Mercurial > hg > graal-compiler
annotate make/pic.make @ 4837:eff609af17d7
7127706: G1: re-enable survivors during the initial-mark pause
Summary: Re-enable survivors during the initial-mark pause. Afterwards, the concurrent marking threads have to scan them and mark everything reachable from them. The next GC will have to wait for the survivors to be scanned.
Reviewed-by: brutisso, johnc
author | tonyp |
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date | Wed, 25 Jan 2012 12:58:23 -0500 |
parents | c18cbe5936b8 |
children | 06320b1578cb |
rev | line source |
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1 # |
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2 # Copyright (c) 2006, 2007, Oracle and/or its affiliates. All rights reserved. |
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3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 # |
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5 # This code is free software; you can redistribute it and/or modify it |
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6 # under the terms of the GNU General Public License version 2 only, as |
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7 # published by the Free Software Foundation. |
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8 # |
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9 # This code is distributed in the hope that it will be useful, but WITHOUT |
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10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 # version 2 for more details (a copy is included in the LICENSE file that |
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13 # accompanied this code). |
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14 # |
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15 # You should have received a copy of the GNU General Public License version |
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16 # 2 along with this work; if not, write to the Free Software Foundation, |
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17 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 # |
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19 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 # or visit www.oracle.com if you need additional information or have any |
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21 # questions. |
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22 # |
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23 # |
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24 |
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25 # A list of object files built without the platform specific PIC flags, e.g. |
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26 # -fPIC on linux. Performance measurements show that by compiling GC related |
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27 # code, we could significantly reduce the GC pause time on 32 bit Linux/Unix |
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28 # platforms. See 6454213 for more details. |
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29 include $(GAMMADIR)/make/scm.make |
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30 |
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31 ifneq ($(OSNAME), windows) |
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32 ifndef LP64 |
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33 NONPIC_DIRS = memory oops gc_implementation gc_interface |
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34 NONPIC_DIRS := $(foreach dir,$(NONPIC_DIRS), $(GAMMADIR)/src/share/vm/$(dir)) |
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35 # Look for source files under NONPIC_DIRS |
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36 NONPIC_FILES := $(foreach dir,$(NONPIC_DIRS),\ |
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37 $(shell find $(dir) \( $(SCM_DIRS) \) -prune -o \ |
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38 -name '*.cpp' -print)) |
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39 NONPIC_OBJ_FILES := $(notdir $(subst .cpp,.o,$(NONPIC_FILES))) |
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40 endif |
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41 endif |