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[Bug target/85683] [8/9 Regression] GCC 8 stopped using RMW (Read Modify Write) instructions on x86[_64]
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 07 May 2018 19:57:13 +0000
- Subject: [Bug target/85683] [8/9 Regression] GCC 8 stopped using RMW (Read Modify Write) instructions on x86[_64]
- Auto-submitted: auto-generated
- References: <bug-85683-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85683
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |jakub at gcc dot gnu.org
Target Milestone|--- |8.2
Summary|[8 Regression] GCC 8 |[8/9 Regression] GCC 8
|stopped using RMW (Read |stopped using RMW (Read
|Modify Write) instructions |Modify Write) instructions
|on x86[_64] |on x86[_64]
--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Started with r247992.