… | |
… | |
357 | |
357 | |
358 | #ifndef EV_HEAP_CACHE_AT |
358 | #ifndef EV_HEAP_CACHE_AT |
359 | # define EV_HEAP_CACHE_AT EV_FEATURE_DATA |
359 | # define EV_HEAP_CACHE_AT EV_FEATURE_DATA |
360 | #endif |
360 | #endif |
361 | |
361 | |
|
|
362 | #ifdef ANDROID |
|
|
363 | /* supposedly, android doesn't typedef fd_mask */ |
|
|
364 | # undef EV_USE_SELECT |
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|
365 | # define EV_USE_SELECT 0 |
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|
366 | /* supposedly, we need to include syscall.h, not sys/syscall.h, so just disable */ |
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|
367 | # undef EV_USE_CLOCK_SYSCALL |
|
|
368 | # define EV_USE_CLOCK_SYSCALL 0 |
|
|
369 | #endif |
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|
370 | |
|
|
371 | /* aix's poll.h seems to cause lots of trouble */ |
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|
372 | #ifdef _AIX |
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|
373 | /* AIX has a completely broken poll.h header */ |
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|
374 | # undef EV_USE_POLL |
|
|
375 | # define EV_USE_POLL 0 |
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|
376 | #endif |
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|
377 | |
362 | /* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */ |
378 | /* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */ |
363 | /* which makes programs even slower. might work on other unices, too. */ |
379 | /* which makes programs even slower. might work on other unices, too. */ |
364 | #if EV_USE_CLOCK_SYSCALL |
380 | #if EV_USE_CLOCK_SYSCALL |
365 | # include <sys/syscall.h> |
381 | # include <sys/syscall.h> |
366 | # ifdef SYS_clock_gettime |
382 | # ifdef SYS_clock_gettime |
… | |
… | |
372 | # define EV_USE_CLOCK_SYSCALL 0 |
388 | # define EV_USE_CLOCK_SYSCALL 0 |
373 | # endif |
389 | # endif |
374 | #endif |
390 | #endif |
375 | |
391 | |
376 | /* this block fixes any misconfiguration where we know we run into trouble otherwise */ |
392 | /* this block fixes any misconfiguration where we know we run into trouble otherwise */ |
377 | |
|
|
378 | #ifdef _AIX |
|
|
379 | /* AIX has a completely broken poll.h header */ |
|
|
380 | # undef EV_USE_POLL |
|
|
381 | # define EV_USE_POLL 0 |
|
|
382 | #endif |
|
|
383 | |
393 | |
384 | #ifndef CLOCK_MONOTONIC |
394 | #ifndef CLOCK_MONOTONIC |
385 | # undef EV_USE_MONOTONIC |
395 | # undef EV_USE_MONOTONIC |
386 | # define EV_USE_MONOTONIC 0 |
396 | # define EV_USE_MONOTONIC 0 |
387 | #endif |
397 | #endif |
… | |
… | |
505 | |
515 | |
506 | #ifndef ECB_H |
516 | #ifndef ECB_H |
507 | #define ECB_H |
517 | #define ECB_H |
508 | |
518 | |
509 | /* 16 bits major, 16 bits minor */ |
519 | /* 16 bits major, 16 bits minor */ |
510 | #define ECB_VERSION 0x00010002 |
520 | #define ECB_VERSION 0x00010003 |
511 | |
521 | |
512 | #ifdef _WIN32 |
522 | #ifdef _WIN32 |
513 | typedef signed char int8_t; |
523 | typedef signed char int8_t; |
514 | typedef unsigned char uint8_t; |
524 | typedef unsigned char uint8_t; |
515 | typedef signed short int16_t; |
525 | typedef signed short int16_t; |
… | |
… | |
539 | #else |
549 | #else |
540 | #define ECB_PTRSIZE 4 |
550 | #define ECB_PTRSIZE 4 |
541 | #endif |
551 | #endif |
542 | #endif |
552 | #endif |
543 | |
553 | |
|
|
554 | /* work around x32 idiocy by defining proper macros */ |
|
|
555 | #if __x86_64 || _M_AMD64 |
|
|
556 | #if _ILP32 |
|
|
557 | #define ECB_AMD64_X32 1 |
|
|
558 | #else |
|
|
559 | #define ECB_AMD64 1 |
|
|
560 | #endif |
|
