jdk

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#
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# Copyright (c) 2013, 2023, Oracle and/or its affiliates. All rights reserved.
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# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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#
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# This code is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 2 only, as
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# published by the Free Software Foundation.  Oracle designates this
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# particular file as subject to the "Classpath" exception as provided
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# by Oracle in the LICENSE file that accompanied this code.
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#
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# This code is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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# version 2 for more details (a copy is included in the LICENSE file that
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# accompanied this code).
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#
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# You should have received a copy of the GNU General Public License version
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# 2 along with this work; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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# or visit www.oracle.com if you need additional information or have any
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# questions.
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#
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$(eval $(call IncludeCustomExtension, hotspot/lib/JvmFlags.gmk))
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################################################################################
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# Setup JVM_CFLAGS. These are shared between GensrcDtrace.gmk and CompileJvm.gmk.
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# This variable may be added to by a custom extension
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JVM_SRC_ROOTS += $(TOPDIR)/src/hotspot
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JVM_SRC_DIRS += $(call uniq, $(wildcard $(foreach d, $(JVM_SRC_ROOTS), \
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        $d/share \
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        $d/os/$(HOTSPOT_TARGET_OS) \
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        $d/os/$(HOTSPOT_TARGET_OS_TYPE) \
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        $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH) \
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        $d/os_cpu/$(HOTSPOT_TARGET_OS)_$(HOTSPOT_TARGET_CPU_ARCH) \
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    ))) \
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    $(JVM_VARIANT_OUTPUTDIR)/gensrc
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    #
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JVM_CFLAGS_INCLUDES += \
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    $(patsubst %,-I%,$(JVM_SRC_DIRS)) \
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    -I$(TOPDIR)/src/hotspot/share/precompiled \
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    -I$(TOPDIR)/src/hotspot/share/include \
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    -I$(TOPDIR)/src/hotspot/os/$(HOTSPOT_TARGET_OS_TYPE)/include \
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    -I$(SUPPORT_OUTPUTDIR)/modules_include/java.base \
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    -I$(SUPPORT_OUTPUTDIR)/modules_include/java.base/$(OPENJDK_TARGET_OS_INCLUDE_SUBDIR) \
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    -I$(TOPDIR)/src/java.base/share/native/libjimage \
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    #
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# INCLUDE_SUFFIX_* is only meant for including the proper
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# platform files. Don't use it to guard code. Use the value of
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# HOTSPOT_TARGET_CPU_DEFINE etc. instead.
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# Remaining TARGET_ARCH_* is needed to select the cpu specific
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# sources for 64-bit ARM ports (arm versus aarch64).
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JVM_CFLAGS_TARGET_DEFINES += \
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    -DTARGET_ARCH_$(HOTSPOT_TARGET_CPU_ARCH) \
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    -DINCLUDE_SUFFIX_OS=_$(HOTSPOT_TARGET_OS) \
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    -DINCLUDE_SUFFIX_CPU=_$(HOTSPOT_TARGET_CPU_ARCH) \
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    -DINCLUDE_SUFFIX_COMPILER=_$(HOTSPOT_TOOLCHAIN_TYPE) \
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    -DTARGET_COMPILER_$(HOTSPOT_TOOLCHAIN_TYPE) \
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    -D$(HOTSPOT_TARGET_CPU_DEFINE) \
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    -DHOTSPOT_LIB_ARCH='"$(OPENJDK_TARGET_CPU_LEGACY_LIB)"' \
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    #
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ifeq ($(DEBUG_LEVEL), release)
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  # release builds disable uses of assert macro from <assert.h>.
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  JVM_CFLAGS_DEBUGLEVEL := -DNDEBUG
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  # For hotspot, release builds differ internally between "optimized" and "product"
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  # in that "optimize" does not define PRODUCT.
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  ifneq ($(HOTSPOT_DEBUG_LEVEL), optimized)
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    JVM_CFLAGS_DEBUGLEVEL += -DPRODUCT
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  endif
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else ifeq ($(DEBUG_LEVEL), fastdebug)
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  JVM_CFLAGS_DEBUGLEVEL := -DASSERT
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  ifeq ($(call isTargetOs, aix), false)
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    # NOTE: Old build did not define CHECK_UNHANDLED_OOPS on AIX.
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    JVM_CFLAGS_DEBUGLEVEL += -DCHECK_UNHANDLED_OOPS
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  endif
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else ifeq ($(DEBUG_LEVEL), slowdebug)
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  # _NMT_NOINLINE_ informs NMT that no inlining is done by the compiler
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  JVM_CFLAGS_DEBUGLEVEL := -DASSERT -D_NMT_NOINLINE_
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endif
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JVM_CFLAGS += \
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    $(JVM_CFLAGS_DEBUGLEVEL) \
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    $(JVM_CFLAGS_TARGET_DEFINES) \
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    $(JVM_CFLAGS_FEATURES) \
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    $(JVM_CFLAGS_INCLUDES) \
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    $(EXTRA_CFLAGS) \
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    #
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# -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp.
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ifeq ($(USE_PRECOMPILED_HEADER), false)
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  JVM_CFLAGS += -DDONT_USE_PRECOMPILED_HEADER
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endif
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ifneq ($(HOTSPOT_OVERRIDE_LIBPATH), )
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  JVM_CFLAGS += -DOVERRIDE_LIBPATH='"$(HOTSPOT_OVERRIDE_LIBPATH)"'
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endif
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ifeq ($(ENABLE_COMPATIBLE_CDS_ALIGNMENT), true)
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  JVM_CFLAGS += -DCOMPATIBLE_CDS_ALIGNMENT
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endif
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