make/hotspot/lib/JvmFeatures.gmk

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# Copyright (c) 2013, 2017, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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# accompanied this code).
#
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# 2 along with this work; if not, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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$(eval $(call IncludeCustomExtension, hotspot/lib/JvmFeatures.gmk))

################################################################################
# Setup CFLAGS and EXCLUDES for the libjvm compilation, depending on which
# jvm features are selected for this jvm variant.

ifeq ($(call check-jvm-feature, compiler1), true)
  JVM_CFLAGS_FEATURES += -DCOMPILER1
else
  JVM_EXCLUDE_PATTERNS += c1_ c1/
endif

ifeq ($(call check-jvm-feature, compiler2), true)
  JVM_CFLAGS_FEATURES += -DCOMPILER2
  JVM_SRC_DIRS += $(JVM_VARIANT_OUTPUTDIR)/gensrc/adfiles
else
  JVM_EXCLUDES += opto libadt
  JVM_EXCLUDE_FILES += bcEscapeAnalyzer.cpp ciTypeFlow.cpp
  JVM_EXCLUDE_PATTERNS += c2_ runtime_
endif

ifeq ($(call check-jvm-feature, zero), true)
  JVM_CFLAGS_FEATURES += -DZERO -DCC_INTERP -DZERO_LIBARCH='"$(OPENJDK_TARGET_CPU_LEGACY_LIB)"' $(LIBFFI_CFLAGS)
  JVM_LIBS_FEATURES += $(LIBFFI_LIBS)
  ifeq ($(OPENJDK_TARGET_CPU), sparcv9)
    BUILD_LIBJVM_EXTRA_FILES := $(TOPDIR)/src/hotspot/cpu/sparc/memset_with_concurrent_readers_sparc.cpp
  endif
endif

ifeq ($(call check-jvm-feature, minimal), true)
  JVM_CFLAGS_FEATURES += -DMINIMAL_JVM -DVMTYPE=\"Minimal\"
  ifeq ($(OPENJDK_TARGET_OS), linux)
    # Override the default -g with a more liberal strip policy for the minimal JVM
    JVM_STRIPFLAGS := --strip-unneeded
  endif
endif

ifeq ($(call check-jvm-feature, dtrace), true)
  JVM_CFLAGS_FEATURES += -DDTRACE_ENABLED
endif

ifeq ($(call check-jvm-feature, static-build), true)
  JVM_CFLAGS_FEATURES += -DSTATIC_BUILD=1
endif

ifneq ($(call check-jvm-feature, jvmti), true)
  JVM_CFLAGS_FEATURES += -DINCLUDE_JVMTI=0
  JVM_EXCLUDE_FILES += jvmtiGetLoadedClasses.cpp jvmtiThreadState.cpp jvmtiExtensions.cpp \
      jvmtiImpl.cpp jvmtiManageCapabilities.cpp jvmtiRawMonitor.cpp jvmtiUtil.cpp jvmtiTrace.cpp \
      jvmtiCodeBlobEvents.cpp jvmtiEnv.cpp jvmtiRedefineClasses.cpp jvmtiEnvBase.cpp jvmtiEnvThreadState.cpp \
      jvmtiTagMap.cpp jvmtiEventController.cpp evmCompat.cpp jvmtiEnter.xsl jvmtiExport.cpp \
      jvmtiClassFileReconstituter.cpp
endif

ifneq ($(call check-jvm-feature, jvmci), true)
  JVM_CFLAGS_FEATURES += -DINCLUDE_JVMCI=0
  JVM_EXCLUDES += jvmci
  JVM_EXCLUDE_FILES += jvmciCodeInstaller_$(HOTSPOT_TARGET_CPU_ARCH).cpp
endif

ifneq ($(call check-jvm-feature, vm-structs), true)
  JVM_CFLAGS_FEATURES += -DINCLUDE_VM_STRUCTS=0
  JVM_EXCLUDE_FILES += vmStructs.cpp
endif

ifneq ($(call check-jvm-feature, jni-check), true)
  JVM_CFLAGS_FEATURES += -DINCLUDE_JNI_CHECK=0
  JVM_EXCLUDE_FILES += jniCheck.cpp
endif

ifneq ($(call check-jvm-feature, services), true)
  JVM_CFLAGS_FEATURES += -DINCLUDE_SERVICES=0
  JVM_EXCLUDE_FILES += heapDumper.cpp heapInspection.cpp \
      attachListener_$(HOTSPOT_TARGET_OS).cpp attachListener.cpp
endif

ifneq ($(call check-jvm-feature, management), true)
  JVM_CFLAGS_FEATURES += -DINCLUDE_MANAGEMENT=0
endif

ifneq ($(call check-jvm-feature, cds), true)
  JVM_CFLAGS_FEATURES += -DINCLUDE_CDS=0
  JVM_EXCLUDE_FILES += \
      classListParser.cpp \
      classLoaderExt.cpp \
      filemap.cpp \
      metaspaceShared.cpp \
      metaspaceShared_$(HOTSPOT_TARGET_CPU).cpp \
      metaspaceShared_$(HOTSPOT_TARGET_CPU_ARCH).cpp \
      sharedClassUtil.cpp \
      sharedPathsMiscInfo.cpp \
      systemDictionaryShared.cpp \
      #
endif

ifneq ($(call check-jvm-feature, nmt), true)
  JVM_CFLAGS_FEATURES += -DINCLUDE_NMT=0
  JVM_EXCLUDE_FILES += \
      memBaseline.cpp memReporter.cpp mallocTracker.cpp virtualMemoryTracker.cpp nmtCommon.cpp \
      memTracker.cpp nmtDCmd.cpp mallocSiteTable.cpp
endif

