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| version 1.37, 2001/02/24 14:20:51 | version 1.413, 2020/12/31 12:08:35 |
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| Line 1 | Line 1 |
| /* | /** @file |
| $Id$ | Parser: executor part of request class. |
| Copyright (c) 2001-2020 Art. Lebedev Studio (http://www.artlebedev.com) | |
| Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) | |
| */ | */ |
| #include "pa_opcode.h" | |
| #include "pa_array.h" | #include "pa_array.h" |
| #include "code.h" | |
| #include "pa_request.h" | #include "pa_request.h" |
| #include "pa_vstring.h" | #include "pa_vstring.h" |
| #include "pa_vhash.h" | #include "pa_vhash.h" |
| #include "pa_vunknown.h" | #include "pa_vvoid.h" |
| #include "pa_vcframe.h" | #include "pa_vcode_frame.h" |
| #include "pa_vmframe.h" | #include "pa_vmethod_frame.h" |
| #include "pa_vobject.h" | |
| #include "pa_vdouble.h" | |
| #include "pa_vbool.h" | |
| #include "pa_vtable.h" | |
| #include "pa_vfile.h" | |
| #include "pa_vimage.h" | |
| #include "pa_wwrapper.h" | |
| volatile const char * IDENT_EXECUTE_C="$Id$" IDENT_PA_OPCODE_H IDENT_PA_OPERATION_H IDENT_PA_VCODE_FRAME_H IDENT_PA_WWRAPPER_H; | |
| //#define DEBUG_EXECUTE | |
| #ifdef DEBUG_EXECUTE | |
| const char *opcode_name[]={ | |
| // literals | |
| "VALUE", "CURLY_CODE__STORE_PARAM", "EXPR_CODE__STORE_PARAM", | |
| "NESTED_CODE", | |
| #include <stdio.h> | // actions |
| "WITH_ROOT", "WITH_SELF", "WITH_READ", "WITH_WRITE", | |
| "VALUE__GET_CLASS", "VALUE__GET_BASE_CLASS", | |
| "CONSTRUCT_VALUE", "CONSTRUCT_EXPR", "CURLY_CODE__CONSTRUCT", | |
| "WRITE_VALUE", "WRITE_EXPR_RESULT", "STRING__WRITE", | |
| #ifdef OPTIMIZE_BYTECODE_GET_ELEMENT | |
| "VALUE__GET_ELEMENT_OR_OPERATOR", | |
| #else | |
| "GET_ELEMENT_OR_OPERATOR", | |
| #endif | |
| "GET_ELEMENT", | |
| "GET_ELEMENT__WRITE", | |
| #ifdef OPTIMIZE_BYTECODE_GET_ELEMENT | |
| "VALUE__GET_ELEMENT", | |
| "VALUE__GET_ELEMENT__WRITE", | |
| "WITH_ROOT__VALUE__GET_ELEMENT", | |
| #endif | |
| #ifdef OPTIMIZE_BYTECODE_GET_OBJECT_ELEMENT | |
| "GET_OBJECT_ELEMENT", | |
| "GET_OBJECT_ELEMENT__WRITE", | |
| #endif | |
| #ifdef OPTIMIZE_BYTECODE_GET_OBJECT_VAR_ELEMENT | |
| "GET_OBJECT_VAR_ELEMENT", | |
| "GET_OBJECT_VAR_ELEMENT__WRITE", | |
| #endif | |
| #ifdef OPTIMIZE_BYTECODE_GET_SELF_ELEMENT | |
| "WITH_SELF__VALUE__GET_ELEMENT", | |
| "WITH_SELF__VALUE__GET_ELEMENT__WRITE", | |
| #endif | |
| #ifdef FEATURE_GET_ELEMENT4CALL | |
| "GET_ELEMENT4CALL", | |
| #ifdef OPTIMIZE_BYTECODE_GET_OBJECT_ELEMENT | |
| "GET_OBJECT_ELEMENT4CALL", | |
| #endif | |
| #ifdef OPTIMIZE_BYTECODE_GET_OBJECT_VAR_ELEMENT | |
| "GET_OBJECT_VAR_ELEMENT4CALL", | |
| #endif | |
| #endif // FEATURE_GET_ELEMENT4CALL | |
| "OBJECT_POOL", "STRING_POOL", | |
| "PREPARE_TO_CONSTRUCT_OBJECT", | |
| "CONSTRUCT_OBJECT", | |
| "CONSTRUCT_OBJECT__WRITE", | |
| "CALL", "CALL__WRITE", | |
| #ifdef OPTIMIZE_BYTECODE_CONSTRUCT | |
| "WITH_ROOT__VALUE__CONSTRUCT_EXPR", | |
| "WITH_ROOT__VALUE__CONSTRUCT_VALUE", | |
| "WITH_WRITE__VALUE__CONSTRUCT_EXPR", | |
| "WITH_WRITE__VALUE__CONSTRUCT_VALUE", | |
| "WITH_SELF__VALUE__CONSTRUCT_EXPR", | |
| "WITH_SELF__VALUE__CONSTRUCT_VALUE", | |
| #endif | |
| #ifdef OPTIMIZE_BYTECODE_GET_ELEMENT__SPECIAL | |
| "GET_ELEMENT__SPECIAL", | |
| "GET_ELEMENT__SPECIAL__WRITE", | |
| #endif | |
| // expression ops: unary | |
| "NEG", "INV", "NOT", "DEF", "IN", "FEXISTS", "DEXISTS", | |
| // expression ops: binary | |
| "SUB", "ADD", "MUL", "DIV", "MOD", "INTDIV", | |
| "BIN_SL", "BIN_SR", | |
| "BIN_AND", "BIN_OR", "BIN_XOR", | |
| "LOG_AND", "LOG_OR", "LOG_XOR", | |
| "NUM_LT", "NUM_GT", "NUM_LE", "NUM_GE", "NUM_EQ", "NUM_NE", | |
| "STR_LT", "STR_GT", "STR_LE", "STR_GE", "STR_EQ", "STR_NE", | |
| "IS" | |
| }; | |
| #define PUSH(value) stack.push(value) | const char* debug_value_to_cstr(Value& value){ |
| #define POP() static_cast<Value *>(stack.pop()) | const String* string=value.get_string(); |
| #define POP_NAME() static_cast<Value *>(stack.pop())->as_string() | |
| if(string) | |
| return string->cstr(); | |
| else | |
| if(value.is_bool()) | |
| return value.as_bool() ? "<true>" : "<false>"; | |
| else | |
| return "<value>"; | |
| } | |
| char *opcode_name[]={ | void va_debug_printf(SAPI_Info& sapi_info, const char* fmt,va_list args) { |
| "STRING", "CODE", | char buf[MAX_STRING]; |
| "WITH_ROOT", "WITH_SELF", "WITH_READ", "WITH_WRITE", | vsnprintf(buf, MAX_STRING, fmt, args); |
| "CONSTRUCT", | SAPI::log(sapi_info, "%s", buf); |
| "EXPRESSION_EVAL", "MODIFY_EVAL", | } |
| "WRITE", | |
| "GET_ELEMENT", "GET_ELEMENT__WRITE", | |
| "CREATE_EWPOOL", "REDUCE_EWPOOL", | |
| "CREATE_RWPOOL", "REDUCE_RWPOOL", | |
| "GET_METHOD_FRAME", | |
| "STORE_PARAM", | |
| "CALL" | |
| }; | |
| void dump(int level, const Array& ops) { | void debug_printf(SAPI_Info& sapi_info, const char* fmt, ...) { |
| if(0){ | va_list args; |
| int size=ops.size(); | va_start(args, fmt); |
| //printf("size=%d\n", size); | va_debug_printf(sapi_info, fmt, args); |
| for(int i=0; i<size; i++) { | va_end(args); |
| Operation op; | } |
| op.cast=ops.quick_get(i); | |
| printf("%8X\n", op.cast); | void debug_dump(SAPI_Info& sapi_info, int level, ArrayOperation& ops) { |
| Array_iterator<Operation> i(ops); | |
| while(i.has_next()) { | |
| OP::OPCODE opcode=i.next().code; | |
| #if defined(OPTIMIZE_BYTECODE_GET_OBJECT_ELEMENT) || defined(OPTIMIZE_BYTECODE_GET_OBJECT_VAR_ELEMENT) | |
| if( | |
| 1==0 | |
| #ifdef OPTIMIZE_BYTECODE_GET_OBJECT_ELEMENT | |
| || opcode==OP::OP_GET_OBJECT_ELEMENT | |
| || opcode==OP::OP_GET_OBJECT_ELEMENT__WRITE | |
| #ifdef FEATURE_GET_ELEMENT4CALL | |
| || opcode==OP::OP_GET_OBJECT_ELEMENT4CALL | |
| #endif | |
| #endif | |
| #ifdef OPTIMIZE_BYTECODE_GET_OBJECT_VAR_ELEMENT | |
| || opcode==OP::OP_GET_OBJECT_VAR_ELEMENT | |
| || opcode==OP::OP_GET_OBJECT_VAR_ELEMENT__WRITE | |
| #ifdef FEATURE_GET_ELEMENT4CALL | |
| || opcode==OP::OP_GET_OBJECT_VAR_ELEMENT4CALL | |
| #endif | |
| #endif | |
| ){ | |
| i.next(); // skip origin | |
| Value& value1=*i.next().value; | |
| i.next(); // skip origin | |
| Value& value2=*i.next().value; | |
| debug_printf(sapi_info, "%*s%s \"%s\" \"%s\"", level*4, "", opcode_name[opcode], debug_value_to_cstr(value1), debug_value_to_cstr(value2)); | |
