| //===--- Array2D.swift ----------------------------------------------------===// |
| // |
| // This source file is part of the Swift.org open source project |
| // |
| // Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors |
| // Licensed under Apache License v2.0 with Runtime Library Exception |
| // |
| // See https://swift.org/LICENSE.txt for license information |
| // See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors |
| // |
| //===----------------------------------------------------------------------===// |
| |
| import TestsUtils |
| |
| public let Array2D = BenchmarkInfo( |
| name: "Array2D", |
| runFunction: run_Array2D, |
| tags: [.validation, .api, .Array], |
| setUpFunction: { blackHole(inputArray) }, |
| tearDownFunction: { inputArray = nil }) |
| |
| var inputArray: [[Int]]! = { |
| var A: [[Int]] = [] |
| A.reserveCapacity(1024) |
| for _ in 0 ..< 1024 { |
| A.append(Array(0 ..< 1024)) |
| } |
| return A |
| }() |
| |
| @inline(never) |
| func modifyArray(_ A: inout [[Int]], _ N: Int) { |
| for _ in 0..<N { |
| for i in 0 ..< 1024 { |
| for y in 0 ..< 1024 { |
| A[i][y] = A[i][y] + 1 |
| A[i][y] = A[i][y] - 1 |
| } |
| } |
| } |
| } |
| |
| @inline(never) |
| public func run_Array2D(_ N: Int) { |
| modifyArray(&inputArray, N) |
| } |