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Re: [patch] Fix PR rtl-optimization/87727
On 12/21/18 9:24 AM, Vladimir Makarov wrote:
> Peter, also if you are interesting to do RA work, there is another problem
> which is to implement sub-register level conflict calculations in LRA.
> Currently, IRA has a simple subregister level conflict calculation (see
> allocno objects) and in a case of sub-register presence IRA and LRA decisions
> are different and this results in worse code generations (there are some PRs
> for this). It would be also a big RA project to do.
Can you point me to the PRs? Thanks.