From: Chris Lattner Date: Wed, 28 Sep 2005 18:04:52 +0000 (+0000) Subject: Implement PowerPC/eqv-andc-orc-nor.ll:EQV3 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=1bd8b7b06e8031f1140570eb3bb240075b334687;p=oota-llvm.git Implement PowerPC/eqv-andc-orc-nor.ll:EQV3 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23494 91177308-0d34-0410-b5e6-96231b3b80d8 --- diff --git a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp index 4827b0082f5..c2a57ddfa57 100644 --- a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp +++ b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp @@ -1012,12 +1012,16 @@ SDOperand PPC32DAGToDAGISel::Select(SDOperand Op) { N = I; return SDOperand(N, 0); } - // Finally, check for the case where we are being asked to select + // Check for the case where we are being asked to select // xor (not(a), b) which is equivalent to not(xor a, b), which is eqv if (isOprNot(N->getOperand(0).Val)) CurDAG->SelectNodeTo(N, PPC::EQV, MVT::i32, Select(N->getOperand(0).getOperand(0)), Select(N->getOperand(1))); + else if (isOprNot(N->getOperand(1).Val)) + CurDAG->SelectNodeTo(N, PPC::EQV, MVT::i32, + Select(N->getOperand(1).getOperand(0)), + Select(N->getOperand(0))); else CurDAG->SelectNodeTo(N, PPC::XOR, MVT::i32, Select(N->getOperand(0)), Select(N->getOperand(1)));