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" |
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7 | |
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8 | #if CORO_UCONTEXT |
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9 | #define CORO_BACKEND "ucontext" |
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10 | #elif CORO_SJLJ |
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11 | #define CORO_BACKEND "sjlj" |
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12 | #elif CORO_LINUX |
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13 | #define CORO_BACKEND "linux" |
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14 | #elif CORO_LOSER |
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15 | #define CORO_BACKEND "loser" |
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16 | #elif CORO_FIBER |
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17 | #define CORO_BACKEND "fiber" |
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18 | #elif CORO_IRIX |
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19 | #define CORO_BACKEND "irix" |
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20 | #elif CORO_ASM |
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21 | #define CORO_BACKEND "asm" |
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22 | #elif CORO_PTHREAD |
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23 | #define CORO_BACKEND "pthread" |
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24 | #else |
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25 | #define CORO_BACKEND "unknown" |
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26 | #endif |
7 | |
27 | |
8 | #define PERL_NO_GET_CONTEXT |
28 | #define PERL_NO_GET_CONTEXT |
9 | #define PERL_EXT |
29 | #define PERL_EXT |
10 | |
30 | |
11 | #include "EXTERN.h" |
31 | #include "EXTERN.h" |
12 | #include "perl.h" |
32 | #include "perl.h" |
13 | #include "XSUB.h" |
33 | #include "XSUB.h" |
14 | #include "perliol.h" |
34 | #include "perliol.h" |
15 | |
35 | |
16 | #include "schmorp.h" |
36 | #include "schmorp.h" |
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37 | |
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38 | #define ECB_NO_THREADS 1 |
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39 | #define ECB_NO_LIBM 1 |
17 | #include "ecb.h" |
40 | #include "ecb.h" |
18 | |
41 | |
19 | #include <stddef.h> |
42 | #include <stddef.h> |
20 | #include <stdio.h> |
43 | #include <stdio.h> |
21 | #include <errno.h> |
44 | #include <errno.h> |
22 | #include <assert.h> |
45 | #include <assert.h> |
23 | |
46 | |
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47 | #ifndef SvREFCNT_dec_NN |
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48 | #define SvREFCNT_dec_NN(sv) SvREFCNT_dec (sv) |
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49 | #endif |
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50 | |
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51 | #ifndef SvREFCNT_inc_NN |
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52 | #define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv) |
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53 | #endif |
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54 | |
24 | #ifndef SVs_PADSTALE |
55 | #ifndef SVs_PADSTALE |
25 | # define SVs_PADSTALE 0 |
56 | # define SVs_PADSTALE 0 |
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57 | #endif |
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58 | |
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59 | #ifdef PadARRAY |
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60 | # define NEWPADAPI 1 |
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61 | # define newPADLIST(var) (Newz (0, var, 1, PADLIST), Newx (PadlistARRAY (var), 2, PAD *)) |
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62 | #else |
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63 | typedef AV PADNAMELIST; |
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64 | # if !PERL_VERSION_ATLEAST(5,8,0) |
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65 | typedef AV PADLIST; |
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66 | typedef AV PAD; |
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67 | # endif |
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68 | # define PadlistARRAY(pl) ((PAD **)AvARRAY (pl)) |
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69 | # define PadlistMAX(pl) AvFILLp (pl) |
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70 | # define PadlistNAMES(pl) (*PadlistARRAY (pl)) |
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71 | # define PadARRAY AvARRAY |
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72 | # define PadMAX AvFILLp |
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73 | # define newPADLIST(var) ((var) = newAV (), av_extend (var, 1)) |
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74 | #endif |
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75 | #ifndef PadnamelistREFCNT |
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76 | # define PadnamelistREFCNT(pnl) SvREFCNT (pnl) |
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77 | #endif |
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78 | #ifndef PadnamelistREFCNT_dec |
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79 | # define PadnamelistREFCNT_dec(pnl) SvREFCNT_dec (pnl) |
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80 | #endif |
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81 | |
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82 | /* 5.19.something has replaced SVt_BIND by SVt_INVLIST */ |
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83 | /* we just alias it to SVt_IV, as that is sufficient for swap_sv for now */ |
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84 | #if PERL_VERSION_ATLEAST(5,19,0) |
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85 | # define SVt_BIND SVt_IV |
26 | #endif |
86 | #endif |
27 | |
87 | |
28 | #if defined(_WIN32) |
88 | #if defined(_WIN32) |
29 | # undef HAS_GETTIMEOFDAY |
89 | # undef HAS_GETTIMEOFDAY |
30 | # undef setjmp |
90 | # undef setjmp |
… | |
… | |
33 | # define setjmp _setjmp /* deep magic */ |
93 | # define setjmp _setjmp /* deep magic */ |
34 | #else |
94 | #else |
35 | # include <inttypes.h> /* most portable stdint.h */ |
95 | # include <inttypes.h> /* most portable stdint.h */ |
36 | #endif |
96 | #endif |
37 | |
97 | |
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 */ |
98 | /* the maximum number of idle cctx that will be pooled */ |
66 | static int cctx_max_idle = 4; |
99 | static int cctx_max_idle = 4; |
67 | |
100 | |
68 | #if defined(DEBUGGING) && PERL_VERSION_ATLEAST(5,12,0) |
101 | #if defined(DEBUGGING) && PERL_VERSION_ATLEAST(5,12,0) |
69 | # define HAS_SCOPESTACK_NAME 1 |
102 | # 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 |
103 | #endif |
79 | |
104 | |
80 | /* prefer perl internal functions over our own? */ |
105 | /* prefer perl internal functions over our own? */ |
81 | #ifndef CORO_PREFER_PERL_FUNCTIONS |
106 | #ifndef CORO_PREFER_PERL_FUNCTIONS |
82 | # define CORO_PREFER_PERL_FUNCTIONS 0 |
107 | # define CORO_PREFER_PERL_FUNCTIONS 0 |
… | |
… | |
111 | # define CORO_CLOCK_MONOTONIC 1 |
136 | # define CORO_CLOCK_MONOTONIC 1 |
112 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
137 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
113 | # endif |
138 | # endif |
114 | #endif |
139 | #endif |
115 | |
140 | |
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141 | /* one off bugfix for perl 5.22 */ |
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142 | #if PERL_VERSION_ATLEAST(5,22,0) && !PERL_VERSION_ATLEAST(5,24,0) |
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143 | # undef PadlistNAMES |
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144 | # define PadlistNAMES(pl) *((PADNAMELIST **)PadlistARRAY (pl)) |
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145 | #endif |
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146 | |
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147 | #if PERL_VERSION_ATLEAST(5,24,0) |
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148 | # define SUB_ARGARRAY PL_curpad[0] |
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149 | #else |
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150 | # define SUB_ARGARRAY (SV *)cx->blk_sub.argarray |
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151 | #endif |
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152 | |
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153 | /* perl usually suppresses asserts. for debugging, we sometimes force it to be on */ |
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154 | #if 0 |
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155 | # undef NDEBUG |
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156 | # include <assert.h> |
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157 | #endif |
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158 | |
116 | static double (*nvtime)(); /* so why doesn't it take void? */ |
159 | static double (*nvtime)(); /* so why doesn't it take void? */ |
117 | static void (*u2time)(pTHX_ UV ret[2]); |
160 | static void (*u2time)(pTHX_ UV ret[2]); |
118 | |
161 | |
119 | /* we hijack an hopefully unused CV flag for our purposes */ |
162 | /* we hijack an hopefully unused CV flag for our purposes */ |
120 | #define CVf_SLF 0x4000 |
163 | #define CVf_SLF 0x4000 |
… | |
… | |
135 | |
178 | |
136 | static GV *irsgv; /* $/ */ |
179 | static GV *irsgv; /* $/ */ |
137 | static GV *stdoutgv; /* *STDOUT */ |
180 | static GV *stdoutgv; /* *STDOUT */ |
138 | static SV *rv_diehook; |
181 | static SV *rv_diehook; |
139 | static SV *rv_warnhook; |
182 | static SV *rv_warnhook; |
140 | static HV *hv_sig; /* %SIG */ |
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141 | |
183 | |
142 | /* async_pool helper stuff */ |
184 | /* async_pool helper stuff */ |
143 | static SV *sv_pool_rss; |
185 | static SV *sv_pool_rss; |
144 | static SV *sv_pool_size; |
186 | static SV *sv_pool_size; |
145 | static SV *sv_async_pool_idle; /* description string */ |
187 | static SV *sv_async_pool_idle; /* description string */ |
… | |
… | |
173 | typedef struct coro_cctx |
215 | typedef struct coro_cctx |
174 | { |
216 | { |
175 | struct coro_cctx *next; |
217 | struct coro_cctx *next; |
176 | |
218 | |
177 | /* the stack */ |
219 | /* the stack */ |
178 | void *sptr; |
220 | struct coro_stack stack; |
179 | size_t ssize; |
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|
180 | |
221 | |
181 | /* cpu state */ |
222 | /* cpu state */ |
182 | void *idle_sp; /* sp of top-level transfer/schedule/cede call */ |
223 | void *idle_sp; /* sp of top-level transfer/schedule/cede call */ |
183 | #ifndef NDEBUG |
224 | #ifndef NDEBUG |
184 | JMPENV *idle_te; /* same as idle_sp, but for top_env */ |
225 | JMPENV *idle_te; /* same as idle_sp, but for top_env */ |
… | |
… | |
252 | SV *saved_deffh; |
293 | SV *saved_deffh; |
253 | SV *invoke_cb; |
294 | SV *invoke_cb; |
254 | AV *invoke_av; |
295 | AV *invoke_av; |
255 | |
296 | |
256 | /* on_enter/on_leave */ |
297 | /* on_enter/on_leave */ |
257 | AV *on_enter; |
298 | AV *on_enter; AV *on_enter_xs; |
258 | AV *on_leave; |
