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Issue 2183383004: Revert of [heap] Reland "Remove black pages and use black areas instead." (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 4 months ago
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1 // Copyright (c) 1994-2006 Sun Microsystems Inc. 1 // Copyright (c) 1994-2006 Sun Microsystems Inc.
2 // All Rights Reserved. 2 // All Rights Reserved.
3 // 3 //
4 // Redistribution and use in source and binary forms, with or without 4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions are 5 // modification, are permitted provided that the following conditions are
6 // met: 6 // met:
7 // 7 //
8 // - Redistributions of source code must retain the above copyright notice, 8 // - Redistributions of source code must retain the above copyright notice,
9 // this list of conditions and the following disclaimer. 9 // this list of conditions and the following disclaimer.
10 // 10 //
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132 ICacheFlushMode icache_flush_mode) { 132 ICacheFlushMode icache_flush_mode) {
133 DCHECK(IsCodeTarget(rmode_) || rmode_ == EMBEDDED_OBJECT); 133 DCHECK(IsCodeTarget(rmode_) || rmode_ == EMBEDDED_OBJECT);
134 Memory::Object_at(pc_) = target; 134 Memory::Object_at(pc_) = target;
135 if (icache_flush_mode != SKIP_ICACHE_FLUSH) { 135 if (icache_flush_mode != SKIP_ICACHE_FLUSH) {
136 Assembler::FlushICache(isolate_, pc_, sizeof(Address)); 136 Assembler::FlushICache(isolate_, pc_, sizeof(Address));
137 } 137 }
138 if (write_barrier_mode == UPDATE_WRITE_BARRIER && 138 if (write_barrier_mode == UPDATE_WRITE_BARRIER &&
139 host() != NULL && 139 host() != NULL &&
140 target->IsHeapObject()) { 140 target->IsHeapObject()) {
141 host()->GetHeap()->RecordWriteIntoCode(host(), this, target); 141 host()->GetHeap()->RecordWriteIntoCode(host(), this, target);
142 host()->GetHeap()->incremental_marking()->RecordWriteIntoCode(
143 host(), this, HeapObject::cast(target));
144 } 142 }
145 } 143 }
146 144
147 145
148 Address RelocInfo::target_external_reference() { 146 Address RelocInfo::target_external_reference() {
149 DCHECK(rmode_ == RelocInfo::EXTERNAL_REFERENCE); 147 DCHECK(rmode_ == RelocInfo::EXTERNAL_REFERENCE);
150 return Memory::Address_at(pc_); 148 return Memory::Address_at(pc_);
151 } 149 }
152 150
153 151
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553 551
554 Operand::Operand(Immediate imm) { 552 Operand::Operand(Immediate imm) {
555 // [disp/r] 553 // [disp/r]
556 set_modrm(0, ebp); 554 set_modrm(0, ebp);
557 set_dispr(imm.x_, imm.rmode_); 555 set_dispr(imm.x_, imm.rmode_);
558 } 556 }
559 } // namespace internal 557 } // namespace internal
560 } // namespace v8 558 } // namespace v8
561 559
562 #endif // V8_IA32_ASSEMBLER_IA32_INL_H_ 560 #endif // V8_IA32_ASSEMBLER_IA32_INL_H_
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