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comparison src/share/vm/utilities/bitMap.cpp @ 18041:52b4284cb496

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Merge with jdk8u20-b26
author Gilles Duboscq <duboscq@ssw.jku.at>
date Wed, 15 Oct 2014 16:02:50 +0200
parents 89152779163c 78bbf4d43a14
children
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17606:45d7b2c7029d 18041:52b4284cb496
1 /* 1 /*
2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 1997, 2014, 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.
33 # include "os_solaris.inline.hpp" 33 # include "os_solaris.inline.hpp"
34 #endif 34 #endif
35 #ifdef TARGET_OS_FAMILY_windows 35 #ifdef TARGET_OS_FAMILY_windows
36 # include "os_windows.inline.hpp" 36 # include "os_windows.inline.hpp"
37 #endif 37 #endif
38 #ifdef TARGET_OS_FAMILY_aix
39 # include "os_aix.inline.hpp"
40 #endif
38 #ifdef TARGET_OS_FAMILY_bsd 41 #ifdef TARGET_OS_FAMILY_bsd
39 # include "os_bsd.inline.hpp" 42 # include "os_bsd.inline.hpp"
40 #endif 43 #endif
41 44
42 45
105 intptr_t mr = (intptr_t)inverted_bit_mask_for_range(beg, end); 108 intptr_t mr = (intptr_t)inverted_bit_mask_for_range(beg, end);
106 intptr_t nw = value ? (w | ~mr) : (w & mr); 109 intptr_t nw = value ? (w | ~mr) : (w & mr);
107 while (true) { 110 while (true) {
108 intptr_t res = Atomic::cmpxchg_ptr(nw, pw, w); 111 intptr_t res = Atomic::cmpxchg_ptr(nw, pw, w);
109 if (res == w) break; 112 if (res == w) break;
110 w = *pw; 113 w = res;
111 nw = value ? (w | ~mr) : (w & mr); 114 nw = value ? (w | ~mr) : (w & mr);
112 } 115 }
113 } 116 }
114 } 117 }
115 118
518 return sum; 521 return sum;
519 } 522 }
520 523
521 void BitMap::print_on_error(outputStream* st, const char* prefix) const { 524 void BitMap::print_on_error(outputStream* st, const char* prefix) const {
522 st->print_cr("%s[" PTR_FORMAT ", " PTR_FORMAT ")", 525 st->print_cr("%s[" PTR_FORMAT ", " PTR_FORMAT ")",
523 prefix, map(), (char*)map() + (size() >> LogBitsPerByte)); 526 prefix, p2i(map()), p2i((char*)map() + (size() >> LogBitsPerByte)));
524 } 527 }
525 528
526 #ifndef PRODUCT 529 #ifndef PRODUCT
527 530
528 void BitMap::print_on(outputStream* st) const { 531 void BitMap::print_on(outputStream* st) const {
529 tty->print("Bitmap(%d):", size()); 532 tty->print("Bitmap(" SIZE_FORMAT "):", size());
530 for (idx_t index = 0; index < size(); index++) { 533 for (idx_t index = 0; index < size(); index++) {
531 tty->print("%c", at(index) ? '1' : '0'); 534 tty->print("%c", at(index) ? '1' : '0');
532 } 535 }
533 tty->cr(); 536 tty->cr();
534 } 537 }