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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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191 CodeRange code_range(reinterpret_cast<Isolate*>(CcTest::isolate())); 191 CodeRange code_range(reinterpret_cast<Isolate*>(CcTest::isolate()));
192 code_range.SetUp(code_range_size); 192 code_range.SetUp(code_range_size);
193 int current_allocated = 0; 193 int current_allocated = 0;
194 int total_allocated = 0; 194 int total_allocated = 0;
195 List<Block> blocks(1000); 195 List<Block> blocks(1000);
196 196
197 while (total_allocated < 5 * code_range_size) { 197 while (total_allocated < 5 * code_range_size) {
198 if (current_allocated < code_range_size / 10) { 198 if (current_allocated < code_range_size / 10) {
199 // Allocate a block. 199 // Allocate a block.
200 // Geometrically distributed sizes, greater than 200 // Geometrically distributed sizes, greater than
201 // Page::kMaxNonCodeHeapObjectSize (which is greater than code page area). 201 // Page::kMaxRegularHeapObjectSize (which is greater than code page area).
202 // TODO(gc): instead of using 3 use some contant based on code_range_size 202 // TODO(gc): instead of using 3 use some contant based on code_range_size
203 // kMaxHeapObjectSize. 203 // kMaxHeapObjectSize.
204 size_t requested = 204 size_t requested =
205 (Page::kMaxNonCodeHeapObjectSize << (Pseudorandom() % 3)) + 205 (Page::kMaxRegularHeapObjectSize << (Pseudorandom() % 3)) +
206 Pseudorandom() % 5000 + 1; 206 Pseudorandom() % 5000 + 1;
207 size_t allocated = 0; 207 size_t allocated = 0;
208 Address base = code_range.AllocateRawMemory(requested, 208 Address base = code_range.AllocateRawMemory(requested,
209 requested, 209 requested,
210 &allocated); 210 &allocated);
211 CHECK(base != NULL); 211 CHECK(base != NULL);
212 blocks.Add(Block(base, static_cast<int>(allocated))); 212 blocks.Add(Block(base, static_cast<int>(allocated)));
213 current_allocated += static_cast<int>(allocated); 213 current_allocated += static_cast<int>(allocated);
214 total_allocated += static_cast<int>(allocated); 214 total_allocated += static_cast<int>(allocated);
215 } else { 215 } else {
216 // Free a block. 216 // Free a block.
217 int index = Pseudorandom() % blocks.length(); 217 int index = Pseudorandom() % blocks.length();
218 code_range.FreeRawMemory(blocks[index].base, blocks[index].size); 218 code_range.FreeRawMemory(blocks[index].base, blocks[index].size);
219 current_allocated -= blocks[index].size; 219 current_allocated -= blocks[index].size;
220 if (index < blocks.length() - 1) { 220 if (index < blocks.length() - 1) {
221 blocks[index] = blocks.RemoveLast(); 221 blocks[index] = blocks.RemoveLast();
222 } else { 222 } else {
223 blocks.RemoveLast(); 223 blocks.RemoveLast();
224 } 224 }
225 } 225 }
226 } 226 }
227 227
228 code_range.TearDown(); 228 code_range.TearDown();
229 } 229 }
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