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* Teach InstCombine to canonicalize [SU]div+[AL]shl patterns.Nadav Rotem2012-08-281-2/+2
| | | | | | | | | | | | | For example: %1 = lshr i32 %x, 2 %2 = udiv i32 %1, 100 rdar://12182093 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162743 91177308-0d34-0410-b5e6-96231b3b80d8
* Use opt -S instead of piping bitcode output through llvm-dis.Dan Gohman2009-09-081-1/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81257 91177308-0d34-0410-b5e6-96231b3b80d8
* Change these tests to feed the assembly files to opt directly, insteadDan Gohman2009-09-081-1/+1
| | | | | | | of using llvm-as, now that opt supports this. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81226 91177308-0d34-0410-b5e6-96231b3b80d8
* Chris prefers icmp/select over udiv!Nick Lewycky2008-11-271-7/+2
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60187 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix a mistake in the computation of leading zeros for udiv.Dan Gohman2008-05-021-0/+25
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50591 91177308-0d34-0410-b5e6-96231b3b80d8