299 | AV *on_leave; AV *on_leave_xs; |
259 | |
300 | |
260 | /* swap_sv */ |
301 | /* swap_sv */ |
261 | AV *swap_sv; |
302 | AV *swap_sv; |
262 | |
303 | |
263 | /* times */ |
304 | /* times */ |
… | |
… | |
293 | #define coro_nready coroapi.nready |
334 | #define coro_nready coroapi.nready |
294 | |
335 | |
295 | /** JIT *********************************************************************/ |
336 | /** JIT *********************************************************************/ |
296 | |
337 | |
297 | #if CORO_JIT |
338 | #if CORO_JIT |
298 | /* APPLE doesn't have HAVE_MMAP though */ |
339 | /* APPLE doesn't have mmap though */ |
299 | #define CORO_JIT_UNIXY (__linux || __FreeBSD__ || __OpenBSD__ || __NetBSD__ || __solaris || __APPLE__) |
340 | #define CORO_JIT_UNIXY (__linux || __FreeBSD__ || __OpenBSD__ || __NetBSD__ || __solaris || __APPLE__) |
300 | #ifndef CORO_JIT_TYPE |
341 | #ifndef CORO_JIT_TYPE |
301 | #if __x86_64 && CORO_JIT_UNIXY |
342 | #if ECB_AMD64 && CORO_JIT_UNIXY |
302 | #define CORO_JIT_TYPE "amd64-unix" |
343 | #define CORO_JIT_TYPE "amd64-unix" |
303 | #elif __i386 && CORO_JIT_UNIXY |
344 | #elif __i386 && CORO_JIT_UNIXY |
304 | #define CORO_JIT_TYPE "x86-unix" |
345 | #define CORO_JIT_TYPE "x86-unix" |
305 | #endif |
346 | #endif |
306 | #endif |
347 | #endif |
307 | #endif |
348 | #endif |
308 | |
349 | |
309 | #if !defined(CORO_JIT_TYPE) || !HAVE_MMAP |
350 | #if !defined(CORO_JIT_TYPE) || _POSIX_MEMORY_PROTECTION <= 0 |
310 | #undef CORO_JIT |
351 | #undef CORO_JIT |
311 | #endif |
352 | #endif |
312 | |
353 | |
313 | #if CORO_JIT |
354 | #if CORO_JIT |
314 | typedef void (*load_save_perl_slots_type)(perl_slots *); |
355 | typedef void (*load_save_perl_slots_type)(perl_slots *); |
… | |
… | |
371 | time_init (pTHX) |
412 | time_init (pTHX) |
372 | { |
413 | { |
373 | SV **svp; |
414 | SV **svp; |
374 | |
415 | |
375 | require_pv ("Time/HiRes.pm"); |
416 | require_pv ("Time/HiRes.pm"); |
376 | |
417 | |
377 | svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
418 | svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
378 | |
419 | |
379 | if (!svp) croak ("Time::HiRes is required, but missing. Caught"); |
420 | if (!svp) croak ("Time::HiRes is required, but missing. Caught"); |
380 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer. Caught"); |
421 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer. Caught"); |
381 | |
422 | |
… | |
… | |
499 | |
540 | |
500 | return 0; |
541 | return 0; |
501 | } |
542 | } |
502 | |
543 | |
503 | ecb_inline struct coro * |
544 | ecb_inline struct coro * |
504 | SvSTATE_ (pTHX_ SV *coro) |
545 | SvSTATE_ (pTHX_ SV *coro_sv) |
505 | { |
546 | { |
506 | MAGIC *mg; |
547 | MAGIC *mg; |
507 | |
548 | |
508 | if (SvROK (coro)) |
549 | if (SvROK (coro_sv)) |
509 | coro = SvRV (coro); |
550 | coro_sv = SvRV (coro_sv); |
510 | |
551 | |
511 | mg = SvSTATEhv_p (aTHX_ coro); |
552 | mg = SvSTATEhv_p (aTHX_ coro_sv); |
512 | if (!mg) |
553 | if (!mg) |
513 | croak ("Coro::State object required"); |
554 | croak ("Coro::State object required"); |
514 | |
555 | |
515 | return (struct coro *)mg->mg_ptr; |
556 | return (struct coro *)mg->mg_ptr; |
516 | } |
557 | } |
… | |
… | |
522 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
563 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
523 | |
564 | |
524 | /*****************************************************************************/ |
565 | /*****************************************************************************/ |
525 | /* padlist management and caching */ |
566 | /* padlist management and caching */ |
526 | |
567 | |
527 | ecb_inline AV * |
568 | ecb_inline PADLIST * |
528 | coro_derive_padlist (pTHX_ CV *cv) |
569 | coro_derive_padlist (pTHX_ CV *cv) |
529 | { |
570 | { |
530 | AV *padlist = CvPADLIST (cv); |
571 | PADLIST *padlist = CvPADLIST (cv); |
531 | AV *newpadlist, *newpad; |
572 | PADLIST *newpadlist; |
|
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573 | PADNAMELIST *padnames; |
|
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574 | PAD *newpad; |
|
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575 | PADOFFSET off = PadlistMAX (padlist) + 1; |
532 | |
576 | |
533 | newpadlist = newAV (); |
577 | #if NEWPADAPI |
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578 | |
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579 | /* if we had the original CvDEPTH, we might be able to steal the CvDEPTH+1 entry instead */ |
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580 | /* 20131102194744.GA6705@schmorp.de, 20131102195825.2013.qmail@lists-nntp.develooper.com */ |
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581 | while (!PadlistARRAY (padlist)[off - 1]) |
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582 | --off; |
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583 | |
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584 | Perl_pad_push (aTHX_ padlist, off); |
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585 | |
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586 | newpad = PadlistARRAY (padlist)[off]; |
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587 | PadlistARRAY (padlist)[off] = 0; |
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588 | |
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589 | #else |
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590 | |
|
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591 | #if PERL_VERSION_ATLEAST (5,10,0) |
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592 | Perl_pad_push (aTHX_ padlist, off); |
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593 | #else |
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594 | Perl_pad_push (aTHX_ padlist, off, 1); |
|
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595 | #endif |
|
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596 | |
|
|
597 | newpad = PadlistARRAY (padlist)[off]; |
|
|
598 | PadlistMAX (padlist) = off - 1; |
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599 | |
|
|
600 | #endif |
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601 | |
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|
602 | newPADLIST (newpadlist); |
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603 | #if !PERL_VERSION_ATLEAST(5,15,3) |
|
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604 | /* Padlists are AvREAL as of 5.15.3. See perl bug #98092 and perl commit 7d953ba. */ |
534 | AvREAL_off (newpadlist); |
605 | AvREAL_off (newpadlist); |
535 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
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536 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1); |
|
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537 | #else |
|
|
538 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
|
|
539 | #endif |
606 | #endif |
540 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
|
|
541 | --AvFILLp (padlist); |
|
|
542 | |
607 | |
543 | av_store (newpadlist, 0, SvREFCNT_inc_NN (AvARRAY (padlist)[0])); |
608 | /* Already extended to 2 elements by newPADLIST. */ |
544 | av_store (newpadlist, 1, (SV *)newpad); |
609 | PadlistMAX (newpadlist) = 1; |
|
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610 | |
|
|
611 | padnames = PadlistNAMES (padlist); |
|
|
612 | ++PadnamelistREFCNT (padnames); |
|
|
613 | PadlistNAMES (newpadlist) = padnames; |
|
|
614 | |
|
|
615 | PadlistARRAY (newpadlist)[1] = newpad; |
545 | |
616 | |
546 | return newpadlist; |
617 | return newpadlist; |
547 | } |
618 | } |
548 | |
619 | |
549 | ecb_inline void |
620 | ecb_inline void |
550 | free_padlist (pTHX_ AV *padlist) |
621 | free_padlist (pTHX_ PADLIST *padlist) |
551 | { |
622 | { |
552 | /* may be during global destruction */ |
623 | /* may be during global destruction */ |
553 | if (!IN_DESTRUCT) |
624 | if (!IN_DESTRUCT) |
554 | { |
625 | { |
555 | I32 i = AvFILLp (padlist); |
626 | I32 i = PadlistMAX (padlist); |
556 | |
627 | |
557 | while (i > 0) /* special-case index 0 */ |
628 | while (i > 0) /* special-case index 0 */ |
558 | { |
629 | { |
559 | /* we try to be extra-careful here */ |
630 | /* we try to be extra-careful here */ |
560 | AV *av = (AV *)AvARRAY (padlist)[i--]; |
631 | PAD *pad = PadlistARRAY (padlist)[i--]; |
561 | I32 j = AvFILLp (av); |
|
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562 | |
632 | |
|
|
633 | if (pad) |
|
|
634 | { |
|
|
635 | I32 j = PadMAX (pad); |
|
|
636 | |
563 | while (j >= 0) |
637 | while (j >= 0) |
564 | SvREFCNT_dec (AvARRAY (av)[j--]); |
638 | SvREFCNT_dec (PadARRAY (pad)[j--]); |
565 | |
639 | |
566 | AvFILLp (av) = -1; |
640 | PadMAX (pad) = -1; |
567 | SvREFCNT_dec (av); |
641 | SvREFCNT_dec (pad); |
|
|
642 | } |
568 | } |
643 | } |
569 | |
644 | |
570 | SvREFCNT_dec (AvARRAY (padlist)[0]); |
645 | PadnamelistREFCNT_dec (PadlistNAMES (padlist)); |
571 | |
646 | |
|
|
647 | #if NEWPADAPI |
|
|
648 | Safefree (PadlistARRAY (padlist)); |
|
|
649 | Safefree (padlist); |
|
|
650 | #else |
572 | AvFILLp (padlist) = -1; |
651 | AvFILLp (padlist) = -1; |
|
|
652 | AvREAL_off (padlist); |
573 | SvREFCNT_dec ((SV*)padlist); |
653 | SvREFCNT_dec ((SV*)padlist); |
|
|
654 | #endif |
574 | } |
655 | } |
575 | } |
656 | } |
576 | |
657 | |
577 | static int |
658 | static int |
578 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
659 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
579 | { |
660 | { |
580 | AV *padlist; |
661 | PADLIST *padlist; |
581 | AV *av = (AV *)mg->mg_obj; |
662 | PADLIST **padlists = (PADLIST **)(mg->mg_ptr + sizeof(size_t)); |
|
|
663 | size_t len = *(size_t *)mg->mg_ptr; |
582 | |
664 | |
583 | /* perl manages to free our internal AV and _then_ call us */ |
665 | /* perl manages to free our internal AV and _then_ call us */ |
584 | if (IN_DESTRUCT) |
666 | if (IN_DESTRUCT) |
585 | return 0; |
667 | return 0; |
586 | |
668 | |
587 | /* casting is fun. */ |
669 | while (len--) |
588 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
|
|
589 | free_padlist (aTHX_ padlist); |
670 | free_padlist (aTHX_ padlists[len]); |
590 | |
|
|
591 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
|
|
592 | |
671 | |
593 | return 0; |
672 | return 0; |
594 | } |
673 | } |
595 | |
674 | |
596 | static MGVTBL coro_cv_vtbl = { |
675 | static MGVTBL coro_cv_vtbl = { |
… | |
… | |
601 | /* the next two functions merely cache the padlists */ |
680 | /* the next two functions merely cache the padlists */ |
602 | ecb_inline void |
681 | ecb_inline void |
603 | get_padlist (pTHX_ CV *cv) |
682 | get_padlist (pTHX_ CV *cv) |
604 | { |
683 | { |
605 | MAGIC *mg = CORO_MAGIC_cv (cv); |
684 | MAGIC *mg = CORO_MAGIC_cv (cv); |
606 | AV *av; |
685 | size_t *lenp; |
607 | |
686 | |
608 | if (ecb_expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) |
687 | if (ecb_expect_true (mg && *(lenp = (size_t *)mg->mg_ptr))) |
609 | CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; |
688 | CvPADLIST (cv) = ((PADLIST **)(mg->mg_ptr + sizeof(size_t)))[--*lenp]; |
610 | else |
689 | else |
611 | { |
690 | { |
612 | #if CORO_PREFER_PERL_FUNCTIONS |
691 | #if CORO_PREFER_PERL_FUNCTIONS |
613 | /* this is probably cleaner? but also slower! */ |
692 | /* this is probably cleaner? but also slower! */ |
614 | /* in practise, it seems to be less stable */ |
693 | /* in practise, it seems to be less stable */ |
