import quincy 17.2.0

[ceph.git] / ceph / src / arrow / go / parquet / internal / utils / _lib / min_max.c

diff --git a/ceph/src/arrow/go/parquet/internal/utils/_lib/min_max.c b/ceph/src/arrow/go/parquet/internal/utils/_lib/min_max.c
new file mode 100644 (file)
index 0000000..83c189f
--- /dev/null
+++ b/ceph/src/arrow/go/parquet/internal/utils/_lib/min_max.c
@@ -0,0 +1,73 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you 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.
+
+#include <arch.h>
+#include <stdint.h>
+#include <limits.h>
+#include <math.h>
+#include <float.h>
+
+void FULL_NAME(int32_max_min)(int32_t values[], int len, int32_t* minout, int32_t* maxout) {
+  int32_t max = INT32_MIN;
+  int32_t min = INT32_MAX;
+
+  for (int i = 0; i < len; ++i) {
+    min = min < values[i] ? min : values[i];
+    max = max > values[i] ? max : values[i];
+  }
+
+  *maxout = max;
+  *minout = min;
+}
+
+void FULL_NAME(uint32_max_min)(uint32_t values[], int len, uint32_t* minout, uint32_t* maxout) {
+  uint32_t max = 0;
+  uint32_t min = UINT32_MAX;
+
+  for (int i = 0; i < len; ++i) {
+    min = min < values[i] ? min : values[i];
+    max = max > values[i] ? max : values[i];
+  }
+
+  *maxout = max;
+  *minout = min;
+}
+
+void FULL_NAME(int64_max_min)(int64_t values[], int len, int64_t* minout, int64_t* maxout) {
+  int64_t max = INT64_MIN;
+  int64_t min = INT64_MAX;
+
+  for (int i = 0; i < len; ++i) {
+    min = min < values[i] ? min : values[i];
+    max = max > values[i] ? max : values[i];
+  }
+
+  *maxout = max;
+  *minout = min;
+}
+
+void FULL_NAME(uint64_max_min)(uint64_t values[], int len, uint64_t* minout, uint64_t* maxout) {
+  uint64_t max = 0;
+  uint64_t min = UINT64_MAX;
+
+  for (int i = 0; i < len; ++i) {
+    min = min < values[i] ? min : values[i];
+    max = max > values[i] ? max : values[i];
+  }
+
+  *maxout = max;
+  *minout = min;
+}