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Add more big string benchmarks

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Steven Dee (Jōshin) 2024-06-18 17:41:13 -07:00
parent e2e6867349
commit 03f3f62fc5
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1 changed files with 38 additions and 5 deletions
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43
test/ctl/string_bench.cc
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@ -40,9 +40,14 @@
printf("%10g ns %2dx %s\n", nanos, (ITERATIONS), #CODE); \ printf("%10g ns %2dx %s\n", nanos, (ITERATIONS), #CODE); \
} while (0) } while (0)
constexpr auto big_c = "aaaaaaaaaaaaaaaaaaaaaaaa";
constexpr auto small_c = "aaaaaaaaaaaaaaaaaaaaaaa";
int int
main() main()
{ {
const ctl::string_view big(big_c), small(small_c);
BENCH(10000000, 1, { BENCH(10000000, 1, {
ctl::string s; ctl::string s;
s.append("hello "); s.append("hello ");
@ -70,6 +75,13 @@ main()
} }
}); });
BENCH(1000000, 24, {
ctl::string s;
for (int i = 0; i < 24; ++i) {
s.append('a');
}
});
BENCH(1000000, 32, { BENCH(1000000, 32, {
ctl::string s; ctl::string s;
for (int i = 0; i < 32; ++i) { for (int i = 0; i < 32; ++i) {
@ -77,20 +89,41 @@ main()
} }
}); });
BENCH(1000000, 1, { ctl::string s("hello world"); }); BENCH(1000000, 1, { ctl::string s(small_c); });
BENCH(1000000, 1, { ctl::string s(small); });
{ {
ctl::string s("hello world"); ctl::string small_copy("hello world");
BENCH(1000000, 1, { ctl::string s2(s); }); BENCH(1000000, 1, { ctl::string s2(small_copy); });
} }
BENCH(1000000, 1, { BENCH(1000000, 1, {
ctl::string s("hello world"); ctl::string s(small);
ctl::string s2(std::move(s)); ctl::string s2(std::move(s));
}); });
BENCH(1000000, 1, { BENCH(1000000, 1, {
ctl::string s("hello world"); ctl::string s(small);
ctl::string s2(s);
});
BENCH(1000000, 1, { ctl::string s(big_c); });
BENCH(1000000, 1, { ctl::string s(big); });
{
ctl::string big_copy(big);
BENCH(1000000, 1, { ctl::string s2(big_copy); });
}
BENCH(1000000, 1, {
ctl::string s(big);
ctl::string s2(std::move(s));
});
BENCH(1000000, 1, {
ctl::string s(big);
ctl::string s2(s); ctl::string s2(s);
}); });