Changeset b7170a64 for src/benchmark/ctxswitch

Timestamp:

Oct 26, 2017, 12:16:10 PM (8 years ago)

Author:

Thierry Delisle <tdelisle@…>

Branches:

ADT, aaron-thesis, arm-eh, ast-experimental, cleanup-dtors, deferred_resn, demangler, enum, forall-pointer-decay, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, new-env, no_list, persistent-indexer, pthread-emulation, qualifiedEnum, resolv-new, with_gc

Children:

6395817

Parents:

4149d9d

Message:

Updated the creation and ctxswitch benchmark to all be consistent and flexible

Location:

src/benchmark/ctxswitch

Files:

• cfa_cor.c (modified) (3 diffs)
• cfa_thrd.c (modified) (1 diff)
• pthreads.c (modified) (1 diff)
• upp_cor.cc (modified) (1 diff)
• upp_thrd.cc (modified) (1 diff)

src/benchmark/ctxswitch/cfa_cor.c

@@ -1 @@
-#include <fstream>
-#include <stdlib>
+#include <stdio.h>
 #include <thread>
 
@@ -11 +10 @@
 }
 
-void main( GreatSuspender & this )
-{
+void main( GreatSuspender & this ) {
         while( true ) {
                 suspend();
-        }
-}
-
-void resumer( GreatSuspender & this, const unsigned int NoOfTimes ) {
-        for ( volatile unsigned int i = 0; i < NoOfTimes; i += 1 ) {
-                resume( this );
         }
 }
@@ -28 +20 @@
 
         BENCH(
-                resumer( s, NoOfTimes );,
+                for (size_t i = 0; i < n; i++) {
+                        resume( s );
+                },
                 result
         )
 
-        sout | result | endl;
+        printf("%llu\n", result);
 }

src/benchmark/ctxswitch/cfa_thrd.c

@@ -1 @@
-#include <fstream>
-#include <stdlib>
+#include <stdio.h>
 #include <thread>
 
 #include "bench.h"
 
-int main() {
-        const unsigned int NoOfTimes = N;
-        long long int StartTime, EndTime;
+int main(int argc, char* argv[]) {
+        BENCH(
+                for (size_t i = 0; i < n; i++) {
+                        yield();
+                },
+                result
+        )
 
-        StartTime = Time();
-        for ( volatile unsigned int i = 0; i < NoOfTimes; i += 1 ) {
-                yield();
-        }
-        EndTime = Time();
-
-        sout | ( EndTime - StartTime ) / NoOfTimes | endl;
+        printf("%llu\n", result);
 }

src/benchmark/ctxswitch/pthreads.c

@@ -6 +6 @@
 #include "bench.h"
 
-int main() {
-        const unsigned int NoOfTimes = N;
-        long long int StartTime, EndTime;
+int main(int argc, char* argv[]) {
+        BENCH(
+                for (size_t i = 0; i < n; i++) {
+                        sched_yield();
+                },
+                result
+        )
 
-        StartTime = Time();
-        for ( volatile unsigned int i = 0; i < NoOfTimes; i += 1 ) {
-                sched_yield();
-        }
-        EndTime = Time();
-
-        printf("%lld\n", ( EndTime - StartTime ) / NoOfTimes );
+        printf("%llu\n", result);
 }

src/benchmark/ctxswitch/upp_cor.cc

@@ +1 @@
+#include <cstdio>
+
+#include "bench.h"
+
+_Coroutine GreatSuspender {
+public:
+        GreatSuspender() {
+                resume();
+        }
+
+        void do_resume() {
+                resume();
+        }
+private:
+        void main() {
+                while( true ) {
+                        suspend();
+                }
+        }
+};
+
+int main(int argc, char* argv[]) {
+        GreatSuspender s;
+
+        BENCH(
+                for (size_t i = 0; i < n; i++) {
+                        s.do_resume();
+                },
+                result
+        )
+
+        printf("%llu\n", result);
+}

src/benchmark/ctxswitch/upp_thrd.cc

@@ +1 @@
+#include <cstdio>
+
+#include "bench.h"
+
+int main(int argc, char* argv[]) {
+        BENCH(
+                for (size_t i = 0; i < n; i++) {
+                        uThisTask().yield();
+                },
+                result
+        )
+
+        printf("%llu\n", result);
+}