src/interpreter/interpreter.cc - Issue 1475823003: [runtime] First step to sanitize regexp literal creation.

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Issue 1475823003: [runtime] First step to sanitize regexp literal creation. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master

Patch Set: Created 5 years ago

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1 // Copyright 2015 the V8 project authors. All rights reserved.	1 // Copyright 2015 the V8 project authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 #include "src/interpreter/interpreter.h"	5 #include "src/interpreter/interpreter.h"

6	6

7 #include "src/code-factory.h"	7 #include "src/code-factory.h"

8 #include "src/compiler.h"	8 #include "src/compiler.h"

9 #include "src/compiler/interpreter-assembler.h"	9 #include "src/compiler/interpreter-assembler.h"

10 #include "src/factory.h"	10 #include "src/factory.h"

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1316 // Creates a regular expression literal for literal index <idx> with flags held	1316 // Creates a regular expression literal for literal index <idx> with flags held

1317 // in <flags_reg> and the pattern in the accumulator.	1317 // in <flags_reg> and the pattern in the accumulator.

1318 void Interpreter::DoCreateRegExpLiteral(	1318 void Interpreter::DoCreateRegExpLiteral(

1319 compiler::InterpreterAssembler* assembler) {	1319 compiler::InterpreterAssembler* assembler) {

1320 Node* pattern = __ GetAccumulator();	1320 Node* pattern = __ GetAccumulator();

1321 Node* literal_index_raw = __ BytecodeOperandIdx(0);	1321 Node* literal_index_raw = __ BytecodeOperandIdx(0);

1322 Node* literal_index = __ SmiTag(literal_index_raw);	1322 Node* literal_index = __ SmiTag(literal_index_raw);

1323 Node* flags_reg = __ BytecodeOperandReg(1);	1323 Node* flags_reg = __ BytecodeOperandReg(1);

1324 Node* flags = __ LoadRegister(flags_reg);	1324 Node* flags = __ LoadRegister(flags_reg);

1325 Node* closure = __ LoadRegister(Register::function_closure());	1325 Node* closure = __ LoadRegister(Register::function_closure());

1326 Node* literals_array =	1326 Node* result = __ CallRuntime(Runtime::kCreateRegExpLiteral, closure,

1327 __ LoadObjectField(closure, JSFunction::kLiteralsOffset);	1327 literal_index, pattern, flags);

1328 Node* result = __ CallRuntime(Runtime::kMaterializeRegExpLiteral,

1329 literals_array, literal_index, pattern, flags);

1330 __ SetAccumulator(result);	1328 __ SetAccumulator(result);

1331 __ Dispatch();	1329 __ Dispatch();

1332 }	1330 }

1333	1331

1334	1332

1335 void Interpreter::DoCreateLiteral(Runtime::FunctionId function_id,	1333 void Interpreter::DoCreateLiteral(Runtime::FunctionId function_id,

1336 compiler::InterpreterAssembler* assembler) {	1334 compiler::InterpreterAssembler* assembler) {

1337 Node* constant_elements = __ GetAccumulator();	1335 Node* constant_elements = __ GetAccumulator();

1338 Node* literal_index_raw = __ BytecodeOperandIdx(0);	1336 Node* literal_index_raw = __ BytecodeOperandIdx(0);

1339 Node* literal_index = __ SmiTag(literal_index_raw);	1337 Node* literal_index = __ SmiTag(literal_index_raw);

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1474 Node* cache_length = __ LoadFixedArrayElement(for_in_state, 3);	1472 Node* cache_length = __ LoadFixedArrayElement(for_in_state, 3);

1475 Node* result = __ CallRuntime(Runtime::kForInDone, index, cache_length);	1473 Node* result = __ CallRuntime(Runtime::kForInDone, index, cache_length);

1476 __ SetAccumulator(result);	1474 __ SetAccumulator(result);

1477 __ Dispatch();	1475 __ Dispatch();

1478 }	1476 }

1479	1477

1480	1478

1481 } // namespace interpreter	1479 } // namespace interpreter

1482 } // namespace internal	1480 } // namespace internal

1483 } // namespace v8	1481 } // namespace v8

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