1 #
   2 # Copyright (c) 2013, 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.  Oracle designates this
   8 # particular file as subject to the "Classpath" exception as provided
   9 # by Oracle in the LICENSE file that accompanied this code.
  10 #
  11 # This code is distributed in the hope that it will be useful, but WITHOUT
  12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14 # version 2 for more details (a copy is included in the LICENSE file that
  15 # accompanied this code).
  16 #
  17 # You should have received a copy of the GNU General Public License version
  18 # 2 along with this work; if not, write to the Free Software Foundation,
  19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20 #
  21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22 # or visit www.oracle.com if you need additional information or have any
  23 # questions.
  24 #
  25 
  26 $(eval $(call IncludeCustomExtension, hotspot/lib/JvmFeatures.gmk))
  27 
  28 ################################################################################
  29 # Setup CFLAGS and EXCLUDES for the libjvm compilation, depending on which
  30 # jvm features are selected for this jvm variant.
  31 
  32 ifeq ($(call check-jvm-feature, compiler1), true)
  33   JVM_CFLAGS_FEATURES += -DCOMPILER1
  34 else
  35   JVM_EXCLUDE_PATTERNS += c1_ c1/
  36 endif
  37 
  38 ifeq ($(call check-jvm-feature, compiler2), true)
  39   JVM_CFLAGS_FEATURES += -DCOMPILER2
  40   JVM_SRC_DIRS += $(JVM_VARIANT_OUTPUTDIR)/gensrc/adfiles
  41 else
  42   JVM_EXCLUDES += opto libadt
  43   JVM_EXCLUDE_FILES += bcEscapeAnalyzer.cpp ciTypeFlow.cpp
  44   JVM_EXCLUDE_PATTERNS += c2_ runtime_ /c2/
  45 endif
  46 
  47 ifeq ($(call check-jvm-feature, zero), true)
  48   JVM_CFLAGS_FEATURES += -DZERO -DCC_INTERP -DZERO_LIBARCH='"$(OPENJDK_TARGET_CPU_LEGACY_LIB)"' $(LIBFFI_CFLAGS)
  49   JVM_LIBS_FEATURES += $(LIBFFI_LIBS)
  50   ifeq ($(ENABLE_LIBFFI_BUNDLING), true)
  51     JVM_LDFLAGS_FEATURES += $(call SET_EXECUTABLE_ORIGIN,/..)
  52   endif
  53   ifeq ($(call isTargetCpu, sparcv9), true)
  54     BUILD_LIBJVM_EXTRA_FILES := $(TOPDIR)/src/hotspot/cpu/sparc/memset_with_concurrent_readers_sparc.cpp
  55   endif
  56 endif
  57 
  58 ifeq ($(call check-jvm-feature, minimal), true)
  59   JVM_CFLAGS_FEATURES += -DMINIMAL_JVM -DVMTYPE=\"Minimal\"
  60   ifeq ($(call isTargetOs, linux), true)
  61     # Override the default -g with a more liberal strip policy for the minimal JVM
  62     JVM_STRIPFLAGS := --strip-unneeded
  63   endif
  64 endif
  65 
  66 ifeq ($(call check-jvm-feature, dtrace), true)
  67   JVM_CFLAGS_FEATURES += -DDTRACE_ENABLED
  68 endif
  69 
  70 ifeq ($(call check-jvm-feature, static-build), true)
  71   JVM_CFLAGS_FEATURES += -DSTATIC_BUILD=1
  72 endif
  73 
  74 ifneq ($(call check-jvm-feature, jvmti), true)
  75   JVM_CFLAGS_FEATURES += -DINCLUDE_JVMTI=0
  76   JVM_EXCLUDE_FILES += jvmtiGetLoadedClasses.cpp jvmtiThreadState.cpp jvmtiExtensions.cpp \
  77       jvmtiImpl.cpp jvmtiManageCapabilities.cpp jvmtiRawMonitor.cpp jvmtiUtil.cpp jvmtiTrace.cpp \
  78       jvmtiCodeBlobEvents.cpp jvmtiEnv.cpp jvmtiRedefineClasses.cpp jvmtiEnvBase.cpp jvmtiEnvThreadState.cpp \
  79       jvmtiTagMap.cpp jvmtiEventController.cpp evmCompat.cpp jvmtiEnter.xsl jvmtiExport.cpp \
  80       jvmtiClassFileReconstituter.cpp
  81 endif
  82 
  83 ifneq ($(call check-jvm-feature, jvmci), true)
  84   JVM_CFLAGS_FEATURES += -DINCLUDE_JVMCI=0
  85   JVM_EXCLUDES += jvmci
  86   JVM_EXCLUDE_FILES += jvmciCodeInstaller_$(HOTSPOT_TARGET_CPU_ARCH).cpp
  87 endif
  88 
  89 ifneq ($(call check-jvm-feature, vm-structs), true)
