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From: "ubizjak at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/98218] [TARGET_MMX_WITH_SSE] Implement 64bit vector compares (AVX512 masked compares missing)
Date: Wed, 12 May 2021 18:38:53 +0000 [thread overview]
Message-ID: <bug-98218-4-PYfAxUsHa2@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-98218-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98218
--- Comment #12 from Uroš Bizjak <ubizjak at gmail dot com> ---
(In reply to David Binderman from comment #11)
> I might be seeing something similar:
>
> caxcpy.f: In function 'caxcpy':
> caxcpy.f:53:72: error: unrecognizable insn:
> 53 | end subroutine
> |
> ^
> (insn 136 135 137 16 (set (reg:V2SF 107 [ vect__96.11 ])
> (if_then_else:V2SF (reg:V2SF 220)
> (reg:V2SF 84 [ _3 ])
> (reg:V2SF 219))) -1
> (nil))
> during RTL pass: vregs
> caxcpy.f:53:72: internal compiler error: in extract_insn, at recog.c:2770
Yeah, this is a non-existent SSE "cmove". I tried to find all paths where this
should divert to a sequence of logic instructions or PBLENDB, but due to
plethora of ISAs some cmove expansions fell through the cracks. Fortunately,
easy to fix problem, please just provide a testcase.
next prev parent reply other threads:[~2021-05-12 18:38 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-10 1:56 [Bug target/98218] New: [TARGET_MMX_WITH_SSE] Miss vec_cmpmn/vcondmn expander for 64bit vector crazylht at gmail dot com
2020-12-10 7:34 ` [Bug target/98218] " rguenth at gcc dot gnu.org
2020-12-18 13:23 ` ubizjak at gmail dot com
2020-12-18 13:28 ` ubizjak at gmail dot com
2020-12-18 13:29 ` ubizjak at gmail dot com
2021-05-05 13:11 ` cvs-commit at gcc dot gnu.org
2021-05-05 13:28 ` ubizjak at gmail dot com
2021-05-07 15:15 ` cvs-commit at gcc dot gnu.org
2021-05-12 6:16 ` cvs-commit at gcc dot gnu.org
2021-05-12 6:24 ` [Bug target/98218] [TARGET_MMX_WITH_SSE] Implement 64bit vector compares (AVX512 masked compares missing) ubizjak at gmail dot com
2021-05-12 6:25 ` ubizjak at gmail dot com
2021-05-12 6:54 ` crazylht at gmail dot com
2021-05-12 17:39 ` dcb314 at hotmail dot com
2021-05-12 18:38 ` ubizjak at gmail dot com [this message]
2021-05-12 18:57 ` ubizjak at gmail dot com
2021-05-12 19:05 ` dcb314 at hotmail dot com
2021-05-12 19:47 ` dcb314 at hotmail dot com
2021-05-13 9:23 ` ubizjak at gmail dot com
2022-05-06 8:30 ` jakub at gcc dot gnu.org
2023-05-08 12:21 ` rguenth at gcc dot gnu.org
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