| 36 | namespace { |
| 37 | |
| 38 | void runStringViewCreate(uint32_t iterations, uint32_t len) { |
| 39 | folly::BenchmarkSuspender suspender; |
| 40 | |
| 41 | const std::string chars = |
| 42 | "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; |
| 43 | if (len > chars.size()) { |
| 44 | len = chars.size(); |
| 45 | } |
| 46 | size_t sum = 0; |
| 47 | suspender.dismiss(); |
| 48 | |
| 49 | for (auto i = 0; i < iterations; i++) { |
| 50 | StringView str(chars.data() + i % (chars.size() - len), len); |
| 51 | sum += str.data()[0]; |
| 52 | } |
| 53 | |
| 54 | folly::doNotOptimizeAway(sum); |
| 55 | } |
| 56 | |
| 57 | constexpr auto INLINE_SIZE = StringView::kInlineSize; |
| 58 | constexpr auto NON_INLINE_SIZE = StringView::kInlineSize + 10; |