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1 | /* this works around a bug in mingw32 providing a non-working setjmp */ |
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2 | #define USE_NO_MINGW_SETJMP_TWO_ARGS |
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3 | |
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4 | #define NDEBUG 1 |
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5 | |
1 | #include "libcoro/coro.c" |
6 | #include "libcoro/coro.c" |
2 | |
7 | |
3 | #define PERL_NO_GET_CONTEXT |
8 | #define PERL_NO_GET_CONTEXT |
4 | #define PERL_EXT |
9 | #define PERL_EXT |
5 | |
10 | |
6 | #include "EXTERN.h" |
11 | #include "EXTERN.h" |
7 | #include "perl.h" |
12 | #include "perl.h" |
8 | #include "XSUB.h" |
13 | #include "XSUB.h" |
9 | #include "perliol.h" |
14 | #include "perliol.h" |
10 | |
15 | |
11 | #include "patchlevel.h" |
16 | #include "schmorp.h" |
12 | |
17 | |
13 | #include <stdio.h> |
18 | #include <stdio.h> |
14 | #include <errno.h> |
19 | #include <errno.h> |
15 | #include <assert.h> |
20 | #include <assert.h> |
16 | |
21 | |
17 | #ifdef WIN32 |
22 | #ifndef SVs_PADSTALE |
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23 | # define SVs_PADSTALE 0 |
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24 | #endif |
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25 | |
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26 | #if defined(_WIN32) |
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27 | # undef HAS_GETTIMEOFDAY |
18 | # undef setjmp |
28 | # undef setjmp |
19 | # undef longjmp |
29 | # undef longjmp |
20 | # undef _exit |
30 | # undef _exit |
21 | # define setjmp _setjmp /* deep magic */ |
31 | # define setjmp _setjmp /* deep magic */ |
22 | #else |
32 | #else |
… | |
… | |
51 | #endif |
61 | #endif |
52 | |
62 | |
53 | /* the maximum number of idle cctx that will be pooled */ |
63 | /* the maximum number of idle cctx that will be pooled */ |
54 | static int cctx_max_idle = 4; |
64 | static int cctx_max_idle = 4; |
55 | |
65 | |
56 | #define PERL_VERSION_ATLEAST(a,b,c) \ |
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57 | (PERL_REVISION > (a) \ |
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58 | || (PERL_REVISION == (a) \ |
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59 | && (PERL_VERSION > (b) \ |
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60 | || (PERL_VERSION == (b) && PERL_SUBVERSION >= (c))))) |
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61 | |
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62 | #if !PERL_VERSION_ATLEAST (5,6,0) |
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63 | # ifndef PL_ppaddr |
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64 | # define PL_ppaddr ppaddr |
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65 | # endif |
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66 | # ifndef call_sv |
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67 | # define call_sv perl_call_sv |
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68 | # endif |
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69 | # ifndef get_sv |
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70 | # define get_sv perl_get_sv |
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71 | # endif |
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72 | # ifndef get_cv |
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73 | # define get_cv perl_get_cv |
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74 | # endif |
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75 | # ifndef IS_PADGV |
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76 | # define IS_PADGV(v) 0 |
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77 | # endif |
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78 | # ifndef IS_PADCONST |
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79 | # define IS_PADCONST(v) 0 |
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80 | # endif |
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81 | #endif |
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82 | |
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83 | /* 5.11 */ |
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84 | #ifndef CxHASARGS |
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85 | # define CxHASARGS(cx) (cx)->blk_sub.hasargs |
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86 | #endif |
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87 | |
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88 | /* 5.10.0 */ |
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89 | #ifndef SvREFCNT_inc_NN |
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90 | # define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv) |
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91 | #endif |
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92 | |
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93 | /* 5.8.8 */ |
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94 | #ifndef GV_NOTQUAL |
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95 | # define GV_NOTQUAL 0 |
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96 | #endif |
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97 | #ifndef newSV |
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98 | # define newSV(l) NEWSV(0,l) |
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99 | #endif |
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100 | #ifndef CvISXSUB_on |
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101 | # define CvISXSUB_on(cv) (void)cv |
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102 | #endif |
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103 | #ifndef CvISXSUB |
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104 | # define CvISXSUB(cv) (CvXSUB (cv) ? TRUE : FALSE) |
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105 | #endif |
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106 | #ifndef Newx |
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107 | # define Newx(ptr,nitems,type) New (0,ptr,nitems,type) |
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108 | #endif |
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109 | |
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110 | /* 5.8.7 */ |
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111 | #ifndef SvRV_set |
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112 | # define SvRV_set(s,v) SvRV(s) = (v) |
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113 | #endif |
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114 | |
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115 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
66 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
116 | # undef CORO_STACKGUARD |
67 | # undef CORO_STACKGUARD |
117 | #endif |
68 | #endif |
118 | |
69 | |
119 | #ifndef CORO_STACKGUARD |
70 | #ifndef CORO_STACKGUARD |
… | |
… | |
170 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
121 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
171 | # endif |
122 | # endif |
172 | #endif |
123 | #endif |
173 | |
124 | |
174 | static double (*nvtime)(); /* so why doesn't it take void? */ |
125 | static double (*nvtime)(); /* so why doesn't it take void? */ |
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126 | static void (*u2time)(pTHX_ UV ret[2]); |
175 | |
127 | |
176 | /* we hijack an hopefully unused CV flag for our purposes */ |
128 | /* we hijack an hopefully unused CV flag for our purposes */ |
177 | #define CVf_SLF 0x4000 |
129 | #define CVf_SLF 0x4000 |
178 | static OP *pp_slf (pTHX); |
130 | static OP *pp_slf (pTHX); |
179 | |
131 | |
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200 | static SV *sv_pool_size; |
152 | static SV *sv_pool_size; |
201 | static SV *sv_async_pool_idle; /* description string */ |
153 | static SV *sv_async_pool_idle; /* description string */ |
202 | static AV *av_async_pool; /* idle pool */ |
154 | static AV *av_async_pool; /* idle pool */ |
