├── PerformanceTest iOS
    ├── Info.plist
    └── main.m
├── PerformanceTest.xcodeproj
    ├── project.pbxproj
    ├── project.xcworkspace
    │   └── contents.xcworkspacedata
    └── xcuserdata
    │   └── mikeash.xcuserdatad
    │       └── xcschemes
    │           ├── PerformanceTest iOS.xcscheme
    │           ├── PerformanceTest.xcscheme
    │           └── xcschememanagement.plist
├── PerformanceTest
    └── main.m
├── perf.h
└── perf.mm


/PerformanceTest iOS/Info.plist:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 3 | <plist version="1.0">
 4 | <dict>
 5 | 	<key>CFBundleDevelopmentRegion</key>
 6 | 	<string>en</string>
 7 | 	<key>CFBundleExecutable</key>
 8 | 	<string>$(EXECUTABLE_NAME)</string>
 9 | 	<key>CFBundleIdentifier</key>
10 | 	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
11 | 	<key>CFBundleInfoDictionaryVersion</key>
12 | 	<string>6.0</string>
13 | 	<key>CFBundleName</key>
14 | 	<string>$(PRODUCT_NAME)</string>
15 | 	<key>CFBundlePackageType</key>
16 | 	<string>APPL</string>
17 | 	<key>CFBundleShortVersionString</key>
18 | 	<string>1.0</string>
19 | 	<key>CFBundleSignature</key>
20 | 	<string>????</string>
21 | 	<key>CFBundleVersion</key>
22 | 	<string>1</string>
23 | 	<key>LSRequiresIPhoneOS</key>
24 | 	<true/>
25 | 	<key>UILaunchStoryboardName</key>
26 | 	<string>LaunchScreen</string>
27 | 	<key>UIMainStoryboardFile</key>
28 | 	<string>Main</string>
29 | 	<key>UIRequiredDeviceCapabilities</key>
30 | 	<array>
31 | 		<string>armv7</string>
32 | 	</array>
33 | 	<key>UISupportedInterfaceOrientations</key>
34 | 	<array>
35 | 		<string>UIInterfaceOrientationPortrait</string>
36 | 		<string>UIInterfaceOrientationLandscapeLeft</string>
37 | 		<string>UIInterfaceOrientationLandscapeRight</string>
38 | 	</array>
39 | 	<key>UISupportedInterfaceOrientations~ipad</key>
40 | 	<array>
41 | 		<string>UIInterfaceOrientationPortrait</string>
42 | 		<string>UIInterfaceOrientationPortraitUpsideDown</string>
43 | 		<string>UIInterfaceOrientationLandscapeLeft</string>
44 | 		<string>UIInterfaceOrientationLandscapeRight</string>
45 | 	</array>
46 | </dict>
47 | </plist>
48 | 


--------------------------------------------------------------------------------
/PerformanceTest iOS/main.m:
--------------------------------------------------------------------------------
 1 | //
 2 | //  main.m
 3 | //  PerformanceTest iOS
 4 | //
 5 | //  Created by Mike Ash on 4/10/16.
 6 | //  Copyright © 2016 mikeash. All rights reserved.
 7 | //
 8 | 
 9 | #import <UIKit/UIKit.h>
10 | 
11 | #import "perf.h"
12 | 
13 | int main(int argc, char * argv[]) {
14 |     @autoreleasepool {
15 |         Test();
16 |     }
17 | }
18 | 


--------------------------------------------------------------------------------
/PerformanceTest.xcodeproj/project.pbxproj:
--------------------------------------------------------------------------------
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  2 | {
  3 | 	archiveVersion = 1;
  4 | 	classes = {
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  6 | 	objectVersion = 46;
  7 | 	objects = {
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  9 | /* Begin PBXBuildFile section */
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 11 | 		C25FC3F31CBAE4C700894F64 /* main.m in Sources */ = {isa = PBXBuildFile; fileRef = C25FC3F21CBAE4C700894F64 /* main.m */; };
 12 | 		C2E5584B1CBC6E1300F6943C /* Cocoa.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = C2E5584A1CBC6E1300F6943C /* Cocoa.framework */; };
 13 | 		C2F597731CBAE5760051D0F0 /* perf.mm in Sources */ = {isa = PBXBuildFile; fileRef = C2F597721CBAE5760051D0F0 /* perf.mm */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
 14 | 		C2F597741CBAE5760051D0F0 /* perf.mm in Sources */ = {isa = PBXBuildFile; fileRef = C2F597721CBAE5760051D0F0 /* perf.mm */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
 15 | /* End PBXBuildFile section */
 16 | 
 17 | /* Begin PBXCopyFilesBuildPhase section */
 18 | 		C25FC3DF1CBAE4A700894F64 /* CopyFiles */ = {
 19 | 			isa = PBXCopyFilesBuildPhase;
 20 | 			buildActionMask = 2147483647;
 21 | 			dstPath = /usr/share/man/man1/;
 22 | 			dstSubfolderSpec = 0;
 23 | 			files = (
 24 | 			);
 25 | 			runOnlyForDeploymentPostprocessing = 1;
 26 | 		};
 27 | /* End PBXCopyFilesBuildPhase section */
 28 | 
 29 | /* Begin PBXFileReference section */
 30 | 		C25FC3E11CBAE4A800894F64 /* PerformanceTest Mac */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.executable"; includeInIndex = 0; path = "PerformanceTest Mac"; sourceTree = BUILT_PRODUCTS_DIR; };
 31 | 		C25FC3E41CBAE4A800894F64 /* main.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = main.m; sourceTree = "<group>"; };
 32 | 		C25FC3EF1CBAE4C700894F64 /* PerformanceTest iOS.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = "PerformanceTest iOS.app"; sourceTree = BUILT_PRODUCTS_DIR; };
 33 | 		C25FC3F21CBAE4C700894F64 /* main.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = main.m; sourceTree = "<group>"; };
 34 | 		C25FC4021CBAE4C700894F64 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 35 | 		C2E5584A1CBC6E1300F6943C /* Cocoa.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Cocoa.framework; path = System/Library/Frameworks/Cocoa.framework; sourceTree = SDKROOT; };
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 37 | 		C2F597751CBAE57D0051D0F0 /* perf.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = perf.h; sourceTree = "<group>"; };
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 43 | 			buildActionMask = 2147483647;
 44 | 			files = (
 45 | 				C2E5584B1CBC6E1300F6943C /* Cocoa.framework in Frameworks */,
 46 | 			);
 47 | 			runOnlyForDeploymentPostprocessing = 0;
 48 | 		};
 49 | 		C25FC3EC1CBAE4C700894F64 /* Frameworks */ = {
 50 | 			isa = PBXFrameworksBuildPhase;
 51 | 			buildActionMask = 2147483647;
 52 | 			files = (
 53 | 			);
 54 | 			runOnlyForDeploymentPostprocessing = 0;
 55 | 		};
 56 | /* End PBXFrameworksBuildPhase section */
 57 | 
 58 | /* Begin PBXGroup section */
 59 | 		C25FC3D81CBAE4A700894F64 = {
 60 | 			isa = PBXGroup;
 61 | 			children = (
 62 | 				C2E5584A1CBC6E1300F6943C /* Cocoa.framework */,
 63 | 				C2F597711CBAE56A0051D0F0 /* Shared */,
 64 | 				C25FC3E31CBAE4A800894F64 /* PerformanceTest */,
 65 | 				C25FC3F01CBAE4C700894F64 /* PerformanceTest iOS */,
 66 | 				C25FC3E21CBAE4A800894F64 /* Products */,
 67 | 			);
