add benchmark for np.clip

Author: pijyoi

benchmarks/benchmarks/bench_clip.py

@@ -0,0 +1,35 @@
+from .common import Benchmark
+
+import numpy as np
+
+
+class ClipFloat(Benchmark):
+    param_names = ["dtype", "size"]
+    params = [
+        [np.float32, np.float64, np.longdouble],
+        [100, 100_000]
+    ]
+
+    def setup(self, dtype, size):
+        rng = np.random.default_rng()
+        self.array = rng.random(size=size).astype(dtype)
+        self.dataout = np.full_like(self.array, 0.5)
+
+    def time_clip(self, dtype, size):
+        np.clip(self.array, 0.125, 0.875, self.dataout)
+
+
+class ClipInteger(Benchmark):
+    param_names = ["dtype", "size"]
+    params = [
+        [np.int32, np.int64],
+        [100, 100_000]
+    ]
+
+    def setup(self, dtype, size):
+        rng = np.random.default_rng()
+        self.array = rng.integers(256, size=size, dtype=dtype)
+        self.dataout = np.full_like(self.array, 128)
+
+    def time_clip(self, dtype, size):
+        np.clip(self.array, 32, 224, self.dataout)