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path: root/test/CodeGen/X86/promote-assert-zext.ll
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* As Dan pointed out, movzbl, movsbl, and friends are nicer than their aliasBill Wendling2011-04-14
| | | | | | | (movzx/movsx) because they give more information. Revert that part of the patch. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129498 91177308-0d34-0410-b5e6-96231b3b80d8
* Have the X86 back-end emit the alias instead of what's being aliased. In mostBill Wendling2011-04-14
| | | | | | | cases, it's much nicer and more informative reading the alias. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129497 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix SimplifyDemandedBits' AssertZext logic to demand all the bits. ItDan Gohman2010-06-03
needs to demand the high bits because it's asserting that they're zero. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@105406 91177308-0d34-0410-b5e6-96231b3b80d8