Re: [PATCH] combine: Fix recent WORD_REGISTER_OPERATIONS check [PR113010]

2024-03-04 Thread Jeff Law
On 3/4/24 09:49, Jakub Jelinek wrote: On Mon, Mar 04, 2024 at 05:18:39PM +0100, Rainer Orth wrote: On 2/26/24 17:17, Greg McGary wrote: The sign-bit-copies of a sign-extending load cannot be known until runtime on WORD_REGISTER_OPERATIONS targets, except in the case of a zero-extending MEM

[PATCH] combine: Fix recent WORD_REGISTER_OPERATIONS check [PR113010]

2024-03-04 Thread Jakub Jelinek
On Mon, Mar 04, 2024 at 05:18:39PM +0100, Rainer Orth wrote: > > On 2/26/24 17:17, Greg McGary wrote: > >> The sign-bit-copies of a sign-extending load cannot be known until runtime > >> on > >> WORD_REGISTER_OPERATIONS targets, except in the case of a zero-extending > >> MEM > >> load. See the