 68 | 			sourceTree = "<group>";
 69 | 		};
 70 | 		C25FC3E21CBAE4A800894F64 /* Products */ = {
 71 | 			isa = PBXGroup;
 72 | 			children = (
 73 | 				C25FC3E11CBAE4A800894F64 /* PerformanceTest Mac */,
 74 | 				C25FC3EF1CBAE4C700894F64 /* PerformanceTest iOS.app */,
 75 | 			);
 76 | 			name = Products;
 77 | 			sourceTree = "<group>";
 78 | 		};
 79 | 		C25FC3E31CBAE4A800894F64 /* PerformanceTest */ = {
 80 | 			isa = PBXGroup;
 81 | 			children = (
 82 | 				C25FC3E41CBAE4A800894F64 /* main.m */,
 83 | 			);
 84 | 			path = PerformanceTest;
 85 | 			sourceTree = "<group>";
 86 | 		};
 87 | 		C25FC3F01CBAE4C700894F64 /* PerformanceTest iOS */ = {
 88 | 			isa = PBXGroup;
 89 | 			children = (
 90 | 				C25FC3F21CBAE4C700894F64 /* main.m */,
 91 | 				C25FC4021CBAE4C700894F64 /* Info.plist */,
 92 | 			);
 93 | 			path = "PerformanceTest iOS";
 94 | 			sourceTree = "<group>";
 95 | 		};
 96 | 		C2F597711CBAE56A0051D0F0 /* Shared */ = {
 97 | 			isa = PBXGroup;
 98 | 			children = (
 99 | 				C2F597751CBAE57D0051D0F0 /* perf.h */,
100 | 				C2F597721CBAE5760051D0F0 /* perf.mm */,
101 | 			);
102 | 			name = Shared;
103 | 			sourceTree = "<group>";
104 | 		};
105 | /* End PBXGroup section */
106 | 
107 | /* Begin PBXNativeTarget section */
108 | 		C25FC3E01CBAE4A700894F64 /* PerformanceTest Mac */ = {
109 | 			isa = PBXNativeTarget;
110 | 			buildConfigurationList = C25FC3E81CBAE4A800894F64 /* Build configuration list for PBXNativeTarget "PerformanceTest Mac" */;
111 | 			buildPhases = (
112 | 				C25FC3DD1CBAE4A700894F64 /* Sources */,
113 | 				C25FC3DE1CBAE4A700894F64 /* Frameworks */,
114 | 				C25FC3DF1CBAE4A700894F64 /* CopyFiles */,
115 | 			);
116 | 			buildRules = (
117 | 			);
118 | 			dependencies = (
119 | 			);
120 | 			name = "PerformanceTest Mac";
121 | 			productName = PerformanceTest;
122 | 			productReference = C25FC3E11CBAE4A800894F64 /* PerformanceTest Mac */;
123 | 			productType = "com.apple.product-type.tool";
124 | 		};
125 | 		C25FC3EE1CBAE4C700894F64 /* PerformanceTest iOS */ = {
126 | 			isa = PBXNativeTarget;
127 | 			buildConfigurationList = C25FC4031CBAE4C700894F64 /* Build configuration list for PBXNativeTarget "PerformanceTest iOS" */;
128 | 			buildPhases = (
129 | 				C25FC3EB1CBAE4C700894F64 /* Sources */,
130 | 				C25FC3EC1CBAE4C700894F64 /* Frameworks */,
131 | 				C25FC3ED1CBAE4C700894F64 /* Resources */,
132 | 			);
133 | 			buildRules = (
134 | 			);
135 | 			dependencies = (
136 | 			);
137 | 			name = "PerformanceTest iOS";
138 | 			productName = "PerformanceTest iOS";
139 | 			productReference = C25FC3EF1CBAE4C700894F64 /* PerformanceTest iOS.app */;
140 | 			productType = "com.apple.product-type.application";
141 | 		};
142 | /* End PBXNativeTarget section */
143 | 
144 | /* Begin PBXProject section */
145 | 		C25FC3D91CBAE4A700894F64 /* Project object */ = {
146 | 			isa = PBXProject;
147 | 			attributes = {
148 | 				LastUpgradeCheck = 0730;
149 | 				ORGANIZATIONNAME = mikeash;
150 | 				TargetAttributes = {
151 | 					C25FC3E01CBAE4A700894F64 = {
152 | 						CreatedOnToolsVersion = 7.3;
153 | 					};
154 | 					C25FC3EE1CBAE4C700894F64 = {
155 | 						CreatedOnToolsVersion = 7.3;
156 | 					};
157 | 				};
158 | 			};
159 | 			buildConfigurationList = C25FC3DC1CBAE4A700894F64 /* Build configuration list for PBXProject "PerformanceTest" */;
160 | 			compatibilityVersion = "Xcode 3.2";
161 | 			developmentRegion = English;
162 | 			hasScannedForEncodings = 0;
163 | 			knownRegions = (
164 | 				en,
165 | 				Base,
166 | 			);
167 | 			mainGroup = C25FC3D81CBAE4A700894F64;
168 | 			productRefGroup = C25FC3E21CBAE4A800894F64 /* Products */;
169 | 			projectDirPath = "";
170 | 			projectRoot = "";
171 | 			targets = (
172 | 				C25FC3E01CBAE4A700894F64 /* PerformanceTest Mac */,
173 | 				C25FC3EE1CBAE4C700894F64 /* PerformanceTest iOS */,
174 | 			);
175 | 		};
176 | /* End PBXProject section */
177 | 
178 | /* Begin PBXResourcesBuildPhase section */
179 | 		C25FC3ED1CBAE4C700894F64 /* Resources */ = {
180 | 			isa = PBXResourcesBuildPhase;
181 | 			buildActionMask = 2147483647;
182 | 			files = (
183 | 			);
184 | 			runOnlyForDeploymentPostprocessing = 0;
185 | 		};
186 | /* End PBXResourcesBuildPhase section */
187 | 
188 | /* Begin PBXSourcesBuildPhase section */
189 | 		C25FC3DD1CBAE4A700894F64 /* Sources */ = {
190 | 			isa = PBXSourcesBuildPhase;
191 | 			buildActionMask = 2147483647;
192 | 			files = (
193 | 				C25FC3E51CBAE4A800894F64 /* main.m in Sources */,
194 | 				C2F597731CBAE5760051D0F0 /* perf.mm in Sources */,
195 | 			);
196 | 			runOnlyForDeploymentPostprocessing = 0;
197 | 		};
198 | 		C25FC3EB1CBAE4C700894F64 /* Sources */ = {
199 | 			isa = PBXSourcesBuildPhase;
200 | 			buildActionMask = 2147483647;
201 | 			files = (
202 | 				C25FC3F31CBAE4C700894F64 /* main.m in Sources */,
203 | 				C2F597741CBAE5760051D0F0 /* perf.mm in Sources */,
204 | 			);
205 | 			runOnlyForDeploymentPostprocessing = 0;
206 | 		};
207 | /* End PBXSourcesBuildPhase section */
208 | 
209 | /* Begin XCBuildConfiguration section */
210 | 		C25FC3E61CBAE4A800894F64 /* Debug */ = {
211 | 			isa = XCBuildConfiguration;
212 | 			buildSettings = {
213 | 				ALWAYS_SEARCH_USER_PATHS = NO;
214 | 				CLANG_ANALYZER_NONNULL = YES;
215 | 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
216 | 				CLANG_CXX_LIBRARY = "libc++";
217 | 				CLANG_ENABLE_MODULES = YES;
218 | 				CLANG_ENABLE_OBJC_ARC = YES;
219 | 				CLANG_WARN_BOOL_CONVERSION = YES;
220 | 				CLANG_WARN_CONSTANT_CONVERSION = YES;
221 | 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
222 | 				CLANG_WARN_EMPTY_BODY = YES;
223 | 				CLANG_WARN_ENUM_CONVERSION = YES;
224 | 				CLANG_WARN_INT_CONVERSION = YES;
225 | 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
226 | 				CLANG_WARN_UNREACHABLE_CODE = YES;
227 | 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
228 | 				CODE_SIGN_IDENTITY = "-";
229 | 				COPY_PHASE_STRIP = NO;
230 | 				DEBUG_INFORMATION_FORMAT = dwarf;
231 | 				ENABLE_STRICT_OBJC_MSGSEND = YES;
232 | 				ENABLE_TESTABILITY = YES;
233 | 				GCC_C_LANGUAGE_STANDARD = gnu99;
234 | 				GCC_DYNAMIC_NO_PIC = NO;
235 | 				GCC_NO_COMMON_BLOCKS = YES;
236 | 				GCC_OPTIMIZATION_LEVEL = 0;
237 | 				GCC_PREPROCESSOR_DEFINITIONS = (
238 | 					"DEBUG=1",
239 | 					"$(inherited)",
240 | 				);
241 | 				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
242 | 				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
