-
Notifications
You must be signed in to change notification settings - Fork 746
/
Copy pathpnathelp.m4
1030 lines (869 loc) · 29.6 KB
/
pnathelp.m4
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
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
dnl Copyright IBM Corp. and others 2017
dnl
dnl This program and the accompanying materials are made available under
dnl the terms of the Eclipse Public License 2.0 which accompanies this
dnl distribution and is available at https://www.eclipse.org/legal/epl-2.0/
dnl or the Apache License, Version 2.0 which accompanies this distribution and
dnl is available at https://www.apache.org/licenses/LICENSE-2.0.
dnl
dnl This Source Code may also be made available under the following
dnl Secondary Licenses when the conditions for such availability set
dnl forth in the Eclipse Public License, v. 2.0 are satisfied: GNU
dnl General Public License, version 2 with the GNU Classpath
dnl Exception [1] and GNU General Public License, version 2 with the
dnl OpenJDK Assembly Exception [2].
dnl
dnl [1] https://www.gnu.org/software/classpath/license.html
dnl [2] https://openjdk.org/legal/assembly-exception.html
dnl
dnl SPDX-License-Identifier: EPL-2.0 OR Apache-2.0 OR GPL-2.0-only WITH Classpath-exception-2.0 OR GPL-2.0-only WITH OpenJDK-assembly-exception-1.0
include(phelpers.m4)
START_FILE("pnathelp.s")
define({CSECT_NAME},{pnathelp})
define({BEGIN_HELPER},{
START_PROC($1)
staddr r0,JIT_GPR_SAVE_SLOT(0)
SAVE_LR
SAVE_JIT_GOT_REGISTERS
INIT_JIT_TOC
})
define({END_HELPER},{
laddr r0,JIT_GPR_SAVE_SLOT(0)
blr
END_PROC($1)
})
define({CALL_SLOW_PATH_ONLY_HELPER},{
CALL_SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE($1)
laddr r3,J9TR_VMThread_returnValue(J9VMTHREAD)
})
define({CALL_SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE},{
SWITCH_TO_C_STACK
SAVE_ALL_REGS
laddr r0,JIT_LR_SAVE_SLOT
staddr r0,J9TR_VMThread_jitReturnAddress(J9VMTHREAD)
CALL_C_WITH_VMTHREAD(old_slow_$1)
cmpliaddr r3,0
beq .L_done_$1
mtctr r3
bctr
.L_done_$1:
RESTORE_ALL_REGS
RESTORE_JIT_GOT_REGISTERS
RESTORE_LR
SWITCH_TO_JAVA_STACK
})
define({CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE},{
SWITCH_TO_C_STACK
SAVE_ALL_REGS
laddr r0,JIT_LR_SAVE_SLOT
staddr r0,J9TR_VMThread_jitReturnAddress(J9VMTHREAD)
CALL_C_WITH_VMTHREAD(old_slow_$1)
RESTORE_ALL_REGS
RESTORE_JIT_GOT_REGISTERS
RESTORE_LR
SWITCH_TO_JAVA_STACK
})
define({CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION},{
CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE($1)
laddr r3,J9TR_VMThread_returnValue(J9VMTHREAD)
})
define({SLOW_PATH_ONLY_HELPER},{
DECLARE_EXTERN(old_slow_$1)
BEGIN_HELPER($1)
CALL_SLOW_PATH_ONLY_HELPER($1)
END_HELPER($1)
})
define({SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE},{
DECLARE_EXTERN(old_slow_$1)
BEGIN_HELPER($1)
CALL_SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE($1)
END_HELPER($1)
})
define({TRAP_HANDLER},{SLOW_PATH_ONLY_HELPER($1)})
define({PICBUILDER_FAST_PATH_ONLY_HELPER},{FAST_PATH_ONLY_HELPER($1)})
define({PICBUILDER_SLOW_PATH_ONLY_HELPER},{SLOW_PATH_ONLY_HELPER($1)})
define({EXCEPTION_THROW_HELPER},{SLOW_PATH_ONLY_HELPER($1)})
define({SLOW_PATH_ONLY_HELPER_NO_EXCEPTION},{
DECLARE_EXTERN(old_slow_$1)
BEGIN_HELPER($1)
CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION($1)
END_HELPER($1)
})
define({SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE},{
DECLARE_EXTERN(old_slow_$1)
BEGIN_HELPER($1)
CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE($1)
END_HELPER($1)
})
define({FAST_PATH_ONLY_HELPER},{
DECLARE_EXTERN(old_fast_$1)