|
561 | #endif |
|
|
562 | |
544 | /* many compilers define _GNUC_ to some versions but then only implement |
563 | /* many compilers define _GNUC_ to some versions but then only implement |
545 | * what their idiot authors think are the "more important" extensions, |
564 | * what their idiot authors think are the "more important" extensions, |
546 | * causing enormous grief in return for some better fake benchmark numbers. |
565 | * causing enormous grief in return for some better fake benchmark numbers. |
547 | * or so. |
566 | * or so. |
548 | * we try to detect these and simply assume they are not gcc - if they have |
567 | * we try to detect these and simply assume they are not gcc - if they have |
… | |
… | |
608 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory") |
627 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory") |
609 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore | #StoreStore") |
628 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore | #StoreStore") |
610 | #elif defined __s390__ || defined __s390x__ |
629 | #elif defined __s390__ || defined __s390x__ |
611 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("bcr 15,0" : : : "memory") |
630 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("bcr 15,0" : : : "memory") |
612 | #elif defined __mips__ |
631 | #elif defined __mips__ |
|
|
632 | /* GNU/Linux emulates sync on mips1 architectures, so we force its use */ |
|
|
633 | /* anybody else who still uses mips1 is supposed to send in their version, with detection code. */ |
613 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") |
634 | #define ECB_MEMORY_FENCE __asm__ __volatile__ (".set mips2; sync; .set mips0" : : : "memory") |
614 | #elif defined __alpha__ |
635 | #elif defined __alpha__ |
615 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mb" : : : "memory") |
636 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mb" : : : "memory") |
616 | #elif defined __hppa__ |
637 | #elif defined __hppa__ |
617 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("" : : : "memory") |
638 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("" : : : "memory") |
618 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("") |
639 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("") |
619 | #elif defined __ia64__ |
640 | #elif defined __ia64__ |
620 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mf" : : : "memory") |
641 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mf" : : : "memory") |
|
|
642 | #elif defined __m68k__ |
|
|
643 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("" : : : "memory") |
|
|
644 | #elif defined __m88k__ |
|
|
645 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("tb1 0,%%r0,128" : : : "memory") |
|
|
646 | #elif defined __sh__ |
|
|
647 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("" : : : "memory") |
621 | #endif |
648 | #endif |
622 | #endif |
649 | #endif |
623 | #endif |
650 | #endif |
624 | |
651 | |
625 | #ifndef ECB_MEMORY_FENCE |
652 | #ifndef ECB_MEMORY_FENCE |
… | |
… | |
1032 | || defined __s390__ || defined __s390x__ \ |
1059 | || defined __s390__ || defined __s390x__ \ |
1033 | || defined __mips__ \ |
1060 | || defined __mips__ \ |
1034 | || defined __alpha__ \ |
1061 | || defined __alpha__ \ |
1035 | || defined __hppa__ \ |
1062 | || defined __hppa__ \ |
1036 | || defined __ia64__ \ |
1063 | || defined __ia64__ \ |
|
|
1064 | || defined __m68k__ \ |
|
|
1065 | || defined __m88k__ \ |
|
|
1066 | || defined __sh__ \ |
1037 | || defined _M_IX86 || defined _M_AMD64 || defined _M_IA64 |
