Tue, 16 Jul 2013 10:55:48 -0400
8011569: ARM -- avoid native stack walking
Summary: ARM compilers do not emit FramePointer on each native frame by default
Reviewed-by: dholmes, zgu
1 #
2 # Copyright (c) 1999, 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 JVM and related libraries, included from vm.make in the build
26 # directory.
28 # Common build rules.
29 MAKEFILES_DIR=$(GAMMADIR)/make/$(Platform_os_family)/makefiles
30 include $(MAKEFILES_DIR)/rules.make
31 include $(GAMMADIR)/make/altsrc.make
33 default: build
35 #----------------------------------------------------------------------
36 # Defs
38 GENERATED = ../generated
39 DEP_DIR = $(GENERATED)/dependencies
41 # reads the generated files defining the set of .o's and the .o .h dependencies
42 -include $(DEP_DIR)/*.d
44 # read machine-specific adjustments (%%% should do this via buildtree.make?)
45 ifeq ($(findstring true, $(JVM_VARIANT_ZERO) $(JVM_VARIANT_ZEROSHARK)), true)
46 include $(MAKEFILES_DIR)/zeroshark.make
47 else
48 include $(MAKEFILES_DIR)/$(BUILDARCH).make
49 -include $(HS_ALT_MAKE)/$(Platform_os_family)/makefiles/$(BUILDARCH).make
50 endif
52 # set VPATH so make knows where to look for source files
53 # Src_Dirs_V is everything in src/share/vm/*, plus the right os/*/vm and cpu/*/vm
54 # The adfiles directory contains ad_<arch>.[ch]pp.
55 # The jvmtifiles directory contains jvmti*.[ch]pp
56 Src_Dirs_V += $(GENERATED)/adfiles $(GENERATED)/jvmtifiles
57 VPATH += $(Src_Dirs_V:%=%:)
59 # set INCLUDES for C preprocessor.
60 Src_Dirs_I += $(GENERATED)
61 # The order is important for the precompiled headers to work.
62 INCLUDES += $(PRECOMPILED_HEADER_DIR:%=-I%) $(Src_Dirs_I:%=-I%)
64 # SYMFLAG is used by {jsig,saproc}.make
65 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
66 # always build with debug info when we can create .debuginfo files
67 SYMFLAG = -g
68 else
69 ifeq (${VERSION}, debug)
70 SYMFLAG = -g
71 else
72 SYMFLAG =
73 endif
74 endif
76 # HOTSPOT_RELEASE_VERSION and HOTSPOT_BUILD_VERSION are defined
77 # in $(GAMMADIR)/make/defs.make
78 ifeq ($(HOTSPOT_BUILD_VERSION),)
79 BUILD_VERSION = -DHOTSPOT_RELEASE_VERSION="\"$(HOTSPOT_RELEASE_VERSION)\""
80 else
81 BUILD_VERSION = -DHOTSPOT_RELEASE_VERSION="\"$(HOTSPOT_RELEASE_VERSION)-$(HOTSPOT_BUILD_VERSION)\""
82 endif
84 # The following variables are defined in the generated flags.make file.
85 BUILD_VERSION = -DHOTSPOT_RELEASE_VERSION="\"$(HS_BUILD_VER)\""
86 JRE_VERSION = -DJRE_RELEASE_VERSION="\"$(JRE_RELEASE_VER)\""
87 HS_LIB_ARCH = -DHOTSPOT_LIB_ARCH=\"$(LIBARCH)\"
88 BUILD_TARGET = -DHOTSPOT_BUILD_TARGET="\"$(TARGET)\""
89 BUILD_USER = -DHOTSPOT_BUILD_USER="\"$(HOTSPOT_BUILD_USER)\""
90 VM_DISTRO = -DHOTSPOT_VM_DISTRO="\"$(HOTSPOT_VM_DISTRO)\""
92 CXXFLAGS = \
93 ${SYSDEFS} \
94 ${INCLUDES} \
95 ${BUILD_VERSION} \
96 ${BUILD_TARGET} \
97 ${BUILD_USER} \
98 ${HS_LIB_ARCH} \
99 ${VM_DISTRO}
101 # This is VERY important! The version define must only be supplied to vm_version.o
102 # If not, ccache will not re-use the cache at all, since the version string might contain
103 # a time and date.