| continue; | |
| } | } |
| } | #endif |
| if( | |
| opcode==OP::OP_CONSTRUCT_OBJECT | |
| || opcode==OP::OP_CONSTRUCT_OBJECT__WRITE | |
| ){ | |
| i.next(); // skip origin | |
| Value& value1=*i.next().value; | |
| i.next(); // skip origin | |
| Value& value2=*i.next().value; | |
| debug_printf(sapi_info, | |
| "%*s%s" | |
| " \"%s\" \"%s\"", | |
| level*4, "", opcode_name[opcode], | |
| debug_value_to_cstr(value1), debug_value_to_cstr(value2)); | |
| if(ArrayOperation* local_ops=i.next().ops) | |
| debug_dump(sapi_info, level+1, *local_ops); | |
| continue; | |
| } | |
| if( | |
| opcode==OP::OP_VALUE | |
| || opcode==OP::OP_STRING__WRITE | |
| || opcode==OP::OP_VALUE__GET_CLASS | |
| || opcode==OP::OP_VALUE__GET_BASE_CLASS | |
| #ifdef OPTIMIZE_BYTECODE_GET_ELEMENT | |
| || opcode==OP::OP_VALUE__GET_ELEMENT | |
| || opcode==OP::OP_VALUE__GET_ELEMENT__WRITE | |
| || opcode==OP::OP_VALUE__GET_ELEMENT_OR_OPERATOR | |
| || opcode==OP::OP_WITH_ROOT__VALUE__GET_ELEMENT | |
| #endif | |
| #ifdef OPTIMIZE_BYTECODE_GET_SELF_ELEMENT | |
| || opcode==OP::OP_WITH_SELF__VALUE__GET_ELEMENT | |
| || opcode==OP::OP_WITH_SELF__VALUE__GET_ELEMENT__WRITE | |
| #endif | |
| #ifdef OPTIMIZE_BYTECODE_CONSTRUCT | |
| || opcode==OP::OP_WITH_ROOT__VALUE__CONSTRUCT_EXPR | |
| || opcode==OP::OP_WITH_ROOT__VALUE__CONSTRUCT_VALUE | |
| || opcode==OP::OP_WITH_WRITE__VALUE__CONSTRUCT_EXPR | |
| || opcode==OP::OP_WITH_WRITE__VALUE__CONSTRUCT_VALUE | |
| || opcode==OP::OP_WITH_SELF__VALUE__CONSTRUCT_EXPR | |
| || opcode==OP::OP_WITH_SELF__VALUE__CONSTRUCT_VALUE | |
| #endif | |
| ) { | |
| Operation::Origin origin=i.next().origin; | |
| Value& value=*i.next().value; | |
| debug_printf(sapi_info, | |
| "%*s%s" | |
| " \"%s\" %s", | |
| level*4, "", opcode_name[opcode], | |
| debug_value_to_cstr(value), value.type()); | |
| continue; | |
| } | |
| debug_printf(sapi_info, "%*s%s", level*4, "", opcode_name[opcode]); | |
| int size=ops.size(); | switch(opcode) { |
| //printf("size=%d\n", size); | case OP::OP_CURLY_CODE__STORE_PARAM: |
| for(int i=0; i<size; i++) { | case OP::OP_EXPR_CODE__STORE_PARAM: |
| Operation op; | case OP::OP_CURLY_CODE__CONSTRUCT: |
| op.cast=ops.quick_get(i); | case OP::OP_NESTED_CODE: |
| printf("%*s%s", level*4, "", opcode_name[op.code]); | case OP::OP_OBJECT_POOL: |
| case OP::OP_STRING_POOL: | |
| if(op.code==OP_STRING) { | case OP::OP_CALL: |
| VString *vstring=static_cast<VString *>(ops.quick_get(++i)); | case OP::OP_CALL__WRITE: |
| printf(" \"%s\"", vstring->get_string()->cstr()); | if(ArrayOperation* local_ops=i.next().ops) |
| } | debug_dump(sapi_info, level+1, *local_ops); |
| printf("\n"); | |
| if(op.code==OP_CODE) { | |
| const Array *local_ops=reinterpret_cast<const Array *>(ops.quick_get(++i)); | |
| dump(level+1, *local_ops); | |
| } | } |
| } | } |
| } | } |
| #define DEBUG_PRINT_STR(str) debug_printf(sapi_info, str); | |
| #define DEBUG_PRINT_STRING(value) debug_printf(sapi_info, " \"%s\" ", value.cstr()); | |
| #define DEBUG_PRINT_VALUE_AND_TYPE(value) debug_printf(sapi_info, " \"%s\" %s", debug_value_to_cstr(value), value.type()); | |
| #define DEBUG_PRINT_OPS(local_ops) \ | |
| debug_printf(sapi_info, \ | |
| " (%d)\n", local_ops?local_ops->count():0); \ | |
| if(local_ops) debug_dump(sapi_info, 1, *local_ops); | |
| #else | |
| #define DEBUG_PRINT_STR(str) | |
| #define DEBUG_PRINT_STRING(value) | |
| #define DEBUG_PRINT_VALUE_AND_TYPE(value) | |
| #define DEBUG_PRINT_OPS(local_ops) | |
| #endif | |
| // Request | |
| void Request::execute(ArrayOperation& ops) { | |
| register Stack<StackItem>& stack=this->stack; // helps a lot on MSVC: 'esi' | |
| const String* debug_name=0; Operation::Origin debug_origin={0, 0, 0}; | |
| try{ | |
| #ifdef DEBUG_EXECUTE | |
| debug_printf(sapi_info, "source----------------------------\n"); | |
| debug_dump(sapi_info, 0, ops); | |
| debug_printf(sapi_info, "execution-------------------------\n"); | |
| #endif | |
| for(Array_iterator<Operation> i(ops); i.has_next(); ) { | |
| OP::OPCODE opcode=i.next().code; | |
| #ifdef DEBUG_EXECUTE | |
| debug_printf(sapi_info, "%d:%s", stack.top_index()+1, opcode_name[opcode]); | |
| #endif | |
| switch(opcode) { | |
| // param in next instruction | |
| case OP::OP_VALUE: | |
| { | |
| debug_origin=i.next().origin; | |
| Value& value=*i.next().value; | |
| void Request::execute(const Array& ops) { | DEBUG_PRINT_VALUE_AND_TYPE(value) |
| if(1) { | |
| puts("source----------------------------"); | |
| dump(0, ops); | |
| puts("execution-------------------------"); | |
| } | |
| int size=ops.size(); | stack.push(value); |
| //printf("size=%d\n", size); | |
| for(int i=0; i<size; i++) { | |
| Operation op; | |
| op.cast=ops.quick_get(i); | |
| printf("%d:%s", stack.top(), opcode_name[op.code]); | |
| switch(op.code) { | |
| // param in next instruction | |
| case OP_STRING: | |
| { | |
| VString *vstring=static_cast<VString *>(ops.quick_get(++i)); | |
| printf(" \"%s\"", vstring->get_string()->cstr()); | |
| PUSH(vstring); | |
| break; | |
| } | |
| case OP_CODE: | |
| { | |
| const Array *local_ops=reinterpret_cast<const Array *>(ops.quick_get(++i)); | |
| printf(" (%d)", local_ops->size()); | |
| Junction& j=*NEW Junction(pool(), | |
| *self, | |
| 0, | |
| root,rcontext,wcontext,local_ops); | |
| Value *value=NEW VJunction(j); | |
| PUSH(value); | |
| break; | break; |
| } | } |
| case OP::OP_VALUE__GET_CLASS: | |
| // OP_WITH | { |
| case OP_WITH_SELF: | debug_origin=i.next().origin; |
| const String& name=*i.next().value->get_string(); debug_name=&name; | |
| DEBUG_PRINT_STRING(name) | |
| stack.push(get_class_ref(name)); | |
| break; | |
| } | |
| case OP::OP_VALUE__GET_BASE_CLASS: | |
| { | { |
| PUSH(self); | // ^class:method[] call |
| debug_origin=i.next().origin; | |
| const String& name=*i.next().value->get_string(); debug_name=&name; | |
| DEBUG_PRINT_STRING(name) | |
| stack.push(*new VBaseClassWrapper(get_class_ref(name), get_self())); | |
| break; | break; |
| } | } |
| case OP_WITH_ROOT: | |
| #ifdef OPTIMIZE_BYTECODE_GET_ELEMENT__SPECIAL | |
| case OP::OP_GET_ELEMENT__SPECIAL: | |
| case OP::OP_GET_ELEMENT__SPECIAL__WRITE: | |
| { | { |
| PUSH(root); | const String& name=stack.pop().string(); debug_name=&name; |
