Nadav Rotem
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0740239f87
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Revert r169638 because it broke Mesa llvmpipe tests.
Fix PR15239.
llvm-svn: 175985
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2013-02-24 07:09:35 +00:00 |
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Nadav Rotem
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d3d6e7cfb2
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When we use the BLEND instruction that uses the MSB as a mask, we can remove
the VSRI instruction before it since it does not affect the MSB.
Thanks Craig Topper for suggesting this.
llvm-svn: 169638
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2012-12-07 21:43:11 +00:00 |
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Nadav Rotem
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79f1692fe0
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Revert 147426 because it caused pr11696.
llvm-svn: 147485
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2012-01-03 22:19:42 +00:00 |
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Nadav Rotem
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6929a8868b
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Optimize the sequence blend(sign_extend(x)) to blend(shl(x)) since SSE blend instructions only look at the highest bit.
llvm-svn: 147426
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2012-01-02 08:05:46 +00:00 |
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Nadav Rotem
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d8c4880903
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PR11662.
Promotion of the mask operand needs to be done using PromoteTargetBoolean, and not padded with garbage.
llvm-svn: 147309
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2011-12-28 13:08:20 +00:00 |
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