aboutsummaryrefslogtreecommitdiff
path: root/lux-jvm/source/luxc/lang/host/jvm/inst.lux
blob: 8b75e41699cddbace8263b35bf4887074e6a10f5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
(.using
 [library
  [lux {"-" Type Primitive int char try}
   ["[0]" ffi {"+" import: do_to}]
   [abstract
    [monad {"+" do}]]
   [control
    ["[0]" function]
    ["[0]" maybe]
    ["[0]" try]
    ["p" parser
     ["s" code]]]
   [data
    ["[0]" product]
    [collection
     ["[0]" list ("[1]@[0]" functor)]]]
   [macro
    [syntax {"+" syntax:}]
    ["[0]" code]
    ["[0]" template]]
   [math
    [number
     ["n" nat]
     ["i" int]]]
   [target
    [jvm
     [encoding
      ["[0]" name {"+" External}]]
     ["[0]" type {"+" Type} ("[1]@[0]" equivalence)
      [category {"+" Void Value Return Method Primitive Object Class Array Var Parameter}]
      ["[0]" box]
      ["[0]" descriptor]
      ["[0]" reflection]]]]
   [tool
    [compiler
     [phase {"+" Operation}]]]]]
 ["[0]" // {"+" Inst}])

(def: class_name (|>> type.descriptor descriptor.class_name name.read))
(def: descriptor (|>> type.descriptor descriptor.descriptor))
(def: reflection (|>> type.reflection reflection.reflection))

... [Host]
(import: java/lang/Object
  "[1]::[0]")

(import: java/lang/String
  "[1]::[0]")

(syntax: (declare [codes (p.many s.local_symbol)])
  (|> codes
      (list@each (function (_ code) (` ((~' "static") (~ (code.local_symbol code)) (~' int)))))
      in))

(`` (import: org/objectweb/asm/Opcodes
      "[1]::[0]"
      ("static" NOP int)

      ... Conversion
      (~~ (declare D2F D2I D2L
                   F2D F2I F2L
                   I2B I2C I2D I2F I2L I2S
                   L2D L2F L2I))

      ... Primitive
      (~~ (declare T_BOOLEAN T_CHAR T_FLOAT T_DOUBLE
                   T_BYTE T_SHORT T_INT T_LONG))

      ... Class
      (~~ (declare CHECKCAST NEW INSTANCEOF))
      
      ... Stack
      (~~ (declare DUP DUP_X1 DUP_X2
                   DUP2 DUP2_X1 DUP2_X2
                   POP POP2
                   SWAP))
      
      ... Jump
      (~~ (declare IF_ICMPEQ IF_ICMPGT IF_ICMPLT
                   IF_ICMPNE IF_ICMPGE IF_ICMPLE
                   IF_ACMPEQ IF_ACMPNE IFNULL IFNONNULL
                   IFEQ IFNE IFLT IFLE IFGT IFGE
                   GOTO))

      (~~ (declare BIPUSH SIPUSH))
      (~~ (declare ICONST_M1 ICONST_0 ICONST_1 ICONST_2 ICONST_3 ICONST_4 ICONST_5
                   LCONST_0 LCONST_1
                   FCONST_0 FCONST_1 FCONST_2
                   DCONST_0 DCONST_1))
      ("static" ACONST_NULL int)
      
      ... Var
      (~~ (declare IINC
                   ILOAD LLOAD FLOAD DLOAD ALOAD
                   ISTORE LSTORE FSTORE DSTORE ASTORE))
      
      ... Arithmetic
      (~~ (declare IADD ISUB IMUL IDIV IREM INEG
                   LADD LSUB LMUL LDIV LREM LNEG LCMP
                   FADD FSUB FMUL FDIV FREM FNEG FCMPG FCMPL
                   DADD DSUB DMUL DDIV DREM DNEG DCMPG DCMPL))
      
      ... Bit-wise
      (~~ (declare IAND IOR IXOR ISHL ISHR IUSHR
                   LAND LOR LXOR LSHL LSHR LUSHR))

      ... Array
      (~~ (declare ARRAYLENGTH NEWARRAY ANEWARRAY
                   AALOAD AASTORE
                   BALOAD BASTORE
                   SALOAD SASTORE
                   IALOAD IASTORE
                   LALOAD LASTORE
                   FALOAD FASTORE
                   DALOAD DASTORE
                   CALOAD CASTORE))
      
      ... Member
      (~~ (declare GETSTATIC PUTSTATIC GETFIELD PUTFIELD
                   INVOKESTATIC INVOKESPECIAL INVOKEVIRTUAL INVOKEINTERFACE))

      ("static" ATHROW int)

