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Issue 2206623003: [heap] Remove allocation step from FreeList::Allocate (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 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 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/heap/spaces.h" 5 #include "src/heap/spaces.h"
6 6
7 #include "src/base/bits.h" 7 #include "src/base/bits.h"
8 #include "src/base/platform/platform.h" 8 #include "src/base/platform/platform.h"
9 #include "src/base/platform/semaphore.h" 9 #include "src/base/platform/semaphore.h"
10 #include "src/full-codegen/full-codegen.h" 10 #include "src/full-codegen/full-codegen.h"
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2509 new_node->address() + size_in_bytes, 2509 new_node->address() + size_in_bytes,
2510 new_node->address() + size_in_bytes + linear_size); 2510 new_node->address() + size_in_bytes + linear_size);
2511 } else { 2511 } else {
2512 DCHECK(bytes_left >= 0); 2512 DCHECK(bytes_left >= 0);
2513 // Normally we give the rest of the node to the allocator as its new 2513 // Normally we give the rest of the node to the allocator as its new
2514 // linear allocation area. 2514 // linear allocation area.
2515 owner_->SetAllocationInfo(new_node->address() + size_in_bytes, 2515 owner_->SetAllocationInfo(new_node->address() + size_in_bytes,
2516 new_node->address() + new_node_size); 2516 new_node->address() + new_node_size);
2517 } 2517 }
2518 2518
2519 owner_->AllocationStep(new_node->address(), size_in_bytes);
2520
2521 return new_node; 2519 return new_node;
2522 } 2520 }
2523 2521
2524 intptr_t FreeList::EvictFreeListItems(Page* page) { 2522 intptr_t FreeList::EvictFreeListItems(Page* page) {
2525 intptr_t sum = 0; 2523 intptr_t sum = 0;
2526 page->ForAllFreeListCategories( 2524 page->ForAllFreeListCategories(
2527 [this, &sum, page](FreeListCategory* category) { 2525 [this, &sum, page](FreeListCategory* category) {
2528 DCHECK_EQ(this, category->owner()); 2526 DCHECK_EQ(this, category->owner());
2529 sum += category->available(); 2527 sum += category->available();
2530 RemoveCategory(category); 2528 RemoveCategory(category);
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3134 object->ShortPrint(); 3132 object->ShortPrint();
3135 PrintF("\n"); 3133 PrintF("\n");
3136 } 3134 }
3137 printf(" --------------------------------------\n"); 3135 printf(" --------------------------------------\n");
3138 printf(" Marked: %x, LiveCount: %x\n", mark_size, LiveBytes()); 3136 printf(" Marked: %x, LiveCount: %x\n", mark_size, LiveBytes());
3139 } 3137 }
3140 3138
3141 #endif // DEBUG 3139 #endif // DEBUG
3142 } // namespace internal 3140 } // namespace internal
3143 } // namespace v8 3141 } // namespace v8
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