Jakob Stoklund Olesen 09eeac9f5f Reuse operand location when updating PHI instructions.
Calling RemoveOperand is very expensive on huge PHI instructions. This makes
early tail duplication run twice as fast on the Firefox JavaScript
interpreter.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95832 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-11 00:34:33 +00:00
..
2010-02-04 06:19:43 +00:00
2010-02-10 16:03:48 +00:00
2010-02-11 00:20:49 +00:00
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