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#
# Copyright (c) 2015, 2025, 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.
#
include MakeIncludeStart.gmk
ifeq ($(INCLUDE), true)
################################################################################
VARHANDLES_INPUT_DIR := $(MODULE_SRC)/share/classes/java/lang/invoke
VARHANDLES_OUTPUT_DIR := $(SUPPORT_OUTPUTDIR)/gensrc/java.base/java/lang/invoke
################################################################################
# Setup a rule for generating a VarHandle java class
#
# arg $1: type for this varhandle
define GenerateVarHandle
VARHANDLE_$1_type := $$(strip $$(if $$(filter reference, $1), Object, $1))
VARHANDLE_$1_Type := $$(call Conv, $1, Type)
$1_KEYS := $$(VARHANDLE_$1_type) CAS
ifneq ($$(filter byte short char, $1),)
$1_KEYS += ShorterThanInt
endif
ifeq ($$(filter boolean reference, $1),)
$1_KEYS += AtomicAdd
endif
ifeq ($$(filter float double reference, $1),)
$1_KEYS += Bitwise
endif
$$(eval $$(call SetupStreamPreProcessing, GEN_VARHANDLE_$1, \
SOURCE_FILE := $$(VARHANDLES_INPUT_DIR)/X-VarHandle.java.template, \
OUTPUT_FILE := $$(VARHANDLES_OUTPUT_DIR)/VarHandle$$(VARHANDLE_$1_Type)s.java, \
INFO := Generating VarHandle class for $1, \
SUBST_EMPTY_LINES := false, \
KEYS := $$($1_KEYS), \
REPLACEMENTS := \
type=$$(VARHANDLE_$1_type) \
Type=$$(VARHANDLE_$1_Type), \
))
TARGETS += $$(GEN_VARHANDLE_$1)
endef
################################################################################
# Setup a rule for generating a VarHandleByteArray java class
#
# arg $1: type for this varhandle
define GenerateVarHandleByteArray
VARHANDLE_BYTEARRAY_$1_Type := $$(call Conv, $1, Type)
$1_KEYS := $1
ifneq ($$(filter int long float double, $1),)
$1_KEYS += CAS
endif
ifneq ($$(filter float double, $1),)
$1_KEYS += floatingPoint
endif
ifneq ($$(filter int long, $1),)
$1_KEYS += AtomicAdd Bitwise
endif
$$(eval $$(call SetupStreamPreProcessing, GEN_VARHANDLE_BYTEARRAY_$1, \
SOURCE_FILE := $$(VARHANDLES_INPUT_DIR)/X-VarHandleByteArrayView.java.template, \
OUTPUT_FILE := $$(VARHANDLES_OUTPUT_DIR)/VarHandleByteArrayAs$$(VARHANDLE_BYTEARRAY_$1_Type)s.java, \
INFO := Generating VarHandleByteArray class for $1, \
SUBST_EMPTY_LINES := false, \
KEYS := $$($1_KEYS), \
REPLACEMENTS := \
type=$1 \
Type=$$(VARHANDLE_BYTEARRAY_$1_Type) \
BoxType=$$(call Conv, $1, Fulltype) \
rawType=$$(call Conv, $1, memtype) \
RawType=$$(call Conv, $1, Memtype) \
RawBoxType=$$(call Conv, $1, FullMemtype), \
))
TARGETS += $$(GEN_VARHANDLE_BYTEARRAY_$1)
endef
################################################################################
# Setup a rule for generating a VarHandleMemorySegment java class
#
# arg $1: type for this varhandle
define GenerateVarHandleMemorySegment
VARHANDLE_SEGMENT_$1_Type := $$(call Conv, $1, Type)
$1_KEYS := $1
ifneq ($$(filter int long float double, $1),)
$1_KEYS += CAS
endif
ifneq ($$(filter boolean byte, $1),)
$1_KEYS += byte
endif
ifneq ($$(filter float double, $1),)
$1_KEYS += floatingPoint
endif
ifneq ($$(filter boolean byte short char, $1),)
$1_KEYS += ShorterThanInt
endif
ifneq ($$(filter int long, $1),)
$1_KEYS += AtomicAdd Bitwise
endif
$$(eval $$(call SetupStreamPreProcessing, GEN_VARHANDLE_SEGMENT_$1, \
SOURCE_FILE := $$(VARHANDLES_INPUT_DIR)/X-VarHandleSegmentView.java.template, \
OUTPUT_FILE := $$(VARHANDLES_OUTPUT_DIR)/VarHandleSegmentAs$$(VARHANDLE_SEGMENT_$1_Type)s.java, \
INFO := Generating VarHandleSegment class for $1, \
SUBST_EMPTY_LINES := false, \
KEYS := $$($1_KEYS), \
REPLACEMENTS := \
type=$1 \
Type=$$(VARHANDLE_SEGMENT_$1_Type) \
BoxType=$$(call Conv, $1, Fulltype) \
rawType=$$(call Conv, $1, memtype) \
RawType=$$(call Conv, $1, Memtype) \
RawBoxType=$$(call Conv, $1, FullMemtype), \
))
TARGETS += $$(GEN_VARHANDLE_SEGMENT_$1)
endef
################################################################################
# Generate all VarHandle related classes
$(foreach t, $(PRIMITIVE_TYPES) reference, \
$(eval $(call GenerateVarHandle,$t)) \
)
$(foreach t, $(NON_BYTE_NUMBER_TYPES), \
$(eval $(call GenerateVarHandleByteArray,$t)) \
)
$(foreach t, $(PRIMITIVE_TYPES), \
$(eval $(call GenerateVarHandleMemorySegment,$t)) \
)
################################################################################
GENSRC_VARHANDLEGUARDS := $(VARHANDLES_OUTPUT_DIR)/VarHandleGuards.java
$(GENSRC_VARHANDLEGUARDS): $(BUILD_TOOLS_JDK)
$(call LogInfo, Generating $@)
$(call MakeTargetDir)
$(TOOL_VARHANDLEGUARDMETHODGENERATOR) \
$(GENSRC_VARHANDLEGUARDS)
TARGETS += $(GENSRC_VARHANDLEGUARDS)
################################################################################
endif # include guard
include MakeIncludeEnd.gmk
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