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From: "yangyujie at loongson dot cn" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/106462] LRA on mips64el: unable to reload (subreg:SI
 (reg:DI)) constrained by "f"
Date: Sat, 19 Nov 2022 09:32:16 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D106462

--- Comment #3 from Yang Yujie <yangyujie at loongson dot cn> ---
(In reply to Vladimir Makarov from comment #2)
> I built mips64el-linux-gnuabi64 but using -mabi=3D64 -msingle-float for it
> gives
>=20
> cc1: error: unsupported combination: -mgp64 -mno-odd-spreg
>=20
> Did I miss something?

Hi Vladimir, thanks for your reply!

It seems that you need to specify -march=3Dmips64r2 (or configure gcc with
--with-arch=3Dmips64r2). This turns on -mno-spreg by default.=