1 #
   2 # Copyright (c) 1999, 2019, 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 and related libraries, included from vm.make in the build
  26 # directory.
  27 
  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
  32 
  33 default: build
  34 
  35 #----------------------------------------------------------------------
  36 # Defs
  37 
  38 GENERATED     = ../generated
  39 DEP_DIR       = $(GENERATED)/dependencies
  40 
  41 # reads the generated files defining the set of .o's and the .o .h dependencies
  42 -include $(DEP_DIR)/*.d
  43 
  44 # read machine-specific adjustments (%%% should do this via buildtree.make?)
  45 ifeq ($(findstring true, $(JVM_VARIANT_ZERO) $(JVM_VARIANT_ZEROSHARK)), true)
  46   include $(MAKEFILES_DIR)/zeroshark.make
  47 else
  48   BUILDARCH_MAKE = $(MAKEFILES_DIR)/$(BUILDARCH).make
  49   ALT_BUILDARCH_MAKE = $(HS_ALT_MAKE)/$(Platform_os_family)/makefiles/$(BUILDARCH).make
  50   include $(if $(wildcard $(ALT_BUILDARCH_MAKE)),$(ALT_BUILDARCH_MAKE),$(BUILDARCH_MAKE))
  51 endif
  52 
  53 # set VPATH so make knows where to look for source files
  54 # Src_Dirs_V is everything in src/share/vm/*, plus the right os/*/vm and cpu/*/vm
  55 # The adfiles directory contains ad_<arch>.[ch]pp.
  56 # The jvmtifiles directory contains jvmti*.[ch]pp
  57 Src_Dirs_V += $(GENERATED)/adfiles $(GENERATED)/jvmtifiles $(GENERATED)/jfrfiles
  58 VPATH += $(Src_Dirs_V:%=%:)
  59 
  60 # set INCLUDES for C preprocessor.
  61 Src_Dirs_I += $(GENERATED)
  62 # The order is important for the precompiled headers to work.
  63 INCLUDES += $(PRECOMPILED_HEADER_DIR:%=-I%) $(Src_Dirs_I:%=-I%)
  64 
  65 # SYMFLAG is used by {jsig,saproc}.make
  66 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
  67   # always build with debug info when we can create .debuginfo files
  68   SYMFLAG = -g
  69 else
  70   ifeq (${VERSION}, debug)
  71     SYMFLAG = -g
  72   else
  73     SYMFLAG =
  74   endif
  75 endif
  76 
  77 # HOTSPOT_RELEASE_VERSION and HOTSPOT_BUILD_VERSION are defined
  78 # in $(GAMMADIR)/make/defs.make
  79 ifeq ($(HOTSPOT_BUILD_VERSION),)
  80   BUILD_VERSION = -DHOTSPOT_RELEASE_VERSION="\"$(HOTSPOT_RELEASE_VERSION)\""
  81 else
  82   BUILD_VERSION = -DHOTSPOT_RELEASE_VERSION="\"$(HOTSPOT_RELEASE_VERSION)-$(HOTSPOT_BUILD_VERSION)\""
  83 endif
  84 
  85 # The following variables are defined in the generated flags.make file.
  86 BUILD_VERSION = -DHOTSPOT_RELEASE_VERSION="\"$(HS_BUILD_VER)\""
  87 JRE_VERSION   = -DJRE_RELEASE_VERSION="\"$(JRE_RELEASE_VER)\""
  88 HS_LIB_ARCH   = -DHOTSPOT_LIB_ARCH=\"$(LIBARCH)\"
  89 BUILD_TARGET  = -DHOTSPOT_BUILD_TARGET="\"$(TARGET)\""
  90 BUILD_USER    = -DHOTSPOT_BUILD_USER="\"$(HOTSPOT_BUILD_USER)\""
  91 VM_DISTRO     = -DHOTSPOT_VM_DISTRO="\"$(HOTSPOT_VM_DISTRO)\""
  92 
  93 CXXFLAGS =           \
  94   ${SYSDEFS}         \
  95   ${INCLUDES}        \
  96   ${BUILD_VERSION}   \
  97   ${BUILD_TARGET}    \
  98   ${BUILD_USER}      \
  99   ${HS_LIB_ARCH}     \
 100   ${VM_DISTRO}
 101 
 102 # This is VERY important! The version define must only be supplied to vm_version.o
 103 # If not, ccache will not re-use the cache at all, since the version string might contain
 104 # a time and date.
