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Attempt to parallelise.

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This commit is contained in:
Thomas Harte 2024-12-06 15:59:47 -05:00
parent f43e594eca
commit d7206096ea
1 changed files with 31 additions and 17 deletions
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48
OSBindings/Mac/Clock SignalTests/CommodoreStaticAnalyserTests.mm
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@ -12,6 +12,8 @@
#include "../../../Analyser/Static/StaticAnalyser.hpp"
#include "../../../Analyser/Static/Commodore/Target.hpp"
#include <atomic>
// This test runs through a whole bunch of files somewhere on disk. These files are not included in the repository
// because they are not suitably licensed. So this path is specific to my local system, at the time I happen to be
// writing these tests. Update in the future, as necessary.
@ -37,36 +39,48 @@ struct HitRate {
@implementation CommodoreStaticAnalyserTests
- (HitRate)hitRateBeneathPath:(NSString *)path forMachine:(Analyser::Machine)machine {
HitRate hits{};
__block std::atomic<int> files_source = 0;
__block std::atomic<int> matches_source = 0;
auto &files = files_source;
auto &matches = matches_source;
NSDirectoryEnumerator<NSString *> *enumerator = [[NSFileManager defaultManager] enumeratorAtPath:path];
const auto dispatch_group = dispatch_group_create();
while(NSString *diskItem = [enumerator nextObject]) {
const NSString *type = [[enumerator fileAttributes] objectForKey:NSFileType];
if(![type isEqual:NSFileTypeRegular]) {
continue;
}
NSLog(@"%@", diskItem);
const auto list = Analyser::Static::GetTargets([path stringByAppendingPathComponent:diskItem].UTF8String);
if(list.empty()) {
continue;
}
NSString *const fullPath = [path stringByAppendingPathComponent:diskItem];
dispatch_group_async(dispatch_group, dispatch_get_global_queue(QOS_CLASS_USER_INTERACTIVE, 0), ^{
const auto list = Analyser::Static::GetTargets(fullPath.UTF8String);
if(list.empty()) {
return;
}
++hits.files;
if(list.size() != 1) {
continue;
}
++files;
if(list.size() != 1) {
return;
}
const auto &first = *list.begin();
hits.matches += first->machine == machine;
const auto &first = *list.begin();
matches += first->machine == machine;
// if(!(hits.files % 100)) {
NSLog(@"Currently %d in %d, i.e. %0.2f",
hits.matches, hits.files, float(hits.matches) / float(hits.files));
// }
if(!(files % 100)) {
NSLog(@"Currently %d in %d, i.e. %0.2f",
matches.load(), files.load(), float(matches.load()) / float(files.load()));
}
});
}
return hits;
dispatch_group_wait(dispatch_group, DISPATCH_TIME_FOREVER);
return HitRate {
.files = files,
.matches = matches,
};
}
- (void)testPlus4 {