AutoResearchMathExp.h

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#pragma once
 
#include "fl/math/math.h"
#include "fl/stl/int.h"
#include "fl/system/sketch_macros.h"
 
namespace autoresearch {
namespace math_exp {
 
struct Result {
    bool success;
    fl::u32 iterations;       // calls per timed loop
    fl::u32 accuracy_points;  // inputs compared against libm
    float worst_ulp_float;    // max |fl::exp - expf| in ulp of expf
    double worst_ulp_double;  // max |fl::exp - exp| in ulp of exp
    float worst_x_float;
    double worst_x_double;
    fl::u32 fl_expf_us;       // fl::exp, iterations calls
    fl::u32 libm_expf_us;     // ::expf, same inputs
    fl::u32 fl_exp_us;        // fl::exp (double)
    fl::u32 libm_exp_us;      // ::exp
    float sink;               // keeps the loops honest
    int large_memory;         // FL_PLATFORM_HAS_LARGE_MEMORY as built
};

Result run(fl::u32 iterations);
 
}  // namespace math_exp
}  // namespace autoresearch