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From: "xry111 at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/113033] GCC 14 (20231203 snapshot) ICE when building LSX vector rotate code on LoongArch
Date: Sat, 16 Dec 2023 20:11:24 +0000	[thread overview]
Message-ID: <bug-113033-4-mHynGusqst@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-113033-4@http.gcc.gnu.org/bugzilla/>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113033

Xi Ruoyao <xry111 at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|target                      |middle-end
                 CC|                            |jakub at gcc dot gnu.org

--- Comment #5 from Xi Ruoyao <xry111 at gcc dot gnu.org> ---
It looks like we should do:

diff --git a/gcc/expmed.cc b/gcc/expmed.cc
index b294eabb08d..b87e09a8a65 100644
--- a/gcc/expmed.cc
+++ b/gcc/expmed.cc
@@ -2628,9 +2628,7 @@ expand_shift_1 (enum tree_code code, machine_mode mode,
rtx shifted,
                  (mode, GET_MODE_BITSIZE (scalar_mode) - INTVAL (op1));
              else
                {
-                 other_amount
-                   = simplify_gen_unary (NEG, GET_MODE (op1),
-                                         op1, GET_MODE (op1));
+                 other_amount = negate_rtx (GET_MODE (op1), op1);
                  HOST_WIDE_INT mask = GET_MODE_PRECISION (scalar_mode) - 1;
                  other_amount
                    = simplify_gen_binary (AND, GET_MODE (op1), other_amount,

??

  parent reply	other threads:[~2023-12-16 20:11 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-15 16:44 [Bug target/113033] New: " c at jia dot je
2023-12-16 17:47 ` [Bug target/113033] " xry111 at gcc dot gnu.org
2023-12-16 18:16 ` xry111 at gcc dot gnu.org
2023-12-16 18:32 ` xry111 at gcc dot gnu.org
2023-12-16 18:44 ` xry111 at gcc dot gnu.org
2023-12-16 20:11 ` xry111 at gcc dot gnu.org [this message]
2023-12-16 21:35 ` [Bug middle-end/113033] " xry111 at gcc dot gnu.org
2023-12-18 13:47 ` xry111 at gcc dot gnu.org
2023-12-18 20:17 ` [Bug target/113033] " xry111 at gcc dot gnu.org
2023-12-18 20:34 ` xry111 at gcc dot gnu.org
2023-12-20 12:02 ` cvs-commit at gcc dot gnu.org
2023-12-20 12:05 ` xry111 at gcc dot gnu.org
2023-12-27 11:05 ` xry111 at gcc dot gnu.org

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