104 CXXFLAGS/vm_version.o += ${JRE_VERSION}
106 CXXFLAGS/BYFILE = $(CXXFLAGS/$@)
108 # File specific flags
109 CXXFLAGS += $(CXXFLAGS/BYFILE)
112 ifndef JAVASE_EMBEDDED
113 ifneq (${ARCH},arm)
114 CFLAGS += -DINCLUDE_TRACE
115 endif
116 endif
118 # CFLAGS_WARN holds compiler options to suppress/enable warnings.
119 CFLAGS += $(CFLAGS_WARN/BYFILE)
121 # Do not use C++ exception handling
122 CFLAGS += $(CFLAGS/NOEX)
124 # Extra flags from gnumake's invocation or environment
125 CFLAGS += $(EXTRA_CFLAGS)
126 LFLAGS += $(EXTRA_CFLAGS)
128 # Don't set excutable bit on stack segment
129 # the same could be done by separate execstack command
130 LFLAGS += -Xlinker -z -Xlinker noexecstack
132 LIBS += -lm -ldl -lpthread
134 # By default, link the *.o into the library, not the executable.
135 LINK_INTO$(LINK_INTO) = LIBJVM
137 JDK_LIBDIR = $(JAVA_HOME)/jre/lib/$(LIBARCH)
139 #----------------------------------------------------------------------
140 # jvm_db & dtrace
141 include $(MAKEFILES_DIR)/dtrace.make
143 #----------------------------------------------------------------------
144 # JVM
146 JVM = jvm
147 LIBJVM = lib$(JVM).so
149 LIBJVM_DEBUGINFO = lib$(JVM).debuginfo
150 LIBJVM_DIZ = lib$(JVM).diz
152 SPECIAL_PATHS:=adlc c1 gc_implementation opto shark libadt
154 SOURCE_PATHS=\
155 $(shell find $(HS_COMMON_SRC)/share/vm/* -type d \! \
156 \( -name DUMMY $(foreach dir,$(SPECIAL_PATHS),-o -name $(dir)) \))
157 SOURCE_PATHS+=$(HS_COMMON_SRC)/os/$(Platform_os_family)/vm
158 SOURCE_PATHS+=$(HS_COMMON_SRC)/os/posix/vm
159 SOURCE_PATHS+=$(HS_COMMON_SRC)/cpu/$(Platform_arch)/vm
160 SOURCE_PATHS+=$(HS_COMMON_SRC)/os_cpu/$(Platform_os_arch)/vm
162 ifndef JAVASE_EMBEDDED
163 ifneq (${ARCH},arm)
164 SOURCE_PATHS+=$(shell if [ -d $(HS_ALT_SRC)/share/vm/jfr ]; then \
165 find $(HS_ALT_SRC)/share/vm/jfr -type d; \
166 fi)
167 endif
168 endif
170 CORE_PATHS=$(foreach path,$(SOURCE_PATHS),$(call altsrc,$(path)) $(path))
171 CORE_PATHS+=$(GENERATED)/jvmtifiles
173 COMPILER1_PATHS := $(call altsrc,$(HS_COMMON_SRC)/share/vm/c1)
174 COMPILER1_PATHS += $(HS_COMMON_SRC)/share/vm/c1
176 COMPILER2_PATHS := $(call altsrc,$(HS_COMMON_SRC)/share/vm/opto)
177 COMPILER2_PATHS += $(call altsrc,$(HS_COMMON_SRC)/share/vm/libadt)
178 COMPILER2_PATHS += $(HS_COMMON_SRC)/share/vm/opto
179 COMPILER2_PATHS += $(HS_COMMON_SRC)/share/vm/libadt
180 COMPILER2_PATHS += $(GENERATED)/adfiles
182 SHARK_PATHS := $(GAMMADIR)/src/share/vm/shark
184 # Include dirs per type.
