jdk

1
#
2
# Copyright (c) 2011, 2022, 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_BUFFER :=
27

28
GENSRC_BUFFER_DST := $(SUPPORT_OUTPUTDIR)/gensrc/java.base/java/nio
29

30
GENSRC_BUFFER_SRC := $(MODULE_SRC)/share/classes/java/nio
31

32
###
33

34
$(GENSRC_BUFFER_DST)/_the.buffer.dir:
35
	$(call LogInfo, Generating buffer classes)
36
	$(call MakeDir, $(@D))
37
	$(TOUCH) $@
38

39
define fixRw
40
  $1_RW := $2
41
  $1_rwkey := rw
42
  ifeq (R, $2)
43
    $1_rwkey := ro
44
  endif
45
endef
46

47
define typesAndBits
48
  # param 1 target
49
  # param 2 type
50
  # param 3 BO
51
  $1_a := a
52
  $1_A := A
53

54
  $1_type := $2
55

56
  ifeq ($2, byte)
57
    $1_x        := b
58
    $1_Type     := Byte
59
    $1_fulltype := byte
60
    $1_Fulltype := Byte
61
    $1_category := integralType
62
    $1_LBPV     := 0
63
  endif
64

65
  ifeq ($2, char)
66
    $1_x        := c
67
    $1_Type     := Char
68
    $1_fulltype := character
69
    $1_Fulltype := Character
70
    $1_category := integralType
71
    $1_streams  := streamableType
72
    $1_streamtype := int
73
    $1_Streamtype := Int
74
    $1_LBPV     := 1
75
  endif
76

77
  ifeq ($2, short)
78
    $1_x        := s
79
    $1_Type     := Short
80
    $1_fulltype := short
81
    $1_Fulltype := Short
82
    $1_category := integralType
83
    $1_LBPV     := 1
84
  endif
85

86
  ifeq ($2, int)
87
    $1_a        := an
88
    $1_A        := An
89
    $1_x        := i
90
    $1_Type     := Int
91
    $1_fulltype := integer
92
    $1_Fulltype := Integer
93
    $1_category := integralType
94
    $1_LBPV     := 2
95
  endif
96

97
  ifeq ($2, long)
98
    $1_x        := l
99
    $1_Type     := Long
100
    $1_fulltype := long
101
    $1_Fulltype := Long
102
    $1_category := integralType
103
    $1_LBPV     := 3
104
  endif
105

106
  ifeq ($2, float)
107
    $1_x        := f
108
    $1_Type     := Float
109
    $1_fulltype := float
110
    $1_Fulltype := Float
111
    $1_category := floatingPointType
112
    $1_LBPV     := 2
113
  endif
114

115
  ifeq ($2, double)
116
    $1_x        := d
117
    $1_Type     := Double
118
    $1_fulltype := double
119
    $1_Fulltype := Double
120
    $1_category := floatingPointType
121
    $1_LBPV     := 3
122
  endif
123

124
  $1_Swaptype := $$($1_Type)
125
  $1_memtype := $2
126
  $1_Memtype := $$($1_Type)
127

128
  ifeq ($2, float)
129
    $1_memtype := int
130
    $1_Memtype := Int
131
    ifneq ($3, U)
132
      $1_Swaptype := Int
133
      $1_fromBits := Float.intBitsToFloat
134
      $1_toBits   := Float.floatToRawIntBits
135
    endif
136
  endif
137

138
  ifeq ($2, double)
139
    $1_memtype := long
140
    $1_Memtype := Long
141
    ifneq ($3, U)
142
      $1_Swaptype := Long
143
      $1_fromBits := Double.longBitsToDouble
144
      $1_toBits   := Double.doubleToRawLongBits
145
    endif
146
  endif
147