… | |
… | |
624 | |
703 | |
625 | ecb_inline void |
704 | ecb_inline void |
626 | put_padlist (pTHX_ CV *cv) |
705 | put_padlist (pTHX_ CV *cv) |
627 | { |
706 | { |
628 | MAGIC *mg = CORO_MAGIC_cv (cv); |
707 | MAGIC *mg = CORO_MAGIC_cv (cv); |
629 | AV *av; |
|
|
630 | |
708 | |
631 | if (ecb_expect_false (!mg)) |
709 | if (ecb_expect_false (!mg)) |
|
|
710 | { |
632 | mg = sv_magicext ((SV *)cv, (SV *)newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
711 | mg = sv_magicext ((SV *)cv, 0, CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
|
|
712 | Newz (0, mg->mg_ptr ,sizeof (size_t) + sizeof (PADLIST *), char); |
|
|
713 | mg->mg_len = 1; /* so mg_free frees mg_ptr */ |
|
|
714 | } |
|
|
715 | else |
|
|
716 | Renew (mg->mg_ptr, |
|
|
717 | sizeof(size_t) + (*(size_t *)mg->mg_ptr + 1) * sizeof(PADLIST *), |
|
|
718 | char); |
633 | |
719 | |
634 | av = (AV *)mg->mg_obj; |
720 | ((PADLIST **)(mg->mg_ptr + sizeof (size_t))) [(*(size_t *)mg->mg_ptr)++] = CvPADLIST (cv); |
635 | |
|
|
636 | if (ecb_expect_false (AvFILLp (av) >= AvMAX (av))) |
|
|
637 | av_extend (av, AvFILLp (av) + 1); |
|
|
638 | |
|
|
639 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
|
|
640 | } |
721 | } |
641 | |
722 | |
642 | /** load & save, init *******************************************************/ |
723 | /** load & save, init *******************************************************/ |
643 | |
724 | |
644 | ecb_inline void |
725 | ecb_inline void |
… | |
… | |
665 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
746 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
666 | |
747 | |
667 | /* if SvANY points to the head, we need to adjust the pointers, |
748 | /* if SvANY points to the head, we need to adjust the pointers, |
668 | * as the pointer for a still points to b, and maybe vice versa. |
749 | * as the pointer for a still points to b, and maybe vice versa. |
669 | */ |
750 | */ |
670 | #define svany_in_head(type) \ |
751 | U32 svany_in_head_set = (1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV); |
671 | (((1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV)) & (1 << (type))) |
752 | #if NVSIZE <= IVSIZE && PERL_VERSION_ATLEAST(5,22,0) |
|
|
753 | svany_in_head_set |= 1 << SVt_NV; |
|
|
754 | #endif |
|
|
755 | |
|
|
756 | #define svany_in_head(type) (svany_in_head_set & (1 << (type))) |
672 | |
757 | |
673 | if (svany_in_head (SvTYPE (a))) |
758 | if (svany_in_head (SvTYPE (a))) |
674 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
759 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
675 | |
760 | |
676 | if (svany_in_head (SvTYPE (b))) |
761 | if (svany_in_head (SvTYPE (b))) |
… | |
… | |
679 | #endif |
764 | #endif |
680 | } |
765 | } |
681 | |
766 | |
682 | /* swap sv heads, at least logically */ |
767 | /* swap sv heads, at least logically */ |
683 | static void |
768 | static void |
684 | swap_svs (pTHX_ Coro__State c) |
769 | swap_svs_enter (pTHX_ Coro__State c) |
685 | { |
770 | { |
686 | int i; |
771 | int i; |
687 | |
772 | |
688 | for (i = 0; i <= AvFILLp (c->swap_sv); i += 2) |
773 | for (i = 0; i <= AvFILLp (c->swap_sv); i += 2) |
689 | swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]); |
774 | swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]); |
690 | } |
775 | } |
691 | |
776 | |
|
|
777 | static void |
|
|
778 | swap_svs_leave (pTHX_ Coro__State c) |
|
|
779 | { |
|
|
780 | int i; |
|
|
781 | |
|
|
782 | for (i = AvFILLp (c->swap_sv) - 1; i >= 0; i -= 2) |
|
|
783 | swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]); |
|
|
784 | } |
|
|
785 | |
692 | #define SWAP_SVS(coro) \ |
786 | #define SWAP_SVS_ENTER(coro) \ |
693 | if (ecb_expect_false ((coro)->swap_sv)) \ |
787 | if (ecb_expect_false ((coro)->swap_sv)) \ |
694 | swap_svs (aTHX_ (coro)) |
788 | swap_svs_enter (aTHX_ (coro)) |
|
|
789 | |
|
|
790 | #define SWAP_SVS_LEAVE(coro) \ |
|
|
791 | if (ecb_expect_false ((coro)->swap_sv)) \ |
|
|
792 | swap_svs_leave (aTHX_ (coro)) |
695 | |
793 | |
696 | static void |
794 | static void |
697 | on_enterleave_call (pTHX_ SV *cb); |
795 | on_enterleave_call (pTHX_ SV *cb); |
698 | |
796 | |
699 | static void |
797 | static void |
… | |
… | |
719 | /* now do the ugly restore mess */ |
817 | /* now do the ugly restore mess */ |
720 | while (ecb_expect_true (cv = (CV *)POPs)) |
818 | while (ecb_expect_true (cv = (CV *)POPs)) |
721 | { |
819 | { |
722 | put_padlist (aTHX_ cv); /* mark this padlist as available */ |
820 | put_padlist (aTHX_ cv); /* mark this padlist as available */ |
723 | CvDEPTH (cv) = PTR2IV (POPs); |
821 | CvDEPTH (cv) = PTR2IV (POPs); |
724 | CvPADLIST (cv) = (AV *)POPs; |
822 | CvPADLIST (cv) = (PADLIST *)POPs; |
725 | } |
823 | } |
726 | |
824 | |
727 | PUTBACK; |
825 | PUTBACK; |
728 | } |
826 | } |
729 | |
827 | |
… | |
… | |
744 | |
842 | |
745 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
843 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
746 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
844 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
747 | } |
845 | } |
748 | |
846 | |
|
|
847 | if (ecb_expect_false (c->on_enter_xs)) |
|
|
848 | { |
|
|
849 | int i; |
|
|
850 | |
|
|
851 | for (i = 0; i <= AvFILLp (c->on_enter_xs); i += 2) |
|
|
852 | ((coro_enterleave_hook)AvARRAY (c->on_enter_xs)[i]) (aTHX_ AvARRAY (c->on_enter_xs)[i + 1]); |
|
|
853 | } |
|
|
854 | |
749 | SWAP_SVS (c); |
855 | SWAP_SVS_ENTER (c); |
750 | } |
856 | } |
751 | |
857 | |
752 | static void |
858 | static void |
753 | save_perl (pTHX_ Coro__State c) |
859 | save_perl (pTHX_ Coro__State c) |
754 | { |
860 | { |
755 | SWAP_SVS (c); |
861 | SWAP_SVS_LEAVE (c); |
|
|
862 | |
|
|
863 | if (ecb_expect_false (c->on_leave_xs)) |
|
|
864 | { |
|
|
865 | int i; |
|
|
866 | |
|
|
867 | for (i = AvFILLp (c->on_leave_xs) - 1; i >= 0; i -= 2) |
|
|
868 | ((coro_enterleave_hook)AvARRAY (c->on_leave_xs)[i]) (aTHX_ AvARRAY (c->on_leave_xs)[i + 1]); |
|
|
869 | } |
756 | |
870 | |
757 | if (ecb_expect_false (c->on_leave)) |
871 | if (ecb_expect_false (c->on_leave)) |
758 | { |
872 | { |
759 | int i; |
873 | int i; |
760 | |
874 | |
… | |
… | |
887 | #endif |
1001 | #endif |
888 | |
1002 | |
889 | New(54,PL_savestack,24,ANY); |
1003 | New(54,PL_savestack,24,ANY); |
890 | PL_savestack_ix = 0; |
1004 | PL_savestack_ix = 0; |
891 | PL_savestack_max = 24; |
1005 | PL_savestack_max = 24; |
|
|
1006 | #if PERL_VERSION_ATLEAST (5,24,0) |
|
|
1007 | /* perl 5.24 moves SS_MAXPUSH optimisation from */ |
|
|
1008 | /* the header macros to PL_savestack_max */ |
|
|
1009 | PL_savestack_max -= SS_MAXPUSH; |
|
|
1010 | #endif |
892 | |
1011 | |
893 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1012 | #if !PERL_VERSION_ATLEAST (5,10,0) |
894 | New(54,PL_retstack,4,OP*); |
1013 | New(54,PL_retstack,4,OP*); |
895 | PL_retstack_ix = 0; |
1014 | PL_retstack_ix = 0; |
896 | PL_retstack_max = 4; |
1015 | PL_retstack_max = 4; |
… | |
… | |
962 | } |
1081 | } |
963 | |
1082 | |
964 | return rss; |
1083 | return rss; |
965 | } |
1084 | } |
966 | |
1085 | |
967 | /** coroutine stack handling ************************************************/ |
1086 | /** provide custom get/set/clear methods for %SIG elements ******************/ |
968 | |
|
|
969 | static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg); |
|
|
970 | static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg); |
|
|
971 | static int (*orig_sigelem_clr) (pTHX_ SV *sv, MAGIC *mg); |
|
|
972 | |
1087 | |
973 | /* apparently < 5.8.8 */ |
1088 | /* apparently < 5.8.8 */ |
974 | #ifndef MgPV_nolen_const |
1089 | #ifndef MgPV_nolen_const |
975 | #define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \ |
1090 | #define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \ |
976 | SvPV_nolen((SV*)((mg)->mg_ptr)) : \ |
1091 | SvPV_nolen((SV*)((mg)->mg_ptr)) : \ |
977 | (const char*)(mg)->mg_ptr) |
1092 | (const char*)(mg)->mg_ptr) |
978 | #endif |
1093 | #endif |
|
|
1094 | |
|
|
1095 | /* this will be a patched copy of PL_vtbl_sigelem */ |
|
|
1096 | static MGVTBL coro_sigelem_vtbl; |
|
|
1097 | |
|
|
1098 | static int ecb_cold |
|
|
1099 | coro_sig_copy (pTHX_ SV *sv, MAGIC *mg, SV *nsv, const char *name, I32 namlen) |
|
|
1100 | { |
|
|
1101 | char *key = SvPV_nolen ((SV *)name); |
|
|
1102 | |
|
|
1103 | /* do what mg_copy normally does */ |
|
|
1104 | sv_magic (nsv, mg->mg_obj, PERL_MAGIC_sigelem, name, namlen); |
|
|
1105 | assert (mg_find (nsv, PERL_MAGIC_sigelem)->mg_virtual == &PL_vtbl_sigelem); |
|
|
1106 | |
|
|
1107 | /* patch sigelem vtbl, but only for __WARN__ and __DIE__ */ |
|
|
1108 | if (*key == '_' |
|
|
1109 | && (strEQ (key, "__DIE__") |
|
|
1110 | || strEQ (key, "__WARN__"))) |
|
|
1111 | mg_find (nsv, PERL_MAGIC_sigelem)->mg_virtual = &coro_sigelem_vtbl; |
|
|
1112 | |
|
|
1113 | return 1; |
|
|
1114 | } |
|
|
1115 | |
|
|
1116 | /* perl does not have a %SIG vtbl, we provide one so we can override */ |
|
|
1117 | /* the magic vtbl for the __DIE__ and __WARN__ members */ |
|
|
1118 | static const MGVTBL coro_sig_vtbl = { |
|
|
1119 | 0, 0, 0, 0, 0, |
|
|
1120 | coro_sig_copy |
|
|
1121 | }; |
979 | |
1122 | |
980 | /* |
1123 | /* |
981 | * This overrides the default magic get method of %SIG elements. |
1124 | * This overrides the default magic get method of %SIG elements. |
982 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
1125 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
983 | * and instead of trying to save and restore the hash elements (extremely slow), |
1126 | * and instead of trying to save and restore the hash elements (extremely slow), |
… | |
… | |
985 | */ |
1128 | */ |
986 | static int ecb_cold |
1129 | static int ecb_cold |
987 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
1130 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
988 | { |
1131 | { |
989 | const char *s = MgPV_nolen_const (mg); |
1132 | const char *s = MgPV_nolen_const (mg); |
|
|
1133 | /* the key must be either __DIE__ or __WARN__ here */ |
|
|
1134 | SV **svp = s[2] == 'D' ? &PL_diehook : &PL_warnhook; |
990 | |
1135 | |
991 | if (*s == '_') |
1136 | SV *ssv; |
992 | { |
|
|
993 | SV **svp = 0; |
|
|
994 | |
1137 | |
995 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
|
|
996 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
|
|
997 | |
|
|
998 | if (svp) |
1138 | if (!*svp) |
999 | { |
|
|
1000 | SV *ssv; |
|
|
1001 | |
|
|
1002 | if (!*svp) |
|
|
1003 | ssv = &PL_sv_undef; |
1139 | ssv = &PL_sv_undef; |
1004 | else if (SvTYPE (*svp) == SVt_PVCV) /* perlio directly stores a CV in warnhook. ugh. */ |
1140 | else if (SvTYPE (*svp) == SVt_PVCV) /* perlio directly stores a CV in warnhook. ugh. */ |
1005 | ssv = sv_2mortal (newRV_inc (*svp)); |
1141 | ssv = sv_2mortal (newRV_inc (*svp)); |
1006 | else |
1142 | else |
1007 | ssv = *svp; |
1143 | ssv = *svp; |
1008 | |
1144 | |
1009 | sv_setsv (sv, ssv); |
1145 | sv_setsv (sv, ssv); |
1010 | return 0; |
1146 | return 0; |
1011 | } |
|
|
1012 | } |
|
|
1013 | |
|
|
1014 | return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0; |
|
|
1015 | } |
1147 | } |
1016 | |
1148 | |
1017 | static int ecb_cold |
1149 | static int ecb_cold |
1018 | coro_sigelem_clr (pTHX_ SV *sv, MAGIC *mg) |
1150 | coro_sigelem_clr (pTHX_ SV *sv, MAGIC *mg) |
1019 | { |
1151 | { |
1020 | const char *s = MgPV_nolen_const (mg); |
1152 | const char *s = MgPV_nolen_const (mg); |
