testing: Added latency test for ck_cohort

regressions/ck_cohort/benchmark/Makefile

@@ -0,0 +1,17 @@
+.PHONY: all clean
+
+OBJECTS=ck_cohort.THROUGHPUT ck_cohort.LATENCY
+
+all: $(OBJECTS)
+
+ck_cohort.THROUGHPUT: ck_cohort.c
+	$(CC) -DTHROUGHPUT $(CFLAGS) -o ck_cohort.THROUGHPUT ck_cohort.c
+
+ck_cohort.LATENCY: ck_cohort.c
+	$(CC) -DLATENCY $(CFLAGS) -o ck_cohort.LATENCY ck_cohort.c
+
+clean:
+	rm -rf *.dSYM $(OBJECTS)
+
+include ../../../build/regressions.build
+CFLAGS+=$(PTHREAD_CFLAGS) -D_GNU_SOURCE -lm

regressions/ck_cohort/benchmark/ck_cohort.c

@@ -0,0 +1,8 @@
+#include "../ck_cohort.h"
+
+#include <ck_cohort.h>
+#ifdef THROUGHPUT
+#include "../../ck_spinlock/benchmark/throughput.h"
+#elif defined(LATENCY)
+#include "../../ck_spinlock/benchmark/latency.h"
+#endif

regressions/ck_cohort/ck_cohort.h

@@ -0,0 +1,10 @@
+#define LOCK_NAME "ck_cohort"
+#define LOCK_DEFINE\
+    typedef ck_spinlock_fas_t ck_spinlock_fas;\
+    static ck_spinlock_fas global_fas_lock = CK_SPINLOCK_FAS_INITIALIZER;\
+    static ck_spinlock_fas local_fas_lock = CK_SPINLOCK_FAS_INITIALIZER;\
+    CK_CREATE_COHORT(fas_fas, ck_spinlock_fas, ck_spinlock_fas)\
+    static struct ck_cohort_fas_fas CK_CC_CACHELINE cohort = CK_COHORT_INITIALIZER
+#define LOCK_INIT ck_cohort_fas_fas_init(&cohort, &global_fas_lock, &local_fas_lock)
+#define LOCK ck_cohort_fas_fas_lock(&cohort)
+#define UNLOCK ck_cohort_fas_fas_unlock(&cohort)