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Datei: JvmFlags.gmk Sprache: Shell

#
# Copyright (c) 2013, 2021, 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/JvmFlags.gmk))

################################################################################
# Setup JVM_CFLAGS. These are shared between GensrcDtrace.gmk and CompileJvm.gmk.

# This variable may be added to by a custom extension
JVM_SRC_ROOTS += $(TOPDIR)/src/hotspot

JVM_SRC_DIRS += $(call uniq, $(wildcard $(foreach d, $(JVM_SRC_ROOTS), \
        $d/share \
        $d/os/$(HOTSPOT_TARGET_OS) \
        $d/os/$(HOTSPOT_TARGET_OS_TYPE) \
        $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH) \
        $d/os_cpu/$(HOTSPOT_TARGET_OS)_$(HOTSPOT_TARGET_CPU_ARCH) \
    ))) \
    $(JVM_VARIANT_OUTPUTDIR)/gensrc
    #

JVM_CFLAGS_INCLUDES += \
    $(patsubst %,-I%,$(JVM_SRC_DIRS)) \
    -I$(TOPDIR)/src/hotspot/share/precompiled \
    -I$(TOPDIR)/src/hotspot/share/include \
    -I$(TOPDIR)/src/hotspot/os/$(HOTSPOT_TARGET_OS_TYPE)/include \
    -I$(SUPPORT_OUTPUTDIR)/modules_include/java.base \
    -I$(SUPPORT_OUTPUTDIR)/modules_include/java.base/$(OPENJDK_TARGET_OS_INCLUDE_SUBDIR) \
    -I$(TOPDIR)/src/java.base/share/native/libjimage \
    #

# INCLUDE_SUFFIX_* is only meant for including the proper
# platform files. Don't use it to guard code. Use the value of
# HOTSPOT_TARGET_CPU_DEFINE etc. instead.
# Remaining TARGET_ARCH_* is needed to select the cpu specific
# sources for 64-bit ARM ports (arm versus aarch64).
JVM_CFLAGS_TARGET_DEFINES += \
    -DTARGET_ARCH_$(HOTSPOT_TARGET_CPU_ARCH) \
    -DINCLUDE_SUFFIX_OS=_$(HOTSPOT_TARGET_OS) \
    -DINCLUDE_SUFFIX_CPU=_$(HOTSPOT_TARGET_CPU_ARCH) \
    -DINCLUDE_SUFFIX_COMPILER=_$(HOTSPOT_TOOLCHAIN_TYPE) \
    -DTARGET_COMPILER_$(HOTSPOT_TOOLCHAIN_TYPE) \
    -D$(HOTSPOT_TARGET_CPU_DEFINE) \
    -DHOTSPOT_LIB_ARCH='"$(OPENJDK_TARGET_CPU_LEGACY_LIB)"' \
    #

ifeq ($(DEBUG_LEVEL), release)
  # For hotspot, release builds differ internally between "optimized" and "product"
  # in that "optimize" does not define PRODUCT.
  ifneq ($(HOTSPOT_DEBUG_LEVEL), optimized)
    JVM_CFLAGS_DEBUGLEVEL := -DPRODUCT
  endif
else ifeq ($(DEBUG_LEVEL), fastdebug)
  JVM_CFLAGS_DEBUGLEVEL := -DASSERT
  ifeq ($(call isTargetOs, aix), false)
    # NOTE: Old build did not define CHECK_UNHANDLED_OOPS on AIX.
    JVM_CFLAGS_DEBUGLEVEL += -DCHECK_UNHANDLED_OOPS
  endif
else ifeq ($(DEBUG_LEVEL), slowdebug)
  # _NMT_NOINLINE_ informs NMT that no inlining is done by the compiler
  JVM_CFLAGS_DEBUGLEVEL := -DASSERT -D_NMT_NOINLINE_
endif

JVM_CFLAGS += \
    $(JVM_CFLAGS_DEBUGLEVEL) \
    $(JVM_CFLAGS_TARGET_DEFINES) \
    $(JVM_CFLAGS_FEATURES) \
    $(JVM_CFLAGS_INCLUDES) \
    $(EXTRA_CFLAGS) \
    #

# -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp.
ifeq ($(USE_PRECOMPILED_HEADER), false)
  JVM_CFLAGS += -DDONT_USE_PRECOMPILED_HEADER
endif

ifneq ($(HOTSPOT_OVERRIDE_LIBPATH), )
  JVM_CFLAGS += -DOVERRIDE_LIBPATH='"$(HOTSPOT_OVERRIDE_LIBPATH)"'
endif

ifeq ($(ENABLE_COMPATIBLE_CDS_ALIGNMENT), true)
  JVM_CFLAGS += -DCOMPATIBLE_CDS_ALIGNMENT
endif

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