FORTRAN SOFTWARE CATALOG

Repository owner: Tomohiro Degawa (degawa)

orbs

Arithmetic, logical and shift operators for stdlib-backed bitsets.

Repository · Pinned source (3cf7fcec1979) · Try in playground · Checked package example

GAMS classifications

About this package

Category
Containers and graphs
License
MIT

Topics: binary-arithmetic, bit-operations, bitset, bitsets, fortran, fortran-library, fortran-package-manager, modern-fortran, morton-codes, standard-library, wrapper

Classification scope and review notes

Fixed-width bitset arithmetic and logical operations. The main computes an x neighbor for every cell of a two-dimensional 4-by-4 Morton grid, checking all sixteen results and wraparound against independent intrinsic integer operations.

Package dependencies

Resolved GitHub repositories used by the verified playground build, combining direct and indirect dependencies. This list does not describe internal module dependencies or native system libraries.

Required by this build

Build record verified 2026-10-28.

Used by (0 selected packages)

No other selected build records this repository as a dependency. This is not a measure of usage outside the catalog.

Reviewed procedures

These mappings have pinned source evidence. A checked package example may exercise only some of them; source review is not a numerical benchmark.

operable_bitset / arithmetic and logical operators

Module: orbs

A1 N2

A1: source-supported; N2: verified

Derivatives / callbacks: not applicable

Fixed-width bitset arithmetic and logical operations. The main computes an x neighbor for every cell of a two-dimensional 4-by-4 Morton grid, checking all sixteen results and wraparound against independent intrinsic integer operations.

Pinned source: src/orbs.f90

Load checked GAMS driver: gams-orbs-bitwise-reference