243 | 				GCC_WARN_UNDECLARED_SELECTOR = YES;
244 | 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
245 | 				GCC_WARN_UNUSED_FUNCTION = YES;
246 | 				GCC_WARN_UNUSED_VARIABLE = YES;
247 | 				MACOSX_DEPLOYMENT_TARGET = 10.11;
248 | 				MTL_ENABLE_DEBUG_INFO = YES;
249 | 				ONLY_ACTIVE_ARCH = YES;
250 | 				SDKROOT = macosx;
251 | 			};
252 | 			name = Debug;
253 | 		};
254 | 		C25FC3E71CBAE4A800894F64 /* Release */ = {
255 | 			isa = XCBuildConfiguration;
256 | 			buildSettings = {
257 | 				ALWAYS_SEARCH_USER_PATHS = NO;
258 | 				CLANG_ANALYZER_NONNULL = YES;
259 | 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
260 | 				CLANG_CXX_LIBRARY = "libc++";
261 | 				CLANG_ENABLE_MODULES = YES;
262 | 				CLANG_ENABLE_OBJC_ARC = YES;
263 | 				CLANG_WARN_BOOL_CONVERSION = YES;
264 | 				CLANG_WARN_CONSTANT_CONVERSION = YES;
265 | 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
266 | 				CLANG_WARN_EMPTY_BODY = YES;
267 | 				CLANG_WARN_ENUM_CONVERSION = YES;
268 | 				CLANG_WARN_INT_CONVERSION = YES;
269 | 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
270 | 				CLANG_WARN_UNREACHABLE_CODE = YES;
271 | 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
272 | 				CODE_SIGN_IDENTITY = "-";
273 | 				COPY_PHASE_STRIP = NO;
274 | 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
275 | 				ENABLE_NS_ASSERTIONS = NO;
276 | 				ENABLE_STRICT_OBJC_MSGSEND = YES;
277 | 				GCC_C_LANGUAGE_STANDARD = gnu99;
278 | 				GCC_NO_COMMON_BLOCKS = YES;
279 | 				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
280 | 				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
281 | 				GCC_WARN_UNDECLARED_SELECTOR = YES;
282 | 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
283 | 				GCC_WARN_UNUSED_FUNCTION = YES;
284 | 				GCC_WARN_UNUSED_VARIABLE = YES;
285 | 				MACOSX_DEPLOYMENT_TARGET = 10.11;
286 | 				MTL_ENABLE_DEBUG_INFO = NO;
287 | 				SDKROOT = macosx;
288 | 			};
289 | 			name = Release;
290 | 		};
291 | 		C25FC3E91CBAE4A800894F64 /* Debug */ = {
292 | 			isa = XCBuildConfiguration;
293 | 			buildSettings = {
294 | 				PRODUCT_NAME = "$(TARGET_NAME)";
295 | 			};
296 | 			name = Debug;
297 | 		};
298 | 		C25FC3EA1CBAE4A800894F64 /* Release */ = {
299 | 			isa = XCBuildConfiguration;
300 | 			buildSettings = {
301 | 				PRODUCT_NAME = "$(TARGET_NAME)";
302 | 			};
303 | 			name = Release;
304 | 		};
305 | 		C25FC4041CBAE4C700894F64 /* Debug */ = {
306 | 			isa = XCBuildConfiguration;
307 | 			buildSettings = {
308 | 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
309 | 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
310 | 				INFOPLIST_FILE = "PerformanceTest iOS/Info.plist";
311 | 				IPHONEOS_DEPLOYMENT_TARGET = 9.3;
312 | 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
313 | 				PRODUCT_BUNDLE_IDENTIFIER = "com.mikeash.PerformanceTest-iOS";
314 | 				PRODUCT_NAME = "$(TARGET_NAME)";
315 | 				SDKROOT = iphoneos;
316 | 				TARGETED_DEVICE_FAMILY = "1,2";
317 | 			};
318 | 			name = Debug;
319 | 		};
320 | 		C25FC4051CBAE4C700894F64 /* Release */ = {
321 | 			isa = XCBuildConfiguration;
322 | 			buildSettings = {
323 | 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
324 | 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
325 | 				INFOPLIST_FILE = "PerformanceTest iOS/Info.plist";
326 | 				IPHONEOS_DEPLOYMENT_TARGET = 9.3;
327 | 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
328 | 				PRODUCT_BUNDLE_IDENTIFIER = "com.mikeash.PerformanceTest-iOS";
329 | 				PRODUCT_NAME = "$(TARGET_NAME)";
330 | 				SDKROOT = iphoneos;
331 | 				TARGETED_DEVICE_FAMILY = "1,2";
332 | 				VALIDATE_PRODUCT = YES;
333 | 			};
334 | 			name = Release;
335 | 		};
336 | /* End XCBuildConfiguration section */
337 | 
338 | /* Begin XCConfigurationList section */
339 | 		C25FC3DC1CBAE4A700894F64 /* Build configuration list for PBXProject "PerformanceTest" */ = {
340 | 			isa = XCConfigurationList;
341 | 			buildConfigurations = (
342 | 				C25FC3E61CBAE4A800894F64 /* Debug */,
343 | 				C25FC3E71CBAE4A800894F64 /* Release */,
344 | 			);
345 | 			defaultConfigurationIsVisible = 0;
346 | 			defaultConfigurationName = Release;
347 | 		};
348 | 		C25FC3E81CBAE4A800894F64 /* Build configuration list for PBXNativeTarget "PerformanceTest Mac" */ = {
349 | 			isa = XCConfigurationList;
350 | 			buildConfigurations = (
351 | 				C25FC3E91CBAE4A800894F64 /* Debug */,
352 | 				C25FC3EA1CBAE4A800894F64 /* Release */,
353 | 			);
354 | 			defaultConfigurationIsVisible = 0;
355 | 			defaultConfigurationName = Release;
356 | 		};
357 | 		C25FC4031CBAE4C700894F64 /* Build configuration list for PBXNativeTarget "PerformanceTest iOS" */ = {
358 | 			isa = XCConfigurationList;
359 | 			buildConfigurations = (
360 | 				C25FC4041CBAE4C700894F64 /* Debug */,
361 | 				C25FC4051CBAE4C700894F64 /* Release */,
362 | 			);
363 | 			defaultConfigurationIsVisible = 0;
364 | 			defaultConfigurationName = Release;
365 | 		};
366 | /* End XCConfigurationList section */
367 | 	};
368 | 	rootObject = C25FC3D91CBAE4A700894F64 /* Project object */;
369 | }
370 | 


--------------------------------------------------------------------------------
/PerformanceTest.xcodeproj/project.xcworkspace/contents.xcworkspacedata:
--------------------------------------------------------------------------------
1 | <?xml version="1.0" encoding="UTF-8"?>
2 | <Workspace
3 |    version = "1.0">
4 |    <FileRef
5 |       location = "self:PerformanceTest.xcodeproj">
6 |    </FileRef>
7 | </Workspace>
8 | 


--------------------------------------------------------------------------------
/PerformanceTest.xcodeproj/xcuserdata/mikeash.xcuserdatad/xcschemes/PerformanceTest iOS.xcscheme:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <Scheme
 3 |    LastUpgradeVersion = "0730"
 4 |    version = "1.3">
 5 |    <BuildAction
 6 |       parallelizeBuildables = "YES"
 7 |       buildImplicitDependencies = "YES">
 8 |       <BuildActionEntries>
 9 |          <BuildActionEntry
10 |             buildForTesting = "YES"
11 |             buildForRunning = "YES"
12 |             buildForProfiling = "YES"
13 |             buildForArchiving = "YES"
14 |             buildForAnalyzing = "YES">
15 |             <BuildableReference
16 |                BuildableIdentifier = "primary"
17 |                BlueprintIdentifier = "C25FC3EE1CBAE4C700894F64"
18 |                BuildableName = "PerformanceTest iOS.app"