203 | static SV *sv_Coro; /* class string */ |
155 | static SV *sv_Coro; /* class string */ |
204 | static CV *cv_pool_handler; |
156 | static CV *cv_pool_handler; |
205 | static CV *cv_coro_state_new; |
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206 | |
157 | |
207 | /* Coro::AnyEvent */ |
158 | /* Coro::AnyEvent */ |
208 | static SV *sv_activity; |
159 | static SV *sv_activity; |
209 | |
160 | |
210 | /* enable processtime/realtime profiling */ |
161 | /* enable processtime/realtime profiling */ |
211 | static char profile_times; |
162 | static char enable_times; |
212 | typedef U32 coro_ts[2]; |
163 | typedef U32 coro_ts[2]; |
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164 | static coro_ts time_real, time_cpu; |
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165 | static char times_valid; |
213 | |
166 | |
214 | static struct coro_cctx *cctx_first; |
167 | static struct coro_cctx *cctx_first; |
215 | static int cctx_count, cctx_idle; |
168 | static int cctx_count, cctx_idle; |
216 | |
169 | |
217 | enum { |
170 | enum { |
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288 | CV *startcv; /* the CV to execute */ |
241 | CV *startcv; /* the CV to execute */ |
289 | AV *args; /* data associated with this coroutine (initial args) */ |
242 | AV *args; /* data associated with this coroutine (initial args) */ |
290 | int refcnt; /* coroutines are refcounted, yes */ |
243 | int refcnt; /* coroutines are refcounted, yes */ |
291 | int flags; /* CF_ flags */ |
244 | int flags; /* CF_ flags */ |
292 | HV *hv; /* the perl hash associated with this coro, if any */ |
245 | HV *hv; /* the perl hash associated with this coro, if any */ |
293 | void (*on_destroy)(pTHX_ struct coro *coro); |
246 | void (*on_destroy)(pTHX_ struct coro *coro); /* for temporary use by xs in critical sections */ |
294 | |
247 | |
295 | /* statistics */ |
248 | /* statistics */ |
296 | int usecount; /* number of transfers to this coro */ |
249 | int usecount; /* number of transfers to this coro */ |
297 | |
250 | |
298 | /* coro process data */ |
251 | /* coro process data */ |
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306 | AV *invoke_av; |
259 | AV *invoke_av; |
307 | |
260 | |
308 | /* on_enter/on_leave */ |
261 | /* on_enter/on_leave */ |
309 | AV *on_enter; |
262 | AV *on_enter; |
310 | AV *on_leave; |
263 | AV *on_leave; |
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264 | |
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265 | /* swap_sv */ |
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266 | AV *swap_sv; |
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267 | |
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268 | /* times */ |
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269 | coro_ts t_cpu, t_real; |
311 | |
270 | |
312 | /* linked list */ |
271 | /* linked list */ |
313 | struct coro *next, *prev; |
272 | struct coro *next, *prev; |
314 | }; |
273 | }; |
315 | |
274 | |
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336 | static struct coro *coro_ready [CORO_PRIO_MAX - CORO_PRIO_MIN + 1][2]; /* head|tail */ |
295 | static struct coro *coro_ready [CORO_PRIO_MAX - CORO_PRIO_MIN + 1][2]; /* head|tail */ |
337 | static CV *cv_coro_run, *cv_coro_terminate; |
296 | static CV *cv_coro_run, *cv_coro_terminate; |
338 | static struct coro *coro_first; |
297 | static struct coro *coro_first; |
339 | #define coro_nready coroapi.nready |
298 | #define coro_nready coroapi.nready |
340 | |
299 | |
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300 | /** Coro::Select ************************************************************/ |
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301 | |
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302 | static OP *(*coro_old_pp_sselect) (pTHX); |
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303 | static SV *coro_select_select; |
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304 | |
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305 | /* horrible hack, but if it works... */ |
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306 | static OP * |
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307 | coro_pp_sselect (pTHX) |
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308 | { |
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309 | dSP; |
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310 | PUSHMARK (SP - 4); /* fake argument list */ |
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311 | XPUSHs (coro_select_select); |
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312 | PUTBACK; |
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313 | |
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314 | /* entersub is an UNOP, select a LISTOP... keep your fingers crossed */ |
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315 | PL_op->op_flags |= OPf_STACKED; |
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316 | PL_op->op_private = 0; |
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317 | return PL_ppaddr [OP_ENTERSUB](aTHX); |
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318 | } |
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319 | |
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320 | /** time stuff **************************************************************/ |
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321 | |
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322 | #ifdef HAS_GETTIMEOFDAY |
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323 | |
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324 | static void |
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325 | coro_u2time (pTHX_ UV ret[2]) |
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326 | { |
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327 | struct timeval tv; |
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328 | gettimeofday (&tv, 0); |
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329 | |
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330 | ret [0] = tv.tv_sec; |
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331 | ret [1] = tv.tv_usec; |
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332 | } |
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333 | |
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334 | static double |
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335 | coro_nvtime () |
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336 | { |
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337 | struct timeval tv; |
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338 | gettimeofday (&tv, 0); |
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339 | |
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340 | return tv.tv_sec + tv.tv_usec * 1e-6; |
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341 | } |
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342 | |
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343 | static void |
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344 | time_init (pTHX) |
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345 | { |
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346 | nvtime = coro_nvtime; |
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347 | u2time = coro_u2time; |
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348 | } |
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349 | |
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350 | #else |
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351 | |
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352 | static void |
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353 | time_init (pTHX) |
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354 | { |
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355 | SV **svp; |
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356 | |
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357 | require_pv ("Time/HiRes.pm"); |
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358 | |
