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make/hotspot/lib/JvmFlags.gmk
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@@ -21,25 +21,14 @@
# 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.
#
-# Include support files that will setup compiler flags due to the selected
-# jvm feature set, and specific file overrides.
-include lib/JvmFeatures.gmk
-include lib/JvmOverrideFiles.gmk
-
-$(eval $(call IncludeCustomExtension, hotspot/lib/CompileJvm.gmk))
-
-################################################################################
-# Setup compilation of the main Hotspot native library (libjvm).
-
-JVM_OUTPUTDIR := $(JVM_VARIANT_OUTPUTDIR)/libjvm
-JVM_MAPFILE := $(JVM_OUTPUTDIR)/mapfile
+$(eval $(call IncludeCustomExtension, hotspot/lib/JvmFlags.gmk))
################################################################################
-# Platform independent setup
+# 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), \
@@ -47,17 +36,15 @@
$d/os/$(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/jvmtifiles \
- $(JVM_VARIANT_OUTPUTDIR)/gensrc/tracefiles \
+ $(JVM_VARIANT_OUTPUTDIR)/gensrc
#
JVM_CFLAGS_INCLUDES += \
- $(patsubst %,-I%,$(filter-out $(JVM_VARIANT_OUTPUTDIR)/gensrc/%, $(JVM_SRC_DIRS))) \
- -I$(JVM_VARIANT_OUTPUTDIR)/gensrc \
+ $(patsubst %,-I%,$(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) \
@@ -102,229 +89,9 @@
$(JVM_CFLAGS_FEATURES) \
$(JVM_CFLAGS_INCLUDES) \
$(EXTRA_CFLAGS) \
#
-JVM_LDFLAGS += \
- $(SHARED_LIBRARY_FLAGS) \
- $(JVM_LDFLAGS_FEATURES) \
- $(EXTRA_LDFLAGS) \
- #
-
-JVM_LIBS += \
- $(JVM_LIBS_FEATURES) \
- #
-
-# These files and directories are always excluded
-JVM_EXCLUDE_FILES += args.cc
-JVM_EXCLUDES += adlc
-
-# Needed by vm_version.cpp
-ifeq ($(OPENJDK_TARGET_CPU), x86_64)
- OPENJDK_TARGET_CPU_VM_VERSION := amd64
-else ifeq ($(OPENJDK_TARGET_CPU), sparcv9)
- OPENJDK_TARGET_CPU_VM_VERSION := sparc
-else ifeq ($(HOTSPOT_TARGET_CPU_ARCH), arm)
- ifeq ($(OPENJDK_TARGET_CPU), aarch64)
- # This sets the Oracle Aarch64 port to use arm64
- # while the original Aarch64 port uses aarch64
- OPENJDK_TARGET_CPU_VM_VERSION := arm64
- endif
-else
- OPENJDK_TARGET_CPU_VM_VERSION := $(OPENJDK_TARGET_CPU)
-endif
-
-CFLAGS_VM_VERSION := \
- $(VERSION_CFLAGS) \
- -DHOTSPOT_VERSION_STRING='"$(VERSION_STRING)"' \
- -DDEBUG_LEVEL='"$(DEBUG_LEVEL)"' \
- -DHOTSPOT_BUILD_USER='"$(USERNAME)"' \
- -DHOTSPOT_VM_DISTRO='"$(HOTSPOT_VM_DISTRO)"' \
- -DCPU='"$(OPENJDK_TARGET_CPU_VM_VERSION)"' \
- #
-
# -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp.
ifeq ($(USE_PRECOMPILED_HEADER), false)
JVM_CFLAGS += -DDONT_USE_PRECOMPILED_HEADER
endif
-
-################################################################################
-# Platform specific setup
-
-# ARM source selection
-
-ifeq ($(OPENJDK_TARGET_OS)-$(OPENJDK_TARGET_CPU), linux-arm)
- JVM_EXCLUDE_PATTERNS += arm_64
-
-else ifeq ($(OPENJDK_TARGET_OS)-$(OPENJDK_TARGET_CPU), linux-aarch64)
- # For 64-bit arm builds, we use the 64 bit hotspot/src/cpu/arm
- # hotspot sources if HOTSPOT_TARGET_CPU_ARCH is set to arm.
- # Exclude the aarch64 and 32 bit arm files for this build.
