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From: "hjl.tools at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/106933] [13 Regression] ICE in extract_insn, at
 recog.cc:2791 (error: unrecognizable insn) since r13-2049-g6f94923dea21bd92
Date: Fri, 21 Oct 2022 18:53:18 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D106933

--- Comment #6 from H.J. Lu <hjl.tools at gmail dot com> ---
This

diff --git a/gcc/config/i386/i386-features.cc
b/gcc/config/i386/i386-features.cc
index e357294bc4e..aca34d730a8 100644
--- a/gcc/config/i386/i386-features.cc
+++ b/gcc/config/i386/i386-features.cc
@@ -1449,6 +1449,9 @@ timode_scalar_chain::compute_convert_gain ()
     break;

   case COMPARE:
+    if (REG_P (XEXP (src, 0))
+        && GET_MODE (XEXP (src, 0)) =3D=3D V1TImode)
+      return 1;
     if (XEXP (src, 1) =3D=3D const0_rtx)
       {
         if (GET_CODE (XEXP (src, 0)) =3D=3D AND)

also works.=