-
-
Notifications
You must be signed in to change notification settings - Fork 5.6k
/
Copy pathjulia_internal.h
2054 lines (1831 loc) · 91.6 KB
/
julia_internal.h
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
// This file is a part of Julia. License is MIT: https://julialang.org/license
#ifndef JL_INTERNAL_H
#define JL_INTERNAL_H
#include "options.h"
#include "julia_assert.h"
#include "julia_locks.h"
#include "julia_threads.h"
#include "support/utils.h"
#include "support/hashing.h"
#include "support/ptrhash.h"
#include "support/strtod.h"
#include "gc-alloc-profiler.h"
#include "support/rle.h"
#include <ctype.h>
#include <stdint.h>
#include <uv.h>
#include <llvm-c/Types.h>
#include <llvm-c/Orc.h>
#include <llvm-version.h>
#if !defined(_WIN32)
#include <unistd.h>
#else
#define sleep(x) Sleep(1000*x)
#endif
#if defined(_CPU_ARM_)
#include <sys/time.h>
#endif
// pragma visibility is more useful than -fvisibility
#pragma GCC visibility push(hidden)
#ifdef __cplusplus
extern "C" {
#endif
#ifdef _COMPILER_ASAN_ENABLED_
#if defined(__GLIBC__) && defined(_CPU_X86_64_)
/* TODO: This is terrible - we're reaching deep into glibc internals here.
We should probably just switch to our own setjmp/longjmp implementation. */
#define JB_RSP 6
static inline uintptr_t demangle_ptr(uintptr_t var)
{
asm ("ror $17, %0\n\t"
"xor %%fs:0x30, %0\n\t"
: "=r" (var)
: "0" (var));
return var;
}
static inline uintptr_t jmpbuf_sp(jl_jmp_buf *buf)
{
return demangle_ptr((uintptr_t)(*buf)[0].__jmpbuf[JB_RSP]);
}
#else
#error Need to implement jmpbuf_sp for this architecture
#endif
JL_DLLIMPORT void __sanitizer_start_switch_fiber(void**, const void*, size_t);
JL_DLLIMPORT void __sanitizer_finish_switch_fiber(void*, const void**, size_t*);
JL_DLLIMPORT void __asan_unpoison_stack_memory(uintptr_t addr, size_t size);
static inline void asan_unpoison_task_stack(jl_task_t *ct, jl_jmp_buf *buf)
{
if (!ct)
return;
/* Unpoison everything from the base of the stack allocation to the address
that we're resetting to. The idea is to remove the poison from the frames
that we're skipping over, since they won't be unwound. */
uintptr_t top = jmpbuf_sp(buf);
uintptr_t bottom = (uintptr_t)(ct->ctx.copy_stack ? (char*)ct->ptls->stackbase - ct->ptls->stacksize : (char*)ct->ctx.stkbuf);
//uintptr_t bottom = (uintptr_t)⊤
__asan_unpoison_stack_memory(bottom, top - bottom);
}
static inline void asan_unpoison_stack_memory(uintptr_t addr, size_t size) {
__asan_unpoison_stack_memory(addr, size);
}
#else
static inline void asan_unpoison_task_stack(jl_task_t *ct, jl_jmp_buf *buf) JL_NOTSAFEPOINT {}
static inline void asan_unpoison_stack_memory(uintptr_t addr, size_t size) JL_NOTSAFEPOINT {}
#endif
#ifdef _COMPILER_MSAN_ENABLED_
JL_DLLIMPORT void __msan_unpoison(const volatile void *a, size_t size) JL_NOTSAFEPOINT;
JL_DLLIMPORT void __msan_allocated_memory(const volatile void *a, size_t size) JL_NOTSAFEPOINT;
JL_DLLIMPORT void __msan_unpoison_string(const volatile char *a) JL_NOTSAFEPOINT;
static inline void msan_allocated_memory(const volatile void *a, size_t size) JL_NOTSAFEPOINT {
__msan_allocated_memory(a, size);
}
static inline void msan_unpoison(const volatile void *a, size_t size) JL_NOTSAFEPOINT {
__msan_unpoison(a, size);
}
static inline void msan_unpoison_string(const volatile char *a) JL_NOTSAFEPOINT {
__msan_unpoison_string(a);
}
#else
static inline void msan_unpoison(const volatile void *a, size_t size) JL_NOTSAFEPOINT {}
static inline void msan_allocated_memory(const volatile void *a, size_t size) JL_NOTSAFEPOINT {}
static inline void msan_unpoison_string(const volatile char *a) JL_NOTSAFEPOINT {}
#endif
#ifdef _COMPILER_TSAN_ENABLED_
JL_DLLIMPORT void *__tsan_create_fiber(unsigned flags);
JL_DLLIMPORT void *__tsan_get_current_fiber(void);
JL_DLLIMPORT void __tsan_destroy_fiber(void *fiber);
JL_DLLIMPORT void __tsan_switch_to_fiber(void *fiber, unsigned flags);
#endif
#ifndef _OS_WINDOWS_
#if defined(_CPU_ARM_) || defined(_CPU_PPC_) || defined(_CPU_WASM_)
#define MAX_ALIGN 8
#elif defined(_CPU_AARCH64_) || defined(_CPU_RISCV64_) || (JL_LLVM_VERSION >= 180000 && (defined(_CPU_X86_64_) || defined(_CPU_X86_)))
// int128 is 16 bytes aligned on aarch64 and riscv, and on x86 with LLVM >= 18
#define MAX_ALIGN 16
#elif defined(_P64)
// Generically we assume MAX_ALIGN is sizeof(void*)
#define MAX_ALIGN 8
#else
#define MAX_ALIGN 4
#endif
#else
#if JL_LLVM_VERSION >= 180000
#define MAX_ALIGN 16
#else
#define MAX_ALIGN 8
#endif
#endif
#ifndef alignof
# ifndef __cplusplus
# ifdef __GNUC__
# define alignof _Alignof
# else
# define alignof(...) 1
# endif
# endif
#endif
#if defined(__GLIBC__) && defined(JULIA_HAS_IFUNC_SUPPORT)
// Make sure both the compiler and the glibc supports it.
// Only enable this on known working glibc versions.
# if (defined(_CPU_X86_) || defined(_CPU_X86_64_)) && __GLIBC_PREREQ(2, 12)
# define JL_USE_IFUNC 1
# elif (defined(_CPU_ARM_) || defined(_CPU_AARCH64_)) && __GLIBC_PREREQ(2, 18)
// This is the oldest tested version that supports ifunc.
# define JL_USE_IFUNC 1
# endif
// TODO: PPC probably supports ifunc on some glibc versions too
#endif
// Make sure JL_USE_IFUNC is always defined to catch include errors.