- ifeq ($(HOTSPOT_TARGET_CPU_ARCH), arm)
- JVM_EXCLUDE_PATTERNS += arm_32 aarch64
- endif
-endif
-
-ifneq ($(filter $(OPENJDK_TARGET_OS), linux macosx windows), )
- JVM_PRECOMPILED_HEADER := $(TOPDIR)/src/hotspot/share/precompiled/precompiled.hpp
-endif
-
-ifeq ($(OPENJDK_TARGET_CPU), x86)
- JVM_EXCLUDE_PATTERNS += x86_64
-else ifeq ($(OPENJDK_TARGET_CPU), x86_64)
- JVM_EXCLUDE_PATTERNS += x86_32
-endif
-
-# Inline assembly for solaris
-ifeq ($(OPENJDK_TARGET_OS), solaris)
- ifeq ($(OPENJDK_TARGET_CPU), x86_64)
- JVM_CFLAGS += $(TOPDIR)/src/hotspot/os_cpu/solaris_x86/solaris_x86_64.il
- else ifeq ($(OPENJDK_TARGET_CPU), sparcv9)
- JVM_CFLAGS += $(TOPDIR)/src/hotspot/os_cpu/solaris_sparc/solaris_sparc.il
- endif
-endif
-
-ifeq ($(OPENJDK_TARGET_OS)-$(OPENJDK_TARGET_CPU), solaris-sparcv9)
- ifeq ($(COMPILE_WITH_DEBUG_SYMBOLS), false)
- # NOTE: In the old build, we weirdly enough set -g/-g0 always, regardless
- # of if debug symbols were needed. Without it, compilation fails on
- # sparc! :-(
- JVM_CFLAGS += -g0
- endif
-endif
-
-ifeq ($(OPENJDK_TARGET_OS), windows)
- ifeq ($(OPENJDK_TARGET_CPU_BITS), 64)
- RC_DESC := 64-Bit$(SPACE)
- endif
- JVM_RCFLAGS += -D"HS_FILEDESC=$(HOTSPOT_VM_DISTRO) $(RC_DESC)$(JVM_VARIANT) VM"
-endif
-
-JVM_OPTIMIZATION ?= HIGHEST_JVM
-
-# Need to set JVM_STRIPFLAGS to the default value from SPEC since the STRIPFLAGS
-# parameter to SetupNativeCompilation allows an empty value to override the
-# default.
-JVM_STRIPFLAGS ?= $(STRIPFLAGS)
-
-################################################################################
-# Now set up the actual compilation of the main hotspot native library
-
-$(eval $(call SetupNativeCompilation, BUILD_LIBJVM, \
- NAME := jvm, \
- TOOLCHAIN := TOOLCHAIN_LINK_CXX, \
- OUTPUT_DIR := $(JVM_LIB_OUTPUTDIR), \
- SRC := $(JVM_SRC_DIRS), \
- EXTRA_FILES := $(DTRACE_EXTRA_SOURCE_FILES), \
- EXCLUDES := $(JVM_EXCLUDES), \
- EXCLUDE_FILES := $(JVM_EXCLUDE_FILES), \
- EXCLUDE_PATTERNS := $(JVM_EXCLUDE_PATTERNS), \
- EXTRA_OBJECT_FILES := $(DTRACE_EXTRA_OBJECT_FILES), \
- CFLAGS := $(JVM_CFLAGS), \
- vm_version.cpp_CXXFLAGS := $(CFLAGS_VM_VERSION), \
- arguments.cpp_CXXFLAGS := $(CFLAGS_VM_VERSION), \
- DISABLED_WARNINGS_clang := tautological-compare, \
- DISABLED_WARNINGS_xlc := 1540-0216 1540-0198 1540-1090 1540-1639 \
- 1540-1088 1500-010, \
- ASFLAGS := $(JVM_ASFLAGS), \
- LDFLAGS := $(JVM_LDFLAGS), \
- LIBS := $(JVM_LIBS), \
- OPTIMIZATION := $(JVM_OPTIMIZATION), \
- OBJECT_DIR := $(JVM_OUTPUTDIR)/objs, \
- MAPFILE := $(JVM_MAPFILE), \
- USE_MAPFILE_FOR_SYMBOLS := true, \
- STRIPFLAGS := $(JVM_STRIPFLAGS), \
- EMBED_MANIFEST := true, \
- RC_FLAGS := $(JVM_RCFLAGS), \
- VERSIONINFO_RESOURCE := $(TOPDIR)/src/hotspot/os/windows/version.rc, \
- PRECOMPILED_HEADER := $(JVM_PRECOMPILED_HEADER), \
- PRECOMPILED_HEADER_EXCLUDE := $(JVM_PRECOMPILED_HEADER_EXCLUDE), \
-))
-
-ifeq ($(OPENJDK_TARGET_OS), windows)
- # It doesn't matter which jvm.lib file gets exported, but we need
- # to pick just one.
