OpenXM_contrib/gmp/mpn/README - diff

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version 1.1.1.1, 2000/01/10 15:35:22

version 1.1.1.2, 2000/09/09 14:12:20

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This directory contains all code for the mpn layer of GMP.

Most subdirectories contain machine-dependent code, written in assembly or

Most subdirectories contain machine-dependent code, written in assembly or C.

C. The `generic' subdirectory contains default code, used when there is no

The `generic' subdirectory contains default code, used when there is no

machine-dependent replacement for a particular machine.

There is one subdirectory for each architecture. Note that e.g., 32-bit

There is one subdirectory for each ISA family. Note that e.g., 32-bit SPARC

sparc and 64-bit sparc cannot share any code, and are therefore considered

and 64-bit SPARC are very different ISA's, and thus cannot share any code.

completely different architecture.

A particular machine will only use code from one such subdirectory, and the

A particular compile will only use code from one subdirectory, and the

`generic' subdirectory. The architecture-specific subdirectory contains a

`generic' subdirectory. The ISA-specific subdirectories contain hierachies of

hierachy of directories for various architecture variants and

directories for various architecture variants and implementations; the

implementations; the top-most level contains code that runs correctly on all

top-most level contains code that runs correctly on all variants.

variants.