On Fri, 2025-07-04 at 11:14 +0800, Xi Ruoyao wrote: > On Fri, 2025-07-04 at 09:47 +0800, Lulu Cheng wrote: > > > > 在 2025/7/2 下午3:31, Xi Ruoyao 写道: > > > The register_operand predicate can match subreg, then we'd have a > > > subreg > > > of subreg and it's invalid. Use lowpart_subreg to avoid the > > > nested > > > subreg. > > > > > > gcc/ChangeLog: > > > > > > * config/loongarch/loongarch.md (crc_combine): Avoid > > > nested > > > subreg. > > > > > > gcc/testsuite/ChangeLog: > > > > > > * gcc.c-torture/compile/pr120708.c: New test. > > > --- > > > > > > Bootstrapped and regtested on loongarch64-linux-gnu. Ok for trunk > > > and > > > releases/gcc-15? > > > > Hi, > > > > I'm OK with this patch. > > Will add PR120728 to the subject and ChangeLog then push.
Oops, forgot adding the PR number :( -- Xi Ruoyao <xry...@xry111.site>
