SAVE_THREAD_STATE();
- /* R1 contains the return value of the thread */
- R1 = ThreadFinished;
+ /* The return code goes in BaseReg->rRet, and BaseReg is returned in R1 */
+ StgRegTable_rRet(BaseReg) = ThreadFinished;
+ R1 = BaseReg;
jump StgReturn;
}
jump StgReturn;
}
+// A variant of stg_returntToSched that doesn't call threadPaused() on the
+// current thread. This is used for switching from compiled execution to the
+// interpreter, where calling threadPaused() on every switch would be too
+// expensive.
+stg_returnToSchedNotPaused
+{
+ SAVE_THREAD_STATE();
+ jump StgReturn;
+}
+
// A variant of stg_returnToSched, but instead of returning directly to the
// scheduler, we jump to the code fragment pointed to by R2. This lets us
// perform some final actions after making the thread safe, such as unlocking