1 #
  2 # Copyright (c) 2013, 2025, 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 ################################################################################
 27 
 28 include MakeIncludeStart.gmk
 29 ifeq ($(INCLUDE), true)
 30 
 31 ################################################################################
 32 # Setup CFLAGS and EXCLUDES for the libjvm compilation, depending on which
 33 # jvm features are selected for this jvm variant.
 34 ################################################################################
 35 
 36 ifeq ($(call check-jvm-feature, compiler1), true)
 37   JVM_CFLAGS_FEATURES += -DCOMPILER1
 38 else
 39   JVM_EXCLUDE_PATTERNS += c1_ c1/
 40 endif
 41 
 42 ifeq ($(call check-jvm-feature, compiler2), true)
 43   JVM_CFLAGS_FEATURES += -DCOMPILER2
 44   JVM_SRC_DIRS += $(JVM_VARIANT_OUTPUTDIR)/gensrc/adfiles
 45 else
 46   JVM_EXCLUDES += opto libadt
 47   JVM_EXCLUDE_FILES += bcEscapeAnalyzer.cpp ciTypeFlow.cpp
 48   JVM_EXCLUDE_PATTERNS += c2_ runtime_ /c2/
 49 endif
 50 
 51 ifeq ($(call check-jvm-feature, zero), true)
 52   JVM_EXCLUDES += opto libadt
 53   JVM_EXCLUDE_PATTERNS += c1_ c1/ c2_ runtime_ /c2/
 54   JVM_EXCLUDE_FILES += templateInterpreter.cpp templateInterpreterGenerator.cpp \
 55                        bcEscapeAnalyzer.cpp ciTypeFlow.cpp macroAssembler_common.cpp
 56   JVM_CFLAGS_FEATURES += -DZERO -DZERO_LIBARCH='"$(OPENJDK_TARGET_CPU_LEGACY_LIB)"' $(LIBFFI_CFLAGS)
 57   JVM_LIBS_FEATURES += $(LIBFFI_LIBS)
 58   ifeq ($(ENABLE_LIBFFI_BUNDLING), true)
 59     JVM_LDFLAGS_FEATURES += $(call SET_EXECUTABLE_ORIGIN,/..)
 60   endif
 61 else
 62   JVM_EXCLUDE_PATTERNS += /zero/
 63 endif
 64 
 65 ifeq ($(JVM_VARIANT), core)
 66   JVM_CFLAGS_FEATURES += -DVMTYPE=\"Core\"
 67 endif
 68 
 69 ifeq ($(JVM_VARIANT), custom)
 70   JVM_CFLAGS_FEATURES += -DVMTYPE=\"Custom\"
 71 endif
 72 
 73 ifeq ($(call check-jvm-feature, minimal), true)
 74   JVM_CFLAGS_FEATURES += -DMINIMAL_JVM -DVMTYPE=\"Minimal\"
 75   ifeq ($(call isTargetOs, linux), true)
 76     # Override the default -g with a more liberal strip policy for the
 77     # minimal JVM
 78     JVM_STRIPFLAGS := --strip-unneeded
 79   endif
 80 endif
 81 
 82 ifeq ($(call check-jvm-feature, dtrace), true)
 83   JVM_CFLAGS_FEATURES += -DDTRACE_ENABLED
 84 endif
 85 
 86 ifneq ($(call check-jvm-feature, jvmti), true)
 87   JVM_CFLAGS_FEATURES += -DINCLUDE_JVMTI=0
 88   JVM_EXCLUDE_FILES += jvmtiGetLoadedClasses.cpp jvmtiThreadState.cpp \
 89       jvmtiExtensions.cpp jvmtiImpl.cpp jvmtiManageCapabilities.cpp \
 90       jvmtiRawMonitor.cpp jvmtiUtil.cpp jvmtiTrace.cpp jvmtiCodeBlobEvents.cpp \
 91       jvmtiEnv.cpp jvmtiRedefineClasses.cpp jvmtiEnvBase.cpp \
 92       jvmtiEnvThreadState.cpp jvmtiTagMap.cpp jvmtiEventController.cpp \
 93       evmCompat.cpp jvmtiEnter.xsl jvmtiExport.cpp \
 94       jvmtiClassFileReconstituter.cpp jvmtiTagMapTable.cpp jvmtiAgent.cpp \
 95       jvmtiAgentList.cpp jfrJvmtiAgent.cpp
 96 endif
 97 
 98 ifneq ($(call check-jvm-feature, jvmci), true)
