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Add a note about Robert Muth's alternate jump table implementation.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85624 91177308-0d34-0410-b5e6-96231b3b80d8
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Bob Wilson 2009-10-30 22:22:46 +00:00
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lib/Target/ARM/README.txt
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@ -600,3 +600,12 @@ into the operation.
It might be profitable to cse MOVi16 if there are lots of 32-bit immediates
with the same bottom half.
//===---------------------------------------------------------------------===//
Robert Muth started working on an alternate jump table implementation that
does not put the tables in-line in the text. This is more like the llvm
default jump table implementation. This might be useful sometime. Several
revisions of patches are on the mailing list, beginning at:
http://lists.cs.uiuc.edu/pipermail/llvmdev/2009-June/022763.html