BEGIN_HELPER($1)
SWITCH_TO_C_STACK
SAVE_C_VOLATILE_REGS
CALL_C_WITH_VMTHREAD(old_fast_$1)
RESTORE_C_VOLATILE_REGS
RESTORE_JIT_GOT_REGISTERS
RESTORE_LR
SWITCH_TO_JAVA_STACK
laddr r3,J9TR_VMThread_returnValue(J9VMTHREAD)
END_HELPER($1)
})
define({FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE},{
DECLARE_EXTERN(old_fast_$1)
BEGIN_HELPER($1)
SWITCH_TO_C_STACK
SAVE_C_VOLATILE_REGS
CALL_C_WITH_VMTHREAD(old_fast_$1)
RESTORE_C_VOLATILE_REGS
RESTORE_JIT_GOT_REGISTERS
RESTORE_LR
SWITCH_TO_JAVA_STACK
END_HELPER($1)
})
define({OLD_DUAL_MODE_HELPER},{
DECLARE_EXTERN(old_fast_$1)
BEGIN_HELPER($1)
SWITCH_TO_C_STACK
SAVE_C_VOLATILE_REGS
CALL_C_WITH_VMTHREAD(old_fast_$1)
cmpliaddr r3,0
beq .L_done_$1
laddr r0,JIT_LR_SAVE_SLOT
staddr r0,J9TR_VMThread_jitReturnAddress(J9VMTHREAD)
SAVE_C_NONVOLATILE_REGS
mr FUNC_PTR,r3
mr r3,J9VMTHREAD
CALL_INDIRECT
cmpliaddr r3,0
beq .L_old_slow_$1
mtctr r3
bctr
.L_old_slow_$1:
RESTORE_C_NONVOLATILE_REGS
.L_done_$1:
RESTORE_C_VOLATILE_REGS
RESTORE_JIT_GOT_REGISTERS
RESTORE_LR
SWITCH_TO_JAVA_STACK
laddr r3,J9TR_VMThread_returnValue(J9VMTHREAD)
END_HELPER($1)
})
define({OLD_DUAL_MODE_HELPER_NO_RETURN_VALUE},{
DECLARE_EXTERN(old_fast_$1)
BEGIN_HELPER($1)
SWITCH_TO_C_STACK
SAVE_C_VOLATILE_REGS
CALL_C_WITH_VMTHREAD(old_fast_$1)
cmpliaddr r3,0
beq .L_done_$1
laddr r0,JIT_LR_SAVE_SLOT
staddr r0,J9TR_VMThread_jitReturnAddress(J9VMTHREAD)
SAVE_C_NONVOLATILE_REGS
mr FUNC_PTR,r3
mr r3,J9VMTHREAD
CALL_INDIRECT
cmpliaddr r3,0
beq .L_old_slow_$1
mtctr r3
bctr
.L_old_slow_$1:
RESTORE_C_NONVOLATILE_REGS
.L_done_$1:
RESTORE_C_VOLATILE_REGS
RESTORE_JIT_GOT_REGISTERS
RESTORE_LR
SWITCH_TO_JAVA_STACK
END_HELPER($1)
})
define({NEW_DUAL_MODE_HELPER},{
DECLARE_EXTERN(fast_$1)
START_PROC($1)
SAVE_LR
SAVE_JIT_GOT_REGISTERS
INIT_JIT_TOC
CALL_DIRECT(fast_$1)
cmpliaddr r3,0
beq .L_done_$1
laddr r0,JIT_LR_SAVE_SLOT
staddr r0,J9TR_VMThread_jitReturnAddress(J9VMTHREAD)
SWITCH_TO_C_STACK
SAVE_C_NONVOLATILE_REGS
mr FUNC_PTR,r3
mr r3,J9VMTHREAD
CALL_INDIRECT
cmpliaddr r3,0
beq .L_old_slow_$1
mtctr r3
bctr
.L_old_slow_$1:
RESTORE_C_NONVOLATILE_REGS
SWITCH_TO_JAVA_STACK
.L_done_$1:
RESTORE_JIT_GOT_REGISTERS
RESTORE_LR
laddr r3,J9TR_VMThread_returnValue(J9VMTHREAD)
blr
END_PROC($1)
})
define({NEW_DUAL_MODE_HELPER_NO_RETURN_VALUE},{
DECLARE_EXTERN(fast_$1)
START_PROC($1)
SAVE_LR
SAVE_JIT_GOT_REGISTERS
INIT_JIT_TOC
CALL_DIRECT(fast_$1)
cmpliaddr r3,0
beq .L_done_$1
laddr r0,JIT_LR_SAVE_SLOT
staddr r0,J9TR_VMThread_jitReturnAddress(J9VMTHREAD)
SWITCH_TO_C_STACK
SAVE_C_NONVOLATILE_REGS
mr FUNC_PTR,r3
mr r3,J9VMTHREAD
CALL_INDIRECT
cmpliaddr r3,0
beq .L_old_slow_$1
mtctr r3
bctr
.L_old_slow_$1:
RESTORE_C_NONVOLATILE_REGS
SWITCH_TO_JAVA_STACK
.L_done_$1:
RESTORE_JIT_GOT_REGISTERS
RESTORE_LR
blr
END_PROC($1)
})
define({PICBUILDER_DUAL_MODE_HELPER},{OLD_DUAL_MODE_HELPER($1)})
ifdef({ASM_J9VM_JIT_NEW_DUAL_HELPERS},{
define({DUAL_MODE_HELPER},{NEW_DUAL_MODE_HELPER($1,$2)})
define({DUAL_MODE_HELPER_NO_RETURN_VALUE},{NEW_DUAL_MODE_HELPER_NO_RETURN_VALUE($1,$2)})
},{ dnl ASM_J9VM_JIT_NEW_DUAL_HELPERS
define({DUAL_MODE_HELPER},{OLD_DUAL_MODE_HELPER($1,$2)})
define({DUAL_MODE_HELPER_NO_RETURN_VALUE},{OLD_DUAL_MODE_HELPER_NO_RETURN_VALUE($1,$2)})
}) dnl ASM_J9VM_JIT_NEW_DUAL_HELPERS
define({BEGIN_RETURN_POINT},{
START_PROC($1)
})
define({END_RETURN_POINT},{
BRANCH_VIA_VMTHREAD(J9TR_VMThread_floatTemp1)
END_PROC($1)
})
define({CINTERP},{
li r3,$1
li r4,$2
b FUNC_LABEL(cInterpreterFromJIT)
})
define({UNUSED},{
START_PROC($1)
li r31,-1
staddr r0,0(r31)
END_PROC($1)
})
dnl Helpers that are at a method invocation point.