#ifndef JL_USE_IFUNC
# define JL_USE_IFUNC 0
#endif
// If we've smashed the stack, (and not just normal NORETURN)
// this will smash stack-unwind too
#ifdef _OS_WINDOWS_
#if defined(_CPU_X86_64_)
// install the unhandled exception handler at the top of our stack
// to call directly into our personality handler
#define CFI_NORETURN \
asm volatile ("\t.seh_handler __julia_personality, @except\n\t.text");
#else
#define CFI_NORETURN
#endif
#else
// wipe out the call-stack unwind capability beyond this function
// (we are noreturn, so it is not a total lie)
#if defined(_CPU_X86_64_)
// per nongnu libunwind: "x86_64 ABI specifies that end of call-chain is marked with a NULL RBP or undefined return address"
// so we do all 3, to be extra certain of it
#define CFI_NORETURN \
asm volatile ("\t.cfi_undefined rip"); \
asm volatile ("\t.cfi_undefined rbp"); \
asm volatile ("\t.cfi_return_column rbp");
#else
// per nongnu libunwind: "DWARF spec says undefined return address location means end of stack"
// we use whatever happens to be register 1 on this platform for this
#define CFI_NORETURN \
asm volatile ("\t.cfi_undefined 1"); \
asm volatile ("\t.cfi_return_column 1");
#endif
#endif
extern JL_DLLEXPORT uintptr_t __stack_chk_guard;
// If this is detected in a backtrace of segfault, it means the functions
// that use this value must be reworked into their async form with cb arg
// provided and with JL_UV_LOCK used around the calls
static uv_loop_t *const unused_uv_loop_arg = (uv_loop_t *)0xBAD10;
extern jl_mutex_t jl_uv_mutex;
extern _Atomic(int) jl_uv_n_waiters;
void JL_UV_LOCK(void);
#define JL_UV_UNLOCK() JL_UNLOCK(&jl_uv_mutex)
extern _Atomic(unsigned) _threadedregion;
extern _Atomic(uint16_t) io_loop_tid;
int jl_running_under_rr(int recheck) JL_NOTSAFEPOINT;
//--------------------------------------------------
// timers
// Returns time in nanosec
JL_DLLEXPORT uint64_t jl_hrtime(void) JL_NOTSAFEPOINT;
JL_DLLEXPORT double jl_get_profile_peek_duration(void);
JL_DLLEXPORT void jl_set_profile_peek_duration(double);
JL_DLLEXPORT void jl_init_profile_lock(void);
JL_DLLEXPORT uintptr_t jl_lock_profile_rd_held(void) JL_NOTSAFEPOINT;
JL_DLLEXPORT void jl_lock_profile(void) JL_NOTSAFEPOINT JL_NOTSAFEPOINT_ENTER;
JL_DLLEXPORT void jl_unlock_profile(void) JL_NOTSAFEPOINT JL_NOTSAFEPOINT_LEAVE;
JL_DLLEXPORT void jl_lock_profile_wr(void) JL_NOTSAFEPOINT JL_NOTSAFEPOINT_ENTER;
JL_DLLEXPORT void jl_unlock_profile_wr(void) JL_NOTSAFEPOINT JL_NOTSAFEPOINT_LEAVE;
int jl_lock_stackwalk(void) JL_NOTSAFEPOINT JL_NOTSAFEPOINT_ENTER;
void jl_unlock_stackwalk(int lockret) JL_NOTSAFEPOINT JL_NOTSAFEPOINT_LEAVE;
arraylist_t *jl_get_all_tasks_arraylist(void) JL_NOTSAFEPOINT;
typedef struct {
size_t bt_size;
int tid;
} jl_record_backtrace_result_t;
JL_DLLEXPORT jl_record_backtrace_result_t jl_record_backtrace(jl_task_t *t, struct _jl_bt_element_t *bt_data,
size_t max_bt_size, int all_tasks_profiler) JL_NOTSAFEPOINT;
extern volatile struct _jl_bt_element_t *profile_bt_data_prof;
extern volatile size_t profile_bt_size_max;
extern volatile size_t profile_bt_size_cur;
extern volatile int profile_running;
extern volatile int profile_all_tasks;
// Ensures that we can safely read the `live_tasks`field of every TLS when profiling.
// We want to avoid the case that a GC gets interleaved with `jl_profile_task` and shrinks
// the `live_tasks` array while we are reading it or frees tasks that are being profiled.
// Because of that, this lock must be held in `jl_profile_task` and `sweep_stack_pools_and_mtarraylist_buffers`.
extern uv_mutex_t live_tasks_lock;
// Ensures that we can safely write to `profile_bt_data_prof` and `profile_bt_size_cur`.
// We want to avoid the case that:
// - We start to profile a task very close to the profiling time window end.
// - The profiling time window ends and we start to read the profile data in a compute thread.
// - We write to the profile in a profiler thread while the compute thread is reading it.
// Locking discipline: `bt_data_prof_lock` must be held inside the scope of `live_tasks_lock`.
extern uv_mutex_t bt_data_prof_lock;
#define PROFILE_STATE_THREAD_NOT_SLEEPING (1)
#define PROFILE_STATE_THREAD_SLEEPING (2)
#define PROFILE_STATE_WALL_TIME_PROFILING (3)
void jl_profile_task(void);
// number of cycles since power-on
static inline uint64_t cycleclock(void) JL_NOTSAFEPOINT
{
#if defined(_CPU_X86_64_)
// This is nopl 0(%rax, %rax, 1), but assembler are inconsistent about whether
// they emit that as a 4 or 5 byte sequence and we need to be guaranteed to use
// the 5 byte one.
#define NOP5_OVERRIDE_NOP ".byte 0x0f, 0x1f, 0x44, 0x00, 0x00\n\t"
uint64_t low, high;
// This instruction sequence is promised by rr to be patchable. rr can usually
// also patch `rdtsc` in regular code, but without the preceding nop, there could
// be an interfering branch into the middle of rr's patch region. Using this
// sequence prevents a massive rr-induced slowdown if the compiler happens to emit
// an unlucky pattern. See https://github.com/rr-debugger/rr/pull/3580.
__asm__ volatile(NOP5_OVERRIDE_NOP "rdtsc" : "=a"(low), "=d"(high));
return (high << 32) | low;
#elif defined(_CPU_X86_)
int64_t ret;
__asm__ volatile("rdtsc" : "=A"(ret));
return ret;
#elif defined(_CPU_AARCH64_)
// System timer of ARMv8 runs at a different frequency than the CPU's.
// The frequency is fixed, typically in the range 1-50MHz. It can be
// read at CNTFRQ special register. We assume the OS has set up
// the virtual timer properly.
int64_t virtual_timer_value;
__asm__ volatile("mrs %0, cntvct_el0" : "=r"(virtual_timer_value));
return virtual_timer_value;
#elif defined(_CPU_ARM_)
// V6 is the earliest arch that has a standard cyclecount
#if (__ARM_ARCH >= 6)
uint32_t pmccntr;
uint32_t pmuseren;
uint32_t pmcntenset;
// Read the user mode perf monitor counter access permissions.
asm volatile("mrc p15, 0, %0, c9, c14, 0" : "=r"(pmuseren));
if (pmuseren & 1) { // Allows reading perfmon counters for user mode code.
asm volatile("mrc p15, 0, %0, c9, c12, 1" : "=r"(pmcntenset));
if (pmcntenset & 0x80000000ul) { // Is it counting?
asm volatile("mrc p15, 0, %0, c9, c13, 0" : "=r"(pmccntr));
// The counter is set up to count every 64th cycle
return (int64_t)(pmccntr) * 64; // Should optimize to << 6
}
}
#endif
struct timeval tv;
gettimeofday(&tv, NULL);
return (int64_t)(tv.tv_sec) * 1000000 + tv.tv_usec;
#elif defined(_CPU_RISCV64_)
// taken from https://github.com/google/benchmark/blob/3b3de69400164013199ea448f051d94d7fc7d81f/src/cycleclock.h#L190
uint64_t ret;
__asm__ volatile("rdcycle %0" : "=r"(ret));
return ret;
#elif defined(_CPU_PPC64_)
// This returns a time-base, which is not always precisely a cycle-count.
