mpmc-queue: add test driver, Makefile, .gitignore

diff --git a/mpmc-queue/.gitignore b/mpmc-queue/.gitignore
new file mode 100644 (file)
index 0000000..4b0d836
--- /dev/null
+++ b/mpmc-queue/.gitignore
@@ -0,0 +1 @@
+/mpmc-queue

diff --git a/mpmc-queue/Makefile b/mpmc-queue/Makefile
new file mode 100644 (file)
index 0000000..07e2540
--- /dev/null
+++ b/mpmc-queue/Makefile
@@ -0,0 +1,11 @@
+include ../benchmarks.mk
+
+TESTNAME = mpmc-queue
+
+all: $(TESTNAME)
+
+$(TESTNAME): $(TESTNAME).cc $(TESTNAME).h
+       $(CXX) -o $@ $< $(CPPFLAGS) $(LDFLAGS)
+
+clean:
+       rm -f $(TESTNAME) *.o

diff --git a/mpmc-queue/mpmc-queue.cc b/mpmc-queue/mpmc-queue.cc
new file mode 100644 (file)
index 0000000..b6af7ef
--- /dev/null
+++ b/mpmc-queue/mpmc-queue.cc
@@ -0,0 +1,33 @@
+#include <threads.h>
+#include <stdio.h>
+
+#include <librace.h>
+
+#include "mpmc-queue.h"
+
+void threadA(struct mpmc_boundq_1_alt<int, sizeof(int)> *queue)
+{
+       int *bin = queue->write_prepare();
+       *bin = 1;
+       queue->write_publish();
+}
+
+void threadB(struct mpmc_boundq_1_alt<int, sizeof(int)> *queue)
+{
+       int *bin = queue->read_fetch();
+       printf("Read: %d\n", *bin);
+       queue->read_consume();
+}
+
+int user_main(int argc, char **argv)
+{
+       struct mpmc_boundq_1_alt<int, sizeof(int)> queue;
+       thrd_t A, B;
+
+       thrd_create(&A, (thrd_start_t)&threadA, &queue);
+       thrd_create(&B, (thrd_start_t)&threadB, &queue);
+       thrd_join(A);
+       thrd_join(B);
+
+       return 0;
+}