dnl
dnl See definition of SAVE_C_VOLATILE_REGS in phelpers.m4
dnl for details.
undefine({MUST_PRESERVE_FPR})
undefine({MUST_PRESERVE_VR})
PICBUILDER_DUAL_MODE_HELPER(jitLookupInterfaceMethod,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveInterfaceMethod,2)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveSpecialMethod,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveStaticMethod,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveVirtualMethod,2)
SLOW_PATH_ONLY_HELPER(jitInduceOSRAtCurrentPC,0)
SLOW_PATH_ONLY_HELPER(jitInduceOSRAtCurrentPCAndRecompile,0)
SLOW_PATH_ONLY_HELPER(jitRetranslateMethod,3)
dnl jitStackOverflow is special case in that the frame size argument
dnl is implicit (in the register file) rather than being passed as
dnl an argument in the usual way.
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitStackOverflow,0)
dnl Helpers that are not at a method invocation point.
dnl
dnl See definition of SAVE_C_VOLATILE_REGS in phelpers.m4
dnl for details.
define({MUST_PRESERVE_FPR})
ifdef({ASM_J9VM_ENV_DATA64},{define({MUST_PRESERVE_VR})})
dnl Runtime helpers
DUAL_MODE_HELPER(jitNewValue,1)
DUAL_MODE_HELPER(jitNewValueNoZeroInit,1)
DUAL_MODE_HELPER(jitNewObject,1)
DUAL_MODE_HELPER(jitNewObjectNoZeroInit,1)
DUAL_MODE_HELPER(jitANewArray,2)
DUAL_MODE_HELPER(jitANewArrayNoZeroInit,2)
DUAL_MODE_HELPER(jitNewArray,2)
DUAL_MODE_HELPER(jitNewArrayNoZeroInit,2)
SLOW_PATH_ONLY_HELPER(jitAMultiNewArray,3)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitCheckAsyncMessages,0)
DUAL_MODE_HELPER_NO_RETURN_VALUE(jitCheckCast,2)
DUAL_MODE_HELPER_NO_RETURN_VALUE(jitCheckCastForArrayStore,2)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitCheckIfFinalizeObject,1)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitCollapseJNIReferenceFrame,0)
FAST_PATH_ONLY_HELPER(jitInstanceOf,2)
DUAL_MODE_HELPER_NO_RETURN_VALUE(jitMethodMonitorEntry,1)
DUAL_MODE_HELPER_NO_RETURN_VALUE(jitMonitorEntry,1)
DUAL_MODE_HELPER_NO_RETURN_VALUE(jitMethodMonitorExit,1)
DUAL_MODE_HELPER_NO_RETURN_VALUE(jitMonitorExit,1)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitReportMethodEnter,2)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitReportStaticMethodEnter,1)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitReportMethodExit,2)
DUAL_MODE_HELPER_NO_RETURN_VALUE(jitTypeCheckArrayStore,2)
DUAL_MODE_HELPER_NO_RETURN_VALUE(jitTypeCheckArrayStoreWithNullCheck,2)
FAST_PATH_ONLY_HELPER(jitObjectHashCode,1)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitReportFinalFieldModified,1)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitReportInstanceFieldRead,2)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitReportInstanceFieldWrite,3)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitReportStaticFieldRead,1)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitReportStaticFieldWrite,2)
FAST_PATH_ONLY_HELPER(jitAcmpeqHelper,2)
FAST_PATH_ONLY_HELPER(jitAcmpneHelper,2)
OLD_DUAL_MODE_HELPER(jitGetFlattenableField,2)
OLD_DUAL_MODE_HELPER(jitCloneValueType, 1)
OLD_DUAL_MODE_HELPER(jitWithFlattenableField,3)
OLD_DUAL_MODE_HELPER_NO_RETURN_VALUE(jitPutFlattenableField,3)
OLD_DUAL_MODE_HELPER(jitGetFlattenableStaticField,2)
OLD_DUAL_MODE_HELPER_NO_RETURN_VALUE(jitPutFlattenableStaticField,3)
OLD_DUAL_MODE_HELPER(jitLoadFlattenableArrayElement,2)
OLD_DUAL_MODE_HELPER_NO_RETURN_VALUE(jitStoreFlattenableArrayElement,3)
SLOW_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitResolveFlattenableField,3)
ifdef({ASM_J9VM_OPT_OPENJDK_METHODHANDLE},{
OLD_DUAL_MODE_HELPER(jitLookupDynamicPublicInterfaceMethod,2)
}) dnl ASM_J9VM_OPT_OPENJDK_METHODHANDLE
dnl Trap handlers
TRAP_HANDLER(jitHandleArrayIndexOutOfBoundsTrap,0)
TRAP_HANDLER(jitHandleIntegerDivideByZeroTrap,0)
TRAP_HANDLER(jitHandleNullPointerExceptionTrap,0)
TRAP_HANDLER(jitHandleInternalErrorTrap,0)
dnl Only called from PicBuilder
PICBUILDER_FAST_PATH_ONLY_HELPER(jitMethodIsNative,1)
PICBUILDER_FAST_PATH_ONLY_HELPER(jitMethodIsSync,1)
