On Wed, Nov 27, 2024 at 1:39 PM Vladimir Makarov <vmaka...@redhat.com> wrote: > > > On 11/27/24 04:05, Uros Bizjak wrote: > > Hello! > > > > I'd like to backport two LRA patches to gcc-14 branch: > > > > 1. [PR114942][LRA]: Don't reuse input reload reg of inout early clobber > > operand > > https://gcc.gnu.org/git/gitweb.cgi?p=gcc.git;h=9585317f0715699197b1313bbf939c6ea3c1ace6 > > > > 2. [PR117105][LRA]: Use unique value reload pseudo for early clobber operand > > https://gcc.gnu.org/git/gitweb.cgi?p=gcc.git;h=4b09e2c67ef593db171b0755b46378964421782b > > > > They both fix RA failure with strict_low_part family of instructions: > > > > (insn 24 55 54 4 (parallel [ > > (set (strict_low_part (reg:QI 2 cx [orig:109 e ] [109])) > > (and:QI (subreg:QI (zero_extract:HI (reg/v:HI 2 cx > > [orig:109 e ] [109]) > > (const_int 8 [0x8]) > > (const_int 8 [0x8])) 0) > > (reg:QI 1 dx [orig:115 _6 ] [115]))) > > (clobber (reg:CC 17 flags)) > > > > that were added by me for PR target/78904, so I have some interest in > > the backport. > > > > The backport of two patches was bootstrapped and regression tested > > with the current gcc-14 branch. > > > > Is the backport OK for branch? > > > OK. They are both safe. I don't expect any issues with them.
Done. Thanks, Uros.