 99   JVM_CFLAGS_FEATURES += -DINCLUDE_JVMCI=0
100   JVM_EXCLUDES += jvmci
101   JVM_EXCLUDE_FILES += jvmciCodeInstaller_$(HOTSPOT_TARGET_CPU_ARCH).cpp
102 endif
103 
104 ifneq ($(call check-jvm-feature, vm-structs), true)
105   JVM_CFLAGS_FEATURES += -DINCLUDE_VM_STRUCTS=0
106   JVM_EXCLUDE_FILES += vmStructs.cpp
107 endif
108 
109 ifneq ($(call check-jvm-feature, jni-check), true)
110   JVM_CFLAGS_FEATURES += -DINCLUDE_JNI_CHECK=0
111   JVM_EXCLUDE_FILES += jniCheck.cpp
112 endif
113 
114 ifneq ($(call check-jvm-feature, services), true)
115   JVM_CFLAGS_FEATURES += -DINCLUDE_SERVICES=0
116   JVM_EXCLUDE_FILES += heapDumper.cpp heapInspection.cpp \
117       attachListener_$(HOTSPOT_TARGET_OS).cpp attachListener.cpp
118 endif
119 
120 ifneq ($(call check-jvm-feature, management), true)
121   JVM_CFLAGS_FEATURES += -DINCLUDE_MANAGEMENT=0
122 endif
123 
124 ifneq ($(call check-jvm-feature, cds), true)
125   JVM_CFLAGS_FEATURES += -DINCLUDE_CDS=0
126   JVM_EXCLUDE_FILES += \
127       classLoaderDataShared.cpp \
128       classLoaderExt.cpp \
129       systemDictionaryShared.cpp
130   JVM_EXCLUDE_PATTERNS += cds/
131 endif
132 
133 ifneq ($(call check-jvm-feature, g1gc), true)
134   JVM_CFLAGS_FEATURES += -DINCLUDE_G1GC=0
135   JVM_EXCLUDE_PATTERNS += gc/g1
136 endif
137 
138 ifneq ($(call check-jvm-feature, parallelgc), true)
139   JVM_CFLAGS_FEATURES += -DINCLUDE_PARALLELGC=0
140   JVM_EXCLUDE_PATTERNS += gc/parallel
141 endif
142 
143 ifneq ($(call check-jvm-feature, serialgc), true)
144   JVM_CFLAGS_FEATURES += -DINCLUDE_SERIALGC=0
145   JVM_EXCLUDE_PATTERNS += gc/serial
146 endif
147 
148 ifneq ($(call check-jvm-feature, epsilongc), true)
149   JVM_CFLAGS_FEATURES += -DINCLUDE_EPSILONGC=0
150   JVM_EXCLUDE_PATTERNS += gc/epsilon
151 endif
152 
153 ifneq ($(call check-jvm-feature, zgc), true)
154   JVM_CFLAGS_FEATURES += -DINCLUDE_ZGC=0
155   JVM_EXCLUDE_PATTERNS += gc/z
156 endif
157 
158 ifneq ($(call check-jvm-feature, shenandoahgc), true)
159   JVM_CFLAGS_FEATURES += -DINCLUDE_SHENANDOAHGC=0
160   JVM_EXCLUDE_PATTERNS += gc/shenandoah
161 endif
162 
163 ifneq ($(call check-jvm-feature, jfr), true)
164   JVM_CFLAGS_FEATURES += -DINCLUDE_JFR=0
165   JVM_EXCLUDE_PATTERNS += jfr
166   JVM_EXCLUDE_FILES += compilerEvent.cpp
167 endif
168 
169 ################################################################################
170 
171 ifeq ($(call check-jvm-feature, link-time-opt), true)
172   # Set JVM_OPTIMIZATION directly so other jvm-feature flags can override it
173   # later on if desired
174   JVM_OPTIMIZATION := HIGHEST_JVM
175   ifeq ($(call isCompiler, gcc), true)
176     JVM_CFLAGS_FEATURES += -flto=auto -fuse-linker-plugin -fno-strict-aliasing \
177         -fno-fat-lto-objects
178     JVM_LDFLAGS_FEATURES += $(CXX_O_FLAG_HIGHEST_JVM) -flto=auto \
179         -fuse-linker-plugin -fno-strict-aliasing
180   else ifeq ($(call isCompiler, clang), true)
181     JVM_CFLAGS_FEATURES += -flto -fno-strict-aliasing
182     ifeq ($(call isBuildOs, aix), true)