 105 CXXFLAGS/vm_version.o += ${JRE_VERSION} ${VERSION_CFLAGS}
 106 CXXFLAGS/arguments.o += ${VERSION_CFLAGS}
 107 
 108 CXXFLAGS/BYFILE = $(CXXFLAGS/$@)
 109 
 110 # File specific flags
 111 CXXFLAGS += $(CXXFLAGS/BYFILE)
 112 
 113 # Large File Support
 114 ifneq ($(LP64), 1)
 115 CXXFLAGS/ostream.o += -D_FILE_OFFSET_BITS=64
 116 endif # ifneq ($(LP64), 1)
 117 
 118 # CFLAGS_WARN holds compiler options to suppress/enable warnings.
 119 CFLAGS += $(CFLAGS_WARN/BYFILE)
 120 
 121 # Do not use C++ exception handling
 122 CFLAGS += $(CFLAGS/NOEX)
 123 
 124 # Extra flags from gnumake's invocation or environment
 125 CFLAGS += $(EXTRA_CFLAGS)
 126 LFLAGS += $(EXTRA_CFLAGS) $(EXTRA_LDFLAGS)
 127 ASFLAGS += $(EXTRA_ASFLAGS)
 128 
 129 # Don't set excutable bit on stack segment
 130 # the same could be done by separate execstack command
 131 LFLAGS += -Xlinker -z -Xlinker noexecstack
 132 
 133 LIBS += -lm -ldl -lpthread
 134 
 135 # By default, link the *.o into the library, not the executable.
 136 LINK_INTO$(LINK_INTO) = LIBJVM
 137 
 138 JDK_LIBDIR = $(JAVA_HOME)/jre/lib/$(LIBARCH)
 139 
 140 #----------------------------------------------------------------------
 141 # jvm_db & dtrace
 142 include $(MAKEFILES_DIR)/dtrace.make
 143 
 144 #----------------------------------------------------------------------
 145 # JVM
 146 
 147 JVM      = jvm
 148 LIBJVM   = lib$(JVM).so
 149 
 150 LIBJVM_DEBUGINFO   = lib$(JVM).debuginfo
 151 LIBJVM_DIZ         = lib$(JVM).diz
 152 
 153 ifeq ($(ENABLE_JFR),false)
 154 EXCLUDE_JFR_PATHS:= -o -name jfr -prune
 155 endif
 156 SPECIAL_PATHS:=adlc c1 gc_implementation opto shark libadt
 157 
 158 SOURCE_PATHS=\
 159   $(shell find $(HS_COMMON_SRC)/share/vm/* -type d \! \
 160       \( -name DUMMY $(foreach dir,$(SPECIAL_PATHS),-o -name $(dir)) $(EXCLUDE_JFR_PATHS) \))
 161 SOURCE_PATHS+=$(HS_COMMON_SRC)/os/$(Platform_os_family)/vm
 162 SOURCE_PATHS+=$(HS_COMMON_SRC)/os/posix/vm
 163 SOURCE_PATHS+=$(HS_COMMON_SRC)/cpu/$(Platform_arch)/vm
 164 SOURCE_PATHS+=$(HS_COMMON_SRC)/os_cpu/$(Platform_os_arch)/vm
 165 
 166 CORE_PATHS=$(foreach path,$(SOURCE_PATHS),$(call altsrc,$(path)) $(path))
 167 CORE_PATHS+=$(GENERATED)/jvmtifiles $(GENERATED)/jfrfiles
 168 
 169 COMPILER1_PATHS := $(call altsrc,$(HS_COMMON_SRC)/share/vm/c1)
 170 COMPILER1_PATHS += $(HS_COMMON_SRC)/share/vm/c1
 171 
 172 COMPILER2_PATHS := $(call altsrc,$(HS_COMMON_SRC)/share/vm/opto)
 173 COMPILER2_PATHS += $(call altsrc,$(HS_COMMON_SRC)/share/vm/libadt)
 174 COMPILER2_PATHS += $(HS_COMMON_SRC)/share/vm/opto
 175 COMPILER2_PATHS += $(HS_COMMON_SRC)/share/vm/libadt
 176 COMPILER2_PATHS += $(GENERATED)/adfiles
 177 
 178 SHARK_PATHS := $(GAMMADIR)/src/share/vm/shark
 179 
 180 # Include dirs per type.
