[llvm-bugs] [Bug 42902] New: Lower larger-than-word size integers into vectors

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=42902

            Bug ID: 42902
           Summary: Lower larger-than-word size integers into vectors
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Interprocedural Optimizations
          Assignee: unassignedbugs at nondot.org
          Reporter: npmccallum at redhat.com
                CC: llvm-bugs at lists.llvm.org

An example is here:

https://godbolt.org/z/hxKRd1

This function would be more efficient if i256 were lowered into a vector and
then the various operations performed on it were done as vector operations.

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