1 | /* this works around a bug in mingw32 providing a non-working setjmp */ |
1 | /* this works around a bug in mingw32 providing a non-working setjmp */ |
2 | #define USE_NO_MINGW_SETJMP_TWO_ARGS |
2 | #define USE_NO_MINGW_SETJMP_TWO_ARGS |
3 | |
3 | |
4 | #define NDEBUG 1 |
4 | #define NDEBUG 1 /* perl usually disables NDEBUG later */ |
5 | |
5 | |
6 | #include "libcoro/coro.c" |
6 | #include "libcoro/coro.c" |
7 | |
7 | |
8 | #define PERL_NO_GET_CONTEXT |
8 | #define PERL_NO_GET_CONTEXT |
9 | #define PERL_EXT |
9 | #define PERL_EXT |
… | |
… | |
12 | #include "perl.h" |
12 | #include "perl.h" |
13 | #include "XSUB.h" |
13 | #include "XSUB.h" |
14 | #include "perliol.h" |
14 | #include "perliol.h" |
15 | |
15 | |
16 | #include "schmorp.h" |
16 | #include "schmorp.h" |
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17 | |
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18 | #define ECB_NO_THREADS 1 |
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19 | #define ECB_NO_LIBM 1 |
17 | #include "ecb.h" |
20 | #include "ecb.h" |
18 | |
21 | |
19 | #include <stddef.h> |
22 | #include <stddef.h> |
20 | #include <stdio.h> |
23 | #include <stdio.h> |
21 | #include <errno.h> |
24 | #include <errno.h> |
22 | #include <assert.h> |
25 | #include <assert.h> |
23 | |
26 | |
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27 | #ifndef SvREFCNT_dec_NN |
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28 | #define SvREFCNT_dec_NN(sv) SvREFCNT_dec (sv) |
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29 | #endif |
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30 | |
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31 | #ifndef SvREFCNT_inc_NN |
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32 | #define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv) |
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33 | #endif |
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34 | |
24 | #ifndef SVs_PADSTALE |
35 | #ifndef SVs_PADSTALE |
25 | # define SVs_PADSTALE 0 |
36 | # define SVs_PADSTALE 0 |
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37 | #endif |
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38 | |
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39 | #ifdef PadARRAY |
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40 | # define NEWPADAPI 1 |
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41 | # define newPADLIST(var) (Newz (0, var, 1, PADLIST), Newx (PadlistARRAY (var), 2, PAD *)) |
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42 | #else |
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43 | typedef AV PADNAMELIST; |
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44 | # if !PERL_VERSION_ATLEAST(5,8,0) |
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45 | typedef AV PADLIST; |
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46 | typedef AV PAD; |
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47 | # endif |
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48 | # define PadlistARRAY(pl) ((PAD **)AvARRAY (pl)) |
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49 | # define PadlistMAX(pl) AvFILLp (pl) |
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50 | # define PadlistNAMES(pl) (*PadlistARRAY (pl)) |
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51 | # define PadARRAY AvARRAY |
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52 | # define PadMAX AvFILLp |
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53 | # define newPADLIST(var) ((var) = newAV (), av_extend (var, 1)) |
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54 | #endif |
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55 | #ifndef PadnamelistREFCNT |
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56 | # define PadnamelistREFCNT(pnl) SvREFCNT (pnl) |
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57 | #endif |
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58 | #ifndef PadnamelistREFCNT_dec |
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59 | # define PadnamelistREFCNT_dec(pnl) SvREFCNT_dec (pnl) |
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60 | #endif |
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61 | |
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62 | /* 5.19.something has replaced SVt_BIND by SVt_INVLIST */ |
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63 | /* we just alias it to SVt_IV, as that is sufficient for swap_sv for now */ |
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64 | #if PERL_VERSION_ATLEAST(5,19,0) |
|
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65 | # define SVt_BIND SVt_IV |
26 | #endif |
66 | #endif |
27 | |
67 | |
28 | #if defined(_WIN32) |
68 | #if defined(_WIN32) |
29 | # undef HAS_GETTIMEOFDAY |
69 | # undef HAS_GETTIMEOFDAY |
30 | # undef setjmp |
70 | # undef setjmp |
… | |
… | |
33 | # define setjmp _setjmp /* deep magic */ |
73 | # define setjmp _setjmp /* deep magic */ |
34 | #else |
74 | #else |
35 | # include <inttypes.h> /* most portable stdint.h */ |
75 | # include <inttypes.h> /* most portable stdint.h */ |
36 | #endif |
76 | #endif |
37 | |
77 | |
38 | #if HAVE_MMAP |
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39 | # include <unistd.h> |
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40 | # include <sys/mman.h> |
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41 | # ifndef MAP_ANONYMOUS |
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42 | # ifdef MAP_ANON |
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43 | # define MAP_ANONYMOUS MAP_ANON |
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44 | # else |
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45 | # undef HAVE_MMAP |
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46 | # endif |
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47 | # endif |
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48 | # include <limits.h> |
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49 | # ifndef PAGESIZE |
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50 | # define PAGESIZE pagesize |
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51 | # define BOOT_PAGESIZE pagesize = sysconf (_SC_PAGESIZE) |
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52 | static long pagesize; |
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53 | # else |
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54 | # define BOOT_PAGESIZE (void)0 |
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55 | # endif |
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56 | #else |
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57 | # define PAGESIZE 0 |
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58 | # define BOOT_PAGESIZE (void)0 |
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59 | #endif |
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60 | |
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61 | #if CORO_USE_VALGRIND |
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62 | # include <valgrind/valgrind.h> |
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63 | #endif |
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64 | |
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65 | /* the maximum number of idle cctx that will be pooled */ |
78 | /* the maximum number of idle cctx that will be pooled */ |
66 | static int cctx_max_idle = 4; |
79 | static int cctx_max_idle = 4; |
67 | |
80 | |
68 | #if defined(DEBUGGING) && PERL_VERSION_ATLEAST(5,12,0) |
81 | #if defined(DEBUGGING) && PERL_VERSION_ATLEAST(5,12,0) |
69 | # define HAS_SCOPESTACK_NAME 1 |
82 | # define HAS_SCOPESTACK_NAME 1 |
70 | #endif |
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71 | |
|
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72 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
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73 | # undef CORO_STACKGUARD |
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74 | #endif |
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75 | |
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76 | #ifndef CORO_STACKGUARD |
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77 | # define CORO_STACKGUARD 0 |
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78 | #endif |
83 | #endif |
79 | |
84 | |
80 | /* prefer perl internal functions over our own? */ |
85 | /* prefer perl internal functions over our own? */ |
81 | #ifndef CORO_PREFER_PERL_FUNCTIONS |
86 | #ifndef CORO_PREFER_PERL_FUNCTIONS |
82 | # define CORO_PREFER_PERL_FUNCTIONS 0 |
87 | # define CORO_PREFER_PERL_FUNCTIONS 0 |
… | |
… | |
101 | # if CORO_PTHREAD |
106 | # if CORO_PTHREAD |
102 | static void *coro_thx; |
107 | static void *coro_thx; |
103 | # endif |
108 | # endif |
104 | #endif |
109 | #endif |
105 | |
110 | |
106 | /* used in state.h */ |
|
|
107 | #define VAR(name,type) VARx(name, PL_ ## name, type) |
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108 | |
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|
109 | #ifdef __linux |
111 | #ifdef __linux |
110 | # include <time.h> /* for timespec */ |
112 | # include <time.h> /* for timespec */ |
111 | # include <syscall.h> /* for SYS_* */ |
113 | # include <syscall.h> /* for SYS_* */ |
112 | # ifdef SYS_clock_gettime |
114 | # ifdef SYS_clock_gettime |
113 | # define coro_clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
115 | # define coro_clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
… | |
… | |
138 | |
140 | |
139 | static GV *irsgv; /* $/ */ |
141 | static GV *irsgv; /* $/ */ |
140 | static GV *stdoutgv; /* *STDOUT */ |
142 | static GV *stdoutgv; /* *STDOUT */ |
141 | static SV *rv_diehook; |
143 | static SV *rv_diehook; |
142 | static SV *rv_warnhook; |
144 | static SV *rv_warnhook; |
143 | static HV *hv_sig; /* %SIG */ |
