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-rw-r--r--includes/rts/Flags.h1
-rw-r--r--includes/rts/SpinLock.h5
-rw-r--r--includes/rts/Threads.h2
-rw-r--r--includes/rts/storage/GC.h2
4 files changed, 6 insertions, 4 deletions
diff --git a/includes/rts/Flags.h b/includes/rts/Flags.h
index aed4dca384..6487947749 100644
--- a/includes/rts/Flags.h
+++ b/includes/rts/Flags.h
@@ -195,6 +195,7 @@ typedef struct _MISC_FLAGS {
bool generate_dump_file;
bool generate_stack_trace;
bool machineReadable;
+ bool internalCounters; /* See Note [Internal Counter Stats] */
StgWord linkerMemBase; /* address to ask the OS for memory
* for the linker, NULL ==> off */
} MISC_FLAGS;
diff --git a/includes/rts/SpinLock.h b/includes/rts/SpinLock.h
index 6530a3a2f0..1dca02f795 100644
--- a/includes/rts/SpinLock.h
+++ b/includes/rts/SpinLock.h
@@ -27,7 +27,8 @@
typedef struct SpinLock_
{
StgWord lock;
- StgWord64 spin; // DEBUG version counts how much it spins
+ StgWord64 spin; // incremented every time we spin in ACQUIRE_SPIN_LOCK
+ StgWord64 yield; // incremented every time we yield in ACQUIRE_SPIN_LOCK
} SpinLock;
#else
typedef StgWord SpinLock;
@@ -49,6 +50,7 @@ INLINE_HEADER void ACQUIRE_SPIN_LOCK(SpinLock * p)
p->spin++;
busy_wait_nop();
}
+ p->yield++;
yieldThread();
} while (1);
}
@@ -66,6 +68,7 @@ INLINE_HEADER void initSpinLock(SpinLock * p)
write_barrier();
p->lock = 1;
p->spin = 0;
+ p->yield = 0;
}
#else
diff --git a/includes/rts/Threads.h b/includes/rts/Threads.h
index fceacdc75d..f72f5ed121 100644
--- a/includes/rts/Threads.h
+++ b/includes/rts/Threads.h
@@ -43,8 +43,6 @@ StgRegTable * resumeThread (void *);
//
int cmp_thread (StgPtr tso1, StgPtr tso2);
int rts_getThreadId (StgPtr tso);
-HsInt64 rts_getThreadAllocationCounter (StgPtr tso);
-void rts_setThreadAllocationCounter (StgPtr tso, HsInt64 i);
void rts_enableThreadAllocationLimit (StgPtr tso);
void rts_disableThreadAllocationLimit (StgPtr tso);
diff --git a/includes/rts/storage/GC.h b/includes/rts/storage/GC.h
index 2aed7c57ee..d4182dd7f9 100644
--- a/includes/rts/storage/GC.h
+++ b/includes/rts/storage/GC.h
@@ -120,7 +120,7 @@ typedef struct generation_ {
// stats information
uint32_t collections;
uint32_t par_collections;
- uint32_t failed_promotions;
+ uint32_t failed_promotions; // Currently unused
// ------------------------------------
// Fields below are used during GC only