185 Src_Dirs/CORE := $(CORE_PATHS)
186 Src_Dirs/COMPILER1 := $(CORE_PATHS) $(COMPILER1_PATHS)
187 Src_Dirs/COMPILER2 := $(CORE_PATHS) $(COMPILER2_PATHS)
188 Src_Dirs/TIERED := $(CORE_PATHS) $(COMPILER1_PATHS) $(COMPILER2_PATHS)
189 Src_Dirs/ZERO := $(CORE_PATHS)
190 Src_Dirs/SHARK := $(CORE_PATHS) $(SHARK_PATHS)
191 Src_Dirs := $(Src_Dirs/$(TYPE))
193 COMPILER2_SPECIFIC_FILES := opto libadt bcEscapeAnalyzer.cpp c2_\* runtime_\*
194 COMPILER1_SPECIFIC_FILES := c1_\*
195 SHARK_SPECIFIC_FILES := shark
196 ZERO_SPECIFIC_FILES := zero
198 # Always exclude these.
199 Src_Files_EXCLUDE += jsig.c jvmtiEnvRecommended.cpp jvmtiEnvStub.cpp
201 # Exclude per type.
202 Src_Files_EXCLUDE/CORE := $(COMPILER1_SPECIFIC_FILES) $(COMPILER2_SPECIFIC_FILES) $(ZERO_SPECIFIC_FILES) $(SHARK_SPECIFIC_FILES) ciTypeFlow.cpp
203 Src_Files_EXCLUDE/COMPILER1 := $(COMPILER2_SPECIFIC_FILES) $(ZERO_SPECIFIC_FILES) $(SHARK_SPECIFIC_FILES) ciTypeFlow.cpp
204 Src_Files_EXCLUDE/COMPILER2 := $(COMPILER1_SPECIFIC_FILES) $(ZERO_SPECIFIC_FILES) $(SHARK_SPECIFIC_FILES)
205 Src_Files_EXCLUDE/TIERED := $(ZERO_SPECIFIC_FILES) $(SHARK_SPECIFIC_FILES)
206 Src_Files_EXCLUDE/ZERO := $(COMPILER1_SPECIFIC_FILES) $(COMPILER2_SPECIFIC_FILES) $(SHARK_SPECIFIC_FILES) ciTypeFlow.cpp
207 Src_Files_EXCLUDE/SHARK := $(COMPILER1_SPECIFIC_FILES) $(COMPILER2_SPECIFIC_FILES) $(ZERO_SPECIFIC_FILES)
209 Src_Files_EXCLUDE += $(Src_Files_EXCLUDE/$(TYPE))
211 # Special handling of arch model.
212 ifeq ($(Platform_arch_model), x86_32)
213 Src_Files_EXCLUDE += \*x86_64\*
214 endif
215 ifeq ($(Platform_arch_model), x86_64)
216 Src_Files_EXCLUDE += \*x86_32\*
217 endif
219 # Locate all source files in the given directory, excluding files in Src_Files_EXCLUDE.
