Implement "AsCheapAsAMove" for some obviously cheap instructions: xor and the
authorBill Wendling <isanbard@gmail.com>
Thu, 29 May 2008 01:02:09 +0000 (01:02 +0000)
committerBill Wendling <isanbard@gmail.com>
Thu, 29 May 2008 01:02:09 +0000 (01:02 +0000)
commitbd0879d7d9790e4bfa4bdcefd3abda0301e37bae
treee90f49e1f2c6334bdf77c69fc25f26ccd63aba3e
parent3e93e630aa97893cb758b9300aa18552d07b9539
Implement "AsCheapAsAMove" for some obviously cheap instructions: xor and the
like.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51662 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/TwoAddressInstructionPass.cpp
lib/Target/X86/X86InstrInfo.td