1 #

     2 # Copyright (c) 2013, 2018, 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/JvmFlags.gmk))

    27 

    28 ################################################################################

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

    30 

    31 # This variable may be added to by a custom extension

    32 JVM_SRC_ROOTS += $(TOPDIR)/src/hotspot

    33 

    34 JVM_SRC_DIRS += $(call uniq, $(wildcard $(foreach d, $(JVM_SRC_ROOTS), \

    35         $d/share \

    36         $d/os/$(HOTSPOT_TARGET_OS) \

    37         $d/os/$(HOTSPOT_TARGET_OS_TYPE) \

    38         $d/cpu/$(HOTSPOT_TARGET_CPU_ARCH) \

    39         $d/os_cpu/$(HOTSPOT_TARGET_OS)_$(HOTSPOT_TARGET_CPU_ARCH) \

    40     ))) \

    41     $(JVM_VARIANT_OUTPUTDIR)/gensrc

    42     #

    43 

    44 JVM_CFLAGS_INCLUDES += \

    45     $(patsubst %,-I%,$(JVM_SRC_DIRS)) \

    46     -I$(TOPDIR)/src/hotspot/share/precompiled \

    47     -I$(TOPDIR)/src/hotspot/share/include \

    48     -I$(TOPDIR)/src/hotspot/os/$(HOTSPOT_TARGET_OS_TYPE)/include \

    49     -I$(SUPPORT_OUTPUTDIR)/modules_include/java.base \

    50     -I$(SUPPORT_OUTPUTDIR)/modules_include/java.base/$(OPENJDK_TARGET_OS_INCLUDE_SUBDIR) \

    51     -I$(TOPDIR)/src/java.base/share/native/libjimage \

    52     #

    53 

    54 # INCLUDE_SUFFIX_* is only meant for including the proper

    55 # platform files. Don't use it to guard code. Use the value of

    56 # HOTSPOT_TARGET_CPU_DEFINE etc. instead.

    57 # Remaining TARGET_ARCH_* is needed to select the cpu specific

    58 # sources for 64-bit ARM ports (arm versus aarch64).

    59 JVM_CFLAGS_TARGET_DEFINES += \

    60     -DTARGET_ARCH_$(HOTSPOT_TARGET_CPU_ARCH) \

    61     -DINCLUDE_SUFFIX_OS=_$(HOTSPOT_TARGET_OS) \

    62     -DINCLUDE_SUFFIX_CPU=_$(HOTSPOT_TARGET_CPU_ARCH) \

    63     -DINCLUDE_SUFFIX_COMPILER=_$(HOTSPOT_TOOLCHAIN_TYPE) \

    64     -DTARGET_COMPILER_$(HOTSPOT_TOOLCHAIN_TYPE) \

    65     -D$(HOTSPOT_TARGET_CPU_DEFINE) \

    66     -DHOTSPOT_LIB_ARCH='"$(OPENJDK_TARGET_CPU_LEGACY_LIB)"' \

    67     #

    68 

    69 ifeq ($(DEBUG_LEVEL), release)

    70   # For hotspot, release builds differ internally between "optimized" and "product"

    71   # in that "optimize" does not define PRODUCT.

    72   ifneq ($(HOTSPOT_DEBUG_LEVEL), optimized)

    73     JVM_CFLAGS_DEBUGLEVEL := -DPRODUCT

    74   endif

    75 else ifeq ($(DEBUG_LEVEL), fastdebug)

    76   JVM_CFLAGS_DEBUGLEVEL := -DASSERT

    77   ifeq ($(filter $(OPENJDK_TARGET_OS), windows aix), )

    78     # NOTE: Old build did not define CHECK_UNHANDLED_OOPS on Windows and AIX.

    79     JVM_CFLAGS_DEBUGLEVEL += -DCHECK_UNHANDLED_OOPS

    80   endif

    81 else ifeq ($(DEBUG_LEVEL), slowdebug)

    82   # _NMT_NOINLINE_ informs NMT that no inlining is done by the compiler

    83   JVM_CFLAGS_DEBUGLEVEL := -DASSERT -D_NMT_NOINLINE_

    84 endif

    85 

    86 JVM_CFLAGS += \

    87     $(JVM_CFLAGS_DEBUGLEVEL) \

    88     $(JVM_CFLAGS_TARGET_DEFINES) \

    89     $(JVM_CFLAGS_FEATURES) \

    90     $(JVM_CFLAGS_INCLUDES) \

    91     $(EXTRA_CFLAGS) \

    92     #

    93 

    94 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp.

    95 ifeq ($(USE_PRECOMPILED_HEADER), false)

    96   JVM_CFLAGS += -DDONT_USE_PRECOMPILED_HEADER

    97 endif