  90   JVM_CFLAGS_FEATURES += -DINCLUDE_VM_STRUCTS=0
  91   JVM_EXCLUDE_FILES += vmStructs.cpp
  92 endif
  93 
  94 ifneq ($(call check-jvm-feature, jni-check), true)
  95   JVM_CFLAGS_FEATURES += -DINCLUDE_JNI_CHECK=0
  96   JVM_EXCLUDE_FILES += jniCheck.cpp
  97 endif
  98 
  99 ifneq ($(call check-jvm-feature, services), true)
 100   JVM_CFLAGS_FEATURES += -DINCLUDE_SERVICES=0
 101   JVM_EXCLUDE_FILES += heapDumper.cpp heapInspection.cpp \
 102       attachListener_$(HOTSPOT_TARGET_OS).cpp attachListener.cpp
 103 endif
 104 
 105 ifneq ($(call check-jvm-feature, management), true)
 106   JVM_CFLAGS_FEATURES += -DINCLUDE_MANAGEMENT=0
 107 endif
 108 
 109 ifneq ($(call check-jvm-feature, cds), true)
 110   JVM_CFLAGS_FEATURES += -DINCLUDE_CDS=0
 111   JVM_EXCLUDE_FILES += \
 112       classListParser.cpp \
 113       classLoaderExt.cpp \
 114       dynamicArchive.cpp \
 115       filemap.cpp \
 116       heapShared.cpp \
 117       metaspaceShared.cpp \
 118       metaspaceShared_$(HOTSPOT_TARGET_CPU).cpp \
 119       metaspaceShared_$(HOTSPOT_TARGET_CPU_ARCH).cpp \
 120       sharedClassUtil.cpp \
 121       sharedPathsMiscInfo.cpp \
 122       systemDictionaryShared.cpp \
 123       #
 124 endif
 125 
 126 ifneq ($(call check-jvm-feature, nmt), true)
 127   JVM_CFLAGS_FEATURES += -DINCLUDE_NMT=0
 128   JVM_EXCLUDE_FILES += \
 129       memBaseline.cpp memReporter.cpp mallocTracker.cpp virtualMemoryTracker.cpp nmtCommon.cpp \
 130       memTracker.cpp nmtDCmd.cpp mallocSiteTable.cpp threadStackTracker.cpp
 131 endif
 132 
 133 ifneq ($(call check-jvm-feature, aot), true)
 134   JVM_CFLAGS_FEATURES += -DINCLUDE_AOT=0
 135   JVM_EXCLUDE_FILES += \
 136       compiledIC_aot_x86_64.cpp compiledIC_aot_aarch64.cpp      \
 137       compilerRuntime.cpp aotCodeHeap.cpp aotCompiledMethod.cpp \
 138       aotLoader.cpp compiledIC_aot.cpp
 139 endif
 140 
 141 ifneq ($(call check-jvm-feature, cmsgc), true)
 142   JVM_CFLAGS_FEATURES += -DINCLUDE_CMSGC=0
 143   JVM_EXCLUDE_PATTERNS += gc/cms
 144 endif
 145 
 146 ifneq ($(call check-jvm-feature, g1gc), true)
 147   JVM_CFLAGS_FEATURES += -DINCLUDE_G1GC=0
 148   JVM_EXCLUDE_PATTERNS += gc/g1
 149 endif
 150 
 151 ifneq ($(call check-jvm-feature, parallelgc), true)
 152   JVM_CFLAGS_FEATURES += -DINCLUDE_PARALLELGC=0
 153   JVM_EXCLUDE_PATTERNS += gc/parallel
 154 endif
 155 
 156 ifneq ($(call check-jvm-feature, serialgc), true)
 157   JVM_CFLAGS_FEATURES += -DINCLUDE_SERIALGC=0
 158   JVM_EXCLUDE_PATTERNS += gc/serial
 159   # If serial is disabled, we cannot use serial as OldGC in parallel
 160   JVM_EXCLUDE_FILES += psMarkSweep.cpp psMarkSweepDecorator.cpp
 161 endif
 162 
 163 ifneq ($(call check-jvm-feature, epsilongc), true)
 164   JVM_CFLAGS_FEATURES += -DINCLUDE_EPSILONGC=0
 165   JVM_EXCLUDE_PATTERNS += gc/epsilon
 166 endif
 167 
 168 ifneq ($(call check-jvm-feature, zgc), true)
 169   JVM_CFLAGS_FEATURES += -DINCLUDE_ZGC=0
 170   JVM_EXCLUDE_PATTERNS += gc/z
 171 endif
 172 
 173 ifneq ($(call check-jvm-feature, shenandoahgc), true)
 174   JVM_CFLAGS_FEATURES += -DINCLUDE_SHENANDOAHGC=0
 175   JVM_EXCLUDE_PATTERNS += gc/shenandoah
 176 endif
 177 
 178 ifneq ($(call check-jvm-feature, jfr), true)
 179   JVM_CFLAGS_FEATURES += -DINCLUDE_JFR=0
 180   JVM_EXCLUDE_PATTERNS += jfr
 181 endif
 182 
 183 ################################################################################
 184 
 185 ifeq ($(call check-jvm-feature, link-time-opt), true)
 186   # NOTE: Disable automatic opimization level and let the explicit cflag control
 187   # optimization level instead. This activates O3 on slowdebug builds, just
 188   # like the old build, but it's probably not right.
