Re: [x86_64 PATCH] PR target/110083: Fix-up REG_EQUAL notes on COMPARE in STV.

2023-06-04 Thread Uros Bizjak via Gcc-patches
On Sat, Jun 3, 2023 at 7:31 PM Roger Sayle wrote: > > > This patch fixes PR target/110083, an ICE-on-valid regression exposed by > my recent PTEST improvements (to address PR target/109973). The latent > bug (admittedly mine) is that the scalar-to-vector (STV) pass doesn't update > or delete REG_

[x86_64 PATCH] PR target/110083: Fix-up REG_EQUAL notes on COMPARE in STV.

2023-06-03 Thread Roger Sayle
This patch fixes PR target/110083, an ICE-on-valid regression exposed by my recent PTEST improvements (to address PR target/109973). The latent bug (admittedly mine) is that the scalar-to-vector (STV) pass doesn't update or delete REG_EQUAL notes attached to COMPARE instructions. As a result the