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359 | svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
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360 | |
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361 | if (!svp) croak ("Time::HiRes is required, but missing."); |
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362 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
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363 | |
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364 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
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365 | |
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366 | svp = hv_fetch (PL_modglobal, "Time::U2time", 12, 0); |
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367 | u2time = INT2PTR (void (*)(pTHX_ UV ret[2]), SvIV (*svp)); |
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368 | } |
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369 | |
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370 | #endif |
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371 | |
341 | /** lowlevel stuff **********************************************************/ |
372 | /** lowlevel stuff **********************************************************/ |
342 | |
373 | |
343 | static SV * |
374 | static SV * |
344 | coro_get_sv (pTHX_ const char *name, int create) |
375 | coro_get_sv (pTHX_ const char *name, int create) |
345 | { |
376 | { |
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368 | get_hv (name, create); |
399 | get_hv (name, create); |
369 | #endif |
400 | #endif |
370 | return get_hv (name, create); |
401 | return get_hv (name, create); |
371 | } |
402 | } |
372 | |
403 | |
373 | /* may croak */ |
404 | INLINE void |
374 | INLINE CV * |
405 | coro_times_update () |
375 | coro_sv_2cv (pTHX_ SV *sv) |
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376 | { |
406 | { |
377 | HV *st; |
407 | #ifdef coro_clock_gettime |
378 | GV *gvp; |
408 | struct timespec ts; |
379 | CV *cv = sv_2cv (sv, &st, &gvp, 0); |
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380 | |
409 | |
381 | if (!cv) |
410 | ts.tv_sec = ts.tv_nsec = 0; |
382 | croak ("code reference expected"); |
411 | coro_clock_gettime (CORO_CLOCK_THREAD_CPUTIME_ID, &ts); |
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412 | time_cpu [0] = ts.tv_sec; time_cpu [1] = ts.tv_nsec; |
383 | |
413 | |
384 | return cv; |
414 | ts.tv_sec = ts.tv_nsec = 0; |
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415 | coro_clock_gettime (CORO_CLOCK_MONOTONIC, &ts); |
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416 | time_real [0] = ts.tv_sec; time_real [1] = ts.tv_nsec; |
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417 | #else |
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418 | dTHX; |
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419 | UV tv[2]; |
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420 | |
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421 | u2time (aTHX_ tv); |
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422 | time_real [0] = tv [0]; |
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423 | time_real [1] = tv [1] * 1000; |
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424 | #endif |
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425 | } |
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426 | |
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427 | INLINE void |
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428 | coro_times_add (struct coro *c) |
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429 | { |
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430 | c->t_real [1] += time_real [1]; |
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431 | if (c->t_real [1] > 1000000000) { c->t_real [1] -= 1000000000; ++c->t_real [0]; } |
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432 | c->t_real [0] += time_real [0]; |
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433 | |
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434 | c->t_cpu [1] += time_cpu [1]; |
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435 | if (c->t_cpu [1] > 1000000000) { c->t_cpu [1] -= 1000000000; ++c->t_cpu [0]; } |
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436 | c->t_cpu [0] += time_cpu [0]; |
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437 | } |
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438 | |
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439 | INLINE void |
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440 | coro_times_sub (struct coro *c) |
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441 | { |
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442 | if (c->t_real [1] < time_real [1]) { c->t_real [1] += 1000000000; --c->t_real [0]; } |
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443 | c->t_real [1] -= time_real [1]; |
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444 | c->t_real [0] -= time_real [0]; |
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445 | |
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446 | if (c->t_cpu [1] < time_cpu [1]) { c->t_cpu [1] += 1000000000; --c->t_cpu [0]; } |
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447 | c->t_cpu [1] -= time_cpu [1]; |
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448 | c->t_cpu [0] -= time_cpu [0]; |
385 | } |
449 | } |
386 | |
450 | |
387 | /*****************************************************************************/ |
451 | /*****************************************************************************/ |
388 | /* magic glue */ |
452 | /* magic glue */ |
389 | |
453 | |
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492 | AV *padlist; |
556 | AV *padlist; |
493 | AV *av = (AV *)mg->mg_obj; |
557 | AV *av = (AV *)mg->mg_obj; |
494 | |
558 | |
495 | /* perl manages to free our internal AV and _then_ call us */ |
559 | /* perl manages to free our internal AV and _then_ call us */ |
496 | if (IN_DESTRUCT) |
560 | if (IN_DESTRUCT) |
497 | return; |
561 | return 0; |
498 | |
562 | |
499 | /* casting is fun. */ |
563 | /* casting is fun. */ |
500 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
564 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
501 | free_padlist (aTHX_ padlist); |
565 | free_padlist (aTHX_ padlist); |
502 | |
566 | |
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551 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
615 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
552 | } |
616 | } |
553 | |
617 | |
554 | /** load & save, init *******************************************************/ |
618 | /** load & save, init *******************************************************/ |
555 | |
619 | |
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620 | /* swap sv heads, at least logically */ |
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621 | static void |
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622 | swap_svs (pTHX_ Coro__State c) |
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623 | { |
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624 | int i; |
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625 | |
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626 | for (i = 0; i <= AvFILLp (c->swap_sv); ) |
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627 | { |
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628 | SV *a = AvARRAY (c->swap_sv)[i++]; |
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629 | SV *b = AvARRAY (c->swap_sv)[i++]; |
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630 | |
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631 | const U32 keep = SVs_PADSTALE | SVs_PADTMP | SVs_PADMY; /* keep these flags */ |
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632 | SV tmp; |
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633 | |
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634 | /* swap sv_any */ |
