make/solaris/makefiles/add_gnu_debuglink.make

Wed, 13 Jun 2012 19:52:59 -0400

author
coleenp
date
Wed, 13 Jun 2012 19:52:59 -0400
changeset 3865
e9140bf80b4a
parent 3780
7d4e6dabc6bf
child 3870
d1b0644d6acf
permissions
-rw-r--r--

7158800: Improve storage of symbol tables
Summary: Use an alternate version of hashing algorithm for symbol string tables and after a certain bucket size to improve performance
Reviewed-by: pbk, kamg, dlong, kvn, fparain

     1 #
     2 # Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
     3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     4 #
     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
     7 # published by the Free Software Foundation.
     8 #
     9 # This code is distributed in the hope that it will be useful, but WITHOUT
    10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    11 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    12 # version 2 for more details (a copy is included in the LICENSE file that
    13 # accompanied this code).
    14 #
    15 # You should have received a copy of the GNU General Public License version
    16 # 2 along with this work; if not, write to the Free Software Foundation,
    17 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
    18 #
    19 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
    20 # or visit www.oracle.com if you need additional information or have any
    21 # questions.
    22 #  
    23 #
    25 # Rules to build add_gnu_debuglink, used by vm.make on Solaris
    27 GENERATED                 = ../generated
    28 ADD_GNU_DEBUGLINK         = $(GENERATED)/add_gnu_debuglink
    30 ADD_GNU_DEBUGLINK_DIR     = $(GAMMADIR)/src/os/solaris/add_gnu_debuglink
    31 ADD_GNU_DEBUGLINK_SRC     = $(ADD_GNU_DEBUGLINK_DIR)/add_gnu_debuglink.c
    32 ADD_GNU_DEBUGLINK_FLAGS   = 
    33 LIBS_ADD_GNU_DEBUGLINK   += -lelf
    35 ifeq ("${Platform_compiler}", "sparcWorks")
    36 # Enable the following ADD_GNU_DEBUGLINK_FLAGS addition if you need to
    37 # compare the built ELF objects.
    38 #
    39 # The -g option makes static data global and the "-W0,-noglobal"
    40 # option tells the compiler to not globalize static data using a unique
    41 # globalization prefix. Instead force the use of a static globalization
    42 # prefix based on the source filepath so the objects from two identical
    43 # compilations are the same.
    44 #
    45 # Note: The blog says to use "-W0,-xglobalstatic", but that doesn't
    46 #       seem to work. I got "-W0,-noglobal" from Kelly and that works.
    47 #ADD_GNU_DEBUGLINK_FLAGS += -W0,-noglobal
    48 endif # Platform_compiler == sparcWorks
    50 $(ADD_GNU_DEBUGLINK): $(ADD_GNU_DEBUGLINK_SRC)
    51 	$(CC) -g -o $@ $< $(ADD_GNU_DEBUGLINK_FLAGS) $(LIBS_ADD_GNU_DEBUGLINK)

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