148
  ifeq ($3, S)
149
    $1_swap := Bits.swap
150
  endif
151
endef
152

153
define genBinOps
154
  # param 1 target
155
  # param 2 type
156
  # param 3 BO
157
  # param 4 RW
158
  # param 5 nbytes
159
  # param 6 nbytesButOne
160
  $(call typesAndBits,$1,$2,$3)
161
  $(call fixRw,$1,$4)
162
  $1_nbytes := $5
163
  $1_nbytesButOne := $6
164
  $1_CMD := $(TOOL_SPP) \
165
    -Dtype=$$($1_type) \
166
    -DType=$$($1_Type) \
167
    -Dfulltype=$$($1_fulltype) \
168
    -Dmemtype=$$($1_memtype) \
169
    -DMemtype=$$($1_Memtype) \
170
    -DfromBits=$$($1_fromBits) \
171
    -DtoBits=$$($1_toBits) \
172
    -DLG_BYTES_PER_VALUE=$$($1_LBPV) \
173
    -DBYTES_PER_VALUE="(1 << $$($1_LBPV))" \
174
    -Dnbytes=$$($1_nbytes) \
175
    -DnbytesButOne=$$($1_nbytesButOne) \
176
    -DRW=$$($1_RW) \
177
    -K$$($1_rwkey) \
178
    -Da=$$($1_a) \
179
    -be
180
endef
181

182
define SetupGenBuffer
183
  # param 1 is for output file
184
  # param 2 is template dependency
185
  # param 3-9 are named args.
186
  #   type :=
187
  #   BIN :=
188
  #   RW := Mutability (R)ead-only (W)ritable
189
  #   BO := (U)nswapped/(S)wapped/(L)ittle/(B)ig
190
  #
191
  $(if $3,$1_$(strip $3))
192
  $(if $4,$1_$(strip $4))
193
  $(if $5,$1_$(strip $5))
194
  $(if $6,$1_$(strip $6))
195
  $(if $7,$1_$(strip $7))
196
  $(if $8,$1_$(strip $8))
197
  $(if $9,$1_$(strip $9))
198
  $(if $(10),$1_$(strip $(10)))
199
  $(if $(11),$1_$(strip $(11)))
200
  $(if $(12),$1_$(strip $(12)))
201
  $(if $(13),$1_$(strip $(13)))
202
  $(if $(14),$1_$(strip $(14)))
203
  $(foreach i,3 4 5 6 7 8 9 10 11 12 13 14 15,$(if $($i),$1_$(strip $($i)))$(NEWLINE))
204
  $(call LogSetupMacroEntry,SetupGenBuffer($1),$2,$3,$4,$5,$6,$7,$8,$9,$(10),$(11),$(12),$(13),$(14),$(15))
205
  $(if $(16),$(error Internal makefile error: Too many arguments to SetupGenBuffer, please update GensrcBuffer.gmk))
206

207
  $(call fixRw,$1,$$($1_RW))
208
  $(call typesAndBits,$1,$$($1_type),$$($1_BO))
209

210
  $1_DST := $(GENSRC_BUFFER_DST)/$1.java
211
  $1_SRC := $(GENSRC_BUFFER_SRC)/$(strip $2).java.template
212
  $1_SRC_BIN := $(GENSRC_BUFFER_SRC)/$(strip $2)-bin.java.template
213

214
  $1_DEP := $$($1_SRC)
215
  ifneq ($$($1_BIN), 1)
216
    $1_DEP := $$($1_SRC)
217
    $1_OUT := $$($1_DST)
218
  else
219
    $1_DEP += $$($1_SRC) $$($1_SRC_BIN)
220
    $1_OUT := $(GENSRC_BUFFER_DST)/$1.binop.0.java
221
  endif
222

223
  ifeq ($$($1_BIN), 1)
224
    $(call genBinOps,$1_char,char,$$($1_BO),$$($1_RW),two,one)
225
    $(call genBinOps,$1_short,short,$$($1_BO),$$($1_RW),two,one)
226
    $(call genBinOps,$1_int,int,$$($1_BO),$$($1_RW),four,three)
227
    $(call genBinOps,$1_long,long,$$($1_BO),$$($1_RW),eight,seven)
228
    $(call genBinOps,$1_float,float,$$($1_BO),$$($1_RW),four,three)
229
    $(call genBinOps,$1_double,double,$$($1_BO),$$($1_RW),eight,seven)
230
  endif
231

