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| 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_X64 | 5 #if V8_TARGET_ARCH_X64 |
| 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" |
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| 2310 PushOperand(Operand(rsp, kPointerSize * 2)); | 2310 PushOperand(Operand(rsp, kPointerSize * 2)); |
| 2311 PushOperand(key->value()); | 2311 PushOperand(key->value()); |
| 2312 | 2312 |
| 2313 // Stack here: | 2313 // Stack here: |
| 2314 // - home_object | 2314 // - home_object |
| 2315 // - this (receiver) | 2315 // - this (receiver) |
| 2316 // - this (receiver) <-- LoadFromSuper will pop here and below. | 2316 // - this (receiver) <-- LoadFromSuper will pop here and below. |
| 2317 // - home_object | 2317 // - home_object |
| 2318 // - key | 2318 // - key |
| 2319 CallRuntimeWithOperands(Runtime::kLoadFromSuper); | 2319 CallRuntimeWithOperands(Runtime::kLoadFromSuper); |
| 2320 PrepareForBailoutForId(prop->LoadId(), TOS_REG); |
| 2320 | 2321 |
| 2321 // Replace home_object with target function. | 2322 // Replace home_object with target function. |
| 2322 __ movp(Operand(rsp, kPointerSize), rax); | 2323 __ movp(Operand(rsp, kPointerSize), rax); |
| 2323 | 2324 |
| 2324 // Stack here: | 2325 // Stack here: |
| 2325 // - target function | 2326 // - target function |
| 2326 // - this (receiver) | 2327 // - this (receiver) |
| 2327 EmitCall(expr); | 2328 EmitCall(expr); |
| 2328 } | 2329 } |
| 2329 | 2330 |
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| 2367 PushOperand(Operand(rsp, kPointerSize * 2)); | 2368 PushOperand(Operand(rsp, kPointerSize * 2)); |
| 2368 VisitForStackValue(prop->key()); | 2369 VisitForStackValue(prop->key()); |
| 2369 | 2370 |
| 2370 // Stack here: | 2371 // Stack here: |
| 2371 // - home_object | 2372 // - home_object |
| 2372 // - this (receiver) | 2373 // - this (receiver) |
| 2373 // - this (receiver) <-- LoadKeyedFromSuper will pop here and below. | 2374 // - this (receiver) <-- LoadKeyedFromSuper will pop here and below. |
| 2374 // - home_object | 2375 // - home_object |
| 2375 // - key | 2376 // - key |
| 2376 CallRuntimeWithOperands(Runtime::kLoadKeyedFromSuper); | 2377 CallRuntimeWithOperands(Runtime::kLoadKeyedFromSuper); |
| 2378 PrepareForBailoutForId(prop->LoadId(), TOS_REG); |
| 2377 | 2379 |
| 2378 // Replace home_object with target function. | 2380 // Replace home_object with target function. |
| 2379 __ movp(Operand(rsp, kPointerSize), rax); | 2381 __ movp(Operand(rsp, kPointerSize), rax); |
| 2380 | 2382 |
| 2381 // Stack here: | 2383 // Stack here: |
| 2382 // - target function | 2384 // - target function |
| 2383 // - this (receiver) | 2385 // - this (receiver) |
| 2384 EmitCall(expr); | 2386 EmitCall(expr); |
| 2385 } | 2387 } |
| 2386 | 2388 |
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| 3847 DCHECK_EQ( | 3849 DCHECK_EQ( |
| 3848 isolate->builtins()->OnStackReplacement()->entry(), | 3850 isolate->builtins()->OnStackReplacement()->entry(), |
| 3849 Assembler::target_address_at(call_target_address, unoptimized_code)); | 3851 Assembler::target_address_at(call_target_address, unoptimized_code)); |
| 3850 return ON_STACK_REPLACEMENT; | 3852 return ON_STACK_REPLACEMENT; |
| 3851 } | 3853 } |
| 3852 | 3854 |
| 3853 } // namespace internal | 3855 } // namespace internal |
| 3854 } // namespace v8 | 3856 } // namespace v8 |
| 3855 | 3857 |
| 3856 #endif // V8_TARGET_ARCH_X64 | 3858 #endif // V8_TARGET_ARCH_X64 |
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