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Tests/AK: Add perf tests for tan(0, asin(), acos(), atan()

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On my system, with macOS system libm (including the existing
sin(), cos() perf tests):

    % Build/lagom/bin/TestAKMath
    ...
    Running benchmark 'bench_trig_cos'.
    Completed benchmark 'bench_trig_cos' in 66ms
    Running benchmark 'bench_trig_cosf'.
    Completed benchmark 'bench_trig_cosf' in 58ms
    Running benchmark 'bench_trig_sin'.
    Completed benchmark 'bench_trig_sin' in 54ms
    Running benchmark 'bench_trig_sinf'.
    Completed benchmark 'bench_trig_sinf' in 58ms
    Running benchmark 'bench_trig_tan'.
    Completed benchmark 'bench_trig_tan' in 75ms
    Running benchmark 'bench_trig_tanf'.
    Completed benchmark 'bench_trig_tanf' in 82ms
    Running benchmark 'bench_trig_acos'.
    Completed benchmark 'bench_trig_acos' in 11ms
    Running benchmark 'bench_trig_acosf'.
    Completed benchmark 'bench_trig_acosf' in 10ms
    Running benchmark 'bench_trig_asin'.
    Completed benchmark 'bench_trig_asin' in 11ms
    Running benchmark 'bench_trig_asinf'.
    Completed benchmark 'bench_trig_asinf' in 11ms
    Running benchmark 'bench_trig_atan'.
    Completed benchmark 'bench_trig_atan' in 60ms
    Running benchmark 'bench_trig_atanf'.
    Completed benchmark 'bench_trig_atanf' in 63ms

With serenity libm (#26662):

    % Build/lagom/bin/TestAKMath
    ...
    Completed benchmark 'bench_trig_cos' in 87ms
    Running benchmark 'bench_trig_cosf'.
    Completed benchmark 'bench_trig_cosf' in 65ms
    Running benchmark 'bench_trig_sin'.
    Completed benchmark 'bench_trig_sin' in 75ms
    Running benchmark 'bench_trig_sinf'.
    Completed benchmark 'bench_trig_sinf' in 67ms
    Running benchmark 'bench_trig_tan'.
    Completed benchmark 'bench_trig_tan' in 184ms
    Running benchmark 'bench_trig_tanf'.
    Completed benchmark 'bench_trig_tanf' in 163ms
    Running benchmark 'bench_trig_acos'.
    Completed benchmark 'bench_trig_acos' in 10ms
    Running benchmark 'bench_trig_acosf'.
    Completed benchmark 'bench_trig_acosf' in 10ms
    Running benchmark 'bench_trig_asin'.
    Completed benchmark 'bench_trig_asin' in 10ms
    Running benchmark 'bench_trig_asinf'.
    Completed benchmark 'bench_trig_asinf' in 10ms
    Running benchmark 'bench_trig_atan'.
    Completed benchmark 'bench_trig_atan' in 176ms
    Running benchmark 'bench_trig_atanf'.
    Completed benchmark 'bench_trig_atanf' in 184ms
This commit is contained in:
Nico Weber
2026-04-01 22:54:53 -04:00
parent 8fd8c2fe6f
commit c1f65882cc
1 changed files with 50 additions and 10 deletions
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60
Tests/AK/TestAKMath.cpp
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@@ -46,30 +46,70 @@ TEST_CASE(wrap_to_range)
EXPECT_EQ(AK::wrap_to_range(-85., 180.), -85.);
}
#define BENCHMARK_TRIG(type, function) \
do { \
for (type value = -4 * AK::Pi<type>; value < 4 * AK::Pi<type>; value += static_cast<type>(0.000001)) { \
auto result = function(value); \
AK::taint_for_optimizer(result); \
} \
#define BENCHMARK_TRIG(type, function, from, to) \
do { \
for (type value = from; value < to; value += static_cast<type>(0.000001)) { \
auto result = function(value); \
AK::taint_for_optimizer(result); \
} \
} while (false)
BENCHMARK_CASE(bench_trig_cos)
{
BENCHMARK_TRIG(double, AK::cos);
BENCHMARK_TRIG(double, AK::cos, -4 * AK::Pi<double>, 4 * AK::Pi<double>);
}
BENCHMARK_CASE(bench_trig_cosf)
{
BENCHMARK_TRIG(float, AK::cos);
BENCHMARK_TRIG(float, AK::cos, -4 * AK::Pi<float>, 4 * AK::Pi<float>);
}
BENCHMARK_CASE(bench_trig_sin)
{
BENCHMARK_TRIG(double, AK::sin);
BENCHMARK_TRIG(double, AK::sin, -4 * AK::Pi<double>, 4 * AK::Pi<double>);
}
BENCHMARK_CASE(bench_trig_sinf)
{
BENCHMARK_TRIG(float, AK::sin);
BENCHMARK_TRIG(float, AK::sin, -4 * AK::Pi<float>, 4 * AK::Pi<float>);
}
BENCHMARK_CASE(bench_trig_tan)
{
BENCHMARK_TRIG(double, AK::tan, -4 * AK::Pi<double>, 4 * AK::Pi<double>);
}
BENCHMARK_CASE(bench_trig_tanf)
{
BENCHMARK_TRIG(float, AK::tan, -4 * AK::Pi<float>, 4 * AK::Pi<float>);
}
BENCHMARK_CASE(bench_trig_acos)
{
BENCHMARK_TRIG(double, AK::acos, -1.0, 1.0);
}
BENCHMARK_CASE(bench_trig_acosf)
{
BENCHMARK_TRIG(float, AK::acos, -1.0f, 1.0f);
}
BENCHMARK_CASE(bench_trig_asin)
{
BENCHMARK_TRIG(double, AK::asin, -1.0, 1.0);
}
BENCHMARK_CASE(bench_trig_asinf)
{
BENCHMARK_TRIG(float, AK::asin, -1.0f, 1.0f);
}
BENCHMARK_CASE(bench_trig_atan)
{
BENCHMARK_TRIG(double, AK::atan, -4 * AK::Pi<double>, 4 * AK::Pi<double>);
}
BENCHMARK_CASE(bench_trig_atanf)
{
BENCHMARK_TRIG(float, AK::atan, -4 * AK::Pi<float>, 4 * AK::Pi<float>);
}