| Value& ncontext=stack.pop().value(); | |
| Value* value=0; | |
| if(VStateless_class* vclass=ncontext.get_class()){ | |
| if(SYMBOLS_EQ(name,CLASS_SYMBOL)){ | |
| value=vclass; | |
| } else if(SYMBOLS_EQ(name,CLASS_NAME_SYMBOL)){ | |
| value=new VString(*new String(vclass->type())); | |
| } | |
| } else { | |
| // VJunction is without class, returning self | |
| if(SYMBOLS_EQ(name,CLASS_SYMBOL)){ | |
| value=&ncontext; | |
| } else if(SYMBOLS_EQ(name,CLASS_NAME_SYMBOL)){ | |
| value=new VString(*new String(ncontext.type())); | |
| } | |
| } | |
| if(opcode==OP::OP_GET_ELEMENT__SPECIAL){ | |
| stack.push(*value); | |
| } else { | |
| write(*value); | |
| } | |
| break; | break; |
| } | } |
| case OP_WITH_READ: | #endif |
| // OP_WITH | |
| case OP::OP_WITH_ROOT: | |
| { | { |
| PUSH(rcontext); | stack.push(*method_frame); |
| break; | break; |
| } | } |
| case OP_WITH_WRITE: | case OP::OP_WITH_SELF: |
| { | { |
| PUSH(wcontext); | stack.push(get_self()); |
| break; | break; |
| } | } |
| case OP::OP_WITH_READ: | |
| // ... | |
| case OP_CONSTRUCT: | |
| { | { |
| Value *value=POP(); | stack.push(*rcontext); |
| String& name=POP_NAME(); | |
| Value *ncontext=POP(); | |
| value->set_name(name); | |
| ncontext->put_element(name, value); | |
| break; | break; |
| } | } |
| // TODO: OP_EXPRESSION_EVAL, OP_MODIFY_EVAL, | case OP::OP_WITH_WRITE: |
| case OP_WRITE: | |
| { | { |
| Value *value=POP(); | if(wcontext==method_frame) |
| wcontext->write(value); | throw Exception(PARSER_RUNTIME, 0, "$.name outside of $name[...]"); |
| stack.push(*wcontext); | |
| break; | break; |
| } | } |
| case OP_GET_ELEMENT: | // OTHER ACTIONS BUT WITHs |
| #ifdef OPTIMIZE_BYTECODE_CONSTRUCT | |
| #define DO_CONSTRUCT(context, vvalue) { \ | |
| debug_origin=i.next().origin; \ | |
| const String& name=*i.next().value->get_string(); debug_name=&name; \ | |
| DEBUG_PRINT_STRING(name) \ | |
| Value& value=stack.pop().value(); \ | |
| put_element( context, name, vvalue ); \ | |
| goto check_skip; \ | |
| } | |
| #define DO_CONSTRUCT_VALUE(context) DO_CONSTRUCT(context, &value) | |
| #define DO_CONSTRUCT_EXPR(context) { \ | |
| DO_CONSTRUCT(context, &value.as_expr_result()) \ | |
| } | |
| case OP::OP_WITH_WRITE__VALUE__CONSTRUCT_EXPR: | |
| { | { |
| Value *value=get_element(); | if(wcontext==method_frame) |
| PUSH(value); | throw Exception(PARSER_RUNTIME, 0, "$.name outside of $name[...]"); |
| break; | DO_CONSTRUCT_EXPR(*wcontext) |
| } | } |
| case OP_GET_ELEMENT__WRITE: | case OP::OP_WITH_WRITE__VALUE__CONSTRUCT_VALUE: |
| { | { |
| Value *value=get_element(); | if(wcontext==method_frame) |
| wcontext->write(value); | throw Exception(PARSER_RUNTIME, 0, "$.name outside of $name[...]"); |
| DO_CONSTRUCT_VALUE(*wcontext) | |
| } | |
| case OP::OP_WITH_ROOT__VALUE__CONSTRUCT_EXPR: DO_CONSTRUCT_EXPR(*method_frame) | |
| case OP::OP_WITH_ROOT__VALUE__CONSTRUCT_VALUE: DO_CONSTRUCT_VALUE(*method_frame) | |
| case OP::OP_WITH_SELF__VALUE__CONSTRUCT_EXPR: DO_CONSTRUCT_EXPR(get_self()) | |
| case OP::OP_WITH_SELF__VALUE__CONSTRUCT_VALUE: DO_CONSTRUCT_VALUE(get_self()) | |
| #endif // OPTIMIZE_BYTECODE_CONSTRUCT | |
| case OP::OP_CONSTRUCT_VALUE: | |
| { | |
| #ifdef OPTIMIZE_BYTECODE_CONSTRUCT | |
| const String& name=stack.pop().string(); debug_name=&name; | |
| Value& ncontext=stack.pop().value(); | |
| Value& value=stack.pop().value(); | |
| #else | |
| Value& value=stack.pop().value(); | |
| const String& name=stack.pop().string(); debug_name=&name; | |
| Value& ncontext=stack.pop().value(); | |
| #endif | |
| put_element(ncontext, name, &value); | |
| goto check_skip; | |
| } | |
| case OP::OP_CONSTRUCT_EXPR: | |
| { | |
| #ifdef OPTIMIZE_BYTECODE_CONSTRUCT | |
| const String& name=stack.pop().string(); debug_name=&name; | |
| Value& ncontext=stack.pop().value(); | |
| Value& expr=stack.pop().value(); | |
| #else | |
| Value& expr=stack.pop().value(); | |
| const String& name=stack.pop().string(); debug_name=&name; | |
| Value& ncontext=stack.pop().value(); | |
| #endif | |
| Value& value=expr.as_expr_result(); | |
| put_element(ncontext, name, &value); | |
| goto check_skip; | |
| } | |
| case OP::OP_CURLY_CODE__CONSTRUCT: | |
| { | |
| ArrayOperation& local_ops=*i.next().ops; | |
| DEBUG_PRINT_OPS((&local_ops)) | |
| VJunction& value=*new VJunction( | |
| get_self(), 0, | |
| method_frame, | |
| rcontext, | |
| wcontext, | |
| &local_ops); | |
| wcontext->attach_junction(&value); | |
| 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"); | |
| break; | break; |
| } | } |
| case OP::OP_NESTED_CODE: | |
| { | |
| ArrayOperation& local_ops=*i.next().ops; | |
| DEBUG_PRINT_OPS((&local_ops)) | |
| case OP_CREATE_EWPOOL: | stack.push(local_ops); |
| break; | |
| } | |
| case OP::OP_WRITE_VALUE: | |
| { | { |
| PUSH(wcontext); | Value& value=stack.pop().value(); |
| wcontext=NEW WWrapper(pool(), 0 /* empty */); | write(value); |
| break; | break; |
| } | } |
| case OP_REDUCE_EWPOOL: | case OP::OP_WRITE_EXPR_RESULT: |
| { | { |
| Value *value=wcontext->result(); | Value& value=stack.pop().value(); |
| wcontext=static_cast<WContext *>(POP()); | wcontext->write(value.as_expr_result()); |
| PUSH(value); | |
| break; | break; |
| } | } |
| case OP::OP_STRING__WRITE: | |
| { | |
| i.next(); // ignore origin | |
| Value* value=i.next().value; | |
| const String& string_value=*value->get_string(); | |
| DEBUG_PRINT_STRING(string_value) | |
| write(string_value); | |
| break; | |
| } | |
| #ifdef OPTIMIZE_BYTECODE_GET_ELEMENT | |
| case OP::OP_VALUE__GET_ELEMENT_OR_OPERATOR: | |
| { | |
| debug_origin=i.next().origin; | |
| const String& name=*i.next().value->get_string(); debug_name=&name; | |
| DEBUG_PRINT_STRING(name) | |
| if(Method* method=main_class.get_method(name)){ // looking operator of that name FIRST | |
| if(!method->junction_template) method->junction_template=new VJunction(main_class, method); | |
| stack.push(*method->junction_template); | |
| break; | |
| } | |
| Value& value=get_element(*rcontext, name); | |
| stack.push(value); | |
| goto check_skip; | |
| } | |
| #else | |
| case OP::OP_GET_ELEMENT_OR_OPERATOR: | |
| { | |
| const String& name=stack.pop().string(); debug_name=&name; | |
| Value& ncontext=stack.pop().value(); | |