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635 | SvANY (&tmp) = SvANY (a); SvANY (a) = SvANY (b); SvANY (b) = SvANY (&tmp); |
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636 | |
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637 | /* swap sv_flags */ |
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638 | SvFLAGS (&tmp) = SvFLAGS (a); |
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639 | SvFLAGS (a) = (SvFLAGS (a) & keep) | (SvFLAGS (b ) & ~keep); |
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640 | SvFLAGS (b) = (SvFLAGS (b) & keep) | (SvFLAGS (&tmp) & ~keep); |
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641 | |
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642 | #if PERL_VERSION_ATLEAST (5,10,0) |
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643 | /* perl 5.10 complicates this _quite_ a bit, but it also is |
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644 | * much faster, so no quarrels here. alternatively, we could |
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645 | * sv_upgrade to avoid this. |
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646 | */ |
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647 | { |
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648 | /* swap sv_u */ |
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649 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
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650 | |
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651 | /* if SvANY points to the head, we need to adjust the pointers, |
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652 | * as the pointer for a still points to b, and maybe vice versa. |
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653 | */ |
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654 | #define svany_in_head(type) \ |
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655 | (((1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV)) & (1 << (type))) |
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656 | |
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657 | if (svany_in_head (SvTYPE (a))) |
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658 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
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659 | |
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660 | if (svany_in_head (SvTYPE (b))) |
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661 | SvANY (b) = (void *)((PTRV)SvANY (b) - (PTRV)a + (PTRV)b); |
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662 | } |
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663 | #endif |
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664 | } |
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665 | } |
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666 | |
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667 | #define SWAP_SVS(coro) \ |
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668 | if (expect_false ((coro)->swap_sv)) \ |
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669 | swap_svs (aTHX_ (coro)) |
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670 | |
556 | static void |
671 | static void |
557 | on_enterleave_call (pTHX_ SV *cb); |
672 | on_enterleave_call (pTHX_ SV *cb); |
558 | |
673 | |
559 | static void |
674 | static void |
560 | load_perl (pTHX_ Coro__State c) |
675 | load_perl (pTHX_ Coro__State c) |
… | |
… | |
591 | } |
706 | } |
592 | |
707 | |
593 | slf_frame = c->slf_frame; |
708 | slf_frame = c->slf_frame; |
594 | CORO_THROW = c->except; |
709 | CORO_THROW = c->except; |
595 | |
710 | |
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711 | if (expect_false (enable_times)) |
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712 | { |
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713 | if (expect_false (!times_valid)) |
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714 | coro_times_update (); |
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715 | |
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716 | coro_times_sub (c); |
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|
717 | } |
|
|
718 | |
596 | if (expect_false (c->on_enter)) |
719 | if (expect_false (c->on_enter)) |
597 | { |
720 | { |
598 | int i; |
721 | int i; |
599 | |
722 | |
600 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
723 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
601 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
724 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
602 | } |
725 | } |
|
|
726 | |
|
|
727 | SWAP_SVS (c); |
603 | } |
728 | } |
604 | |
729 | |
605 | static void |
730 | static void |
606 | save_perl (pTHX_ Coro__State c) |
731 | save_perl (pTHX_ Coro__State c) |
607 | { |
732 | { |
|
|
733 | SWAP_SVS (c); |
|
|
734 | |
608 | if (expect_false (c->on_leave)) |
735 | if (expect_false (c->on_leave)) |
609 | { |
736 | { |
610 | int i; |
737 | int i; |
611 | |
738 | |
612 | for (i = AvFILLp (c->on_leave); i >= 0; --i) |
739 | for (i = AvFILLp (c->on_leave); i >= 0; --i) |
613 | on_enterleave_call (aTHX_ AvARRAY (c->on_leave)[i]); |
740 | on_enterleave_call (aTHX_ AvARRAY (c->on_leave)[i]); |
|
|
741 | } |
|
|
742 | |
|
|
743 | times_valid = 0; |
|
|
744 | |
|
|
745 | if (expect_false (enable_times)) |
|
|
746 | { |
|
|
747 | coro_times_update (); times_valid = 1; |
|
|
748 | coro_times_add (c); |
614 | } |
749 | } |
615 | |
750 | |
616 | c->except = CORO_THROW; |
751 | c->except = CORO_THROW; |
617 | c->slf_frame = slf_frame; |
752 | c->slf_frame = slf_frame; |
618 | |
753 | |
… | |
… | |
667 | /* we manually unroll here, as usually 2 slots is enough */ |
802 | /* we manually unroll here, as usually 2 slots is enough */ |
668 | if (SLOT_COUNT >= 1) CXINC; |
803 | if (SLOT_COUNT >= 1) CXINC; |
669 | if (SLOT_COUNT >= 2) CXINC; |
804 | if (SLOT_COUNT >= 2) CXINC; |
670 | if (SLOT_COUNT >= 3) CXINC; |
805 | if (SLOT_COUNT >= 3) CXINC; |
671 | { |
806 | { |
672 | int i; |
807 | unsigned int i; |
673 | for (i = 3; i < SLOT_COUNT; ++i) |
808 | for (i = 3; i < SLOT_COUNT; ++i) |
674 | CXINC; |
809 | CXINC; |
675 | } |
810 | } |
676 | cxstack_ix -= SLOT_COUNT; /* undo allocation */ |
811 | cxstack_ix -= SLOT_COUNT; /* undo allocation */ |
677 | |
812 | |
… | |
… | |
911 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
1046 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
912 | { |
1047 | { |
913 | return 1; |
1048 | return 1; |
914 | } |
1049 | } |
915 | |
1050 | |
916 | static UNOP coro_setup_op; |
1051 | static UNOP init_perl_op; |
917 | |
1052 | |
918 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
1053 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
919 | coro_setup (pTHX_ struct coro *coro) |
1054 | init_perl (pTHX_ struct coro *coro) |
920 | { |
1055 | { |
921 | /* |
1056 | /* |
922 | * emulate part of the perl startup here. |
1057 | * emulate part of the perl startup here. |
923 | */ |
1058 | */ |
924 | coro_init_stacks (aTHX); |
1059 | coro_init_stacks (aTHX); |
… | |
… | |
931 | PL_comppad_name_fill = 0; |
1066 | PL_comppad_name_fill = 0; |
932 | PL_comppad_name_floor = 0; |
1067 | PL_comppad_name_floor = 0; |
933 | PL_curpm = 0; |
1068 | PL_curpm = 0; |
934 | PL_curpad = 0; |
1069 | PL_curpad = 0; |
935 | PL_localizing = 0; |
1070 | PL_localizing = 0; |
936 | PL_dirty = 0; |
|
|
937 | PL_restartop = 0; |
1071 | PL_restartop = 0; |
938 | #if PERL_VERSION_ATLEAST (5,10,0) |
1072 | #if PERL_VERSION_ATLEAST (5,10,0) |
939 | PL_parser = 0; |
1073 | PL_parser = 0; |
940 | #endif |
1074 | #endif |
941 | PL_hints = 0; |
1075 | PL_hints = 0; |
… | |
… | |
973 | */ |
1107 | */ |
974 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
1108 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
975 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
1109 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
976 | |
1110 | |
977 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
1111 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
978 | coro_setup_op.op_next = PL_op; |