1067 | || defined _M_IX86 || defined _M_AMD64 || defined _M_IA64 |
1038 | #define ECB_STDFP 1 |
1068 | #define ECB_STDFP 1 |
1039 | #include <string.h> /* for memcpy */ |
1069 | #include <string.h> /* for memcpy */ |
1040 | #else |
1070 | #else |
1041 | #define ECB_STDFP 0 |
1071 | #define ECB_STDFP 0 |
1042 | #include <math.h> /* for frexp*, ldexp* */ |
|
|
1043 | #endif |
1072 | #endif |
1044 | |
1073 | |
1045 | #ifndef ECB_NO_LIBM |
1074 | #ifndef ECB_NO_LIBM |
|
|
1075 | |
|
|
1076 | #include <math.h> /* for frexp*, ldexp*, INFINITY, NAN */ |
|
|
1077 | |
|
|
1078 | #ifdef NEN |
|
|
1079 | #define ECB_NAN NAN |
|
|
1080 | #else |
|
|
1081 | #define ECB_NAN INFINITY |
|
|
1082 | #endif |
|
|
1083 | |
|
|
1084 | /* converts an ieee half/binary16 to a float */ |
|
|
1085 | ecb_function_ float ecb_binary16_to_float (uint16_t x) ecb_const; |
|
|
1086 | ecb_function_ float |
|
|
1087 | ecb_binary16_to_float (uint16_t x) |
|
|
1088 | { |
|
|
1089 | int e = (x >> 10) & 0x1f; |
|
|
1090 | int m = x & 0x3ff; |
|
|
1091 | float r; |
|
|
1092 | |
|
|
1093 | if (!e ) r = ldexpf (m , -24); |
|
|
1094 | else if (e != 31) r = ldexpf (m + 0x400, e - 25); |
|
|
1095 | else if (m ) r = ECB_NAN; |
|
|
1096 | else r = INFINITY; |
|
|
1097 | |
|
|
1098 | return x & 0x8000 ? -r : r; |
|
|
1099 | } |
1046 | |
1100 | |
1047 | /* convert a float to ieee single/binary32 */ |
1101 | /* convert a float to ieee single/binary32 */ |
1048 | ecb_function_ uint32_t ecb_float_to_binary32 (float x) ecb_const; |
1102 | ecb_function_ uint32_t ecb_float_to_binary32 (float x) ecb_const; |
1049 | ecb_function_ uint32_t |
1103 | ecb_function_ uint32_t |
1050 | ecb_float_to_binary32 (float x) |
1104 | ecb_float_to_binary32 (float x) |
… | |
… | |
2085 | ev_syserr ("(libev) error creating signal/async pipe"); |
2139 | ev_syserr ("(libev) error creating signal/async pipe"); |
2086 | |
2140 | |
2087 | fd_intern (fds [0]); |
2141 | fd_intern (fds [0]); |
2088 | } |
2142 | } |
2089 | |
2143 | |
2090 | fd_intern (fds [1]); |
|
|
2091 | |
|
|
2092 | evpipe [0] = fds [0]; |
2144 | evpipe [0] = fds [0]; |
2093 | |
2145 | |
2094 | if (evpipe [1] < 0) |
2146 | if (evpipe [1] < 0) |
2095 | evpipe [1] = fds [1]; /* first call, set write fd */ |
2147 | evpipe [1] = fds [1]; /* first call, set write fd */ |
2096 | else |
2148 | else |
… | |
… | |
2101 | /* so must not be executed on windows */ |
2153 | /* so must not be executed on windows */ |
2102 | |
2154 | |
2103 | dup2 (fds [1], evpipe [1]); |
2155 | dup2 (fds [1], evpipe [1]); |
2104 | close (fds [1]); |
2156 | close (fds [1]); |
2105 | } |
2157 | } |
|
|
2158 | |
|
|
2159 | fd_intern (evpipe [1]); |
2106 | |
2160 | |
2107 | ev_io_set (&pipe_w, evpipe [0] < 0 ? evpipe [1] : evpipe [0], EV_READ); |
2161 | ev_io_set (&pipe_w, evpipe [0] < 0 ? evpipe [1] : evpipe [0], EV_READ); |
2108 | ev_io_start (EV_A_ &pipe_w); |
2162 | ev_io_start (EV_A_ &pipe_w); |
2109 | ev_unref (EV_A); /* watcher should not keep loop alive */ |
2163 | ev_unref (EV_A); /* watcher should not keep loop alive */ |
2110 | } |
2164 | } |
… | |
… | |
2229 | |
2283 | |
2230 | void |
2284 | void |
2231 | ev_feed_signal (int signum) EV_THROW |
2285 | ev_feed_signal (int signum) EV_THROW |
2232 | { |
2286 | { |
2233 | #if EV_MULTIPLICITY |
2287 | #if EV_MULTIPLICITY |
|
|
2288 | EV_P; |
2234 | ECB_MEMORY_FENCE_ACQUIRE; |
2289 | ECB_MEMORY_FENCE_ACQUIRE; |
2235 | EV_P = signals [signum - 1].loop; |
2290 | EV_A = signals [signum - 1].loop; |
2236 | |
2291 | |
2237 | if (!EV_A) |
2292 | if (!EV_A) |
2238 | return; |
2293 | return; |
2239 | #endif |
2294 | #endif |
2240 | |
2295 | |