[llvm-bugs] [Bug 39953] New: [memcpy] Improve load/store ordering.

via llvm-bugs llvm-bugs at lists.llvm.org
Tue Dec 11 04:53:10 PST 2018


https://bugs.llvm.org/show_bug.cgi?id=39953

            Bug ID: 39953
           Summary: [memcpy] Improve load/store ordering.
           Product: new-bugs
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: new bugs
          Assignee: unassignedbugs at nondot.org
          Reporter: clement.courbet at gmail.com
                CC: htmldeveloper at gmail.com, llvm-bugs at lists.llvm.org

In case of overlapping load/stores, use a load+load+store+store sequence
instead of a load+store+load+store.

See rationale here: https://reviews.llvm.org/D55365#inline-490685

-- 
You are receiving this mail because:
You are on the CC list for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.llvm.org/pipermail/llvm-bugs/attachments/20181211/c5fde26c/attachment.html>


More information about the llvm-bugs mailing list