      ... Concurrency
      (~~ (declare MONITORENTER MONITOREXIT))
      
      ... Return
      (~~ (declare RETURN IRETURN LRETURN FRETURN DRETURN ARETURN))
      ))

(import: org/objectweb/asm/Label
  "[1]::[0]"
  (new []))

(import: org/objectweb/asm/MethodVisitor
  "[1]::[0]"
  (visitCode [] void)
  (visitMaxs [int int] void)
  (visitEnd [] void)
  (visitInsn [int] void)
  (visitLdcInsn [java/lang/Object] void)
  (visitFieldInsn [int java/lang/String java/lang/String java/lang/String] void)
  (visitTypeInsn [int java/lang/String] void)
  (visitVarInsn [int int] void)
  (visitIntInsn [int int] void)
  (visitMethodInsn [int java/lang/String java/lang/String java/lang/String boolean] void)
  (visitLabel [org/objectweb/asm/Label] void)
  (visitJumpInsn [int org/objectweb/asm/Label] void)
  (visitTryCatchBlock [org/objectweb/asm/Label org/objectweb/asm/Label org/objectweb/asm/Label java/lang/String] void)
  (visitLookupSwitchInsn [org/objectweb/asm/Label [int] [org/objectweb/asm/Label]] void)
  (visitTableSwitchInsn [int int org/objectweb/asm/Label [org/objectweb/asm/Label]] void)
  )

... [Insts]
(def: .public make_label
  (All (_ s) (Operation s org/objectweb/asm/Label))
  (function (_ state)
    {try.#Success [state (org/objectweb/asm/Label::new)]}))

(def: .public (with_label action)
  (All (_ a) (-> (-> org/objectweb/asm/Label a) a))
  (action (org/objectweb/asm/Label::new)))

(template [<name> <type> <prepare>]
  [(def: .public (<name> value)
     (-> <type> Inst)
     (function (_ visitor)
       (do_to visitor
         (org/objectweb/asm/MethodVisitor::visitLdcInsn (<prepare> value)))))]

  [boolean Bit  function.identity]
  [int     Int  ffi.long_to_int]
  [long    Int  function.identity]
  [double  Frac function.identity]
  [char    Nat  (|>> .int ffi.long_to_int ffi.int_to_char)]
  [string  Text function.identity]
  )

(template: (!prefix short)
  [(`` ((~~ (template.symbol ["org/objectweb/asm/Opcodes::" short]))))])

(template [<constant>]
  [(def: .public <constant>
     Inst
     (function (_ visitor)
       (do_to visitor
         (org/objectweb/asm/MethodVisitor::visitInsn (!prefix <constant>)))))]

  [ICONST_M1] [ICONST_0] [ICONST_1] [ICONST_2] [ICONST_3] [ICONST_4] [ICONST_5]
  [LCONST_0] [LCONST_1]
  [FCONST_0] [FCONST_1] [FCONST_2]
  [DCONST_0] [DCONST_1]
  )

(def: .public NULL
  Inst
  (function (_ visitor)
    (do_to visitor
      (org/objectweb/asm/MethodVisitor::visitInsn (!prefix ACONST_NULL)))))

(template [<constant>]
  [(def: .public (<constant> constant)
     (-> Int Inst)
     (function (_ visitor)
       (do_to visitor
         (org/objectweb/asm/MethodVisitor::visitIntInsn (!prefix <constant>) constant))))]

  [BIPUSH]
  [SIPUSH]
  )

(template [<name>]
  [(def: .public <name>
     Inst
     (function (_ visitor)
       (do_to visitor
         (org/objectweb/asm/MethodVisitor::visitInsn (!prefix <name>)))))]

  [NOP]
  
  ... Stack
  [DUP] [DUP_X1] [DUP_X2] [DUP2] [DUP2_X1] [DUP2_X2]
  [POP] [POP2]
  [SWAP]

  ... Conversions
  [D2F] [D2I] [D2L]
  [F2D] [F2I] [F2L]
  [I2B] [I2C] [I2D] [I2F] [I2L] [I2S]
  [L2D] [L2F] [L2I]

  ... Integer arithmetic
  [IADD] [ISUB] [IMUL] [IDIV] [IREM] [INEG]

  ... Integer bitwise
  [IAND] [IOR] [IXOR] [ISHL] [ISHR] [IUSHR]
  
  ... Long arithmetic
  [LADD] [LSUB] [LMUL] [LDIV] [LREM] [LNEG]
  [LCMP]

  ... Long bitwise
  [LAND] [LOR] [LXOR] [LSHL] [LSHR] [LUSHR]

  ... Float arithmetic
  [FADD] [FSUB] [FMUL] [FDIV] [FREM] [FNEG] [FCMPG] [FCMPL]

