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| author | Chris Lattner <sabre@nondot.org> | 2006-04-15 23:39:14 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2006-04-15 23:39:14 +0000 |
| commit | 1fcee4edf5ec242843be6dd726d9854cdfe6b276 (patch) | |
| tree | ff2b643b9e9eb4f8f947c173c464a8d0cd5f5fd4 | |
| parent | 547a16f27315a08527c41dc521c7cdf6ad9a0b6c (diff) | |
Add a new vnot_conv predicate for matching vnot's where the allones vector is
bitconverted from some other type.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27724 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/TargetSelectionDAG.td | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/Target/TargetSelectionDAG.td b/lib/Target/TargetSelectionDAG.td index 0260840974..40a4a97d07 100644 --- a/lib/Target/TargetSelectionDAG.td +++ b/lib/Target/TargetSelectionDAG.td @@ -394,9 +394,15 @@ def immAllZerosV: PatLeaf<(build_vector), [{ return ISD::isBuildVectorAllZeros(N); }]>; +def immAllOnesV_bc: PatLeaf<(bitconvert), [{ + return ISD::isBuildVectorAllOnes(N); +}]>; + + // Other helper fragments. def not : PatFrag<(ops node:$in), (xor node:$in, immAllOnes)>; def vnot : PatFrag<(ops node:$in), (xor node:$in, immAllOnesV)>; +def vnot_conv : PatFrag<(ops node:$in), (xor node:$in, immAllOnesV_bc)>; def ineg : PatFrag<(ops node:$in), (sub 0, node:$in)>; // extending load & truncstore fragments. |