|
|
144 | |
145 | |
145 | /* async_pool helper stuff */ |
146 | /* async_pool helper stuff */ |
146 | static SV *sv_pool_rss; |
147 | static SV *sv_pool_rss; |
147 | static SV *sv_pool_size; |
148 | static SV *sv_pool_size; |
148 | static SV *sv_async_pool_idle; /* description string */ |
149 | static SV *sv_async_pool_idle; /* description string */ |
… | |
… | |
176 | typedef struct coro_cctx |
177 | typedef struct coro_cctx |
177 | { |
178 | { |
178 | struct coro_cctx *next; |
179 | struct coro_cctx *next; |
179 | |
180 | |
180 | /* the stack */ |
181 | /* the stack */ |
181 | void *sptr; |
182 | struct coro_stack stack; |
182 | size_t ssize; |
|
|
183 | |
183 | |
184 | /* cpu state */ |
184 | /* cpu state */ |
185 | void *idle_sp; /* sp of top-level transfer/schedule/cede call */ |
185 | void *idle_sp; /* sp of top-level transfer/schedule/cede call */ |
|
|
186 | #ifndef NDEBUG |
186 | JMPENV *idle_te; /* same as idle_sp, but for top_env, TODO: remove once stable */ |
187 | JMPENV *idle_te; /* same as idle_sp, but for top_env */ |
|
|
188 | #endif |
187 | JMPENV *top_env; |
189 | JMPENV *top_env; |
188 | coro_context cctx; |
190 | coro_context cctx; |
189 | |
191 | |
190 | U32 gen; |
192 | U32 gen; |
191 | #if CORO_USE_VALGRIND |
193 | #if CORO_USE_VALGRIND |
… | |
… | |
211 | }; |
213 | }; |
212 | |
214 | |
213 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
215 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
214 | typedef struct |
216 | typedef struct |
215 | { |
217 | { |
216 | #define VARx(name,expr,type) type name; |
218 | #define VARx(name,expr,type) type name; |
217 | # include "state.h" |
219 | #include "state.h" |
218 | #undef VARx |
|
|
219 | } perl_slots; |
220 | } perl_slots; |
220 | |
221 | |
221 | /* how many context stack entries do we need for perl_slots */ |
222 | /* how many context stack entries do we need for perl_slots */ |
222 | #define SLOT_COUNT ((sizeof (perl_slots) + sizeof (PERL_CONTEXT) - 1) / sizeof (PERL_CONTEXT)) |
223 | #define SLOT_COUNT ((sizeof (perl_slots) + sizeof (PERL_CONTEXT) - 1) / sizeof (PERL_CONTEXT)) |
223 | |
224 | |
… | |
… | |
254 | SV *saved_deffh; |
255 | SV *saved_deffh; |
255 | SV *invoke_cb; |
256 | SV *invoke_cb; |
256 | AV *invoke_av; |
257 | AV *invoke_av; |
257 | |
258 | |
258 | /* on_enter/on_leave */ |
259 | /* on_enter/on_leave */ |
259 | AV *on_enter; |
260 | AV *on_enter; AV *on_enter_xs; |
260 | AV *on_leave; |
261 | AV *on_leave; AV *on_leave_xs; |
261 | |
262 | |
262 | /* swap_sv */ |
263 | /* swap_sv */ |
263 | AV *swap_sv; |
264 | AV *swap_sv; |
264 | |
265 | |
265 | /* times */ |
266 | /* times */ |
… | |
… | |
295 | #define coro_nready coroapi.nready |
296 | #define coro_nready coroapi.nready |
296 | |
297 | |
297 | /** JIT *********************************************************************/ |
298 | /** JIT *********************************************************************/ |
298 | |
299 | |
299 | #if CORO_JIT |
300 | #if CORO_JIT |
300 | /* APPLE doesn't have HAVE_MMAP though */ |
301 | /* APPLE doesn't have mmap though */ |
301 | #define CORO_JIT_UNIXY (__linux || __FreeBSD__ || __OpenBSD__ || __NetBSD__ || __solaris || __APPLE__) |
302 | #define CORO_JIT_UNIXY (__linux || __FreeBSD__ || __OpenBSD__ || __NetBSD__ || __solaris || __APPLE__) |
302 | #ifndef CORO_JIT_TYPE |
303 | #ifndef CORO_JIT_TYPE |
303 | #if __x86_64 && CORO_JIT_UNIXY |
304 | #if ECB_AMD64 && CORO_JIT_UNIXY |
304 | #define CORO_JIT_TYPE "amd64-unix" |
305 | #define CORO_JIT_TYPE "amd64-unix" |
305 | #elif __i386 && CORO_JIT_UNIXY |
306 | #elif __i386 && CORO_JIT_UNIXY |
306 | #define CORO_JIT_TYPE "x86-unix" |
307 | #define CORO_JIT_TYPE "x86-unix" |
307 | #endif |
308 | #endif |
308 | #endif |
309 | #endif |
309 | #endif |
310 | #endif |
310 | |
311 | |
311 | #if !defined(CORO_JIT_TYPE) || !HAVE_MMAP |
312 | #if !defined(CORO_JIT_TYPE) || _POSIX_MEMORY_PROTECTION <= 0 |
312 | #undef CORO_JIT |
313 | #undef CORO_JIT |
313 | #endif |
314 | #endif |
314 | |
315 | |
315 | #if CORO_JIT |
316 | #if CORO_JIT |
316 | typedef void (*load_save_perl_slots_type)(perl_slots *); |
317 | typedef void (*load_save_perl_slots_type)(perl_slots *); |
… | |
… | |
373 | time_init (pTHX) |
374 | time_init (pTHX) |
374 | { |
375 | { |
375 | SV **svp; |
376 | SV **svp; |
376 | |
377 | |
377 | require_pv ("Time/HiRes.pm"); |
378 | require_pv ("Time/HiRes.pm"); |
378 | |
379 | |
379 | svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
380 | svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
380 | |
381 | |
381 | if (!svp) croak ("Time::HiRes is required, but missing. Caught"); |
382 | if (!svp) croak ("Time::HiRes is required, but missing. Caught"); |
382 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer. Caught"); |
383 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer. Caught"); |
383 | |
384 | |
… | |
… | |
501 | |
502 | |
502 | return 0; |
503 | return 0; |
503 | } |
504 | } |
504 | |
505 | |
505 | ecb_inline struct coro * |
506 | ecb_inline struct coro * |
506 | SvSTATE_ (pTHX_ SV *coro) |
507 | SvSTATE_ (pTHX_ SV *coro_sv) |
507 | { |
508 | { |
508 | MAGIC *mg; |
509 | MAGIC *mg; |
509 | |
510 | |
510 | if (SvROK (coro)) |
511 | if (SvROK (coro_sv)) |
511 | coro = SvRV (coro); |
512 | coro_sv = SvRV (coro_sv); |
512 | |
513 | |
513 | mg = SvSTATEhv_p (aTHX_ coro); |
514 | mg = SvSTATEhv_p (aTHX_ coro_sv); |
514 | if (!mg) |
515 | if (!mg) |
515 | croak ("Coro::State object required"); |
516 | croak ("Coro::State object required"); |
516 | |
517 | |
517 | return (struct coro *)mg->mg_ptr; |
518 | return (struct coro *)mg->mg_ptr; |
518 | } |
519 | } |
… | |
… | |
524 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
525 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
525 | |
526 | |
526 | /*****************************************************************************/ |
527 | /*****************************************************************************/ |
527 | /* padlist management and caching */ |
528 | /* padlist management and caching */ |
528 | |
529 | |
529 | ecb_inline AV * |
530 | ecb_inline PADLIST * |
530 | coro_derive_padlist (pTHX_ CV *cv) |
531 | coro_derive_padlist (pTHX_ CV *cv) |
531 | { |
532 | { |
532 | AV *padlist = CvPADLIST (cv); |
533 | PADLIST *padlist = CvPADLIST (cv); |
533 | AV *newpadlist, *newpad; |
534 | PADLIST *newpadlist; |
|
|
535 | PADNAMELIST *padnames; |
|
|
536 | PAD *newpad; |
|
|
537 | PADOFFSET off = PadlistMAX (padlist) + 1; |
534 | |
538 | |
535 | newpadlist = newAV (); |
539 | #if NEWPADAPI |
|
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540 | |
|
|
541 | /* if we had the original CvDEPTH, we might be able to steal the CvDEPTH+1 entry instead */ |
|
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542 | /* 20131102194744.GA6705@schmorp.de, 20131102195825.2013.qmail@lists-nntp.develooper.com */ |
|
|
543 | while (!PadlistARRAY (padlist)[off - 1]) |
|
|
544 | --off; |
|
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545 | |
|
|
546 | Perl_pad_push (aTHX_ padlist, off); |
|
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547 | |
|
|
548 | newpad = PadlistARRAY (padlist)[off]; |
|
|
549 | PadlistARRAY (padlist)[off] = 0; |
|
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550 | |
|
|
551 | #else |
|
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552 | |
|
|
553 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
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554 | Perl_pad_push (aTHX_ padlist, off); |
|
|
555 | #else |
|
|
556 | Perl_pad_push (aTHX_ padlist, off, 1); |
|
|
557 | #endif |
|
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558 | |
|
|
559 | newpad = PadlistARRAY (padlist)[off]; |
|
|
560 | PadlistMAX (padlist) = off - 1; |
|
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561 | |
|
|
562 | #endif |
|
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563 | |
|
|
564 | newPADLIST (newpadlist); |
|
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565 | #if !PERL_VERSION_ATLEAST(5,15,3) |
|
|
566 | /* Padlists are AvREAL as of 5.15.3. See perl bug #98092 and perl commit 7d953ba. */ |
536 | AvREAL_off (newpadlist); |
567 | AvREAL_off (newpadlist); |
537 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
|
538 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1); |
|
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539 | #else |
|
|
540 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
|
|
541 | #endif |
568 | #endif |
542 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
|
|
543 | --AvFILLp (padlist); |
|
|
544 | |
569 | |
545 | av_store (newpadlist, 0, SvREFCNT_inc_NN (AvARRAY (padlist)[0])); |
570 | /* Already extended to 2 elements by newPADLIST. */ |
546 | av_store (newpadlist, 1, (SV *)newpad); |
571 | PadlistMAX (newpadlist) = 1; |
|
|
572 | |
|
|
573 | padnames = PadlistNAMES (padlist); |
|
|
574 | ++PadnamelistREFCNT (padnames); |
|
|
575 | PadlistNAMES (newpadlist) = padnames; |
|
|
576 | |
|
|
577 | PadlistARRAY (newpadlist)[1] = newpad; |
547 | |
578 | |
548 | return newpadlist; |
579 | return newpadlist; |
549 | } |
580 | } |
550 | |
581 | |
551 | ecb_inline void |
582 | ecb_inline void |
552 | free_padlist (pTHX_ AV *padlist) |
583 | free_padlist (pTHX_ PADLIST *padlist) |
553 | { |
584 | { |
554 | /* may be during global destruction */ |
585 | /* may be during global destruction */ |
555 | if (!IN_DESTRUCT) |
586 | if (!IN_DESTRUCT) |
556 | { |
587 | { |
557 | I32 i = AvFILLp (padlist); |
588 | I32 i = PadlistMAX (padlist); |
558 | |
589 | |
559 | while (i > 0) /* special-case index 0 */ |
590 | while (i > 0) /* special-case index 0 */ |
560 | { |
591 | { |
561 | /* we try to be extra-careful here */ |
592 | /* we try to be extra-careful here */ |
562 | AV *av = (AV *)AvARRAY (padlist)[i--]; |
593 | PAD *pad = PadlistARRAY (padlist)[i--]; |