 189   JVM_OPTIMIZATION :=
 190   JVM_CFLAGS_FEATURES += -O3 -flto
 191   JVM_LDFLAGS_FEATURES += -O3 -flto -fuse-linker-plugin -fno-strict-aliasing
 192 endif
 193 
 194 ifeq ($(call check-jvm-feature, minimal), true)
 195   ifeq ($(call check-jvm-feature, link-time-opt), false)
 196     JVM_OPTIMIZATION := SIZE
 197     OPT_SPEED_SRC := \
 198         allocation.cpp \
 199         assembler.cpp \
 200         assembler_linux_arm.cpp \
 201         barrierSet.cpp \
 202         basicLock.cpp \
 203         biasedLocking.cpp \
 204         bytecode.cpp \
 205         bytecodeInterpreter.cpp \
 206         bytecodeInterpreter_x86.cpp \
 207         c1_Compilation.cpp \
 208         c1_Compiler.cpp \
 209         c1_GraphBuilder.cpp \
 210         c1_LinearScan.cpp \
 211         c1_LIR.cpp \
 212         ciEnv.cpp \
 213         ciObjectFactory.cpp \
 214         codeBlob.cpp \
 215         constantPool.cpp \
 216         constMethod.cpp \
 217         classLoader.cpp \
 218         classLoaderData.cpp \
 219         classFileParser.cpp \
 220         classFileStream.cpp \
 221         cpCache.cpp \
 222         defNewGeneration.cpp \
 223         frame_arm.cpp \
 224         genCollectedHeap.cpp \
 225         generation.cpp \
 226         genMarkSweep.cpp \
 227         growableArray.cpp \
 228         handles.cpp \
 229         hashtable.cpp \
 230         heap.cpp \
 231         icache.cpp \
 232         icache_arm.cpp \
 233         instanceKlass.cpp \
 234         invocationCounter.cpp \
 235         iterator.cpp \
 236         javaCalls.cpp \
 237         javaClasses.cpp \
 238         jniFastGetField_arm.cpp \
 239         jvm.cpp \
 240         jvm_linux.cpp \
 241         linkResolver.cpp \
 242         klass.cpp \
 243         klassVtable.cpp \
 244         markSweep.cpp \
 245         memRegion.cpp \
 246         memoryPool.cpp \
 247         method.cpp \
 248         methodHandles.cpp \
 249         methodHandles_arm.cpp \
 250         methodLiveness.cpp \
 251         metablock.cpp \
 252         metaspace.cpp \
 253         mutex.cpp \
 254         mutex_linux.cpp \
 255         mutexLocker.cpp \
 256         nativeLookup.cpp \
 257         objArrayKlass.cpp \
 258         os_linux.cpp \
 259         os_linux_arm.cpp \
 260         placeHolders.cpp \
 261         quickSort.cpp \
 262         resourceArea.cpp \
 263         rewriter.cpp \
 264         sharedRuntime.cpp \
 265         signature.cpp \
 266         space.cpp \
 267         stackMapTable.cpp \
 268         symbolTable.cpp \
 269         systemDictionary.cpp \
 270         symbol.cpp \
 271         synchronizer.cpp \
 272         threadLS_bsd_x86.cpp \
 273         threadLS_linux_arm.cpp \
 274         threadLS_linux_x86.cpp \
 275         timer.cpp \
 276         typeArrayKlass.cpp \
 277         unsafe.cpp \
 278         utf8.cpp \
 279         vmSymbols.cpp \
 280         #
 281 
 282     $(foreach s, $(OPT_SPEED_SRC), \
 283         $(eval BUILD_LIBJVM_$s_OPTIMIZATION := HIGHEST_JVM))
 284 
 285     BUILD_LIBJVM_systemDictionary.cpp_CXXFLAGS := -fno-optimize-sibling-calls
 286   endif
 287 endif