|
|
1153 | /* the key must be either __DIE__ or __WARN__ here */ |
|
|
1154 | SV **svp = s[2] == 'D' ? &PL_diehook : &PL_warnhook; |
1021 | |
1155 | |
1022 | if (*s == '_') |
|
|
1023 | { |
|
|
1024 | SV **svp = 0; |
|
|
1025 | |
|
|
1026 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
|
|
1027 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
|
|
1028 | |
|
|
1029 | if (svp) |
|
|
1030 | { |
|
|
1031 | SV *old = *svp; |
1156 | SV *old = *svp; |
1032 | *svp = 0; |
1157 | *svp = 0; |
1033 | SvREFCNT_dec (old); |
1158 | SvREFCNT_dec (old); |
1034 | return 0; |
1159 | return 0; |
1035 | } |
|
|
1036 | } |
|
|
1037 | |
|
|
1038 | return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0; |
|
|
1039 | } |
1160 | } |
1040 | |
1161 | |
1041 | static int ecb_cold |
1162 | static int ecb_cold |
1042 | coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) |
1163 | coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) |
1043 | { |
1164 | { |
1044 | const char *s = MgPV_nolen_const (mg); |
1165 | const char *s = MgPV_nolen_const (mg); |
|
|
1166 | /* the key must be either __DIE__ or __WARN__ here */ |
|
|
1167 | SV **svp = s[2] == 'D' ? &PL_diehook : &PL_warnhook; |
1045 | |
1168 | |
1046 | if (*s == '_') |
|
|
1047 | { |
|
|
1048 | SV **svp = 0; |
|
|
1049 | |
|
|
1050 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
|
|
1051 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
|
|
1052 | |
|
|
1053 | if (svp) |
|
|
1054 | { |
|
|
1055 | SV *old = *svp; |
1169 | SV *old = *svp; |
1056 | *svp = SvOK (sv) ? newSVsv (sv) : 0; |
1170 | *svp = SvOK (sv) ? newSVsv (sv) : 0; |
1057 | SvREFCNT_dec (old); |
1171 | SvREFCNT_dec (old); |
1058 | return 0; |
1172 | return 0; |
1059 | } |
|
|
1060 | } |
|
|
1061 | |
|
|
1062 | return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0; |
|
|
1063 | } |
1173 | } |
1064 | |
1174 | |
1065 | static void |
1175 | static void |
1066 | prepare_nop (pTHX_ struct coro_transfer_args *ta) |
1176 | prepare_nop (pTHX_ struct coro_transfer_args *ta) |
1067 | { |
1177 | { |
… | |
… | |
1078 | static int |
1188 | static int |
1079 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
1189 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
1080 | { |
1190 | { |
1081 | return 1; |
1191 | return 1; |
1082 | } |
1192 | } |
|
|
1193 | |
|
|
1194 | /** coroutine stack handling ************************************************/ |
1083 | |
1195 | |
1084 | static UNOP init_perl_op; |
1196 | static UNOP init_perl_op; |
1085 | |
1197 | |
1086 | ecb_noinline static void /* noinline to keep it out of the transfer fast path */ |
1198 | ecb_noinline static void /* noinline to keep it out of the transfer fast path */ |
1087 | init_perl (pTHX_ struct coro *coro) |
1199 | init_perl (pTHX_ struct coro *coro) |
… | |
… | |
1108 | PL_hints = 0; |
1220 | PL_hints = 0; |
1109 | |
1221 | |
1110 | /* recreate the die/warn hooks */ |
1222 | /* recreate the die/warn hooks */ |
1111 | PL_diehook = SvREFCNT_inc (rv_diehook); |
1223 | PL_diehook = SvREFCNT_inc (rv_diehook); |
1112 | PL_warnhook = SvREFCNT_inc (rv_warnhook); |
1224 | PL_warnhook = SvREFCNT_inc (rv_warnhook); |
1113 | |
1225 | |
1114 | GvSV (PL_defgv) = newSV (0); |
1226 | GvSV (PL_defgv) = newSV (0); |
1115 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
1227 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
1116 | GvSV (PL_errgv) = newSV (0); |
1228 | GvSV (PL_errgv) = newSV (0); |
1117 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
1229 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
1118 | GvHV (PL_hintgv) = 0; |
1230 | GvHV (PL_hintgv) = newHV (); |
|
|
1231 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
|
1232 | hv_magic (GvHV (PL_hintgv), 0, PERL_MAGIC_hints); |
|
|
1233 | #endif |
1119 | PL_rs = newSVsv (GvSV (irsgv)); |
1234 | PL_rs = newSVsv (GvSV (irsgv)); |
1120 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
1235 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
1121 | |
1236 | |
1122 | { |
1237 | { |
1123 | dSP; |
1238 | dSP; |
… | |
… | |
1127 | myop.op_next = Nullop; |
1242 | myop.op_next = Nullop; |
1128 | myop.op_type = OP_ENTERSUB; |
1243 | myop.op_type = OP_ENTERSUB; |
1129 | myop.op_flags = OPf_WANT_VOID; |
1244 | myop.op_flags = OPf_WANT_VOID; |
1130 | |
1245 | |
1131 | PUSHMARK (SP); |
1246 | PUSHMARK (SP); |
1132 | PUSHs ((SV *)coro->startcv); |
1247 | XPUSHs ((SV *)coro->startcv); |
1133 | PUTBACK; |
1248 | PUTBACK; |
1134 | PL_op = (OP *)&myop; |
1249 | PL_op = (OP *)&myop; |
1135 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
1250 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
1136 | } |
1251 | } |
1137 | |
1252 | |
… | |
… | |
1151 | PL_op = (OP *)&init_perl_op; |
1266 | PL_op = (OP *)&init_perl_op; |
1152 | |
1267 | |
1153 | /* copy throw, in case it was set before init_perl */ |
1268 | /* copy throw, in case it was set before init_perl */ |
1154 | CORO_THROW = coro->except; |
1269 | CORO_THROW = coro->except; |
1155 | |
1270 | |
1156 | SWAP_SVS (coro); |
1271 | SWAP_SVS_ENTER (coro); |
1157 | |
1272 | |
1158 | if (ecb_expect_false (enable_times)) |
1273 | if (ecb_expect_false (enable_times)) |
1159 | { |
1274 | { |
1160 | coro_times_update (); |
1275 | coro_times_update (); |
1161 | coro_times_sub (coro); |
1276 | coro_times_sub (coro); |
… | |
… | |
1199 | /* this will cause transfer_check to croak on block*/ |
1314 | /* this will cause transfer_check to croak on block*/ |
1200 | SvRV_set (coro_current, (SV *)coro->hv); |
1315 | SvRV_set (coro_current, (SV *)coro->hv); |
1201 | |
1316 | |
1202 | load_perl (aTHX_ coro); |
1317 | load_perl (aTHX_ coro); |
1203 | |
1318 | |
|
|
1319 | /* restore swapped sv's */ |
|
|
1320 | SWAP_SVS_LEAVE (coro); |
|
|
1321 | |
1204 | coro_unwind_stacks (aTHX); |
1322 | coro_unwind_stacks (aTHX); |
1205 | |
|
|
1206 | /* restore swapped sv's */ |
|
|
1207 | SWAP_SVS (coro); |
|
|
1208 | |
1323 | |
1209 | coro_destruct_stacks (aTHX); |
1324 | coro_destruct_stacks (aTHX); |
1210 | |
1325 | |
1211 | /* now save some sv's to be free'd later */ |
1326 | /* now save some sv's to be free'd later */ |
1212 | svf [0] = GvSV (PL_defgv); |
1327 | svf [0] = GvSV (PL_defgv); |
… | |
… | |
1233 | |
1348 | |
1234 | SvREFCNT_dec (coro->saved_deffh); |
1349 | SvREFCNT_dec (coro->saved_deffh); |
1235 | SvREFCNT_dec (coro->rouse_cb); |
1350 | SvREFCNT_dec (coro->rouse_cb); |
1236 | SvREFCNT_dec (coro->invoke_cb); |
1351 | SvREFCNT_dec (coro->invoke_cb); |
1237 | SvREFCNT_dec (coro->invoke_av); |
1352 | SvREFCNT_dec (coro->invoke_av); |
|
|
1353 | SvREFCNT_dec (coro->on_enter_xs); |
|
|
1354 | SvREFCNT_dec (coro->on_leave_xs); |
1238 | } |
1355 | } |
1239 | } |
1356 | } |
1240 | |
1357 | |
1241 | ecb_inline void |
1358 | ecb_inline void |
1242 | free_coro_mortal (pTHX) |
1359 | free_coro_mortal (pTHX) |
… | |
… | |
1283 | av_push (av, SvREFCNT_inc_NN (*bot++)); |
1400 | av_push (av, SvREFCNT_inc_NN (*bot++)); |
1284 | |
1401 | |
1285 | PL_runops = RUNOPS_DEFAULT; |
1402 | PL_runops = RUNOPS_DEFAULT; |
1286 | ENTER; |
1403 | ENTER; |
1287 | SAVETMPS; |
1404 | SAVETMPS; |
|
|
1405 | PUSHMARK (SP); |
1288 | EXTEND (SP, 3); |
1406 | EXTEND (SP, 3); |
1289 | PUSHMARK (SP); |
|
|
1290 | PUSHs (&PL_sv_no); |
1407 | PUSHs (&PL_sv_no); |
1291 | PUSHs (fullname); |
1408 | PUSHs (fullname); |
1292 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
1409 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
1293 | PUTBACK; |
1410 | PUTBACK; |
1294 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
1411 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
… | |
… | |
1305 | |
1422 | |
1306 | if (PL_curcop != &PL_compiling) |
1423 | if (PL_curcop != &PL_compiling) |
1307 | { |
1424 | { |
1308 | SV **cb; |
1425 | SV **cb; |
1309 | |
1426 | |
1310 | if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB) |
1427 | if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB && cxstack_ix >= 0) |
1311 | { |
1428 | { |
1312 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1429 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1313 | |
1430 | |
1314 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1431 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1315 | { |
1432 | { |
… | |
… | |
1321 | gv_efullname3 (fullname, gv, 0); |
1438 | gv_efullname3 (fullname, gv, 0); |
1322 | |
1439 | |
1323 | PL_runops = RUNOPS_DEFAULT; |
1440 | PL_runops = RUNOPS_DEFAULT; |
1324 | ENTER; |
1441 | ENTER; |
1325 | SAVETMPS; |
1442 | SAVETMPS; |
|
|
1443 | PUSHMARK (SP); |
1326 | EXTEND (SP, 3); |
1444 | EXTEND (SP, 3); |
1327 | PUSHMARK (SP); |
|
|
1328 | PUSHs (&PL_sv_yes); |
1445 | PUSHs (&PL_sv_yes); |
1329 | PUSHs (fullname); |
1446 | PUSHs (fullname); |
1330 | PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
1447 | PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc (SUB_ARGARRAY)) : &PL_sv_undef); |
1331 | PUTBACK; |
1448 | PUTBACK; |
1332 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
1449 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
1333 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
1450 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
1334 | SPAGAIN; |
1451 | SPAGAIN; |
1335 | FREETMPS; |
1452 | FREETMPS; |
… | |
… | |
1345 | dSP; |
1462 | dSP; |
1346 | |
1463 | |
1347 | PL_runops = RUNOPS_DEFAULT; |
1464 | PL_runops = RUNOPS_DEFAULT; |
1348 | ENTER; |
1465 | ENTER; |
1349 | SAVETMPS; |
1466 | SAVETMPS; |
1350 | EXTEND (SP, 3); |
|
|
1351 | PL_runops = RUNOPS_DEFAULT; |
|
|
1352 | PUSHMARK (SP); |
1467 | PUSHMARK (SP); |
|
|
1468 | EXTEND (SP, 2); |
1353 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
1469 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
1354 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
1470 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
1355 | PUTBACK; |
1471 | PUTBACK; |
1356 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0); |
1472 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0); |
1357 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
1473 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
… | |
… | |
1457 | * coro body here, as perl_run destroys these. Likewise, we cannot catch |
1573 | * coro body here, as perl_run destroys these. Likewise, we cannot catch |
1458 | * runtime errors here, as this is just a random interpreter, not a thread. |
1574 | * runtime errors here, as this is just a random interpreter, not a thread. |
1459 | */ |
1575 | */ |
1460 | |
1576 | |
1461 | /* |
1577 | /* |
|
|
1578 | * pp_entersub in 5.24 no longer ENTERs, but perl_destruct |
|
|
1579 | * requires PL_scopestack_ix, so do it here if required. |
|
|
1580 | */ |
|
|
1581 | if (!PL_scopestack_ix) |
|
|
1582 | ENTER; |
|
|
1583 | |
|
|
1584 | /* |
1462 | * If perl-run returns we assume exit() was being called or the coro |
1585 | * If perl-run returns we assume exit() was being called or the coro |
1463 | * fell off the end, which seems to be the only valid (non-bug) |
1586 | * fell off the end, which seems to be the only valid (non-bug) |
1464 | * reason for perl_run to return. We try to mimic whatever perl is normally |
1587 | * reason for perl_run to return. We try to mimic whatever perl is normally |
1465 | * doing in that case. YMMV. |
1588 | * doing in that case. YMMV. |
1466 | */ |
1589 | */ |
… | |
… | |
1487 | static coro_cctx * |
1610 | static coro_cctx * |