563 | I32 j = AvFILLp (av); |
|
|
564 | |
594 | |
|
|
595 | if (pad) |
|
|
596 | { |
|
|
597 | I32 j = PadMAX (pad); |
|
|
598 | |
565 | while (j >= 0) |
599 | while (j >= 0) |
566 | SvREFCNT_dec (AvARRAY (av)[j--]); |
600 | SvREFCNT_dec (PadARRAY (pad)[j--]); |
567 | |
601 | |
568 | AvFILLp (av) = -1; |
602 | PadMAX (pad) = -1; |
569 | SvREFCNT_dec (av); |
603 | SvREFCNT_dec (pad); |
|
|
604 | } |
570 | } |
605 | } |
571 | |
606 | |
572 | SvREFCNT_dec (AvARRAY (padlist)[0]); |
607 | PadnamelistREFCNT_dec (PadlistNAMES (padlist)); |
573 | |
608 | |
|
|
609 | #if NEWPADAPI |
|
|
610 | Safefree (PadlistARRAY (padlist)); |
|
|
611 | Safefree (padlist); |
|
|
612 | #else |
574 | AvFILLp (padlist) = -1; |
613 | AvFILLp (padlist) = -1; |
|
|
614 | AvREAL_off (padlist); |
575 | SvREFCNT_dec ((SV*)padlist); |
615 | SvREFCNT_dec ((SV*)padlist); |
|
|
616 | #endif |
576 | } |
617 | } |
577 | } |
618 | } |
578 | |
619 | |
579 | static int |
620 | static int |
580 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
621 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
581 | { |
622 | { |
582 | AV *padlist; |
623 | PADLIST *padlist; |
583 | AV *av = (AV *)mg->mg_obj; |
624 | PADLIST **padlists = (PADLIST **)(mg->mg_ptr + sizeof(size_t)); |
|
|
625 | size_t len = *(size_t *)mg->mg_ptr; |
584 | |
626 | |
585 | /* perl manages to free our internal AV and _then_ call us */ |
627 | /* perl manages to free our internal AV and _then_ call us */ |
586 | if (IN_DESTRUCT) |
628 | if (IN_DESTRUCT) |
587 | return 0; |
629 | return 0; |
588 | |
630 | |
589 | /* casting is fun. */ |
631 | while (len--) |
590 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
|
|
591 | free_padlist (aTHX_ padlist); |
632 | free_padlist (aTHX_ padlists[len]); |
592 | |
|
|
593 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
|
|
594 | |
633 | |
595 | return 0; |
634 | return 0; |
596 | } |
635 | } |
597 | |
636 | |
598 | static MGVTBL coro_cv_vtbl = { |
637 | static MGVTBL coro_cv_vtbl = { |
… | |
… | |
603 | /* the next two functions merely cache the padlists */ |
642 | /* the next two functions merely cache the padlists */ |
604 | ecb_inline void |
643 | ecb_inline void |
605 | get_padlist (pTHX_ CV *cv) |
644 | get_padlist (pTHX_ CV *cv) |
606 | { |
645 | { |
607 | MAGIC *mg = CORO_MAGIC_cv (cv); |
646 | MAGIC *mg = CORO_MAGIC_cv (cv); |
608 | AV *av; |
647 | size_t *lenp; |
609 | |
648 | |
610 | if (ecb_expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) |
649 | if (ecb_expect_true (mg && *(lenp = (size_t *)mg->mg_ptr))) |
611 | CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; |
650 | CvPADLIST (cv) = ((PADLIST **)(mg->mg_ptr + sizeof(size_t)))[--*lenp]; |
612 | else |
651 | else |
613 | { |
652 | { |
614 | #if CORO_PREFER_PERL_FUNCTIONS |
653 | #if CORO_PREFER_PERL_FUNCTIONS |
615 | /* this is probably cleaner? but also slower! */ |
654 | /* this is probably cleaner? but also slower! */ |
616 | /* in practise, it seems to be less stable */ |
655 | /* in practise, it seems to be less stable */ |
… | |
… | |
626 | |
665 | |
627 | ecb_inline void |
666 | ecb_inline void |
628 | put_padlist (pTHX_ CV *cv) |
667 | put_padlist (pTHX_ CV *cv) |
629 | { |
668 | { |
630 | MAGIC *mg = CORO_MAGIC_cv (cv); |
669 | MAGIC *mg = CORO_MAGIC_cv (cv); |
631 | AV *av; |
|
|
632 | |
670 | |
633 | if (ecb_expect_false (!mg)) |
671 | if (ecb_expect_false (!mg)) |
|
|
672 | { |
634 | mg = sv_magicext ((SV *)cv, (SV *)newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
673 | mg = sv_magicext ((SV *)cv, 0, CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
|
|
674 | Newz (0, mg->mg_ptr ,sizeof (size_t) + sizeof (PADLIST *), char); |
|
|
675 | mg->mg_len = 1; /* so mg_free frees mg_ptr */ |
|
|
676 | } |
|
|
677 | else |
|
|
678 | Renew (mg->mg_ptr, |
|
|
679 | sizeof(size_t) + (*(size_t *)mg->mg_ptr + 1) * sizeof(PADLIST *), |
|
|
680 | char); |
635 | |
681 | |
636 | av = (AV *)mg->mg_obj; |
682 | ((PADLIST **)(mg->mg_ptr + sizeof (size_t))) [(*(size_t *)mg->mg_ptr)++] = CvPADLIST (cv); |
637 | |
|
|
638 | if (ecb_expect_false (AvFILLp (av) >= AvMAX (av))) |
|
|
639 | av_extend (av, AvFILLp (av) + 1); |
|
|
640 | |
|
|
641 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
|
|
642 | } |
683 | } |
643 | |
684 | |
644 | /** load & save, init *******************************************************/ |
685 | /** load & save, init *******************************************************/ |
645 | |
686 | |
|
|
687 | ecb_inline void |
|
|
688 | swap_sv (SV *a, SV *b) |
|
|
689 | { |
|
|
690 | const U32 keep = SVs_PADSTALE | SVs_PADTMP | SVs_PADMY; /* keep these flags */ |
|
|
691 | SV tmp; |
|
|
692 | |
|
|
693 | /* swap sv_any */ |
|
|
694 | SvANY (&tmp) = SvANY (a); SvANY (a) = SvANY (b); SvANY (b) = SvANY (&tmp); |
|
|
695 | |
|
|
696 | /* swap sv_flags */ |
|
|
697 | SvFLAGS (&tmp) = SvFLAGS (a); |
|
|
698 | SvFLAGS (a) = (SvFLAGS (a) & keep) | (SvFLAGS (b ) & ~keep); |
|
|
699 | SvFLAGS (b) = (SvFLAGS (b) & keep) | (SvFLAGS (&tmp) & ~keep); |
|
|
700 | |
|
|
701 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
|
702 | /* perl 5.10 and later complicates this _quite_ a bit, but it also |
|
|
703 | * is much faster, so no quarrels here. alternatively, we could |
|
|
704 | * sv_upgrade to avoid this. |
|
|
705 | */ |
|
|
706 | { |
|
|
707 | /* swap sv_u */ |
|
|
708 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
|
|
709 | |
|
|
710 | /* if SvANY points to the head, we need to adjust the pointers, |
|
|
711 | * as the pointer for a still points to b, and maybe vice versa. |
|
|
712 | */ |
|
|
713 | U32 svany_in_head_set = (1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV); |
|
|
714 | #if NVSIZE <= IVSIZE && PERL_VERSION_ATLEAST(5,22,0) |
|
|
715 | svany_in_head_set |= 1 << SVt_NV; |
|
|
716 | #endif |
|
|
717 | |
|
|
718 | #define svany_in_head(type) (svany_in_head_set & (1 << (type))) |
|
|
719 | |
|
|
720 | if (svany_in_head (SvTYPE (a))) |
|
|
721 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
|
|
722 | |
|
|
723 | if (svany_in_head (SvTYPE (b))) |
|
|
724 | SvANY (b) = (void *)((PTRV)SvANY (b) - (PTRV)a + (PTRV)b); |
|
|
725 | } |
|
|
726 | #endif |
|
|
727 | } |
|
|
728 | |
646 | /* swap sv heads, at least logically */ |
729 | /* swap sv heads, at least logically */ |
647 | static void |
730 | static void |
648 | swap_svs (pTHX_ Coro__State c) |
731 | swap_svs_enter (pTHX_ Coro__State c) |
649 | { |
732 | { |
650 | int i; |
733 | int i; |
651 | |
734 | |
652 | for (i = 0; i <= AvFILLp (c->swap_sv); ) |
735 | for (i = 0; i <= AvFILLp (c->swap_sv); i += 2) |
653 | { |
736 | swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]); |
654 | SV *a = AvARRAY (c->swap_sv)[i++]; |
|
|
655 | SV *b = AvARRAY (c->swap_sv)[i++]; |
|
|
656 | |
|
|
657 | const U32 keep = SVs_PADSTALE | SVs_PADTMP | SVs_PADMY; /* keep these flags */ |
|
|
658 | SV tmp; |
|
|
659 | |
|
|
660 | /* swap sv_any */ |
|
|
661 | SvANY (&tmp) = SvANY (a); SvANY (a) = SvANY (b); SvANY (b) = SvANY (&tmp); |
|
|
662 | |
|
|
663 | /* swap sv_flags */ |
|
|
664 | SvFLAGS (&tmp) = SvFLAGS (a); |
|
|
665 | SvFLAGS (a) = (SvFLAGS (a) & keep) | (SvFLAGS (b ) & ~keep); |
|
|
666 | SvFLAGS (b) = (SvFLAGS (b) & keep) | (SvFLAGS (&tmp) & ~keep); |
|
|
667 | |
|
|
668 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
|
669 | /* perl 5.10 complicates this _quite_ a bit, but it also is |
|
|
670 | * much faster, so no quarrels here. alternatively, we could |
|
|
671 | * sv_upgrade to avoid this. |
|
|
672 | */ |
|
|
673 | { |
|
|
674 | /* swap sv_u */ |
|
|
675 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
|
|
676 | |
|
|
677 | /* if SvANY points to the head, we need to adjust the pointers, |
|
|
678 | * as the pointer for a still points to b, and maybe vice versa. |
|
|
679 | */ |
|
|
680 | #define svany_in_head(type) \ |
|
|
681 | (((1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV)) & (1 << (type))) |
|
|
682 | |
|
|
683 | if (svany_in_head (SvTYPE (a))) |
|
|
684 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
|
|
685 | |
|
|
686 | if (svany_in_head (SvTYPE (b))) |
|
|
687 | SvANY (b) = (void *)((PTRV)SvANY (b) - (PTRV)a + (PTRV)b); |
|
|
688 | } |
|
|
689 | #endif |
|
|
690 | } |
|
|
691 | } |
737 | } |
692 | |
738 | |
|
|
739 | static void |
|
|
740 | swap_svs_leave (pTHX_ Coro__State c) |
|
|
741 | { |
|
|
742 | int i; |
|
|
743 | |
|
|
744 | for (i = AvFILLp (c->swap_sv) - 1; i >= 0; i -= 2) |
|
|
745 | swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]); |
|
|
746 | } |
|
|
747 | |
693 | #define SWAP_SVS(coro) \ |
748 | #define SWAP_SVS_ENTER(coro) \ |
694 | if (ecb_expect_false ((coro)->swap_sv)) \ |
749 | if (ecb_expect_false ((coro)->swap_sv)) \ |
695 | swap_svs (aTHX_ (coro)) |
750 | swap_svs_enter (aTHX_ (coro)) |
|
|
751 | |
|
|
752 | #define SWAP_SVS_LEAVE(coro) \ |
|
|
753 | if (ecb_expect_false ((coro)->swap_sv)) \ |
|
|
754 | swap_svs_leave (aTHX_ (coro)) |
696 | |
755 | |
697 | static void |
756 | static void |
698 | on_enterleave_call (pTHX_ SV *cb); |
757 | on_enterleave_call (pTHX_ SV *cb); |
699 | |
758 | |
700 | static void |
759 | static void |
… | |
… | |
707 | |
766 | |
708 | #if CORO_JIT |
767 | #if CORO_JIT |
709 | load_perl_slots (slot); |
768 | load_perl_slots (slot); |
710 | #else |
769 | #else |
711 | #define VARx(name,expr,type) expr = slot->name; |
770 | #define VARx(name,expr,type) expr = slot->name; |
712 | # include "state.h" |
771 | #include "state.h" |
713 | #undef VARx |
|
|
714 | #endif |
772 | #endif |
715 | |
773 | |
716 | { |
774 | { |
717 | dSP; |
775 | dSP; |
718 | |
776 | |
… | |
… | |
721 | /* now do the ugly restore mess */ |
779 | /* now do the ugly restore mess */ |
722 | while (ecb_expect_true (cv = (CV *)POPs)) |
780 | while (ecb_expect_true (cv = (CV *)POPs)) |
723 | { |
781 | { |
724 | put_padlist (aTHX_ cv); /* mark this padlist as available */ |