PICBUILDER_FAST_PATH_ONLY_HELPER(jitResolvedFieldIsVolatile,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveString,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveClass,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveClassFromStaticField,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveField,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveFieldSetter,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveStaticField,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveStaticFieldSetter,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveMethodType,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveMethodHandle,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveInvokeDynamic,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveConstantDynamic,3)
PICBUILDER_SLOW_PATH_ONLY_HELPER(jitResolveHandleMethod,3)
dnl Direct call field resolve helpers
SLOW_PATH_ONLY_HELPER(jitResolveFieldDirect,2)
SLOW_PATH_ONLY_HELPER(jitResolveFieldSetterDirect,2)
SLOW_PATH_ONLY_HELPER(jitResolveStaticFieldDirect,2)
SLOW_PATH_ONLY_HELPER(jitResolveStaticFieldSetterDirect,2)
dnl Recompilation helpers
SLOW_PATH_ONLY_HELPER(jitRetranslateCaller,2)
SLOW_PATH_ONLY_HELPER(jitRetranslateCallerWithPreparation,3)
dnl Exception throw helpers
EXCEPTION_THROW_HELPER(jitThrowCurrentException,0)
EXCEPTION_THROW_HELPER(jitThrowException,1)
EXCEPTION_THROW_HELPER(jitThrowUnreportedException,1)
EXCEPTION_THROW_HELPER(jitThrowAbstractMethodError,0)
EXCEPTION_THROW_HELPER(jitThrowArithmeticException,0)
EXCEPTION_THROW_HELPER(jitThrowArrayIndexOutOfBounds,0)
EXCEPTION_THROW_HELPER(jitThrowArrayStoreException,0)
EXCEPTION_THROW_HELPER(jitThrowArrayStoreExceptionWithIP,0)
EXCEPTION_THROW_HELPER(jitThrowExceptionInInitializerError,0)
EXCEPTION_THROW_HELPER(jitThrowIllegalAccessError,0)
EXCEPTION_THROW_HELPER(jitThrowIncompatibleClassChangeError,0)
EXCEPTION_THROW_HELPER(jitThrowInstantiationException,0)
EXCEPTION_THROW_HELPER(jitThrowNullPointerException,0)
EXCEPTION_THROW_HELPER(jitThrowWrongMethodTypeException,0)
EXCEPTION_THROW_HELPER(jitThrowIncompatibleReceiver,2)
EXCEPTION_THROW_HELPER(jitThrowIdentityException,0)
dnl Write barrier helpers
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierBatchStore,1)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierBatchStoreWithRange,3)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierJ9ClassBatchStore,1)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierJ9ClassStore,2)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierStore,2)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierStoreGenerational,2)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierStoreGenerationalAndConcurrentMark,2)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierClassStoreMetronome,3)
FAST_PATH_ONLY_HELPER_NO_RETURN_VALUE(jitWriteBarrierStoreMetronome,3)
dnl Misc
SLOW_PATH_ONLY_HELPER(jitNewInstanceImplAccessCheck,3)
SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE(jitCallCFunction,3)
SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE(jitCallJitAddPicToPatchOnClassUnload,2)
UNUSED(jitNewDerivedPackedObject)
UNUSED(jitNewDerivedPackedArray)
UNUSED(jitPackedResolveField)
UNUSED(jitPackedResolveFieldSetter)
UNUSED(jitNewPackedArray)
UNUSED(jitResolvePackedArrayFieldLength)
UNUSED(jitResolveIsPackedFieldNested)
UNUSED(jitNewObjectNoTenantInit)
UNUSED(jitPostJNICallOffloadCheck)
UNUSED(jitPreJNICallOffloadCheck)
UNUSED(jitFindFieldSignatureClass)
UNUSED(j2iInvokeWithArguments)
dnl Switch from the C stack to the java stack and jump via tempSlot
START_PROC(jitRunOnJavaStack)
SWITCH_TO_JAVA_STACK
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitRunOnJavaStack)
dnl When the VM access helpers are called, the java SP is already stored in the J9VMThread
DECLARE_EXTERN(fast_jitAcquireVMAccess)
DECLARE_EXTERN(fast_jitReleaseVMAccess)
BEGIN_HELPER(jitAcquireVMAccess)
SAVE_ALL_REGS
mr r3,J9VMTHREAD
CALL_DIRECT(fast_jitAcquireVMAccess)
RESTORE_ALL_REGS
RESTORE_JIT_GOT_REGISTERS
RESTORE_LR
