1 #
   2 # Copyright (c) 2015, 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 := $(JDK_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$$($1_Type)s.java
  40 
  41   ifneq ($$(findstring $$($1_Type), Object Int Long), )
  42     $1_ARGS += -KCAS
  43   endif
  44 
  45   ifneq ($$(findstring $$($1_Type), Int Long), )
  46     $1_ARGS += -KAtomicAdd
  47   endif
  48 
  49   $$($1_FILENAME): $(VARHANDLES_SRC_DIR)/X-VarHandle.java.template $(BUILD_TOOLS_JDK)
  50         ifeq ($$($1_Type), Object)
  51           $$(eval $1_type := $$($1_Type))
  52         else
  53           $$(eval $1_type := $$$$(shell $(TR) '[:upper:]' '[:lower:]' <<< $$$$($1_Type)))
  54         endif
  55         $$(call MakeDir, $$(@D))
  56         $(TOOL_SPP) -nel -K$$($1_type) -Dtype=$$($1_type) -DType=$$($1_Type) \
  57             $$($1_ARGS) < $$< > $$@
  58 
  59   GENSRC_VARHANDLES += $$($1_FILENAME)
  60 endef
  61 
  62 ################################################################################
  63 
  64 ################################################################################
  65 # Setup a rule for generating a VarHandleByteArray java class
  66 # Param 1 - Variable declaration prefix
  67 # Param 2 - Type with first letter capitalized
  68 define GenerateVarHandleByteArray
  69 
  70   $1_Type := $2
  71 
  72   $1_FILENAME := $(VARHANDLES_GENSRC_DIR)/VarHandleByteArrayAs$$($1_Type)s.java
  73 
  74   ifeq ($$($1_Type), Short)
  75     $1_type := short
  76     $1_BoxType := $$($1_Type)
  77 
  78     $1_rawType := $$($1_type)
  79     $1_RawType := $$($1_Type)
  80     $1_RawBoxType := $$($1_BoxType)
  81   endif
  82 
  83   ifeq ($$($1_Type), Char)
  84     $1_type := char
  85     $1_BoxType := Character
  86 
  87     $1_rawType := $$($1_type)
  88     $1_RawType := $$($1_Type)
  89     $1_RawBoxType := $$($1_BoxType)
  90   endif
  91 
  92   ifeq ($$($1_Type), Int)
  93     $1_type := int
  94     $1_BoxType := Integer
  95 
  96     $1_rawType := $$($1_type)
  97     $1_RawType := $$($1_Type)
  98     $1_RawBoxType := $$($1_BoxType)
  99 
 100     $1_ARGS += -KCAS
 101     $1_ARGS += -KAtomicAdd
 102   endif
 103 
 104   ifeq ($$($1_Type), Long)
 105     $1_type := long
 106     $1_BoxType := $$($1_Type)
 107 
 108     $1_rawType := $$($1_type)
 109     $1_RawType := $$($1_Type)
 110     $1_RawBoxType := $$($1_BoxType)
 111 
 112     $1_ARGS += -KCAS
 113     $1_ARGS += -KAtomicAdd
 114   endif
 115 
 116   ifeq ($$($1_Type), Float)
 117     $1_type := float
 118     $1_BoxType := $$($1_Type)
 119 
 120     $1_rawType := int
 121     $1_RawType := Int
 122     $1_RawBoxType := Integer
 123 
 124     $1_ARGS += -KCAS
 125     $1_ARGS += -KfloatingPoint
 126   endif
 127 
 128   ifeq ($$($1_Type), Double)
 129     $1_type := double
 130     $1_BoxType := $$($1_Type)
 131 
 132     $1_rawType := long
 133     $1_RawType := Long
 134     $1_RawBoxType := Long
 135 
 136     $1_ARGS += -KCAS
 137     $1_ARGS += -KfloatingPoint
 138   endif
 139 
 140   $$($1_FILENAME): $(VARHANDLES_SRC_DIR)/X-VarHandleByteArrayView.java.template $(BUILD_TOOLS_JDK)
 141         $$(call MakeDir, $$(@D))
 142         $(TOOL_SPP) -nel -K$$($1_type) \
 143             -Dtype=$$($1_type) -DType=$$($1_Type) -DBoxType=$$($1_BoxType) \
 144             -DrawType=$$($1_rawType) -DRawType=$$($1_RawType) -DRawBoxType=$$($1_RawBoxType) \
 145             $$($1_ARGS) < $$< > $$@
 146 
 147   GENSRC_VARHANDLES += $$($1_FILENAME)
 148 endef
 149 
 150 ################################################################################
 151 
 152 # List the types to generate source for, with capitalized first letter
 153 VARHANDLES_TYPES := Boolean Byte Short Char Int Long Float Double Object
 154 $(foreach t, $(VARHANDLES_TYPES), \
 155   $(eval $(call GenerateVarHandle,VAR_HANDLE_$t,$t)))
 156 
 157 # List the types to generate source for, with capitalized first letter
 158 VARHANDLES_BYTE_ARRAY_TYPES := Short Char Int Long Float Double
 159 $(foreach t, $(VARHANDLES_BYTE_ARRAY_TYPES), \
 160   $(eval $(call GenerateVarHandleByteArray,VAR_HANDLE_BYTE_ARRAY_$t,$t)))
 161 
 162 GENSRC_JAVA_BASE += $(GENSRC_VARHANDLES)