782 | put_padlist (aTHX_ cv); /* mark this padlist as available */ |
725 | CvDEPTH (cv) = PTR2IV (POPs); |
783 | CvDEPTH (cv) = PTR2IV (POPs); |
726 | CvPADLIST (cv) = (AV *)POPs; |
784 | CvPADLIST (cv) = (PADLIST *)POPs; |
727 | } |
785 | } |
728 | |
786 | |
729 | PUTBACK; |
787 | PUTBACK; |
730 | } |
788 | } |
731 | |
789 | |
… | |
… | |
746 | |
804 | |
747 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
805 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
748 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
806 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
749 | } |
807 | } |
750 | |
808 | |
|
|
809 | if (ecb_expect_false (c->on_enter_xs)) |
|
|
810 | { |
|
|
811 | int i; |
|
|
812 | |
|
|
813 | for (i = 0; i <= AvFILLp (c->on_enter_xs); i += 2) |
|
|
814 | ((coro_enterleave_hook)AvARRAY (c->on_enter_xs)[i]) (aTHX_ AvARRAY (c->on_enter_xs)[i + 1]); |
|
|
815 | } |
|
|
816 | |
751 | SWAP_SVS (c); |
817 | SWAP_SVS_ENTER (c); |
752 | } |
818 | } |
753 | |
819 | |
754 | static void |
820 | static void |
755 | save_perl (pTHX_ Coro__State c) |
821 | save_perl (pTHX_ Coro__State c) |
756 | { |
822 | { |
757 | SWAP_SVS (c); |
823 | SWAP_SVS_LEAVE (c); |
|
|
824 | |
|
|
825 | if (ecb_expect_false (c->on_leave_xs)) |
|
|
826 | { |
|
|
827 | int i; |
|
|
828 | |
|
|
829 | for (i = AvFILLp (c->on_leave_xs) - 1; i >= 0; i -= 2) |
|
|
830 | ((coro_enterleave_hook)AvARRAY (c->on_leave_xs)[i]) (aTHX_ AvARRAY (c->on_leave_xs)[i + 1]); |
|
|
831 | } |
758 | |
832 | |
759 | if (ecb_expect_false (c->on_leave)) |
833 | if (ecb_expect_false (c->on_leave)) |
760 | { |
834 | { |
761 | int i; |
835 | int i; |
762 | |
836 | |
… | |
… | |
840 | |
914 | |
841 | #if CORO_JIT |
915 | #if CORO_JIT |
842 | save_perl_slots (slot); |
916 | save_perl_slots (slot); |
843 | #else |
917 | #else |
844 | #define VARx(name,expr,type) slot->name = expr; |
918 | #define VARx(name,expr,type) slot->name = expr; |
845 | # include "state.h" |
919 | #include "state.h" |
846 | #undef VARx |
|
|
847 | #endif |
920 | #endif |
848 | } |
921 | } |
849 | } |
922 | } |
850 | |
923 | |
851 | /* |
924 | /* |
… | |
… | |
995 | { |
1068 | { |
996 | SV **svp = 0; |
1069 | SV **svp = 0; |
997 | |
1070 | |
998 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
1071 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
999 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
1072 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
1000 | |
1073 | |
1001 | if (svp) |
1074 | if (svp) |
1002 | { |
1075 | { |
1003 | sv_setsv (sv, *svp ? *svp : &PL_sv_undef); |
1076 | SV *ssv; |
|
|
1077 | |
|
|
1078 | if (!*svp) |
|
|
1079 | ssv = &PL_sv_undef; |
|
|
1080 | else if (SvTYPE (*svp) == SVt_PVCV) /* perlio directly stores a CV in warnhook. ugh. */ |
|
|
1081 | ssv = sv_2mortal (newRV_inc (*svp)); |
|
|
1082 | else |
|
|
1083 | ssv = *svp; |
|
|
1084 | |
|
|
1085 | sv_setsv (sv, ssv); |
1004 | return 0; |
1086 | return 0; |
1005 | } |
1087 | } |
1006 | } |
1088 | } |
1007 | |
1089 | |
1008 | return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0; |
1090 | return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0; |
… | |
… | |
1102 | PL_hints = 0; |
1184 | PL_hints = 0; |
1103 | |
1185 | |
1104 | /* recreate the die/warn hooks */ |
1186 | /* recreate the die/warn hooks */ |
1105 | PL_diehook = SvREFCNT_inc (rv_diehook); |
1187 | PL_diehook = SvREFCNT_inc (rv_diehook); |
1106 | PL_warnhook = SvREFCNT_inc (rv_warnhook); |
1188 | PL_warnhook = SvREFCNT_inc (rv_warnhook); |
1107 | |
1189 | |
1108 | GvSV (PL_defgv) = newSV (0); |
1190 | GvSV (PL_defgv) = newSV (0); |
1109 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
1191 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
1110 | GvSV (PL_errgv) = newSV (0); |
1192 | GvSV (PL_errgv) = newSV (0); |
1111 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
1193 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
1112 | GvHV (PL_hintgv) = 0; |
1194 | GvHV (PL_hintgv) = newHV (); |
|
|
1195 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
|
1196 | hv_magic (GvHV (PL_hintgv), 0, PERL_MAGIC_hints); |
|
|
1197 | #endif |
1113 | PL_rs = newSVsv (GvSV (irsgv)); |
1198 | PL_rs = newSVsv (GvSV (irsgv)); |
1114 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
1199 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
1115 | |
1200 | |
1116 | { |
1201 | { |
1117 | dSP; |
1202 | dSP; |
… | |
… | |
1145 | PL_op = (OP *)&init_perl_op; |
1230 | PL_op = (OP *)&init_perl_op; |
1146 | |
1231 | |
1147 | /* copy throw, in case it was set before init_perl */ |
1232 | /* copy throw, in case it was set before init_perl */ |
1148 | CORO_THROW = coro->except; |
1233 | CORO_THROW = coro->except; |
1149 | |
1234 | |
1150 | SWAP_SVS (coro); |
1235 | SWAP_SVS_ENTER (coro); |
1151 | |
1236 | |
1152 | if (ecb_expect_false (enable_times)) |
1237 | if (ecb_expect_false (enable_times)) |
1153 | { |
1238 | { |
1154 | coro_times_update (); |
1239 | coro_times_update (); |
1155 | coro_times_sub (coro); |
1240 | coro_times_sub (coro); |
… | |
… | |
1193 | /* this will cause transfer_check to croak on block*/ |
1278 | /* this will cause transfer_check to croak on block*/ |
1194 | SvRV_set (coro_current, (SV *)coro->hv); |
1279 | SvRV_set (coro_current, (SV *)coro->hv); |
1195 | |
1280 | |
1196 | load_perl (aTHX_ coro); |
1281 | load_perl (aTHX_ coro); |
1197 | |
1282 | |
|
|
1283 | /* restore swapped sv's */ |
|
|
1284 | SWAP_SVS_LEAVE (coro); |
|
|
1285 | |
1198 | coro_unwind_stacks (aTHX); |
1286 | coro_unwind_stacks (aTHX); |
1199 | |
|
|
1200 | /* restore swapped sv's */ |
|
|
1201 | SWAP_SVS (coro); |
|
|
1202 | |
1287 | |
1203 | coro_destruct_stacks (aTHX); |
1288 | coro_destruct_stacks (aTHX); |
1204 | |
1289 | |
1205 | /* now save some sv's to be free'd later */ |
1290 | /* now save some sv's to be free'd later */ |
1206 | svf [0] = GvSV (PL_defgv); |
1291 | svf [0] = GvSV (PL_defgv); |
… | |
… | |
1227 | |
1312 | |
1228 | SvREFCNT_dec (coro->saved_deffh); |
1313 | SvREFCNT_dec (coro->saved_deffh); |
1229 | SvREFCNT_dec (coro->rouse_cb); |
1314 | SvREFCNT_dec (coro->rouse_cb); |
1230 | SvREFCNT_dec (coro->invoke_cb); |
1315 | SvREFCNT_dec (coro->invoke_cb); |
1231 | SvREFCNT_dec (coro->invoke_av); |
1316 | SvREFCNT_dec (coro->invoke_av); |
|
|
1317 | SvREFCNT_dec (coro->on_enter_xs); |
|
|
1318 | SvREFCNT_dec (coro->on_leave_xs); |
1232 | } |
1319 | } |
1233 | } |
1320 | } |
1234 | |
1321 | |
1235 | ecb_inline void |
1322 | ecb_inline void |
1236 | free_coro_mortal (pTHX) |
1323 | free_coro_mortal (pTHX) |
… | |
… | |
1299 | |
1386 | |
1300 | if (PL_curcop != &PL_compiling) |
1387 | if (PL_curcop != &PL_compiling) |
1301 | { |
1388 | { |
1302 | SV **cb; |
1389 | SV **cb; |
1303 | |
1390 | |
1304 | if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB) |
1391 | if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB && cxstack_ix >= 0) |
1305 | { |
1392 | { |
1306 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1393 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1307 | |
1394 | |
1308 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1395 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1309 | { |
1396 | { |
… | |
… | |
1405 | transfer_tail (pTHX) |
1492 | transfer_tail (pTHX) |
1406 | { |
1493 | { |
1407 | free_coro_mortal (aTHX); |
1494 | free_coro_mortal (aTHX); |
1408 | } |
1495 | } |
1409 | |
1496 | |
|
|
1497 | /* try to exit the same way perl's main function would do */ |
|
|
1498 | /* we do not bother resetting the environment or other things *7 |
|
|
1499 | /* that are not, uhm, essential */ |
|
|
1500 | /* this obviously also doesn't work when perl is embedded */ |
|
|
1501 | static void ecb_noinline ecb_cold |
|
|
1502 | perlish_exit (pTHX) |
|
|
1503 | { |
|
|
1504 | int exitstatus = perl_destruct (PL_curinterp); |
|
|
1505 | perl_free (PL_curinterp); |
|
|
1506 | exit (exitstatus); |
|
|
1507 | } |
|
|
1508 | |
1410 | /* |
1509 | /* |
1411 | * this is a _very_ stripped down perl interpreter ;) |
1510 | * this is a _very_ stripped down perl interpreter ;) |
1412 | */ |
1511 | */ |
1413 | static void |
1512 | static void |
1414 | cctx_run (void *arg) |
1513 | cctx_run (void *arg) |
… | |
… | |
1441 | */ |
1540 | */ |
1442 | |
1541 | |
1443 | /* |
1542 | /* |
1444 | * If perl-run returns we assume exit() was being called or the coro |
1543 | * If perl-run returns we assume exit() was being called or the coro |
1445 | * fell off the end, which seems to be the only valid (non-bug) |
1544 | * fell off the end, which seems to be the only valid (non-bug) |
1446 | * reason for perl_run to return. We try to exit by jumping to the |
1545 | * reason for perl_run to return. We try to mimic whatever perl is normally |
1447 | * bootstrap-time "top" top_env, as we cannot restore the "main" |
1546 | * doing in that case. YMMV. |
1448 | * coroutine as Coro has no such concept. |
|
|
1449 | * This actually isn't valid with the pthread backend, but OSes requiring |
|
|
1450 | * that backend are too broken to do it in a standards-compliant way. |
|
|
1451 | */ |
1547 | */ |
1452 | PL_top_env = main_top_env; |
1548 | perlish_exit (aTHX); |
1453 | JMPENV_JUMP (2); /* I do not feel well about the hardcoded 2 at all */ |
|
|
1454 | } |
1549 | } |
1455 | } |
1550 | } |
1456 | |
1551 | |
1457 | static coro_cctx * |
1552 | static coro_cctx * |
1458 | cctx_new (void) |
1553 | cctx_new (void) |
… | |
… | |
1473 | static coro_cctx * |
1568 | static coro_cctx * |
1474 | cctx_new_empty (void) |
1569 | cctx_new_empty (void) |
1475 | { |
1570 | { |
1476 | coro_cctx *cctx = cctx_new (); |
1571 | coro_cctx *cctx = cctx_new (); |
1477 | |
1572 | |
1478 | cctx->sptr = 0; |
1573 | cctx->stack.sptr = 0; |
1479 | coro_create (&cctx->cctx, 0, 0, 0, 0); |
1574 | coro_create (&cctx->cctx, 0, 0, 0, 0); |
1480 | |
1575 | |
1481 | return cctx; |
1576 | return cctx; |