 181 Src_Dirs/CORE      := $(CORE_PATHS)
 182 Src_Dirs/COMPILER1 := $(CORE_PATHS) $(COMPILER1_PATHS)
 183 Src_Dirs/COMPILER2 := $(CORE_PATHS) $(COMPILER2_PATHS)
 184 Src_Dirs/TIERED    := $(CORE_PATHS) $(COMPILER1_PATHS) $(COMPILER2_PATHS)
 185 Src_Dirs/ZERO      := $(CORE_PATHS)
 186 Src_Dirs/SHARK     := $(CORE_PATHS) $(SHARK_PATHS)
 187 Src_Dirs := $(Src_Dirs/$(TYPE))
 188 
 189 COMPILER2_SPECIFIC_FILES := opto libadt bcEscapeAnalyzer.cpp c2_\* runtime_\*
 190 COMPILER1_SPECIFIC_FILES := c1_\*
 191 SHARK_SPECIFIC_FILES     := shark
 192 ZERO_SPECIFIC_FILES      := zero
 193 
 194 # Always exclude these.
 195 Src_Files_EXCLUDE += jsig.c jvmtiEnvRecommended.cpp jvmtiEnvStub.cpp
 196 
 197 # Exclude per type.
 198 Src_Files_EXCLUDE/CORE      := $(COMPILER1_SPECIFIC_FILES) $(COMPILER2_SPECIFIC_FILES) $(ZERO_SPECIFIC_FILES) $(SHARK_SPECIFIC_FILES) ciTypeFlow.cpp
 199 Src_Files_EXCLUDE/COMPILER1 := $(COMPILER2_SPECIFIC_FILES) $(ZERO_SPECIFIC_FILES) $(SHARK_SPECIFIC_FILES) ciTypeFlow.cpp
 200 Src_Files_EXCLUDE/COMPILER2 := $(COMPILER1_SPECIFIC_FILES) $(ZERO_SPECIFIC_FILES) $(SHARK_SPECIFIC_FILES)
 201 Src_Files_EXCLUDE/TIERED    := $(ZERO_SPECIFIC_FILES) $(SHARK_SPECIFIC_FILES)
 202 Src_Files_EXCLUDE/ZERO      := $(COMPILER1_SPECIFIC_FILES) $(COMPILER2_SPECIFIC_FILES) $(SHARK_SPECIFIC_FILES) ciTypeFlow.cpp
 203 Src_Files_EXCLUDE/SHARK     := $(COMPILER1_SPECIFIC_FILES) $(COMPILER2_SPECIFIC_FILES) $(ZERO_SPECIFIC_FILES)
 204 
 205 Src_Files_EXCLUDE +=  $(Src_Files_EXCLUDE/$(TYPE))
 206 
 207 # Special handling of arch model.
 208 ifeq ($(Platform_arch_model), x86_32)
 209 Src_Files_EXCLUDE += \*x86_64\*
 210 endif
 211 ifeq ($(Platform_arch_model), x86_64)
 212 Src_Files_EXCLUDE += \*x86_32\*
 213 endif
 214 
 215 # Alternate vm.make
 216 # This has to be included here to allow changes to the source
 217 # directories and excluded files before they are expanded
 218 # by the definition of Src_Files.
 219 -include $(HS_ALT_MAKE)/$(Platform_os_family)/makefiles/vm.make
 220 
 221 # Locate all source files in the given directory, excluding files in Src_Files_EXCLUDE.
 222 define findsrc
 223         $(notdir $(shell find $(1)/. ! -name . -prune \
 224                 -a \( -name \*.c -o -name \*.cpp -o -name \*.s \) \
 225                 -a ! \( -name DUMMY $(addprefix -o -name ,$(Src_Files_EXCLUDE)) \)))
 226 endef
 227 
 228 Src_Files := $(foreach e,$(Src_Dirs),$(call findsrc,$(e)))
 229 
 230 Obj_Files = $(sort $(addsuffix .o,$(basename $(Src_Files))))
 231 
 232 JVM_OBJ_FILES = $(Obj_Files)
 233 
 234 vm_version.o: $(filter-out vm_version.o,$(JVM_OBJ_FILES))
 235 
 236 mapfile : $(MAPFILE) vm.def mapfile_ext
 237         rm -f $@
 238         awk '{ if ($$0 ~ "INSERT VTABLE SYMBOLS HERE")  \
 239                  { system ("cat mapfile_ext"); system ("cat vm.def"); } \
 240                else                                     \
 241                  { print $$0 }                          \
 242              }' > $@ < $(MAPFILE)
 243 
 244 mapfile_reorder : mapfile $(REORDERFILE)
 245         rm -f $@
 246         cat $^ > $@
 247 
 248 VMDEF_PAT  = ^_ZTV
 249 VMDEF_PAT := ^gHotSpotVM|$(VMDEF_PAT)
 250 VMDEF_PAT := ^UseSharedSpaces$$|$(VMDEF_PAT)
 251 VMDEF_PAT := ^_ZN9Arguments17SharedArchivePathE$$|$(VMDEF_PAT)
 252 
 253 vm.def: $(Res_Files) $(Obj_Files)
