benchmark silo added

[c11concurrency-benchmarks.git] / silo / masstree / testrunner.cc

diff --git a/silo/masstree/testrunner.cc b/silo/masstree/testrunner.cc
new file mode 100644 (file)
index 0000000..c369093
--- /dev/null
+++ b/silo/masstree/testrunner.cc
@@ -0,0 +1,54 @@
+/* Masstree
+ * Eddie Kohler, Yandong Mao, Robert Morris
+ * Copyright (c) 2012-2013 President and Fellows of Harvard College
+ * Copyright (c) 2012-2013 Massachusetts Institute of Technology
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, subject to the conditions
+ * listed in the Masstree LICENSE file. These conditions include: you must
+ * preserve this copyright notice, and you cannot mention the copyright
+ * holders in advertising related to the Software without their permission.
+ * The Software is provided WITHOUT ANY WARRANTY, EXPRESS OR IMPLIED. This
+ * notice is a summary of the Masstree LICENSE file; the license in that file
+ * is legally binding.
+ */
+#include "testrunner.hh"
+#include <algorithm>
+#include <numeric>
+#include <vector>
+
+testrunner_base* testrunner_base::thehead;
+testrunner_base* testrunner_base::thetail;
+
+void testrunner_base::print_names(FILE* stream, int ncol) {
+    masstree_precondition(ncol >= 1);
+
+    std::vector<lcdf::String> names;
+    for (testrunner_base* tr = thehead; tr; tr = tr->next_)
+        names.push_back(tr->name());
+
+    size_t percol;
+    std::vector<int> colwidth;
+    while (1) {
+        percol = (names.size() + ncol - 1) / ncol;
+        colwidth.assign(ncol, 0);
+        for (size_t i = 0; i != names.size(); ++i)
+            colwidth[i/percol] = std::max(colwidth[i/percol], names[i].length());
+        if (ncol == 1
+            || std::accumulate(colwidth.begin(), colwidth.end(), 0)
+               + ncol * 3 <= 78)
+            break;
+        --ncol;
+    }
+
+    for (size_t row = 0; row != percol; ++row) {
+        size_t off = row;
+        for (int col = 0; col != ncol; ++col, off += percol)
+            if (off < names.size())
+                fprintf(stream, "%*s   %s",
+                        col ? colwidth[col-1] - names[off-percol].length() : 0, "",
+                        names[off].c_str());
+        fprintf(stream, "\n");
+    }
+}