add a vnot helper node for matching 'not' on vectors

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27132 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-03-25 23:00:08 +00:00
parent 452e8354d5
commit c985d828bc

View File

@ -379,13 +379,17 @@ class PatLeaf<dag frag, code pred = [{}], SDNodeXForm xform = NOOP_SDNodeXForm>
// Leaf fragments.
def immAllOnes : PatLeaf<(imm), [{ return N->isAllOnesValue(); }]>;
def vtInt : PatLeaf<(vt), [{ return MVT::isInteger(N->getVT()); }]>;
def vtFP : PatLeaf<(vt), [{ return MVT::isFloatingPoint(N->getVT()); }]>;
// Other helper fragments.
def immAllOnes : PatLeaf<(imm), [{ return N->isAllOnesValue(); }]>;
def immAllOnesV: PatLeaf<(build_vector), [{
return ISD::isBuildVectorAllOnesInteger(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 ineg : PatFrag<(ops node:$in), (sub 0, node:$in)>;
// extending load & truncstore fragments.