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Issue 141653016: Remove Heap::MaxRegularSpaceAllocationSize and use Page::MaxRegularHeapObjectSize instead. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 11 months ago
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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 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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524 // we reserve twice the amount needed for those in order to ensure 524 // we reserve twice the amount needed for those in order to ensure
525 // that new space can be aligned to its size. 525 // that new space can be aligned to its size.
526 intptr_t MaxReserved() { 526 intptr_t MaxReserved() {
527 return 4 * reserved_semispace_size_ + max_old_generation_size_; 527 return 4 * reserved_semispace_size_ + max_old_generation_size_;
528 } 528 }
529 int MaxSemiSpaceSize() { return max_semispace_size_; } 529 int MaxSemiSpaceSize() { return max_semispace_size_; }
530 int ReservedSemiSpaceSize() { return reserved_semispace_size_; } 530 int ReservedSemiSpaceSize() { return reserved_semispace_size_; }
531 int InitialSemiSpaceSize() { return initial_semispace_size_; } 531 int InitialSemiSpaceSize() { return initial_semispace_size_; }
532 intptr_t MaxOldGenerationSize() { return max_old_generation_size_; } 532 intptr_t MaxOldGenerationSize() { return max_old_generation_size_; }
533 intptr_t MaxExecutableSize() { return max_executable_size_; } 533 intptr_t MaxExecutableSize() { return max_executable_size_; }
534 int MaxRegularSpaceAllocationSize() { return InitialSemiSpaceSize() * 4/5; }
535 534
536 // Returns the capacity of the heap in bytes w/o growing. Heap grows when 535 // Returns the capacity of the heap in bytes w/o growing. Heap grows when
537 // more spaces are needed until it reaches the limit. 536 // more spaces are needed until it reaches the limit.
538 intptr_t Capacity(); 537 intptr_t Capacity();
539 538
540 // Returns the amount of memory currently committed for the heap. 539 // Returns the amount of memory currently committed for the heap.
541 intptr_t CommittedMemory(); 540 intptr_t CommittedMemory();
542 541
543 // Returns the amount of executable memory currently committed for the heap. 542 // Returns the amount of executable memory currently committed for the heap.
544 intptr_t CommittedMemoryExecutable(); 543 intptr_t CommittedMemoryExecutable();
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2096 2095
2097 inline void UpdateOldSpaceLimits(); 2096 inline void UpdateOldSpaceLimits();
2098 2097
2099 // Selects the proper allocation space depending on the given object 2098 // Selects the proper allocation space depending on the given object
2100 // size, pretenuring decision, and preferred old-space. 2099 // size, pretenuring decision, and preferred old-space.
2101 static AllocationSpace SelectSpace(int object_size, 2100 static AllocationSpace SelectSpace(int object_size,
2102 AllocationSpace preferred_old_space, 2101 AllocationSpace preferred_old_space,
2103 PretenureFlag pretenure) { 2102 PretenureFlag pretenure) {
2104 ASSERT(preferred_old_space == OLD_POINTER_SPACE || 2103 ASSERT(preferred_old_space == OLD_POINTER_SPACE ||
2105 preferred_old_space == OLD_DATA_SPACE); 2104 preferred_old_space == OLD_DATA_SPACE);
2106 if (object_size > Page::kMaxNonCodeHeapObjectSize) return LO_SPACE; 2105 if (object_size > Page::kMaxRegularHeapObjectSize) return LO_SPACE;
2107 return (pretenure == TENURED) ? preferred_old_space : NEW_SPACE; 2106 return (pretenure == TENURED) ? preferred_old_space : NEW_SPACE;
2108 } 2107 }
2109 2108
2110 // Allocate an uninitialized fixed array. 2109 // Allocate an uninitialized fixed array.
2111 MUST_USE_RESULT MaybeObject* AllocateRawFixedArray( 2110 MUST_USE_RESULT MaybeObject* AllocateRawFixedArray(
2112 int length, PretenureFlag pretenure); 2111 int length, PretenureFlag pretenure);
2113 2112
2114 // Allocate an uninitialized fixed double array. 2113 // Allocate an uninitialized fixed double array.
2115 MUST_USE_RESULT MaybeObject* AllocateRawFixedDoubleArray( 2114 MUST_USE_RESULT MaybeObject* AllocateRawFixedDoubleArray(
2116 int length, PretenureFlag pretenure); 2115 int length, PretenureFlag pretenure);
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3039 DisallowHeapAllocation no_allocation; // i.e. no gc allowed. 3038 DisallowHeapAllocation no_allocation; // i.e. no gc allowed.
3040 3039
3041 private: 3040 private:
3042 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); 3041 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer);
3043 }; 3042 };
3044 #endif // DEBUG 3043 #endif // DEBUG
3045 3044
3046 } } // namespace v8::internal 3045 } } // namespace v8::internal
3047 3046
3048 #endif // V8_HEAP_H_ 3047 #endif // V8_HEAP_H_
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