Merging r183108:

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r183108 | vljn | 2013-06-03 08:44:42 -0700 (Mon, 03 Jun 2013) | 1 line

R600: CALL_FS consumes a stack size entry
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_33@183181 91177308-0d34-0410-b5e6-96231b3b80d8