| OLD | NEW |
| 1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 #if V8_TARGET_ARCH_X87 | 5 #if V8_TARGET_ARCH_X87 |
| 6 | 6 |
| 7 #include "src/ast/scopes.h" | 7 #include "src/ast/scopes.h" |
| 8 #include "src/code-factory.h" | 8 #include "src/code-factory.h" |
| 9 #include "src/code-stubs.h" | 9 #include "src/code-stubs.h" |
| 10 #include "src/codegen.h" | 10 #include "src/codegen.h" |
| (...skipping 2435 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 2446 OperandStackDepthDecrement(arg_count + 1); | 2446 OperandStackDepthDecrement(arg_count + 1); |
| 2447 | 2447 |
| 2448 RecordJSReturnSite(expr); | 2448 RecordJSReturnSite(expr); |
| 2449 | 2449 |
| 2450 // Restore context register. | 2450 // Restore context register. |
| 2451 __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset)); | 2451 __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset)); |
| 2452 | 2452 |
| 2453 context()->DropAndPlug(1, eax); | 2453 context()->DropAndPlug(1, eax); |
| 2454 } | 2454 } |
| 2455 | 2455 |
| 2456 | 2456 void FullCodeGenerator::EmitResolvePossiblyDirectEval(Call* expr) { |
| 2457 void FullCodeGenerator::EmitResolvePossiblyDirectEval(int arg_count) { | 2457 int arg_count = expr->arguments()->length(); |
| 2458 // Push copy of the first argument or undefined if it doesn't exist. | 2458 // Push copy of the first argument or undefined if it doesn't exist. |
| 2459 if (arg_count > 0) { | 2459 if (arg_count > 0) { |
| 2460 __ push(Operand(esp, arg_count * kPointerSize)); | 2460 __ push(Operand(esp, arg_count * kPointerSize)); |
| 2461 } else { | 2461 } else { |
| 2462 __ push(Immediate(isolate()->factory()->undefined_value())); | 2462 __ push(Immediate(isolate()->factory()->undefined_value())); |
| 2463 } | 2463 } |
| 2464 | 2464 |
| 2465 // Push the enclosing function. | 2465 // Push the enclosing function. |
| 2466 __ push(Operand(ebp, JavaScriptFrameConstants::kFunctionOffset)); | 2466 __ push(Operand(ebp, JavaScriptFrameConstants::kFunctionOffset)); |
| 2467 | 2467 |
| 2468 // Push the language mode. | 2468 // Push the language mode. |
| 2469 __ push(Immediate(Smi::FromInt(language_mode()))); | 2469 __ push(Immediate(Smi::FromInt(language_mode()))); |
| 2470 | 2470 |
| 2471 // Push the start position of the scope the calls resides in. | 2471 // Push the start position of the scope the calls resides in. |
| 2472 __ push(Immediate(Smi::FromInt(scope()->start_position()))); | 2472 __ push(Immediate(Smi::FromInt(scope()->start_position()))); |
| 2473 | 2473 |
| 2474 // Push the source position of the eval call. |
| 2475 __ push(Immediate(Smi::FromInt(expr->position()))); |
| 2476 |
| 2474 // Do the runtime call. | 2477 // Do the runtime call. |
| 2475 __ CallRuntime(Runtime::kResolvePossiblyDirectEval); | 2478 __ CallRuntime(Runtime::kResolvePossiblyDirectEval); |
| 2476 } | 2479 } |
| 2477 | 2480 |
| 2478 | 2481 |
| 2479 // See http://www.ecma-international.org/ecma-262/6.0/#sec-function-calls. | 2482 // See http://www.ecma-international.org/ecma-262/6.0/#sec-function-calls. |
| 2480 void FullCodeGenerator::PushCalleeAndWithBaseObject(Call* expr) { | 2483 void FullCodeGenerator::PushCalleeAndWithBaseObject(Call* expr) { |
| 2481 VariableProxy* callee = expr->expression()->AsVariableProxy(); | 2484 VariableProxy* callee = expr->expression()->AsVariableProxy(); |
| 2482 if (callee->var()->IsLookupSlot()) { | 2485 if (callee->var()->IsLookupSlot()) { |
| 2483 Label slow, done; | 2486 Label slow, done; |
