Re: [PATCH V2] aarch64: Model zero-high-half semantics of ADDHN/SUBHN instructions

Jonathan Wright writes: > Hi, > > Version 2 of this patch adds tests to verify the benefit of this change. > > Ok for master? > > Thanks, > Jonathan > > --- > > gcc/ChangeLog: > > 2021-06-14 Jonathan Wright > > * config/aarch64/aarch64-simd.md (aarch64_hn): > Change to an expand

[PATCH V2] aarch64: Model zero-high-half semantics of ADDHN/SUBHN instructions

Hi, Version 2 of this patch adds tests to verify the benefit of this change. Ok for master? Thanks, Jonathan --- gcc/ChangeLog: 2021-06-14 Jonathan Wright * config/aarch64/aarch64-simd.md (aarch64_hn): Change to an expander that emits the correct instruction depend