232
  $$($1_DST): $$($1_DEP) $(GENSRC_BUFFER_DST)/_the.buffer.dir
233
	$(RM) $$($1_OUT).tmp
234
	$(TOOL_SPP) -i$$($1_SRC) -o$$($1_OUT).tmp \
235
	    -K$$($1_type) \
236
	    -K$$($1_category) \
237
	    -K$$($1_streams) \
238
	    -Dtype=$$($1_type) \
239
	    -DType=$$($1_Type) \
240
	    -Dfulltype=$$($1_fulltype) \
241
	    -DFulltype=$$($1_Fulltype) \
242
	    -Dstreamtype=$$($1_streamtype) \
243
	    -DStreamtype=$$($1_Streamtype) \
244
	    -Dx=$$($1_x) \
245
	    -Dmemtype=$$($1_memtype) \
246
	    -DMemtype=$$($1_Memtype) \
247
	    -DSwaptype=$$($1_Swaptype) \
248
	    -DfromBits=$$($1_fromBits) \
249
	    -DtoBits=$$($1_toBits) \
250
	    -DLG_BYTES_PER_VALUE=$$($1_LBPV) \
251
	    -DBYTES_PER_VALUE="(1 << $$($1_LBPV))" \
252
	    -DBO=$$($1_BO) \
253
	    -Dswap=$$($1_swap) \
254
	    -DRW=$$($1_RW) \
255
	    -K$$($1_rwkey) \
256
	    -Da=$$($1_a) \
257
	    -DA=$$($1_A) \
258
	    -Kbo$$($1_BO)
259
	$(MV) $$($1_OUT).tmp $$($1_OUT)
260
        # Do the extra bin thing
261
        ifeq ($$($1_BIN), 1)
262
	  $(SED) -e '/#BIN/,$$$$d' < $$($1_OUT) > $$($1_DST).tmp
263
	  $(RM) $$($1_OUT)
264
	  $$($1_char_CMD) -i$$($1_SRC_BIN) -o$$($1_DST).tmp
265
	  $$($1_short_CMD) -i$$($1_SRC_BIN) -o$$($1_DST).tmp
266
	  $$($1_int_CMD) -i$$($1_SRC_BIN) -o$$($1_DST).tmp
267
	  $$($1_long_CMD) -i$$($1_SRC_BIN) -o$$($1_DST).tmp
268
	  $$($1_float_CMD) -i$$($1_SRC_BIN) -o$$($1_DST).tmp
269
	  $$($1_double_CMD) -i$$($1_SRC_BIN) -o$$($1_DST).tmp
270
	  $(PRINTF) "}\n" >> $$($1_DST).tmp
271
	  mv $$($1_DST).tmp $$($1_DST)
272
        endif
273

274
  GENSRC_BUFFER += $$($1_DST)
275

276
endef
277

278
###
279

280
X_BUF := X-Buffer
281

282
$(eval $(call SetupGenBuffer,ByteBuffer,  $(X_BUF), type:=byte, BIN:=1))
283
$(eval $(call SetupGenBuffer,CharBuffer,  $(X_BUF), type:=char))
284
$(eval $(call SetupGenBuffer,ShortBuffer, $(X_BUF), type:=short))
285
$(eval $(call SetupGenBuffer,IntBuffer,   $(X_BUF), type:=int))
286
$(eval $(call SetupGenBuffer,LongBuffer,  $(X_BUF), type:=long))
287
$(eval $(call SetupGenBuffer,FloatBuffer, $(X_BUF), type:=float))
288
$(eval $(call SetupGenBuffer,DoubleBuffer,$(X_BUF), type:=double))
289

290
# Buffers whose contents are heap-allocated
291
#
292
HEAP_X_BUF := Heap-X-Buffer
293

294
$(eval $(call SetupGenBuffer,HeapByteBuffer,   $(HEAP_X_BUF), type:=byte))
295
$(eval $(call SetupGenBuffer,HeapByteBufferR,  $(HEAP_X_BUF), type:=byte, RW:=R))
296
$(eval $(call SetupGenBuffer,HeapCharBuffer,   $(HEAP_X_BUF), type:=char))
297
$(eval $(call SetupGenBuffer,HeapCharBufferR,  $(HEAP_X_BUF), type:=char, RW:=R))
298
$(eval $(call SetupGenBuffer,HeapShortBuffer,  $(HEAP_X_BUF), type:=short))
299
$(eval $(call SetupGenBuffer,HeapShortBufferR, $(HEAP_X_BUF), type:=short, RW:=R))
300
$(eval $(call SetupGenBuffer,HeapIntBuffer,    $(HEAP_X_BUF), type:=int))
301
$(eval $(call SetupGenBuffer,HeapIntBufferR,   $(HEAP_X_BUF), type:=int, RW:=R))
302
$(eval $(call SetupGenBuffer,HeapLongBuffer,   $(HEAP_X_BUF), type:=long))
303
$(eval $(call SetupGenBuffer,HeapLongBufferR,  $(HEAP_X_BUF), type:=long, RW:=R))
304
$(eval $(call SetupGenBuffer,HeapFloatBuffer,  $(HEAP_X_BUF), type:=float))
305
$(eval $(call SetupGenBuffer,HeapFloatBufferR, $(HEAP_X_BUF), type:=float, RW:=R))
306
$(eval $(call SetupGenBuffer,HeapDoubleBuffer, $(HEAP_X_BUF), type:=double))
307
$(eval $(call SetupGenBuffer,HeapDoubleBufferR,$(HEAP_X_BUF), type:=double, RW:=R))
308

