[benchmark] LF: ChainedFilterMap & FatCompactMap

Author: palimondo

benchmark/single-source/ChainedFilterMap.swift

@@ -1,16 +1,20 @@
 import TestsUtils
 
 public var ChainedFilterMap = [
-  BenchmarkInfo(name: "ChainedFilterMap", runFunction: run_ChainedFilterMap, tags: [.algorithm]),
-  BenchmarkInfo(name: "FatCompactMap", runFunction: run_FatCompactMap, tags: [.algorithm])
+  BenchmarkInfo(name: "ChainedFilterMap", runFunction: run_ChainedFilterMap,
+    tags: [.algorithm], setUpFunction: { blackHole(first100k) },
+    legacyFactor: 9),
+  BenchmarkInfo(name: "FatCompactMap", runFunction: run_FatCompactMap,
+    tags: [.algorithm], setUpFunction: { blackHole(first100k) },
+    legacyFactor: 10)
 ]
 
 public let first100k = Array(0...100_000-1)
 
 @inline(never)
 public func run_ChainedFilterMap(_ N: Int) {
   var result = 0
-  for _ in 1...10*N {
+  for _ in 1...N {
     let numbers = first100k.lazy
       .filter { $0 % 3 == 0 }
       .map { $0 * 2 }
@@ -25,7 +29,7 @@ public func run_ChainedFilterMap(_ N: Int) {
 @inline(never)
 public func run_FatCompactMap(_ N: Int) {
   var result = 0
-  for _ in 1...10*N {
+  for _ in 1...N {
     let numbers = first100k.lazy
       .compactMap { (x: Int) -> Int? in
         if x % 3 != 0 { return nil }