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Commits on Aug 21, 2015

• Add graceful fallback path to enable running pthreads-enabled code even on browser that don't support pthreads, by allowing code to examine emscripten_has_threading_support() or the return value of…

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  juj

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Commits on Jul 22, 2015

• fix memory allocation assert in pthreads worker creation code, and add testing for pthreads in -O0 #3636

  kripken

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Commits on Jun 4, 2015

• Fix a couple of comment typos.

  waywardmonkeys

  committed
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Commits on Jun 1, 2015

• Apply coding conventions to pthreads: space after for().

  juj

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• Fix pthread_cleanup_push() to new API after rebase.

  juj

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• Add new functions emscripten_num_logical_cores() which returns the number of detected logical cores on the system and emscripten_force_num_logical_cores() which allows overriding the value returned…

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  juj

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• Fix an issue where nested pthread spawns could not be immediately pthread_join()ed. Add a test.

  juj

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• Use document.currentScript to locate the current script file instead of window.location.pathname, since that won't work if the script is loaded via <script src='foo.js'> tag. Also capture the scrip…

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  juj

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• Implement pthread_getattr_np, and add a test.

  juj

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• Implement new machinery with PthreadWorkerInit variable that stores and carries variables from the main thread to the JS workers that are running pthreads.

  juj

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• Allocate tempDoublePtr for pthreads via malloc, since the runtime is sealed already by the time we allocate new workers.

  juj

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• Allocate tempDoublePtr for the worker at worker init time.

  juj

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• Rename threadBlock to threadInfoStruct to reflect the usage better.

  juj

  committed
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• Adjust to pthreads API change in futex wait operation: the timeout value was changed to denote milliseconds instead of nanoseconds.

  juj

  committed
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• Add missing else in library_pthread.js that resulted in a bogus error message being printed.

  juj

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• Use strict equals comparison for thread message passing commands.

  juj

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• Update formatting and comments.

  juj

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• When the main thread of the C runtime quits e.g. with exit(), kill all pthreads and the worker pool hosting them in order to not leave any garbage workers around.

  juj

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• Improve debug comment.

  juj

  committed
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• Add 4-6 arg deferred execution handlers. Add a postMessage for deferred calls so that it's not possible to starve the deferred queue unprocessed.

  juj

  committed
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• Implement a machinery to defer C file IO calls from pthreads to the Emscripten main thread.

  juj

  committed
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• When running pthread cleanup handlers, make thread cancellation deferred so that a second cancellation won't stack up.

  juj

  committed
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• Fix pthread wait issues with cancellation which caused semaphores not being waitable in pthread cancellation handlers.

  juj

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• Remove obsolete __pthread_self().

  juj

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• Remove the -1 semantic on emscripten_futex_wake, and instead use INT_MAX to wake all threads.

  juj

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• Migrate back to musl mutex, which is now working better. Overload emscripten_futex_wait semantics to use count=-1 mean to wake up all threads. Fix futex wait and wake values and delays.

  juj

  committed
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• Make pthread_join a cancellation point. Add a temp hack to duplicate pthread_testcancel() function to JS side so that it can be called from pthread_join().

  juj

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• Migrate pthread_setcanceltype/state, pthread_testcancel and usleep to asm.js.

  juj

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• Fix main thread pthread_t block initialization of self parameter.

  juj

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• Enable threads to call pthread_get/schedparam/prio on their sibling pthreads.

  juj

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• Make __pthread_self be an alias to pthread_self since the two functions are now the same.

  juj

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• Enable main thread to call pthread_exit() (routes to exit()).

  juj

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• Enable sibling pthreads to pthread_detach() each other. Improve error messages on pthread functions with null pointer.

  juj

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• Enable sibling pthreads to pthread_cancel() each other.

  juj

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• Add support for sibling threads to pthread_kill each other.

  juj

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