#define RESERVED_STACK_WORDS 21
/* -----------------------------------------------------------------------------
+ The limit on the size of the stack check performed when we enter an
+ AP_STACK, in words. See raiseAsync() and bug #1466.
+ -------------------------------------------------------------------------- */
+
+#define AP_STACK_SPLIM 1024
+
+/* -----------------------------------------------------------------------------
Storage manager constants
-------------------------------------------------------------------------- */
/*
* Constants for the why_blocked field of a TSO
+ * NB. keep these in sync with GHC/Conc.lhs: threadStatus
*/
#define NotBlocked 0
#define BlockedOnMVar 1
#define TSO_INTERRUPTIBLE 8
#define TSO_STOPPED_ON_BREAKPOINT 16
+/*
+ * TSO_LINK_DIRTY is set when a TSO's link field is modified
+ */
+#define TSO_LINK_DIRTY 32
+
+#define TSO_MARKED 64
+
/* -----------------------------------------------------------------------------
RET_DYN stack frames
-------------------------------------------------------------------------- */