// https://reviews.llvm.org/D78084
int64_t tb;
asm volatile("mfspr %0, 268" : "=r" (tb));
return tb;
#else
#warning No cycleclock() definition for your platform
// copy from https://github.com/google/benchmark/blob/v1.5.0/src/cycleclock.h
return 0;
#endif
}
#include "timing.h"
extern JL_DLLEXPORT uint64_t jl_typeinf_timing_begin(void) JL_NOTSAFEPOINT;
extern JL_DLLEXPORT void jl_typeinf_timing_end(uint64_t start, int is_recompile) JL_NOTSAFEPOINT;
// Global *atomic* integers controlling *process-wide* measurement of compilation time.
extern JL_DLLEXPORT _Atomic(uint8_t) jl_measure_compile_time_enabled;
extern JL_DLLEXPORT _Atomic(uint64_t) jl_cumulative_compile_time;
extern JL_DLLEXPORT _Atomic(uint64_t) jl_cumulative_recompile_time;
// Global *atomic* integer controlling *process-wide* task timing.
extern JL_DLLEXPORT _Atomic(uint8_t) jl_task_metrics_enabled;
#define jl_return_address() ((uintptr_t)__builtin_return_address(0))
STATIC_INLINE uint32_t jl_int32hash_fast(uint32_t a)
{
// a = (a+0x7ed55d16) + (a<<12);
// a = (a^0xc761c23c) ^ (a>>19);
// a = (a+0x165667b1) + (a<<5);
// a = (a+0xd3a2646c) ^ (a<<9);
// a = (a+0xfd7046c5) + (a<<3);
// a = (a^0xb55a4f09) ^ (a>>16);
return a; // identity hashing seems to work well enough here
}
// this is a version of memcpy that preserves atomic memory ordering
// which makes it safe to use for objects that can contain memory references
// without risk of creating pointers out of thin air
// TODO: replace with LLVM's llvm.memmove.element.unordered.atomic.p0i8.p0i8.i32
// aka `__llvm_memmove_element_unordered_atomic_8` (for 64 bit)
static inline void memmove_refs(_Atomic(void*) *dstp, _Atomic(void*) *srcp, size_t n) JL_NOTSAFEPOINT
{
size_t i;
if (dstp < srcp || dstp > srcp + n) {
for (i = 0; i < n; i++) {
jl_atomic_store_release(dstp + i, jl_atomic_load_relaxed(srcp + i));
}
}
else {
for (i = 0; i < n; i++) {
jl_atomic_store_release(dstp + n - i - 1, jl_atomic_load_relaxed(srcp + n - i - 1));
}
}
}
static inline void memassign_safe(int hasptr, char *dst, const jl_value_t *src, size_t nb) JL_NOTSAFEPOINT
{
assert(nb == jl_datatype_size(jl_typeof(src)));
if (hasptr) {
size_t nptr = nb / sizeof(void*);
memmove_refs((_Atomic(void*)*)dst, (_Atomic(void*)*)src, nptr);
nb -= nptr * sizeof(void*);
if (__likely(nb == 0))
return;
src = (jl_value_t*)((char*)src + nptr * sizeof(void*));
dst = dst + nptr * sizeof(void*);
}
else if (nb >= 16) {
memcpy(dst, jl_assume_aligned(src, 16), nb);
return;
}
memcpy(dst, jl_assume_aligned(src, sizeof(void*)), nb);
}
// -- GC -- //
#define GC_CLEAN 0 // freshly allocated
#define GC_MARKED 1 // reachable and young
#define GC_OLD 2 // if it is reachable it will be marked as old
#define GC_OLD_MARKED (GC_OLD | GC_MARKED) // reachable and old
#define GC_IN_IMAGE 4
// useful constants
extern JL_DLLIMPORT jl_methtable_t *jl_type_type_mt JL_GLOBALLY_ROOTED;
extern JL_DLLIMPORT jl_methtable_t *jl_nonfunction_mt JL_GLOBALLY_ROOTED;
extern jl_methtable_t *jl_kwcall_mt JL_GLOBALLY_ROOTED;
extern JL_DLLEXPORT jl_method_t *jl_opaque_closure_method JL_GLOBALLY_ROOTED;
extern JL_DLLEXPORT _Atomic(size_t) jl_world_counter;
extern jl_debuginfo_t *jl_nulldebuginfo JL_GLOBALLY_ROOTED;
typedef void (*tracer_cb)(jl_value_t *tracee);
extern tracer_cb jl_newmeth_tracer;
void jl_call_tracer(tracer_cb callback, jl_value_t *tracee);
void print_func_loc(JL_STREAM *s, jl_method_t *m);
extern jl_array_t *_jl_debug_method_invalidation JL_GLOBALLY_ROOTED;
JL_DLLEXPORT extern arraylist_t jl_linkage_blobs; // external linkage: sysimg/pkgimages
JL_DLLEXPORT extern arraylist_t jl_image_relocs; // external linkage: sysimg/pkgimages
JL_DLLEXPORT extern arraylist_t jl_top_mods; // external linkage: sysimg/pkgimages
extern arraylist_t eytzinger_image_tree;
extern arraylist_t eytzinger_idxs;
extern JL_DLLEXPORT size_t jl_page_size;
extern jl_function_t *jl_typeinf_func JL_GLOBALLY_ROOTED;
extern JL_DLLEXPORT size_t jl_typeinf_world;
extern _Atomic(jl_typemap_entry_t*) call_cache[N_CALL_CACHE] JL_GLOBALLY_ROOTED;
void free_stack(void *stkbuf, size_t bufsz) JL_NOTSAFEPOINT;
JL_DLLEXPORT extern int jl_lineno;
JL_DLLEXPORT extern const char *jl_filename;
jl_value_t *jl_gc_small_alloc_noinline(jl_ptls_t ptls, int offset,
int osize);
jl_value_t *jl_gc_big_alloc_noinline(jl_ptls_t ptls, size_t allocsz);
JL_DLLEXPORT int jl_gc_classify_pools(size_t sz, int *osize) JL_NOTSAFEPOINT;
void gc_sweep_sysimg(void);
// pools are 16376 bytes large (GC_POOL_SZ - GC_PAGE_OFFSET)
static const int jl_gc_sizeclasses[] = {
#ifdef _P64
8,
#elif MAX_ALIGN > 4
// ARM and PowerPC have max alignment larger than pointer,
// make sure allocation of size 8 has that alignment.
