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Author SHA1 Message Date
David Majnemer 7ea2a52a0c X86: Remove test instructions proceeding shift by immediate instructions 
Allow LLVM to take advantage of shift instructions that set the ZF flag,
making instructions that test the destination superfluous.

llvm-svn: 182454
 2013-05-22 08:13:02 +00:00
Benjamin Kramer ca7ca4f6c6 TargetLowering: Use the large shift amount during legalize types. The legalizer may call us with an overly large type. 
llvm-svn: 162101
 2012-08-17 15:54:21 +00:00