1 #
  2 # Copyright (c) 2015, 2020, 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 GENSRC_VARHANDLES :=
 27 
 28 VARHANDLES_GENSRC_DIR := $(SUPPORT_OUTPUTDIR)/gensrc/java.base/java/lang/invoke
 29 VARHANDLES_SRC_DIR := $(TOPDIR)/src/java.base/share/classes/java/lang/invoke
 30 
 31 ################################################################################
 32 # Setup a rule for generating a VarHandle java class
 33 # Param 1 - Variable declaration prefix
 34 # Param 2 - Type with first letter capitalized
 35 define GenerateVarHandle
 36 
 37   $1_Type := $2
 38 
 39   $1_FILENAME := $(VARHANDLES_GENSRC_DIR)/VarHandle$$($1_Type)s.java
 40 
 41   $1_ARGS += -KCAS
 42 
 43   ifneq ($$(findstring $$($1_Type), Byte Short Char Int Long Float Double), )
 44     $1_ARGS += -KAtomicAdd
 45   endif
 46 
 47   ifneq ($$(findstring $$($1_Type), Boolean Byte Short Char Int Long), )
 48     $1_ARGS += -KBitwise
 49   endif
 50 
 51   ifneq ($$(findstring $$($1_Type), Byte Short Char), )
 52     $1_ARGS += -KShorterThanInt
 53   endif
 54 
 55   ifeq ($$($1_Type), Reference)
 56     $1_ARGS += -KReference
 57   endif
 58 
 59   ifeq ($$($1_Type), Value)
 60     $1_ARGS += -KValue
 61   endif
 62 
 63   $$($1_FILENAME): $(VARHANDLES_SRC_DIR)/X-VarHandle.java.template $(BUILD_TOOLS_JDK)
 64         ifeq ($$($1_Type), Reference)
 65 	  $$(eval $1_type := Object)
 66         else ifeq ($$($1_Type), Value)
 67 	  $$(eval $1_type := Object)
 68         else
 69 	  $$(eval $1_type := $$$$(shell $(TR) '[:upper:]' '[:lower:]' <<< $$$$($1_Type)))
 70         endif
 71 	$$(call MakeDir, $$(@D))
 72 	$(RM) $$@
 73 	$(TOOL_SPP) -nel -K$$($1_type) -Dtype=$$($1_type) -DType=$$($1_Type) \
 74 	    $$($1_ARGS) -i$$< -o$$@
 75 
 76   GENSRC_VARHANDLES += $$($1_FILENAME)
 77 endef
 78 
 79 ################################################################################
 80 
 81 ################################################################################
 82 # Setup a rule for generating a VarHandleByteArray java class
 83 # Param 1 - Variable declaration prefix
 84 # Param 2 - Type with first letter capitalized
 85 define GenerateVarHandleByteArray
 86 
 87   $1_Type := $2
 88 
 89   $1_FILENAME := $(VARHANDLES_GENSRC_DIR)/VarHandleByteArrayAs$$($1_Type)s.java
 90 
 91   ifeq ($$($1_Type), Short)
 92     $1_type := short
 93     $1_BoxType := $$($1_Type)
 94 
 95     $1_rawType := $$($1_type)
 96     $1_RawType := $$($1_Type)
 97     $1_RawBoxType := $$($1_BoxType)
 98   endif
 99 
100   ifeq ($$($1_Type), Char)
101     $1_type := char
102     $1_BoxType := Character
103 
104     $1_rawType := $$($1_type)
105     $1_RawType := $$($1_Type)
106     $1_RawBoxType := $$($1_BoxType)
107   endif
108 
109   ifeq ($$($1_Type), Int)
110     $1_type := int
111     $1_BoxType := Integer
112 
113     $1_rawType := $$($1_type)
114     $1_RawType := $$($1_Type)
115     $1_RawBoxType := $$($1_BoxType)
116 
117     $1_ARGS += -KCAS
118     $1_ARGS += -KAtomicAdd
119     $1_ARGS += -KBitwise
120   endif
121 
122   ifeq ($$($1_Type), Long)
123     $1_type := long
124     $1_BoxType := $$($1_Type)
125 
126     $1_rawType := $$($1_type)
127     $1_RawType := $$($1_Type)
128     $1_RawBoxType := $$($1_BoxType)
129 
130     $1_ARGS += -KCAS
131     $1_ARGS += -KAtomicAdd
132     $1_ARGS += -KBitwise
133   endif
134 
135   ifeq ($$($1_Type), Float)
136     $1_type := float
137     $1_BoxType := $$($1_Type)
138 
139     $1_rawType := int
140     $1_RawType := Int
141     $1_RawBoxType := Integer
142 
143     $1_ARGS += -KCAS
144     $1_ARGS += -KfloatingPoint
145   endif
146 
147   ifeq ($$($1_Type), Double)
148     $1_type := double
149     $1_BoxType := $$($1_Type)
150 
151     $1_rawType := long
152     $1_RawType := Long
153     $1_RawBoxType := Long
154 
155     $1_ARGS += -KCAS
156     $1_ARGS += -KfloatingPoint
157   endif
158 
159   $$($1_FILENAME): $(VARHANDLES_SRC_DIR)/X-VarHandleByteArrayView.java.template $(BUILD_TOOLS_JDK)
160 	$$(call MakeDir, $$(@D))
161 	$(RM) $$@