19 |                BlueprintName = "PerformanceTest iOS"
20 |                ReferencedContainer = "container:PerformanceTest.xcodeproj">
21 |             </BuildableReference>
22 |          </BuildActionEntry>
23 |       </BuildActionEntries>
24 |    </BuildAction>
25 |    <TestAction
26 |       buildConfiguration = "Debug"
27 |       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
28 |       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
29 |       shouldUseLaunchSchemeArgsEnv = "YES">
30 |       <Testables>
31 |       </Testables>
32 |       <MacroExpansion>
33 |          <BuildableReference
34 |             BuildableIdentifier = "primary"
35 |             BlueprintIdentifier = "C25FC3EE1CBAE4C700894F64"
36 |             BuildableName = "PerformanceTest iOS.app"
37 |             BlueprintName = "PerformanceTest iOS"
38 |             ReferencedContainer = "container:PerformanceTest.xcodeproj">
39 |          </BuildableReference>
40 |       </MacroExpansion>
41 |       <AdditionalOptions>
42 |       </AdditionalOptions>
43 |    </TestAction>
44 |    <LaunchAction
45 |       buildConfiguration = "Debug"
46 |       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
47 |       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
48 |       launchStyle = "0"
49 |       useCustomWorkingDirectory = "NO"
50 |       ignoresPersistentStateOnLaunch = "NO"
51 |       debugDocumentVersioning = "YES"
52 |       debugServiceExtension = "internal"
53 |       allowLocationSimulation = "YES">
54 |       <BuildableProductRunnable
55 |          runnableDebuggingMode = "0">
56 |          <BuildableReference
57 |             BuildableIdentifier = "primary"
58 |             BlueprintIdentifier = "C25FC3EE1CBAE4C700894F64"
59 |             BuildableName = "PerformanceTest iOS.app"
60 |             BlueprintName = "PerformanceTest iOS"
61 |             ReferencedContainer = "container:PerformanceTest.xcodeproj">
62 |          </BuildableReference>
63 |       </BuildableProductRunnable>
64 |       <AdditionalOptions>
65 |       </AdditionalOptions>
66 |    </LaunchAction>
67 |    <ProfileAction
68 |       buildConfiguration = "Release"
69 |       shouldUseLaunchSchemeArgsEnv = "YES"
70 |       savedToolIdentifier = ""
71 |       useCustomWorkingDirectory = "NO"
72 |       debugDocumentVersioning = "YES">
73 |       <BuildableProductRunnable
74 |          runnableDebuggingMode = "0">
75 |          <BuildableReference
76 |             BuildableIdentifier = "primary"
77 |             BlueprintIdentifier = "C25FC3EE1CBAE4C700894F64"
78 |             BuildableName = "PerformanceTest iOS.app"
79 |             BlueprintName = "PerformanceTest iOS"
80 |             ReferencedContainer = "container:PerformanceTest.xcodeproj">
81 |          </BuildableReference>
82 |       </BuildableProductRunnable>
83 |    </ProfileAction>
84 |    <AnalyzeAction
85 |       buildConfiguration = "Debug">
86 |    </AnalyzeAction>
87 |    <ArchiveAction
88 |       buildConfiguration = "Release"
89 |       revealArchiveInOrganizer = "YES">
90 |    </ArchiveAction>
91 | </Scheme>
92 | 


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 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <Scheme
 3 |    LastUpgradeVersion = "0730"
 4 |    version = "1.3">
 5 |    <BuildAction
 6 |       parallelizeBuildables = "YES"
 7 |       buildImplicitDependencies = "YES">
 8 |       <BuildActionEntries>
 9 |          <BuildActionEntry
10 |             buildForTesting = "YES"
11 |             buildForRunning = "YES"
12 |             buildForProfiling = "YES"
13 |             buildForArchiving = "YES"
14 |             buildForAnalyzing = "YES">
15 |             <BuildableReference
16 |                BuildableIdentifier = "primary"
17 |                BlueprintIdentifier = "C25FC3E01CBAE4A700894F64"
18 |                BuildableName = "PerformanceTest Mac"
19 |                BlueprintName = "PerformanceTest Mac"
20 |                ReferencedContainer = "container:PerformanceTest.xcodeproj">
21 |             </BuildableReference>
22 |          </BuildActionEntry>
23 |       </BuildActionEntries>
24 |    </BuildAction>
25 |    <TestAction
26 |       buildConfiguration = "Debug"
27 |       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
28 |       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
29 |       shouldUseLaunchSchemeArgsEnv = "YES">
30 |       <Testables>
31 |       </Testables>
32 |       <MacroExpansion>
33 |          <BuildableReference
34 |             BuildableIdentifier = "primary"
35 |             BlueprintIdentifier = "C25FC3E01CBAE4A700894F64"
36 |             BuildableName = "PerformanceTest Mac"
37 |             BlueprintName = "PerformanceTest Mac"
38 |             ReferencedContainer = "container:PerformanceTest.xcodeproj">
39 |          </BuildableReference>
40 |       </MacroExpansion>
41 |       <AdditionalOptions>
42 |       </AdditionalOptions>
43 |    </TestAction>
44 |    <LaunchAction
45 |       buildConfiguration = "Debug"
46 |       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
47 |       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
48 |       launchStyle = "0"
49 |       useCustomWorkingDirectory = "NO"
50 |       ignoresPersistentStateOnLaunch = "NO"
51 |       debugDocumentVersioning = "YES"
52 |       debugServiceExtension = "internal"
53 |       allowLocationSimulation = "YES">
54 |       <BuildableProductRunnable
55 |          runnableDebuggingMode = "0">
56 |          <BuildableReference
57 |             BuildableIdentifier = "primary"
58 |             BlueprintIdentifier = "C25FC3E01CBAE4A700894F64"
59 |             BuildableName = "PerformanceTest Mac"
60 |             BlueprintName = "PerformanceTest Mac"
61 |             ReferencedContainer = "container:PerformanceTest.xcodeproj">
62 |          </BuildableReference>
63 |       </BuildableProductRunnable>
64 |       <AdditionalOptions>
65 |       </AdditionalOptions>
66 |    </LaunchAction>
67 |    <ProfileAction
68 |       buildConfiguration = "Release"
69 |       shouldUseLaunchSchemeArgsEnv = "YES"
70 |       savedToolIdentifier = ""
71 |       useCustomWorkingDirectory = "NO"
72 |       debugDocumentVersioning = "YES">
73 |       <BuildableProductRunnable
74 |          runnableDebuggingMode = "0">
75 |          <BuildableReference
76 |             BuildableIdentifier = "primary"
77 |             BlueprintIdentifier = "C25FC3E01CBAE4A700894F64"