| if(Method* method=main_class.get_method(name)){ // looking operator of that name FIRST | |
| if(!method->junction_template) method->junction_template=new VJunction(main_class, method); | |
| stack.push(*method->junction_template); | |
| break; | |
| } | |
| Value& value=get_element(ncontext, name); | |
| stack.push(value); | |
| goto check_skip; | |
| } | |
| #endif | |
| #ifdef OPTIMIZE_BYTECODE_GET_OBJECT_ELEMENT | |
| #define DO_GET_OBJECT_ELEMENT(code) {\ | |
| debug_origin=i.next().origin; \ | |
| const String& context_name=*i.next().value->get_string(); debug_name=&context_name; \ | |
| DEBUG_PRINT_STRING(context_name) \ | |
| Value& object=get_element(*rcontext, context_name); \ | |
| debug_origin=i.next().origin; \ | |
| const String& field_name=*i.next().value->get_string(); debug_name=&field_name; \ | |
| DEBUG_PRINT_STRING(field_name) \ | |
| code; \ | |
| goto check_skip; \ | |
| } | |
| case OP::OP_GET_OBJECT_ELEMENT: DO_GET_OBJECT_ELEMENT({ | |
| Value& value=get_element(object, field_name); | |
| stack.push(value); | |
| }) | |
| case OP::OP_GET_OBJECT_ELEMENT__WRITE: DO_GET_OBJECT_ELEMENT({ | |
| Value& value=get_element(object, field_name); | |
| write(value); | |
| }) | |
| #ifdef FEATURE_GET_ELEMENT4CALL | |
| case OP::OP_GET_OBJECT_ELEMENT4CALL: DO_GET_OBJECT_ELEMENT({ | |
| Value& value=get_element4call(object, field_name); | |
| stack.push(value); | |
| }) | |
| #endif | |
| #endif | |
| #ifdef OPTIMIZE_BYTECODE_GET_OBJECT_VAR_ELEMENT | |
| #define DO_GET_OBJECT_VAR_ELEMENT(code) {\ | |
| debug_origin=i.next().origin; \ | |
| const String& context_name=*i.next().value->get_string(); debug_name=&context_name; \ | |
| DEBUG_PRINT_STRING(context_name) \ | |
| Value& object=get_element(*rcontext, context_name); \ | |
| debug_origin=i.next().origin; \ | |
| const String& var_name=*i.next().value->get_string(); debug_name=&var_name; \ | |
| DEBUG_PRINT_STRING(var_name) \ | |
| const String* field=&get_element(*rcontext, var_name).as_string(); \ | |
| code; \ | |
| goto check_skip; \ | |
| } | |
| case OP::OP_GET_OBJECT_VAR_ELEMENT: DO_GET_OBJECT_VAR_ELEMENT({ | |
| Value& value=get_element(object, *field); | |
| stack.push(value); | |
| }) | |
| case OP::OP_GET_OBJECT_VAR_ELEMENT__WRITE: DO_GET_OBJECT_VAR_ELEMENT({ | |
| Value& value=get_element(object, *field); | |
| write(value); | |
| }) | |
| #ifdef FEATURE_GET_ELEMENT4CALL | |
| case OP::OP_GET_OBJECT_VAR_ELEMENT4CALL: DO_GET_OBJECT_VAR_ELEMENT({ | |
| Value& value=get_element4call(object, *field); | |
| stack.push(value); | |
| }) | |
| #endif | |
| #endif | |
| case OP::OP_GET_ELEMENT: | |
| { | |
| const String& name=stack.pop().string(); debug_name=&name; | |
| Value& ncontext=stack.pop().value(); | |
| Value& value=get_element(ncontext, name); | |
| stack.push(value); | |
| goto check_skip; | |
| } | |
| #ifdef FEATURE_GET_ELEMENT4CALL | |
| case OP::OP_GET_ELEMENT4CALL: | |
| { | |
| const String& name=stack.pop().string(); debug_name=&name; | |
| Value& ncontext=stack.pop().value(); | |
| Value& value=get_element4call(ncontext, name); | |
| stack.push(value); | |
| goto check_skip; | |
| } | |
| #endif | |
| case OP::OP_GET_ELEMENT__WRITE: | |
| { | |
| const String& name=stack.pop().string(); debug_name=&name; | |
| Value& ncontext=stack.pop().value(); | |
| Value& value=get_element(ncontext, name); | |
| write(value); | |
| goto check_skip; | |
| } | |
| #ifdef OPTIMIZE_BYTECODE_GET_ELEMENT | |
| case OP::OP_VALUE__GET_ELEMENT: | |
| { | |
| debug_origin=i.next().origin; | |
| const String& name=*i.next().value->get_string(); debug_name=&name; | |
| DEBUG_PRINT_STRING(name) | |
| Value& value=get_element(*rcontext, name); | |
| stack.push(value); | |
| goto check_skip; | |
| } | |
| case OP::OP_VALUE__GET_ELEMENT__WRITE: | |
| { | |
| debug_origin=i.next().origin; | |
| const String& name=*i.next().value->get_string(); debug_name=&name; | |
| DEBUG_PRINT_STRING(name) | |
| Value& value=get_element(*rcontext, name); | |
| write(value); | |
| goto check_skip; | |
| } | |
| case OP::OP_WITH_ROOT__VALUE__GET_ELEMENT: | |
| { | |
| debug_origin=i.next().origin; | |
| const String& name=*i.next().value->get_string(); debug_name=&name; | |
| DEBUG_PRINT_STRING(name) | |
| Value& value=get_element(*method_frame, name); | |
| stack.push(value); | |
| goto check_skip; | |
| } | |
| #endif | |
| #ifdef OPTIMIZE_BYTECODE_GET_SELF_ELEMENT | |
| case OP::OP_WITH_SELF__VALUE__GET_ELEMENT: | |
| case OP::OP_WITH_SELF__VALUE__GET_ELEMENT__WRITE: | |
| { | |
| debug_origin=i.next().origin; | |
| const String& name=*i.next().value->get_string(); debug_name=&name; | |
| DEBUG_PRINT_STRING(name) | |
| Value& value=get_element(get_self(), name); | |
| if(opcode==OP::OP_WITH_SELF__VALUE__GET_ELEMENT){ | |
| stack.push(value); | |
| } else { | |
| write(value); | |
| } | |
| goto check_skip; | |
| } | |
| #endif | |
| case OP::OP_OBJECT_POOL: | |
| { | |
| debug_name=0; | |
| ArrayOperation& local_ops=*i.next().ops; | |
| WContext *saved_wcontext=wcontext; | |
| #ifdef OPTIMIZE_SINGLE_STRING_WRITE | |
| WObjectPoolWrapper local(wcontext); | |
| #else | |
| WWrapper local(wcontext); | |
| #endif | |
| wcontext=&local; | |
| execute(local_ops); | |
| stack.push((Value&)wcontext->result()); | |
| wcontext=saved_wcontext; | |
| goto check_skip; | |
| } | |
| case OP_CREATE_RWPOOL: | case OP::OP_STRING_POOL: |
| { | |
| ArrayOperation& local_ops=*i.next().ops; | |
| WContext *saved_wcontext=wcontext; | |
| WWrapper local(wcontext); | |
| wcontext=&local; | |
| execute(local_ops); | |
| // from "$a $b" part of expression taking only string value, | |
| // ignoring any other content of wcontext | |
| const String* string=wcontext->get_string(); | |
| Value* value=string ? new VString(*string) : new VString(); | |
| stack.push(*value); | |
| wcontext=saved_wcontext; | |
| goto check_skip; | |
| } | |
| // CALL | |
| case OP::OP_CURLY_CODE__STORE_PARAM: | |
| case OP::OP_EXPR_CODE__STORE_PARAM: | |
| { | |
| // code | |
| ArrayOperation& local_ops=*i.next().ops; | |
| DEBUG_PRINT_OPS((&local_ops)) | |
| // when they evaluate expression parameter, | |
| // the object expression result | |
| // does not need to be written into calling frame | |
| // it must go into any expressions using that parameter | |