1488 | cctx_new_empty (void) |
1611 | cctx_new_empty (void) |
1489 | { |
1612 | { |
1490 | coro_cctx *cctx = cctx_new (); |
1613 | coro_cctx *cctx = cctx_new (); |
1491 | |
1614 | |
1492 | cctx->sptr = 0; |
1615 | cctx->stack.sptr = 0; |
1493 | coro_create (&cctx->cctx, 0, 0, 0, 0); |
1616 | coro_create (&cctx->cctx, 0, 0, 0, 0); |
1494 | |
1617 | |
1495 | return cctx; |
1618 | return cctx; |
1496 | } |
1619 | } |
1497 | |
1620 | |
1498 | /* create a new cctx suitable as destination/running a perl interpreter */ |
1621 | /* create a new cctx suitable as destination/running a perl interpreter */ |
1499 | static coro_cctx * |
1622 | static coro_cctx * |
1500 | cctx_new_run (void) |
1623 | cctx_new_run (void) |
1501 | { |
1624 | { |
1502 | coro_cctx *cctx = cctx_new (); |
1625 | coro_cctx *cctx = cctx_new (); |
1503 | void *stack_start; |
|
|
1504 | size_t stack_size; |
|
|
1505 | |
1626 | |
1506 | #if HAVE_MMAP |
1627 | if (!coro_stack_alloc (&cctx->stack, cctx_stacksize)) |
1507 | cctx->ssize = ((cctx_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE; |
|
|
1508 | /* mmap supposedly does allocate-on-write for us */ |
|
|
1509 | cctx->sptr = mmap (0, cctx->ssize, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANONYMOUS, -1, 0); |
|
|
1510 | |
|
|
1511 | if (cctx->sptr != (void *)-1) |
|
|
1512 | { |
|
|
1513 | #if CORO_STACKGUARD |
|
|
1514 | mprotect (cctx->sptr, CORO_STACKGUARD * PAGESIZE, PROT_NONE); |
|
|
1515 | #endif |
|
|
1516 | stack_start = (char *)cctx->sptr + CORO_STACKGUARD * PAGESIZE; |
|
|
1517 | stack_size = cctx->ssize - CORO_STACKGUARD * PAGESIZE; |
|
|
1518 | cctx->flags |= CC_MAPPED; |
|
|
1519 | } |
1628 | { |
1520 | else |
|
|
1521 | #endif |
|
|
1522 | { |
|
|
1523 | cctx->ssize = cctx_stacksize * (long)sizeof (long); |
|
|
1524 | New (0, cctx->sptr, cctx_stacksize, long); |
|
|
1525 | |
|
|
1526 | if (!cctx->sptr) |
|
|
1527 | { |
|
|
1528 | perror ("FATAL: unable to allocate stack for coroutine, exiting."); |
1629 | perror ("FATAL: unable to allocate stack for coroutine, exiting."); |
1529 | _exit (EXIT_FAILURE); |
1630 | _exit (EXIT_FAILURE); |
1530 | } |
|
|
1531 | |
|
|
1532 | stack_start = cctx->sptr; |
|
|
1533 | stack_size = cctx->ssize; |
|
|
1534 | } |
1631 | } |
1535 | |
1632 | |
1536 | #if CORO_USE_VALGRIND |
|
|
1537 | cctx->valgrind_id = VALGRIND_STACK_REGISTER ((char *)stack_start, (char *)stack_start + stack_size); |
|
|
1538 | #endif |
|
|
1539 | |
|
|
1540 | coro_create (&cctx->cctx, cctx_run, (void *)cctx, stack_start, stack_size); |
1633 | coro_create (&cctx->cctx, cctx_run, (void *)cctx, cctx->stack.sptr, cctx->stack.ssze); |
1541 | |
1634 | |
1542 | return cctx; |
1635 | return cctx; |
1543 | } |
1636 | } |
1544 | |
1637 | |
1545 | static void |
1638 | static void |
… | |
… | |
1551 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current)); |
1644 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current)); |
1552 | |
1645 | |
1553 | --cctx_count; |
1646 | --cctx_count; |
1554 | coro_destroy (&cctx->cctx); |
1647 | coro_destroy (&cctx->cctx); |
1555 | |
1648 | |
1556 | /* coro_transfer creates new, empty cctx's */ |
1649 | coro_stack_free (&cctx->stack); |
1557 | if (cctx->sptr) |
|
|
1558 | { |
|
|
1559 | #if CORO_USE_VALGRIND |
|
|
1560 | VALGRIND_STACK_DEREGISTER (cctx->valgrind_id); |
|
|
1561 | #endif |
|
|
1562 | |
|
|
1563 | #if HAVE_MMAP |
|
|
1564 | if (cctx->flags & CC_MAPPED) |
|
|
1565 | munmap (cctx->sptr, cctx->ssize); |
|
|
1566 | else |
|
|
1567 | #endif |
|
|
1568 | Safefree (cctx->sptr); |
|
|
1569 | } |
|
|
1570 | |
1650 | |
1571 | Safefree (cctx); |
1651 | Safefree (cctx); |
1572 | } |
1652 | } |
1573 | |
1653 | |
1574 | /* wether this cctx should be destructed */ |
1654 | /* wether this cctx should be destructed */ |
… | |
… | |
1593 | } |
1673 | } |
1594 | |
1674 | |
1595 | static void |
1675 | static void |
1596 | cctx_put (coro_cctx *cctx) |
1676 | cctx_put (coro_cctx *cctx) |
1597 | { |
1677 | { |
1598 | assert (("FATAL: cctx_put called on non-initialised cctx in Coro (please report)", cctx->sptr)); |
1678 | assert (("FATAL: cctx_put called on non-initialised cctx in Coro (please report)", cctx->stack.sptr)); |
1599 | |
1679 | |
1600 | /* free another cctx if overlimit */ |
1680 | /* free another cctx if overlimit */ |
1601 | if (ecb_expect_false (cctx_idle >= cctx_max_idle)) |
1681 | if (ecb_expect_false (cctx_idle >= cctx_max_idle)) |
1602 | { |
1682 | { |
1603 | coro_cctx *first = cctx_first; |
1683 | coro_cctx *first = cctx_first; |
… | |
… | |
1729 | return; |
1809 | return; |
1730 | |
1810 | |
1731 | slf_destroy (aTHX_ coro); |
1811 | slf_destroy (aTHX_ coro); |
1732 | |
1812 | |
1733 | coro->flags |= CF_ZOMBIE; |
1813 | coro->flags |= CF_ZOMBIE; |
1734 | |
1814 | |
1735 | if (coro->flags & CF_READY) |
1815 | if (coro->flags & CF_READY) |
1736 | { |
1816 | { |
1737 | /* reduce nready, as destroying a ready coro effectively unreadies it */ |
1817 | /* reduce nready, as destroying a ready coro effectively unreadies it */ |
1738 | /* alternative: look through all ready queues and remove the coro */ |
1818 | /* alternative: look through all ready queues and remove the coro */ |
1739 | --coro_nready; |
1819 | --coro_nready; |
… | |
… | |
1935 | /* nothing to schedule: call the idle handler */ |
2015 | /* nothing to schedule: call the idle handler */ |
1936 | if (SvROK (sv_idle) |
2016 | if (SvROK (sv_idle) |
1937 | && SvOBJECT (SvRV (sv_idle))) |
2017 | && SvOBJECT (SvRV (sv_idle))) |
1938 | { |
2018 | { |
1939 | if (SvRV (sv_idle) == SvRV (coro_current)) |
2019 | if (SvRV (sv_idle) == SvRV (coro_current)) |
|
|
2020 | { |
|
|
2021 | require_pv ("Carp"); |
|
|
2022 | |
|
|
2023 | { |
|
|
2024 | dSP; |
|
|
2025 | |
|
|
2026 | ENTER; |
|
|
2027 | SAVETMPS; |
|
|
2028 | |
|
|
2029 | PUSHMARK (SP); |
1940 | croak ("FATAL: $Coro::IDLE blocked itself - did you try to block inside an event loop callback? Caught"); |
2030 | XPUSHs (sv_2mortal (newSVpv ("FATAL: $Coro::idle blocked itself - did you try to block inside an event loop callback? Caught", 0))); |
|
|
2031 | PUTBACK; |
|
|
2032 | call_pv ("Carp::confess", G_VOID | G_DISCARD); |
|
|
2033 | |
|
|
2034 | FREETMPS; |
|
|
2035 | LEAVE; |
|
|
2036 | } |
|
|
2037 | } |
1941 | |
2038 | |
1942 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
2039 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1943 | api_ready (aTHX_ SvRV (sv_idle)); |
2040 | api_ready (aTHX_ SvRV (sv_idle)); |
1944 | --coro_nready; |
2041 | --coro_nready; |
1945 | } |
2042 | } |
… | |
… | |
2143 | AV *od = coro->on_destroy; |
2240 | AV *od = coro->on_destroy; |
2144 | |
2241 | |
2145 | if (!od) |
2242 | if (!od) |
2146 | return; |
2243 | return; |
2147 | |
2244 | |
|
|
2245 | coro->on_destroy = 0; |
|
|
2246 | sv_2mortal ((SV *)od); |
|
|
2247 | |
2148 | while (AvFILLp (od) >= 0) |
2248 | while (AvFILLp (od) >= 0) |
2149 | { |
2249 | { |
2150 | SV *cb = sv_2mortal (av_pop (od)); |
2250 | SV *cb = sv_2mortal (av_pop (od)); |
2151 | |
2251 | |
2152 | /* coro hv's (and only hv's at the moment) are supported as well */ |
2252 | /* coro hv's (and only hv's at the moment) are supported as well */ |
… | |
… | |
2172 | |
2272 | |
2173 | static void |
2273 | static void |
2174 | coro_set_status (pTHX_ struct coro *coro, SV **arg, int items) |
2274 | coro_set_status (pTHX_ struct coro *coro, SV **arg, int items) |
2175 | { |
2275 | { |
2176 | AV *av; |
2276 | AV *av; |
2177 | |
2277 | |
2178 | if (coro->status) |
2278 | if (coro->status) |
2179 | { |
2279 | { |
2180 | av = coro->status; |
2280 | av = coro->status; |
2181 | av_clear (av); |
2281 | av_clear (av); |
2182 | } |
2282 | } |
… | |
… | |
2229 | |
2329 | |
2230 | coro = SvSTATE (arg [0]); |
2330 | coro = SvSTATE (arg [0]); |
2231 | coro_hv = coro->hv; |
2331 | coro_hv = coro->hv; |
2232 | |
2332 | |
2233 | coro_set_status (aTHX_ coro, arg + 1, items - 1); |
2333 | coro_set_status (aTHX_ coro, arg + 1, items - 1); |
2234 | |
2334 | |
2235 | if (ecb_expect_false (coro->flags & CF_NOCANCEL)) |
2335 | if (ecb_expect_false (coro->flags & CF_NOCANCEL)) |
2236 | { |
2336 | { |
2237 | /* coro currently busy cancelling something, so just notify it */ |
2337 | /* coro currently busy cancelling something, so just notify it */ |
2238 | coro->slf_frame.data = (void *)coro; |
2338 | coro->slf_frame.data = (void *)coro; |
2239 | |
2339 | |
… | |
… | |
2246 | slf_init_terminate_cancel_common (aTHX_ frame, coro_hv); |
2346 | slf_init_terminate_cancel_common (aTHX_ frame, coro_hv); |
2247 | } |
2347 | } |
2248 | else |
2348 | else |
2249 | { |
2349 | { |
2250 | struct coro *self = SvSTATE_current; |
2350 | struct coro *self = SvSTATE_current; |
|
|
2351 | |
|
|
2352 | if (!self) |
|
|
2353 | croak ("Coro::cancel called outside of thread content,"); |
2251 | |
2354 | |
2252 | /* otherwise we cancel directly, purely for speed reasons |
2355 | /* otherwise we cancel directly, purely for speed reasons |
2253 | * unfortunately, this requires some magic trickery, as |
2356 | * unfortunately, this requires some magic trickery, as |
2254 | * somebody else could cancel us, so we have to fight the cancellation. |
2357 | * somebody else could cancel us, so we have to fight the cancellation. |
2255 | * this is ugly, and hopefully fully worth the extra speed. |
2358 | * this is ugly, and hopefully fully worth the extra speed. |
… | |
… | |
2288 | safe_cancel (pTHX_ struct coro *coro, SV **arg, int items) |
2391 | safe_cancel (pTHX_ struct coro *coro, SV **arg, int items) |
2289 | { |
2392 | { |
2290 | if (coro->cctx) |
2393 | if (coro->cctx) |
2291 | croak ("coro inside C callback, unable to cancel at this time, caught"); |
2394 | croak ("coro inside C callback, unable to cancel at this time, caught"); |
2292 | |
2395 | |
2293 | if (coro->flags & CF_NEW) |
2396 | if (coro->flags & (CF_NEW | CF_ZOMBIE)) |
2294 | { |
2397 | { |
2295 | coro_set_status (aTHX_ coro, arg, items); |
2398 | coro_set_status (aTHX_ coro, arg, items); |
2296 | coro_state_destroy (aTHX_ coro); |
2399 | coro_state_destroy (aTHX_ coro); |
2297 | } |
2400 | } |
2298 | else |
2401 | else |
… | |
… | |
2365 | else |
2468 | else |
2366 | { |
2469 | { |
2367 | av_clear (GvAV (PL_defgv)); |
2470 | av_clear (GvAV (PL_defgv)); |
2368 | hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0); |
2471 | hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0); |
2369 | |
2472 | |
|
|
2473 | if (ecb_expect_false (coro->swap_sv)) |
|
|
2474 | { |
|
|
2475 | SWAP_SVS_LEAVE (coro); |
|
|
2476 | SvREFCNT_dec_NN (coro->swap_sv); |
|
|
2477 | coro->swap_sv = 0; |
|
|
2478 | } |
|
|
2479 | |
2370 | coro->prio = 0; |
2480 | coro->prio = 0; |
2371 | |
2481 | |
2372 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
2482 | if (ecb_expect_false (coro->cctx) && ecb_expect_false (coro->cctx->flags & CC_TRACE)) |
2373 | api_trace (aTHX_ coro_current, 0); |
2483 | api_trace (aTHX_ coro_current, 0); |
2374 | |
2484 | |
2375 | frame->prepare = prepare_schedule; |
2485 | frame->prepare = prepare_schedule; |
2376 | av_push (av_async_pool, SvREFCNT_inc (hv)); |
2486 | av_push (av_async_pool, SvREFCNT_inc_NN (hv)); |
2377 | } |
2487 | } |
2378 | } |
2488 | } |
2379 | else |
2489 | else |
2380 | { |
2490 | { |
2381 | /* first iteration, simply fall through */ |
2491 | /* first iteration, simply fall through */ |
… | |
… | |
2395 | coro_rouse_callback (pTHX_ CV *cv) |
