diff options
Diffstat (limited to 'src/library.js')
| -rw-r--r-- | src/library.js | 64 |
1 files changed, 62 insertions, 2 deletions
diff --git a/src/library.js b/src/library.js index 1676a82c..848a2571 100644 --- a/src/library.js +++ b/src/library.js @@ -2403,6 +2403,7 @@ LibraryManager.library = { case {{{ cDefine('_SC_STREAM_MAX') }}}: return 16; case {{{ cDefine('_SC_TZNAME_MAX') }}}: return 6; case {{{ cDefine('_SC_THREAD_DESTRUCTOR_ITERATIONS') }}}: return 4; + case {{{ cDefine('_SC_NPROCESSORS_ONLN') }}}: return 1; } ___setErrNo(ERRNO_CODES.EINVAL); return -1; @@ -3669,6 +3670,17 @@ LibraryManager.library = { abs: 'Math.abs', labs: 'Math.abs', +#if USE_TYPED_ARRAYS == 2 + llabs__deps: [function() { Types.preciseI64MathUsed = 1 }], + llabs: function(lo, hi) { + i64Math.abs(lo, hi); + {{{ makeStructuralReturn([makeGetTempDouble(0, 'i32'), makeGetTempDouble(1, 'i32')]) }}}; + }, +#else + llabs: function(lo, hi) { + throw 'unsupported llabs'; + }, +#endif exit__deps: ['_exit'], exit: function(status) { @@ -5506,6 +5518,14 @@ LibraryManager.library = { return -a; }, copysignf: 'copysign', + __signbit__deps: ['copysign'], + __signbit: function(x) { + // We implement using copysign so that we get support + // for negative zero (once copysign supports that). + return _copysign(1.0, x) < 0; + }, + __signbitf: '__signbit', + __signbitd: '__signbit', hypot: function(a, b) { return Math.sqrt(a*a + b*b); }, @@ -6064,6 +6084,15 @@ LibraryManager.library = { __timespec_struct_layout: Runtime.generateStructInfo([ ['i32', 'tv_sec'], ['i32', 'tv_nsec']]), + nanosleep__deps: ['usleep', '__timespec_struct_layout'], + nanosleep: function(rqtp, rmtp) { + // int nanosleep(const struct timespec *rqtp, struct timespec *rmtp); + var seconds = {{{ makeGetValue('rqtp', '___timespec_struct_layout.tv_sec', 'i32') }}}; + var nanoseconds = {{{ makeGetValue('rqtp', '___timespec_struct_layout.tv_nsec', 'i32') }}}; + {{{ makeSetValue('rmtp', '___timespec_struct_layout.tv_sec', '0', 'i32') }}} + {{{ makeSetValue('rmtp', '___timespec_struct_layout.tv_nsec', '0', 'i32') }}} + return _usleep((seconds * 1e6) + (nanoseconds / 1000)); + }, // TODO: Implement these for real. clock_gettime__deps: ['__timespec_struct_layout'], clock_gettime: function(clk_id, tp) { @@ -6693,6 +6722,13 @@ LibraryManager.library = { }, // ========================================================================== + // sched.h (stubs only - no thread support yet!) + // ========================================================================== + sched_yield: function() { + return 0; + }, + + // ========================================================================== // pthread.h (stubs for mutexes only - no thread support yet!) // ========================================================================== @@ -6708,8 +6744,15 @@ LibraryManager.library = { }, pthread_cond_init: function() {}, pthread_cond_destroy: function() {}, - pthread_cond_broadcast: function() {}, - pthread_cond_wait: function() {}, + pthread_cond_broadcast: function() { + return 0; + }, + pthread_cond_wait: function() { + return 0; + }, + pthread_cond_timedwait: function() { + return 0; + }, pthread_self: function() { //FIXME: assumes only a single thread return 0; @@ -7368,6 +7411,23 @@ LibraryManager.library = { emscripten_random: function() { return Math.random(); }, + + emscripten_jcache_printf___deps: ['_formatString'], + emscripten_jcache_printf_: function(varargs) { + var MAX = 10240; + if (!_emscripten_jcache_printf_.buffer) { + _emscripten_jcache_printf_.buffer = _malloc(MAX); + } + var i = 0; + do { + var curr = {{{ makeGetValue('varargs', 'i*4', 'i8') }}}; + {{{ makeSetValue('_emscripten_jcache_printf_.buffer', 'i', 'curr', 'i8') }}}; + i++; + assert(i*4 < MAX); + } while (curr != 0); + Module.print(intArrayToString(__formatString(_emscripten_jcache_printf_.buffer, varargs + i*4)).replace('\\n', '')); + Runtime.stackAlloc(-4*i); // free up the stack space we know is ok to free + }, }; function autoAddDeps(object, name) { |