| // hence, we zero junction.wcontext here, and later | |
| // in .process we would test that field | |
| // in decision "which wwrapper to use" | |
| VJunction& value=*new VJunction( | |
| get_self(), 0, | |
| method_frame, | |
| rcontext, | |
| opcode==OP::OP_EXPR_CODE__STORE_PARAM?0:wcontext, | |
| &local_ops); | |
| #ifndef USE_DESTRUCTORS | |
| if (opcode!=OP::OP_EXPR_CODE__STORE_PARAM) | |
| wcontext->attach_junction(&value); | |
| #endif | |
| // store param | |
| stack.push(value); | |
| break; | |
| } | |
| #define METHOD_PARAMS_ACTION(action) \ | |
| if(local_ops){ \ | |
| size_t first = stack.top_index(); \ | |
| execute(*local_ops); \ | |
| if(!fskip){ \ | |
| frame.store_params((Value**)stack.ptr(first), stack.top_index()-first); \ | |
| action; \ | |
| } \ | |
| stack.set_top_index(first); \ | |
| } else { \ | |
| frame.empty_params(); \ | |
| action; \ | |
| } | |
| case OP::OP_CALL: | |
| { | |
| ArrayOperation* local_ops=i.next().ops; | |
| DEBUG_PRINT_OPS(local_ops) | |
| DEBUG_PRINT_STR("->\n") | |
| Value& value=stack.pop().value(); | |
| Junction* junction=value.get_junction(); | |
| if(!junction) { | |
| if(value.is("void")) | |
| 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()); | |
| } | |
| Value *result; | |
| { | |
| EXPRESSION_FRAME_ACTION(*junction->method, method_frame, junction->self, { | |
| METHOD_PARAMS_ACTION(call(frame)); | |
| result=&frame.result(); | |
| // desctructor deletes junctions in stack params here | |
| }); | |
| } | |
| stack.push(*result); | |
| DEBUG_PRINT_STR("<-returned") | |
| goto check_skip; | |
| } | |
| case OP::OP_CALL__WRITE: | |
| { | |
| ArrayOperation* local_ops=i.next().ops; | |
| DEBUG_PRINT_OPS(local_ops) | |
| DEBUG_PRINT_STR("->\n") | |
| Value& value=stack.pop().value(); | |
| Junction* junction=value.get_junction(); | |
| if(!junction) { | |
| if(value.is("void")) | |
| 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()); | |
| } | |
| const Method& method=*junction->method; | |
| #ifdef OPTIMIZE_CALL | |
| if(method.call_optimization==Method::CO_WITHOUT_FRAME){ | |
| if(local_ops){ // store param code goes here | |
| size_t first = stack.top_index(); | |
| execute(*local_ops); | |
| if(!fskip){ | |
| MethodParams method_params; | |
| method_params.store_params((Value**)stack.ptr(first), stack.top_index()-first); | |
| method.check_actual_numbered_params(junction->self, &method_params); | |
| method.native_code(*this, method_params); // execute it | |
| } | |
| stack.set_top_index(first); | |
| } else { | |
| MethodParams method_params; | |
| method.check_actual_numbered_params(junction->self, &method_params); | |
| method.native_code(*this, method_params); // execute it | |
| } | |
| } else if(method.call_optimization==Method::CO_WITHOUT_WCONTEXT){ | |
| METHOD_FRAME_ACTION(method, method_frame, junction->self, { | |
| METHOD_PARAMS_ACTION(call_write(frame)) | |
| }); | |
| } else | |
| #endif // OPTIMIZE_CALL | |
| { | |
| METHOD_FRAME_ACTION(method, method_frame, junction->self, { | |
| METHOD_PARAMS_ACTION(call(frame)); | |
| write(frame.result()); | |
| }); | |
| } | |
| DEBUG_PRINT_STR("<-returned") | |
| goto check_skip; | |
| } | |
| case OP::OP_CONSTRUCT_OBJECT: | |
| case OP::OP_CONSTRUCT_OBJECT__WRITE: | |
| { | |
| debug_origin=i.next().origin; | |
| Value& vclass_name=*i.next().value; | |
| const String& class_name=*vclass_name.get_string(); debug_name=&class_name; | |
| DEBUG_PRINT_STRING(class_name) | |
| VStateless_class& vclass=get_class_ref(class_name); | |
| debug_origin=i.next().origin; | |
| Value& vconstructor_name=*i.next().value; | |
| const String& constructor_name=*vconstructor_name.get_string(); debug_name=&constructor_name; | |
| DEBUG_PRINT_STRING(constructor_name) | |
| 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()); | |
| ArrayOperation* local_ops=i.next().ops; | |
| DEBUG_PRINT_OPS(local_ops) | |
| DEBUG_PRINT_STR("->\n") | |
| Value *result; | |
| { | |
| 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(); | |
| result=&frame.result(); | |
| // desctructor deletes junctions in stack params here | |
| }); | |
| } | |
| if(opcode==OP::OP_CONSTRUCT_OBJECT) | |
| stack.push(*result); | |
| else | |
| write(*result); | |
| DEBUG_PRINT_STR("<-returned") | |
| goto check_skip; | |
| } | |
| // expression ops: unary | |
| case OP::OP_NEG: | |
| { | |
| Value& a=stack.pop().value(); | |
| Value& value=*new VDouble(-a.as_double()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_INV: | |
| { | |
| Value& a=stack.pop().value(); | |
| Value& value=*new VDouble(~a.as_int()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_NOT: | |
| { | |
| Value& a=stack.pop().value(); | |
| Value& value=VBool::get(!a.as_bool()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_DEF: | |
| { | |
| Value& a=stack.pop().value(); | |
| Value& value=VBool::get(a.is_defined()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_IN: | |
| { | |
| Value& a=stack.pop().value(); | |
| const String& path=a.as_string(); | |
| Value& value=VBool::get(request_info.uri && *request_info.uri && path.this_starts(request_info.uri)); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_FEXISTS: | |
| { | |
| Value& a=stack.pop().value(); | |
| Value& value=VBool::get(file_exist(full_disk_path(a.as_string()))); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_DEXISTS: | |
| { | |
| Value& a=stack.pop().value(); | |
| Value& value=VBool::get(dir_exists(full_disk_path(a.as_string()))); | |
| stack.push(value); | |
| break; | |
| } | |
| // expression ops: binary | |
| case OP::OP_SUB: | |
| { | |
| Value& b=stack.pop().value(); Value& a=stack.pop().value(); | |
| Value& value=*new VDouble(a.as_double() - b.as_double()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_ADD: | |
| { | { |
| Value *ncontext=POP(); | Value& b=stack.pop().value(); Value& a=stack.pop().value(); |
| PUSH(rcontext); | Value& value=*new VDouble(a.as_double() + b.as_double()); |
| rcontext=ncontext; | stack.push(value); |
| PUSH(wcontext); | |
| wcontext=NEW WWrapper(pool(), ncontext); | |
| break; | |
| } | |
| case OP_REDUCE_RWPOOL: | |
| { | |
| String *string=wcontext->get_string(); | |
| Value *value=NEW VString(string); | |
