1 #
2 # Copyright 1999-2007 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 # CA 95054 USA or visit www.sun.com if you need additional information or
21 # have any questions.
22 #
23 #
24
25 # Rules to build JVM and related libraries, included from vm.make in the build
26 # directory.
27
28 # Common build rules.
29 MAKEFILES_DIR=$(GAMMADIR)/build/$(Platform_os_family)/makefiles
30 include $(MAKEFILES_DIR)/rules.make
31
32 default: build
33
34 #----------------------------------------------------------------------
35 # Defs
36
37 GENERATED = ../generated
38
39 # read a generated file defining the set of .o's and the .o .h dependencies
40 include $(GENERATED)/Dependencies
41
42 # read machine-specific adjustments (%%% should do this via buildtree.make?)
43 include $(MAKEFILES_DIR)/$(BUILDARCH).make
44
45 # set VPATH so make knows where to look for source files
46 # Src_Dirs is everything in src/share/vm/*, plus the right os/*/vm and cpu/*/vm
47 # The incls directory contains generated header file lists for inclusion.
48 # The adfiles directory contains ad_<arch>.[ch]pp.
49 # The jvmtifiles directory contains jvmti*.[ch]pp
50 Src_Dirs_V = $(GENERATED)/adfiles $(GENERATED)/jvmtifiles ${Src_Dirs} $(GENERATED)/incls
51 VPATH += $(Src_Dirs_V:%=%:)
52
53 # set INCLUDES for C preprocessor
54 Src_Dirs_I = $(PRECOMPILED_HEADER_DIR) $(GENERATED)/adfiles $(GENERATED)/jvmtifiles ${Src_Dirs} $(GENERATED)
55 INCLUDES += $(Src_Dirs_I:%=-I%)
56
57 ifeq (${VERSION}, debug)
58 SYMFLAG = -g
59 else
60 SYMFLAG =
61 endif
62
63 # HOTSPOT_RELEASE_VERSION and HOTSPOT_BUILD_VERSION are defined
64 # in $(GAMMADIR)/make/defs.make
65 ifeq ($(HOTSPOT_BUILD_VERSION),)
66 BUILD_VERSION = -DHOTSPOT_RELEASE_VERSION="\"$(HOTSPOT_RELEASE_VERSION)\""
67 else
68 BUILD_VERSION = -DHOTSPOT_RELEASE_VERSION="\"$(HOTSPOT_RELEASE_VERSION)-$(HOTSPOT_BUILD_VERSION)\""
69 endif
70
71 # The following variables are defined in the generated flags.make file.
72 BUILD_VERSION = -DHOTSPOT_RELEASE_VERSION="\"$(HS_BUILD_VER)\""
73 JRE_VERSION = -DJRE_RELEASE_VERSION="\"$(JRE_RELEASE_VER)\""
74 HS_LIB_ARCH = -DHOTSPOT_LIB_ARCH=\"$(LIBARCH)\"
75 BUILD_TARGET = -DHOTSPOT_BUILD_TARGET="\"$(TARGET)\""
76 BUILD_USER = -DHOTSPOT_BUILD_USER="\"$(HOTSPOT_BUILD_USER)\""
77 VM_DISTRO = -DHOTSPOT_VM_DISTRO="\"$(HOTSPOT_VM_DISTRO)\""
78
79 CPPFLAGS = \
80 ${SYSDEFS} \
81 ${INCLUDES} \
82 ${BUILD_VERSION} \
83 ${BUILD_TARGET} \
84 ${BUILD_USER} \
85 ${HS_LIB_ARCH} \
86 ${JRE_VERSION} \
87 ${VM_DISTRO}
88
89 # CFLAGS_WARN holds compiler options to suppress/enable warnings.
90 CFLAGS += $(CFLAGS_WARN/BYFILE)
91
92 # Do not use C++ exception handling
93 CFLAGS += $(CFLAGS/NOEX)
94
95 # Extra flags from gnumake's invocation or environment
96 CFLAGS += $(EXTRA_CFLAGS)
97
98 LIBS += -lm -ldl -lpthread
99
100 # By default, link the *.o into the library, not the executable.