END_HELPER(jitAcquireVMAccess)
BEGIN_HELPER(jitReleaseVMAccess)
SAVE_ALL_REGS
mr r3,J9VMTHREAD
CALL_DIRECT(fast_jitReleaseVMAccess)
RESTORE_ALL_REGS
RESTORE_JIT_GOT_REGISTERS
RESTORE_LR
END_HELPER(jitReleaseVMAccess)
START_PROC(cInterpreterFromJIT)
staddr r3,J9TR_VMThread_returnValue(J9VMTHREAD)
staddr r4,J9TR_VMThread_returnValue2(J9VMTHREAD)
laddr r3,J9TR_VMThread_javaVM(J9VMTHREAD)
laddr r0,J9TR_JavaVM_cInterpreter(r3)
mtctr r0
bctr
END_PROC(cInterpreterFromJIT)
ifelse(eval(ASM_JAVA_SPEC_VERSION >= 24), 1, {
BEGIN_RETURN_POINT(jitExitInterpreter0RestoreAll)
RESTORE_ALL_REGS
END_RETURN_POINT(jitExitInterpreter0RestoreAll)
}) dnl jitExitInterpreter0RestoreAll is only supported on JAVA 24+
BEGIN_RETURN_POINT(jitExitInterpreter0)
END_RETURN_POINT(jitExitInterpreter0)
BEGIN_RETURN_POINT(jitExitInterpreter1)
lwz r3,J9TR_VMThread_returnValue(J9VMTHREAD)
END_RETURN_POINT(jitExitInterpreter1)
BEGIN_RETURN_POINT(jitExitInterpreterF)
lfs fp0,J9TR_VMThread_returnValue(J9VMTHREAD)
END_RETURN_POINT(jitExitInterpreterF)
BEGIN_RETURN_POINT(jitExitInterpreterD)
lfd fp0,J9TR_VMThread_returnValue(J9VMTHREAD)
END_RETURN_POINT(jitExitInterpreterD)
DECLARE_EXTERN(old_slow_jitInterpretNewInstanceMethod)
DECLARE_EXTERN(old_slow_jitTranslateNewInstanceMethod)
dnl Non-standard - Called via an invoke - arguments are reversed on stack and doesn't return to caller right away
BEGIN_HELPER(jitInterpretNewInstanceMethod)
CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE(jitInterpretNewInstanceMethod)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitInterpretNewInstanceMethod)
dnl Non-standard - Called via an invoke - arguments are reversed on stack and doesn't return to caller right away
BEGIN_HELPER(jitTranslateNewInstanceMethod)
CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE(jitTranslateNewInstanceMethod)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitTranslateNewInstanceMethod)
START_PROC(returnFromJITConstructor0)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_return_from_jit_ctor, 0)
END_PROC(returnFromJITConstructor0)
START_PROC(returnFromJIT0)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_return_from_jit, 0)
END_PROC(returnFromJIT0)
START_PROC(returnFromJIT1)
stw r3,J9TR_VMThread_floatTemp1(J9VMTHREAD)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_return_from_jit, 1)
END_PROC(returnFromJIT1)
START_PROC(returnFromJITF)
stfs fp0,J9TR_VMThread_floatTemp1(J9VMTHREAD)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_return_from_jit, 1)
END_PROC(returnFromJITF)
START_PROC(returnFromJITD)
stfd fp0,J9TR_VMThread_floatTemp1(J9VMTHREAD)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_return_from_jit, 2)
END_PROC(returnFromJITD)
dnl j2iInvokeExact
dnl All arguments (including the MethodHandle) are on stack
dnl Return address is in LR
dnl JIT preserved registers are live
dnl r3 contains the method to run
START_PROC(j2iInvokeExact)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
SAVE_LR
mr r4,r3
li r3,J9TR_bcloop_j2i_invoke_exact
b FUNC_LABEL(cInterpreterFromJIT)
END_PROC(j2iInvokeExact)
dnl j2iTransition
dnl All arguments are on stack
dnl Return address is in LR
dnl JIT preserved registers are live
dnl r3 contains the method to run
START_PROC(j2iTransition)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
SAVE_LR
mr r4,r3
li r3,J9TR_bcloop_j2i_transition
b FUNC_LABEL(cInterpreterFromJIT)
END_PROC(j2iTransition)
dnl j2iVirtual
dnl All arguments are on stack
dnl Return address is in LR
dnl JIT preserved registers are live
dnl r3 contains the receiver
dnl r12 contains the vTable index
START_PROC(j2iVirtual)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
SAVE_LR
staddr r12,J9TR_VMThread_tempSlot(J9VMTHREAD)
mr r4,r3
li r3,J9TR_bcloop_j2i_virtual
b FUNC_LABEL(cInterpreterFromJIT)
END_PROC(j2iVirtual)
DECLARE_EXTERN(old_slow_icallVMprJavaSendPatchupVirtual)
dnl icallVMprJavaSendPatchupVirtual
dnl Arguments are in registers/stack per JIT linkage
dnl Return address is in LR
dnl JIT preserved registers are live
