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From: "crazylht at gmail dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/105504] Fails to break dependency for vcvtss2sd xmm, xmm, mem Date: Sat, 07 May 2022 03:36:12 +0000 [thread overview] Message-ID: <bug-105504-4-t8zvfE0aWt@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-105504-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105504 Hongtao.liu <crazylht at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |hjl.tools at gmail dot com --- Comment #3 from Hongtao.liu <crazylht at gmail dot com> --- The overhead for setting attr remove_partial_avx_dependency to true for register alternative is: For simple double foo (float a) { return a; } Now we generates: foo: .LFB0: .cfi_startproc vmovaps %xmm0, %xmm1 vxorps %xmm0, %xmm0, %xmm0 vcvtss2sd %xmm1, %xmm0, %xmm0
next prev parent reply other threads:[~2022-05-07 3:36 UTC|newest] Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-05-06 9:12 [Bug target/105504] New: " amonakov at gcc dot gnu.org 2022-05-07 3:02 ` [Bug target/105504] " crazylht at gmail dot com 2022-05-07 3:16 ` crazylht at gmail dot com 2022-05-07 3:36 ` crazylht at gmail dot com [this message] 2022-05-07 4:04 ` crazylht at gmail dot com 2022-05-07 8:28 ` amonakov at gcc dot gnu.org 2022-06-08 3:24 ` cvs-commit at gcc dot gnu.org 2023-08-05 15:05 ` egallager at gcc dot gnu.org 2023-08-07 1:55 ` crazylht at gmail dot com 2023-08-12 13:50 ` egallager at gcc dot gnu.org
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