Andrew Kelley 55cda9a592 InternPool: avoid indexToKey recursion for ptr_slice
Recursion makes this hot function more difficult to profile and
optimize.

The ptr_slice encoding now additionally includes the slice type. This
makes typeOf() implementable without indexToKey() as well as no longer
using recursion in the ptr_slice prong of indexToKey itself.

Unfortunately some logic had to be duplicated. However, I think that a
future enhancement could eliminate the duplication as well as remove
some other unwanted code, improving performance, by representing a slice
value in `Key.Ptr` without `addr` populated directly, but with an
`Index` pointing to the underlying manyptr value.
2023-06-10 20:47:56 -07:00
2023-06-10 20:47:54 -07:00
2023-06-10 20:47:56 -07:00
2022-12-31 18:13:00 +00:00

ZIG

A general-purpose programming language and toolchain for maintaining robust, optimal, and reusable software.

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The ultimate goal of the Zig project is to serve users. As a first-order effect, this means users of the compiler, helping programmers to write better software. Even more important, however, are the end-users.

Zig is intended to be used to help end-users accomplish their goals. Zig should be used to empower end-users, never to exploit them financially, or to limit their freedom to interact with hardware or software in any way.

However, such problems are best solved with social norms, not with software licenses. Any attempt to complicate the software license of Zig would risk compromising the value Zig provides.

Therefore, Zig is available under the MIT (Expat) License, and comes with a humble request: use it to make software better serve the needs of end-users.

This project redistributes code from other projects, some of which have other licenses besides MIT. Such licenses are generally similar to the MIT license for practical purposes. See the subdirectories and files inside lib/ for more details.

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General-purpose programming language and toolchain for maintaining robust, optimal, and reusable software.
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