78 |             BuildableName = "PerformanceTest Mac"
79 |             BlueprintName = "PerformanceTest Mac"
80 |             ReferencedContainer = "container:PerformanceTest.xcodeproj">
81 |          </BuildableReference>
82 |       </BuildableProductRunnable>
83 |    </ProfileAction>
84 |    <AnalyzeAction
85 |       buildConfiguration = "Debug">
86 |    </AnalyzeAction>
87 |    <ArchiveAction
88 |       buildConfiguration = "Release"
89 |       revealArchiveInOrganizer = "YES">
90 |    </ArchiveAction>
91 | </Scheme>
92 | 


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 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 3 | <plist version="1.0">
 4 | <dict>
 5 | 	<key>SchemeUserState</key>
 6 | 	<dict>
 7 | 		<key>PerformanceTest iOS.xcscheme</key>
 8 | 		<dict>
 9 | 			<key>orderHint</key>
10 | 			<integer>1</integer>
11 | 		</dict>
12 | 		<key>PerformanceTest.xcscheme</key>
13 | 		<dict>
14 | 			<key>orderHint</key>
15 | 			<integer>0</integer>
16 | 		</dict>
17 | 	</dict>
18 | 	<key>SuppressBuildableAutocreation</key>
19 | 	<dict>
20 | 		<key>C25FC3E01CBAE4A700894F64</key>
21 | 		<dict>
22 | 			<key>primary</key>
23 | 			<true/>
24 | 		</dict>
25 | 		<key>C25FC3EE1CBAE4C700894F64</key>
26 | 		<dict>
27 | 			<key>primary</key>
28 | 			<true/>
29 | 		</dict>
30 | 	</dict>
31 | </dict>
32 | </plist>
33 | 


--------------------------------------------------------------------------------
/PerformanceTest/main.m:
--------------------------------------------------------------------------------
 1 | //
 2 | //  main.m
 3 | //  PerformanceTest
 4 | //
 5 | //  Created by Mike Ash on 4/10/16.
 6 | //  Copyright © 2016 mikeash. All rights reserved.
 7 | //
 8 | 
 9 | #import <Foundation/Foundation.h>
10 | 
11 | #import "perf.h"
12 | 
13 | 
14 | int main(int argc, const char * argv[]) {
15 |     @autoreleasepool {
16 |         Test();
17 |     }
18 |     return 0;
19 | }
20 | 


--------------------------------------------------------------------------------
/perf.h:
--------------------------------------------------------------------------------
 1 | //
 2 | //  perf_iphone.h
 3 | //  PerformanceTest
 4 | //
 5 | //  Created by Michael Ash on 4/5/16.
 6 | //  Copyright © 2016 mikeash. All rights reserved.
 7 | //
 8 | 
 9 | #ifdef __cplusplus
10 | extern "C"
11 | #endif
12 | void Test(void);
13 | 


--------------------------------------------------------------------------------
/perf.mm:
--------------------------------------------------------------------------------
  1 | #import <Foundation/Foundation.h>
  2 | #if TARGET_OS_IOS
  3 | #import <UIKit/UIKit.h>
  4 | #else
  5 | #import <AppKit/AppKit.h>
  6 | #endif
  7 | 
  8 | #import <mach/mach_time.h>
  9 | #import <pthread.h>
 10 | #import "perf.h"
 11 | 
 12 | #include <algorithm>
 13 | #include <vector>
 14 | 
 15 | #include <inttypes.h>
 16 | #include <stdio.h>
 17 | 
 18 | 
 19 | struct RawTestResult {
 20 |     uint64_t iterations;
 21 |     uint64_t testsPerIteration;
 22 |     uint64_t startTime;
 23 |     uint64_t endTime;
 24 | };
 25 | 
 26 | struct TestResult {
 27 |     const char *name;
 28 |     uint64_t iterations;
 29 |     NSTimeInterval total;
 30 |     NSTimeInterval each;
 31 | };
 32 | 
 33 | struct TestInfo {
 34 |     const char *name;
 35 |     RawTestResult (*fptr)(void);
 36 | };
 37 | 
 38 | static std::vector<TestInfo> AllTests;
 39 | TestInfo EmptyLoopTest;
 40 | TestInfo *RunOnlyTest;
 41 | 
 42 | void Test(void) {
 43 |     struct mach_timebase_info tbinfo;
 44 |     mach_timebase_info( &tbinfo );
 45 |     auto absToNanos = [&](uint64_t abs) { return abs * tbinfo.numer / tbinfo.denom; };
 46 |     
 47 |     auto overheadResult = EmptyLoopTest.fptr();
 48 |     NSTimeInterval totalOverhead = absToNanos(overheadResult.endTime - overheadResult.startTime);
 49 |     NSTimeInterval overheadPerIteration = totalOverhead / overheadResult.iterations;
 50 |     
 51 |     if(RunOnlyTest != NULL) {
 52 |         AllTests.clear();
 53 |         AllTests.push_back(*RunOnlyTest);
 54 |     }
 55 |     
 56 |     std::vector<TestResult> results;
 57 |     
 58 | //    size_t i = AllTests.size();
 59 | //    while(i --> 0) {
 60 | //        auto info = AllTests[i];
 61 |     for(auto info : AllTests) {
 62 |         @autoreleasepool {
 63 |             NSLog(@"Beginning test %s", info.name);
 64 |             auto rawResult = info.fptr();
 65 |             NSTimeInterval totalTime = absToNanos(rawResult.endTime - rawResult.startTime);
 66 |             NSTimeInterval totalMinusOverhead = totalTime - rawResult.iterations * overheadPerIteration;
 67 |             NSTimeInterval timePerIteration = totalMinusOverhead / (rawResult.iterations * rawResult.testsPerIteration);
 68 |             NSLog(@"Completed test %s in %f seconds total, %fns each", info.name, totalMinusOverhead / NSEC_PER_SEC, timePerIteration);
 69 |             
 70 |             TestResult result;
 71 |             result.name = info.name;
 72 |             result.iterations = rawResult.iterations * rawResult.testsPerIteration;
 73 |             result.total = totalMinusOverhead / NSEC_PER_SEC;
 74 |             result.each = timePerIteration;
 75 |             results.push_back(result);
 76 |         }
 77 |     }
 78 |     
 79 |     printf("<table><tr><td>Name</td><td>Iterations</td><td>Total time (sec)</td><td>Time per (ns)</td></tr>\n");
 80 |     
 81 |     std::sort(results.begin(), results.end(), [](TestResult &a, TestResult &b) { return a.each < b.each; });
 82 |     for(auto result : results) {
 83 |         printf("<tr><td>%s</td><td>%" PRIu64 "</td><td>%.1f</td><td>%.1f</td></tr>\n", result.name, result.iterations, result.total, result.each);
 84 |     }
 85 |     
 86 |     printf("</table>\n");
 87 | }
 88 | 
 89 | struct RegisterTest {
 90 |     TestInfo info;
 91 |     
 92 |     RegisterTest(const char *name, RawTestResult (*fptr)(void)) {
 93 |         info.name = name;
 94 |         info.fptr = fptr;
 95 |         
 96 |         if(strcmp(name, "Empty loop") == 0) {
 97 |             EmptyLoopTest = info;
 98 |         } else {
 99 |             AllTests.push_back(info);
100 |         }
101 |     }
102 |     
103 |     /// Add a call to this after DECLARE_TEST to make this the only performance test that runs,
104 |     /// so you don't have to wait through the whole test cycle to check one while working on it.