2505 | coro_rouse_callback (pTHX_ CV *cv) |
2396 | { |
2506 | { |
2397 | dXSARGS; |
2507 | dXSARGS; |
2398 | SV *data = (SV *)S_GENSUB_ARG; |
2508 | SV *data = (SV *)S_GENSUB_ARG; |
2399 | |
2509 | |
|
|
2510 | /* data starts being the coro, and is replaced by the results when done */ |
2400 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2511 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2401 | { |
2512 | { |
2402 | /* first call, set args */ |
2513 | /* first call, set args */ |
2403 | SV *coro = SvRV (data); |
2514 | SV *coro = SvRV (data); |
2404 | AV *av = newAV (); |
2515 | AV *av = newAV (); |
… | |
… | |
2408 | /* better take a full copy of the arguments */ |
2519 | /* better take a full copy of the arguments */ |
2409 | while (items--) |
2520 | while (items--) |
2410 | av_store (av, items, newSVsv (ST (items))); |
2521 | av_store (av, items, newSVsv (ST (items))); |
2411 | |
2522 | |
2412 | api_ready (aTHX_ coro); |
2523 | api_ready (aTHX_ coro); |
2413 | SvREFCNT_dec (coro); |
2524 | SvREFCNT_dec_NN (coro); |
2414 | } |
2525 | } |
2415 | |
2526 | |
2416 | XSRETURN_EMPTY; |
2527 | XSRETURN_EMPTY; |
2417 | } |
2528 | } |
2418 | |
2529 | |
2419 | static int |
2530 | static int |
2420 | slf_check_rouse_wait (pTHX_ struct CoroSLF *frame) |
2531 | slf_check_rouse_wait (pTHX_ struct CoroSLF *frame) |
2421 | { |
2532 | { |
2422 | SV *data = (SV *)frame->data; |
2533 | SV *data = (SV *)frame->data; |
2423 | |
2534 | |
2424 | if (CORO_THROW) |
2535 | if (CORO_THROW) |
2425 | return 0; |
2536 | return 0; |
2426 | |
2537 | |
2427 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2538 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2428 | return 1; |
2539 | return 1; |
… | |
… | |
2464 | cb = sv_2mortal (coro->rouse_cb); |
2575 | cb = sv_2mortal (coro->rouse_cb); |
2465 | coro->rouse_cb = 0; |
2576 | coro->rouse_cb = 0; |
2466 | } |
2577 | } |
2467 | |
2578 | |
2468 | if (!SvROK (cb) |
2579 | if (!SvROK (cb) |
2469 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2580 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2470 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2581 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2471 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2582 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2472 | |
2583 | |
2473 | { |
2584 | { |
2474 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
2585 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
… | |
… | |
2487 | struct coro *coro = SvSTATE_hv (hv); |
2598 | struct coro *coro = SvSTATE_hv (hv); |
2488 | SV *data = newRV_inc ((SV *)hv); |
2599 | SV *data = newRV_inc ((SV *)hv); |
2489 | SV *cb = s_gensub (aTHX_ coro_rouse_callback, (void *)data); |
2600 | SV *cb = s_gensub (aTHX_ coro_rouse_callback, (void *)data); |
2490 | |
2601 | |
2491 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
2602 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
2492 | SvREFCNT_dec (data); /* magicext increases the refcount */ |
2603 | SvREFCNT_dec_NN (data); /* magicext increases the refcount */ |
2493 | |
2604 | |
2494 | SvREFCNT_dec (coro->rouse_cb); |
2605 | SvREFCNT_dec (coro->rouse_cb); |
2495 | coro->rouse_cb = SvREFCNT_inc_NN (cb); |
2606 | coro->rouse_cb = SvREFCNT_inc_NN (cb); |
2496 | |
2607 | |
2497 | return cb; |
2608 | return cb; |
… | |
… | |
2597 | |
2708 | |
2598 | /* "undo"/cancel a running slf call - used when cancelling a coro, mainly */ |
2709 | /* "undo"/cancel a running slf call - used when cancelling a coro, mainly */ |
2599 | static void |
2710 | static void |
2600 | slf_destroy (pTHX_ struct coro *coro) |
2711 | slf_destroy (pTHX_ struct coro *coro) |
2601 | { |
2712 | { |
2602 | /* this callback is reserved for slf functions needing to do cleanup */ |
2713 | struct CoroSLF frame = coro->slf_frame; |
2603 | if (coro->slf_frame.destroy && coro->slf_frame.prepare && !PL_dirty) |
|
|
2604 | coro->slf_frame.destroy (aTHX_ &coro->slf_frame); |
|
|
2605 | |
2714 | |
2606 | /* |
2715 | /* |
2607 | * The on_destroy above most likely is from an SLF call. |
2716 | * The on_destroy below most likely is from an SLF call. |
2608 | * Since by definition the SLF call will not finish when we destroy |
2717 | * Since by definition the SLF call will not finish when we destroy |
2609 | * the coro, we will have to force-finish it here, otherwise |
2718 | * the coro, we will have to force-finish it here, otherwise |
2610 | * cleanup functions cannot call SLF functions. |
2719 | * cleanup functions cannot call SLF functions. |
2611 | */ |
2720 | */ |
2612 | coro->slf_frame.prepare = 0; |
2721 | coro->slf_frame.prepare = 0; |
|
|
2722 | |
|
|
2723 | /* this callback is reserved for slf functions needing to do cleanup */ |
|
|
2724 | if (frame.destroy && frame.prepare && !PL_dirty) |
|
|
2725 | frame.destroy (aTHX_ &frame); |
2613 | } |
2726 | } |
2614 | |
2727 | |
2615 | /* |
2728 | /* |
2616 | * these not obviously related functions are all rolled into one |
2729 | * these not obviously related functions are all rolled into one |
2617 | * function to increase chances that they all will call transfer with the same |
2730 | * function to increase chances that they all will call transfer with the same |
… | |
… | |
2800 | static void |
2913 | static void |
2801 | coro_pop_on_leave (pTHX_ void *coro) |
2914 | coro_pop_on_leave (pTHX_ void *coro) |
2802 | { |
2915 | { |
2803 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
2916 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
2804 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
2917 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
|
|
2918 | } |
|
|
2919 | |
|
|
2920 | static void |
|
|
2921 | enterleave_hook_xs (pTHX_ struct coro *coro, AV **avp, coro_enterleave_hook hook, void *arg) |
|
|
2922 | { |
|
|
2923 | if (!hook) |
|
|
2924 | return; |
|
|
2925 | |
|
|
2926 | if (!*avp) |
|
|
2927 | { |
|
|
2928 | *avp = newAV (); |
|
|
2929 | AvREAL_off (*avp); |
|
|
2930 | } |
|
|
2931 | |
|
|
2932 | av_push (*avp, (SV *)hook); |
|
|
2933 | av_push (*avp, (SV *)arg); |
|
|
2934 | } |
|
|
2935 | |
|
|
2936 | static void |
|
|
2937 | enterleave_unhook_xs (pTHX_ struct coro *coro, AV **avp, coro_enterleave_hook hook, int execute) |
|
|
2938 | { |
|
|
2939 | AV *av = *avp; |
|
|
2940 | int i; |
|
|
2941 | |
|
|
2942 | if (!av) |
|
|
2943 | return; |
|
|
2944 | |
|
|
2945 | for (i = AvFILLp (av) - 1; i >= 0; i -= 2) |
|
|
2946 | if (AvARRAY (av)[i] == (SV *)hook) |
|
|
2947 | { |
|
|
2948 | if (execute) |
|
|
2949 | hook (aTHX_ (void *)AvARRAY (av)[i + 1]); |
|
|
2950 | |
|
|
2951 | memmove (AvARRAY (av) + i, AvARRAY (av) + i + 2, AvFILLp (av) - i - 1); |
|
|
2952 | av_pop (av); |
|
|
2953 | av_pop (av); |
|
|
2954 | break; |
|
|
2955 | } |
|
|
2956 | |
|
|
2957 | if (AvFILLp (av) >= 0) |
|
|
2958 | { |
|
|
2959 | *avp = 0; |
|
|
2960 | SvREFCNT_dec_NN (av); |
|
|
2961 | } |
|
|
2962 | } |
|
|
2963 | |
|
|
2964 | static void |
|
|
2965 | api_enterleave_hook (pTHX_ SV *coro_sv, coro_enterleave_hook enter, void *enter_arg, coro_enterleave_hook leave, void *leave_arg) |
|
|
2966 | { |
|
|
2967 | struct coro *coro = SvSTATE (coro_sv); |
|
|
2968 | |
|
|
2969 | if (SvSTATE_current == coro) |
|
|
2970 | if (enter) |
|
|
2971 | enter (aTHX_ enter_arg); |
|
|
2972 | |
|
|
2973 | enterleave_hook_xs (aTHX_ coro, &coro->on_enter_xs, enter, enter_arg); |
|
|
2974 | enterleave_hook_xs (aTHX_ coro, &coro->on_leave_xs, leave, leave_arg); |
|
|
2975 | } |
|
|
2976 | |
|
|
2977 | static void |
|
|
2978 | api_enterleave_unhook (pTHX_ SV *coro_sv, coro_enterleave_hook enter, coro_enterleave_hook leave) |
|
|
2979 | { |
|
|
2980 | struct coro *coro = SvSTATE (coro_sv); |
|
|
2981 | |
|
|
2982 | enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0); |
|
|
2983 | enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, SvSTATE_current == coro); |
|
|
2984 | } |
|
|
2985 | |
|
|
2986 | static void |
|
|
2987 | savedestructor_unhook_enter (pTHX_ coro_enterleave_hook enter) |
|
|
2988 | { |
|
|
2989 | struct coro *coro = SvSTATE_current; |
|
|
2990 | |
|
|
2991 | enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0); |
|
|
2992 | } |
|
|
2993 | |
|
|
2994 | static void |
|
|
2995 | savedestructor_unhook_leave (pTHX_ coro_enterleave_hook leave) |
|
|
2996 | { |
|
|
2997 | struct coro *coro = SvSTATE_current; |
|
|
2998 | |
|
|
2999 | enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, 1); |
|
|
3000 | } |
|
|
3001 | |
|
|
3002 | static void |
|
|
3003 | api_enterleave_scope_hook (pTHX_ coro_enterleave_hook enter, void *enter_arg, coro_enterleave_hook leave, void *leave_arg) |
|
|
3004 | { |
|
|
3005 | api_enterleave_hook (aTHX_ coro_current, enter, enter_arg, leave, leave_arg); |
|
|
3006 | |
|
|
3007 | /* this ought to be much cheaper than malloc + a single destructor call */ |
|
|
3008 | if (enter) SAVEDESTRUCTOR_X (savedestructor_unhook_enter, enter); |
|
|
3009 | if (leave) SAVEDESTRUCTOR_X (savedestructor_unhook_leave, leave); |
2805 | } |
3010 | } |
2806 | |
3011 | |
2807 | /*****************************************************************************/ |
3012 | /*****************************************************************************/ |
2808 | /* PerlIO::cede */ |
3013 | /* PerlIO::cede */ |
2809 | |
3014 | |
… | |
… | |
2939 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
3144 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
2940 | PUTBACK; |
3145 | PUTBACK; |
2941 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
3146 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
2942 | } |
3147 | } |
2943 | |
3148 | |
2944 | SvREFCNT_dec (cb); |
3149 | SvREFCNT_dec_NN (cb); |
2945 | } |
3150 | } |
2946 | } |
3151 | } |
2947 | |
3152 | |
2948 | static void |
3153 | static void |
2949 | coro_semaphore_destroy (pTHX_ struct CoroSLF *frame) |
3154 | coro_semaphore_destroy (pTHX_ struct CoroSLF *frame) |
… | |
… | |
2957 | { |
3162 | { |
2958 | AV *av = (AV *)frame->data; |
3163 | AV *av = (AV *)frame->data; |
2959 | SV *count_sv = AvARRAY (av)[0]; |
3164 | SV *count_sv = AvARRAY (av)[0]; |
2960 | SV *coro_hv = SvRV (coro_current); |
3165 | SV *coro_hv = SvRV (coro_current); |
2961 | |
3166 | |
|
|
3167 | frame->destroy = 0; |
|
|
3168 | |
2962 | /* if we are about to throw, don't actually acquire the lock, just throw */ |
3169 | /* if we are about to throw, don't actually acquire the lock, just throw */ |
2963 | if (CORO_THROW) |
3170 | if (ecb_expect_false (CORO_THROW)) |
|
|
3171 | { |
|
|
3172 | /* we still might be responsible for the semaphore, so wake up others */ |
|
|
3173 | coro_semaphore_adjust (aTHX_ av, 0); |
|
|
3174 | |
2964 | return 0; |
3175 | return 0; |
|
|
3176 | } |
2965 | else if (SvIVX (count_sv) > 0) |
3177 | else if (SvIVX (count_sv) > 0) |
2966 | { |
3178 | { |
2967 | frame->destroy = 0; |
|
|
2968 | |
|
|
2969 | if (acquire) |
3179 | if (acquire) |
2970 | SvIVX (count_sv) = SvIVX (count_sv) - 1; |
3180 | SvIVX (count_sv) = SvIVX (count_sv) - 1; |
2971 | else |
3181 | else |
2972 | coro_semaphore_adjust (aTHX_ av, 0); |
3182 | coro_semaphore_adjust (aTHX_ av, 0); |
2973 | |
3183 | |
… | |
… | |
3084 | { |
3294 | { |
3085 | api_ready (aTHX_ cb); |
3295 | api_ready (aTHX_ cb); |
3086 | sv_setiv (cb, 0); /* signal waiter */ |
3296 | sv_setiv (cb, 0); /* signal waiter */ |
3087 | } |
3297 | } |
3088 | |
3298 | |
