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 $$($1_Type), Object Boolean Byte Short Char Int Long), )
  42     $1_ARGS += -KCAS
  43   endif
  44 
  45   ifneq ($$(findstring $$($1_Type), Byte Short Char Int Long), )
  46     $1_ARGS += -KAtomicAdd
  47   endif
  48 
  49   ifneq ($$(findstring $$($1_Type), Byte Short Char), )
  50     $1_ARGS += -KShorterThanInt
  51   endif
  52 
  53   $$($1_FILENAME): $(VARHANDLES_SRC_DIR)/X-VarHandle.java.template $(BUILD_TOOLS_JDK)
  54         ifeq ($$($1_Type), Object)
  55           $$(eval $1_type := $$($1_Type))
  56         else
  57           $$(eval $1_type := $$$$(shell $(TR) '[:upper:]' '[:lower:]' <<< $$$$($1_Type)))
  58         endif
  59         $$(call MakeDir, $$(@D))
  60         $(TOOL_SPP) -nel -K$$($1_type) -Dtype=$$($1_type) -DType=$$($1_Type) \
  61             $$($1_ARGS) < $$< > $$@
  62 
  63   GENSRC_VARHANDLES += $$($1_FILENAME)
  64 endef
  65 
  66 ################################################################################
  67 
  68 ################################################################################
  69 # Setup a rule for generating a VarHandleByteArray java class
  70 # Param 1 - Variable declaration prefix
  71 # Param 2 - Type with first letter capitalized
  72 define GenerateVarHandleByteArray
  73 
  74   $1_Type := $2
  75 
  76   $1_FILENAME := $(VARHANDLES_GENSRC_DIR)/VarHandleByteArrayAs$$($1_Type)s.java
  77 
  78   ifeq ($$($1_Type), Short)
  79     $1_type := short
  80     $1_BoxType := $$($1_Type)
  81 
  82     $1_rawType := $$($1_type)
  83     $1_RawType := $$($1_Type)
  84     $1_RawBoxType := $$($1_BoxType)
  85   endif
  86 
  87   ifeq ($$($1_Type), Char)
  88     $1_type := char
  89     $1_BoxType := Character
  90 
  91     $1_rawType := $$($1_type)
  92     $1_RawType := $$($1_Type)
  93     $1_RawBoxType := $$($1_BoxType)
  94   endif
  95 
  96   ifeq ($$($1_Type), Int)
  97     $1_type := int
  98     $1_BoxType := Integer
  99 
 100     $1_rawType := $$($1_type)
 101     $1_RawType := $$($1_Type)
 102     $1_RawBoxType := $$($1_BoxType)
 103 
 104     $1_ARGS += -KCAS
 105     $1_ARGS += -KAtomicAdd
 106   endif
 107 
 108   ifeq ($$($1_Type), Long)
 109     $1_type := long
 110     $1_BoxType := $$($1_Type)
 111 
 112     $1_rawType := $$($1_type)
 113     $1_RawType := $$($1_Type)
 114     $1_RawBoxType := $$($1_BoxType)
 115 
 116     $1_ARGS += -KCAS
 117     $1_ARGS += -KAtomicAdd
 118   endif
 119 
 120   ifeq ($$($1_Type), Float)
 121     $1_type := float
 122     $1_BoxType := $$($1_Type)
 123 
 124     $1_rawType := int
 125     $1_RawType := Int
 126     $1_RawBoxType := Integer
 127 
 128     $1_ARGS += -KCAS
 129     $1_ARGS += -KfloatingPoint
 130   endif
 131 
 132   ifeq ($$($1_Type), Double)
 133     $1_type := double
 134     $1_BoxType := $$($1_Type)
 135 
 136     $1_rawType := long
 137     $1_RawType := Long
 138     $1_RawBoxType := Long
 139 
 140     $1_ARGS += -KCAS
 141     $1_ARGS += -KfloatingPoint
 142   endif
 143 
 144   $$($1_FILENAME): $(VARHANDLES_SRC_DIR)/X-VarHandleByteArrayView.java.template $(BUILD_TOOLS_JDK)
 145         $$(call MakeDir, $$(@D))
 146         $(TOOL_SPP) -nel -K$$($1_type) \
 147             -Dtype=$$($1_type) -DType=$$($1_Type) -DBoxType=$$($1_BoxType) \
 148             -DrawType=$$($1_rawType) -DRawType=$$($1_RawType) -DRawBoxType=$$($1_RawBoxType) \
 149             $$($1_ARGS) < $$< > $$@
 150 
 151   GENSRC_VARHANDLES += $$($1_FILENAME)
 152 endef
 153 
 154 ################################################################################
 155 
 156 # List the types to generate source for, with capitalized first letter
 157 VARHANDLES_TYPES := Boolean Byte Short Char Int Long Float Double Object
 158 $(foreach t, $(VARHANDLES_TYPES), \
 159   $(eval $(call GenerateVarHandle,VAR_HANDLE_$t,$t)))
 160 
 161 # List the types to generate source for, with capitalized first letter
 162 VARHANDLES_BYTE_ARRAY_TYPES := Short Char Int Long Float Double
 163 $(foreach t, $(VARHANDLES_BYTE_ARRAY_TYPES), \
 164   $(eval $(call GenerateVarHandleByteArray,VAR_HANDLE_BYTE_ARRAY_$t,$t)))
 165 
 166 GENSRC_JAVA_BASE += $(GENSRC_VARHANDLES)