1482 | } |
1577 | } |
1483 | |
1578 | |
1484 | /* create a new cctx suitable as destination/running a perl interpreter */ |
1579 | /* create a new cctx suitable as destination/running a perl interpreter */ |
1485 | static coro_cctx * |
1580 | static coro_cctx * |
1486 | cctx_new_run (void) |
1581 | cctx_new_run (void) |
1487 | { |
1582 | { |
1488 | coro_cctx *cctx = cctx_new (); |
1583 | coro_cctx *cctx = cctx_new (); |
1489 | void *stack_start; |
|
|
1490 | size_t stack_size; |
|
|
1491 | |
1584 | |
1492 | #if HAVE_MMAP |
1585 | if (!coro_stack_alloc (&cctx->stack, cctx_stacksize)) |
1493 | cctx->ssize = ((cctx_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE; |
|
|
1494 | /* mmap supposedly does allocate-on-write for us */ |
|
|
1495 | cctx->sptr = mmap (0, cctx->ssize, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANONYMOUS, 0, 0); |
|
|
1496 | |
|
|
1497 | if (cctx->sptr != (void *)-1) |
|
|
1498 | { |
|
|
1499 | #if CORO_STACKGUARD |
|
|
1500 | mprotect (cctx->sptr, CORO_STACKGUARD * PAGESIZE, PROT_NONE); |
|
|
1501 | #endif |
|
|
1502 | stack_start = (char *)cctx->sptr + CORO_STACKGUARD * PAGESIZE; |
|
|
1503 | stack_size = cctx->ssize - CORO_STACKGUARD * PAGESIZE; |
|
|
1504 | cctx->flags |= CC_MAPPED; |
|
|
1505 | } |
1586 | { |
1506 | else |
|
|
1507 | #endif |
|
|
1508 | { |
|
|
1509 | cctx->ssize = cctx_stacksize * (long)sizeof (long); |
|
|
1510 | New (0, cctx->sptr, cctx_stacksize, long); |
|
|
1511 | |
|
|
1512 | if (!cctx->sptr) |
|
|
1513 | { |
|
|
1514 | perror ("FATAL: unable to allocate stack for coroutine, exiting."); |
1587 | perror ("FATAL: unable to allocate stack for coroutine, exiting."); |
1515 | _exit (EXIT_FAILURE); |
1588 | _exit (EXIT_FAILURE); |
1516 | } |
|
|
1517 | |
|
|
1518 | stack_start = cctx->sptr; |
|
|
1519 | stack_size = cctx->ssize; |
|
|
1520 | } |
1589 | } |
1521 | |
1590 | |
1522 | #if CORO_USE_VALGRIND |
|
|
1523 | cctx->valgrind_id = VALGRIND_STACK_REGISTER ((char *)stack_start, (char *)stack_start + stack_size); |
|
|
1524 | #endif |
|
|
1525 | |
|
|
1526 | coro_create (&cctx->cctx, cctx_run, (void *)cctx, stack_start, stack_size); |
1591 | coro_create (&cctx->cctx, cctx_run, (void *)cctx, cctx->stack.sptr, cctx->stack.ssze); |
1527 | |
1592 | |
1528 | return cctx; |
1593 | return cctx; |
1529 | } |
1594 | } |
1530 | |
1595 | |
1531 | static void |
1596 | static void |
… | |
… | |
1537 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current)); |
1602 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current)); |
1538 | |
1603 | |
1539 | --cctx_count; |
1604 | --cctx_count; |
1540 | coro_destroy (&cctx->cctx); |
1605 | coro_destroy (&cctx->cctx); |
1541 | |
1606 | |
1542 | /* coro_transfer creates new, empty cctx's */ |
1607 | coro_stack_free (&cctx->stack); |
1543 | if (cctx->sptr) |
|
|
1544 | { |
|
|
1545 | #if CORO_USE_VALGRIND |
|
|
1546 | VALGRIND_STACK_DEREGISTER (cctx->valgrind_id); |
|
|
1547 | #endif |
|
|
1548 | |
|
|
1549 | #if HAVE_MMAP |
|
|
1550 | if (cctx->flags & CC_MAPPED) |
|
|
1551 | munmap (cctx->sptr, cctx->ssize); |
|
|
1552 | else |
|
|
1553 | #endif |
|
|
1554 | Safefree (cctx->sptr); |
|
|
1555 | } |
|
|
1556 | |
1608 | |
1557 | Safefree (cctx); |
1609 | Safefree (cctx); |
1558 | } |
1610 | } |
1559 | |
1611 | |
1560 | /* wether this cctx should be destructed */ |
1612 | /* wether this cctx should be destructed */ |
… | |
… | |
1579 | } |
1631 | } |
1580 | |
1632 | |
1581 | static void |
1633 | static void |
1582 | cctx_put (coro_cctx *cctx) |
1634 | cctx_put (coro_cctx *cctx) |
1583 | { |
1635 | { |
1584 | assert (("FATAL: cctx_put called on non-initialised cctx in Coro (please report)", cctx->sptr)); |
1636 | assert (("FATAL: cctx_put called on non-initialised cctx in Coro (please report)", cctx->stack.sptr)); |
1585 | |
1637 | |
1586 | /* free another cctx if overlimit */ |
1638 | /* free another cctx if overlimit */ |
1587 | if (ecb_expect_false (cctx_idle >= cctx_max_idle)) |
1639 | if (ecb_expect_false (cctx_idle >= cctx_max_idle)) |
1588 | { |
1640 | { |
1589 | coro_cctx *first = cctx_first; |
1641 | coro_cctx *first = cctx_first; |
… | |
… | |
1715 | return; |
1767 | return; |
1716 | |
1768 | |
1717 | slf_destroy (aTHX_ coro); |
1769 | slf_destroy (aTHX_ coro); |
1718 | |
1770 | |
1719 | coro->flags |= CF_ZOMBIE; |
1771 | coro->flags |= CF_ZOMBIE; |
1720 | |
1772 | |
1721 | if (coro->flags & CF_READY) |
1773 | if (coro->flags & CF_READY) |
1722 | { |
1774 | { |
1723 | /* reduce nready, as destroying a ready coro effectively unreadies it */ |
1775 | /* reduce nready, as destroying a ready coro effectively unreadies it */ |
1724 | /* alternative: look through all ready queues and remove the coro */ |
1776 | /* alternative: look through all ready queues and remove the coro */ |
1725 | --coro_nready; |
1777 | --coro_nready; |
… | |
… | |
1921 | /* nothing to schedule: call the idle handler */ |
1973 | /* nothing to schedule: call the idle handler */ |
1922 | if (SvROK (sv_idle) |
1974 | if (SvROK (sv_idle) |
1923 | && SvOBJECT (SvRV (sv_idle))) |
1975 | && SvOBJECT (SvRV (sv_idle))) |
1924 | { |
1976 | { |
1925 | if (SvRV (sv_idle) == SvRV (coro_current)) |
1977 | if (SvRV (sv_idle) == SvRV (coro_current)) |
|
|
1978 | { |
|
|
1979 | require_pv ("Carp"); |
|
|
1980 | |
|
|
1981 | { |
|
|
1982 | dSP; |
|
|
1983 | |
|
|
1984 | ENTER; |
|
|
1985 | SAVETMPS; |
|
|
1986 | |
|
|
1987 | PUSHMARK (SP); |
1926 | croak ("FATAL: $Coro::IDLE blocked itself - did you try to block inside an event loop callback? Caught"); |
1988 | XPUSHs (sv_2mortal (newSVpv ("FATAL: $Coro::idle blocked itself - did you try to block inside an event loop callback? Caught", 0))); |
|
|
1989 | PUTBACK; |
|
|
1990 | call_pv ("Carp::confess", G_VOID | G_DISCARD); |
|
|
1991 | |
|
|
1992 | FREETMPS; |
|
|
1993 | LEAVE; |
|
|
1994 | } |
|
|
1995 | } |
1927 | |
1996 | |
1928 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1997 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1929 | api_ready (aTHX_ SvRV (sv_idle)); |
1998 | api_ready (aTHX_ SvRV (sv_idle)); |
1930 | --coro_nready; |
1999 | --coro_nready; |
1931 | } |
2000 | } |
… | |
… | |
2129 | AV *od = coro->on_destroy; |
2198 | AV *od = coro->on_destroy; |
2130 | |
2199 | |
2131 | if (!od) |
2200 | if (!od) |
2132 | return; |
2201 | return; |
2133 | |
2202 | |
|
|
2203 | coro->on_destroy = 0; |
|
|
2204 | sv_2mortal ((SV *)od); |
|
|
2205 | |
2134 | while (AvFILLp (od) >= 0) |
2206 | while (AvFILLp (od) >= 0) |
2135 | { |
2207 | { |
2136 | SV *cb = sv_2mortal (av_pop (od)); |
2208 | SV *cb = sv_2mortal (av_pop (od)); |
2137 | |
2209 | |
2138 | /* coro hv's (and only hv's at the moment) are supported as well */ |
2210 | /* coro hv's (and only hv's at the moment) are supported as well */ |
… | |
… | |
2158 | |
2230 | |
2159 | static void |
2231 | static void |
2160 | coro_set_status (pTHX_ struct coro *coro, SV **arg, int items) |
2232 | coro_set_status (pTHX_ struct coro *coro, SV **arg, int items) |
2161 | { |
2233 | { |
2162 | AV *av; |
2234 | AV *av; |
2163 | |
2235 | |
2164 | if (coro->status) |
2236 | if (coro->status) |
2165 | { |
2237 | { |
2166 | av = coro->status; |
2238 | av = coro->status; |
2167 | av_clear (av); |
2239 | av_clear (av); |
2168 | } |
2240 | } |
… | |
… | |
2215 | |
2287 | |
2216 | coro = SvSTATE (arg [0]); |
2288 | coro = SvSTATE (arg [0]); |
2217 | coro_hv = coro->hv; |
2289 | coro_hv = coro->hv; |
2218 | |
2290 | |
2219 | coro_set_status (aTHX_ coro, arg + 1, items - 1); |
2291 | coro_set_status (aTHX_ coro, arg + 1, items - 1); |
2220 | |
2292 | |
2221 | if (ecb_expect_false (coro->flags & CF_NOCANCEL)) |
2293 | if (ecb_expect_false (coro->flags & CF_NOCANCEL)) |
2222 | { |
2294 | { |
2223 | /* coro currently busy cancelling something, so just notify it */ |
2295 | /* coro currently busy cancelling something, so just notify it */ |
2224 | coro->slf_frame.data = (void *)coro; |
2296 | coro->slf_frame.data = (void *)coro; |
2225 | |
2297 | |
… | |
… | |
2232 | slf_init_terminate_cancel_common (aTHX_ frame, coro_hv); |
2304 | slf_init_terminate_cancel_common (aTHX_ frame, coro_hv); |
2233 | } |
2305 | } |
2234 | else |
2306 | else |
2235 | { |
2307 | { |
2236 | struct coro *self = SvSTATE_current; |
2308 | struct coro *self = SvSTATE_current; |
|
|
2309 | |
|
|
2310 | if (!self) |
|
|
2311 | croak ("Coro::cancel called outside of thread content,"); |
2237 | |
2312 | |
2238 | /* otherwise we cancel directly, purely for speed reasons |
2313 | /* otherwise we cancel directly, purely for speed reasons |
2239 | * unfortunately, this requires some magic trickery, as |
2314 | * unfortunately, this requires some magic trickery, as |
2240 | * somebody else could cancel us, so we have to fight the cancellation. |
2315 | * somebody else could cancel us, so we have to fight the cancellation. |
2241 | * this is ugly, and hopefully fully worth the extra speed. |
2316 | * this is ugly, and hopefully fully worth the extra speed. |
… | |
… | |
2351 | else |
2426 | else |
2352 | { |
2427 | { |
2353 | av_clear (GvAV (PL_defgv)); |
2428 | av_clear (GvAV (PL_defgv)); |
2354 | hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0); |
2429 | hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0); |
2355 | |
2430 | |
|
|
2431 | if (ecb_expect_false (coro->swap_sv)) |
|
|
2432 | { |
|
|
2433 | swap_svs_leave (coro); |
|
|
2434 | SvREFCNT_dec_NN (coro->swap_sv); |
|
|
2435 | coro->swap_sv = 0; |
|
|
2436 | } |
|
|
2437 | |
2356 | coro->prio = 0; |
2438 | coro->prio = 0; |
2357 | |
2439 | |
2358 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
2440 | if (coro->cctx && ecb_expect_false (coro->cctx->flags & CC_TRACE)) |
2359 | api_trace (aTHX_ coro_current, 0); |
2441 | api_trace (aTHX_ coro_current, 0); |
2360 | |
2442 | |
2361 | frame->prepare = prepare_schedule; |
2443 | frame->prepare = prepare_schedule; |
2362 | av_push (av_async_pool, SvREFCNT_inc (hv)); |
