windows sched_yield

Author: bilam

jsrc/j.h

@@ -874,7 +874,11 @@ struct jtimespec jmtfclk(void); //'fast clock'; maybe less inaccurate; intended
 #endif
 
 #if PYXES
+#if _WIN32
+#define YIELD Sleep(0);  // if we are spinning on other threads, give them a chance to run in case they might be on this core
+#else
 #define YIELD sched_yield();  // if we are spinning on other threads, give them a chance to run in case they might be on this core
+#endif
 #define REPATGCLIM 0x100000   // When this many bytes have been repatriated to a thread, call a GC in that thread
 #define REPATOLIM (REPATGCLIM/32) // When an outgoing repatriation queue contains this many bytes, flush it
 #else

jsrc/mt.c

@@ -22,11 +22,11 @@
 // - Attempt to detect deadlock, perhaps in a debug mode of some sort (cf freebsd kernel WITNESS)
 
 #include"j.h"
-#if PYXES
-#define YIELD sched_yield();  // if we are spinning on other threads, give them a chance to run in case they might be on this core
-#else
-#define YIELD ;   // if no other processes, no reason to delay
-#endif
+// #if PYXES
+// #define YIELD sched_yield();  // if we are spinning on other threads, give them a chance to run in case they might be on this core
+// #else
+// #define YIELD ;   // if no other processes, no reason to delay
+// #endif
 
 // timing shenanigans
 struct jtimespec jtmtil(UI ns){ //returns the time ns ns in the future