162 	$(TOOL_SPP) -nel -K$$($1_type) \
163 	    -Dtype=$$($1_type) -DType=$$($1_Type) -DBoxType=$$($1_BoxType) \
164 	    -DrawType=$$($1_rawType) -DRawType=$$($1_RawType) -DRawBoxType=$$($1_RawBoxType) \
165 	    $$($1_ARGS) -i$$< -o$$@
166 
167   GENSRC_VARHANDLES += $$($1_FILENAME)
168 endef
169 
170 ################################################################################
171 
172 ################################################################################
173 # Setup a rule for generating a memory access var handle helper classes
174 # Param 1 - Variable declaration prefix
175 # Param 2 - Type with first letter capitalized
176 define GenerateVarHandleMemoryAccess
177 
178   $1_Type := $2
179 
180   $1_FILENAME := $(VARHANDLES_GENSRC_DIR)/MemoryAccessVarHandle$$($1_Type)Helper.java
181 
182   ifeq ($$($1_Type), Byte)
183     $1_type := byte
184     $1_BoxType := $$($1_Type)
185 
186     $1_rawType := $$($1_type)
187     $1_RawType := $$($1_Type)
188     $1_RawBoxType := $$($1_BoxType)
189 
190     $1_ARGS += -Kbyte
191   endif
192 
193   ifeq ($$($1_Type), Short)
194     $1_type := short
195     $1_BoxType := $$($1_Type)
196 
197     $1_rawType := $$($1_type)
198     $1_RawType := $$($1_Type)
199     $1_RawBoxType := $$($1_BoxType)
200   endif
201 
202   ifeq ($$($1_Type), Char)
203     $1_type := char
204     $1_BoxType := Character
205 
206     $1_rawType := $$($1_type)
207     $1_RawType := $$($1_Type)
208     $1_RawBoxType := $$($1_BoxType)
209   endif
210 
211   ifeq ($$($1_Type), Int)
212     $1_type := int
213     $1_BoxType := Integer
214 
215     $1_rawType := $$($1_type)
216     $1_RawType := $$($1_Type)
217     $1_RawBoxType := $$($1_BoxType)
218 
219     $1_ARGS += -KCAS
220     $1_ARGS += -KAtomicAdd
221     $1_ARGS += -KBitwise
222   endif
223 
224   ifeq ($$($1_Type), Long)
225     $1_type := long
226     $1_BoxType := $$($1_Type)
227 
228     $1_rawType := $$($1_type)
229     $1_RawType := $$($1_Type)
230     $1_RawBoxType := $$($1_BoxType)
231 
232     $1_ARGS += -KCAS
233     $1_ARGS += -KAtomicAdd
234     $1_ARGS += -KBitwise
235   endif
236 
237   ifeq ($$($1_Type), Float)
238     $1_type := float
239     $1_BoxType := $$($1_Type)
240 
241     $1_rawType := int
242     $1_RawType := Int
243     $1_RawBoxType := Integer
244 
245     $1_ARGS += -KCAS
246     $1_ARGS += -KfloatingPoint
247   endif
248 
249   ifeq ($$($1_Type), Double)
250     $1_type := double
251     $1_BoxType := $$($1_Type)
252 
253     $1_rawType := long
254     $1_RawType := Long
255     $1_RawBoxType := Long
256 
257     $1_ARGS += -KCAS
258     $1_ARGS += -KfloatingPoint
259   endif
260 
261   $$($1_FILENAME): $(VARHANDLES_SRC_DIR)/X-VarHandleMemoryAccess.java.template $(BUILD_TOOLS_JDK)
262 	$$(call MakeDir, $$(@D))
263 	$(RM) $$@
264 	$(TOOL_SPP) -nel -K$$($1_type) \
265 	    -Dtype=$$($1_type) -DType=$$($1_Type) -DBoxType=$$($1_BoxType) \
266 	    -DrawType=$$($1_rawType) -DRawType=$$($1_RawType) -DRawBoxType=$$($1_RawBoxType) \
267 	    $$($1_ARGS) -i$$< -o$$@
268 
269   GENSRC_VARHANDLES += $$($1_FILENAME)
270 endef
271 
272 ################################################################################
273 
274 # List the types to generate source for, with capitalized first letter
275 VARHANDLES_TYPES := Boolean Byte Short Char Int Long Float Double Reference Value
276 $(foreach t, $(VARHANDLES_TYPES), \
277   $(eval $(call GenerateVarHandle,VAR_HANDLE_$t,$t)))
278 
279 # List the types to generate source for, with capitalized first letter
280 VARHANDLES_BYTE_ARRAY_TYPES := Short Char Int Long Float Double
281 $(foreach t, $(VARHANDLES_BYTE_ARRAY_TYPES), \
282   $(eval $(call GenerateVarHandleByteArray,VAR_HANDLE_BYTE_ARRAY_$t,$t)))
283 
284 # List the types to generate source for, with capitalized first letter
285 VARHANDLES_MEMORY_ADDRESS_TYPES := Byte Short Char Int Long Float Double
286 $(foreach t, $(VARHANDLES_MEMORY_ADDRESS_TYPES), \
287   $(eval $(call GenerateVarHandleMemoryAccess,VAR_HANDLE_MEMORY_ADDRESS_$t,$t)))
288 
289 TARGETS += $(GENSRC_VARHANDLES)