183       JVM_CFLAGS_FEATURES += -ffat-lto-objects
184     endif
185     JVM_LDFLAGS_FEATURES += $(CXX_O_FLAG_HIGHEST_JVM) -flto -fno-strict-aliasing
186   else ifeq ($(call isCompiler, microsoft), true)
187     JVM_CFLAGS_FEATURES += -GL
188     JVM_LDFLAGS_FEATURES += -LTCG:INCREMENTAL
189   endif
190 else
191   ifeq ($(call isCompiler, gcc), true)
192     JVM_LDFLAGS_FEATURES += -O1
193   endif
194 endif
195 
196 ifeq ($(call check-jvm-feature, opt-size), true)
197   JVM_OPTIMIZATION := SIZE
198   OPT_SPEED_SRC := \
199       allocation.cpp \
200       assembler.cpp \
201       barrierSet.cpp \
202       basicLock.cpp \
203       bytecode.cpp \
204       bytecodeInterpreter.cpp \
205       c1_Compilation.cpp \
206       c1_Compiler.cpp \
207       c1_GraphBuilder.cpp \
208       c1_LinearScan.cpp \
209       c1_LIR.cpp \
210       ciEnv.cpp \
211       ciObjectFactory.cpp \
212       codeBlob.cpp \
213       constantPool.cpp \
214       constMethod.cpp \
215       classLoader.cpp \
216       classLoaderData.cpp \
217       classFileParser.cpp \
218       classFileStream.cpp \
219       cpCache.cpp \
220       defNewGeneration.cpp \
221       frame_arm.cpp \
222       frame_aarch64.cpp \
223       frame_ppc.cpp \
224       frame_s390.cpp \
225       frame_x86.cpp \
226       generation.cpp \
227       growableArray.cpp \
228       handles.cpp \
229       heap.cpp \
230       icache.cpp \
231       icache_arm.cpp \
232       icache_aarch64.cpp \
233       icache_ppc.cpp \
234       icache_s390.cpp \
235       icache_x86.cpp \
236       instanceKlass.cpp \
237       invocationCounter.cpp \
238       iterator.cpp \
239       javaCalls.cpp \
240       javaClasses.cpp \
241       jniFastGetField_arm.cpp \
242       jvm.cpp \
243       linkResolver.cpp \
244       klass.cpp \
245       klassVtable.cpp \
246       memRegion.cpp \
247       memoryPool.cpp \
248       method.cpp \
249       methodHandles.cpp \
250       methodHandles_arm.cpp \
251       methodLiveness.cpp \
252       metaspace.cpp \
253       mutex.cpp \
254       mutexLocker.cpp \
255       nativeLookup.cpp \
256       objArrayKlass.cpp \
257       os_linux.cpp \
258       os_linux_arm.cpp \
259       resourceArea.cpp \
260       rewriter.cpp \
261       sharedRuntime.cpp \
262       signature.cpp \
263       space.cpp \
264       stackMapTable.cpp \
265       symbolTable.cpp \
266       systemDictionary.cpp \
267       symbol.cpp \
268       synchronizer.cpp \
269       timer.cpp \
270       typeArrayKlass.cpp \
271       unsafe.cpp \
272       utf8.cpp \
273       vmSymbols.cpp \
274       #
275 
276   $(foreach s, $(OPT_SPEED_SRC), \
277       $(eval BUILD_LIBJVM_$s_OPTIMIZATION := HIGHEST_JVM))
278 
279   ifneq ($(filter $(TOOLCHAIN_TYPE), gcc clang), )
280     BUILD_LIBJVM_systemDictionary.cpp_CXXFLAGS := -fno-optimize-sibling-calls
281   endif
282 endif
283 
284 ################################################################################
285 
286 endif # include guard
287 include MakeIncludeEnd.gmk