220 define findsrc
221 $(notdir $(shell find $(1)/. ! -name . -prune \
222 -a \( -name \*.c -o -name \*.cpp -o -name \*.s \) \
223 -a ! \( -name DUMMY $(addprefix -o -name ,$(Src_Files_EXCLUDE)) \)))
224 endef
226 Src_Files := $(foreach e,$(Src_Dirs),$(call findsrc,$(e)))
228 Obj_Files = $(sort $(addsuffix .o,$(basename $(Src_Files))))
230 JVM_OBJ_FILES = $(Obj_Files)
232 vm_version.o: $(filter-out vm_version.o,$(JVM_OBJ_FILES))
234 mapfile : $(MAPFILE) vm.def
235 rm -f $@
236 awk '{ if ($$0 ~ "INSERT VTABLE SYMBOLS HERE") \
237 { system ("cat vm.def"); } \
238 else \
239 { print $$0 } \
240 }' > $@ < $(MAPFILE)
242 mapfile_reorder : mapfile $(REORDERFILE)
243 rm -f $@
244 cat $^ > $@
246 vm.def: $(Res_Files) $(Obj_Files)
247 sh $(GAMMADIR)/make/linux/makefiles/build_vm_def.sh *.o > $@
249 ifeq ($(JVM_VARIANT_ZEROSHARK), true)
250 STATIC_CXX = false
251 else
252 ifeq ($(ZERO_LIBARCH), ppc64)
253 STATIC_CXX = false
254 else
255 STATIC_CXX = true
256 endif
257 endif
259 ifeq ($(LINK_INTO),AOUT)
260 LIBJVM.o =
261 LIBJVM_MAPFILE =
262 LIBS_VM = $(LIBS)
263 else
264 LIBJVM.o = $(JVM_OBJ_FILES)
265 LIBJVM_MAPFILE$(LDNOMAP) = mapfile_reorder
266 LFLAGS_VM$(LDNOMAP) += $(MAPFLAG:FILENAME=$(LIBJVM_MAPFILE))
267 LFLAGS_VM += $(SONAMEFLAG:SONAME=$(LIBJVM))
269 # JVM is statically linked with libgcc[_s] and libstdc++; this is needed to
270 # get around library dependency and compatibility issues. Must use gcc not
271 # g++ to link.
272 ifeq ($(STATIC_CXX), true)
273 LFLAGS_VM += $(STATIC_LIBGCC)
274 LIBS_VM += $(STATIC_STDCXX)
275 else
276 LIBS_VM += -lstdc++
277 endif
279 LIBS_VM += $(LIBS)
280 endif
281 ifeq ($(JVM_VARIANT_ZERO), true)
282 LIBS_VM += $(LIBFFI_LIBS)
283 endif
284 ifeq ($(JVM_VARIANT_ZEROSHARK), true)
285 LIBS_VM += $(LIBFFI_LIBS) $(LLVM_LIBS)
286 LFLAGS_VM += $(LLVM_LDFLAGS)
287 endif
289 LINK_VM = $(LINK_LIB.CC)
291 # rule for building precompiled header
292 $(PRECOMPILED_HEADER):
293 $(QUIETLY) echo Generating precompiled header $@
294 $(QUIETLY) mkdir -p $(PRECOMPILED_HEADER_DIR)
295 $(QUIETLY) $(COMPILE.CXX) $(DEPFLAGS) -x c++-header $(PRECOMPILED_HEADER_SRC) -o $@ $(COMPILE_DONE)
297 # making the library:
299 ifneq ($(JVM_BASE_ADDR),)
300 # By default shared library is linked at base address == 0. Modify the
301 # linker script if JVM prefers a different base location. It can also be
302 # implemented with 'prelink -r'. But 'prelink' is not (yet) available on
303 # our build platform (AS-2.1).
304 LD_SCRIPT = libjvm.so.lds
305 $(LD_SCRIPT): $(LIBJVM_MAPFILE)
306 $(QUIETLY) { \
307 rm -rf $@; \
308 $(LINK_VM) -Wl,--verbose $(LFLAGS_VM) 2>&1 | \
309 sed -e '/^======/,/^======/!d' \
310 -e '/^======/d' \
311 -e 's/0\( + SIZEOF_HEADERS\)/$(JVM_BASE_ADDR)\1/' \
312 > $@; \
313 }
314 LD_SCRIPT_FLAG = -Wl,-T,$(LD_SCRIPT)
315 endif
317 # With more recent Redhat releases (or the cutting edge version Fedora), if
318 # SELinux is configured to be enabled, the runtime linker will fail to apply
319 # the text relocation to libjvm.so considering that it is built as a non-PIC
320 # DSO. To workaround that, we run chcon to libjvm.so after it is built. See
321 # details in bug 6538311.