4, 8,
#else
4, 8, 12,
#endif
// 16 pools at 8-byte spacing
// the 8-byte aligned pools are only used for Strings
16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104, 112, 120, 128, 136,
// 8 pools at 16-byte spacing
144, 160, 176, 192, 208, 224, 240, 256,
// the following tables are computed for maximum packing efficiency via the formula:
// pg = GC_SMALL_PAGE ? 2^12 : 2^14
// sz = (div.(pg-8, rng).÷16)*16; hcat(sz, (pg-8).÷sz, pg .- (pg-8).÷sz.*sz)'
#ifdef GC_SMALL_PAGE
// rng = 15:-1:2 (14 pools)
272, 288, 304, 336, 368, 400, 448, 496, 576, 672, 816, 1008, 1360, 2032
// 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, /pool
// 16, 64, 144, 64, 48, 96, 64, 128, 64, 64, 16, 64, 16, 32, bytes lost
#else
// rng = 60:-4:32 (8 pools)
272, 288, 304, 336, 368, 400, 448, 496,
// 60, 56, 53, 48, 44, 40, 36, 33, /pool
// 64, 256, 272, 256, 192, 384, 256, 16, bytes lost
// rng = 30:-2:16 (8 pools)
544, 576, 624, 672, 736, 816, 896, 1008,
// 30, 28, 26, 24, 22, 20, 18, 16, /pool
// 64, 256, 160, 256, 192, 64, 256, 256, bytes lost
// rng = 15:-1:8 (8 pools)
1088, 1168, 1248, 1360, 1488, 1632, 1808, 2032
// 15, 14, 13, 12, 11, 10, 9, 8, /pool
// 64, 32, 160, 64, 16, 64, 112, 128, bytes lost
#endif
};
#ifdef GC_SMALL_PAGE
#ifdef _P64
# define JL_GC_N_POOLS 39
#elif MAX_ALIGN > 4
# define JL_GC_N_POOLS 40
#else
# define JL_GC_N_POOLS 41
#endif
#else
#ifdef _P64
# define JL_GC_N_POOLS 49
#elif MAX_ALIGN > 4
# define JL_GC_N_POOLS 50
#else
# define JL_GC_N_POOLS 51
#endif
#endif
static_assert(sizeof(jl_gc_sizeclasses) / sizeof(jl_gc_sizeclasses[0]) == JL_GC_N_POOLS, "");
STATIC_INLINE int jl_gc_alignment(size_t sz) JL_NOTSAFEPOINT
{
if (sz == 0)
return sizeof(void*);
#ifdef _P64
(void)sz;
return 16;
#elif MAX_ALIGN > 4
return sz <= 4 ? 8 : 16;
#else
// szclass 8
if (sz <= 4)
return 8;
// szclass 12
if (sz <= 8)
return 4;
// szclass 16+
return 16;
#endif
}
JL_DLLEXPORT int jl_alignment(size_t sz) JL_NOTSAFEPOINT;
// the following table is computed as:
// [searchsortedfirst(jl_gc_sizeclasses, i) - 1 for i = 0:16:jl_gc_sizeclasses[end]]
static const uint8_t szclass_table[] =
#ifdef GC_SMALL_PAGE
{0,1,3,5,7,9,11,13,15,17,18,19,20,21,22,23,24,25,26,27,28,28,29,29,30,30,31,31,31,32,32,32,33,33,33,33,33,34,34,34,34,34,34,35,35,35,35,35,35,35,35,35,36,36,36,36,36,36,36,36,36,36,36,36,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38};
#else
{0,1,3,5,7,9,11,13,15,17,18,19,20,21,22,23,24,25,26,27,28,28,29,29,30,30,31,31,31,32,32,32,33,33,33,34,34,35,35,35,36,36,36,37,37,37,37,38,38,38,38,38,39,39,39,39,39,40,40,40,40,40,40,40,41,41,41,41,41,42,42,42,42,42,43,43,43,43,43,44,44,44,44,44,44,44,45,45,45,45,45,45,45,45,46,46,46,46,46,46,46,46,46,47,47,47,47,47,47,47,47,47,47,47,48,48,48,48,48,48,48,48,48,48,48,48,48,48};
#endif
static_assert(sizeof(szclass_table) == 128, "");
STATIC_INLINE uint8_t JL_CONST_FUNC jl_gc_szclass(unsigned sz) JL_NOTSAFEPOINT
{
assert(sz <= 2032);
#ifdef _P64
if (sz <= 8)
return 0;
const int N = 0;
#elif MAX_ALIGN > 4
if (sz <= 8)
return (sz >= 4 ? 1 : 0);
const int N = 1;
#else
if (sz <= 12)
return (sz >= 8 ? 2 : (sz >= 4 ? 1 : 0));
const int N = 2;
#endif
uint8_t klass = szclass_table[(sz + 15) / 16];
return klass + N;
}
STATIC_INLINE uint8_t JL_CONST_FUNC jl_gc_szclass_align8(unsigned sz) JL_NOTSAFEPOINT
{
if (sz >= 16 && sz <= 152) {
#ifdef _P64
const int N = 0;
#elif MAX_ALIGN > 4
const int N = 1;
#else
const int N = 2;
#endif
return (sz + 7)/8 - 1 + N;
}
return jl_gc_szclass(sz);
}
#define JL_SMALL_BYTE_ALIGNMENT 16
// JL_HEAP_ALIGNMENT is the maximum alignment that the GC can provide
#define JL_HEAP_ALIGNMENT JL_SMALL_BYTE_ALIGNMENT
#define GC_MAX_SZCLASS (2032-sizeof(void*))
static_assert(ARRAY_CACHE_ALIGN_THRESHOLD > GC_MAX_SZCLASS, "");
/* Programming style note: When using jl_gc_alloc, do not JL_GC_PUSH it into a
* gc frame, until it has been fully initialized. An uninitialized value in a
* gc frame can crash upon encountering the first safepoint. By delaying use of
* the JL_GC_PUSH macro until the value has been initialized, any accidental
* safepoints will be caught by the GC analyzer.
*/
JL_DLLEXPORT jl_value_t *jl_gc_alloc(jl_ptls_t ptls, size_t sz, void *ty);
// On GCC, only inline when sz is constant
#ifdef __GNUC__
# define jl_gc_alloc(ptls, sz, ty) \
(__builtin_constant_p(sz) ? \
jl_gc_alloc_(ptls, sz, ty) : \
(jl_gc_alloc)(ptls, sz, ty))
#else
# define jl_gc_alloc(ptls, sz, ty) jl_gc_alloc_(ptls, sz, ty)
#endif
// jl_buff_tag must be an actual pointer here, so it cannot be confused for an actual type reference.
