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comparison src/cpu/x86/vm/templateTable_x86_64.cpp @ 2100:b1a2afa37ec4

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7003271: Hotspot should track cumulative Java heap bytes allocated on a per-thread basis Summary: Track allocated bytes in Thread's, update on TLAB retirement and direct allocation in Eden and tenured, add JNI methods for ThreadMXBean. Reviewed-by: coleenp, kvn, dholmes, ysr
author phh
date Fri, 07 Jan 2011 10:42:32 -0500
parents 0fc262af204f
children bb8e3b66bde6
comparison
equal deleted inserted replaced
2097:039eb4201e06 2100:b1a2afa37ec4
1 /* 1 /*
2 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 2003, 2011, 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.
3264 } 3264 }
3265 __ cmpxchgptr(rbx, Address(RtopAddr, 0)); 3265 __ cmpxchgptr(rbx, Address(RtopAddr, 0));
3266 3266
3267 // if someone beat us on the allocation, try again, otherwise continue 3267 // if someone beat us on the allocation, try again, otherwise continue
3268 __ jcc(Assembler::notEqual, retry); 3268 __ jcc(Assembler::notEqual, retry);
3269
3270 __ incr_allocated_bytes(r15_thread, rdx, 0);
3269 } 3271 }
3270 3272
3271 if (UseTLAB || Universe::heap()->supports_inline_contig_alloc()) { 3273 if (UseTLAB || Universe::heap()->supports_inline_contig_alloc()) {
3272 // The object is initialized before the header. If the object size is 3274 // The object is initialized before the header. If the object size is
3273 // zero, go directly to the header initialization. 3275 // zero, go directly to the header initialization.