--- /dev/null
+/* Masstree
+ * Eddie Kohler, Yandong Mao, Robert Morris
+ * Copyright (c) 2012-2014 President and Fellows of Harvard College
+ * Copyright (c) 2012-2014 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 "kvrow.hh"
+#include "value_array.hh"
+#include <string.h>
+
+value_array* value_array::make_sized_row(int ncol, kvtimestamp_t ts,
+ threadinfo& ti) {
+ value_array *tv;
+ tv = (value_array *) ti.allocate(shallow_size(ncol), memtag_value);
+ tv->ts_ = ts;
+ tv->ncol_ = ncol;
+ memset(tv->cols_, 0, sizeof(tv->cols_[0]) * ncol);
+ return tv;
+}
+
+value_array* value_array::update(const Json* first, const Json* last,
+ kvtimestamp_t ts, threadinfo& ti) const {
+ masstree_precondition(ts >= ts_);
+ unsigned ncol = std::max(int(ncol_), int(last[-2].as_i()) + 1);
+ value_array* row = (value_array*) ti.allocate(shallow_size(ncol), memtag_value);
+ row->ts_ = ts;
+ row->ncol_ = ncol;
+ memcpy(row->cols_, cols_, ncol_ * sizeof(cols_[0]));
+ memset(row->cols_ + ncol_, 0, (ncol - ncol_) * sizeof(cols_[0]));
+ for (; first != last; first += 2)
+ row->cols_[first[0].as_u()] = make_column(first[1].as_s(), ti);
+ return row;
+}
+
+void value_array::deallocate(threadinfo& ti) {
+ for (short i = 0; i < ncol_; ++i)
+ deallocate_column(cols_[i], ti);
+ ti.deallocate(this, shallow_size(), memtag_value);
+}
+
+void value_array::deallocate_rcu(threadinfo& ti) {
+ for (short i = 0; i < ncol_; ++i)
+ deallocate_column_rcu(cols_[i], ti);
+ ti.deallocate_rcu(this, shallow_size(), memtag_value);
+}
+
+void value_array::deallocate_rcu_after_update(const Json* first, const Json* last, threadinfo& ti) {
+ for (; first != last && first[0].as_u() < unsigned(ncol_); first += 2)
+ deallocate_column_rcu(cols_[first[0].as_u()], ti);
+ ti.deallocate_rcu(this, shallow_size(), memtag_value);
+}
+
+void value_array::deallocate_after_failed_update(const Json* first, const Json* last, threadinfo& ti) {
+ for (; first != last; first += 2)
+ deallocate_column(cols_[first[0].as_u()], ti);
+ ti.deallocate(this, shallow_size(), memtag_value);
+}