// defined as uint64_t[3] so that we can get the right alignment of this and a "type tag" on it
const extern uint64_t _jl_buff_tag[3];
#define jl_buff_tag ((uintptr_t)LLT_ALIGN((uintptr_t)&_jl_buff_tag[1],16))
JL_DLLEXPORT uintptr_t jl_get_buff_tag(void) JL_NOTSAFEPOINT;
typedef void jl_gc_tracked_buffer_t; // For the benefit of the static analyzer
STATIC_INLINE jl_gc_tracked_buffer_t *jl_gc_alloc_buf(jl_ptls_t ptls, size_t sz)
{
return jl_gc_alloc(ptls, sz, (void*)jl_buff_tag);
}
jl_value_t *jl_permbox8(jl_datatype_t *t, uintptr_t tag, uint8_t x);
jl_value_t *jl_permbox32(jl_datatype_t *t, uintptr_t tag, uint32_t x);
jl_svec_t *jl_perm_symsvec(size_t n, ...);
// this sizeof(__VA_ARGS__) trick can't be computed until C11, but that only matters to Clang in some situations
#if !defined(__clang_analyzer__) && !(defined(_COMPILER_ASAN_ENABLED_) || defined(_COMPILER_TSAN_ENABLED_))
#ifdef _COMPILER_GCC_
#define jl_perm_symsvec(n, ...) \
(jl_perm_symsvec)(__extension__({ \
static_assert( \
n == sizeof((char *[]){ __VA_ARGS__ })/sizeof(char *), \
"Number of passed arguments does not match expected number"); \
n; \
}), __VA_ARGS__)
#ifdef jl_svec
#undef jl_svec
#define jl_svec(n, ...) \
(ijl_svec)(__extension__({ \
static_assert( \
n == sizeof((void *[]){ __VA_ARGS__ })/sizeof(void *), \
"Number of passed arguments does not match expected number"); \
n; \
}), __VA_ARGS__)
#else
#define jl_svec(n, ...) \
(jl_svec)(__extension__({ \
static_assert( \
n == sizeof((void *[]){ __VA_ARGS__ })/sizeof(void *), \
"Number of passed arguments does not match expected number"); \
n; \
}), __VA_ARGS__)
#endif
#endif
#endif
void jl_gc_track_malloced_genericmemory(jl_ptls_t ptls, jl_genericmemory_t *m, int isaligned) JL_NOTSAFEPOINT;
size_t jl_genericmemory_nbytes(jl_genericmemory_t *a) JL_NOTSAFEPOINT;
size_t memory_block_usable_size(void *mem, int isaligned) JL_NOTSAFEPOINT;
void jl_gc_count_allocd(size_t sz) JL_NOTSAFEPOINT;
void jl_gc_run_all_finalizers(jl_task_t *ct);
void jl_release_task_stack(jl_ptls_t ptls, jl_task_t *task);
void jl_gc_add_finalizer_(jl_ptls_t ptls, void *v, void *f) JL_NOTSAFEPOINT;
void jl_gc_debug_print_status(void) JL_NOTSAFEPOINT;
JL_DLLEXPORT void jl_gc_debug_critical_error(void) JL_NOTSAFEPOINT;
void jl_print_gc_stats(JL_STREAM *s);
void jl_gc_reset_alloc_count(void);
uint32_t jl_get_gs_ctr(void);
void jl_set_gs_ctr(uint32_t ctr);
typedef struct _jl_static_show_config_t { uint8_t quiet; } jl_static_show_config_t;
size_t jl_static_show_func_sig_(JL_STREAM *s, jl_value_t *type, jl_static_show_config_t ctx) JL_NOTSAFEPOINT;
STATIC_INLINE jl_value_t *undefref_check(jl_datatype_t *dt, jl_value_t *v) JL_NOTSAFEPOINT
{
if (dt->layout->first_ptr >= 0) {
jl_value_t *nullp = ((jl_value_t**)v)[dt->layout->first_ptr];
if (__unlikely(nullp == NULL))
return NULL;
}
return v;
}
// -- helper types -- //
typedef struct {
uint16_t propagate_inbounds:1;
uint16_t has_fcall:1;
uint16_t nospecializeinfer:1;
uint16_t isva:1;
uint16_t nargsmatchesmethod:1;
uint16_t inlining:2; // 0 = use heuristic; 1 = aggressive; 2 = none
uint16_t constprop:2; // 0 = use heuristic; 1 = aggressive; 2 = none
uint16_t has_ssaflags:1;
} jl_code_info_flags_bitfield_t;
typedef union {
jl_code_info_flags_bitfield_t bits;
uint16_t packed;
} jl_code_info_flags_t;
// -- functions -- //
// Also defined in typeinfer.jl - See documentation there.
#define SOURCE_MODE_NOT_REQUIRED 0x0
#define SOURCE_MODE_ABI 0x1
#define SOURCE_MODE_FORCE_SOURCE 0x2
JL_DLLEXPORT jl_code_instance_t *jl_engine_reserve(jl_method_instance_t *m, jl_value_t *owner);
JL_DLLEXPORT void jl_engine_fulfill(jl_code_instance_t *ci, jl_code_info_t *src);
void jl_engine_sweep(jl_ptls_t *gc_all_tls_states) JL_NOTSAFEPOINT;
int jl_engine_hasreserved(jl_method_instance_t *m, jl_value_t *owner) JL_NOTSAFEPOINT;
JL_DLLEXPORT jl_code_instance_t *jl_type_infer(jl_method_instance_t *li, size_t world, uint8_t source_mode);
JL_DLLEXPORT jl_code_info_t *jl_gdbcodetyped1(jl_method_instance_t *mi, size_t world);
JL_DLLEXPORT jl_code_instance_t *jl_compile_method_internal(jl_method_instance_t *meth JL_PROPAGATES_ROOT, size_t world);
JL_DLLEXPORT jl_code_instance_t *jl_get_method_inferred(
jl_method_instance_t *mi JL_PROPAGATES_ROOT, jl_value_t *rettype,
size_t min_world, size_t max_world, jl_debuginfo_t *di, jl_svec_t *edges);
JL_DLLEXPORT jl_method_instance_t *jl_get_unspecialized(jl_method_t *def JL_PROPAGATES_ROOT);
JL_DLLEXPORT void jl_read_codeinst_invoke(jl_code_instance_t *ci, uint8_t *specsigflags, jl_callptr_t *invoke, void **specptr, int waitcompile);
JL_DLLEXPORT jl_method_instance_t *jl_method_match_to_mi(jl_method_match_t *match, size_t world, size_t min_valid, size_t max_valid, int mt_cache);
JL_DLLEXPORT jl_code_instance_t *jl_new_codeinst_uninit(jl_method_instance_t *mi, jl_value_t *owner);
JL_DLLEXPORT jl_code_instance_t *jl_new_codeinst(
jl_method_instance_t *mi, jl_value_t *owner,
jl_value_t *rettype, jl_value_t *exctype,
jl_value_t *inferred_const, jl_value_t *inferred,
int32_t const_flags, size_t min_world, size_t max_world,
uint32_t effects, jl_value_t *analysis_results,
uint8_t relocatability, jl_debuginfo_t *di, jl_svec_t *edges /* , int absolute_max*/);
STATIC_INLINE jl_method_instance_t *jl_get_ci_mi(jl_code_instance_t *ci JL_PROPAGATES_ROOT) JL_NOTSAFEPOINT
{
if (jl_is_abioverride(ci->def))
return ((jl_abi_override_t*)ci->def)->def;
return (jl_method_instance_t*)ci->def;
}
JL_DLLEXPORT const char *jl_debuginfo_file(jl_debuginfo_t *debuginfo) JL_NOTSAFEPOINT;
JL_DLLEXPORT const char *jl_debuginfo_file1(jl_debuginfo_t *debuginfo) JL_NOTSAFEPOINT;
