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Module dmd.backend.divcoeff

Algorithms from "Division by Invariant Integers using Multiplication" by Torbjoern Granlund and Peter L. Montgomery

Compiler implementation of the D programming language.

Functions

NameDescription
choose_multiplier(N, d, prec, pm, pshpost) Implement Algorithm 6.2: Selection of multiplier and shift count
udiv_coefficients(N, d, pshpre, pm, pshpost) Find coefficients for Algorithm 4.2: Optimized code generation of unsigned q=n/d for constant nonzero d

Authors

Walter Bright

License

Boost License 1.0