1112 | init_perl_op.op_next = PL_op; |
979 | coro_setup_op.op_type = OP_ENTERSUB; |
1113 | init_perl_op.op_type = OP_ENTERSUB; |
980 | coro_setup_op.op_ppaddr = pp_slf; |
1114 | init_perl_op.op_ppaddr = pp_slf; |
981 | /* no flags etc. required, as an init function won't be called */ |
1115 | /* no flags etc. required, as an init function won't be called */ |
982 | |
1116 | |
983 | PL_op = (OP *)&coro_setup_op; |
1117 | PL_op = (OP *)&init_perl_op; |
984 | |
1118 | |
985 | /* copy throw, in case it was set before coro_setup */ |
1119 | /* copy throw, in case it was set before init_perl */ |
986 | CORO_THROW = coro->except; |
1120 | CORO_THROW = coro->except; |
|
|
1121 | |
|
|
1122 | SWAP_SVS (coro); |
|
|
1123 | |
|
|
1124 | if (expect_false (enable_times)) |
|
|
1125 | { |
|
|
1126 | coro_times_update (); |
|
|
1127 | coro_times_sub (coro); |
|
|
1128 | } |
987 | } |
1129 | } |
988 | |
1130 | |
989 | static void |
1131 | static void |
990 | coro_unwind_stacks (pTHX) |
1132 | coro_unwind_stacks (pTHX) |
991 | { |
1133 | { |
… | |
… | |
1006 | dounwind (-1); |
1148 | dounwind (-1); |
1007 | } |
1149 | } |
1008 | } |
1150 | } |
1009 | |
1151 | |
1010 | static void |
1152 | static void |
1011 | coro_destruct_perl (pTHX_ struct coro *coro) |
1153 | destroy_perl (pTHX_ struct coro *coro) |
1012 | { |
1154 | { |
1013 | SV *svf [9]; |
1155 | SV *svf [9]; |
1014 | |
1156 | |
1015 | { |
1157 | { |
1016 | struct coro *current = SvSTATE_current; |
1158 | struct coro *current = SvSTATE_current; |
… | |
… | |
1020 | save_perl (aTHX_ current); |
1162 | save_perl (aTHX_ current); |
1021 | load_perl (aTHX_ coro); |
1163 | load_perl (aTHX_ coro); |
1022 | |
1164 | |
1023 | coro_unwind_stacks (aTHX); |
1165 | coro_unwind_stacks (aTHX); |
1024 | coro_destruct_stacks (aTHX); |
1166 | coro_destruct_stacks (aTHX); |
|
|
1167 | |
|
|
1168 | /* restore swapped sv's */ |
|
|
1169 | SWAP_SVS (coro); |
1025 | |
1170 | |
1026 | // now save some sv's to be free'd later |
1171 | // now save some sv's to be free'd later |
1027 | svf [0] = GvSV (PL_defgv); |
1172 | svf [0] = GvSV (PL_defgv); |
1028 | svf [1] = (SV *)GvAV (PL_defgv); |
1173 | svf [1] = (SV *)GvAV (PL_defgv); |
1029 | svf [2] = GvSV (PL_errgv); |
1174 | svf [2] = GvSV (PL_errgv); |
… | |
… | |
1037 | |
1182 | |
1038 | load_perl (aTHX_ current); |
1183 | load_perl (aTHX_ current); |
1039 | } |
1184 | } |
1040 | |
1185 | |
1041 | { |
1186 | { |
1042 | int i; |
1187 | unsigned int i; |
1043 | |
1188 | |
1044 | for (i = 0; i < sizeof (svf) / sizeof (*svf); ++i) |
1189 | for (i = 0; i < sizeof (svf) / sizeof (*svf); ++i) |
1045 | SvREFCNT_dec (svf [i]); |
1190 | SvREFCNT_dec (svf [i]); |
1046 | |
1191 | |
1047 | SvREFCNT_dec (coro->saved_deffh); |
1192 | SvREFCNT_dec (coro->saved_deffh); |
… | |
… | |
1253 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1398 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1254 | PL_restartop = PL_op; |
1399 | PL_restartop = PL_op; |
1255 | perl_run (PL_curinterp); |
1400 | perl_run (PL_curinterp); |
1256 | /* |
1401 | /* |
1257 | * Unfortunately, there is no way to get at the return values of the |
1402 | * Unfortunately, there is no way to get at the return values of the |
1258 | * coro body here, as perl_run destroys these |
1403 | * coro body here, as perl_run destroys these. Likewise, we cannot catch |
|
|
1404 | * runtime errors here, as this is just a random interpreter, not a thread. |
1259 | */ |
1405 | */ |
1260 | |
1406 | |
1261 | /* |
1407 | /* |
1262 | * If perl-run returns we assume exit() was being called or the coro |
1408 | * If perl-run returns we assume exit() was being called or the coro |
1263 | * fell off the end, which seems to be the only valid (non-bug) |
1409 | * fell off the end, which seems to be the only valid (non-bug) |
… | |
… | |
1470 | if (expect_false (next->flags & CF_NEW)) |
1616 | if (expect_false (next->flags & CF_NEW)) |
1471 | { |
1617 | { |
1472 | /* need to start coroutine */ |
1618 | /* need to start coroutine */ |
1473 | next->flags &= ~CF_NEW; |
1619 | next->flags &= ~CF_NEW; |
1474 | /* setup coroutine call */ |
1620 | /* setup coroutine call */ |
1475 | coro_setup (aTHX_ next); |
1621 | init_perl (aTHX_ next); |
1476 | } |
1622 | } |
1477 | else |
1623 | else |
1478 | load_perl (aTHX_ next); |
1624 | load_perl (aTHX_ next); |
1479 | |
1625 | |
1480 | /* possibly untie and reuse the cctx */ |
1626 | /* possibly untie and reuse the cctx */ |
… | |
… | |
1543 | |
1689 | |
1544 | if (coro->mainstack |
1690 | if (coro->mainstack |
1545 | && coro->mainstack != main_mainstack |
1691 | && coro->mainstack != main_mainstack |
1546 | && coro->slot |
1692 | && coro->slot |
1547 | && !PL_dirty) |
1693 | && !PL_dirty) |
1548 | coro_destruct_perl (aTHX_ coro); |
1694 | destroy_perl (aTHX_ coro); |
|
|
1695 | |
|
|
1696 | if (coro->next) coro->next->prev = coro->prev; |
|
|
1697 | if (coro->prev) coro->prev->next = coro->next; |
|
|
1698 | if (coro == coro_first) coro_first = coro->next; |
1549 | |
1699 | |
1550 | cctx_destroy (coro->cctx); |
1700 | cctx_destroy (coro->cctx); |
1551 | SvREFCNT_dec (coro->startcv); |
1701 | SvREFCNT_dec (coro->startcv); |
1552 | SvREFCNT_dec (coro->args); |
1702 | SvREFCNT_dec (coro->args); |
|
|
1703 | SvREFCNT_dec (coro->swap_sv); |
1553 | SvREFCNT_dec (CORO_THROW); |
1704 | SvREFCNT_dec (CORO_THROW); |
1554 | |
|
|
1555 | if (coro->next) coro->next->prev = coro->prev; |
|
|
1556 | if (coro->prev) coro->prev->next = coro->next; |
|
|
1557 | if (coro == coro_first) coro_first = coro->next; |
|
|
1558 | |
1705 | |
1559 | return 1; |
1706 | return 1; |
1560 | } |
1707 | } |
1561 | |
1708 | |
1562 | static int |
1709 | static int |
… | |
… | |
1612 | |
1759 | |
1613 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1760 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1614 | TRANSFER (ta, 1); |
1761 | TRANSFER (ta, 1); |
1615 | } |
1762 | } |
1616 | |
1763 | |
1617 | /*****************************************************************************/ |
|
|
1618 | /* gensub: simple closure generation utility */ |
|
|
1619 | |
|
|
1620 | #define GENSUB_ARG CvXSUBANY (cv).any_ptr |
|
|
1621 | |
|
|
1622 | /* create a closure from XS, returns a code reference */ |
|
|
1623 | /* the arg can be accessed via GENSUB_ARG from the callback */ |
|
|
1624 | /* the callback must use dXSARGS/XSRETURN */ |
|
|
1625 | static SV * |
|
|
1626 | gensub (pTHX_ void (*xsub)(pTHX_ CV *), void *arg) |
|
|
1627 | { |
|
|
1628 | CV *cv = (CV *)newSV (0); |
|
|
1629 | |
|
|
1630 | sv_upgrade ((SV *)cv, SVt_PVCV); |
|
|
1631 | |
|
|
1632 | CvANON_on (cv); |
|
|
1633 | CvISXSUB_on (cv); |
|
|
1634 | CvXSUB (cv) = xsub; |
|
|
1635 | GENSUB_ARG = arg; |
|
|
1636 | |
|
|
1637 | return newRV_noinc ((SV *)cv); |
|
|
1638 | } |
|
|
1639 | |
|
|
1640 | /** Coro ********************************************************************/ |
1764 | /** Coro ********************************************************************/ |
1641 | |
1765 | |
1642 | INLINE void |
1766 | INLINE void |
1643 | coro_enq (pTHX_ struct coro *coro) |
1767 | coro_enq (pTHX_ struct coro *coro) |
1644 | { |
1768 | { |
… | |
… | |
1669 | } |
1793 | } |
1670 | |
1794 | |
1671 | return 0; |
1795 | return 0; |
1672 | } |
1796 | } |
1673 | |
1797 | |
|
|
1798 | static void |
|
|
1799 | invoke_sv_ready_hook_helper (void) |
|
|
1800 | { |
|
|
1801 | dTHX; |
|
|
1802 | dSP; |
|
|
1803 | |
|
|
1804 | ENTER; |
|
|
1805 | SAVETMPS; |
|
|
1806 | |
|
|
1807 | PUSHMARK (SP); |
|
|
1808 | PUTBACK; |
|
|
1809 | call_sv (coro_readyhook, G_VOID | G_DISCARD); |
|
|
1810 | |
|
|
1811 | FREETMPS; |
|
|
1812 | LEAVE; |
|
|
1813 | } |
|
|
1814 | |
1674 | static int |
1815 | static int |
1675 | api_ready (pTHX_ SV *coro_sv) |
1816 | api_ready (pTHX_ SV *coro_sv) |
1676 | { |
1817 | { |
1677 | struct coro *coro; |
|
|
1678 | SV *sv_hook; |
|
|
1679 | void (*xs_hook)(void); |
|
|
1680 | |
|
|
1681 | coro = SvSTATE (coro_sv); |
1818 | struct coro *coro = SvSTATE (coro_sv); |
1682 | |
1819 | |
1683 | if (coro->flags & CF_READY) |
1820 | if (coro->flags & CF_READY) |
1684 | return 0; |
1821 | return 0; |