JL_DLLEXPORT jl_module_t *jl_debuginfo_module1(jl_value_t *debuginfo_def) JL_NOTSAFEPOINT;
JL_DLLEXPORT const char *jl_debuginfo_name(jl_value_t *func) JL_NOTSAFEPOINT;
JL_DLLEXPORT void jl_compile_method_instance(jl_method_instance_t *mi, jl_tupletype_t *types, size_t world);
JL_DLLEXPORT void jl_compile_method_sig(jl_method_t *m, jl_value_t *types, jl_svec_t *sparams, size_t world);
JL_DLLEXPORT int jl_compile_hint(jl_tupletype_t *types);
JL_DLLEXPORT int jl_add_entrypoint(jl_tupletype_t *types);
jl_code_info_t *jl_code_for_interpreter(jl_method_instance_t *lam JL_PROPAGATES_ROOT, size_t world);
jl_value_t *jl_code_or_ci_for_interpreter(jl_method_instance_t *lam JL_PROPAGATES_ROOT, size_t world);
int jl_code_requires_compiler(jl_code_info_t *src, int include_force_compile);
jl_code_info_t *jl_new_code_info_from_ir(jl_expr_t *ast);
JL_DLLEXPORT jl_code_info_t *jl_new_code_info_uninit(void);
JL_DLLEXPORT void jl_resolve_globals_in_ir(jl_array_t *stmts, jl_module_t *m, jl_svec_t *sparam_vals,
int binding_effects);
int get_next_edge(jl_array_t *list, int i, jl_value_t** invokesig, jl_code_instance_t **caller) JL_NOTSAFEPOINT;
int set_next_edge(jl_array_t *list, int i, jl_value_t *invokesig, jl_code_instance_t *caller);
void push_edge(jl_array_t *list, jl_value_t *invokesig, jl_code_instance_t *caller);
JL_DLLEXPORT void jl_add_method_root(jl_method_t *m, jl_module_t *mod, jl_value_t* root);
void jl_append_method_roots(jl_method_t *m, uint64_t modid, jl_array_t* roots);
int get_root_reference(rle_reference *rr, jl_method_t *m, size_t i) JL_NOTSAFEPOINT;
jl_value_t *lookup_root(jl_method_t *m, uint64_t key, int index) JL_NOTSAFEPOINT;
int nroots_with_key(jl_method_t *m, uint64_t key) JL_NOTSAFEPOINT;
int jl_valid_type_param(jl_value_t *v);
JL_DLLEXPORT jl_value_t *jl_apply_2va(jl_value_t *f, jl_value_t **args, uint32_t nargs);
void JL_NORETURN jl_method_error(jl_value_t *F, jl_value_t **args, size_t na, size_t world);
JL_DLLEXPORT jl_value_t *jl_get_exceptionf(jl_datatype_t *exception_type, const char *fmt, ...);
JL_DLLEXPORT void jl_typeassert(jl_value_t *x, jl_value_t *t);
#define JL_CALLABLE(name) \
JL_DLLEXPORT jl_value_t *name(jl_value_t *F, jl_value_t **args, uint32_t nargs)
JL_CALLABLE(jl_f_svec);
JL_CALLABLE(jl_f_tuple);
JL_CALLABLE(jl_f_intrinsic_call);
JL_CALLABLE(jl_f_opaque_closure_call);
void jl_install_default_signal_handlers(void);
void restore_signals(void);
void jl_install_thread_signal_handler(jl_ptls_t ptls);
JL_DLLEXPORT jl_fptr_args_t jl_get_builtin_fptr(jl_datatype_t *dt);
extern uv_loop_t *jl_io_loop;
JL_DLLEXPORT void jl_uv_flush(uv_stream_t *stream);
typedef struct jl_typeenv_t {
jl_tvar_t *var;
jl_value_t *val;
struct jl_typeenv_t *prev;
} jl_typeenv_t;
int jl_tuple_isa(jl_value_t **child, size_t cl, jl_datatype_t *pdt);
int jl_tuple1_isa(jl_value_t *child1, jl_value_t **child, size_t cl, jl_datatype_t *pdt);
enum atomic_kind {
isatomic_none = 0,
isatomic_object = 1,
isatomic_field = 2
};
JL_DLLEXPORT int jl_has_intersect_type_not_kind(jl_value_t *t);
int jl_subtype_invariant(jl_value_t *a, jl_value_t *b, int ta);
int jl_has_concrete_subtype(jl_value_t *typ);
jl_tupletype_t *jl_inst_arg_tuple_type(jl_value_t *arg1, jl_value_t **args, size_t nargs, int leaf);
jl_tupletype_t *jl_lookup_arg_tuple_type(jl_value_t *arg1 JL_PROPAGATES_ROOT, jl_value_t **args, size_t nargs, int leaf);
JL_DLLEXPORT void jl_method_table_insert(jl_methtable_t *mt, jl_method_t *method, jl_tupletype_t *simpletype);
void jl_method_table_activate(jl_methtable_t *mt, jl_typemap_entry_t *newentry);
jl_typemap_entry_t *jl_method_table_add(jl_methtable_t *mt, jl_method_t *method, jl_tupletype_t *simpletype);
jl_datatype_t *jl_mk_builtin_func(jl_datatype_t *dt, const char *name, jl_fptr_args_t fptr) JL_GC_DISABLED;
int jl_obviously_unequal(jl_value_t *a, jl_value_t *b);
int jl_has_bound_typevars(jl_value_t *v, jl_typeenv_t *env) JL_NOTSAFEPOINT;
JL_DLLEXPORT jl_array_t *jl_find_free_typevars(jl_value_t *v);
int jl_has_fixed_layout(jl_datatype_t *t);
JL_DLLEXPORT int jl_struct_try_layout(jl_datatype_t *dt);
JL_DLLEXPORT int jl_type_mappable_to_c(jl_value_t *ty);
jl_svec_t *jl_outer_unionall_vars(jl_value_t *u);
jl_value_t *jl_type_intersection_env_s(jl_value_t *a, jl_value_t *b, jl_svec_t **penv, int *issubty);
jl_value_t *jl_type_intersection_env(jl_value_t *a, jl_value_t *b, jl_svec_t **penv);
int jl_subtype_matching(jl_value_t *a, jl_value_t *b, jl_svec_t **penv);
JL_DLLEXPORT int jl_types_egal(jl_value_t *a, jl_value_t *b) JL_NOTSAFEPOINT;
// specificity comparison assuming !(a <: b) and !(b <: a)
JL_DLLEXPORT int jl_type_morespecific_no_subtype(jl_value_t *a, jl_value_t *b);
jl_value_t *jl_instantiate_type_with(jl_value_t *t, jl_value_t **env, size_t n);
JL_DLLEXPORT jl_value_t *jl_instantiate_type_in_env(jl_value_t *ty, jl_unionall_t *env, jl_value_t **vals);
jl_value_t *jl_substitute_var(jl_value_t *t, jl_tvar_t *var, jl_value_t *val);
jl_value_t *jl_substitute_var_nothrow(jl_value_t *t, jl_tvar_t *var, jl_value_t *val, int nothrow);
jl_unionall_t *jl_rename_unionall(jl_unionall_t *u);
JL_DLLEXPORT jl_value_t *jl_unwrap_unionall(jl_value_t *v JL_PROPAGATES_ROOT) JL_NOTSAFEPOINT;
JL_DLLEXPORT jl_value_t *jl_rewrap_unionall(jl_value_t *t, jl_value_t *u);
JL_DLLEXPORT jl_value_t *jl_rewrap_unionall_(jl_value_t *t, jl_value_t *u);
jl_value_t* jl_substitute_datatype(jl_value_t *t, jl_datatype_t * x, jl_datatype_t * y);
int jl_count_union_components(jl_value_t *v);
JL_DLLEXPORT jl_value_t *jl_nth_union_component(jl_value_t *v JL_PROPAGATES_ROOT, int i) JL_NOTSAFEPOINT;