309
# Direct byte buffer
310
#
311
DIRECT_X_BUF := Direct-X-Buffer
312

313
$(eval $(call SetupGenBuffer,DirectByteBuffer, $(DIRECT_X_BUF), type:=byte, BIN:=1))
314
$(eval $(call SetupGenBuffer,DirectByteBufferR,$(DIRECT_X_BUF), type:=byte, BIN:=1, RW:=R))
315

316
# Unswapped views of direct byte buffers
317
#
318
$(eval $(call SetupGenBuffer,DirectCharBufferU,   $(DIRECT_X_BUF), type:=char, BO:=U))
319
$(eval $(call SetupGenBuffer,DirectCharBufferRU,  $(DIRECT_X_BUF), type:=char, RW:=R, BO:=U))
320
$(eval $(call SetupGenBuffer,DirectShortBufferU,  $(DIRECT_X_BUF), type:=short, BO:=U))
321
$(eval $(call SetupGenBuffer,DirectShortBufferRU, $(DIRECT_X_BUF), type:=short, RW:=R, BO:=U))
322
$(eval $(call SetupGenBuffer,DirectIntBufferU,    $(DIRECT_X_BUF), type:=int, BO:=U))
323
$(eval $(call SetupGenBuffer,DirectIntBufferRU,   $(DIRECT_X_BUF), type:=int, RW:=R, BO:=U))
324
$(eval $(call SetupGenBuffer,DirectLongBufferU,   $(DIRECT_X_BUF), type:=long, BO:=U))
325
$(eval $(call SetupGenBuffer,DirectLongBufferRU,  $(DIRECT_X_BUF), type:=long, RW:=R, BO:=U))
326
$(eval $(call SetupGenBuffer,DirectFloatBufferU,  $(DIRECT_X_BUF), type:=float, BO:=U))
327
$(eval $(call SetupGenBuffer,DirectFloatBufferRU, $(DIRECT_X_BUF), type:=float, RW:=R, BO:=U))
328
$(eval $(call SetupGenBuffer,DirectDoubleBufferU, $(DIRECT_X_BUF), type:=double, BO:=U))
329
$(eval $(call SetupGenBuffer,DirectDoubleBufferRU,$(DIRECT_X_BUF), type:=double, RW:=R, BO:=U))
330

331
# Swapped views of direct byte buffers
332
#
333
$(eval $(call SetupGenBuffer,DirectCharBufferS,   $(DIRECT_X_BUF), type:=char, BO:=S))
334
$(eval $(call SetupGenBuffer,DirectCharBufferRS,  $(DIRECT_X_BUF), type:=char, RW:=R, BO:=S))
335
$(eval $(call SetupGenBuffer,DirectShortBufferS,  $(DIRECT_X_BUF), type:=short, BO:=S))
336
$(eval $(call SetupGenBuffer,DirectShortBufferRS, $(DIRECT_X_BUF), type:=short, RW:=R, BO:=S))
337
$(eval $(call SetupGenBuffer,DirectIntBufferS,    $(DIRECT_X_BUF), type:=int, BO:=S))
338
$(eval $(call SetupGenBuffer,DirectIntBufferRS,   $(DIRECT_X_BUF), type:=int, RW:=R, BO:=S))
339
$(eval $(call SetupGenBuffer,DirectLongBufferS,   $(DIRECT_X_BUF), type:=long, BO:=S))
340
$(eval $(call SetupGenBuffer,DirectLongBufferRS,  $(DIRECT_X_BUF), type:=long, RW:=R, BO:=S))
341
$(eval $(call SetupGenBuffer,DirectFloatBufferS,  $(DIRECT_X_BUF), type:=float, BO:=S))
342
$(eval $(call SetupGenBuffer,DirectFloatBufferRS, $(DIRECT_X_BUF), type:=float, RW:=R, BO:=S))
343
$(eval $(call SetupGenBuffer,DirectDoubleBufferS, $(DIRECT_X_BUF), type:=double, BO:=S))
344
$(eval $(call SetupGenBuffer,DirectDoubleBufferRS,$(DIRECT_X_BUF), type:=double, RW:=R, BO:=S))
345