1685 | |
1822 | |
1686 | coro->flags |= CF_READY; |
1823 | coro->flags |= CF_READY; |
1687 | |
1824 | |
1688 | sv_hook = coro_nready ? 0 : coro_readyhook; |
|
|
1689 | xs_hook = coro_nready ? 0 : coroapi.readyhook; |
|
|
1690 | |
|
|
1691 | coro_enq (aTHX_ coro); |
1825 | coro_enq (aTHX_ coro); |
1692 | ++coro_nready; |
|
|
1693 | |
1826 | |
1694 | if (sv_hook) |
1827 | if (!coro_nready++) |
1695 | { |
1828 | if (coroapi.readyhook) |
1696 | dSP; |
1829 | coroapi.readyhook (); |
1697 | |
|
|
1698 | ENTER; |
|
|
1699 | SAVETMPS; |
|
|
1700 | |
|
|
1701 | PUSHMARK (SP); |
|
|
1702 | PUTBACK; |
|
|
1703 | call_sv (sv_hook, G_VOID | G_DISCARD); |
|
|
1704 | |
|
|
1705 | FREETMPS; |
|
|
1706 | LEAVE; |
|
|
1707 | } |
|
|
1708 | |
|
|
1709 | if (xs_hook) |
|
|
1710 | xs_hook (); |
|
|
1711 | |
1830 | |
1712 | return 1; |
1831 | return 1; |
1713 | } |
1832 | } |
1714 | |
1833 | |
1715 | static int |
1834 | static int |
… | |
… | |
1760 | { |
1879 | { |
1761 | /* nothing to schedule: call the idle handler */ |
1880 | /* nothing to schedule: call the idle handler */ |
1762 | if (SvROK (sv_idle) |
1881 | if (SvROK (sv_idle) |
1763 | && SvOBJECT (SvRV (sv_idle))) |
1882 | && SvOBJECT (SvRV (sv_idle))) |
1764 | { |
1883 | { |
|
|
1884 | if (SvRV (sv_idle) == SvRV (coro_current)) |
|
|
1885 | croak ("FATAL: $Coro::IDLE blocked itself - did you try to block inside an event loop callback? Caught"); |
|
|
1886 | |
1765 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1887 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1766 | api_ready (aTHX_ SvRV (sv_idle)); |
1888 | api_ready (aTHX_ SvRV (sv_idle)); |
1767 | --coro_nready; |
1889 | --coro_nready; |
1768 | } |
1890 | } |
1769 | else |
1891 | else |
1770 | { |
1892 | { |
|
|
1893 | /* TODO: deprecated, remove, cannot work reliably *//*D*/ |
1771 | dSP; |
1894 | dSP; |
1772 | |
1895 | |
1773 | ENTER; |
1896 | ENTER; |
1774 | SAVETMPS; |
1897 | SAVETMPS; |
1775 | |
1898 | |
… | |
… | |
1921 | { |
2044 | { |
1922 | int i; |
2045 | int i; |
1923 | HV *hv = (HV *)SvRV (coro_current); |
2046 | HV *hv = (HV *)SvRV (coro_current); |
1924 | AV *av = newAV (); |
2047 | AV *av = newAV (); |
1925 | |
2048 | |
|
|
2049 | /* items are actually not so common, so optimise for this case */ |
|
|
2050 | if (items) |
|
|
2051 | { |
1926 | av_extend (av, items - 1); |
2052 | av_extend (av, items - 1); |
|
|
2053 | |
1927 | for (i = 0; i < items; ++i) |
2054 | for (i = 0; i < items; ++i) |
1928 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
2055 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
|
|
2056 | } |
1929 | |
2057 | |
1930 | hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
2058 | hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
1931 | |
2059 | |
1932 | av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */ |
2060 | av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */ |
1933 | api_ready (aTHX_ sv_manager); |
2061 | api_ready (aTHX_ sv_manager); |
… | |
… | |
2023 | |
2151 | |
2024 | static void |
2152 | static void |
2025 | coro_rouse_callback (pTHX_ CV *cv) |
2153 | coro_rouse_callback (pTHX_ CV *cv) |
2026 | { |
2154 | { |
2027 | dXSARGS; |
2155 | dXSARGS; |
2028 | SV *data = (SV *)GENSUB_ARG; |
2156 | SV *data = (SV *)S_GENSUB_ARG; |
2029 | |
2157 | |
2030 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2158 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2031 | { |
2159 | { |
2032 | /* first call, set args */ |
2160 | /* first call, set args */ |
2033 | SV *coro = SvRV (data); |
2161 | SV *coro = SvRV (data); |
… | |
… | |
2099 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2227 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2100 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2228 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2101 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2229 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2102 | |
2230 | |
2103 | { |
2231 | { |
2104 | CV *cv = (CV *)SvRV (cb); /* for GENSUB_ARG */ |
2232 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
2105 | SV *data = (SV *)GENSUB_ARG; |
2233 | SV *data = (SV *)S_GENSUB_ARG; |
2106 | |
2234 | |
2107 | frame->data = (void *)data; |
2235 | frame->data = (void *)data; |
2108 | frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule; |
2236 | frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule; |
2109 | frame->check = slf_check_rouse_wait; |
2237 | frame->check = slf_check_rouse_wait; |
2110 | } |
2238 | } |
… | |
… | |
2114 | coro_new_rouse_cb (pTHX) |
2242 | coro_new_rouse_cb (pTHX) |
2115 | { |
2243 | { |
2116 | HV *hv = (HV *)SvRV (coro_current); |
2244 | HV *hv = (HV *)SvRV (coro_current); |
2117 | struct coro *coro = SvSTATE_hv (hv); |
2245 | struct coro *coro = SvSTATE_hv (hv); |
2118 | SV *data = newRV_inc ((SV *)hv); |
2246 | SV *data = newRV_inc ((SV *)hv); |
2119 | SV *cb = gensub (aTHX_ coro_rouse_callback, (void *)data); |
2247 | SV *cb = s_gensub (aTHX_ coro_rouse_callback, (void *)data); |
2120 | |
2248 | |
2121 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
2249 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
2122 | SvREFCNT_dec (data); /* magicext increases the refcount */ |
2250 | SvREFCNT_dec (data); /* magicext increases the refcount */ |
2123 | |
2251 | |
2124 | SvREFCNT_dec (coro->rouse_cb); |
2252 | SvREFCNT_dec (coro->rouse_cb); |
… | |
… | |
2349 | if (PL_op->op_flags & OPf_STACKED) |
2477 | if (PL_op->op_flags & OPf_STACKED) |
2350 | { |
2478 | { |
2351 | if (items > slf_arga) |
2479 | if (items > slf_arga) |
2352 | { |
2480 | { |
2353 | slf_arga = items; |
2481 | slf_arga = items; |
2354 | free (slf_argv); |
2482 | Safefree (slf_argv); |
2355 | slf_argv = malloc (slf_arga * sizeof (SV *)); |
2483 | New (0, slf_argv, slf_arga, SV *); |
2356 | } |
2484 | } |
2357 | |
2485 | |
2358 | slf_argc = items; |
2486 | slf_argc = items; |
2359 | |
2487 | |
2360 | for (i = 0; i < items; ++i) |
2488 | for (i = 0; i < items; ++i) |
… | |
… | |
2647 | { |
2775 | { |
2648 | if (items >= 2) |
2776 | if (items >= 2) |
2649 | { |
2777 | { |
2650 | /* callback form */ |
2778 | /* callback form */ |
2651 | AV *av = (AV *)SvRV (arg [0]); |
2779 | AV *av = (AV *)SvRV (arg [0]); |
2652 | CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]); |
2780 | SV *cb_cv = s_get_cv_croak (arg [1]); |
2653 | |
2781 | |
2654 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
2782 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
2655 | |
2783 | |
2656 | if (SvIVX (AvARRAY (av)[0]) > 0) |
2784 | if (SvIVX (AvARRAY (av)[0]) > 0) |
2657 | coro_semaphore_adjust (aTHX_ av, 0); |
2785 | coro_semaphore_adjust (aTHX_ av, 0); |
… | |
… | |
2717 | { |
2845 | { |
2718 | AV *av = (AV *)SvRV (arg [0]); |
2846 | AV *av = (AV *)SvRV (arg [0]); |
2719 | |
2847 | |
2720 | if (items >= 2) |
2848 | if (items >= 2) |
2721 | { |
2849 | { |
2722 | CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]); |
2850 | SV *cb_cv = s_get_cv_croak (arg [1]); |
2723 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
2851 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
2724 | |
2852 | |
2725 | if (SvIVX (AvARRAY (av)[0])) |
2853 | if (SvIVX (AvARRAY (av)[0])) |
2726 | coro_signal_wake (aTHX_ av, 1); /* ust be the only waiter */ |
2854 | coro_signal_wake (aTHX_ av, 1); /* must be the only waiter */ |
2727 | |
2855 | |
2728 | frame->prepare = prepare_nop; |
2856 | frame->prepare = prepare_nop; |
2729 | frame->check = slf_check_nop; |
2857 | frame->check = slf_check_nop; |
2730 | } |
2858 | } |
2731 | else if (SvIVX (AvARRAY (av)[0])) |
2859 | else if (SvIVX (AvARRAY (av)[0])) |
… | |
… | |
2762 | |
2890 | |
2763 | static void |
2891 | static void |
2764 | coro_aio_callback (pTHX_ CV *cv) |
2892 | coro_aio_callback (pTHX_ CV *cv) |
2765 | { |
2893 | { |
2766 | dXSARGS; |
2894 | dXSARGS; |
2767 | AV *state = (AV *)GENSUB_ARG; |
2895 | AV *state = (AV *)S_GENSUB_ARG; |
2768 | SV *coro = av_pop (state); |
2896 | SV *coro = av_pop (state); |
2769 | SV *data_sv = newSV (sizeof (struct io_state)); |
2897 | SV *data_sv = newSV (sizeof (struct io_state)); |