int jl_find_union_component(jl_value_t *haystack, jl_value_t *needle, unsigned *nth) JL_NOTSAFEPOINT;
jl_datatype_t *jl_new_abstracttype(jl_value_t *name, jl_module_t *module,
jl_datatype_t *super, jl_svec_t *parameters);
jl_datatype_t *jl_new_uninitialized_datatype(void);
void jl_precompute_memoized_dt(jl_datatype_t *dt, int cacheable);
JL_DLLEXPORT jl_datatype_t *jl_wrap_Type(jl_value_t *t); // x -> Type{x}
jl_vararg_t *jl_wrap_vararg(jl_value_t *t, jl_value_t *n, int check, int nothrow);
void jl_reinstantiate_inner_types(jl_datatype_t *t);
jl_datatype_t *jl_lookup_cache_type_(jl_datatype_t *type);
void jl_cache_type_(jl_datatype_t *type);
jl_svec_t *cache_rehash_set(jl_svec_t *a, size_t newsz);
void set_nth_field(jl_datatype_t *st, jl_value_t *v, size_t i, jl_value_t *rhs, int isatomic) JL_NOTSAFEPOINT;
jl_value_t *swap_nth_field(jl_datatype_t *st, jl_value_t *v, size_t i, jl_value_t *rhs, int isatomic);
jl_value_t *modify_nth_field(jl_datatype_t *st, jl_value_t *v, size_t i, jl_value_t *op, jl_value_t *rhs, int isatomic);
jl_value_t *replace_nth_field(jl_datatype_t *st, jl_value_t *v, size_t i, jl_value_t *expected, jl_value_t *rhs, int isatomic);
int set_nth_fieldonce(jl_datatype_t *st, jl_value_t *v, size_t i, jl_value_t *rhs, int isatomic);
jl_value_t *swap_bits(jl_value_t *ty, char *v, uint8_t *psel, jl_value_t *parent, jl_value_t *rhs, enum atomic_kind isatomic);
jl_value_t *replace_value(jl_value_t *ty, _Atomic(jl_value_t*) *p, jl_value_t *parent, jl_value_t *expected, jl_value_t *rhs, int isatomic, jl_module_t *mod, jl_sym_t *name);
jl_value_t *replace_bits(jl_value_t *ty, char *p, uint8_t *psel, jl_value_t *parent, jl_value_t *expected, jl_value_t *rhs, enum atomic_kind isatomic);
jl_value_t *modify_value(jl_value_t *ty, _Atomic(jl_value_t*) *p, jl_value_t *parent, jl_value_t *op, jl_value_t *rhs, int isatomic, jl_module_t *mod, jl_sym_t *name);
jl_value_t *modify_bits(jl_value_t *ty, char *p, uint8_t *psel, jl_value_t *parent, jl_value_t *op, jl_value_t *rhs, enum atomic_kind isatomic);
int setonce_bits(jl_datatype_t *rty, char *p, jl_value_t *owner, jl_value_t *rhs, enum atomic_kind isatomic);
jl_expr_t *jl_exprn(jl_sym_t *head, size_t n);
jl_function_t *jl_new_generic_function(jl_sym_t *name, jl_module_t *module);
jl_function_t *jl_new_generic_function_with_supertype(jl_sym_t *name, jl_module_t *module, jl_datatype_t *st);
int jl_foreach_reachable_mtable(int (*visit)(jl_methtable_t *mt, void *env), void *env);
int foreach_mtable_in_module(jl_module_t *m, int (*visit)(jl_methtable_t *mt, void *env), void *env);
void jl_init_main_module(void);
JL_DLLEXPORT int jl_is_submodule(jl_module_t *child, jl_module_t *parent) JL_NOTSAFEPOINT;
jl_array_t *jl_get_loaded_modules(void);
JL_DLLEXPORT int jl_datatype_isinlinealloc(jl_datatype_t *ty, int pointerfree);
int jl_type_equality_is_identity(jl_value_t *t1, jl_value_t *t2) JL_NOTSAFEPOINT;
JL_DLLEXPORT void jl_eval_const_decl(jl_module_t *m, jl_value_t *arg, jl_value_t *val);
void jl_binding_set_type(jl_binding_t *b, jl_module_t *mod, jl_sym_t *sym, jl_value_t *ty);
void jl_eval_global_expr(jl_module_t *m, jl_expr_t *ex, int set_type);
JL_DLLEXPORT void jl_declare_global(jl_module_t *m, jl_value_t *arg, jl_value_t *set_type);
JL_DLLEXPORT jl_value_t *jl_toplevel_eval_flex(jl_module_t *m, jl_value_t *e, int fast, int expanded, const char **toplevel_filename, int *toplevel_lineno);
STATIC_INLINE struct _jl_module_using *module_usings_getidx(jl_module_t *m JL_PROPAGATES_ROOT, size_t i) JL_NOTSAFEPOINT;
STATIC_INLINE jl_module_t *module_usings_getmod(jl_module_t *m JL_PROPAGATES_ROOT, size_t i) JL_NOTSAFEPOINT;
#ifndef __clang_gcanalyzer__
// The analyzer doesn't like looking through the arraylist, so just model the
// access for it using this function
STATIC_INLINE struct _jl_module_using *module_usings_getidx(jl_module_t *m JL_PROPAGATES_ROOT, size_t i) JL_NOTSAFEPOINT {
return (struct _jl_module_using *)&(m->usings.items[3*i]);
}
STATIC_INLINE jl_module_t *module_usings_getmod(jl_module_t *m JL_PROPAGATES_ROOT, size_t i) JL_NOTSAFEPOINT {
return module_usings_getidx(m, i)->mod;
}
#endif
STATIC_INLINE size_t module_usings_length(jl_module_t *m) JL_NOTSAFEPOINT {
return m->usings.len/3;
}
STATIC_INLINE size_t module_usings_max(jl_module_t *m) JL_NOTSAFEPOINT {
return m->usings.max/3;
}
jl_value_t *jl_eval_global_var(jl_module_t *m JL_PROPAGATES_ROOT, jl_sym_t *e);
jl_value_t *jl_interpret_opaque_closure(jl_opaque_closure_t *clos, jl_value_t **args, size_t nargs);
jl_value_t *jl_interpret_toplevel_thunk(jl_module_t *m, jl_code_info_t *src);
jl_value_t *jl_interpret_toplevel_expr_in(jl_module_t *m, jl_value_t *e,
jl_code_info_t *src,
jl_svec_t *sparam_vals);
JL_DLLEXPORT int jl_is_toplevel_only_expr(jl_value_t *e) JL_NOTSAFEPOINT;
jl_value_t *jl_call_scm_on_ast_and_loc(const char *funcname, jl_value_t *expr,
jl_module_t *inmodule, const char *file, int line);
JL_DLLEXPORT jl_value_t *jl_method_lookup_by_tt(jl_tupletype_t *tt, size_t world, jl_value_t *_mt);
JL_DLLEXPORT jl_method_instance_t *jl_method_lookup(jl_value_t **args, size_t nargs, size_t world);
jl_value_t *jl_gf_invoke_by_method(jl_method_t *method, jl_value_t *gf, jl_value_t **args, size_t nargs);
jl_value_t *jl_gf_invoke(jl_value_t *types, jl_value_t *f, jl_value_t **args, size_t nargs);
JL_DLLEXPORT jl_value_t *jl_gf_invoke_lookup_worlds(jl_value_t *types, jl_value_t *mt, size_t world, size_t *min_world, size_t *max_world);
JL_DLLEXPORT jl_value_t *jl_matching_methods(jl_tupletype_t *types, jl_value_t *mt, int lim, int include_ambiguous,