101 LINK_INTO$(LINK_INTO) = LIBJVM
102
103 JDK_LIBDIR = $(JAVA_HOME)/jre/lib/$(LIBARCH)
104
105 #----------------------------------------------------------------------
106 # jvm_db & dtrace
107 include $(MAKEFILES_DIR)/dtrace.make
108
109 #----------------------------------------------------------------------
110 # JVM
111
112 JVM = jvm$(G_SUFFIX)
113 LIBJVM = lib$(JVM).so
114
115 JVM_OBJ_FILES = $(Obj_Files)
116
117 vm_version.o: $(filter-out vm_version.o,$(JVM_OBJ_FILES))
118
119 mapfile : $(MAPFILE)
120 rm -f $@
121 cat $^ > $@
122
123 mapfile_reorder : mapfile $(REORDERFILE)
124 rm -f $@
125 cat $^ > $@
126
127 STATIC_CXX = true
128
129 ifeq ($(LINK_INTO),AOUT)
130 LIBJVM.o =
131 LIBJVM_MAPFILE =
132 LIBS_VM = $(LIBS)
133 else
134 LIBJVM.o = $(JVM_OBJ_FILES)
135 LIBJVM_MAPFILE$(LDNOMAP) = mapfile_reorder
136 LFLAGS_VM$(LDNOMAP) += $(MAPFLAG:FILENAME=$(LIBJVM_MAPFILE))
137 LFLAGS_VM += $(SONAMEFLAG:SONAME=$(LIBJVM))
138
139 # JVM is statically linked with libgcc[_s] and libstdc++; this is needed to
140 # get around library dependency and compatibility issues. Must use gcc not
141 # g++ to link.
142 ifeq ($(STATIC_CXX), true)
143 LFLAGS_VM += $(STATIC_LIBGCC)
144 LIBS_VM += $(STATIC_STDCXX)
145 else
146 LIBS_VM += -lstdc++
147 endif
148
149 LIBS_VM += $(LIBS)
150 endif
151
152 LINK_VM = $(LINK_LIB.c)
153
154 # rule for building precompiled header
155 $(PRECOMPILED_HEADER): $(Precompiled_Files)
156 $(QUIETLY) echo Generating precompiled header $@
157 $(QUIETLY) mkdir -p $(PRECOMPILED_HEADER_DIR)/incls
158 $(QUIETLY) $(COMPILE.CC) -x c++-header -c $(GENERATED)/incls/_precompiled.incl -o $@ $(COMPILE_DONE)
159
160 # making the library:
161
162 ifneq ($(JVM_BASE_ADDR),)
163 # By default shared library is linked at base address == 0. Modify the
164 # linker script if JVM prefers a different base location. It can also be
165 # implemented with 'prelink -r'. But 'prelink' is not (yet) available on
166 # our build platform (AS-2.1).
167 LD_SCRIPT = libjvm.so.lds
168 $(LD_SCRIPT): $(LIBJVM_MAPFILE)
169 $(QUIETLY) { \
170 rm -rf $@; \
171 $(LINK_VM) -Wl,--verbose $(LFLAGS_VM) 2>&1 | \
172 sed -e '/^======/,/^======/!d' \
173 -e '/^======/d' \
174 -e 's/0\( + SIZEOF_HEADERS\)/$(JVM_BASE_ADDR)\1/' \
175 > $@; \
176 }
177 LD_SCRIPT_FLAG = -Wl,-T,$(LD_SCRIPT)
178 endif
179
180 # With more recent Redhat releases (or the cutting edge version Fedora), if
181 # SELinux is configured to be enabled, the runtime linker will fail to apply
182 # the text relocation to libjvm.so considering that it is built as a non-PIC
183 # DSO. To workaround that, we run chcon to libjvm.so after it is built. See
184 # details in bug 6538311.
185 $(LIBJVM): $(LIBJVM.o) $(LIBJVM_MAPFILE) $(LD_SCRIPT)
186 $(QUIETLY) { \
187 echo Linking vm...; \
188 $(LINK_LIB.CC/PRE_HOOK) \
189 $(LINK_VM) $(LD_SCRIPT_FLAG) \
190 $(LFLAGS_VM) -o $@ $(LIBJVM.o) $(LIBS_VM); \
191 $(LINK_LIB.CC/POST_HOOK) \
192 rm -f $@.1; ln -s $@ $@.1; \
193 if [ -x /usr/sbin/selinuxenabled ] ; then \
194 /usr/sbin/selinuxenabled; \
195 if [ $$? = 0 ] ; then \
196 /usr/bin/chcon -t textrel_shlib_t $@; \
197 if [ $$? != 0 ]; then \
198 echo "ERROR: Cannot chcon $@"; exit 1; \
199 fi \
200 fi \
201 fi \
202 }
203
204 DEST_JVM = $(JDK_LIBDIR)/$(VM_SUBDIR)/$(LIBJVM)
205
206 install_jvm: $(LIBJVM)
207 @echo "Copying $(LIBJVM) to $(DEST_JVM)"
208 $(QUIETLY) cp -f $(LIBJVM) $(DEST_JVM) && echo "Done"
209
210 #----------------------------------------------------------------------
211 # Other files
212
213 # Gamma launcher
214 include $(MAKEFILES_DIR)/launcher.make
215
216 # Signal interposition library
217 include $(MAKEFILES_DIR)/jsig.make
218
219 # Serviceability agent
220 include $(MAKEFILES_DIR)/saproc.make
221
222 #----------------------------------------------------------------------
223
224 build: $(LIBJVM) $(LAUNCHER) $(LIBJSIG) $(LIBJVM_DB) checkAndBuildSA
225
226 install: install_jvm install_jsig install_saproc
227
228 .PHONY: default build install install_jvm