Mercurial > hg > graal-compiler
view make/pic.make @ 3830:f44782f04dd4
7039627: G1: avoid BOT updates for survivor allocations and dirty survivor regions incrementally
Summary: Refactor the allocation code during GC to use the G1AllocRegion abstraction. Use separate subclasses of G1AllocRegion for survivor and old regions. Avoid BOT updates and dirty survivor cards incrementally for the former.
Reviewed-by: brutisso, johnc, ysr
author | tonyp |
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date | Fri, 12 Aug 2011 11:31:06 -0400 |
parents | c18cbe5936b8 |
children | 06320b1578cb |
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# # Copyright (c) 2006, 2007, Oracle and/or its affiliates. All rights reserved. # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. # # This code is free software; you can redistribute it and/or modify it # under the terms of the GNU General Public License version 2 only, as # published by the Free Software Foundation. # # This code is distributed in the hope that it will be useful, but WITHOUT # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License # version 2 for more details (a copy is included in the LICENSE file that # accompanied this code). # # You should have received a copy of the GNU General Public License version # 2 along with this work; if not, write to the Free Software Foundation, # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. # # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA # or visit www.oracle.com if you need additional information or have any # questions. # # # A list of object files built without the platform specific PIC flags, e.g. # -fPIC on linux. Performance measurements show that by compiling GC related # code, we could significantly reduce the GC pause time on 32 bit Linux/Unix # platforms. See 6454213 for more details. include $(GAMMADIR)/make/scm.make ifneq ($(OSNAME), windows) ifndef LP64 NONPIC_DIRS = memory oops gc_implementation gc_interface NONPIC_DIRS := $(foreach dir,$(NONPIC_DIRS), $(GAMMADIR)/src/share/vm/$(dir)) # Look for source files under NONPIC_DIRS NONPIC_FILES := $(foreach dir,$(NONPIC_DIRS),\ $(shell find $(dir) \( $(SCM_DIRS) \) -prune -o \ -name '*.cpp' -print)) NONPIC_OBJ_FILES := $(notdir $(subst .cpp,.o,$(NONPIC_FILES))) endif endif