346
# Big-endian views of byte buffers
347
#
348
BYTE_X_BUF := ByteBufferAs-X-Buffer
349

350
$(eval $(call SetupGenBuffer,ByteBufferAsCharBufferB,   $(BYTE_X_BUF), type:=char, BO:=B))
351
$(eval $(call SetupGenBuffer,ByteBufferAsCharBufferRB,  $(BYTE_X_BUF), type:=char, RW:=R, BO:=B))
352
$(eval $(call SetupGenBuffer,ByteBufferAsShortBufferB,  $(BYTE_X_BUF), type:=short, BO:=B))
353
$(eval $(call SetupGenBuffer,ByteBufferAsShortBufferRB, $(BYTE_X_BUF), type:=short, RW:=R, BO:=B))
354
$(eval $(call SetupGenBuffer,ByteBufferAsIntBufferB,    $(BYTE_X_BUF), type:=int, BO:=B))
355
$(eval $(call SetupGenBuffer,ByteBufferAsIntBufferRB,   $(BYTE_X_BUF), type:=int, RW:=R, BO:=B))
356
$(eval $(call SetupGenBuffer,ByteBufferAsLongBufferB,   $(BYTE_X_BUF), type:=long, BO:=B))
357
$(eval $(call SetupGenBuffer,ByteBufferAsLongBufferRB,  $(BYTE_X_BUF), type:=long, RW:=R, BO:=B))
358
$(eval $(call SetupGenBuffer,ByteBufferAsFloatBufferB,  $(BYTE_X_BUF), type:=float, BO:=B))
359
$(eval $(call SetupGenBuffer,ByteBufferAsFloatBufferRB, $(BYTE_X_BUF), type:=float, RW:=R, BO:=B))
360
$(eval $(call SetupGenBuffer,ByteBufferAsDoubleBufferB, $(BYTE_X_BUF), type:=double, BO:=B))
361
$(eval $(call SetupGenBuffer,ByteBufferAsDoubleBufferRB,$(BYTE_X_BUF), type:=double, RW:=R, BO:=B))
362

363
# Little-endian views of byte buffers
364
#
365
$(eval $(call SetupGenBuffer,ByteBufferAsCharBufferL,   $(BYTE_X_BUF), type:=char, BO:=L))
366
$(eval $(call SetupGenBuffer,ByteBufferAsCharBufferRL,  $(BYTE_X_BUF), type:=char, RW:=R, BO:=L))
367
$(eval $(call SetupGenBuffer,ByteBufferAsShortBufferL,  $(BYTE_X_BUF), type:=short, BO:=L))
368
$(eval $(call SetupGenBuffer,ByteBufferAsShortBufferRL, $(BYTE_X_BUF), type:=short, RW:=R, BO:=L))
369
$(eval $(call SetupGenBuffer,ByteBufferAsIntBufferL,    $(BYTE_X_BUF), type:=int, BO:=L))
370
$(eval $(call SetupGenBuffer,ByteBufferAsIntBufferRL,   $(BYTE_X_BUF), type:=int, RW:=R, BO:=L))
371
$(eval $(call SetupGenBuffer,ByteBufferAsLongBufferL,   $(BYTE_X_BUF), type:=long, BO:=L))
372
$(eval $(call SetupGenBuffer,ByteBufferAsLongBufferRL,  $(BYTE_X_BUF), type:=long, RW:=R, BO:=L))
373
$(eval $(call SetupGenBuffer,ByteBufferAsFloatBufferL,  $(BYTE_X_BUF), type:=float, BO:=L))
374
$(eval $(call SetupGenBuffer,ByteBufferAsFloatBufferRL, $(BYTE_X_BUF), type:=float, RW:=R, BO:=L))
375
$(eval $(call SetupGenBuffer,ByteBufferAsDoubleBufferL, $(BYTE_X_BUF), type:=double, BO:=L))
376
$(eval $(call SetupGenBuffer,ByteBufferAsDoubleBufferRL,$(BYTE_X_BUF), type:=double, RW:=R, BO:=L))
377

378
###
379

380
$(GENSRC_BUFFER): $(BUILD_TOOLS_JDK)
381

382
TARGETS += $(GENSRC_BUFFER)
383