ifneq ($(call check-jvm-feature, aot), true)
  JVM_CFLAGS_FEATURES += -DINCLUDE_AOT=0
  JVM_EXCLUDE_FILES += \
      compiledIC_aot_x86_64.cpp compiledIC_aot_aarch64.cpp      \
      compilerRuntime.cpp aotCodeHeap.cpp aotCompiledMethod.cpp \
      aotLoader.cpp compiledIC_aot.cpp
endif

ifneq ($(call check-jvm-feature, cmsgc), true)
  JVM_CFLAGS_FEATURES += -DINCLUDE_CMSGC=0
  JVM_EXCLUDE_PATTERNS += gc/cms
endif

ifneq ($(call check-jvm-feature, g1gc), true)
  JVM_CFLAGS_FEATURES += -DINCLUDE_G1GC=0
  JVM_EXCLUDE_PATTERNS += gc/g1
endif

ifneq ($(call check-jvm-feature, parallelgc), true)
  JVM_CFLAGS_FEATURES += -DINCLUDE_PARALLELGC=0
  JVM_EXCLUDE_PATTERNS += gc/parallel
endif

ifneq ($(call check-jvm-feature, serialgc), true)
  JVM_CFLAGS_FEATURES += -DINCLUDE_SERIALGC=0
  JVM_EXCLUDE_PATTERNS += gc/serial
  # If serial is disabled, we cannot use serial as OldGC in parallel
  JVM_EXCLUDE_FILES += psMarkSweep.cpp psMarkSweepDecorator.cpp
endif

ifneq ($(call check-jvm-feature, jfr), true)
  JVM_CFLAGS_FEATURES += -DINCLUDE_JFR=0
  JVM_EXCLUDE_PATTERNS += jfr
endif

################################################################################

ifeq ($(call check-jvm-feature, link-time-opt), true)
  # NOTE: Disable automatic opimization level and let the explicit cflag control
  # optimization level instead. This activates O3 on slowdebug builds, just
  # like the old build, but it's probably not right.
  JVM_OPTIMIZATION :=
  JVM_CFLAGS_FEATURES += -O3 -flto
  JVM_LDFLAGS_FEATURES += -O3 -flto -fuse-linker-plugin -fno-strict-aliasing
endif

ifeq ($(call check-jvm-feature, minimal), true)
  ifeq ($(call check-jvm-feature, link-time-opt), false)
    JVM_OPTIMIZATION := SIZE
    OPT_SPEED_SRC := \
        allocation.cpp \
        assembler.cpp \
        assembler_linux_arm.cpp \
        barrierSet.cpp \
        basicLock.cpp \
        biasedLocking.cpp \
        bytecode.cpp \
        bytecodeInterpreter.cpp \
        bytecodeInterpreter_x86.cpp \
        c1_Compilation.cpp \
        c1_Compiler.cpp \
        c1_GraphBuilder.cpp \
        c1_LinearScan.cpp \
        c1_LIR.cpp \
        ciEnv.cpp \
        ciObjectFactory.cpp \
        codeBlob.cpp \
        constantPool.cpp \
        constMethod.cpp \
        classLoader.cpp \
        classLoaderData.cpp \
        classFileParser.cpp \
        classFileStream.cpp \
        cpCache.cpp \
        defNewGeneration.cpp \
        frame_arm.cpp \
        genCollectedHeap.cpp \
        generation.cpp \
        genMarkSweep.cpp \
        growableArray.cpp \
        handles.cpp \
        hashtable.cpp \
        heap.cpp \
        icache.cpp \
        icache_arm.cpp \
        instanceKlass.cpp \
        invocationCounter.cpp \
        iterator.cpp \
        javaCalls.cpp \
        javaClasses.cpp \
        jniFastGetField_arm.cpp \
        jvm.cpp \
        jvm_linux.cpp \
        linkResolver.cpp \
        klass.cpp \
        klassVtable.cpp \
        markSweep.cpp \
        memRegion.cpp \
        memoryPool.cpp \
        method.cpp \
        methodHandles.cpp \
        methodHandles_arm.cpp \
        methodLiveness.cpp \
        metablock.cpp \
        metaspace.cpp \
        mutex.cpp \
        mutex_linux.cpp \
        mutexLocker.cpp \
        nativeLookup.cpp \
        objArrayKlass.cpp \
        os_linux.cpp \
        os_linux_arm.cpp \
        placeHolders.cpp \
        quickSort.cpp \
        resourceArea.cpp \
        rewriter.cpp \
        sharedRuntime.cpp \
        signature.cpp \
        space.cpp \
        stackMapTable.cpp \
        symbolTable.cpp \
        systemDictionary.cpp \
        symbol.cpp \
        synchronizer.cpp \
        threadLS_bsd_x86.cpp \
        threadLS_linux_arm.cpp \
        threadLS_linux_x86.cpp \
        timer.cpp \
        typeArrayKlass.cpp \
        unsafe.cpp \
        utf8.cpp \
        vmSymbols.cpp \
        #

    $(foreach s, $(OPT_SPEED_SRC), \
        $(eval BUILD_LIBJVM_$s_OPTIMIZATION := HIGHEST_JVM))

    BUILD_LIBJVM_systemDictionary.cpp_CXXFLAGS := -fno-optimize-sibling-calls
  endif
endif