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50 lines
1.6 KiB
Swift
50 lines
1.6 KiB
Swift
//===--- Chars.swift ------------------------------------------------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2021 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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// This test tests the performance of ASCII Character comparison.
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import TestsUtils
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public let benchmarks =
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BenchmarkInfo(
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name: "Chars2",
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runFunction: run_Chars,
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tags: [.validation, .api, .String],
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setUpFunction: { blackHole(alphabetInput) },
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legacyFactor: 50)
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let alphabetInput: [Character] = [
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"A", "B", "C", "D", "E", "F", "G",
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"H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R",
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"S", "T", "U",
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"V", "W", "X", "Y", "Z", "/", "f", "Z", "z", "6", "7", "C", "j", "f", "9",
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"g", "g", "I", "J", "K", "c", "x", "i", ".",
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"2", "a", "t", "i", "o", "e", "q", "n", "X", "Y", "Z", "?", "m", "Z", ","
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]
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@inline(never)
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public func run_Chars(_ n: Int) {
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// Permute some characters.
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let alphabet: [Character] = alphabetInput
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for _ in 0..<n {
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for firstChar in alphabet {
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for lastChar in alphabet {
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blackHole(firstChar < lastChar)
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blackHole(firstChar == lastChar)
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blackHole(firstChar > lastChar)
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blackHole(firstChar <= lastChar)
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blackHole(firstChar >= lastChar)
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}
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}
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}
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}
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