| wcontext=static_cast<WContext *>(POP()); | |
| rcontext=POP(); | |
| PUSH(value); | |
| break; | break; |
| } | } |
| case OP::OP_MUL: | |
| { | |
| Value& b=stack.pop().value(); Value& a=stack.pop().value(); | |
| Value& value=*new VDouble(a.as_double() * b.as_double()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_DIV: | |
| { | |
| Value& b=stack.pop().value(); Value& a=stack.pop().value(); | |
| // CALL | double a_double=a.as_double(); |
| case OP_GET_METHOD_FRAME: | double b_double=b.as_double(); |
| { | |
| Value *value=POP(); | if(b_double == 0) { |
| // [self/class?;params;local;code/native_code](name) | //const String* problem_source=b.as_string(); |
| Junction *junction=value->get_junction(); | throw Exception("number.zerodivision", 0, "Division by zero"); |
| if(!junction) | } |
| THROW(0,0, | |
| value->name(), | Value& value=*new VDouble(a_double / b_double); |
| "is not a method or a junction (it is '%s'), can not call it", | stack.push(value); |
| value->type()); | |
| //unless(method) method=operators.get_method[...;code/native_code](name) | |
| VMethodFrame *frame=NEW VMethodFrame(pool(), *junction); | |
| PUSH(frame); | |
| break; | |
| } | |
| case OP_STORE_PARAM: | |
| { | |
| Value *value=POP(); | |
| VMethodFrame *frame=static_cast<VMethodFrame *>(stack[0]); | |
| frame->store_param(value); | |
| break; | break; |
| } | } |
| 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(); | |
| if(b_double == 0) { | |
| //const String* problem_source=b.as_string(); | |
| throw Exception("number.zerodivision", 0, "Modulus by zero"); | |
| } | |
| case OP_CALL: | Value& value=*new VDouble(fmod(a_double, b_double)); |
| { | stack.push(value); |
| printf("->\n"); | |
| VMethodFrame *frame=static_cast<VMethodFrame *>(POP()); | |
| frame->fill_unspecified_params(); | |
| PUSH(self); PUSH(root); PUSH(rcontext); PUSH(wcontext); | |
| //left_class=ncontext.get_class() | |
| //right_class=frame.self.get_class() | |
| //self=f(left_class[thoughts' food], right_self[junction], right_class[static], wcontext.value()[dynamic], new(right_class)[construct]) | |
| self=&frame->junction.self; // TODO: íå âñåãäà frame..self | |
| frame->set_self(self); | |
| root=rcontext=wcontext=frame; | |
| execute(frame->junction.method->code); | |
| Value *value=wcontext->result(); | |
| wcontext=static_cast<WContext *>(POP()); rcontext=POP(); root=POP(); self=POP(); | |
| wcontext->write(value); | |
| printf("<-returned"); | |
| break; | break; |
| } | } |
| 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(); | |
| if(b_int == 0) { | |
| //const String* problem_source=b.as_string(); | |
| throw Exception("number.zerodivision", 0, "Division by zero"); | |
| } | |
| Value& value=*new VInt(a_int / b_int); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_BIN_SL: | |
| { | |
| Value& b=stack.pop().value(); Value& a=stack.pop().value(); | |
| Value& value=*new VInt( | |
| a.as_int() << | |
| b.as_int()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_BIN_SR: | |
| { | |
| Value& b=stack.pop().value(); Value& a=stack.pop().value(); | |
| Value& value=*new VInt( | |
| a.as_int() >> | |
| b.as_int()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_BIN_AND: | |
| { | |
| Value& b=stack.pop().value(); Value& a=stack.pop().value(); | |
| Value& value=*new VInt( | |
| a.as_int() & | |
| b.as_int()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_BIN_OR: | |
| { | |
| Value& b=stack.pop().value(); Value& a=stack.pop().value(); | |
| Value& value=*new VInt( | |
| a.as_int() | | |
| b.as_int()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_BIN_XOR: | |
| { | |
| Value& b=stack.pop().value(); Value& a=stack.pop().value(); | |
| Value& value=*new VInt( | |
| a.as_int() ^ | |
| b.as_int()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_LOG_AND: | |
| { | |
| ArrayOperation& local_ops=stack.pop().ops(); Value& a=stack.pop().value(); | |
| bool result; | |
| if(a.as_bool()) { | |
| execute(local_ops); | |
| Value& b=stack.pop().value(); | |
| result=b.as_bool(); | |
| } else | |
| result=false; | |
| Value& value=VBool::get(result); | |
| stack.push(value); | |
| goto check_skip; | |
| } | |
| case OP::OP_LOG_OR: | |
| { | |
| ArrayOperation& local_ops=stack.pop().ops(); Value& a=stack.pop().value(); | |
| bool result; | |
| if(a.as_bool()) | |
| result=true; | |
| else { | |
| execute(local_ops); | |
| Value& b=stack.pop().value(); | |
| result=b.as_bool(); | |
| } | |
| Value& value=VBool::get(result); | |
| stack.push(value); | |
| goto check_skip; | |
| } | |
| case OP::OP_LOG_XOR: | |
| { | |
| Value& b=stack.pop().value(); Value& a=stack.pop().value(); | |
| Value& value=VBool::get(a.as_bool() ^ b.as_bool()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_NUM_LT: | |
| { | |
| volatile double b_double=stack.pop().value().as_double(); | |
| volatile double a_double=stack.pop().value().as_double(); | |
| Value& value=VBool::get(a_double<b_double); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_NUM_GT: | |
| { | |
| volatile double b_double=stack.pop().value().as_double(); | |
| volatile double a_double=stack.pop().value().as_double(); | |
| Value& value=VBool::get(a_double>b_double); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_NUM_LE: | |
| { | |
| volatile double b_double=stack.pop().value().as_double(); | |
| volatile double a_double=stack.pop().value().as_double(); | |
| Value& value=VBool::get(a_double<=b_double); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_NUM_GE: | |
| { | |
| volatile double b_double=stack.pop().value().as_double(); | |
| volatile double a_double=stack.pop().value().as_double(); | |
| Value& value=VBool::get(a_double>=b_double); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_NUM_EQ: | |
| { | |
| volatile double b_double=stack.pop().value().as_double(); | |
| volatile double a_double=stack.pop().value().as_double(); | |
| Value& value=VBool::get(a_double==b_double); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_NUM_NE: | |
| { | |
| volatile double b_double=stack.pop().value().as_double(); | |
| volatile double a_double=stack.pop().value().as_double(); | |
| Value& value=VBool::get(a_double!=b_double); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_STR_LT: | |
