor", called_class.type()); + throw Exception(PARSER_RUNTIME, method.name, "method of '%s' is static and cannot be used as constructor", called_class.type()); } Value& Request::get_element(Value& ncontext, const String& name) { @@ -1286,7 +1304,7 @@ Value& Request::process_getter(Junction& if(junction.auto_name){ // default getter if(param_count>1) - throw Exception(PARSER_RUNTIME, 0, "default getter method can't have more then 1 parameter (has %d parameters)", param_count); + throw Exception(PARSER_RUNTIME, 0, "default getter method can't have more than 1 parameter (has %d parameters)", param_count); Value *param; METHOD_FRAME_ACTION(*junction.method, method_frame/*caller*/, junction.self, { @@ -1343,7 +1361,7 @@ Value& Request::process(Value& input_val wcontext=&local; // execute it - recoursion_checked_execute(*junction->code); + recursion_checked_execute(*junction->code); result=wcontext->result(); } else { @@ -1352,7 +1370,7 @@ Value& Request::process(Value& input_val wcontext=&local; // execute it - recoursion_checked_execute(*junction->code); + recursion_checked_execute(*junction->code); result=wcontext->result(); } @@ -1364,7 +1382,7 @@ Value& Request::process(Value& input_val return result; } - // it is then method-junction, do not explode it + // then it is a method-junction, do not explode it // just return it as we do for usual objects } @@ -1395,7 +1413,7 @@ void Request::process_write(Value& input #ifdef OPTIMIZE_CALL if(wcontext==junction->wcontext){ // no wrappers for wcontext - recoursion_checked_execute(*junction->code); + recursion_checked_execute(*junction->code); RESTORE_CONTEXT } else @@ -1406,7 +1424,7 @@ void Request::process_write(Value& input wcontext=&local; // execute it - recoursion_checked_execute(*junction->code); + recursion_checked_execute(*junction->code); RESTORE_CONTEXT write(local.result()); } else { @@ -1415,7 +1433,7 @@ void Request::process_write(Value& input wcontext=&local; // execute it - recoursion_checked_execute(*junction->code); + recursion_checked_execute(*junction->code); RESTORE_CONTEXT write(local.result()); } @@ -1425,7 +1443,7 @@ void Request::process_write(Value& input return; } - // it is then method-junction, do not explode it + // then it is a method-junction, do not explode it // just return it as we do for usual objects } @@ -1474,6 +1492,28 @@ bool Request::execute_method_if_exists(V return false; } +bool Request::execute_auto_method_if_exists(VStateless_class& aclass, const String& method_name, Value* optional_param) { + if(const Method *method=aclass.get_method(method_name)){ + METHOD_FRAME_ACTION(*method, method_frame/*caller*/, aclass, { + Value* two_params[2]; + + if (optional_param && method->params_count>1) { + two_params[0] = optional_param; + two_params[1] = new VString(*new String(aclass.type())); + frame.store_params(two_params, 2); + } else if (optional_param && method->params_count>0) { + frame.store_params(&optional_param, 1); + } else { + frame.empty_params(); + } + + call(frame); + }); + return true; + } + return false; +} + const String* Request::get_method_filespec(const Method* method){ Operation::Origin origin=get_method_origin(method); return origin.file_no ? get_used_filespec(origin.file_no) : NULL; @@ -1484,8 +1524,7 @@ const Operation::Origin Request::get_met if(ArrayOperation* code=method->parser_code) if(code){ - Array_iterator i(*code); - while( i.has_next() ){ + for(Array_iterator i(*code); i; ){ switch( i.next().code ){ case OP::OP_CURLY_CODE__STORE_PARAM: case OP::OP_EXPR_CODE__STORE_PARAM: