1 #
2 # Copyright (c) 2005, 2010, 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 #
24
25 # Rules to build jvm_db/dtrace, used by vm.make
26
27 # We build libjvm_dtrace/libjvm_db/dtrace for COMPILER1 and COMPILER2
28 # but not for CORE or KERNEL configurations.
29
30 ifneq ("${TYPE}", "CORE")
31 ifneq ("${TYPE}", "KERNEL")
32
33 ifdef USE_GCC
34
35 dtraceCheck:
36 $(QUIETLY) echo "**NOTICE** Dtrace support disabled for gcc builds"
37
38 else
39
40 JVM_DB = libjvm_db
41 LIBJVM_DB = libjvm_db.so
42 LIBJVM_DB_G = libjvm$(G_SUFFIX)_db.so
43
44 JVM_DTRACE = jvm_dtrace
45 LIBJVM_DTRACE = libjvm_dtrace.so
46 LIBJVM_DTRACE_G = libjvm$(G_SUFFIX)_dtrace.so
47
48 JVMOFFS = JvmOffsets
49 JVMOFFS.o = $(JVMOFFS).o
50 GENOFFS = generate$(JVMOFFS)
51
52 DTRACE_SRCDIR = $(GAMMADIR)/src/os/$(Platform_os_family)/dtrace
53 DTRACE = dtrace
54 DTRACE.o = $(DTRACE).o
55
56 # to remove '-g' option which causes link problems
57 # also '-z nodefs' is used as workaround
58 GENOFFS_CFLAGS = $(shell echo $(CFLAGS) | sed -e 's/ -g / /g' -e 's/ -g0 / /g';)
59
60 ifdef LP64
61 DTRACE_OPTS = -64 -D_LP64
62 endif
63
64 # making libjvm_db
65
66 # Use mapfile with libjvm_db.so
67 LIBJVM_DB_MAPFILE = $(MAKEFILES_DIR)/mapfile-vers-jvm_db
68 LFLAGS_JVM_DB += $(MAPFLAG:FILENAME=$(LIBJVM_DB_MAPFILE))
69
70 # Use mapfile with libjvm_dtrace.so
71 LIBJVM_DTRACE_MAPFILE = $(MAKEFILES_DIR)/mapfile-vers-jvm_dtrace
72 LFLAGS_JVM_DTRACE += $(MAPFLAG:FILENAME=$(LIBJVM_DTRACE_MAPFILE))
73
74 ifdef USE_GCC
75 LFLAGS_JVM_DB += -D_REENTRANT $(PICFLAG)
76 LFLAGS_JVM_DTRACE += -D_REENTRANT $(PICFLAG)
77 else
78 LFLAGS_JVM_DB += -mt $(PICFLAG) -xnolib
79 LFLAGS_JVM_DTRACE += -mt $(PICFLAG) -xnolib -ldl
80 endif
81
82 ISA = $(subst i386,i486,$(shell isainfo -n))
83
84 # Making 64/libjvm_db.so: 64-bit version of libjvm_db.so which handles 32-bit libjvm.so
85 ifneq ("${ISA}","${BUILDARCH}")
86
87 XLIBJVM_DB = 64/$(LIBJVM_DB)
88 XLIBJVM_DB_G = 64/$(LIBJVM_DB_G)
89 XLIBJVM_DTRACE = 64/$(LIBJVM_DTRACE)
90 XLIBJVM_DTRACE_G = 64/$(LIBJVM_DTRACE_G)
91
92 $(XLIBJVM_DB): $(DTRACE_SRCDIR)/$(JVM_DB).c $(JVMOFFS).h $(LIBJVM_DB_MAPFILE)
93 @echo Making $@
94 $(QUIETLY) mkdir -p 64/ ; \
95 $(CC) $(SYMFLAG) $(ARCHFLAG/$(ISA)) -D$(TYPE) -I. -I$(GENERATED) \
96 $(SHARED_FLAG) $(LFLAGS_JVM_DB) -o $@ $(DTRACE_SRCDIR)/$(JVM_DB).c -lc
97 [ -f $(XLIBJVM_DB_G) ] || { ln -s $(LIBJVM_DB) $(XLIBJVM_DB_G); }
98
99 $(XLIBJVM_DTRACE): $(DTRACE_SRCDIR)/$(JVM_DTRACE).c $(DTRACE_SRCDIR)/$(JVM_DTRACE).h $(LIBJVM_DTRACE_MAPFILE)
100 @echo Making $@
101 $(QUIETLY) mkdir -p 64/ ; \
102 $(CC) $(SYMFLAG) $(ARCHFLAG/$(ISA)) -D$(TYPE) -I. \
103 $(SHARED_FLAG) $(LFLAGS_JVM_DTRACE) -o $@ $(DTRACE_SRCDIR)/$(JVM_DTRACE).c -lc -lthread -ldoor
104 [ -f $(XLIBJVM_DTRACE_G) ] || { ln -s $(LIBJVM_DTRACE) $(XLIBJVM_DTRACE_G); }
105
106 endif # ifneq ("${ISA}","${BUILDARCH}")
107
108 ifdef USE_GCC
109 LFLAGS_GENOFFS += -D_REENTRANT
110 else
111 LFLAGS_GENOFFS += -mt -xnolib -norunpath
112 endif
113
114 lib$(GENOFFS).so: $(DTRACE_SRCDIR)/$(GENOFFS).cpp $(DTRACE_SRCDIR)/$(GENOFFS).h \
115 $(LIBJVM.o)
116 $(QUIETLY) $(CCC) $(CPPFLAGS) $(GENOFFS_CFLAGS) $(SHARED_FLAG) $(PICFLAG) \
117 $(LFLAGS_GENOFFS) -o $@ $(DTRACE_SRCDIR)/$(GENOFFS).cpp -lc
118
119 $(GENOFFS): $(DTRACE_SRCDIR)/$(GENOFFS)Main.c lib$(GENOFFS).so
120 $(QUIETLY) $(LINK.CC) -z nodefs -o $@ $(DTRACE_SRCDIR)/$(GENOFFS)Main.c \
121 ./lib$(GENOFFS).so
122
123 CONDITIONALLY_UPDATE_JVMOFFS_TARGET = \
124 cmp -s $@ $@.tmp; \
125 case $$? in \
126 0) rm -f $@.tmp;; \
127 *) rm -f $@ && mv $@.tmp $@ && echo Updated $@;; \
128 esac
129
130 # $@.tmp is created first to avoid an empty $(JVMOFFS).h if an error occurs.
131 $(JVMOFFS).h: $(GENOFFS)
132 $(QUIETLY) LD_LIBRARY_PATH=. ./$(GENOFFS) -header > $@.tmp
133 $(QUIETLY) $(CONDITIONALLY_UPDATE_JVMOFFS_TARGET)
134
135 $(JVMOFFS)Index.h: $(GENOFFS)
136 $(QUIETLY) LD_LIBRARY_PATH=. ./$(GENOFFS) -index > $@.tmp
137 $(QUIETLY) $(CONDITIONALLY_UPDATE_JVMOFFS_TARGET)
138
139 $(JVMOFFS).cpp: $(GENOFFS) $(JVMOFFS).h $(JVMOFFS)Index.h
140 $(QUIETLY) LD_LIBRARY_PATH=. ./$(GENOFFS) -table > $@.tmp
141 $(QUIETLY) $(CONDITIONALLY_UPDATE_JVMOFFS_TARGET)
142
143 $(JVMOFFS.o): $(JVMOFFS).h $(JVMOFFS).cpp
144 $(QUIETLY) $(CCC) -c -I. -o $@ $(ARCHFLAG) -D$(TYPE) $(JVMOFFS).cpp
145
146 $(LIBJVM_DB): $(DTRACE_SRCDIR)/$(JVM_DB).c $(JVMOFFS.o) $(XLIBJVM_DB) $(LIBJVM_DB_MAPFILE)
147 @echo Making $@
148 $(QUIETLY) $(CC) $(SYMFLAG) $(ARCHFLAG) -D$(TYPE) -I. -I$(GENERATED) \
149 $(SHARED_FLAG) $(LFLAGS_JVM_DB) -o $@ $(DTRACE_SRCDIR)/$(JVM_DB).c -lc
150 [ -f $(LIBJVM_DB_G) ] || { ln -s $@ $(LIBJVM_DB_G); }
151
152 $(LIBJVM_DTRACE): $(DTRACE_SRCDIR)/$(JVM_DTRACE).c $(XLIBJVM_DTRACE) $(DTRACE_SRCDIR)/$(JVM_DTRACE).h $(LIBJVM_DTRACE_MAPFILE)
153 @echo Making $@
154 $(QUIETLY) $(CC) $(SYMFLAG) $(ARCHFLAG) -D$(TYPE) -I. \
155 $(SHARED_FLAG) $(LFLAGS_JVM_DTRACE) -o $@ $(DTRACE_SRCDIR)/$(JVM_DTRACE).c -lc -lthread -ldoor
156 [ -f $(LIBJVM_DTRACE_G) ] || { ln -s $@ $(LIBJVM_DTRACE_G); }
157
158 $(DTRACE).d: $(DTRACE_SRCDIR)/hotspot.d $(DTRACE_SRCDIR)/hotspot_jni.d \
159 $(DTRACE_SRCDIR)/hs_private.d $(DTRACE_SRCDIR)/jhelper.d
160 $(QUIETLY) cat $^ > $@
161
162 DTraced_Files = ciEnv.o \
163 classLoadingService.o \
164 compileBroker.o \
165 hashtable.o \
166 instanceKlass.o \
167 java.o \
168 jni.o \
169 jvm.o \
170 memoryManager.o \
171 nmethod.o \
172 objectMonitor.o \
173 runtimeService.o \
174 sharedRuntime.o \
175 synchronizer.o \
176 thread.o \
177 unsafe.o \
178 vmThread.o \
179 vmCMSOperations.o \
180 vmPSOperations.o \
181 vmGCOperations.o \
182
183 # Dtrace is available, so we build $(DTRACE.o)
184 $(DTRACE.o): $(DTRACE).d $(JVMOFFS).h $(JVMOFFS)Index.h $(DTraced_Files)
185 @echo Compiling $(DTRACE).d
186
187 $(QUIETLY) $(DTRACE_PROG) $(DTRACE_OPTS) -C -I. -G -xlazyload -o $@ -s $(DTRACE).d \
188 $(DTraced_Files) ||\
189 STATUS=$$?;\
190 if [ x"$$STATUS" = x"1" -a \
191 x`uname -r` = x"5.10" -a \
192 x`uname -p` = x"sparc" ]; then\
193 echo "*****************************************************************";\
194 echo "* If you are building server compiler, and the error message is ";\
195 echo "* \"incorrect ELF machine type...\", you have run into solaris bug ";\
196 echo "* 6213962, \"dtrace -G doesn't work on sparcv8+ object files\".";\
197 echo "* Either patch/upgrade your system (>= S10u1_15), or set the ";\
198 echo "* environment variable HOTSPOT_DISABLE_DTRACE_PROBES to disable ";\
199 echo "* dtrace probes for this build.";\
