Nadav Rotem
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9753f0b9b4
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Teach InstCombine to canonicalize [SU]div+[AL]shl patterns.
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
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2012-08-28 10:01:43 +00:00 |
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Dan Gohman
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3e054fe9ef
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Use opt -S instead of piping bitcode output through llvm-dis.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81257 91177308-0d34-0410-b5e6-96231b3b80d8
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2009-09-08 22:34:10 +00:00 |
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Dan Gohman
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b1e1e82c54
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Change these tests to feed the assembly files to opt directly, instead
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
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2009-09-08 16:50:01 +00:00 |
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Nick Lewycky
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8ca5248522
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Chris prefers icmp/select over udiv!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60187 91177308-0d34-0410-b5e6-96231b3b80d8
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2008-11-27 22:41:10 +00:00 |
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Dan Gohman
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1d9cd50677
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Fix a mistake in the computation of leading zeros for udiv.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50591 91177308-0d34-0410-b5e6-96231b3b80d8
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2008-05-02 21:30:02 +00:00 |
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