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1 /* |
1 /* |
2 * Copyright (c) 2001, 2012, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 2001, 2013, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * |
4 * |
5 * This code is free software; you can redistribute it and/or modify it |
5 * This code is free software; you can redistribute it and/or modify it |
6 * under the terms of the GNU General Public License version 2 only, as |
6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. |
7 * published by the Free Software Foundation. |
352 |
352 |
353 static size_t align_up_to_region_byte_size(size_t sz) { |
353 static size_t align_up_to_region_byte_size(size_t sz) { |
354 return (sz + (size_t) GrainBytes - 1) & |
354 return (sz + (size_t) GrainBytes - 1) & |
355 ~((1 << (size_t) LogOfHRGrainBytes) - 1); |
355 ~((1 << (size_t) LogOfHRGrainBytes) - 1); |
356 } |
356 } |
|
357 |
|
358 static size_t max_region_size(); |
357 |
359 |
358 // It sets up the heap region size (GrainBytes / GrainWords), as |
360 // It sets up the heap region size (GrainBytes / GrainWords), as |
359 // well as other related fields that are based on the heap region |
361 // well as other related fields that are based on the heap region |
360 // size (LogOfHRGrainBytes / LogOfHRGrainWords / |
362 // size (LogOfHRGrainBytes / LogOfHRGrainWords / |
361 // CardsPerRegion). All those fields are considered constant |
363 // CardsPerRegion). All those fields are considered constant |