2444 | av_push (av_async_pool, SvREFCNT_inc (hv)); |
2363 | } |
2445 | } |
… | |
… | |
2404 | |
2486 | |
2405 | static int |
2487 | static int |
2406 | slf_check_rouse_wait (pTHX_ struct CoroSLF *frame) |
2488 | slf_check_rouse_wait (pTHX_ struct CoroSLF *frame) |
2407 | { |
2489 | { |
2408 | SV *data = (SV *)frame->data; |
2490 | SV *data = (SV *)frame->data; |
2409 | |
2491 | |
2410 | if (CORO_THROW) |
2492 | if (CORO_THROW) |
2411 | return 0; |
2493 | return 0; |
2412 | |
2494 | |
2413 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2495 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2414 | return 1; |
2496 | return 1; |
… | |
… | |
2450 | cb = sv_2mortal (coro->rouse_cb); |
2532 | cb = sv_2mortal (coro->rouse_cb); |
2451 | coro->rouse_cb = 0; |
2533 | coro->rouse_cb = 0; |
2452 | } |
2534 | } |
2453 | |
2535 | |
2454 | if (!SvROK (cb) |
2536 | if (!SvROK (cb) |
2455 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2537 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2456 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2538 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2457 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2539 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2458 | |
2540 | |
2459 | { |
2541 | { |
2460 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
2542 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
… | |
… | |
2583 | |
2665 | |
2584 | /* "undo"/cancel a running slf call - used when cancelling a coro, mainly */ |
2666 | /* "undo"/cancel a running slf call - used when cancelling a coro, mainly */ |
2585 | static void |
2667 | static void |
2586 | slf_destroy (pTHX_ struct coro *coro) |
2668 | slf_destroy (pTHX_ struct coro *coro) |
2587 | { |
2669 | { |
2588 | /* this callback is reserved for slf functions needing to do cleanup */ |
2670 | struct CoroSLF frame = coro->slf_frame; |
2589 | if (coro->slf_frame.destroy && coro->slf_frame.prepare && !PL_dirty) |
|
|
2590 | coro->slf_frame.destroy (aTHX_ &coro->slf_frame); |
|
|
2591 | |
2671 | |
2592 | /* |
2672 | /* |
2593 | * The on_destroy above most likely is from an SLF call. |
2673 | * The on_destroy below most likely is from an SLF call. |
2594 | * Since by definition the SLF call will not finish when we destroy |
2674 | * Since by definition the SLF call will not finish when we destroy |
2595 | * the coro, we will have to force-finish it here, otherwise |
2675 | * the coro, we will have to force-finish it here, otherwise |
2596 | * cleanup functions cannot call SLF functions. |
2676 | * cleanup functions cannot call SLF functions. |
2597 | */ |
2677 | */ |
2598 | coro->slf_frame.prepare = 0; |
2678 | coro->slf_frame.prepare = 0; |
|
|
2679 | |
|
|
2680 | /* this callback is reserved for slf functions needing to do cleanup */ |
|
|
2681 | if (frame.destroy && frame.prepare && !PL_dirty) |
|
|
2682 | frame.destroy (aTHX_ &frame); |
2599 | } |
2683 | } |
2600 | |
2684 | |
2601 | /* |
2685 | /* |
2602 | * these not obviously related functions are all rolled into one |
2686 | * these not obviously related functions are all rolled into one |
2603 | * function to increase chances that they all will call transfer with the same |
2687 | * function to increase chances that they all will call transfer with the same |
… | |
… | |
2786 | static void |
2870 | static void |
2787 | coro_pop_on_leave (pTHX_ void *coro) |
2871 | coro_pop_on_leave (pTHX_ void *coro) |
2788 | { |
2872 | { |
2789 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
2873 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
2790 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
2874 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
|
|
2875 | } |
|
|
2876 | |
|
|
2877 | static void |
|
|
2878 | enterleave_hook_xs (pTHX_ struct coro *coro, AV **avp, coro_enterleave_hook hook, void *arg) |
|
|
2879 | { |
|
|
2880 | if (!hook) |
|
|
2881 | return; |
|
|
2882 | |
|
|
2883 | if (!*avp) |
|
|
2884 | { |
|
|
2885 | *avp = newAV (); |
|
|
2886 | AvREAL_off (*avp); |
|
|
2887 | } |
|
|
2888 | |
|
|
2889 | av_push (*avp, (SV *)hook); |
|
|
2890 | av_push (*avp, (SV *)arg); |
|
|
2891 | } |
|
|
2892 | |
|
|
2893 | static void |
|
|
2894 | enterleave_unhook_xs (pTHX_ struct coro *coro, AV **avp, coro_enterleave_hook hook, int execute) |
|
|
2895 | { |
|
|
2896 | AV *av = *avp; |
|
|
2897 | int i; |
|
|
2898 | |
|
|
2899 | if (!av) |
|
|
2900 | return; |
|
|
2901 | |
|
|
2902 | for (i = AvFILLp (av) - 1; i >= 0; i -= 2) |
|
|
2903 | if (AvARRAY (av)[i] == (SV *)hook) |
|
|
2904 | { |
|
|
2905 | if (execute) |
|
|
2906 | hook (aTHX_ (void *)AvARRAY (av)[i + 1]); |
|
|
2907 | |
|
|
2908 | memmove (AvARRAY (av) + i, AvARRAY (av) + i + 2, AvFILLp (av) - i - 1); |
|
|
2909 | av_pop (av); |
|
|
2910 | av_pop (av); |
|
|
2911 | break; |
|
|
2912 | } |
|
|
2913 | |
|
|
2914 | if (AvFILLp (av) >= 0) |
|
|
2915 | { |
|
|
2916 | *avp = 0; |
|
|
2917 | SvREFCNT_dec_NN (av); |
|
|
2918 | } |
|
|
2919 | } |
|
|
2920 | |
|
|
2921 | static void |
|
|
2922 | api_enterleave_hook (pTHX_ SV *coro_sv, coro_enterleave_hook enter, void *enter_arg, coro_enterleave_hook leave, void *leave_arg) |
|
|
2923 | { |
|
|
2924 | struct coro *coro = SvSTATE (coro_sv); |
|
|
2925 | |
|
|
2926 | if (SvSTATE_current == coro) |
|
|
2927 | if (enter) |
|
|
2928 | enter (aTHX_ enter_arg); |
|
|
2929 | |
|
|
2930 | enterleave_hook_xs (aTHX_ coro, &coro->on_enter_xs, enter, enter_arg); |
|
|
2931 | enterleave_hook_xs (aTHX_ coro, &coro->on_leave_xs, leave, leave_arg); |
|
|
2932 | } |
|
|
2933 | |
|
|
2934 | static void |
|
|
2935 | api_enterleave_unhook (pTHX_ SV *coro_sv, coro_enterleave_hook enter, coro_enterleave_hook leave) |
|
|
2936 | { |
|
|
2937 | struct coro *coro = SvSTATE (coro_sv); |
|
|
2938 | |
|
|
2939 | enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0); |
|
|
2940 | enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, SvSTATE_current == coro); |
|
|
2941 | } |
|
|
2942 | |
|
|
2943 | static void |
|
|
2944 | savedestructor_unhook_enter (pTHX_ coro_enterleave_hook enter) |
|
|
2945 | { |
|
|
2946 | struct coro *coro = SvSTATE_current; |
|
|
2947 | |
|
|
2948 | enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0); |
|
|
2949 | } |
|
|
2950 | |
|
|
2951 | static void |
|
|
2952 | savedestructor_unhook_leave (pTHX_ coro_enterleave_hook leave) |
|
|
2953 | { |
|
|
2954 | struct coro *coro = SvSTATE_current; |
|
|
2955 | |
|
|
2956 | enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, 1); |
|
|
2957 | } |
|
|
2958 | |
|
|
2959 | static void |
|
|
2960 | api_enterleave_scope_hook (pTHX_ coro_enterleave_hook enter, void *enter_arg, coro_enterleave_hook leave, void *leave_arg) |
|
|
2961 | { |
|
|
2962 | api_enterleave_hook (aTHX_ coro_current, enter, enter_arg, leave, leave_arg); |
|
|
2963 | |
|
|
2964 | /* this ought to be much cheaper than malloc + a single destructor call */ |
|
|
2965 | if (enter) SAVEDESTRUCTOR_X (savedestructor_unhook_enter, enter); |
|
|
2966 | if (leave) SAVEDESTRUCTOR_X (savedestructor_unhook_leave, leave); |
2791 | } |
2967 | } |
2792 | |
2968 | |
2793 | /*****************************************************************************/ |
2969 | /*****************************************************************************/ |
2794 | /* PerlIO::cede */ |
2970 | /* PerlIO::cede */ |
2795 | |
2971 | |
… | |
… | |
2925 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
3101 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
2926 | PUTBACK; |
3102 | PUTBACK; |
2927 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
3103 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
2928 | } |
3104 | } |
2929 | |
3105 | |
2930 | SvREFCNT_dec (cb); |
3106 | SvREFCNT_dec_NN (cb); |
2931 | } |
3107 | } |
2932 | } |
3108 | } |
2933 | |
3109 | |
2934 | static void |
3110 | static void |
2935 | coro_semaphore_destroy (pTHX_ struct CoroSLF *frame) |
3111 | coro_semaphore_destroy (pTHX_ struct CoroSLF *frame) |
… | |
… | |
2943 | { |
3119 | { |
2944 | AV *av = (AV *)frame->data; |
3120 | AV *av = (AV *)frame->data; |
2945 | SV *count_sv = AvARRAY (av)[0]; |
3121 | SV *count_sv = AvARRAY (av)[0]; |
2946 | SV *coro_hv = SvRV (coro_current); |
3122 | SV *coro_hv = SvRV (coro_current); |
2947 | |
3123 | |
|
|
3124 | frame->destroy = 0; |
|
|
3125 | |
2948 | /* if we are about to throw, don't actually acquire the lock, just throw */ |
3126 | /* if we are about to throw, don't actually acquire the lock, just throw */ |
2949 | if (CORO_THROW) |
3127 | if (ecb_expect_false (CORO_THROW)) |
|
|
3128 | { |
|
|
3129 | /* we still might be responsible for the semaphore, so wake up others */ |
|
|
3130 | coro_semaphore_adjust (aTHX_ av, 0); |
|
|
3131 | |
2950 | return 0; |
3132 | return 0; |
|
|
3133 | } |
2951 | else if (SvIVX (count_sv) > 0) |
3134 | else if (SvIVX (count_sv) > 0) |
2952 | { |
3135 | { |
2953 | frame->destroy = 0; |
|
|
2954 | |
|
|
2955 | if (acquire) |
3136 | if (acquire) |
2956 | SvIVX (count_sv) = SvIVX (count_sv) - 1; |
3137 | SvIVX (count_sv) = SvIVX (count_sv) - 1; |
2957 | else |
3138 | else |
2958 | coro_semaphore_adjust (aTHX_ av, 0); |
3139 | coro_semaphore_adjust (aTHX_ av, 0); |
2959 | |
3140 | |
… | |
… | |
3070 | { |
3251 | { |
3071 | api_ready (aTHX_ cb); |
3252 | api_ready (aTHX_ cb); |
3072 | sv_setiv (cb, 0); /* signal waiter */ |
3253 | sv_setiv (cb, 0); /* signal waiter */ |
3073 | } |
3254 | } |
3074 | |
3255 | |
3075 | SvREFCNT_dec (cb); |
3256 | SvREFCNT_dec_NN (cb); |
3076 | |
3257 | |
3077 | --count; |
3258 | --count; |
3078 | } |
3259 | } |
3079 | } |
3260 | } |
3080 | |
3261 | |
… | |
… | |
3165 | } |
3346 | } |
3166 | |
3347 | |
3167 | av_push (state, data_sv); |
3348 | av_push (state, data_sv); |
3168 | |
3349 | |
3169 | api_ready (aTHX_ coro); |
3350 | api_ready (aTHX_ coro); |
3170 | SvREFCNT_dec (coro); |