200 echo "*****************************************************************";\
201 fi;\
202 exit $$STATUS
203 # Since some DTraced_Files are in LIBJVM.o and they are touched by this
204 # command, and libgenerateJvmOffsets.so depends on LIBJVM.o, 'make' will
205 # think it needs to rebuild libgenerateJvmOffsets.so and thus JvmOffsets*
206 # files, but it doesn't, so we touch the necessary files to prevent later
207 # recompilation. Note: we only touch the necessary files if they already
208 # exist in order to close a race where an empty file can be created
209 # before the real build rule is executed.
210 # But, we can't touch the *.h files: This rule depends
211 # on them, and that would cause an infinite cycle of rebuilding.
212 # Neither the *.h or *.ccp files need to be touched, since they have
213 # rules which do not update them when the generator file has not
214 # changed their contents.
215 $(QUIETLY) if [ -f lib$(GENOFFS).so ]; then touch lib$(GENOFFS).so; fi
216 $(QUIETLY) if [ -f $(GENOFFS) ]; then touch $(GENOFFS); fi
217 $(QUIETLY) if [ -f $(JVMOFFS.o) ]; then touch $(JVMOFFS.o); fi
218
219 .PHONY: dtraceCheck
220
221 SYSTEM_DTRACE_H = /usr/include/dtrace.h
222 SYSTEM_DTRACE_PROG = /usr/sbin/dtrace
223 PATCH_DTRACE_PROG = /opt/SUNWdtrd/sbin/dtrace
224 systemDtraceFound := $(wildcard ${SYSTEM_DTRACE_PROG})
225 patchDtraceFound := $(wildcard ${PATCH_DTRACE_PROG})
226 systemDtraceHdrFound := $(wildcard $(SYSTEM_DTRACE_H))
227
228 ifneq ("$(systemDtraceHdrFound)", "")
229 CFLAGS += -DHAVE_DTRACE_H
230 endif
231
232 ifneq ("$(patchDtraceFound)", "")
233 DTRACE_PROG=$(PATCH_DTRACE_PROG)
234 DTRACE_INCL=-I/opt/SUNWdtrd/include
235 else
236 ifneq ("$(systemDtraceFound)", "")
237 DTRACE_PROG=$(SYSTEM_DTRACE_PROG)
238 else
239
240 endif # ifneq ("$(systemDtraceFound)", "")
241 endif # ifneq ("$(patchDtraceFound)", "")
242
243 ifneq ("${DTRACE_PROG}", "")
244 ifeq ("${HOTSPOT_DISABLE_DTRACE_PROBES}", "")
245
246 DTRACE_OBJS = $(DTRACE.o) $(JVMOFFS.o)
247 CFLAGS += $(DTRACE_INCL) -DDTRACE_ENABLED
248 MAPFILE_DTRACE_OPT = $(MAPFILE_DTRACE)
249
250 dtraceCheck:
251
252 else # manually disabled
253
254 dtraceCheck:
255 $(QUIETLY) echo "**NOTICE** Dtrace support disabled via environment variable"
256
257 endif # ifeq ("${HOTSPOT_DISABLE_DTRACE_PROBES}", "")
258
259 else # No dtrace program found
260
261 dtraceCheck:
262 $(QUIETLY) echo "**NOTICE** Dtrace support disabled: not supported by system"
263
264 endif # ifneq ("${dtraceFound}", "")
265
266 endif # ifdef USE_GCC
267
268 else # KERNEL build
269
270 dtraceCheck:
271 $(QUIETLY) echo "**NOTICE** Dtrace support disabled for KERNEL builds"
272
273 endif # ifneq ("${TYPE}", "KERNEL")
274
275 else # CORE build
276
277 dtraceCheck:
278 $(QUIETLY) echo "**NOTICE** Dtrace support disabled for CORE builds"
279
280 endif # ifneq ("${TYPE}", "CORE")