105 |     RegisterTest runOnlyThis() {
106 |         RunOnlyTest = new TestInfo;
107 |         *RunOnlyTest = info;
108 |         return *this;
109 |     }
110 | };
111 | 
112 | #define CONCAT2(x, y) x ## y
113 | #define CONCAT(x, y) CONCAT2(x, y)
114 | 
115 | #define DECLARE_TEST(_name, _iterations, _testsPerIteration, _setupCode, _testCode, _cleanupCode) \
116 |     static RegisterTest CONCAT(test, __COUNTER__) = RegisterTest(_name, []() -> RawTestResult { \
117 |         RawTestResult info; \
118 |         info.iterations = _iterations; \
119 |         info.testsPerIteration = _testsPerIteration; \
120 |         _setupCode; \
121 |         info.startTime = mach_absolute_time(); \
122 |         for(uint64_t i = 1; i <= _iterations; i++) { \
123 |         /* NOTE: i starts from 1 so it can be used as a divisor for integer division testing, silly I know. */ \
124 |             _testCode; \
125 |         } \
126 |         info.endTime = mach_absolute_time(); \
127 |         _cleanupCode; \
128 |         return info; \
129 |     })
130 | 
131 | DECLARE_TEST("Empty loop", 1000000000, 1, {}, {}, {});
132 | 
133 | 
134 | class StubClass
135 | {
136 | public:
137 |     virtual void stub() { }
138 | };
139 | 
140 | DECLARE_TEST("C++ virtual method call", 100000000, 10,
141 |              class StubClass *obj = new StubClass,
142 |              obj->stub();
143 |              obj->stub();
144 |              obj->stub();
145 |              obj->stub();
146 |              obj->stub();
147 |              obj->stub();
148 |              obj->stub();
149 |              obj->stub();
150 |              obj->stub();
151 |              obj->stub();,
152 |              delete obj);
153 | 
154 | @interface DummyClass: NSObject
155 | - (void)dummyMethod;
156 | @end
157 | @implementation DummyClass
158 | - (void)dummyMethod {}
159 | @end
160 | 
161 | DECLARE_TEST("Objective-C message send", 100000000, 10,
162 |              DummyClass *dummy = [[DummyClass alloc] init],
163 |              [dummy dummyMethod];
164 |              [dummy dummyMethod];
165 |              [dummy dummyMethod];
166 |              [dummy dummyMethod];
167 |              [dummy dummyMethod];
168 |              [dummy dummyMethod];
169 |              [dummy dummyMethod];
170 |              [dummy dummyMethod];
171 |              [dummy dummyMethod];
172 |              [dummy dummyMethod];,
173 |              [dummy release]);
174 | 
175 | DECLARE_TEST("IMP-cached message send", 100000000, 10,
176 |              DummyClass *dummy = [[DummyClass alloc] init];
177 |              SEL sel = @selector(dummyMethod);
178 |              void (*imp)(id, SEL) = (void (*)(id, SEL))[dummy methodForSelector: sel],
179 |              imp(dummy, sel);
180 |              imp(dummy, sel);
181 |              imp(dummy, sel);
182 |              imp(dummy, sel);
183 |              imp(dummy, sel);
184 |              imp(dummy, sel);
185 |              imp(dummy, sel);
186 |              imp(dummy, sel);
187 |              imp(dummy, sel);
188 |              imp(dummy, sel);,
189 |              [dummy release]);
190 | 
191 | DECLARE_TEST("NSInvocation message send", 1000000, 10,
192 |              DummyClass *dummy = [[DummyClass alloc] init];
193 |              SEL sel = @selector(dummyMethod);
194 |              NSInvocation *invocation = [NSInvocation invocationWithMethodSignature: [dummy methodSignatureForSelector: sel]];
195 |              [invocation setSelector: sel];
196 |              [invocation setTarget: dummy];,
197 |              [invocation invoke];
198 |              [invocation invoke];
199 |              [invocation invoke];
200 |              [invocation invoke];
201 |              [invocation invoke];
202 |              [invocation invoke];
203 |              [invocation invoke];
204 |              [invocation invoke];
205 |              [invocation invoke];
206 |              [invocation invoke];,
207 |              [dummy release]);
208 | 
209 | DECLARE_TEST("Integer division", 100000000, 10,
210 |              int x,
211 |              x = 1000000000 / i;
212 |              x = 1000000000 / i;
213 |              x = 1000000000 / i;
214 |              x = 1000000000 / i;
215 |              x = 1000000000 / i;
216 |              x = 1000000000 / i;
217 |              x = 1000000000 / i;
218 |              x = 1000000000 / i;
219 |              x = 1000000000 / i;
220 |              x = 1000000000 / i;,
221 |              );
222 | 
223 | DECLARE_TEST("Floating-point division", 100000000, 10,
224 |              double x;
225 |              double y = 42.3;,
226 |              x = 100000000.0 / y;
227 |              x = 100000000.0 / y;
228 |              x = 100000000.0 / y;
229 |              x = 100000000.0 / y;
230 |              x = 100000000.0 / y;
231 |              x = 100000000.0 / y;
232 |              x = 100000000.0 / y;
233 |              x = 100000000.0 / y;
234 |              x = 100000000.0 / y;
235 |              x = 100000000.0 / y;,
236 |              );
237 | 
238 | DECLARE_TEST("Floating-point division with integer conversion", 100000000, 10,
239 |              double x,
240 |              x = 100000000.0 / i;
241 |              x = 100000000.0 / i;
242 |              x = 100000000.0 / i;
243 |              x = 100000000.0 / i;
244 |              x = 100000000.0 / i;
245 |              x = 100000000.0 / i;
246 |              x = 100000000.0 / i;
247 |              x = 100000000.0 / i;
248 |              x = 100000000.0 / i;
249 |              x = 100000000.0 / i;,
250 |              );
251 | 
252 | extern "C" void objc_release(id);
253 | extern "C" void objc_retain(id);
254 | 
255 | DECLARE_TEST("ObjC retain and release", 10000000, 10,
256 |              id obj = [[NSObject alloc] init],
257 |              objc_retain(obj); objc_release(obj);
258 |              objc_retain(obj); objc_release(obj);
259 |              objc_retain(obj); objc_release(obj);
260 |              objc_retain(obj); objc_release(obj);
261 |              objc_retain(obj); objc_release(obj);
262 |              objc_retain(obj); objc_release(obj);
263 |              objc_retain(obj); objc_release(obj);
264 |              objc_retain(obj); objc_release(obj);
265 |              objc_retain(obj); objc_release(obj);
