m1/perf/: main.c was missing. Added on-going work.

m1/perf/main.c

@@ -0,0 +1,60 @@
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "compiler.h"
+
+
+#define	BUF_SIZE	1000000
+
+
+static void report(const char *s)
+{
+	fprintf(stderr, "%s\n", s);
+}
+
+
+static void usage(const char *name)
+{
+	fprintf(stderr, "usage: %s patch-file [loops]\n", name);
+	exit(1);
+}
+
+
+int main(int argc, char **argv)
+{
+	char buf[BUF_SIZE];
+	const char *name;
+	FILE *file;
+	size_t got;
+	int loops = 1;
+	int i;
+
+	switch (argc) {
+	case 2:
+		break;
+	case 3:
+		loops = atoi(argv[2]);
+		break;
+	default:
+		usage(*argv);
+	}
+
+	name = argv[1];
+	file = fopen(name, "r");
+	if (!file) {
+		perror(name);
+		exit(1);
+	}
+	got = fread(buf, sizeof(buf)-1, 1, file);
+	if (got < 0) {
+		perror(name);
+		exit(1);
+	}
+	buf[got] = 0;
+	fclose(file);
+
+	for (i = 0; i != loops; i++)
+		patch_compile(buf, report);
+
+	return 0;
+}