- ifeq ($(JVM_VARIANT), $(JVM_VARIANT_MAIN))
- $(eval $(call SetupCopyFiles, COPY_JVM_LIB, \
- DEST := $(LIB_OUTPUTDIR), \
- FILES :=$(BUILD_LIBJVM_IMPORT_LIBRARY), \
- ))
- TARGETS += $(COPY_JVM_LIB)
- endif
-endif
-
-# AIX warning explanation:
-# 1500-010 : (W) WARNING in ...: Infinite loop. Program may not stop.
-# There are several infinite loops in the vm, so better suppress.
-# 1540-0198 : (W) The omitted keyword "private" is assumed for base class "...".
-# 1540-0216 : (W) An expression of type .. cannot be converted to type ..
-# In hotspot this fires for functionpointer to pointer conversions
-# 1540-1088 : (W) The exception specification is being ignored.
-# In hotspot this is caused by throw() in declaration of new() in nmethod.hpp.
-# 1540-1090 : (I) The destructor of "..." might not be called.
-# 1540-1639 : (I) The behavior of long type bit fields has changed ...
-
-# Include mapfile generation. It relies on BUILD_LIBJVM_ALL_OBJS which is only
-# defined after the above call to BUILD_LIBJVM. Mapfile will be generated
-# after all object files are built, but before the jvm library is linked.
-include lib/JvmMapfile.gmk
-
-TARGETS += $(BUILD_LIBJVM)
-
-################################################################################
-# Hotspot disallows the use of global operators 'new' and 'delete'. This build
-# time check helps enforce this requirement. If you trigger this check and the
-# reference is not obvious from the source, GNU objdump can be used to help find
-# the reference if compiled with GCC:
-#
-# objdump -lrdSC <path/to/file.o>
-#
-# -C demangle
-# -d disassemble
-# -r print relocation entries, interspersed with the disassembly
-# -S print source code, intermixed with disassembly
-# -l include filenames and line numbers
-#
-# Search the output for the operator(s) of interest, to see where they are
-# referenced.
-
-ifneq ($(filter $(TOOLCHAIN_TYPE), gcc clang solstudio), )
-
- DEMANGLED_REGEXP := [^:]operator (new|delete)
-
- # Running c++filt to find offending symbols in all files is too expensive,
- # especially on Solaris, so use mangled names when looking for symbols.
- # Save the demangling for when something is actually found.
- ifeq ($(TOOLCHAIN_TYPE), solstudio)
- MANGLED_SYMS := \
- __1c2n6FL_pv_ \
- __1c2N6FL_pv_ \
- __1c2k6Fpv_v_ \
- __1c2K6Fpv_v_ \
- #
- UNDEF_PATTERN := UNDEF
- else
- MANGLED_SYMS := \
- _ZdaPv \
- _ZdlPv \
- _Znam \
- _Znwm \
- #
- UNDEF_PATTERN := ' U '
- endif
-
- define SetupOperatorNewDeleteCheck
- $1.op_check: $1
- if [ -n "`$(NM) $$< | $(GREP) $(addprefix -e , $(MANGLED_SYMS)) \
- | $(GREP) $(UNDEF_PATTERN)`" ]; then \
- $(ECHO) "$$<: Error: Use of global operators new and delete is not allowed in Hotspot:"; \
- $(NM) $$< | $(CXXFILT) | $(EGREP) '$(DEMANGLED_REGEXP)' | $(GREP) $(UNDEF_PATTERN); \
- $(ECHO) "See: $(TOPDIR)/make/hotspot/lib/CompileJvm.gmk"; \
- exit 1; \
- fi
- $(TOUCH) $$@
-
- TARGETS += $1.op_check
- endef
-
- $(foreach o, $(BUILD_LIBJVM_ALL_OBJS), $(eval $(call SetupOperatorNewDeleteCheck,$o)))
-endif
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