dnl r3 contains the receiver
dnl r12 contains the vTable index
BEGIN_HELPER(icallVMprJavaSendPatchupVirtual)
staddr r3,J9TR_VMThread_returnValue2(J9VMTHREAD)
staddr r12,J9TR_VMThread_tempSlot(J9VMTHREAD)
CALL_SLOW_PATH_ONLY_HELPER_NO_EXCEPTION_NO_RETURN_VALUE(icallVMprJavaSendPatchupVirtual)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(icallVMprJavaSendPatchupVirtual)
START_PROC(icallVMprJavaSendNativeStatic)
b FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendNativeStatic)
START_PROC(icallVMprJavaSendStatic0)
b FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStatic0)
START_PROC(icallVMprJavaSendStatic1)
b FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStatic1)
START_PROC(icallVMprJavaSendStaticJ)
b FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticJ)
START_PROC(icallVMprJavaSendStaticF)
b FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticF)
START_PROC(icallVMprJavaSendStaticD)
b FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticD)
START_PROC(icallVMprJavaSendStaticL)
b FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticL)
START_PROC(icallVMprJavaSendStaticSync0)
b FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticSync0)
START_PROC(icallVMprJavaSendStaticSync1)
b FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticSync1)
START_PROC(icallVMprJavaSendStaticSyncJ)
b FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticSyncJ)
START_PROC(icallVMprJavaSendStaticSyncF)
b FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticSyncF)
START_PROC(icallVMprJavaSendStaticSyncD)
b FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticSyncD)
START_PROC(icallVMprJavaSendStaticSyncL)
b FUNC_LABEL(j2iTransition)
END_PROC(icallVMprJavaSendStaticSyncL)
START_PROC(icallVMprJavaSendNativeVirtual)
b FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendNativeVirtual)
START_PROC(icallVMprJavaSendVirtual0)
b FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtual0)
START_PROC(icallVMprJavaSendVirtual1)
b FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtual1)
START_PROC(icallVMprJavaSendVirtualJ)
b FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualJ)
START_PROC(icallVMprJavaSendVirtualF)
b FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualF)
START_PROC(icallVMprJavaSendVirtualD)
b FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualD)
START_PROC(icallVMprJavaSendVirtualL)
b FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualL)
START_PROC(icallVMprJavaSendVirtualSync0)
b FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualSync0)
START_PROC(icallVMprJavaSendVirtualSync1)
b FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualSync1)
START_PROC(icallVMprJavaSendVirtualSyncJ)
b FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualSyncJ)
START_PROC(icallVMprJavaSendVirtualSyncF)
b FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualSyncF)
START_PROC(icallVMprJavaSendVirtualSyncD)
b FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualSyncD)
START_PROC(icallVMprJavaSendVirtualSyncL)
b FUNC_LABEL(j2iVirtual)
END_PROC(icallVMprJavaSendVirtualSyncL)
START_PROC(icallVMprJavaSendInvokeExact0)
b FUNC_LABEL(j2iInvokeExact)
END_PROC(icallVMprJavaSendInvokeExact0)
START_PROC(icallVMprJavaSendInvokeExact1)
b FUNC_LABEL(j2iInvokeExact)
END_PROC(icallVMprJavaSendInvokeExact1)
START_PROC(icallVMprJavaSendInvokeExactD)
b FUNC_LABEL(j2iInvokeExact)
END_PROC(icallVMprJavaSendInvokeExactD)
START_PROC(icallVMprJavaSendInvokeExactF)
b FUNC_LABEL(j2iInvokeExact)
END_PROC(icallVMprJavaSendInvokeExactF)
START_PROC(icallVMprJavaSendInvokeExactJ)
b FUNC_LABEL(j2iInvokeExact)
END_PROC(icallVMprJavaSendInvokeExactJ)
START_PROC(icallVMprJavaSendInvokeExactL)
b FUNC_LABEL(j2iInvokeExact)
END_PROC(icallVMprJavaSendInvokeExactL)
DECLARE_EXTERN(c_jitDecompileOnReturn)
DECLARE_EXTERN(c_jitReportExceptionCatch)
DECLARE_EXTERN(c_jitDecompileAtExceptionCatch)
DECLARE_EXTERN(c_jitDecompileAtCurrentPC)
DECLARE_EXTERN(c_jitDecompileBeforeReportMethodEnter)
