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From: "tnfchris at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/113295] [14 Regression] SPEC 2006 416.gamess miscompares on Aarch64 when built with -Ofast -mcpu=native since g:2f46e3578d45ff060a0a329cb39d4f52878f9d5a Date: Wed, 21 Feb 2024 11:07:08 +0000 [thread overview] Message-ID: <bug-113295-4-HWZ8TGSmBa@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-113295-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113295 Tamar Christina <tnfchris at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords|needs-bisection | Summary|[14 Regression] SPEC 2006 |[14 Regression] SPEC 2006 |416.gamess miscompares on |416.gamess miscompares on |Aarch64 when built with |Aarch64 when built with |-Ofast -march=native -flto |-Ofast -mcpu=native since | |g:2f46e3578d45ff060a0a329cb | |39d4f52878f9d5a --- Comment #4 from Tamar Christina <tnfchris at gcc dot gnu.org> --- most of the changes seem to be scheduling and register renaming, so I guess one should compile with scheduling off to reduce the noise a bit. detinp_ does have a weird transformation where a cluster of csel go missing and replaced with mov, but the function is too big for me to quickly tell if this is the issue.
next prev parent reply other threads:[~2024-02-21 11:07 UTC|newest] Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top 2024-01-09 17:42 [Bug target/113295] New: SPEC 2006 416.gamess miscompares on Aarch64 when built with -Ofast -march=native -flto jamborm at gcc dot gnu.org 2024-01-09 17:43 ` [Bug target/113295] [14 Regression] " pinskia at gcc dot gnu.org 2024-02-19 13:13 ` tnfchris at gcc dot gnu.org 2024-02-21 10:25 ` tnfchris at gcc dot gnu.org 2024-02-21 10:32 ` tnfchris at gcc dot gnu.org 2024-02-21 11:07 ` tnfchris at gcc dot gnu.org [this message] 2024-02-21 11:09 ` [Bug target/113295] [14 Regression] SPEC 2006 416.gamess miscompares on Aarch64 when built with -Ofast -mcpu=native since g:2f46e3578d45ff060a0a329cb39d4f52878f9d5a rsandifo at gcc dot gnu.org 2024-02-21 18:37 ` rsandifo at gcc dot gnu.org 2024-02-23 14:13 ` cvs-commit at gcc dot gnu.org 2024-02-23 14:13 ` cvs-commit at gcc dot gnu.org 2024-02-23 14:17 ` rsandifo at gcc dot gnu.org
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