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[Bug target/85769] [8/9 Regression] ICE in extract_constrain_insn, at recog.c:2205 for -mcpu=thunderx
- From: "ktkachov at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 14 May 2018 08:11:02 +0000
- Subject: [Bug target/85769] [8/9 Regression] ICE in extract_constrain_insn, at recog.c:2205 for -mcpu=thunderx
- Auto-submitted: auto-generated
- References: <bug-85769-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85769
ktkachov at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
CC| |ktkachov at gcc dot gnu.org,
| |tnfchris at gcc dot gnu.org
Ever confirmed|0 |1
--- Comment #1 from ktkachov at gcc dot gnu.org ---
Looks to me like r250673.
The
+ fmov\\t%h0, %w1
alternative that was added needs Armv8.2-A, which is not present on
-mcpu=thunderx