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| author | Nikolas Klauser <nikolasklauser@berlin.de> | 2025-08-05 09:49:40 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-08-05 09:49:40 +0200 |
| commit | 1cac2be874c5f1b1b70bdaea8891f5e5b76a84e2 (patch) | |
| tree | 120c3b3762bf4fcdb3b51c143df5575d1bacce73 /lldb/unittests/ScriptInterpreter/Python/PythonDataObjectsTests.cpp | |
| parent | 091c33b1f5d54201f8129b03f8cfc70aa94b053c (diff) | |
| download | llvm-1cac2be874c5f1b1b70bdaea8891f5e5b76a84e2.zip llvm-1cac2be874c5f1b1b70bdaea8891f5e5b76a84e2.tar.gz llvm-1cac2be874c5f1b1b70bdaea8891f5e5b76a84e2.tar.bz2 | |
[libc++] Optimize copy construction and assignment of __tree (#151304)
```
----------------------------------------------------------------------------------------------------------
Benchmark old new
----------------------------------------------------------------------------------------------------------
std::map<int, int>::ctor(const&)/0 15.5 ns 14.9 ns
std::map<int, int>::ctor(const&)/32 474 ns 321 ns
std::map<int, int>::ctor(const&)/1024 24591 ns 11101 ns
std::map<int, int>::ctor(const&)/8192 236153 ns 98868 ns
std::map<std::string, int>::ctor(const&)/0 15.2 ns 14.9 ns
std::map<std::string, int>::ctor(const&)/32 2673 ns 2340 ns
std::map<std::string, int>::ctor(const&)/1024 115354 ns 86088 ns
std::map<std::string, int>::ctor(const&)/8192 1298510 ns 626876 ns
std::map<int, int>::operator=(const&) (into cleared Container)/0 16.5 ns 16.1 ns
std::map<int, int>::operator=(const&) (into cleared Container)/32 548 ns 323 ns
std::map<int, int>::operator=(const&) (into cleared Container)/1024 28418 ns 11026 ns
std::map<int, int>::operator=(const&) (into cleared Container)/8192 281827 ns 97113 ns
std::map<int, int>::operator=(const&) (into populated Container)/0 2.42 ns 1.85 ns
std::map<int, int>::operator=(const&) (into populated Container)/32 369 ns 73.0 ns
std::map<int, int>::operator=(const&) (into populated Container)/1024 24078 ns 2322 ns
std::map<int, int>::operator=(const&) (into populated Container)/8192 266537 ns 22963 ns
std::map<std::string, int>::operator=(const&) (into cleared Container)/0 16.6 ns 16.2 ns
std::map<std::string, int>::operator=(const&) (into cleared Container)/32 2614 ns 1622 ns
std::map<std::string, int>::operator=(const&) (into cleared Container)/1024 116826 ns 63281 ns
std::map<std::string, int>::operator=(const&) (into cleared Container)/8192 1316655 ns 649177 ns
std::map<std::string, int>::operator=(const&) (into populated Container)/0 2.42 ns 1.89 ns
std::map<std::string, int>::operator=(const&) (into populated Container)/32 1264 ns 581 ns
std::map<std::string, int>::operator=(const&) (into populated Container)/1024 238826 ns 39943 ns
std::map<std::string, int>::operator=(const&) (into populated Container)/8192 2412327 ns 379456 ns
```
Fixes #77658
Fixes #62571
Diffstat (limited to 'lldb/unittests/ScriptInterpreter/Python/PythonDataObjectsTests.cpp')
0 files changed, 0 insertions, 0 deletions