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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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/bootstrapper.h" | 7 #include "src/bootstrapper.h" |
8 #include "src/code-stubs.h" | 8 #include "src/code-stubs.h" |
9 #include "src/codegen.h" | 9 #include "src/codegen.h" |
10 #include "src/ic/handler-compiler.h" | 10 #include "src/ic/handler-compiler.h" |
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3947 regs_.Save(masm); | 3947 regs_.Save(masm); |
3948 | 3948 |
3949 if (remembered_set_action() == EMIT_REMEMBERED_SET) { | 3949 if (remembered_set_action() == EMIT_REMEMBERED_SET) { |
3950 Label dont_need_remembered_set; | 3950 Label dont_need_remembered_set; |
3951 | 3951 |
3952 __ movp(regs_.scratch0(), Operand(regs_.address(), 0)); | 3952 __ movp(regs_.scratch0(), Operand(regs_.address(), 0)); |
3953 __ JumpIfNotInNewSpace(regs_.scratch0(), | 3953 __ JumpIfNotInNewSpace(regs_.scratch0(), |
3954 regs_.scratch0(), | 3954 regs_.scratch0(), |
3955 &dont_need_remembered_set); | 3955 &dont_need_remembered_set); |
3956 | 3956 |
3957 __ CheckPageFlag(regs_.object(), | 3957 __ JumpIfInNewSpace(regs_.object(), regs_.scratch0(), |
3958 regs_.scratch0(), | 3958 &dont_need_remembered_set); |
3959 1 << MemoryChunk::SCAN_ON_SCAVENGE, | |
3960 not_zero, | |
3961 &dont_need_remembered_set); | |
3962 | 3959 |
3963 // First notify the incremental marker if necessary, then update the | 3960 // First notify the incremental marker if necessary, then update the |
3964 // remembered set. | 3961 // remembered set. |
3965 CheckNeedsToInformIncrementalMarker( | 3962 CheckNeedsToInformIncrementalMarker( |
3966 masm, kUpdateRememberedSetOnNoNeedToInformIncrementalMarker, mode); | 3963 masm, kUpdateRememberedSetOnNoNeedToInformIncrementalMarker, mode); |
3967 InformIncrementalMarker(masm); | 3964 InformIncrementalMarker(masm); |
3968 regs_.Restore(masm); | 3965 regs_.Restore(masm); |
3969 __ RememberedSetHelper(object(), address(), value(), save_fp_regs_mode(), | 3966 __ RememberedSetHelper(object(), address(), value(), save_fp_regs_mode(), |
3970 MacroAssembler::kReturnAtEnd); | 3967 MacroAssembler::kReturnAtEnd); |
3971 | 3968 |
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5458 NULL); | 5455 NULL); |
5459 } | 5456 } |
5460 | 5457 |
5461 | 5458 |
5462 #undef __ | 5459 #undef __ |
5463 | 5460 |
5464 } // namespace internal | 5461 } // namespace internal |
5465 } // namespace v8 | 5462 } // namespace v8 |
5466 | 5463 |
5467 #endif // V8_TARGET_ARCH_X64 | 5464 #endif // V8_TARGET_ARCH_X64 |
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