3089 | SvREFCNT_dec (cb); |
3299 | SvREFCNT_dec_NN (cb); |
3090 | |
3300 | |
3091 | --count; |
3301 | --count; |
3092 | } |
3302 | } |
3093 | } |
3303 | } |
3094 | |
3304 | |
… | |
… | |
3179 | } |
3389 | } |
3180 | |
3390 | |
3181 | av_push (state, data_sv); |
3391 | av_push (state, data_sv); |
3182 | |
3392 | |
3183 | api_ready (aTHX_ coro); |
3393 | api_ready (aTHX_ coro); |
3184 | SvREFCNT_dec (coro); |
3394 | SvREFCNT_dec_NN (coro); |
3185 | SvREFCNT_dec ((AV *)state); |
3395 | SvREFCNT_dec_NN ((AV *)state); |
3186 | } |
3396 | } |
3187 | |
3397 | |
3188 | static int |
3398 | static int |
3189 | slf_check_aio_req (pTHX_ struct CoroSLF *frame) |
3399 | slf_check_aio_req (pTHX_ struct CoroSLF *frame) |
3190 | { |
3400 | { |
… | |
… | |
3195 | /* it quickly returns */ |
3405 | /* it quickly returns */ |
3196 | if (CORO_THROW) |
3406 | if (CORO_THROW) |
3197 | return 0; |
3407 | return 0; |
3198 | |
3408 | |
3199 | /* one element that is an RV? repeat! */ |
3409 | /* one element that is an RV? repeat! */ |
3200 | if (AvFILLp (state) == 0 && SvROK (AvARRAY (state)[0])) |
3410 | if (AvFILLp (state) == 0 && SvTYPE (AvARRAY (state)[0]) != SVt_PV) |
3201 | return 1; |
3411 | return 1; |
3202 | |
3412 | |
3203 | /* restore status */ |
3413 | /* restore status */ |
3204 | { |
3414 | { |
3205 | SV *data_sv = av_pop (state); |
3415 | SV *data_sv = av_pop (state); |
… | |
… | |
3208 | errno = data->errorno; |
3418 | errno = data->errorno; |
3209 | PL_laststype = data->laststype; |
3419 | PL_laststype = data->laststype; |
3210 | PL_laststatval = data->laststatval; |
3420 | PL_laststatval = data->laststatval; |
3211 | PL_statcache = data->statcache; |
3421 | PL_statcache = data->statcache; |
3212 | |
3422 | |
3213 | SvREFCNT_dec (data_sv); |
3423 | SvREFCNT_dec_NN (data_sv); |
3214 | } |
3424 | } |
3215 | |
3425 | |
3216 | /* push result values */ |
3426 | /* push result values */ |
3217 | { |
3427 | { |
3218 | dSP; |
3428 | dSP; |
… | |
… | |
3407 | |
3617 | |
3408 | map_len = load_len + save_len + 16; |
3618 | map_len = load_len + save_len + 16; |
3409 | |
3619 | |
3410 | map_base = mmap (0, map_len, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); |
3620 | map_base = mmap (0, map_len, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); |
3411 | |
3621 | |
|
|
3622 | if (map_base == (char *)MAP_FAILED) |
|
|
3623 | map_base = mmap (0, map_len, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); |
|
|
3624 | |
3412 | assert (("Coro: unable to mmap jit code page, cannot continue.", map_base != (char *)MAP_FAILED)); |
3625 | assert (("Coro: unable to mmap jit code page, cannot continue.", map_base != (char *)MAP_FAILED)); |
3413 | |
3626 | |
3414 | load_perl_slots = (load_save_perl_slots_type)map_base; |
3627 | load_perl_slots = (load_save_perl_slots_type)map_base; |
3415 | memcpy (map_base, load_ptr, load_len); |
3628 | memcpy (map_base, load_ptr, load_len); |
3416 | |
3629 | |
… | |
… | |
3433 | |
3646 | |
3434 | PROTOTYPES: DISABLE |
3647 | PROTOTYPES: DISABLE |
3435 | |
3648 | |
3436 | BOOT: |
3649 | BOOT: |
3437 | { |
3650 | { |
|
|
3651 | #define VARx(name,expr,type) if (sizeof (type) < sizeof (expr)) croak ("FATAL: Coro thread context slot '" # name "' too small for this version of perl."); |
|
|
3652 | #include "state.h" |
3438 | #ifdef USE_ITHREADS |
3653 | #ifdef USE_ITHREADS |
3439 | # if CORO_PTHREAD |
3654 | # if CORO_PTHREAD |
3440 | coro_thx = PERL_GET_CONTEXT; |
3655 | coro_thx = PERL_GET_CONTEXT; |
3441 | # endif |
3656 | # endif |
3442 | #endif |
3657 | #endif |
3443 | BOOT_PAGESIZE; |
|
|
3444 | |
|
|
3445 | /* perl defines these to check for existance first, but why it doesn't */ |
3658 | /* perl defines these to check for existance first, but why it doesn't */ |
3446 | /* just create them one at init time is not clear to me, except for */ |
3659 | /* just create them one at init time is not clear to me, except for */ |
3447 | /* programs trying to delete them, but... */ |
3660 | /* programs trying to delete them, but... */ |
3448 | /* anyway, we declare this as invalid and make sure they are initialised here */ |
3661 | /* anyway, we declare this as invalid and make sure they are initialised here */ |
3449 | DEFSV; |
3662 | DEFSV; |
… | |
… | |
3452 | cctx_current = cctx_new_empty (); |
3665 | cctx_current = cctx_new_empty (); |
3453 | |
3666 | |
3454 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
3667 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
3455 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
3668 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
3456 | |
3669 | |
3457 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
3670 | { |
3458 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
3671 | /* |
3459 | orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr; |
3672 | * we provide a vtbvl for %SIG magic that replaces PL_vtbl_sig |
|
|
3673 | * by coro_sig_vtbl in hash values. |
|
|
3674 | */ |
|
|
3675 | MAGIC *mg = mg_find ((SV *)GvHV (gv_fetchpv ("SIG", GV_ADD | GV_NOTQUAL, SVt_PVHV)), PERL_MAGIC_sig); |
|
|
3676 | |
|
|
3677 | /* this only works if perl doesn't have a vtbl for %SIG */ |
|
|
3678 | assert (!mg->mg_virtual); |
|
|
3679 | |
|
|
3680 | /* |
|
|
3681 | * The irony is that the perl API itself asserts that mg_virtual |
|
|
3682 | * must be non-const, yet perl5porters insisted on marking their |
|
|
3683 | * vtbls as read-only, just to thwart perl modules from patching |
|
|
3684 | * them. |
|
|
3685 | */ |
|
|
3686 | mg->mg_virtual = (MGVTBL *)&coro_sig_vtbl; |
|
|
3687 | mg->mg_flags |= MGf_COPY; |
|
|
3688 | |
|
|
3689 | coro_sigelem_vtbl = PL_vtbl_sigelem; |
|
|
3690 | coro_sigelem_vtbl.svt_get = coro_sigelem_get; |
|
|
3691 | coro_sigelem_vtbl.svt_set = coro_sigelem_set; |
|
|
3692 | coro_sigelem_vtbl.svt_clear = coro_sigelem_clr; |
|
|
3693 | } |
3460 | |
3694 | |
3461 | hv_sig = coro_get_hv (aTHX_ "SIG", TRUE); |
|
|
3462 | rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); |
3695 | rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); |
3463 | rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); |
3696 | rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); |
3464 | |
3697 | |
3465 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
3698 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
|
|
3699 | |
|
|
3700 | newCONSTSUB (coro_state_stash, "BACKEND", newSVpv (CORO_BACKEND, 0)); /* undocumented */ |
3466 | |
3701 | |
3467 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
3702 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
3468 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
3703 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
3469 | newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE)); |
3704 | newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE)); |
3470 | newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL)); |
3705 | newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL)); |
… | |
… | |
3519 | void |
3754 | void |
3520 | transfer (...) |
3755 | transfer (...) |
3521 | PROTOTYPE: $$ |
3756 | PROTOTYPE: $$ |
3522 | CODE: |
3757 | CODE: |
3523 | CORO_EXECUTE_SLF_XS (slf_init_transfer); |
3758 | CORO_EXECUTE_SLF_XS (slf_init_transfer); |
3524 | |
|
|
3525 | void |
|
|
3526 | _exit (int code) |
|
|
3527 | PROTOTYPE: $ |
|
|
3528 | CODE: |
|
|
3529 | _exit (code); |
|
|
3530 | |
3759 | |
3531 | SV * |
3760 | SV * |
3532 | clone (Coro::State coro) |
3761 | clone (Coro::State coro) |
3533 | CODE: |
3762 | CODE: |
3534 | { |
3763 | { |
… | |
… | |
3589 | void |
3818 | void |
3590 | list () |
3819 | list () |
3591 | PROTOTYPE: |
3820 | PROTOTYPE: |
3592 | PPCODE: |
3821 | PPCODE: |
3593 | { |
3822 | { |
3594 | struct coro *coro; |
3823 | struct coro *coro; |
3595 | for (coro = coro_first; coro; coro = coro->next) |
3824 | for (coro = coro_first; coro; coro = coro->next) |
3596 | if (coro->hv) |
3825 | if (coro->hv) |
3597 | XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv))); |
3826 | XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv))); |
3598 | } |
3827 | } |
3599 | |
3828 | |
… | |
… | |
3601 | call (Coro::State coro, SV *coderef) |
3830 | call (Coro::State coro, SV *coderef) |
3602 | ALIAS: |
3831 | ALIAS: |
3603 | eval = 1 |
3832 | eval = 1 |
3604 | CODE: |
3833 | CODE: |
3605 | { |
3834 | { |
|
|
3835 | struct coro *current = SvSTATE_current; |
|
|
3836 | |
3606 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
3837 | if ((coro == current) || (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot))) |
3607 | { |
3838 | { |
3608 | struct coro *current = SvSTATE_current; |
|
|
3609 | struct CoroSLF slf_save; |
3839 | struct CoroSLF slf_save; |
3610 | |
3840 | |
3611 | if (current != coro) |
3841 | if (current != coro) |
3612 | { |
3842 | { |
3613 | PUTBACK; |
3843 | PUTBACK; |
… | |
… | |
3663 | RETVAL = boolSV (coro->flags & ix); |
3893 | RETVAL = boolSV (coro->flags & ix); |
3664 | OUTPUT: |
3894 | OUTPUT: |
3665 | RETVAL |
3895 | RETVAL |
3666 | |
3896 | |
3667 | void |
3897 | void |
3668 | throw (Coro::State self, SV *exception = &PL_sv_undef) |
3898 | throw (SV *self, SV *exception = &PL_sv_undef) |
3669 | PROTOTYPE: $;$ |
3899 | PROTOTYPE: $;$ |
3670 | CODE: |
3900 | CODE: |
3671 | { |
3901 | { |
|
|
3902 | struct coro *coro = SvSTATE (self); |
3672 | struct coro *current = SvSTATE_current; |
3903 | struct coro *current = SvSTATE_current; |
3673 | SV **exceptionp = self == current ? &CORO_THROW : &self->except; |
3904 | SV **exceptionp = coro == current ? &CORO_THROW : &coro->except; |
3674 | SvREFCNT_dec (*exceptionp); |
3905 | SvREFCNT_dec (*exceptionp); |
3675 | SvGETMAGIC (exception); |
3906 | SvGETMAGIC (exception); |
3676 | *exceptionp = SvOK (exception) ? newSVsv (exception) : 0; |
3907 | *exceptionp = SvOK (exception) ? newSVsv (exception) : 0; |
|
|
3908 | |
|
|
3909 | api_ready (aTHX_ self); |
3677 | } |
3910 | } |
3678 | |
3911 | |
3679 | void |
3912 | void |
3680 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3913 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3681 | PROTOTYPE: $;$ |
3914 | PROTOTYPE: $;$ |
… | |
… | |
3758 | |
3991 | |
3759 | void |
3992 | void |
3760 | times (Coro::State self) |
3993 | times (Coro::State self) |
3761 | PPCODE: |
3994 | PPCODE: |
3762 | { |
3995 | { |
3763 | struct coro *current = SvSTATE (coro_current); |
3996 | struct coro *current = SvSTATE (coro_current); |
3764 | |
3997 | |
3765 | if (ecb_expect_false (current == self)) |
3998 | if (ecb_expect_false (current == self)) |
3766 | { |
3999 | { |
3767 | coro_times_update (); |
4000 | coro_times_update (); |
3768 | coro_times_add (SvSTATE (coro_current)); |
4001 | coro_times_add (SvSTATE (coro_current)); |
… | |
… | |
3775 | if (ecb_expect_false (current == self)) |
4008 | if (ecb_expect_false (current == self)) |
3776 | coro_times_sub (SvSTATE (coro_current)); |
4009 | coro_times_sub (SvSTATE (coro_current)); |
3777 | } |
4010 | } |
3778 | |
4011 | |
3779 | void |
4012 | void |
3780 | swap_sv (Coro::State coro, SV *sv, SV *swapsv) |
4013 | swap_sv (Coro::State coro, SV *sva, SV *svb) |
3781 | CODE: |
4014 | CODE: |
3782 | { |
4015 | { |
3783 | struct coro *current = SvSTATE_current; |
4016 | struct coro *current = SvSTATE_current; |
|
|
4017 | AV *swap_sv; |
|
|
4018 | int i; |
|
|
4019 | |
|
|
4020 | sva = SvRV (sva); |
|
|
4021 | svb = SvRV (svb); |
3784 | |