| { | |
| Value& b=stack.pop().value(); Value& a=stack.pop().value(); | |
| Value& value=VBool::get(a.as_string() < b.as_string()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_STR_GT: | |
| { | |
| Value& b=stack.pop().value(); Value& a=stack.pop().value(); | |
| Value& value=VBool::get(a.as_string() > b.as_string()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_STR_LE: | |
| { | |
| Value& b=stack.pop().value(); Value& a=stack.pop().value(); | |
| Value& value=VBool::get(a.as_string() <= b.as_string()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_STR_GE: | |
| { | |
| Value& b=stack.pop().value(); Value& a=stack.pop().value(); | |
| Value& value=VBool::get(a.as_string() >= b.as_string()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_STR_EQ: | |
| { | |
| Value& b=stack.pop().value(); Value& a=stack.pop().value(); | |
| Value& value=VBool::get(a.as_string() == b.as_string()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_STR_NE: | |
| { | |
| Value& b=stack.pop().value(); Value& a=stack.pop().value(); | |
| Value& value=VBool::get(a.as_string() != b.as_string()); | |
| stack.push(value); | |
| break; | |
| } | |
| case OP::OP_IS: | |
| { | |
| Value& b=stack.pop().value(); Value& a=stack.pop().value(); | |
| Value& value=VBool::get(a.is(b.as_string().cstr())); | |
| stack.push(value); | |
| break; | |
| } | |
| default: | default: |
| printf("\tTODO"); | { |
| break; | throw Exception(0, 0, "invalid opcode %d", opcode); |
| } | |
| check_skip: | |
| { | |
| if(fskip){ | |
| if(fskip==Request::SKIP_INTERRUPTED){ | |
| set_skip(Request::SKIP_NOTHING); | |
| throw Exception("parser.interrupted", 0, "execution stopped"); | |
| } | |
| return; | |
| } | |
| break; | |
| } | |
| } | } |
| printf("\n"); | } |
| } catch(const Exception&) { | |
| // record it to stack trace | |
| if(debug_name) | |
| exception_trace.push(Trace(debug_name, debug_origin)); | |
| rethrow; | |
| } | } |
| } | } |
| Value *Request::get_element() { | #define SAVE_CONTEXT \ |
| String& name=POP_NAME(); | VMethodFrame *saved_method_frame=method_frame; \ |
| Value *ncontext=POP(); | Value* saved_rcontext=rcontext; \ |
| Value *value=ncontext->get_element(name); | WContext *saved_wcontext=wcontext; |
| if(value) { | #define RESTORE_CONTEXT \ |
| Junction *junction=value->get_junction(); | wcontext=saved_wcontext; \ |
| if(junction && junction->code) { // is it a code-junction? | rcontext=saved_rcontext; \ |
| // autocalc it | method_frame=saved_method_frame; |
| printf("ja->\n"); | |
| PUSH(self); PUSH(root); PUSH(rcontext); PUSH(wcontext); | Value& Request::construct(VStateless_class &called_class, const Method &method){ |
| // almost plain wwrapper about junction wcontext, | |
| // BUT intercepts string writes | if(method.call_type!=Method::CT_STATIC) { |
| VCodeFrame frame(pool(), *junction->wcontext); wcontext=&frame; | // this is a constructor call |
| self=&junction->self; | if(Value* result=called_class.create_new_value(fpool)) { |
| root=junction->root; | // some stateless_class creatable derivates |
| rcontext=junction->rcontext; | return *result; |
| execute(*junction->code); | } else |
| // CodeFrame soul: | throw Exception(PARSER_RUNTIME, method.name, |
| // string writes were intercepted | "is not a constructor, system class '%s' can be constructed only implicitly", called_class.type()); |
| // returning them as the result of getting code-junction | } else |
| value=NEW VString(frame.get_string()); | throw Exception(PARSER_RUNTIME, method.name, "method of '%s' is static and can not be used as constructor", called_class.type()); |
| wcontext=static_cast<WContext *>(POP()); rcontext=POP(); root=POP(); self=POP(); | } |
| printf("<-ja returned"); | |
| Value& Request::get_element(Value& ncontext, const String& name) { | |
| Value* value=ncontext.get_element(name); | |
| return *(value ? &process(*value) : VVoid::get()); | |
| } | |
| #ifdef FEATURE_GET_ELEMENT4CALL | |
| Value& Request::get_element4call(Value& ncontext, const String& name) { | |
| Value* value=ncontext.get_element4call(name); | |
| return *(value ? &process(*value) : VVoid::get()); | |
| } | |
| #endif | |
| void Request::put_element(Value& ncontext, const String& name, Value* value) { | |
| // put_element can return property-setting-junction | |
| if(const VJunction* vjunction=ncontext.put_element(name, value)) { | |
| const Junction& junction = vjunction->junction(); | |
| int param_count=junction.method->params_count; | |
| if(junction.auto_name) { | |
| // default setter | |
| if(param_count!=2) | |
| throw Exception(PARSER_RUNTIME, 0, "default setter method must have TWO parameters (has %d parameters)", param_count); | |
| Value* params[2] = { new VString(*junction.auto_name), value }; | |
| CONSTRUCTOR_FRAME_ACTION(*junction.method, method_frame /*caller*/, junction.self, { | |
| frame.store_params(params, 2); | |
| Temp_disable_default_setter temp(junction.self); | |
| call(frame); | |
| }); | |
| } else { | |
| // setter | |
| if(param_count!=1) | |
| throw Exception(PARSER_RUNTIME, 0, "setter method must have ONE parameter (has %d parameters)", param_count); | |
| CONSTRUCTOR_FRAME_ACTION(*junction.method, method_frame /*caller*/, junction.self, { | |
| frame.store_params(&value, 1); | |
| call(frame); | |
| }); | |
| } | } |
| } | |
| } | |
| Value& Request::process_getter(Junction& junction) { | |
| int param_count=junction.method->params_count; | |
| 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); | |
| Value *param; | |
| METHOD_FRAME_ACTION(*junction.method, method_frame/*caller*/, junction.self, { | |
| if(param_count){ | |
| param=new VString(*junction.auto_name); | |
| frame.store_params(¶m, 1); | |
| } // no need for else frame.empty_params() | |
| Temp_disable_default_getter temp(junction.self); | |
| call(frame); | |
| return frame.result(); | |
| }); | |
| } else { | } else { |
| value=NEW VUnknown(pool()); | // getter |
| value->set_name(name); | if(param_count>0) |
| throw Exception(PARSER_RUNTIME, 0, "getter method must have no parameters (has %d parameters)", param_count); | |
| METHOD_FRAME_ACTION(*junction.method, method_frame/*caller*/, junction.self, { | |
| // no need for frame.empty_params() | |
| call(frame); | |