  ... Double arithmetic
  [DADD] [DSUB] [DMUL] [DDIV] [DREM] [DNEG]
  [DCMPG] [DCMPL]

  ... Array
  [ARRAYLENGTH]
  [AALOAD] [AASTORE]
  [BALOAD] [BASTORE]
  [SALOAD] [SASTORE]
  [IALOAD] [IASTORE]
  [LALOAD] [LASTORE]
  [FALOAD] [FASTORE]
  [DALOAD] [DASTORE]
  [CALOAD] [CASTORE]

  ... Exceptions
  [ATHROW]

  ... Concurrency
  [MONITORENTER] [MONITOREXIT]

  ... Return
  [RETURN] [IRETURN] [LRETURN] [FRETURN] [DRETURN] [ARETURN]
  )

(type: .public Register Nat)

(template [<name>]
  [(def: .public (<name> register)
     (-> Register Inst)
     (function (_ visitor)
       (do_to visitor
         (org/objectweb/asm/MethodVisitor::visitVarInsn (!prefix <name>) (.int register)))))]

  [IINC]
  [ILOAD] [LLOAD] [FLOAD] [DLOAD] [ALOAD]
  [ISTORE] [LSTORE] [FSTORE] [DSTORE] [ASTORE]
  )

(template [<name> <inst>]
  [(def: .public (<name> class field type)
     (-> (Type Class) Text (Type Value) Inst)
     (function (_ visitor)
       (do_to visitor
         (org/objectweb/asm/MethodVisitor::visitFieldInsn (<inst>) (..class_name class) field (..descriptor type)))))]

  [GETSTATIC org/objectweb/asm/Opcodes::GETSTATIC]
  [PUTSTATIC org/objectweb/asm/Opcodes::PUTSTATIC]
  
  [PUTFIELD  org/objectweb/asm/Opcodes::PUTFIELD]
  [GETFIELD  org/objectweb/asm/Opcodes::GETFIELD]
  )

(template [<category> <instructions>+]
  [(`` (template [<name> <inst>]
         [(def: .public (<name> class)
            (-> (Type <category>) Inst)
            (function (_ visitor)
              (do_to visitor
                (org/objectweb/asm/MethodVisitor::visitTypeInsn (<inst>) (..class_name class)))))]

         (~~ (template.spliced <instructions>+))))]

  [Object
   [[CHECKCAST  org/objectweb/asm/Opcodes::CHECKCAST]
    [ANEWARRAY  org/objectweb/asm/Opcodes::ANEWARRAY]]]

  [Class
   [[NEW        org/objectweb/asm/Opcodes::NEW]
    [INSTANCEOF org/objectweb/asm/Opcodes::INSTANCEOF]]]
  )

(def: .public (NEWARRAY type)
  (-> (Type Primitive) Inst)
  (function (_ visitor)
    (do_to visitor
      (org/objectweb/asm/MethodVisitor::visitIntInsn (org/objectweb/asm/Opcodes::NEWARRAY)
                                                     (`` (cond (~~ (template [<descriptor> <opcode>]
                                                                     [(type@= <descriptor> type) (<opcode>)]
                                                                     
                                                                     [type.boolean org/objectweb/asm/Opcodes::T_BOOLEAN]
                                                                     [type.byte    org/objectweb/asm/Opcodes::T_BYTE]
                                                                     [type.short   org/objectweb/asm/Opcodes::T_SHORT]
                                                                     [type.int     org/objectweb/asm/Opcodes::T_INT]
                                                                     [type.long    org/objectweb/asm/Opcodes::T_LONG]
                                                                     [type.float   org/objectweb/asm/Opcodes::T_FLOAT]
                                                                     [type.double  org/objectweb/asm/Opcodes::T_DOUBLE]
                                                                     [type.char    org/objectweb/asm/Opcodes::T_CHAR]))
                                                               ... else
                                                               (undefined)))))))

(template [<name> <inst> <interface?>]
  [(def: .public (<name> class method_name method)
     (-> (Type Class) Text (Type Method) Inst)
     (function (_ visitor)
       (do_to visitor
         (org/objectweb/asm/MethodVisitor::visitMethodInsn (<inst>)
                                                           (..class_name class)
                                                           method_name
                                                           (|> method type.descriptor descriptor.descriptor)
                                                           <interface?>))))]

  [INVOKESTATIC    org/objectweb/asm/Opcodes::INVOKESTATIC false]
  [INVOKEVIRTUAL   org/objectweb/asm/Opcodes::INVOKEVIRTUAL false]
  [INVOKESPECIAL   org/objectweb/asm/Opcodes::INVOKESPECIAL false]
  [INVOKEINTERFACE org/objectweb/asm/Opcodes::INVOKEINTERFACE true]
  )