266 |              objc_retain(obj); objc_release(obj);,
267 |              objc_release(obj));
268 | 
269 | DECLARE_TEST("Object creation", 1000000, 10, {},
270 |              objc_release([[NSObject alloc] init]);
271 |              objc_release([[NSObject alloc] init]);
272 |              objc_release([[NSObject alloc] init]);
273 |              objc_release([[NSObject alloc] init]);
274 |              objc_release([[NSObject alloc] init]);
275 |              objc_release([[NSObject alloc] init]);
276 |              objc_release([[NSObject alloc] init]);
277 |              objc_release([[NSObject alloc] init]);
278 |              objc_release([[NSObject alloc] init]);
279 |              objc_release([[NSObject alloc] init]);,
280 |              );
281 | 
282 | DECLARE_TEST("Autorelease pool push/pop", 10000000, 10, {},
283 |              @autoreleasepool {}
284 |              @autoreleasepool {}
285 |              @autoreleasepool {}
286 |              @autoreleasepool {}
287 |              @autoreleasepool {}
288 |              @autoreleasepool {}
289 |              @autoreleasepool {}
290 |              @autoreleasepool {}
291 |              @autoreleasepool {}
292 |              @autoreleasepool {},
293 |              );
294 | 
295 | DECLARE_TEST("16-byte malloc/free", 10000000, 10, {},
296 |              free(malloc(16));
297 |              free(malloc(16));
298 |              free(malloc(16));
299 |              free(malloc(16));
300 |              free(malloc(16));
301 |              free(malloc(16));
302 |              free(malloc(16));
303 |              free(malloc(16));
304 |              free(malloc(16));
305 |              free(malloc(16));,
306 |              );
307 | 
308 | DECLARE_TEST("16MB malloc/free", 1000000, 10, {},
309 |              free(malloc(1 << 24));
310 |              free(malloc(1 << 24));
311 |              free(malloc(1 << 24));
312 |              free(malloc(1 << 24));
313 |              free(malloc(1 << 24));
314 |              free(malloc(1 << 24));
315 |              free(malloc(1 << 24));
316 |              free(malloc(1 << 24));
317 |              free(malloc(1 << 24));
318 |              free(malloc(1 << 24));,
319 |              );
320 | 
321 | #define DECLARE_MEMCPY_TEST(humanSize, machineSize, count) \
322 |     DECLARE_TEST(humanSize  " memcpy", count, 10, \
323 |                  char *src = (char *)calloc((machineSize) + 16, 1); \
324 |                  char *dst = (char *)malloc((machineSize) + 16); \
325 |                  char *offsetSrc = src + 16; \
326 |                  char *offsetDst = dst + 16;, \
327 |                  memcpy(offsetDst, offsetSrc, machineSize); \
328 |                  memcpy(offsetDst, offsetSrc, machineSize); \
329 |                  memcpy(offsetDst, offsetSrc, machineSize); \
330 |                  memcpy(offsetDst, offsetSrc, machineSize); \
331 |                  memcpy(offsetDst, offsetSrc, machineSize); \
332 |                  memcpy(offsetDst, offsetSrc, machineSize); \
333 |                  memcpy(offsetDst, offsetSrc, machineSize); \
334 |                  memcpy(offsetDst, offsetSrc, machineSize); \
335 |                  memcpy(offsetDst, offsetSrc, machineSize); \
336 |                  memcpy(offsetDst, offsetSrc, machineSize);, \
337 |                  free(src); \
338 |                  free(dst))
339 | 
340 | DECLARE_MEMCPY_TEST("16 byte", 16, 100000000);
341 | DECLARE_MEMCPY_TEST("1MB", 1 << 20, 10000);
342 | 
343 | static NSString *tmpFilePath = [NSTemporaryDirectory() stringByAppendingPathComponent: @"testrand"];
344 | 
345 | #define DECLARE_WRITE_FILE_TEST(humanSize, machineSize, count, atomic) \
346 |     DECLARE_TEST(atomic ? "Write " humanSize " file (atomic)" : "Write " humanSize " file", count, 1, \
347 |                  NSData *data = [[NSFileHandle fileHandleForReadingAtPath: @"/dev/random"] readDataOfLength: machineSize], \
348 |                  [data writeToFile: tmpFilePath atomically: atomic], \
349 |                  [[NSFileManager defaultManager] removeItemAtPath: tmpFilePath error: NULL])
350 | 
351 | DECLARE_WRITE_FILE_TEST("16 byte", 16, 10000, NO);
352 | DECLARE_WRITE_FILE_TEST("16 byte", 16, 10000, YES);
353 | DECLARE_WRITE_FILE_TEST("16MB", 1 << 24, 30, NO);
354 | DECLARE_WRITE_FILE_TEST("16MB", 1 << 24, 30, YES);
355 | 
356 | #define DECLARE_READ_FILE_TEST(humanSize, machineSize, count) \
357 |     DECLARE_TEST("Read " humanSize " file", count, 1, \
358 |                  NSData *data = [[NSFileHandle fileHandleForReadingAtPath: @"/dev/random"] readDataOfLength: machineSize]; \
359 |                  [data writeToFile: tmpFilePath atomically: NO];, \
360 |                  [[[NSData alloc] initWithContentsOfFile: tmpFilePath] release], \
361 |                  [[NSFileManager defaultManager] removeItemAtPath: tmpFilePath error: NULL])
362 | 
363 | DECLARE_READ_FILE_TEST("16 byte", 16, 1000000);
364 | DECLARE_READ_FILE_TEST("16MB", 1 << 24, 1000);
365 | 
366 | static void *stub_pthread( void * )
367 | {
368 |     return NULL;
369 | }
370 | 
371 | DECLARE_TEST("pthread create/join", 100000, 1, {},
372 |              pthread_t pt;
373 |              pthread_create(&pt, NULL, stub_pthread, NULL);
374 |              pthread_join(pt, NULL);,
375 |              {});
376 | 
377 | DECLARE_TEST("Dispatch queue create/destroy", 1000000, 10, {},
378 |              dispatch_release(dispatch_queue_create("dummy testing queue", NULL));
379 |              dispatch_release(dispatch_queue_create("dummy testing queue", NULL));
380 |              dispatch_release(dispatch_queue_create("dummy testing queue", NULL));
381 |              dispatch_release(dispatch_queue_create("dummy testing queue", NULL));
382 |              dispatch_release(dispatch_queue_create("dummy testing queue", NULL));
383 |              dispatch_release(dispatch_queue_create("dummy testing queue", NULL));
384 |              dispatch_release(dispatch_queue_create("dummy testing queue", NULL));
385 |              dispatch_release(dispatch_queue_create("dummy testing queue", NULL));
386 |              dispatch_release(dispatch_queue_create("dummy testing queue", NULL));
387 |              dispatch_release(dispatch_queue_create("dummy testing queue", NULL));,
