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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 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_X64 | 7 #if V8_TARGET_ARCH_X64 |
8 | 8 |
9 #include "src/code-factory.h" | 9 #include "src/code-factory.h" |
10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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1224 // For proxies, no filtering is done. | 1224 // For proxies, no filtering is done. |
1225 // TODO(rossberg): What if only a prototype is a proxy? Not specified yet. | 1225 // TODO(rossberg): What if only a prototype is a proxy? Not specified yet. |
1226 __ Cmp(rdx, Smi::FromInt(0)); | 1226 __ Cmp(rdx, Smi::FromInt(0)); |
1227 __ j(equal, &update_each, Label::kNear); | 1227 __ j(equal, &update_each, Label::kNear); |
1228 | 1228 |
1229 // Convert the entry to a string or null if it isn't a property | 1229 // Convert the entry to a string or null if it isn't a property |
1230 // anymore. If the property has been removed while iterating, we | 1230 // anymore. If the property has been removed while iterating, we |
1231 // just skip it. | 1231 // just skip it. |
1232 __ Push(rcx); // Enumerable. | 1232 __ Push(rcx); // Enumerable. |
1233 __ Push(rbx); // Current entry. | 1233 __ Push(rbx); // Current entry. |
1234 __ InvokeBuiltin(Builtins::FILTER_KEY, CALL_FUNCTION); | 1234 __ CallRuntime(Runtime::kForInFilter, 2); |
1235 PrepareForBailoutForId(stmt->FilterId(), TOS_REG); | 1235 PrepareForBailoutForId(stmt->FilterId(), TOS_REG); |
1236 __ Cmp(rax, Smi::FromInt(0)); | 1236 __ CompareRoot(rax, Heap::kUndefinedValueRootIndex); |
1237 __ j(equal, loop_statement.continue_label()); | 1237 __ j(equal, loop_statement.continue_label()); |
1238 __ movp(rbx, rax); | 1238 __ movp(rbx, rax); |
1239 | 1239 |
1240 // Update the 'each' property or variable from the possibly filtered | 1240 // Update the 'each' property or variable from the possibly filtered |
1241 // entry in register rbx. | 1241 // entry in register rbx. |
1242 __ bind(&update_each); | 1242 __ bind(&update_each); |
1243 __ movp(result_register(), rbx); | 1243 __ movp(result_register(), rbx); |
1244 // Perform the assignment as if via '='. | 1244 // Perform the assignment as if via '='. |
1245 { EffectContext context(this); | 1245 { EffectContext context(this); |
1246 EmitAssignment(stmt->each(), stmt->EachFeedbackSlot()); | 1246 EmitAssignment(stmt->each(), stmt->EachFeedbackSlot()); |
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5451 DCHECK_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(), | 5451 DCHECK_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(), |
5452 Assembler::target_address_at(call_target_address, | 5452 Assembler::target_address_at(call_target_address, |
5453 unoptimized_code)); | 5453 unoptimized_code)); |
5454 return OSR_AFTER_STACK_CHECK; | 5454 return OSR_AFTER_STACK_CHECK; |
5455 } | 5455 } |
5456 | 5456 |
5457 | 5457 |
5458 } } // namespace v8::internal | 5458 } } // namespace v8::internal |
5459 | 5459 |
5460 #endif // V8_TARGET_ARCH_X64 | 5460 #endif // V8_TARGET_ARCH_X64 |
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