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Datei: JvmFeatures.gmk Sprache: Shell

#
# Copyright (c) 2013, 2022, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#
# This code is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 only, as
# published by the Free Software Foundation.  Oracle designates this
# particular file as subject to the "Classpath" exception as provided
# by Oracle in the LICENSE file that accompanied this code.
#
# This code is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
# version 2 for more details (a copy is included in the LICENSE file that
# accompanied this code).
#
# You should have received a copy of the GNU General Public License version
# 2 along with this work; if not, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
# or visit www.oracle.com if you need additional information or have any
# questions.
#

$(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_ /c2/
endif

ifeq ($(call check-jvm-feature, zero), true)
  JVM_EXCLUDES += opto libadt
  JVM_EXCLUDE_PATTERNS += c1_ c1/ c2_ runtime_ /c2/
  JVM_EXCLUDE_FILES += templateInterpreter.cpp templateInterpreterGenerator.cpp \
                       bcEscapeAnalyzer.cpp ciTypeFlow.cpp
  JVM_CFLAGS_FEATURES += -DZERO -DZERO_LIBARCH='"$(OPENJDK_TARGET_CPU_LEGACY_LIB)"' $(LIBFFI_CFLAGS)
  JVM_LIBS_FEATURES += $(LIBFFI_LIBS)
  ifeq ($(ENABLE_LIBFFI_BUNDLING), true)
    JVM_LDFLAGS_FEATURES += $(call SET_EXECUTABLE_ORIGIN,/..)
  endif
else
  JVM_EXCLUDE_PATTERNS += /zero/
endif

ifeq ($(JVM_VARIANT), core)
  JVM_CFLAGS_FEATURES += -DVMTYPE=\"Core\"
endif

ifeq ($(JVM_VARIANT), custom)
  JVM_CFLAGS_FEATURES += -DVMTYPE=\"Custom\"
endif

ifeq ($(call check-jvm-feature, minimal), true)
  JVM_CFLAGS_FEATURES += -DMINIMAL_JVM -DVMTYPE=\"Minimal\"
  ifeq ($(call isTargetOs, linux), true)
    # 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 jvmtiTagMapTable.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 += \
      classLoaderDataShared.cpp \
      classLoaderExt.cpp \
      systemDictionaryShared.cpp
  JVM_EXCLUDE_PATTERNS += cds/
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
endif

ifneq ($(call check-jvm-feature, epsilongc), true)
  JVM_CFLAGS_FEATURES += -DINCLUDE_EPSILONGC=0
  JVM_EXCLUDE_PATTERNS += gc/epsilon
endif

ifneq ($(call check-jvm-feature, zgc), true)
  JVM_CFLAGS_FEATURES += -DINCLUDE_ZGC=0
  JVM_EXCLUDE_PATTERNS += gc/z
endif

ifneq ($(call check-jvm-feature, shenandoahgc), true)
  JVM_CFLAGS_FEATURES += -DINCLUDE_SHENANDOAHGC=0
  JVM_EXCLUDE_PATTERNS += gc/shenandoah
endif

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

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

ifeq ($(call check-jvm-feature, link-time-opt), true)
  # Set JVM_OPTIMIZATION directly so other jvm-feature flags can override it
  # later on if desired
  JVM_OPTIMIZATION := HIGHEST_JVM
  ifeq ($(call isCompiler, gcc), true)
    JVM_CFLAGS_FEATURES += -flto -fuse-linker-plugin
    JVM_LDFLAGS_FEATURES += -flto -fuse-linker-plugin -fno-strict-aliasing
  endif
endif

ifeq ($(call check-jvm-feature, opt-size), true)
  JVM_OPTIMIZATION := SIZE
  OPT_SPEED_SRC := \
      allocation.cpp \
      assembler.cpp \
      barrierSet.cpp \
      basicLock.cpp \
      bytecode.cpp \
      bytecodeInterpreter.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 \
      frame_aarch64.cpp \
      frame_ppc.cpp \
      frame_s390.cpp \
      frame_x86.cpp \
      genCollectedHeap.cpp \
      generation.cpp \
      genMarkSweep.cpp \
      growableArray.cpp \
      handles.cpp \
      hashtable.cpp \
      heap.cpp \
      icache.cpp \
      icache_arm.cpp \
      icache_aarch64.cpp \
      icache_ppc.cpp \
      icache_s390.cpp \
      icache_x86.cpp \
      instanceKlass.cpp \
      invocationCounter.cpp \
      iterator.cpp \
      javaCalls.cpp \
      javaClasses.cpp \
      jniFastGetField_arm.cpp \
      jvm.cpp \
      linkResolver.cpp \
      klass.cpp \
      klassVtable.cpp \
      markSweep.cpp \
      memRegion.cpp \
      memoryPool.cpp \
      method.cpp \
      methodHandles.cpp \
      methodHandles_arm.cpp \
      methodLiveness.cpp \
      metaspace.cpp \
      mutex.cpp \
      mutexLocker.cpp \
      nativeLookup.cpp \
      objArrayKlass.cpp \
      os_linux.cpp \
      os_linux_arm.cpp \
      resourceArea.cpp \
      rewriter.cpp \
      sharedRuntime.cpp \
      signature.cpp \
      space.cpp \
      stackMapTable.cpp \
      symbolTable.cpp \
      systemDictionary.cpp \
      symbol.cpp \
      synchronizer.cpp \
      timer.cpp \
      typeArrayKlass.cpp \
      unsafe.cpp \
      utf8.cpp \
      vmSymbols.cpp \
      #

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

  ifneq ($(filter $(TOOLCHAIN_TYPE), gcc clang), )
    BUILD_LIBJVM_systemDictionary.cpp_CXXFLAGS := -fno-optimize-sibling-calls
  endif
endif

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