1 #
  2 # Copyright (c) 2013, 2020, 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 ($(call check-jvm-feature, g1gc), true)
142   JVM_CFLAGS_FEATURES += -DINCLUDE_G1GC=0
143   JVM_EXCLUDE_PATTERNS += gc/g1
144 endif
145 
146 ifneq ($(call check-jvm-feature, parallelgc), true)
147   JVM_CFLAGS_FEATURES += -DINCLUDE_PARALLELGC=0
148   JVM_EXCLUDE_PATTERNS += gc/parallel
149 endif
150 
151 ifneq ($(call check-jvm-feature, serialgc), true)
152   JVM_CFLAGS_FEATURES += -DINCLUDE_SERIALGC=0
153   JVM_EXCLUDE_PATTERNS += gc/serial
154   # If serial is disabled, we cannot use serial as OldGC in parallel
155   JVM_EXCLUDE_FILES += psMarkSweep.cpp psMarkSweepDecorator.cpp
156 endif
157 
158 ifneq ($(call check-jvm-feature, epsilongc), true)
159   JVM_CFLAGS_FEATURES += -DINCLUDE_EPSILONGC=0
160   JVM_EXCLUDE_PATTERNS += gc/epsilon
161 endif
162 
163 ifneq ($(call check-jvm-feature, zgc), true)
164   JVM_CFLAGS_FEATURES += -DINCLUDE_ZGC=0
165   JVM_EXCLUDE_PATTERNS += gc/z
166 endif
167 
168 ifneq ($(call check-jvm-feature, shenandoahgc), true)
169   JVM_CFLAGS_FEATURES += -DINCLUDE_SHENANDOAHGC=0
170   JVM_EXCLUDE_PATTERNS += gc/shenandoah
171 endif
172 
173 ifneq ($(call check-jvm-feature, jfr), true)
174   JVM_CFLAGS_FEATURES += -DINCLUDE_JFR=0
175   JVM_EXCLUDE_PATTERNS += jfr
176 endif
177 
178 ################################################################################
179 
180 ifeq ($(call check-jvm-feature, link-time-opt), true)
181   # NOTE: Disable automatic opimization level and let the explicit cflag control
182   # optimization level instead. This activates O3 on slowdebug builds, just
183   # like the old build, but it's probably not right.
184   JVM_OPTIMIZATION :=
185   JVM_CFLAGS_FEATURES += -O3 -flto
186   JVM_LDFLAGS_FEATURES += -O3 -flto -fuse-linker-plugin -fno-strict-aliasing
187 endif
188 
189 ifeq ($(call check-jvm-feature, minimal), true)
190   ifeq ($(call check-jvm-feature, link-time-opt), false)
191     JVM_OPTIMIZATION := SIZE
192     OPT_SPEED_SRC := \
193         allocation.cpp \
194         assembler.cpp \
195         barrierSet.cpp \
196         basicLock.cpp \
197         biasedLocking.cpp \
198         bytecode.cpp \
199         bytecodeInterpreter.cpp \
200         c1_Compilation.cpp \
201         c1_Compiler.cpp \
202         c1_GraphBuilder.cpp \
203         c1_LinearScan.cpp \
204         c1_LIR.cpp \
205         ciEnv.cpp \
206         ciObjectFactory.cpp \
207         codeBlob.cpp \
208         constantPool.cpp \
209         constMethod.cpp \
210         classLoader.cpp \
211         classLoaderData.cpp \
212         classFileParser.cpp \
213         classFileStream.cpp \
214         cpCache.cpp \
215         defNewGeneration.cpp \
216         frame_arm.cpp \
217         frame_aarch64.cpp \
218         frame_ppc.cpp \
219         frame_s390.cpp \
220         frame_x86.cpp \
221         genCollectedHeap.cpp \
222         generation.cpp \
223         genMarkSweep.cpp \
224         growableArray.cpp \
225         handles.cpp \
226         hashtable.cpp \
227         heap.cpp \
228         icache.cpp \
229         icache_arm.cpp \
230         icache_aarch64.cpp \
231         icache_ppc.cpp \
232         icache_s390.cpp \
233         icache_x86.cpp \
234         instanceKlass.cpp \
235         invocationCounter.cpp \
236         iterator.cpp \
237         javaCalls.cpp \
238         javaClasses.cpp \
239         jniFastGetField_arm.cpp \
240         jvm.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         metaspace.cpp \
252         mutex.cpp \
253         mutexLocker.cpp \
254         nativeLookup.cpp \
255         objArrayKlass.cpp \
256         os_linux.cpp \
257         os_linux_arm.cpp \
258         resourceArea.cpp \
259         rewriter.cpp \
260         sharedRuntime.cpp \
261         signature.cpp \
262         space.cpp \
263         stackMapTable.cpp \
264         symbolTable.cpp \
265         systemDictionary.cpp \
266         symbol.cpp \
267         synchronizer.cpp \
268         timer.cpp \
269         typeArrayKlass.cpp \
270         unsafe.cpp \
271         utf8.cpp \
272         vmSymbols.cpp \
273         #
274 
275     $(foreach s, $(OPT_SPEED_SRC), \
276         $(eval BUILD_LIBJVM_$s_OPTIMIZATION := HIGHEST_JVM))
277 
278     BUILD_LIBJVM_systemDictionary.cpp_CXXFLAGS := -fno-optimize-sibling-calls
279   endif
280 endif