The first commit

src/done/createthread.c

@@ -0,0 +1,32 @@
+#include <ultra64.h>
+#include "functions.h"
+#include "variables.h"
+
+#define __osCleanupThread __osCleanupThread
+
+void __osCleanupThread(void);
+extern OSThread *__osActiveQueue;
+void osCreateThread(OSThread *t, OSId id, void (*entry)(void *), void *arg, void *sp, OSPri p)
+{
+    register u32 saveMask;
+    OSIntMask mask;
+    t->id = id;
+    t->priority = p;
+    t->next = NULL;
+    t->queue = NULL;
+    t->context.pc = (u32)entry;
+    t->context.a0 = (u64)arg;
+    t->context.sp = (u64)sp - 16;
+    t->context.ra = (u64)__osCleanupThread;
+    mask = OS_IM_ALL;
+    t->context.sr = SR_IMASK | SR_EXL | SR_IE;
+    t->context.rcp = (mask & RCP_IMASK) >> RCP_IMASKSHIFT;
+    t->context.fpcsr = (u32)(FPCSR_FS | FPCSR_EV);
+    t->fp = 0;
+    t->state = OS_STATE_STOPPED;
+    t->flags = 0;
+    saveMask = __osDisableInt();
+    t->tlnext = __osActiveQueue;
+    __osActiveQueue = t;
+    __osRestoreInt(saveMask);
+}