Re: [PATCH v3 3/6] bitint: Allow unused bits when testing extended _BitInt ABIs

2025-06-27 Thread Jakub Jelinek
On Fri, Jun 27, 2025 at 03:33:36PM +0800, Yang Yujie wrote: > In LoongArch psABI, large _BitInt(N) (N > 64) objects are only > extended to fill the highest 8-byte chunk that contains any used bit, > but the size of such a large _BitInt type is a multiple of their > 16-byte alignment. So there may

[PATCH v3 3/6] bitint: Allow unused bits when testing extended _BitInt ABIs

2025-06-27 Thread Yang Yujie
In LoongArch psABI, large _BitInt(N) (N > 64) objects are only extended to fill the highest 8-byte chunk that contains any used bit, but the size of such a large _BitInt type is a multiple of their 16-byte alignment. So there may be an entire unused 8-byte chunk that is not filled by extension, an