 254         $(QUIETLY) $(NM) --defined-only $(Obj_Files) | sort -k3 -u | \
 255         awk '$$3 ~ /$(VMDEF_PAT)/ { print "\t" $$3 ";" }' > $@
 256 
 257 mapfile_ext:
 258         rm -f $@
 259         touch $@
 260         if [ -f $(HS_ALT_MAKE)/linux/makefiles/mapfile-ext ]; then \
 261           cat $(HS_ALT_MAKE)/linux/makefiles/mapfile-ext > $@; \
 262         fi
 263 
 264 ifeq ($(JVM_VARIANT_ZEROSHARK), true)
 265   STATIC_CXX = false
 266 else
 267   ifeq ($(ZERO_LIBARCH), ppc64)
 268     STATIC_CXX = false
 269   else
 270     STATIC_CXX = true
 271   endif
 272 endif
 273 
 274 ifeq ($(LINK_INTO),AOUT)
 275   LIBJVM.o                 =
 276   LIBJVM_MAPFILE           =
 277   LIBS_VM                  = $(LIBS)
 278 else
 279   LIBJVM.o                 = $(JVM_OBJ_FILES)
 280   LIBJVM_MAPFILE$(LDNOMAP) = mapfile_reorder
 281   LFLAGS_VM$(LDNOMAP)      += $(MAPFLAG:FILENAME=$(LIBJVM_MAPFILE))
 282   LFLAGS_VM                += $(SONAMEFLAG:SONAME=$(LIBJVM))
 283 
 284   # JVM is statically linked with libgcc[_s] and libstdc++; this is needed to
 285   # get around library dependency and compatibility issues. Must use gcc not
 286   # g++ to link.
 287   ifeq ($(STATIC_CXX), true)
 288     LFLAGS_VM              += $(STATIC_LIBGCC)
 289     LIBS_VM                += $(STATIC_STDCXX)
 290   else
 291     LIBS_VM                += -lstdc++
 292   endif
 293 
 294   LIBS_VM                  += $(LIBS)
 295 endif
 296 ifeq ($(JVM_VARIANT_ZERO), true)
 297   LIBS_VM += $(LIBFFI_LIBS)
 298 endif
 299 ifeq ($(JVM_VARIANT_ZEROSHARK), true)
 300   LIBS_VM   += $(LIBFFI_LIBS) $(LLVM_LIBS)
 301   LFLAGS_VM += $(LLVM_LDFLAGS)
 302 endif
 303 
 304 LINK_VM = $(LINK_LIB.CC)
 305 
 306 # rule for building precompiled header
 307 $(PRECOMPILED_HEADER):
 308         $(QUIETLY) echo Generating precompiled header $@
 309         $(QUIETLY) mkdir -p $(PRECOMPILED_HEADER_DIR)
 310         $(QUIETLY) $(COMPILE.CXX) $(DEPFLAGS) -x c++-header $(PRECOMPILED_HEADER_SRC) -o $@ $(COMPILE_DONE)
 311 
 312 # making the library:
 313 
 314 ifneq ($(JVM_BASE_ADDR),)
 315 # By default shared library is linked at base address == 0. Modify the
 316 # linker script if JVM prefers a different base location. It can also be
 317 # implemented with 'prelink -r'. But 'prelink' is not (yet) available on
 318 # our build platform (AS-2.1).
 319 LD_SCRIPT = libjvm.so.lds
 320 $(LD_SCRIPT): $(LIBJVM_MAPFILE)
 321         $(QUIETLY) {                                                \
 322           rm -rf $@;                                                \
 323           $(LINK_VM) -Wl,--verbose $(LFLAGS_VM) 2>&1             |  \
 324             sed -e '/^======/,/^======/!d'                          \
 325                 -e '/^======/d'                                     \
 326                 -e 's/0\( + SIZEOF_HEADERS\)/$(JVM_BASE_ADDR)\1/'   \
 327                 > $@;                                               \
 328         }
 329 LD_SCRIPT_FLAG = -Wl,-T,$(LD_SCRIPT)
 330 endif
 331 
 332 # With more recent Redhat releases (or the cutting edge version Fedora), if
 333 # SELinux is configured to be enabled, the runtime linker will fail to apply
 334 # the text relocation to libjvm.so considering that it is built as a non-PIC
 335 # DSO. To workaround that, we run chcon to libjvm.so after it is built. See
 336 # details in bug 6538311.