4022 | |
3785 | if (current == coro) |
4023 | if (current == coro) |
3786 | SWAP_SVS (current); |
4024 | SWAP_SVS_LEAVE (current); |
3787 | |
4025 | |
3788 | if (!coro->swap_sv) |
4026 | if (!coro->swap_sv) |
3789 | coro->swap_sv = newAV (); |
4027 | coro->swap_sv = newAV (); |
3790 | |
4028 | |
|
|
4029 | swap_sv = coro->swap_sv; |
|
|
4030 | |
|
|
4031 | for (i = AvFILLp (swap_sv) - 1; i >= 0; i -= 2) |
|
|
4032 | { |
|
|
4033 | SV *a = AvARRAY (swap_sv)[i ]; |
|
|
4034 | SV *b = AvARRAY (swap_sv)[i + 1]; |
|
|
4035 | |
|
|
4036 | if (a == sva && b == svb) |
|
|
4037 | { |
|
|
4038 | SvREFCNT_dec_NN (a); |
|
|
4039 | SvREFCNT_dec_NN (b); |
|
|
4040 | |
|
|
4041 | for (; i <= AvFILLp (swap_sv) - 2; i++) |
|
|
4042 | AvARRAY (swap_sv)[i] = AvARRAY (swap_sv)[i + 2]; |
|
|
4043 | |
|
|
4044 | AvFILLp (swap_sv) -= 2; |
|
|
4045 | |
|
|
4046 | goto removed; |
|
|
4047 | } |
|
|
4048 | } |
|
|
4049 | |
3791 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (sv ))); |
4050 | av_push (swap_sv, SvREFCNT_inc_NN (sva)); |
3792 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (swapsv))); |
4051 | av_push (swap_sv, SvREFCNT_inc_NN (svb)); |
|
|
4052 | |
|
|
4053 | removed: |
3793 | |
4054 | |
3794 | if (current == coro) |
4055 | if (current == coro) |
3795 | SWAP_SVS (current); |
4056 | SWAP_SVS_ENTER (current); |
3796 | } |
4057 | } |
3797 | |
4058 | |
3798 | |
4059 | |
3799 | MODULE = Coro::State PACKAGE = Coro |
4060 | MODULE = Coro::State PACKAGE = Coro |
3800 | |
4061 | |
3801 | BOOT: |
4062 | BOOT: |
3802 | { |
4063 | { |
|
|
4064 | if (SVt_LAST > 32) |
|
|
4065 | croak ("Coro internal error: SVt_LAST > 32, swap_sv might need adjustment"); |
|
|
4066 | |
3803 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
4067 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3804 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
4068 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
3805 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
4069 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
3806 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
4070 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
3807 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
4071 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
… | |
… | |
3811 | |
4075 | |
3812 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
4076 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3813 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
4077 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3814 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
4078 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3815 | CvNODEBUG_on (get_cv ("Coro::_pool_handler", 0)); /* work around a debugger bug */ |
4079 | CvNODEBUG_on (get_cv ("Coro::_pool_handler", 0)); /* work around a debugger bug */ |
3816 | |
4080 | |
3817 | coro_stash = gv_stashpv ("Coro", TRUE); |
4081 | coro_stash = gv_stashpv ("Coro", TRUE); |
3818 | |
4082 | |
3819 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
4083 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
3820 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
4084 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
3821 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
4085 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
… | |
… | |
3833 | coroapi.ready = api_ready; |
4097 | coroapi.ready = api_ready; |
3834 | coroapi.is_ready = api_is_ready; |
4098 | coroapi.is_ready = api_is_ready; |
3835 | coroapi.nready = coro_nready; |
4099 | coroapi.nready = coro_nready; |
3836 | coroapi.current = coro_current; |
4100 | coroapi.current = coro_current; |
3837 | |
4101 | |
|
|
4102 | coroapi.enterleave_hook = api_enterleave_hook; |
|
|
4103 | coroapi.enterleave_unhook = api_enterleave_unhook; |
|
|
4104 | coroapi.enterleave_scope_hook = api_enterleave_scope_hook; |
|
|
4105 | |
3838 | /*GCoroAPI = &coroapi;*/ |
4106 | /*GCoroAPI = &coroapi;*/ |
3839 | sv_setiv (sv, (IV)&coroapi); |
4107 | sv_setiv (sv, PTR2IV (&coroapi)); |
3840 | SvREADONLY_on (sv); |
4108 | SvREADONLY_on (sv); |
3841 | } |
4109 | } |
3842 | } |
4110 | } |
3843 | |
4111 | |
3844 | SV * |
4112 | SV * |
… | |
… | |
3907 | |
4175 | |
3908 | void |
4176 | void |
3909 | _set_current (SV *current) |
4177 | _set_current (SV *current) |
3910 | PROTOTYPE: $ |
4178 | PROTOTYPE: $ |
3911 | CODE: |
4179 | CODE: |
3912 | SvREFCNT_dec (SvRV (coro_current)); |
4180 | SvREFCNT_dec_NN (SvRV (coro_current)); |
3913 | SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current))); |
4181 | SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current))); |
3914 | |
4182 | |
3915 | void |
4183 | void |
3916 | _set_readyhook (SV *hook) |
4184 | _set_readyhook (SV *hook) |
3917 | PROTOTYPE: $ |
4185 | PROTOTYPE: $ |
… | |
… | |
4001 | |
4269 | |
4002 | if ((SV *)hv == &PL_sv_undef) |
4270 | if ((SV *)hv == &PL_sv_undef) |
4003 | { |
4271 | { |
4004 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
4272 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
4005 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
4273 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
4006 | SvREFCNT_dec (sv); |
4274 | SvREFCNT_dec_NN (sv); |
4007 | } |
4275 | } |
4008 | |
4276 | |
4009 | { |
4277 | { |
4010 | struct coro *coro = SvSTATE_hv (hv); |
4278 | struct coro *coro = SvSTATE_hv (hv); |
4011 | |
4279 | |
… | |
… | |
4018 | api_ready (aTHX_ (SV *)hv); |
4286 | api_ready (aTHX_ (SV *)hv); |
4019 | |
4287 | |
4020 | if (GIMME_V != G_VOID) |
4288 | if (GIMME_V != G_VOID) |
4021 | XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv))); |
4289 | XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv))); |
4022 | else |
4290 | else |
4023 | SvREFCNT_dec (hv); |
4291 | SvREFCNT_dec_NN (hv); |
4024 | } |
4292 | } |
4025 | |
4293 | |
4026 | SV * |
4294 | SV * |
4027 | rouse_cb () |
4295 | rouse_cb () |
4028 | PROTOTYPE: |
4296 | PROTOTYPE: |
… | |
… | |
4043 | on_leave = 1 |
4311 | on_leave = 1 |
4044 | PROTOTYPE: & |
4312 | PROTOTYPE: & |
4045 | CODE: |
4313 | CODE: |
4046 | { |
4314 | { |
4047 | struct coro *coro = SvSTATE_current; |
4315 | struct coro *coro = SvSTATE_current; |
4048 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
4316 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
4049 | |
4317 | |
4050 | block = s_get_cv_croak (block); |
4318 | block = s_get_cv_croak (block); |
4051 | |
4319 | |
4052 | if (!*avp) |
4320 | if (!*avp) |
4053 | *avp = newAV (); |
4321 | *avp = newAV (); |
… | |
… | |
4073 | |
4341 | |
4074 | SV * |
4342 | SV * |
4075 | new (SV *klass, SV *count = 0) |
4343 | new (SV *klass, SV *count = 0) |
4076 | CODE: |
4344 | CODE: |
4077 | { |
4345 | { |
4078 | int semcnt = 1; |
4346 | int semcnt = 1; |
4079 | |
4347 | |
4080 | if (count) |
4348 | if (count) |
4081 | { |
4349 | { |
4082 | SvGETMAGIC (count); |
4350 | SvGETMAGIC (count); |
4083 | |
4351 | |
… | |
… | |
4107 | RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]); |
4375 | RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]); |
4108 | OUTPUT: |
4376 | OUTPUT: |
4109 | RETVAL |
4377 | RETVAL |
4110 | |
4378 | |
4111 | void |
4379 | void |
4112 | up (SV *self, int adjust = 1) |
4380 | up (SV *self) |
4113 | ALIAS: |
|
|
4114 | adjust = 1 |
|
|
4115 | CODE: |
4381 | CODE: |
|
|
4382 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), 1); |
|
|
4383 | |
|
|
4384 | void |
|
|
4385 | adjust (SV *self, int adjust) |
|
|
4386 | CODE: |
4116 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1); |
4387 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), adjust); |
4117 | |
4388 | |
4118 | void |
4389 | void |
4119 | down (...) |
4390 | down (...) |
4120 | CODE: |
4391 | CODE: |
4121 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); |
4392 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); |
… | |
… | |
4143 | XSRETURN_NO; |
4414 | XSRETURN_NO; |
4144 | } |
4415 | } |
4145 | |
4416 | |
4146 | void |
4417 | void |
4147 | waiters (SV *self) |
4418 | waiters (SV *self) |
4148 | PPCODE: |
4419 | PPCODE: |
4149 | { |
4420 | { |
4150 | AV *av = (AV *)SvRV (self); |
4421 | AV *av = (AV *)SvRV (self); |
4151 | int wcount = AvFILLp (av) + 1 - 1; |
4422 | int wcount = AvFILLp (av) + 1 - 1; |
4152 | |
4423 | |
4153 | if (GIMME_V == G_SCALAR) |
4424 | if (GIMME_V == G_SCALAR) |
… | |
… | |
4165 | |
4436 | |
4166 | void |
4437 | void |
4167 | _may_delete (SV *sem, int count, unsigned int extra_refs) |
4438 | _may_delete (SV *sem, int count, unsigned int extra_refs) |
4168 | PPCODE: |
4439 | PPCODE: |
4169 | { |
4440 | { |
4170 | AV *av = (AV *)SvRV (sem); |
4441 | AV *av = (AV *)SvRV (sem); |
4171 | |
4442 | |
4172 | if (SvREFCNT ((SV *)av) == 1 + extra_refs |
4443 | if (SvREFCNT ((SV *)av) == 1 + extra_refs |
4173 | && AvFILLp (av) == 0 /* no waiters, just count */ |
4444 | && AvFILLp (av) == 0 /* no waiters, just count */ |
4174 | && SvIV (AvARRAY (av)[0]) == count) |
4445 | && SvIV (AvARRAY (av)[0]) == count) |
4175 | XSRETURN_YES; |
4446 | XSRETURN_YES; |
… | |
… | |
4196 | |
4467 | |
4197 | void |
4468 | void |
4198 | broadcast (SV *self) |
4469 | broadcast (SV *self) |
4199 | CODE: |
4470 | CODE: |
4200 | { |
4471 | { |
4201 | AV *av = (AV *)SvRV (self); |
4472 | AV *av = (AV *)SvRV (self); |
4202 | coro_signal_wake (aTHX_ av, AvFILLp (av)); |
4473 | coro_signal_wake (aTHX_ av, AvFILLp (av)); |
4203 | } |
4474 | } |
4204 | |
4475 | |
4205 | void |
4476 | void |
4206 | send (SV *self) |
4477 | send (SV *self) |
… | |
… | |
4214 | SvIVX (AvARRAY (av)[0]) = 1; /* remember the signal */ |
4485 | SvIVX (AvARRAY (av)[0]) = 1; /* remember the signal */ |
4215 | } |
4486 | } |
4216 | |
4487 | |
4217 | IV |
4488 | IV |
4218 | awaited (SV *self) |
4489 | awaited (SV *self) |
4219 | CODE: |
4490 | CODE: |
4220 | RETVAL = AvFILLp ((AV *)SvRV (self)) + 1 - 1; |
4491 | RETVAL = AvFILLp ((AV *)SvRV (self)) + 1 - 1; |
4221 | OUTPUT: |
4492 | OUTPUT: |
4222 | RETVAL |
4493 | RETVAL |
4223 | |
4494 | |
4224 | |
4495 | |
… | |
… | |
4229 | |
4500 | |
4230 | void |
4501 | void |
4231 | _schedule (...) |
4502 | _schedule (...) |
4232 | CODE: |
4503 | CODE: |
4233 | { |
4504 | { |
4234 | static int incede; |
4505 | static int incede; |
4235 | |
4506 | |
4236 | api_cede_notself (aTHX); |
4507 | api_cede_notself (aTHX); |
4237 | |
4508 | |
4238 | ++incede; |
4509 | ++incede; |
4239 | while (coro_nready >= incede && api_cede (aTHX)) |
4510 | while (coro_nready >= incede && api_cede (aTHX)) |
… | |
… | |
4283 | { |
4554 | { |
4284 | PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect; |
4555 | PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect; |
4285 | coro_old_pp_sselect = 0; |
4556 | coro_old_pp_sselect = 0; |
4286 | } |
4557 | } |
4287 | |
4558 | |
|
|
4559 | MODULE = Coro::State PACKAGE = Coro::Util |
|
|
4560 | |
|
|
4561 | void |
|
|
4562 | _exit (int code) |
|
|
4563 | CODE: |
|
|
4564 | _exit (code); |
|
|
4565 | |
|
|
4566 | NV |
|
|
4567 | time () |
|
|
4568 | CODE: |
|
|
4569 | RETVAL = nvtime (aTHX); |
|
|
4570 | OUTPUT: |
|
|
4571 | RETVAL |
|
|
4572 | |
|
|
4573 | NV |
|
|
4574 | gettimeofday () |
|
|
4575 | PPCODE: |
|
|
4576 | { |
|
|
4577 | UV tv [2]; |
|
|
4578 | u2time (aTHX_ tv); |
|
|
4579 | EXTEND (SP, 2); |
|
|
4580 | PUSHs (sv_2mortal (newSVuv (tv [0]))); |
|
|
4581 | PUSHs (sv_2mortal (newSVuv (tv [1]))); |
|
|
4582 | } |
|
|
4583 | |