| (...skipping 26 matching lines...) Expand all Loading... |
| 2510 } | 2513 } |
| 2511 } else { | 2514 } else { |
| 2512 VisitForStackValue(callee); | 2515 VisitForStackValue(callee); |
| 2513 // refEnv.WithBaseObject() | 2516 // refEnv.WithBaseObject() |
| 2514 PushOperand(isolate()->factory()->undefined_value()); | 2517 PushOperand(isolate()->factory()->undefined_value()); |
| 2515 } | 2518 } |
| 2516 } | 2519 } |
| 2517 | 2520 |
| 2518 | 2521 |
| 2519 void FullCodeGenerator::EmitPossiblyEvalCall(Call* expr) { | 2522 void FullCodeGenerator::EmitPossiblyEvalCall(Call* expr) { |
| 2520 // In a call to eval, we first call RuntimeHidden_ResolvePossiblyDirectEval | 2523 // In a call to eval, we first call Runtime_ResolvePossiblyDirectEval |
| 2521 // to resolve the function we need to call. Then we call the resolved | 2524 // to resolve the function we need to call. Then we call the resolved |
| 2522 // function using the given arguments. | 2525 // function using the given arguments. |
| 2523 ZoneList<Expression*>* args = expr->arguments(); | 2526 ZoneList<Expression*>* args = expr->arguments(); |
| 2524 int arg_count = args->length(); | 2527 int arg_count = args->length(); |
| 2525 | 2528 |
| 2526 PushCalleeAndWithBaseObject(expr); | 2529 PushCalleeAndWithBaseObject(expr); |
| 2527 | 2530 |
| 2528 // Push the arguments. | 2531 // Push the arguments. |
| 2529 for (int i = 0; i < arg_count; i++) { | 2532 for (int i = 0; i < arg_count; i++) { |
| 2530 VisitForStackValue(args->at(i)); | 2533 VisitForStackValue(args->at(i)); |
| 2531 } | 2534 } |
| 2532 | 2535 |
| 2533 // Push a copy of the function (found below the arguments) and | 2536 // Push a copy of the function (found below the arguments) and |
| 2534 // resolve eval. | 2537 // resolve eval. |
| 2535 __ push(Operand(esp, (arg_count + 1) * kPointerSize)); | 2538 __ push(Operand(esp, (arg_count + 1) * kPointerSize)); |
| 2536 EmitResolvePossiblyDirectEval(arg_count); | 2539 EmitResolvePossiblyDirectEval(expr); |
| 2537 | 2540 |
| 2538 // Touch up the stack with the resolved function. | 2541 // Touch up the stack with the resolved function. |
| 2539 __ mov(Operand(esp, (arg_count + 1) * kPointerSize), eax); | 2542 __ mov(Operand(esp, (arg_count + 1) * kPointerSize), eax); |
| 2540 | 2543 |
| 2541 PrepareForBailoutForId(expr->EvalId(), NO_REGISTERS); | 2544 PrepareForBailoutForId(expr->EvalId(), NO_REGISTERS); |
| 2542 | 2545 |
| 2543 SetCallPosition(expr); | 2546 SetCallPosition(expr); |
| 2544 __ mov(edi, Operand(esp, (arg_count + 1) * kPointerSize)); | 2547 __ mov(edi, Operand(esp, (arg_count + 1) * kPointerSize)); |
| 2545 __ Set(eax, arg_count); | 2548 __ Set(eax, arg_count); |
| 2546 __ Call(isolate()->builtins()->Call(ConvertReceiverMode::kAny, | 2549 __ Call(isolate()->builtins()->Call(ConvertReceiverMode::kAny, |
| (...skipping 1341 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 3888 isolate->builtins()->OnStackReplacement()->entry(), | 3891 isolate->builtins()->OnStackReplacement()->entry(), |
| 3889 Assembler::target_address_at(call_target_address, unoptimized_code)); | 3892 Assembler::target_address_at(call_target_address, unoptimized_code)); |
| 3890 return ON_STACK_REPLACEMENT; | 3893 return ON_STACK_REPLACEMENT; |
| 3891 } | 3894 } |
| 3892 | 3895 |
| 3893 | 3896 |
| 3894 } // namespace internal | 3897 } // namespace internal |
| 3895 } // namespace v8 | 3898 } // namespace v8 |
| 3896 | 3899 |
| 3897 #endif // V8_TARGET_ARCH_X87 | 3900 #endif // V8_TARGET_ARCH_X87 |
| OLD | NEW |