Add pushover notifications, this should be a super basic MVP

vendor/github.com/dgraph-io/ristretto/z/simd/search.go

@@ -0,0 +1,51 @@
+// +build 386 arm armbe arm64 mips mipsle mips64p32 mips64p32le ppc ppc64 ppc64le sparc
+
+/*
+ * Copyright 2020 Dgraph Labs, Inc. and Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package simd
+
+// Search uses the Clever search to find the correct key.
+func Search(xs []uint64, k uint64) int16 {
+	if len(xs) < 8 {
+		return Naive(xs, k)
+	}
+	var twos, pk [4]uint64
+	pk[0] = k
+	pk[1] = k
+	pk[2] = k
+	pk[3] = k
+	for i := 0; i < len(xs); i += 8 {
+		twos[0] = xs[i]
+		twos[1] = xs[i+2]
+		twos[2] = xs[i+4]
+		twos[3] = xs[i+6]
+		if twos[0] >= pk[0] {
+			return int16(i / 2)
+		}
+		if twos[1] >= pk[1] {
+			return int16((i + 2) / 2)
+		}
+		if twos[2] >= pk[2] {
+			return int16((i + 4) / 2)
+		}
+		if twos[3] >= pk[3] {
+			return int16((i + 6) / 2)
+		}
+
+	}
+	return int16(len(xs) / 2)
+}