DECLARE_EXTERN(c_jitDecompileBeforeMethodMonitorEnter)
DECLARE_EXTERN(c_jitDecompileAfterAllocation)
DECLARE_EXTERN(c_jitDecompileAfterMonitorEnter)
START_PROC(jitDecompileOnReturn0)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
INIT_JIT_TOC
li r0,0
staddr r0,J9TR_VMThread_tempSlot(J9VMTHREAD)
CALL_C_WITH_VMTHREAD(c_jitDecompileOnReturn)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileOnReturn0)
START_PROC(jitDecompileOnReturn1)
stw r3,J9TR_VMThread_returnValue(J9VMTHREAD)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
INIT_JIT_TOC
li r0,1
staddr r0,J9TR_VMThread_tempSlot(J9VMTHREAD)
CALL_C_WITH_VMTHREAD(c_jitDecompileOnReturn)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileOnReturn1)
START_PROC(jitDecompileOnReturnF)
stfs fp0,J9TR_VMThread_returnValue(J9VMTHREAD)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
INIT_JIT_TOC
li r0,1
staddr r0,J9TR_VMThread_tempSlot(J9VMTHREAD)
CALL_C_WITH_VMTHREAD(c_jitDecompileOnReturn)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileOnReturnF)
START_PROC(jitDecompileOnReturnD)
stfd fp0,J9TR_VMThread_returnValue(J9VMTHREAD)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
INIT_JIT_TOC
li r0,2
staddr r0,J9TR_VMThread_tempSlot(J9VMTHREAD)
CALL_C_WITH_VMTHREAD(c_jitDecompileOnReturn)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileOnReturnD)
START_PROC(jitReportExceptionCatch)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
INIT_JIT_TOC
CALL_C_WITH_VMTHREAD(c_jitReportExceptionCatch)
RESTORE_PRESERVED_REGS
SWITCH_TO_JAVA_STACK
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitReportExceptionCatch)
START_PROC(jitDecompileAtExceptionCatch)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
INIT_JIT_TOC
CALL_C_WITH_VMTHREAD(c_jitDecompileAtExceptionCatch)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileAtExceptionCatch)
START_PROC(jitDecompileAtCurrentPC)
SWITCH_TO_C_STACK
INIT_JIT_TOC
CALL_C_WITH_VMTHREAD(c_jitDecompileAtCurrentPC)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileAtCurrentPC)
START_PROC(jitDecompileBeforeReportMethodEnter)
SWITCH_TO_C_STACK
INIT_JIT_TOC
CALL_C_WITH_VMTHREAD(c_jitDecompileBeforeReportMethodEnter)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileBeforeReportMethodEnter)
START_PROC(jitDecompileBeforeMethodMonitorEnter)
SWITCH_TO_C_STACK
INIT_JIT_TOC
CALL_C_WITH_VMTHREAD(c_jitDecompileBeforeMethodMonitorEnter)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileBeforeMethodMonitorEnter)
START_PROC(jitDecompileAfterAllocation)
SWITCH_TO_C_STACK
INIT_JIT_TOC
CALL_C_WITH_VMTHREAD(c_jitDecompileAfterAllocation)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileAfterAllocation)
START_PROC(jitDecompileAfterMonitorEnter)
SWITCH_TO_C_STACK
INIT_JIT_TOC
CALL_C_WITH_VMTHREAD(c_jitDecompileAfterMonitorEnter)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileAfterMonitorEnter)
ifelse(eval(ASM_JAVA_SPEC_VERSION >= 24), 1, {
START_PROC(yieldAtMonitorEnter)
CINTERP(J9TR_bcloop_yield_monent, 0)
END_PROC(yieldAtMonitorEnter)
}) dnl yieldAtMonitorEnter is only supported on JAVA 24+
START_PROC(executeCurrentBytecodeFromJIT)
CINTERP(J9TR_bcloop_execute_bytecode, 0)
END_PROC(executeCurrentBytecodeFromJIT)
START_PROC(handlePopFramesFromJIT)
CINTERP(J9TR_bcloop_handle_pop_frames, 0)
END_PROC(handlePopFramesFromJIT)
START_PROC(throwCurrentExceptionFromJIT)
CINTERP(J9TR_bcloop_throw_current_exception, 0)
END_PROC(throwCurrentExceptionFromJIT)
START_PROC(enterMethodMonitorFromJIT)
laddr r4,J9TR_VMThread_floatTemp1(J9VMTHREAD)
li r3,J9TR_bcloop_enter_method_monitor
b FUNC_LABEL(cInterpreterFromJIT)
END_PROC(enterMethodMonitorFromJIT)
START_PROC(reportMethodEnterFromJIT)
laddr r4,J9TR_VMThread_floatTemp1(J9VMTHREAD)
li r3,J9TR_bcloop_report_method_enter
b FUNC_LABEL(cInterpreterFromJIT)
END_PROC(reportMethodEnterFromJIT)
START_PROC(jitFillOSRBufferReturn)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_exit_interpreter, 0)
END_PROC(jitFillOSRBufferReturn)
dnl Expects r3 to already contain the vmThread.