 337 $(LIBJVM): $(LIBJVM.o) $(LIBJVM_MAPFILE) $(LD_SCRIPT)
 338         $(QUIETLY) {                                                    \
 339             echo Linking vm...;                                         \
 340             $(LINK_LIB.CXX/PRE_HOOK)                                     \
 341             $(LINK_VM) $(LD_SCRIPT_FLAG)                                \
 342                        $(LFLAGS_VM) -o $@ $(sort $(LIBJVM.o)) $(LIBS_VM);       \
 343             $(LINK_LIB.CXX/POST_HOOK)                                    \
 344             rm -f $@.1; ln -s $@ $@.1;                                  \
 345             if [ \"$(CROSS_COMPILE_ARCH)\" = \"\" ] ; then                    \
 346               if [ -x /usr/sbin/selinuxenabled ] ; then                 \
 347                 /usr/sbin/selinuxenabled;                               \
 348                 if [ $$? = 0 ] ; then                                   \
 349                   /usr/bin/chcon -t textrel_shlib_t $@;                 \
 350                   if [ $$? != 0 ]; then                                 \
 351                     echo "ERROR: Cannot chcon $@";                      \
 352                   fi                                                    \
 353                 fi                                                      \
 354               fi                                                        \
 355             fi                                                          \
 356         }
 357 
 358 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
 359   ifneq ($(STRIP_POLICY),no_strip)
 360         $(QUIETLY) $(OBJCOPY) --only-keep-debug $@ $(LIBJVM_DEBUGINFO)
 361         $(QUIETLY) $(OBJCOPY) --add-gnu-debuglink=$(LIBJVM_DEBUGINFO) $@
 362   endif
 363   ifeq ($(STRIP_POLICY),all_strip)
 364         $(QUIETLY) $(STRIP) $@
 365   else
 366     ifeq ($(STRIP_POLICY),min_strip)
 367         $(QUIETLY) $(STRIP) -g $@
 368     endif
 369     # implied else here is no stripping at all
 370   endif
 371   ifneq ($(STRIP_POLICY),no_strip)
 372     ifeq ($(ZIP_DEBUGINFO_FILES),1)
 373         $(ZIPEXE) -q -y $(LIBJVM_DIZ) $(LIBJVM_DEBUGINFO)
 374         $(RM) $(LIBJVM_DEBUGINFO)
 375     endif
 376   endif
 377 endif
 378 
 379 DEST_SUBDIR        = $(JDK_LIBDIR)/$(VM_SUBDIR)
 380 DEST_JVM           = $(DEST_SUBDIR)/$(LIBJVM)
 381 DEST_JVM_DEBUGINFO = $(DEST_SUBDIR)/$(LIBJVM_DEBUGINFO)
 382 DEST_JVM_DIZ       = $(DEST_SUBDIR)/$(LIBJVM_DIZ)
 383 
 384 install_jvm: $(LIBJVM)
 385         @echo "Copying $(LIBJVM) to $(DEST_JVM)"
 386         $(QUIETLY) test -f $(LIBJVM_DEBUGINFO) && \
 387             cp -f $(LIBJVM_DEBUGINFO) $(DEST_JVM_DEBUGINFO)
 388         $(QUIETLY) test -f $(LIBJVM_DIZ) && \
 389             cp -f $(LIBJVM_DIZ) $(DEST_JVM_DIZ)
 390         $(QUIETLY) cp -f $(LIBJVM) $(DEST_JVM) && echo "Done"
 391 
 392 #----------------------------------------------------------------------
 393 # Other files
 394 
 395 # Signal interposition library
 396 include $(MAKEFILES_DIR)/jsig.make
 397 
 398 # Serviceability agent
 399 include $(MAKEFILES_DIR)/saproc.make
 400 
 401 #----------------------------------------------------------------------
 402 
 403 build: $(LIBJVM) $(LAUNCHER) $(LIBJSIG) $(LIBJVM_DB) $(BUILDLIBSAPROC) dtraceCheck
 404 
 405 install: install_jvm install_jsig install_saproc
 406 
 407 .PHONY: default build install install_jvm $(HS_ALT_MAKE)/$(Platform_os_family)/makefiles/$(BUILDARCH).make $(HS_ALT_MAKE)/$(Platform_os_family)/makefiles/vm.make