| return frame.result(); | |
| }); | |
| } | } |
| return value; | |
| } | } |
| Value& Request::process(Value& input_value) { | |
| Junction* junction=input_value.get_junction(); | |
| if(junction) { | |
| if(junction->is_getter) { // is it a getter-junction? | |
| return process(process_getter(*junction)); | |
| } | |
| if(junction->code) { // is it a code-junction? | |
| // process it | |
| ValueRef result; | |
| DEBUG_PRINT_STR("ja->\n") | |
| if(!junction->method_frame) | |
| throw Exception(PARSER_RUNTIME, 0, "junction used outside of context"); | |
| SAVE_CONTEXT | |
| method_frame=junction->method_frame; | |
| rcontext=junction->rcontext; | |
| // for code in [] and () wcontext is set 0 | |
| // using the fact in decision "which wrapper to use" | |
| if(junction->wcontext) { | |
| // {} code wrapper | |
| VCodeFrame local(*junction->wcontext); | |
| wcontext=&local; | |
| // execute it | |
| recoursion_checked_execute(*junction->code); | |
| result=wcontext->result(); | |
| } else { | |
| // [] or () code wrapper | |
| WWrapper local(wcontext); | |
| wcontext=&local; | |
| // execute it | |
| recoursion_checked_execute(*junction->code); | |
| result=wcontext->result(); | |
| } | |
| RESTORE_CONTEXT | |
| DEBUG_PRINT_STR("<-ja returned") | |
| return result; | |
| } | |
| // it is then method-junction, do not explode it | |
| // just return it as we do for usual objects | |
| } | |
| return input_value; | |
| } | |
| void Request::process_write(Value& input_value) { | |
| Junction* junction=input_value.get_junction(); | |
| if(junction) { | |
| // no getter-junction check as process_write is called | |
| // to process method arguments, not from get_element | |
| if(junction->code) { // is it a code-junction? | |
| // process it | |
| DEBUG_PRINT_STR("ja->\n") | |
| if(!junction->method_frame) | |
| throw Exception(PARSER_RUNTIME, 0, "junction used outside of context"); | |
| SAVE_CONTEXT | |
| method_frame=junction->method_frame; | |
| rcontext=junction->rcontext; | |
| // for code in [] and () wcontext is set 0 | |
| // using the fact in decision "which wwrapper to use" | |
| #ifdef OPTIMIZE_CALL | |
| if(wcontext==junction->wcontext){ | |
| // no wrappers for wcontext | |
| recoursion_checked_execute(*junction->code); | |
| RESTORE_CONTEXT | |
| } else | |
| #endif | |
| if(junction->wcontext) { | |
| // {} code wrapper | |
| VCodeFrame local(*junction->wcontext); | |
| wcontext=&local; | |
| // execute it | |
| recoursion_checked_execute(*junction->code); | |
| RESTORE_CONTEXT | |
| write(local.result()); | |
| } else { | |
| // [] or () code wrapper | |
| WWrapper local(wcontext); | |
| wcontext=&local; | |
| // execute it | |
| recoursion_checked_execute(*junction->code); | |
| RESTORE_CONTEXT | |
| write(local.result()); | |
| } | |
| DEBUG_PRINT_STR("<-ja returned") | |
| return; | |
| } | |
| // it is then method-junction, do not explode it | |
| // just return it as we do for usual objects | |
| } | |
| write(input_value); | |
| } | |
| const String* Request::execute_method(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, { | |
| if(optional_param && method->params_count>0) { | |
| frame.store_params(&optional_param, 1); | |
| } else { | |
| frame.empty_params(); | |
| } | |
| // prevent non-string writes for better error reporting | |
| frame.write(frame); | |
| call(frame); | |
| Value &result=frame.result(); | |
| if(const String* sresult=result.get_string()){ | |
| return sresult; | |
| } | |
| result.bark("is '%s', it has no string representation", &method_name); | |
| }); | |
| } | |
| return 0; | |
| } | |
| bool Request::execute_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, { | |
| 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; | |
| } | |
| const Operation::Origin Request::get_method_origin(const Method* method){ | |
| Operation::Origin origin={0, 0, 0}; | |
| if(ArrayOperation* code=method->parser_code) | |
| if(code){ | |
| Array_iterator<Operation> i(*code); | |
| while( i.has_next() ){ | |
| switch( i.next().code ){ | |
| case OP::OP_CURLY_CODE__STORE_PARAM: | |
| case OP::OP_EXPR_CODE__STORE_PARAM: | |
| case OP::OP_CURLY_CODE__CONSTRUCT: | |
| case OP::OP_NESTED_CODE: | |
| case OP::OP_OBJECT_POOL: | |
| case OP::OP_STRING_POOL: | |
| case OP::OP_CALL: | |
| case OP::OP_CALL__WRITE: | |
| { | |
| i.next(); // skip local ops | |
| i.next(); // skip next opcode | |
| // continue execution | |
| } | |
| case OP::OP_CONSTRUCT_OBJECT: | |
| case OP::OP_CONSTRUCT_OBJECT__WRITE: | |
| case OP::OP_VALUE: | |
| case OP::OP_STRING__WRITE: | |
| case OP::OP_VALUE__GET_CLASS: | |
| case OP::OP_VALUE__GET_BASE_CLASS: | |
| #ifdef OPTIMIZE_BYTECODE_GET_OBJECT_ELEMENT | |
| case OP::OP_GET_OBJECT_ELEMENT: | |
| case OP::OP_GET_OBJECT_ELEMENT__WRITE: | |
| #endif | |
| #ifdef OPTIMIZE_BYTECODE_GET_OBJECT_VAR_ELEMENT | |
| case OP::OP_GET_OBJECT_VAR_ELEMENT: | |
| case OP::OP_GET_OBJECT_VAR_ELEMENT__WRITE: | |
| #endif | |
| #ifdef OPTIMIZE_BYTECODE_GET_ELEMENT | |
| case OP::OP_VALUE__GET_ELEMENT: | |
| case OP::OP_VALUE__GET_ELEMENT__WRITE: | |
| case OP::OP_VALUE__GET_ELEMENT_OR_OPERATOR: | |
| case OP::OP_WITH_ROOT__VALUE__GET_ELEMENT: | |
| #endif | |
| #ifdef OPTIMIZE_BYTECODE_GET_SELF_ELEMENT | |
| case OP::OP_WITH_SELF__VALUE__GET_ELEMENT: | |
| case OP::OP_WITH_SELF__VALUE__GET_ELEMENT__WRITE: | |
| #endif | |
| #ifdef FEATURE_GET_ELEMENT4CALL | |
| case OP::OP_GET_ELEMENT4CALL: | |
| #ifdef OPTIMIZE_BYTECODE_GET_OBJECT_ELEMENT | |
| case OP::OP_GET_OBJECT_ELEMENT4CALL: | |
| #endif | |
| #ifdef OPTIMIZE_BYTECODE_GET_OBJECT_VAR_ELEMENT | |
| case OP::OP_GET_OBJECT_VAR_ELEMENT4CALL: | |
| #endif | |
| #endif // FEATURE_GET_ELEMENT4CALL | |
| #ifdef OPTIMIZE_BYTECODE_CONSTRUCT | |
| case OP::OP_WITH_ROOT__VALUE__CONSTRUCT_EXPR: | |
| case OP::OP_WITH_ROOT__VALUE__CONSTRUCT_VALUE: | |
| case OP::OP_WITH_WRITE__VALUE__CONSTRUCT_EXPR: | |
| case OP::OP_WITH_WRITE__VALUE__CONSTRUCT_VALUE: | |
| case OP::OP_WITH_SELF__VALUE__CONSTRUCT_EXPR: | |
| case OP::OP_WITH_SELF__VALUE__CONSTRUCT_VALUE: | |
| #endif | |
| { | |
| origin=i.next().origin; | |
| break; | |
| } | |
| default: break; | |
| } | |
| if(origin.file_no) | |
| return origin; | |
| } | |
| } | |
| return origin; | |
| } | |