dnl Expects r4 to already contain the address being loaded from.
START_PROC(jitSoftwareReadBarrier)
ifdef({OMR_GC_CONCURRENT_SCAVENGER},{
staddr r0,JIT_GPR_SAVE_SLOT(0)
SAVE_LR
SAVE_JIT_GOT_REGISTERS
INIT_JIT_TOC
SWITCH_TO_C_STACK
SAVE_C_VOLATILE_REGS
laddr r5,J9TR_VMThread_javaVM(J9VMTHREAD)
laddr r5,J9TR_JavaVM_memoryManagerFunctions(r5)
laddr FUNC_PTR,J9TR_J9MemoryManagerFunctions_J9ReadBarrier(r5)
CALL_INDIRECT
RESTORE_C_VOLATILE_REGS
RESTORE_JIT_GOT_REGISTERS
RESTORE_LR
SWITCH_TO_JAVA_STACK
laddr r0,JIT_GPR_SAVE_SLOT(0)
blr
},{
dnl jitSoftwareReadBarrier is not supported if OMR_GC_CONCURRENT_SCAVENGER is not set
trap
})
END_PROC(jitSoftwareReadBarrier)
dnl Expects r3 to already contain vmThread.
dnl Expects r4 to already contain srcObj.
dnl Expects r5 to already contain dstObj.
dnl Expects r6 to already contain srcAddr.
dnl Expects r7 to already contain dstAddr.
dnl Expects r8 to already contain length.
START_PROC(jitReferenceArrayCopy)
staddr r0,JIT_GPR_SAVE_SLOT(0)
SAVE_LR
SAVE_JIT_GOT_REGISTERS
INIT_JIT_TOC
SWITCH_TO_C_STACK
SAVE_ALL_REGS
laddr r9,J9TR_VMThread_javaVM(J9VMTHREAD)
laddr r9,J9TR_JavaVM_memoryManagerFunctions(r9)
laddr FUNC_PTR,J9TR_J9MemoryManagerFunctions_referenceArrayCopy(r9)
CALL_INDIRECT
staddr r3,J9TR_VMThread_returnValue(J9VMTHREAD)
RESTORE_ALL_REGS
RESTORE_JIT_GOT_REGISTERS
RESTORE_LR
SWITCH_TO_JAVA_STACK
laddr r0,JIT_GPR_SAVE_SLOT(0)
laddr r3,J9TR_VMThread_returnValue(J9VMTHREAD)
blr
END_PROC(jitReferenceArrayCopy)
ifdef({ASM_J9VM_ENV_DATA64},{
BEGIN_RETURN_POINT(jitExitInterpreterJ)
ld r3,J9TR_VMThread_returnValue(J9VMTHREAD)
END_RETURN_POINT(jitExitInterpreterJ)
START_PROC(returnFromJITJ)
std r3,J9TR_VMThread_floatTemp1(J9VMTHREAD)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_return_from_jit, 2)
END_PROC(returnFromJITJ)
START_PROC(jitDecompileOnReturnJ)
std r3,J9TR_VMThread_returnValue(J9VMTHREAD)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
INIT_JIT_TOC
li r0,2
staddr r0,J9TR_VMThread_tempSlot(J9VMTHREAD)
CALL_C_WITH_VMTHREAD(c_jitDecompileOnReturn)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileOnReturnJ)
START_PROC(returnFromJITL)
std r3,J9TR_VMThread_floatTemp1(J9VMTHREAD)
SWITCH_TO_C_STACK
CINTERP(J9TR_bcloop_return_from_jit, 1)
END_PROC(returnFromJITL)
START_PROC(jitDecompileOnReturnL)
std r3,J9TR_VMThread_returnValue(J9VMTHREAD)
SWITCH_TO_C_STACK
SAVE_PRESERVED_REGS
INIT_JIT_TOC
li r0,1
staddr r0,J9TR_VMThread_tempSlot(J9VMTHREAD)
CALL_C_WITH_VMTHREAD(c_jitDecompileOnReturn)
BRANCH_VIA_VMTHREAD(J9TR_VMThread_tempSlot)
END_PROC(jitDecompileOnReturnL)
},{