2770 | |
2898 | |
2771 | av_extend (state, items - 1); |
2899 | av_extend (state, items - 1); |
2772 | |
2900 | |
… | |
… | |
2886 | |
3014 | |
2887 | for (i = 0; i < items; ++i) |
3015 | for (i = 0; i < items; ++i) |
2888 | PUSHs (arg [i]); |
3016 | PUSHs (arg [i]); |
2889 | |
3017 | |
2890 | /* now push the callback closure */ |
3018 | /* now push the callback closure */ |
2891 | PUSHs (sv_2mortal (gensub (aTHX_ coro_aio_callback, (void *)SvREFCNT_inc_NN ((SV *)state)))); |
3019 | PUSHs (sv_2mortal (s_gensub (aTHX_ coro_aio_callback, (void *)SvREFCNT_inc_NN ((SV *)state)))); |
2892 | |
3020 | |
2893 | /* now call the AIO function - we assume our request is uncancelable */ |
3021 | /* now call the AIO function - we assume our request is uncancelable */ |
2894 | PUTBACK; |
3022 | PUTBACK; |
2895 | call_sv ((SV *)req, G_VOID | G_DISCARD); |
3023 | call_sv ((SV *)req, G_VOID | G_DISCARD); |
2896 | } |
3024 | } |
2897 | |
3025 | |
2898 | /* now that the requets is going, we loop toll we have a result */ |
3026 | /* now that the request is going, we loop till we have a result */ |
2899 | frame->data = (void *)state; |
3027 | frame->data = (void *)state; |
2900 | frame->prepare = prepare_schedule; |
3028 | frame->prepare = prepare_schedule; |
2901 | frame->check = slf_check_aio_req; |
3029 | frame->check = slf_check_aio_req; |
2902 | } |
3030 | } |
2903 | |
3031 | |
… | |
… | |
2914 | /*****************************************************************************/ |
3042 | /*****************************************************************************/ |
2915 | |
3043 | |
2916 | #if CORO_CLONE |
3044 | #if CORO_CLONE |
2917 | # include "clone.c" |
3045 | # include "clone.c" |
2918 | #endif |
3046 | #endif |
|
|
3047 | |
|
|
3048 | /*****************************************************************************/ |
|
|
3049 | |
|
|
3050 | static SV * |
|
|
3051 | coro_new (pTHX_ HV *stash, SV **argv, int argc, int is_coro) |
|
|
3052 | { |
|
|
3053 | SV *coro_sv; |
|
|
3054 | struct coro *coro; |
|
|
3055 | MAGIC *mg; |
|
|
3056 | HV *hv; |
|
|
3057 | SV *cb; |
|
|
3058 | int i; |
|
|
3059 | |
|
|
3060 | if (argc > 0) |
|
|
3061 | { |
|
|
3062 | cb = s_get_cv_croak (argv [0]); |
|
|
3063 | |
|
|
3064 | if (!is_coro) |
|
|
3065 | { |
|
|
3066 | if (CvISXSUB (cb)) |
|
|
3067 | croak ("Coro::State doesn't support XS functions as coroutine start, caught"); |
|
|
3068 | |
|
|
3069 | if (!CvROOT (cb)) |
|
|
3070 | croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught"); |
|
|
3071 | } |
|
|
3072 | } |
|
|
3073 | |
|
|
3074 | Newz (0, coro, 1, struct coro); |
|
|
3075 | coro->args = newAV (); |
|
|
3076 | coro->flags = CF_NEW; |
|
|
3077 | |
|
|
3078 | if (coro_first) coro_first->prev = coro; |
|
|
3079 | coro->next = coro_first; |
|
|
3080 | coro_first = coro; |
|
|
3081 | |
|
|
3082 | coro->hv = hv = newHV (); |
|
|
3083 | mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0); |
|
|
3084 | mg->mg_flags |= MGf_DUP; |
|
|
3085 | coro_sv = sv_bless (newRV_noinc ((SV *)hv), stash); |
|
|
3086 | |
|
|
3087 | if (argc > 0) |
|
|
3088 | { |
|
|
3089 | av_extend (coro->args, argc + is_coro - 1); |
|
|
3090 | |
|
|
3091 | if (is_coro) |
|
|
3092 | { |
|
|
3093 | av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb)); |
|
|
3094 | cb = (SV *)cv_coro_run; |
|
|
3095 | } |
|
|
3096 | |
|
|
3097 | coro->startcv = (CV *)SvREFCNT_inc_NN ((SV *)cb); |
|
|
3098 | |
|
|
3099 | for (i = 1; i < argc; i++) |
|
|
3100 | av_push (coro->args, newSVsv (argv [i])); |
|
|
3101 | } |
|
|
3102 | |
|
|
3103 | return coro_sv; |
|
|
3104 | } |
2919 | |
3105 | |
2920 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
3106 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
2921 | |
3107 | |
2922 | PROTOTYPES: DISABLE |
3108 | PROTOTYPES: DISABLE |
2923 | |
3109 | |
… | |
… | |
2976 | coroapi.prepare_nop = prepare_nop; |
3162 | coroapi.prepare_nop = prepare_nop; |
2977 | coroapi.prepare_schedule = prepare_schedule; |
3163 | coroapi.prepare_schedule = prepare_schedule; |
2978 | coroapi.prepare_cede = prepare_cede; |
3164 | coroapi.prepare_cede = prepare_cede; |
2979 | coroapi.prepare_cede_notself = prepare_cede_notself; |
3165 | coroapi.prepare_cede_notself = prepare_cede_notself; |
2980 | |
3166 | |
2981 | { |
3167 | time_init (aTHX); |
2982 | SV **svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
|
|
2983 | |
|
|
2984 | if (!svp) croak ("Time::HiRes is required"); |
|
|
2985 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
|
|
2986 | |
|
|
2987 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
|
|
2988 | } |
|
|
2989 | |
3168 | |
2990 | assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL)); |
3169 | assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL)); |
2991 | } |
3170 | } |
2992 | |
3171 | |
2993 | SV * |
3172 | SV * |
2994 | new (char *klass, ...) |
3173 | new (SV *klass, ...) |
2995 | ALIAS: |
3174 | ALIAS: |
2996 | Coro::new = 1 |
3175 | Coro::new = 1 |
2997 | CODE: |
3176 | CODE: |
2998 | { |
3177 | RETVAL = coro_new (aTHX_ ix ? coro_stash : coro_state_stash, &ST (1), items - 1, ix); |
2999 | struct coro *coro; |
3178 | OUTPUT: |
3000 | MAGIC *mg; |
|
|
3001 | HV *hv; |
|
|
3002 | CV *cb; |
|
|
3003 | int i; |
|
|
3004 | |
|
|
3005 | if (items > 1) |
|
|
3006 | { |
|
|
3007 | cb = coro_sv_2cv (aTHX_ ST (1)); |
|
|
3008 | |
|
|
3009 | if (!ix) |
|
|
3010 | { |
|
|
3011 | if (CvISXSUB (cb)) |
|
|
3012 | croak ("Coro::State doesn't support XS functions as coroutine start, caught"); |
|
|
3013 | |
|
|
3014 | if (!CvROOT (cb)) |
|
|
3015 | croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught"); |
|
|
3016 | } |
|
|
3017 | } |
|
|
3018 | |
|
|
3019 | Newz (0, coro, 1, struct coro); |
|
|
3020 | coro->args = newAV (); |
|
|
3021 | coro->flags = CF_NEW; |
|
|
3022 | |
|
|
3023 | if (coro_first) coro_first->prev = coro; |
|
|
3024 | coro->next = coro_first; |
|
|
3025 | coro_first = coro; |
|
|
3026 | |
|
|
3027 | coro->hv = hv = newHV (); |
|
|
3028 | mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0); |
|
|
3029 | mg->mg_flags |= MGf_DUP; |
|
|
3030 | RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
|
|
3031 | |
|
|
3032 | if (items > 1) |
|
|
3033 | { |
|
|
3034 | av_extend (coro->args, items - 1 + ix - 1); |
|
|
3035 | |
|
|
3036 | if (ix) |
|
|
3037 | { |
|
|
3038 | av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb)); |
|
|
3039 | cb = cv_coro_run; |
|
|
3040 | } |
|
|
3041 | |
|
|
3042 | coro->startcv = (CV *)SvREFCNT_inc_NN ((SV *)cb); |
|
|
3043 | |
|
|
3044 | for (i = 2; i < items; i++) |
|
|
3045 | av_push (coro->args, newSVsv (ST (i))); |
|
|
3046 | } |
|
|
3047 | } |
|
|
3048 | OUTPUT: |
|
|
3049 | RETVAL |
3179 | RETVAL |
3050 | |
3180 | |
3051 | void |
3181 | void |
3052 | transfer (...) |
3182 | transfer (...) |
3053 | PROTOTYPE: $$ |
3183 | PROTOTYPE: $$ |
… | |
… | |
3190 | RETVAL = boolSV (coro->flags & ix); |
3320 | RETVAL = boolSV (coro->flags & ix); |
3191 | OUTPUT: |
3321 | OUTPUT: |
3192 | RETVAL |
3322 | RETVAL |
3193 | |
3323 | |
3194 | void |
3324 | void |
3195 | throw (Coro::State self, SV *throw = &PL_sv_undef) |
3325 | throw (Coro::State self, SV *exception = &PL_sv_undef) |
3196 | PROTOTYPE: $;$ |
3326 | PROTOTYPE: $;$ |
3197 | CODE: |
3327 | CODE: |
3198 | { |
3328 | { |
3199 | struct coro *current = SvSTATE_current; |
3329 | struct coro *current = SvSTATE_current; |
3200 | SV **throwp = self == current ? &CORO_THROW : &self->except; |
3330 | SV **exceptionp = self == current ? &CORO_THROW : &self->except; |
3201 | SvREFCNT_dec (*throwp); |
3331 | SvREFCNT_dec (*exceptionp); |
3202 | SvGETMAGIC (throw); |
3332 | SvGETMAGIC (exception); |
3203 | *throwp = SvOK (throw) ? newSVsv (throw) : 0; |
3333 | *exceptionp = SvOK (exception) ? newSVsv (exception) : 0; |
3204 | } |
3334 | } |
3205 | |
3335 | |
3206 | void |
3336 | void |
3207 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3337 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3208 | PROTOTYPE: $;$ |
3338 | PROTOTYPE: $;$ |
… | |
… | |
3266 | CODE: |
3396 | CODE: |
3267 | coro_state_destroy (aTHX_ self); |