3351 | SvREFCNT_dec_NN (coro); |
3171 | SvREFCNT_dec ((AV *)state); |
3352 | SvREFCNT_dec_NN ((AV *)state); |
3172 | } |
3353 | } |
3173 | |
3354 | |
3174 | static int |
3355 | static int |
3175 | slf_check_aio_req (pTHX_ struct CoroSLF *frame) |
3356 | slf_check_aio_req (pTHX_ struct CoroSLF *frame) |
3176 | { |
3357 | { |
… | |
… | |
3181 | /* it quickly returns */ |
3362 | /* it quickly returns */ |
3182 | if (CORO_THROW) |
3363 | if (CORO_THROW) |
3183 | return 0; |
3364 | return 0; |
3184 | |
3365 | |
3185 | /* one element that is an RV? repeat! */ |
3366 | /* one element that is an RV? repeat! */ |
3186 | if (AvFILLp (state) == 0 && SvROK (AvARRAY (state)[0])) |
3367 | if (AvFILLp (state) == 0 && SvTYPE (AvARRAY (state)[0]) != SVt_PV) |
3187 | return 1; |
3368 | return 1; |
3188 | |
3369 | |
3189 | /* restore status */ |
3370 | /* restore status */ |
3190 | { |
3371 | { |
3191 | SV *data_sv = av_pop (state); |
3372 | SV *data_sv = av_pop (state); |
… | |
… | |
3194 | errno = data->errorno; |
3375 | errno = data->errorno; |
3195 | PL_laststype = data->laststype; |
3376 | PL_laststype = data->laststype; |
3196 | PL_laststatval = data->laststatval; |
3377 | PL_laststatval = data->laststatval; |
3197 | PL_statcache = data->statcache; |
3378 | PL_statcache = data->statcache; |
3198 | |
3379 | |
3199 | SvREFCNT_dec (data_sv); |
3380 | SvREFCNT_dec_NN (data_sv); |
3200 | } |
3381 | } |
3201 | |
3382 | |
3202 | /* push result values */ |
3383 | /* push result values */ |
3203 | { |
3384 | { |
3204 | dSP; |
3385 | dSP; |
… | |
… | |
3381 | int count; |
3562 | int count; |
3382 | |
3563 | |
3383 | eval_pv ("require 'Coro/jit-" CORO_JIT_TYPE ".pl'", 1); |
3564 | eval_pv ("require 'Coro/jit-" CORO_JIT_TYPE ".pl'", 1); |
3384 | |
3565 | |
3385 | PUSHMARK (SP); |
3566 | PUSHMARK (SP); |
3386 | #define VARx(name,expr,type) pushav_4uv (aTHX_ (UV)&(expr), sizeof (expr), offsetof (perl_slots, name), sizeof (type)); |
3567 | #define VARx(name,expr,type) pushav_4uv (aTHX_ (UV)&(expr), sizeof (expr), offsetof (perl_slots, name), sizeof (type)); |
3387 | # include "state.h" |
3568 | #include "state.h" |
3388 | #undef VARx |
|
|
3389 | count = call_pv ("Coro::State::_jit", G_ARRAY); |
3569 | count = call_pv ("Coro::State::_jit", G_ARRAY); |
3390 | SPAGAIN; |
3570 | SPAGAIN; |
3391 | |
3571 | |
3392 | save = POPs; save_ptr = SvPVbyte (save, save_len); |
3572 | save = POPs; save_ptr = SvPVbyte (save, save_len); |
3393 | load = POPs; load_ptr = SvPVbyte (load, load_len); |
3573 | load = POPs; load_ptr = SvPVbyte (load, load_len); |
… | |
… | |
3420 | |
3600 | |
3421 | PROTOTYPES: DISABLE |
3601 | PROTOTYPES: DISABLE |
3422 | |
3602 | |
3423 | BOOT: |
3603 | BOOT: |
3424 | { |
3604 | { |
|
|
3605 | #define VARx(name,expr,type) if (sizeof (type) < sizeof (expr)) croak ("FATAL: Coro thread context slot '" # name "' too small for this version of perl."); |
|
|
3606 | #include "state.h" |
3425 | #ifdef USE_ITHREADS |
3607 | #ifdef USE_ITHREADS |
3426 | # if CORO_PTHREAD |
3608 | # if CORO_PTHREAD |
3427 | coro_thx = PERL_GET_CONTEXT; |
3609 | coro_thx = PERL_GET_CONTEXT; |
3428 | # endif |
3610 | # endif |
3429 | #endif |
3611 | #endif |
3430 | BOOT_PAGESIZE; |
|
|
3431 | |
|
|
3432 | /* perl defines these to check for existance first, but why it doesn't */ |
3612 | /* perl defines these to check for existance first, but why it doesn't */ |
3433 | /* just create them one at init time is not clear to me, except for */ |
3613 | /* just create them one at init time is not clear to me, except for */ |
3434 | /* programs trying to delete them, but... */ |
3614 | /* programs trying to delete them, but... */ |
3435 | /* anyway, we declare this as invalid and make sure they are initialised here */ |
3615 | /* anyway, we declare this as invalid and make sure they are initialised here */ |
3436 | DEFSV; |
3616 | DEFSV; |
… | |
… | |
3443 | |
3623 | |
3444 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
3624 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
3445 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
3625 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
3446 | orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr; |
3626 | orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr; |
3447 | |
3627 | |
3448 | hv_sig = coro_get_hv (aTHX_ "SIG", TRUE); |
|
|
3449 | rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); |
3628 | rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); |
3450 | rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); |
3629 | rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); |
3451 | |
3630 | |
3452 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
3631 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
3453 | |
3632 | |
… | |
… | |
3506 | void |
3685 | void |
3507 | transfer (...) |
3686 | transfer (...) |
3508 | PROTOTYPE: $$ |
3687 | PROTOTYPE: $$ |
3509 | CODE: |
3688 | CODE: |
3510 | CORO_EXECUTE_SLF_XS (slf_init_transfer); |
3689 | CORO_EXECUTE_SLF_XS (slf_init_transfer); |
3511 | |
|
|
3512 | void |
|
|
3513 | _exit (int code) |
|
|
3514 | PROTOTYPE: $ |
|
|
3515 | CODE: |
|
|
3516 | _exit (code); |
|
|
3517 | |
3690 | |
3518 | SV * |
3691 | SV * |
3519 | clone (Coro::State coro) |
3692 | clone (Coro::State coro) |
3520 | CODE: |
3693 | CODE: |
3521 | { |
3694 | { |
… | |
… | |
3576 | void |
3749 | void |
3577 | list () |
3750 | list () |
3578 | PROTOTYPE: |
3751 | PROTOTYPE: |
3579 | PPCODE: |
3752 | PPCODE: |
3580 | { |
3753 | { |
3581 | struct coro *coro; |
3754 | struct coro *coro; |
3582 | for (coro = coro_first; coro; coro = coro->next) |
3755 | for (coro = coro_first; coro; coro = coro->next) |
3583 | if (coro->hv) |
3756 | if (coro->hv) |
3584 | XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv))); |
3757 | XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv))); |
3585 | } |
3758 | } |
3586 | |
3759 | |
… | |
… | |
3650 | RETVAL = boolSV (coro->flags & ix); |
3823 | RETVAL = boolSV (coro->flags & ix); |
3651 | OUTPUT: |
3824 | OUTPUT: |
3652 | RETVAL |
3825 | RETVAL |
3653 | |
3826 | |
3654 | void |
3827 | void |
3655 | throw (Coro::State self, SV *exception = &PL_sv_undef) |
3828 | throw (SV *self, SV *exception = &PL_sv_undef) |
3656 | PROTOTYPE: $;$ |
3829 | PROTOTYPE: $;$ |
3657 | CODE: |
3830 | CODE: |
3658 | { |
3831 | { |
|
|
3832 | struct coro *coro = SvSTATE (self); |
3659 | struct coro *current = SvSTATE_current; |
3833 | struct coro *current = SvSTATE_current; |
3660 | SV **exceptionp = self == current ? &CORO_THROW : &self->except; |
3834 | SV **exceptionp = coro == current ? &CORO_THROW : &coro->except; |
3661 | SvREFCNT_dec (*exceptionp); |
3835 | SvREFCNT_dec (*exceptionp); |
3662 | SvGETMAGIC (exception); |
3836 | SvGETMAGIC (exception); |
3663 | *exceptionp = SvOK (exception) ? newSVsv (exception) : 0; |
3837 | *exceptionp = SvOK (exception) ? newSVsv (exception) : 0; |
|
|
3838 | |
|
|
3839 | api_ready (aTHX_ self); |
3664 | } |
3840 | } |
3665 | |
3841 | |
3666 | void |
3842 | void |
3667 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3843 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3668 | PROTOTYPE: $;$ |
3844 | PROTOTYPE: $;$ |
… | |
… | |
3745 | |
3921 | |
3746 | void |
3922 | void |
3747 | times (Coro::State self) |
3923 | times (Coro::State self) |
3748 | PPCODE: |
3924 | PPCODE: |
3749 | { |
3925 | { |
3750 | struct coro *current = SvSTATE (coro_current); |
3926 | struct coro *current = SvSTATE (coro_current); |
3751 | |
3927 | |
3752 | if (ecb_expect_false (current == self)) |
3928 | if (ecb_expect_false (current == self)) |
3753 | { |
3929 | { |
3754 | coro_times_update (); |
3930 | coro_times_update (); |
3755 | coro_times_add (SvSTATE (coro_current)); |
3931 | coro_times_add (SvSTATE (coro_current)); |
… | |
… | |
3762 | if (ecb_expect_false (current == self)) |
3938 | if (ecb_expect_false (current == self)) |
3763 | coro_times_sub (SvSTATE (coro_current)); |
3939 | coro_times_sub (SvSTATE (coro_current)); |
3764 | } |
3940 | } |
3765 | |
3941 | |
3766 | void |
3942 | void |
3767 | swap_sv (Coro::State coro, SV *sv, SV *swapsv) |
3943 | swap_sv (Coro::State coro, SV *sva, SV *svb) |
3768 | CODE: |
3944 | CODE: |
3769 | { |
3945 | { |
3770 | struct coro *current = SvSTATE_current; |
3946 | struct coro *current = SvSTATE_current; |
|
|
3947 | AV *swap_sv; |
|
|
3948 | int i; |
|
|
3949 | |
|
|
3950 | sva = SvRV (sva); |
|
|
3951 | svb = SvRV (svb); |
3771 | |
3952 | |
3772 | if (current == coro) |
3953 | if (current == coro) |
3773 | SWAP_SVS (current); |
3954 | SWAP_SVS_LEAVE (current); |
3774 | |
3955 | |
3775 | if (!coro->swap_sv) |
3956 | if (!coro->swap_sv) |
3776 | coro->swap_sv = newAV (); |
3957 | coro->swap_sv = newAV (); |
3777 | |
3958 | |
|
|
3959 | swap_sv = coro->swap_sv; |
|
|
3960 | |
|
|
3961 | for (i = AvFILLp (swap_sv) - 1; i >= 0; i -= 2) |
|
|
3962 | { |
|
|
3963 | SV *a = AvARRAY (swap_sv)[i ]; |
|
|
3964 | SV *b = AvARRAY (swap_sv)[i + 1]; |
|
|
3965 | |
|
|
3966 | if (a == sva && b == svb) |
|
|
3967 | { |
|
|
3968 | SvREFCNT_dec_NN (a); |
|
|
3969 | SvREFCNT_dec_NN (b); |
|
|
3970 | |
|
|
3971 | for (; i <= AvFILLp (swap_sv) - 2; i++) |
|
|
3972 | AvARRAY (swap_sv)[i] = AvARRAY (swap_sv)[i + 2]; |
|
|
3973 | |
|
|
3974 | AvFILLp (swap_sv) -= 2; |
|
|
3975 | |
|
|
3976 | goto removed; |
|
|
3977 | } |
|
|
3978 | } |
|
|
3979 | |
3778 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (sv ))); |
3980 | av_push (swap_sv, SvREFCNT_inc_NN (sva)); |
3779 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (swapsv))); |
3981 | av_push (swap_sv, SvREFCNT_inc_NN (svb)); |
|
|
3982 | |
|
|
3983 | removed: |
3780 | |
3984 | |
3781 | if (current == coro) |
3985 | if (current == coro) |
3782 | SWAP_SVS (current); |
3986 | SWAP_SVS_ENTER (current); |
3783 | } |
3987 | } |
3784 | |
3988 | |
3785 | |
3989 | |
3786 | MODULE = Coro::State PACKAGE = Coro |
