shithub: bench9

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wire to cpu 0, remove memmove benchmarks

--- a/main.c

+++ b/main.c

@@ -12,15 +12,25 @@

 void

 threadmain(int argc, char **argv)

 {

-	B group[10], *b;

+	B *group, *b;

 	uchar d[1];

+	char t[64];

 	int f;

 	ARGBEGIN{

 	}ARGEND

-	b = &group[0];

+	snprint(t, sizeof(t), "/proc/%d/ctl", getpid());

+	if((f = open(t, OWRITE)) < 0)

+		fprint(2, "%r\n");

+	else{

+		if(write(f, "wired 0\n", 8) != 8)

+			fprint(2, "failed to wire\n");

+		close(f);

+	}

+	b = group = malloc(32 * sizeof(*b));

+

 	f = open("/dev/null", OREAD);

 	benchinit(b, "read/1");

 	while(b->n > 0){

@@ -79,45 +89,8 @@

 	}

 	b++;

-	benchinit(b, "memmove(4k)");

-	while(b->n > 0){

-		char *x, *y;

-		x = malloc(4096);

-		y = malloc(4096);

-		benchin(b);

-		memmove(x, y, 4096);

-		benchout(b);

-		free(x);

-		free(y);

-	}

-	b++;

-	benchinit(b, "memmove(64k)");

-	while(b->n > 0){

-		char *x, *y;

-		x = malloc(65536);

-		y = malloc(65536);

-		benchin(b);

-		memmove(x, y, 65536);

-		benchout(b);

-		free(x);

-		free(y);

-	}

-

-	b++;

-	benchinit(b, "memmove(256k)");

-	while(b->n > 0){

-		char *x, *y;

-		x = malloc(256*1024);

-		y = malloc(256*1024);

-		benchin(b);

-		memmove(x, y, 256*1024);

-		benchout(b);

-		free(x);

-		free(y);

-	}

-

-	benchprint(group, nelem(group), 1);

+	benchprint(group, b-group, 1);

 	threadexitsall(nil);

 }