388 |              {});
389 | 
390 | DECLARE_TEST("Dispatch_sync", 10000000, 10,
391 |              dispatch_queue_t queue = dispatch_queue_create("dummy testing queue", NULL),
392 |              dispatch_sync(queue, ^{});
393 |              dispatch_sync(queue, ^{});
394 |              dispatch_sync(queue, ^{});
395 |              dispatch_sync(queue, ^{});
396 |              dispatch_sync(queue, ^{});
397 |              dispatch_sync(queue, ^{});
398 |              dispatch_sync(queue, ^{});
399 |              dispatch_sync(queue, ^{});
400 |              dispatch_sync(queue, ^{});
401 |              dispatch_sync(queue, ^{});,
402 |              dispatch_release(queue));
403 | 
404 | DECLARE_TEST("Dispatch_async and wait", 100000, 10,
405 |              dispatch_queue_t queue = dispatch_queue_create("dummy testing queue", NULL);
406 |              __block volatile int done,
407 |              done = 0; dispatch_async(queue, ^{ done = 1; }); while(!done);
408 |              done = 0; dispatch_async(queue, ^{ done = 1; }); while(!done);
409 |              done = 0; dispatch_async(queue, ^{ done = 1; }); while(!done);
410 |              done = 0; dispatch_async(queue, ^{ done = 1; }); while(!done);
411 |              done = 0; dispatch_async(queue, ^{ done = 1; }); while(!done);
412 |              done = 0; dispatch_async(queue, ^{ done = 1; }); while(!done);
413 |              done = 0; dispatch_async(queue, ^{ done = 1; }); while(!done);
414 |              done = 0; dispatch_async(queue, ^{ done = 1; }); while(!done);
415 |              done = 0; dispatch_async(queue, ^{ done = 1; }); while(!done);
416 |              done = 0; dispatch_async(queue, ^{ done = 1; }); while(!done);,
417 |              dispatch_release(queue));
418 | 
419 | @interface DelayedPerformClass: NSObject @end
420 | @implementation DelayedPerformClass {
421 |     uint64_t _currentIteration;
422 | @public
423 |     uint64_t _iterationLimit;
424 | }
425 | 
426 | - (void)delayedPerform {
427 |     if(_currentIteration++ < _iterationLimit) {
428 |         [self performSelector: @selector(delayedPerform) withObject: nil afterDelay: 0];
429 |     } else {
430 |         CFRunLoopStop(CFRunLoopGetCurrent());
431 |     }
432 | }
433 | 
434 | @end
435 | 
436 | DECLARE_TEST("Zero-zecond delayed perform", 100000, 1,
437 |              DelayedPerformClass *obj = [[DelayedPerformClass alloc] init];
438 |              obj->_iterationLimit = 100000;,
439 |              [obj performSelector: @selector(delayedPerform) withObject: nil afterDelay: 0];
440 |              CFRunLoopRun();
441 |              break;, /* We do our own loop, so break out of the testing loop. Uuuugly. */
442 |              [obj release]);
443 | 
444 | DECLARE_TEST("Simple JSON encode", 1000000, 1,
445 |              NSDictionary *dict = (@{@"one": @"won", @"two": @2, @"three": @"free"}),
446 |              @autoreleasepool {
447 |                  [NSJSONSerialization dataWithJSONObject: dict options: 0 error: NULL];
448 |              },
449 |              {});
450 | 
451 | DECLARE_TEST("Simple JSON decode", 1000000, 1,
452 |              NSDictionary *dict = (@{@"one": @"won", @"two": @2, @"three": @"free"});
453 |              NSData *json = [NSJSONSerialization dataWithJSONObject: dict options: 0 error: NULL],
454 |              @autoreleasepool {
455 |                  [NSJSONSerialization JSONObjectWithData: json options: 0 error: NULL];
456 |              },
457 |              {});
458 | 
459 | DECLARE_TEST("Simple XML plist encode", 1000000, 1,
460 |              NSDictionary *dict = (@{@"one": @"won", @"two": @2, @"three": @"free"}),
461 |              @autoreleasepool {
462 |                  [NSPropertyListSerialization dataWithPropertyList:dict format: NSPropertyListXMLFormat_v1_0 options: 0 error: NULL];
463 |              },
464 |              {});
465 | 
466 | DECLARE_TEST("Simple binary plist encode", 1000000, 1,
467 |              NSDictionary *dict = (@{@"one": @"won", @"two": @2, @"three": @"free"}),
468 |              @autoreleasepool {
469 |                  [NSPropertyListSerialization dataWithPropertyList:dict format: NSPropertyListBinaryFormat_v1_0 options: 0 error: NULL];
470 |              },
471 |              {});
472 | 
473 | DECLARE_TEST("Simple XML plist decode", 1000000, 1,
474 |              NSDictionary *dict = (@{@"one": @"won", @"two": @2, @"three": @"free"});
475 |              NSData *plist = [NSPropertyListSerialization dataWithPropertyList:dict format: NSPropertyListXMLFormat_v1_0 options: 0 error: NULL],
476 |              @autoreleasepool {
477 |                  [NSPropertyListSerialization propertyListWithData: plist options: 0 format: NULL error: NULL];
478 |              },
479 |              {});
480 | 
481 | DECLARE_TEST("Simple binary plist decode", 1000000, 1,
482 |              NSDictionary *dict = (@{@"one": @"won", @"two": @2, @"three": @"free"});
483 |              NSData *plist = [NSPropertyListSerialization dataWithPropertyList:dict format: NSPropertyListBinaryFormat_v1_0 options: 0 error: NULL],
484 |              @autoreleasepool {
485 |                  [NSPropertyListSerialization propertyListWithData: plist options: 0 format: NULL error: NULL];
486 |              },
487 |              {});
488 | 
489 | #pragma mark Mac-specific tests
490 | 
491 | #if !TARGET_OS_IOS
492 | DECLARE_TEST("NSTask process spawn", 100, 1, {},
493 |              NSTask *task = [[NSTask alloc] init];
494 |              [task setLaunchPath: @"/usr/bin/false"];
495 |              [task launch];
496 |              [task waitUntilExit];
497 |              [task release];,
498 |              );
499 | 
500 | DECLARE_TEST("NSWindow create/destroy", 1000, 1, {},
501 |              objc_release([[NSWindow alloc] init]),
502 |              {});
503 | 
504 | DECLARE_TEST("NSView create/destroy", 1000000, 1, {},
505 |              objc_release([[NSView alloc] init]),
506 |              {});
507 | #endif
508 | 
509 | 
510 | #pragma mark iOS-specific tests
511 | 
512 | #if TARGET_OS_IOS
513 | DECLARE_TEST("UIView create/destroy", 1000000, 1, {},
514 |              objc_release([[UIView alloc] init]),
515 |              {});
516 | #endif
517 | 
518 | 


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