3397 | coro_state_destroy (aTHX_ self); |
3268 | coro_call_on_destroy (aTHX_ self); /* actually only for Coro objects */ |
3398 | coro_call_on_destroy (aTHX_ self); /* actually only for Coro objects */ |
3269 | |
3399 | |
3270 | |
3400 | |
|
|
3401 | SV * |
|
|
3402 | enable_times (int enabled = enable_times) |
|
|
3403 | CODE: |
|
|
3404 | { |
|
|
3405 | RETVAL = boolSV (enable_times); |
|
|
3406 | |
|
|
3407 | if (enabled != enable_times) |
|
|
3408 | { |
|
|
3409 | enable_times = enabled; |
|
|
3410 | |
|
|
3411 | coro_times_update (); |
|
|
3412 | (enabled ? coro_times_sub : coro_times_add)(SvSTATE (coro_current)); |
|
|
3413 | } |
|
|
3414 | } |
|
|
3415 | OUTPUT: |
|
|
3416 | RETVAL |
|
|
3417 | |
|
|
3418 | void |
|
|
3419 | times (Coro::State self) |
|
|
3420 | PPCODE: |
|
|
3421 | { |
|
|
3422 | struct coro *current = SvSTATE (coro_current); |
|
|
3423 | |
|
|
3424 | if (expect_false (current == self)) |
|
|
3425 | { |
|
|
3426 | coro_times_update (); |
|
|
3427 | coro_times_add (SvSTATE (coro_current)); |
|
|
3428 | } |
|
|
3429 | |
|
|
3430 | EXTEND (SP, 2); |
|
|
3431 | PUSHs (sv_2mortal (newSVnv (self->t_real [0] + self->t_real [1] * 1e-9))); |
|
|
3432 | PUSHs (sv_2mortal (newSVnv (self->t_cpu [0] + self->t_cpu [1] * 1e-9))); |
|
|
3433 | |
|
|
3434 | if (expect_false (current == self)) |
|
|
3435 | coro_times_sub (SvSTATE (coro_current)); |
|
|
3436 | } |
|
|
3437 | |
|
|
3438 | void |
|
|
3439 | swap_sv (Coro::State coro, SV *sv, SV *swapsv) |
|
|
3440 | CODE: |
|
|
3441 | { |
|
|
3442 | struct coro *current = SvSTATE_current; |
|
|
3443 | |
|
|
3444 | if (current == coro) |
|
|
3445 | SWAP_SVS (current); |
|
|
3446 | |
|
|
3447 | if (!coro->swap_sv) |
|
|
3448 | coro->swap_sv = newAV (); |
|
|
3449 | |
|
|
3450 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (sv ))); |
|
|
3451 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (swapsv))); |
|
|
3452 | |
|
|
3453 | if (current == coro) |
|
|
3454 | SWAP_SVS (current); |
|
|
3455 | } |
|
|
3456 | |
|
|
3457 | |
3271 | MODULE = Coro::State PACKAGE = Coro |
3458 | MODULE = Coro::State PACKAGE = Coro |
3272 | |
3459 | |
3273 | BOOT: |
3460 | BOOT: |
3274 | { |
3461 | { |
3275 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3462 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
… | |
… | |
3283 | sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE); |
3470 | sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE); |
3284 | |
3471 | |
3285 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3472 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3286 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3473 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3287 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3474 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3288 | cv_coro_state_new = get_cv ("Coro::State::new", 0); SvREADONLY_on (cv_coro_state_new); |
3475 | CvNODEBUG_on (get_cv ("Coro::_pool_handler", 0)); /* work around a debugger bug */ |
3289 | |
3476 | |
3290 | coro_stash = gv_stashpv ("Coro", TRUE); |
3477 | coro_stash = gv_stashpv ("Coro", TRUE); |
3291 | |
3478 | |
3292 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
3479 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
3293 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
3480 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
3294 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
3481 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
… | |
… | |
3312 | sv_setiv (sv, (IV)&coroapi); |
3499 | sv_setiv (sv, (IV)&coroapi); |
3313 | SvREADONLY_on (sv); |
3500 | SvREADONLY_on (sv); |
3314 | } |
3501 | } |
3315 | } |
3502 | } |
3316 | |
3503 | |
|
|
3504 | SV * |
|
|
3505 | async (...) |
|
|
3506 | PROTOTYPE: &@ |
|
|
3507 | CODE: |
|
|
3508 | RETVAL = coro_new (aTHX_ coro_stash, &ST (0), items, 1); |
|
|
3509 | api_ready (aTHX_ RETVAL); |
|
|
3510 | OUTPUT: |
|
|
3511 | RETVAL |
|
|
3512 | |
3317 | void |
3513 | void |
3318 | terminate (...) |
3514 | terminate (...) |
3319 | CODE: |
3515 | CODE: |
3320 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
3516 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
3321 | |
3517 | |
… | |
… | |
3355 | _set_readyhook (SV *hook) |
3551 | _set_readyhook (SV *hook) |
3356 | PROTOTYPE: $ |
3552 | PROTOTYPE: $ |
3357 | CODE: |
3553 | CODE: |
3358 | SvREFCNT_dec (coro_readyhook); |
3554 | SvREFCNT_dec (coro_readyhook); |
3359 | SvGETMAGIC (hook); |
3555 | SvGETMAGIC (hook); |
|
|
3556 | if (SvOK (hook)) |
|
|
3557 | { |
3360 | coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0; |
3558 | coro_readyhook = newSVsv (hook); |
|
|
3559 | CORO_READYHOOK = invoke_sv_ready_hook_helper; |
|
|
3560 | } |
|
|
3561 | else |
|
|
3562 | { |
|
|
3563 | coro_readyhook = 0; |
|
|
3564 | CORO_READYHOOK = 0; |
|
|
3565 | } |
3361 | |
3566 | |
3362 | int |
3567 | int |
3363 | prio (Coro::State coro, int newprio = 0) |
3568 | prio (Coro::State coro, int newprio = 0) |
3364 | PROTOTYPE: $;$ |
3569 | PROTOTYPE: $;$ |
3365 | ALIAS: |
3570 | ALIAS: |
… | |
… | |
3429 | for (i = 1; i < items; ++i) |
3634 | for (i = 1; i < items; ++i) |
3430 | av_push (av, SvREFCNT_inc_NN (ST (i))); |
3635 | av_push (av, SvREFCNT_inc_NN (ST (i))); |
3431 | |
3636 | |
3432 | if ((SV *)hv == &PL_sv_undef) |
3637 | if ((SV *)hv == &PL_sv_undef) |
3433 | { |
3638 | { |
3434 | PUSHMARK (SP); |
3639 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
3435 | EXTEND (SP, 2); |
|
|
3436 | PUSHs (sv_Coro); |
|
|
3437 | PUSHs ((SV *)cv_pool_handler); |
|
|
3438 | PUTBACK; |
|
|
3439 | call_sv ((SV *)cv_coro_state_new, G_SCALAR); |
|
|
3440 | SPAGAIN; |
|
|
3441 | |
|
|
3442 | hv = (HV *)SvREFCNT_inc_NN (SvRV (POPs)); |
3640 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
|
|
3641 | SvREFCNT_dec (sv); |
3443 | } |
3642 | } |
3444 | |
3643 | |
3445 | { |
3644 | { |
3446 | struct coro *coro = SvSTATE_hv (hv); |
3645 | struct coro *coro = SvSTATE_hv (hv); |
3447 | |
3646 | |
… | |
… | |
3481 | CODE: |
3680 | CODE: |
3482 | { |
3681 | { |
3483 | struct coro *coro = SvSTATE_current; |
3682 | struct coro *coro = SvSTATE_current; |
3484 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
3683 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
3485 | |
3684 | |
3486 | block = (SV *)coro_sv_2cv (aTHX_ block); |
3685 | block = s_get_cv_croak (block); |
3487 | |
3686 | |
3488 | if (!*avp) |
3687 | if (!*avp) |
3489 | *avp = newAV (); |
3688 | *avp = newAV (); |
3490 | |
3689 | |
3491 | av_push (*avp, SvREFCNT_inc (block)); |
3690 | av_push (*avp, SvREFCNT_inc (block)); |
… | |
… | |
3691 | |
3890 | |
3692 | void |
3891 | void |
3693 | _register (char *target, char *proto, SV *req) |
3892 | _register (char *target, char *proto, SV *req) |
3694 | CODE: |
3893 | CODE: |
3695 | { |
3894 | { |
3696 | CV *req_cv = coro_sv_2cv (aTHX_ req); |
3895 | SV *req_cv = s_get_cv_croak (req); |
3697 | /* newXSproto doesn't return the CV on 5.8 */ |
3896 | /* newXSproto doesn't return the CV on 5.8 */ |
3698 | CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__); |
3897 | CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__); |
3699 | sv_setpv ((SV *)slf_cv, proto); |
3898 | sv_setpv ((SV *)slf_cv, proto); |
3700 | sv_magicext ((SV *)slf_cv, (SV *)req_cv, CORO_MAGIC_type_aio, 0, 0, 0); |
3899 | sv_magicext ((SV *)slf_cv, (SV *)req_cv, CORO_MAGIC_type_aio, 0, 0, 0); |
3701 | } |
3900 | } |
3702 | |
3901 | |
|
|
3902 | MODULE = Coro::State PACKAGE = Coro::Select |
|
|
3903 | |
|
|
3904 | void |
|
|
3905 | patch_pp_sselect () |
|
|
3906 | CODE: |
|
|
3907 | if (!coro_old_pp_sselect) |
|
|
3908 | { |
|
|
3909 | coro_select_select = (SV *)get_cv ("Coro::Select::select", 0); |
|
|
3910 | coro_old_pp_sselect = PL_ppaddr [OP_SSELECT]; |
|
|
3911 | PL_ppaddr [OP_SSELECT] = coro_pp_sselect; |
|
|
3912 | } |
|
|
3913 | |
|
|
3914 | void |
|
|
3915 | unpatch_pp_sselect () |
|
|
3916 | CODE: |
|
|
3917 | if (coro_old_pp_sselect) |
|
|
3918 | { |
|
|
3919 | PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect; |
|
|
3920 | coro_old_pp_sselect = 0; |
|
|
3921 | } |
|
|
3922 | |