322 $(LIBJVM): $(LIBJVM.o) $(LIBJVM_MAPFILE) $(LD_SCRIPT)
323 $(QUIETLY) { \
324 echo Linking vm...; \
325 $(LINK_LIB.CXX/PRE_HOOK) \
326 $(LINK_VM) $(LD_SCRIPT_FLAG) \
327 $(LFLAGS_VM) -o $@ $(sort $(LIBJVM.o)) $(LIBS_VM); \
328 $(LINK_LIB.CXX/POST_HOOK) \
329 rm -f $@.1; ln -s $@ $@.1; \
330 if [ \"$(CROSS_COMPILE_ARCH)\" = \"\" ] ; then \
331 if [ -x /usr/sbin/selinuxenabled ] ; then \
332 /usr/sbin/selinuxenabled; \
333 if [ $$? = 0 ] ; then \
334 /usr/bin/chcon -t textrel_shlib_t $@; \
335 if [ $$? != 0 ]; then \
336 echo "ERROR: Cannot chcon $@"; \
337 fi \
338 fi \
339 fi \
340 fi \
341 }
343 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
344 $(QUIETLY) $(OBJCOPY) --only-keep-debug $@ $(LIBJVM_DEBUGINFO)
345 $(QUIETLY) $(OBJCOPY) --add-gnu-debuglink=$(LIBJVM_DEBUGINFO) $@
346 ifeq ($(STRIP_POLICY),all_strip)
347 $(QUIETLY) $(STRIP) $@
348 else
349 ifeq ($(STRIP_POLICY),min_strip)
350 $(QUIETLY) $(STRIP) -g $@
351 # implied else here is no stripping at all
352 endif
353 endif
354 ifeq ($(ZIP_DEBUGINFO_FILES),1)
355 $(ZIPEXE) -q -y $(LIBJVM_DIZ) $(LIBJVM_DEBUGINFO)
356 $(RM) $(LIBJVM_DEBUGINFO)
357 endif
358 endif
360 DEST_SUBDIR = $(JDK_LIBDIR)/$(VM_SUBDIR)
361 DEST_JVM = $(DEST_SUBDIR)/$(LIBJVM)
362 DEST_JVM_DEBUGINFO = $(DEST_SUBDIR)/$(LIBJVM_DEBUGINFO)
363 DEST_JVM_DIZ = $(DEST_SUBDIR)/$(LIBJVM_DIZ)
365 install_jvm: $(LIBJVM)
366 @echo "Copying $(LIBJVM) to $(DEST_JVM)"
367 $(QUIETLY) test -f $(LIBJVM_DEBUGINFO) && \
368 cp -f $(LIBJVM_DEBUGINFO) $(DEST_JVM_DEBUGINFO)
369 $(QUIETLY) test -f $(LIBJVM_DIZ) && \
370 cp -f $(LIBJVM_DIZ) $(DEST_JVM_DIZ)
371 $(QUIETLY) cp -f $(LIBJVM) $(DEST_JVM) && echo "Done"
373 #----------------------------------------------------------------------
374 # Other files
376 # Signal interposition library
377 include $(MAKEFILES_DIR)/jsig.make
379 # Serviceability agent
380 include $(MAKEFILES_DIR)/saproc.make
382 #----------------------------------------------------------------------
384 build: $(LIBJVM) $(LAUNCHER) $(LIBJSIG) $(LIBJVM_DB) $(BUILDLIBSAPROC) dtraceCheck
386 install: install_jvm install_jsig install_saproc
388 .PHONY: default build install install_jvm $(HS_ALT_MAKE)/$(Platform_os_family)/makefiles/$(BUILDARCH).make