size_t world, size_t *min_valid, size_t *max_valid, int *ambig);
JL_DLLEXPORT jl_value_t *jl_gf_invoke_lookup_worlds(jl_value_t *types, jl_value_t *mt, size_t world, size_t *min_world, size_t *max_world);
jl_datatype_t *jl_nth_argument_datatype(jl_value_t *argtypes JL_PROPAGATES_ROOT, int n) JL_NOTSAFEPOINT;
JL_DLLEXPORT jl_value_t *jl_argument_datatype(jl_value_t *argt JL_PROPAGATES_ROOT) JL_NOTSAFEPOINT;
JL_DLLEXPORT jl_methtable_t *jl_method_table_for(
jl_value_t *argtypes JL_PROPAGATES_ROOT) JL_NOTSAFEPOINT;
jl_methtable_t *jl_kwmethod_table_for(
jl_value_t *argtypes JL_PROPAGATES_ROOT) JL_NOTSAFEPOINT;
JL_DLLEXPORT jl_methtable_t *jl_method_get_table(
jl_method_t *method JL_PROPAGATES_ROOT) JL_NOTSAFEPOINT;
JL_DLLEXPORT int jl_pointer_egal(jl_value_t *t);
JL_DLLEXPORT jl_value_t *jl_nth_slot_type(jl_value_t *sig JL_PROPAGATES_ROOT, size_t i) JL_NOTSAFEPOINT;
void jl_compute_field_offsets(jl_datatype_t *st);
void jl_module_run_initializer(jl_module_t *m);
JL_DLLEXPORT jl_binding_t *jl_get_module_binding(jl_module_t *m JL_PROPAGATES_ROOT, jl_sym_t *var, int alloc);
JL_DLLEXPORT void jl_binding_deprecation_warning(jl_module_t *m, jl_sym_t *sym, jl_binding_t *b);
extern jl_array_t *jl_module_init_order JL_GLOBALLY_ROOTED;
extern htable_t jl_current_modules JL_GLOBALLY_ROOTED;
extern JL_DLLEXPORT jl_module_t *jl_precompile_toplevel_module JL_GLOBALLY_ROOTED;
extern jl_genericmemory_t *jl_global_roots_list JL_GLOBALLY_ROOTED;
extern jl_genericmemory_t *jl_global_roots_keyset JL_GLOBALLY_ROOTED;
extern arraylist_t *jl_entrypoint_mis;
JL_DLLEXPORT int jl_is_globally_rooted(jl_value_t *val JL_MAYBE_UNROOTED) JL_NOTSAFEPOINT;
JL_DLLEXPORT jl_value_t *jl_as_global_root(jl_value_t *val, int insert) JL_GLOBALLY_ROOTED;
extern jl_svec_t *precompile_field_replace JL_GLOBALLY_ROOTED;
JL_DLLEXPORT void jl_set_precompile_field_replace(jl_value_t *val, jl_value_t *field, jl_value_t *newval) JL_GLOBALLY_ROOTED;
jl_opaque_closure_t *jl_new_opaque_closure(jl_tupletype_t *argt, jl_value_t *rt_lb, jl_value_t *rt_ub,
jl_value_t *source, jl_value_t **env, size_t nenv, int do_compile);
jl_method_t *jl_make_opaque_closure_method(jl_module_t *module, jl_value_t *name,
int nargs, jl_value_t *functionloc, jl_code_info_t *ci, int isva, int isinferred);
JL_DLLEXPORT int jl_is_valid_oc_argtype(jl_tupletype_t *argt, jl_method_t *source);
EXTERN_INLINE_DECLARE enum jl_partition_kind decode_restriction_kind(jl_ptr_kind_union_t pku) JL_NOTSAFEPOINT
{
#ifdef _P64
uint8_t bits = (pku & 0x7);
jl_value_t *val = (jl_value_t*)(pku & ~0x7);
if (val == NULL && bits == BINDING_KIND_IMPLICIT) {
return BINDING_KIND_GUARD;
}
return (enum jl_partition_kind)bits;
#else
return (enum jl_partition_kind)pku.kind;
#endif
}
STATIC_INLINE jl_value_t *decode_restriction_value(jl_ptr_kind_union_t JL_PROPAGATES_ROOT pku) JL_NOTSAFEPOINT
{
#ifdef _P64
jl_value_t *val = (jl_value_t*)(pku & ~0x7);
return val;
#else
return pku.val;
#endif
}
STATIC_INLINE jl_ptr_kind_union_t encode_restriction(jl_value_t *val, enum jl_partition_kind kind) JL_NOTSAFEPOINT
{
#ifdef _P64
if (kind == BINDING_KIND_GUARD || kind == BINDING_KIND_DECLARED || kind == BINDING_KIND_FAILED)
assert(val == NULL);
if (kind == BINDING_KIND_GUARD)
kind = BINDING_KIND_IMPLICIT;
assert((((uintptr_t)val) & 0x7) == 0);
return ((jl_ptr_kind_union_t)val) | kind;
#else
jl_ptr_kind_union_t ret = { val, kind };
return ret;
#endif
}
STATIC_INLINE int jl_bkind_is_some_import(enum jl_partition_kind kind) JL_NOTSAFEPOINT {
return kind == BINDING_KIND_IMPLICIT || kind == BINDING_KIND_EXPLICIT || kind == BINDING_KIND_IMPORTED;
}
STATIC_INLINE int jl_bkind_is_some_constant(enum jl_partition_kind kind) JL_NOTSAFEPOINT {
return kind == BINDING_KIND_CONST || kind == BINDING_KIND_CONST_IMPORT;
}
STATIC_INLINE int jl_bkind_is_some_guard(enum jl_partition_kind kind) JL_NOTSAFEPOINT {
return kind == BINDING_KIND_FAILED || kind == BINDING_KIND_GUARD || kind == BINDING_KIND_DECLARED;
}
JL_DLLEXPORT jl_binding_partition_t *jl_get_binding_partition(jl_binding_t *b JL_PROPAGATES_ROOT, size_t world);
JL_DLLEXPORT jl_binding_partition_t *jl_get_binding_partition_all(jl_binding_t *b JL_PROPAGATES_ROOT, size_t min_world, size_t max_world);
EXTERN_INLINE_DECLARE uint8_t jl_bpart_get_kind(jl_binding_partition_t *bpart) JL_NOTSAFEPOINT {
return decode_restriction_kind(jl_atomic_load_relaxed(&bpart->restriction));
}
STATIC_INLINE jl_ptr_kind_union_t jl_walk_binding_inplace(jl_binding_t **bnd, jl_binding_partition_t **bpart, size_t world) JL_NOTSAFEPOINT;
STATIC_INLINE jl_ptr_kind_union_t jl_walk_binding_inplace_all(jl_binding_t **bnd, jl_binding_partition_t **bpart, size_t min_world, size_t max_world) JL_NOTSAFEPOINT;
#ifndef __clang_analyzer__
STATIC_INLINE jl_ptr_kind_union_t jl_walk_binding_inplace(jl_binding_t **bnd, jl_binding_partition_t **bpart, size_t world) JL_NOTSAFEPOINT
{
while (1) {
if (!*bpart)
return encode_restriction(NULL, BINDING_KIND_GUARD);
jl_ptr_kind_union_t pku = jl_atomic_load_acquire(&(*bpart)->restriction);
if (!jl_bkind_is_some_import(decode_restriction_kind(pku)))
return pku;
*bnd = (jl_binding_t*)decode_restriction_value(pku);
*bpart = jl_get_binding_partition(*bnd, world);
}
}
STATIC_INLINE jl_ptr_kind_union_t jl_walk_binding_inplace_all(jl_binding_t **bnd, jl_binding_partition_t **bpart, size_t min_world, size_t max_world) JL_NOTSAFEPOINT
{
while (1) {
if (!*bpart)
return encode_restriction(NULL, BINDING_KIND_GUARD);
jl_ptr_kind_union_t pku = jl_atomic_load_acquire(&(*bpart)->restriction);
if (!jl_bkind_is_some_import(decode_restriction_kind(pku)))