Re: [PATCH] xtensa: Revise 89afb2e86fcb29c559b2957fdcbea0d01740c49b

2023-01-24 Thread Max Filippov via Gcc-patches
On Thu, Jan 19, 2023 at 7:33 PM Takayuki 'January June' Suwa wrote: > > In the previously posted patch > "xtensa: Make complex hard register clobber elimination more robust and > accurate", > the check code for insns that refer to the [DS]Cmode hard register before > it is overwritten after it is

[PATCH] xtensa: Revise 89afb2e86fcb29c559b2957fdcbea0d01740c49b

2023-01-19 Thread Takayuki 'January June' Suwa via Gcc-patches
In the previously posted patch "xtensa: Make complex hard register clobber elimination more robust and accurate", the check code for insns that refer to the [DS]Cmode hard register before it is overwritten after it is clobbered is incomplete. Fortunately such insns are seldom emitted, so it didn'