(template [<name>]
  [(def: .public (<name> @where)
     (-> //.Label Inst)
     (function (_ visitor)
       (do_to visitor
         (org/objectweb/asm/MethodVisitor::visitJumpInsn (!prefix <name>) @where))))]

  [IF_ICMPEQ] [IF_ICMPGT] [IF_ICMPLT]
  [IF_ICMPNE] [IF_ICMPGE] [IF_ICMPLE]
  [IF_ACMPEQ] [IF_ACMPNE] [IFNULL] [IFNONNULL]
  [IFEQ] [IFNE] [IFLT] [IFLE] [IFGT] [IFGE]
  [GOTO]
  )

(def: .public (LOOKUPSWITCH default keys+labels)
  (-> //.Label (List [Int //.Label]) Inst)
  (function (_ visitor)
    (let [keys+labels (list.sorted (function (_ left right)
                                     (i.< (product.left left) (product.left right)))
                                   keys+labels)
          array_size (list.size keys+labels)
          keys_array (ffi.array int array_size)
          labels_array (ffi.array org/objectweb/asm/Label array_size)
          _ (loop [idx 0]
              (if (n.< array_size idx)
                (let [[key label] (maybe.trusted (list.item idx keys+labels))]
                  (exec
                    (ffi.write! idx (ffi.long_to_int key) keys_array)
                    (ffi.write! idx label labels_array)
                    (again (++ idx))))
                []))]
      (do_to visitor
        (org/objectweb/asm/MethodVisitor::visitLookupSwitchInsn default keys_array labels_array)))))

(def: .public (TABLESWITCH min max default labels)
  (-> Int Int //.Label (List //.Label) Inst)
  (function (_ visitor)
    (let [num_labels (list.size labels)
          labels_array (ffi.array org/objectweb/asm/Label num_labels)
          _ (loop [idx 0]
              (if (n.< num_labels idx)
                (exec (ffi.write! idx
                                  (maybe.trusted (list.item idx labels))
                                  labels_array)
                  (again (++ idx)))
                []))]
      (do_to visitor
        (org/objectweb/asm/MethodVisitor::visitTableSwitchInsn min max default labels_array)))))

(def: .public (try @from @to @handler exception)
  (-> //.Label //.Label //.Label (Type Class) Inst)
  (function (_ visitor)
    (do_to visitor
      (org/objectweb/asm/MethodVisitor::visitTryCatchBlock @from @to @handler (..class_name exception)))))

(def: .public (label @label)
  (-> //.Label Inst)
  (function (_ visitor)
    (do_to visitor
      (org/objectweb/asm/MethodVisitor::visitLabel @label))))

(def: .public (array elementT)
  (-> (Type Value) Inst)
  (case (type.primitive? elementT)
    {.#Left elementT}
    (ANEWARRAY elementT)

    {.#Right elementT}
    (NEWARRAY elementT)))

(template [<name> <boolean> <byte> <short> <int> <long> <float> <double> <char>]
  [(def: (<name> type)
     (-> (Type Primitive) Text)
     (`` (cond (~~ (template [<descriptor> <output>]
                     [(type@= <descriptor> type) <output>]
                     
                     [type.boolean <boolean>]
                     [type.byte    <byte>]
                     [type.short   <short>]
                     [type.int     <int>]
                     [type.long    <long>]
                     [type.float   <float>]
                     [type.double  <double>]
                     [type.char    <char>]))
               ... else
               (undefined))))]

  [primitive_wrapper
   box.boolean box.byte box.short box.int
   box.long box.float box.double box.char]
  [primitive_unwrap
   "booleanValue" "byteValue" "shortValue" "intValue"
   "longValue" "floatValue" "doubleValue" "charValue"]
  )

(def: .public (wrap type)
  (-> (Type Primitive) Inst)
  (let [wrapper (type.class (primitive_wrapper type) (list))]
    (INVOKESTATIC wrapper "valueOf" (type.method [(list) (list type) wrapper (list)]))))

(def: .public (unwrap type)
  (-> (Type Primitive) Inst)
  (let [wrapper (type.class (primitive_wrapper type) (list))]
    (|>> (CHECKCAST wrapper)
         (INVOKEVIRTUAL wrapper (primitive_unwrap type) (type.method [(list) (list) type (list)])))))

(def: .public (fuse insts)
  (-> (List Inst) Inst)
  (case insts
    {.#End}
    function.identity

    {.#Item singleton {.#End}}
    singleton

    {.#Item head tail}
    (function.composite (fuse tail) head)))