3990 | MODULE = Coro::State PACKAGE = Coro |
3787 | |
3991 | |
3788 | BOOT: |
3992 | BOOT: |
3789 | { |
3993 | { |
|
|
3994 | if (SVt_LAST > 32) |
|
|
3995 | croak ("Coro internal error: SVt_LAST > 32, swap_sv might need adjustment"); |
|
|
3996 | |
3790 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3997 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3791 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
3998 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
3792 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
3999 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
3793 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
4000 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
3794 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
4001 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
… | |
… | |
3798 | |
4005 | |
3799 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
4006 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3800 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
4007 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3801 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
4008 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3802 | CvNODEBUG_on (get_cv ("Coro::_pool_handler", 0)); /* work around a debugger bug */ |
4009 | CvNODEBUG_on (get_cv ("Coro::_pool_handler", 0)); /* work around a debugger bug */ |
3803 | |
4010 | |
3804 | coro_stash = gv_stashpv ("Coro", TRUE); |
4011 | coro_stash = gv_stashpv ("Coro", TRUE); |
3805 | |
4012 | |
3806 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
4013 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
3807 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
4014 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
3808 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
4015 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
… | |
… | |
3820 | coroapi.ready = api_ready; |
4027 | coroapi.ready = api_ready; |
3821 | coroapi.is_ready = api_is_ready; |
4028 | coroapi.is_ready = api_is_ready; |
3822 | coroapi.nready = coro_nready; |
4029 | coroapi.nready = coro_nready; |
3823 | coroapi.current = coro_current; |
4030 | coroapi.current = coro_current; |
3824 | |
4031 | |
|
|
4032 | coroapi.enterleave_hook = api_enterleave_hook; |
|
|
4033 | coroapi.enterleave_unhook = api_enterleave_unhook; |
|
|
4034 | coroapi.enterleave_scope_hook = api_enterleave_scope_hook; |
|
|
4035 | |
3825 | /*GCoroAPI = &coroapi;*/ |
4036 | /*GCoroAPI = &coroapi;*/ |
3826 | sv_setiv (sv, (IV)&coroapi); |
4037 | sv_setiv (sv, (IV)&coroapi); |
3827 | SvREADONLY_on (sv); |
4038 | SvREADONLY_on (sv); |
3828 | } |
4039 | } |
3829 | } |
4040 | } |
… | |
… | |
3894 | |
4105 | |
3895 | void |
4106 | void |
3896 | _set_current (SV *current) |
4107 | _set_current (SV *current) |
3897 | PROTOTYPE: $ |
4108 | PROTOTYPE: $ |
3898 | CODE: |
4109 | CODE: |
3899 | SvREFCNT_dec (SvRV (coro_current)); |
4110 | SvREFCNT_dec_NN (SvRV (coro_current)); |
3900 | SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current))); |
4111 | SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current))); |
3901 | |
4112 | |
3902 | void |
4113 | void |
3903 | _set_readyhook (SV *hook) |
4114 | _set_readyhook (SV *hook) |
3904 | PROTOTYPE: $ |
4115 | PROTOTYPE: $ |
… | |
… | |
3988 | |
4199 | |
3989 | if ((SV *)hv == &PL_sv_undef) |
4200 | if ((SV *)hv == &PL_sv_undef) |
3990 | { |
4201 | { |
3991 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
4202 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
3992 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
4203 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
3993 | SvREFCNT_dec (sv); |
4204 | SvREFCNT_dec_NN (sv); |
3994 | } |
4205 | } |
3995 | |
4206 | |
3996 | { |
4207 | { |
3997 | struct coro *coro = SvSTATE_hv (hv); |
4208 | struct coro *coro = SvSTATE_hv (hv); |
3998 | |
4209 | |
… | |
… | |
4005 | api_ready (aTHX_ (SV *)hv); |
4216 | api_ready (aTHX_ (SV *)hv); |
4006 | |
4217 | |
4007 | if (GIMME_V != G_VOID) |
4218 | if (GIMME_V != G_VOID) |
4008 | XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv))); |
4219 | XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv))); |
4009 | else |
4220 | else |
4010 | SvREFCNT_dec (hv); |
4221 | SvREFCNT_dec_NN (hv); |
4011 | } |
4222 | } |
4012 | |
4223 | |
4013 | SV * |
4224 | SV * |
4014 | rouse_cb () |
4225 | rouse_cb () |
4015 | PROTOTYPE: |
4226 | PROTOTYPE: |
… | |
… | |
4030 | on_leave = 1 |
4241 | on_leave = 1 |
4031 | PROTOTYPE: & |
4242 | PROTOTYPE: & |
4032 | CODE: |
4243 | CODE: |
4033 | { |
4244 | { |
4034 | struct coro *coro = SvSTATE_current; |
4245 | struct coro *coro = SvSTATE_current; |
4035 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
4246 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
4036 | |
4247 | |
4037 | block = s_get_cv_croak (block); |
4248 | block = s_get_cv_croak (block); |
4038 | |
4249 | |
4039 | if (!*avp) |
4250 | if (!*avp) |
4040 | *avp = newAV (); |
4251 | *avp = newAV (); |
… | |
… | |
4060 | |
4271 | |
4061 | SV * |
4272 | SV * |
4062 | new (SV *klass, SV *count = 0) |
4273 | new (SV *klass, SV *count = 0) |
4063 | CODE: |
4274 | CODE: |
4064 | { |
4275 | { |
4065 | int semcnt = 1; |
4276 | int semcnt = 1; |
4066 | |
4277 | |
4067 | if (count) |
4278 | if (count) |
4068 | { |
4279 | { |
4069 | SvGETMAGIC (count); |
4280 | SvGETMAGIC (count); |
4070 | |
4281 | |
… | |
… | |
4094 | RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]); |
4305 | RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]); |
4095 | OUTPUT: |
4306 | OUTPUT: |
4096 | RETVAL |
4307 | RETVAL |
4097 | |
4308 | |
4098 | void |
4309 | void |
4099 | up (SV *self, int adjust = 1) |
4310 | up (SV *self) |
4100 | ALIAS: |
|
|
4101 | adjust = 1 |
|
|
4102 | CODE: |
4311 | CODE: |
|
|
4312 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), 1); |
|
|
4313 | |
|
|
4314 | void |
|
|
4315 | adjust (SV *self, int adjust) |
|
|
4316 | CODE: |
4103 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1); |
4317 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), adjust); |
4104 | |
4318 | |
4105 | void |
4319 | void |
4106 | down (...) |
4320 | down (...) |
4107 | CODE: |
4321 | CODE: |
4108 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); |
4322 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); |
… | |
… | |
4130 | XSRETURN_NO; |
4344 | XSRETURN_NO; |
4131 | } |
4345 | } |
4132 | |
4346 | |
4133 | void |
4347 | void |
4134 | waiters (SV *self) |
4348 | waiters (SV *self) |
4135 | PPCODE: |
4349 | PPCODE: |
4136 | { |
4350 | { |
4137 | AV *av = (AV *)SvRV (self); |
4351 | AV *av = (AV *)SvRV (self); |
4138 | int wcount = AvFILLp (av) + 1 - 1; |
4352 | int wcount = AvFILLp (av) + 1 - 1; |
4139 | |
4353 | |
4140 | if (GIMME_V == G_SCALAR) |
4354 | if (GIMME_V == G_SCALAR) |
… | |
… | |
4152 | |
4366 | |
4153 | void |
4367 | void |
4154 | _may_delete (SV *sem, int count, unsigned int extra_refs) |
4368 | _may_delete (SV *sem, int count, unsigned int extra_refs) |
4155 | PPCODE: |
4369 | PPCODE: |
4156 | { |
4370 | { |
4157 | AV *av = (AV *)SvRV (sem); |
4371 | AV *av = (AV *)SvRV (sem); |
4158 | |
4372 | |
4159 | if (SvREFCNT ((SV *)av) == 1 + extra_refs |
4373 | if (SvREFCNT ((SV *)av) == 1 + extra_refs |
4160 | && AvFILLp (av) == 0 /* no waiters, just count */ |
4374 | && AvFILLp (av) == 0 /* no waiters, just count */ |
4161 | && SvIV (AvARRAY (av)[0]) == count) |
4375 | && SvIV (AvARRAY (av)[0]) == count) |
4162 | XSRETURN_YES; |
4376 | XSRETURN_YES; |
… | |
… | |
4183 | |
4397 | |
4184 | void |
4398 | void |
4185 | broadcast (SV *self) |
4399 | broadcast (SV *self) |
4186 | CODE: |
4400 | CODE: |
4187 | { |
4401 | { |
4188 | AV *av = (AV *)SvRV (self); |
4402 | AV *av = (AV *)SvRV (self); |
4189 | coro_signal_wake (aTHX_ av, AvFILLp (av)); |
4403 | coro_signal_wake (aTHX_ av, AvFILLp (av)); |
4190 | } |
4404 | } |
4191 | |
4405 | |
4192 | void |
4406 | void |
4193 | send (SV *self) |
4407 | send (SV *self) |
… | |
… | |
4201 | SvIVX (AvARRAY (av)[0]) = 1; /* remember the signal */ |
4415 | SvIVX (AvARRAY (av)[0]) = 1; /* remember the signal */ |
4202 | } |
4416 | } |
4203 | |
4417 | |
4204 | IV |
4418 | IV |
4205 | awaited (SV *self) |
4419 | awaited (SV *self) |
4206 | CODE: |
4420 | CODE: |
4207 | RETVAL = AvFILLp ((AV *)SvRV (self)) + 1 - 1; |
4421 | RETVAL = AvFILLp ((AV *)SvRV (self)) + 1 - 1; |
4208 | OUTPUT: |
4422 | OUTPUT: |
4209 | RETVAL |
4423 | RETVAL |
4210 | |
4424 | |
4211 | |
4425 | |
… | |
… | |
4216 | |
4430 | |
4217 | void |
4431 | void |
4218 | _schedule (...) |
4432 | _schedule (...) |
4219 | CODE: |
4433 | CODE: |
4220 | { |
4434 | { |
4221 | static int incede; |
4435 | static int incede; |
4222 | |
4436 | |
4223 | api_cede_notself (aTHX); |
4437 | api_cede_notself (aTHX); |
4224 | |
4438 | |
4225 | ++incede; |
4439 | ++incede; |
4226 | while (coro_nready >= incede && api_cede (aTHX)) |
4440 | while (coro_nready >= incede && api_cede (aTHX)) |
… | |
… | |
4270 | { |
4484 | { |
4271 | PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect; |
4485 | PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect; |
4272 | coro_old_pp_sselect = 0; |
4486 | coro_old_pp_sselect = 0; |
4273 | } |
4487 | } |
4274 | |
4488 | |
|
|
4489 | MODULE = Coro::State PACKAGE = Coro::Util |
|
|
4490 | |
|
|
4491 | void |
|
|
4492 | _exit (int code) |
|
|
4493 | CODE: |
|
|
4494 | _exit (code); |
|
|
4495 | |
|
|
4496 | NV |
|
|
4497 | time () |
|
|
4498 | CODE: |
|
|
4499 | RETVAL = nvtime (aTHX); |
|
|
4500 | OUTPUT: |
|
|
4501 | RETVAL |
|
|
4502 | |
|
|
4503 | NV |
|
|
4504 | gettimeofday () |
|
|
4505 | PPCODE: |
|
|
4506 | { |
|
|
4507 | UV tv [2]; |
|
|
4508 | u2time (aTHX_ tv); |
|
|
4509 | EXTEND (SP, 2); |
|
|
4510 | PUSHs (sv_2mortal (newSVuv (tv [0]))); |
|
|
4511 | PUSHs (sv_2mortal (newSVuv (tv [1]))); |
|
|
4512 | } |
|
|
4513 | |