xref: /freebsd/contrib/llvm-project/llvm/lib/Target/RISCV/RISCVSelectionDAGInfo.cpp (revision 700637cbb5e582861067a11aaca4d053546871d2)
1*700637cbSDimitry Andric //===----------------------------------------------------------------------===//
2*700637cbSDimitry Andric //
3*700637cbSDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*700637cbSDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*700637cbSDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*700637cbSDimitry Andric //
7*700637cbSDimitry Andric //===----------------------------------------------------------------------===//
8*700637cbSDimitry Andric 
9*700637cbSDimitry Andric #include "RISCVSelectionDAGInfo.h"
10*700637cbSDimitry Andric 
11*700637cbSDimitry Andric #define GET_SDNODE_DESC
12*700637cbSDimitry Andric #include "RISCVGenSDNodeInfo.inc"
13*700637cbSDimitry Andric 
14*700637cbSDimitry Andric using namespace llvm;
15*700637cbSDimitry Andric 
RISCVSelectionDAGInfo()16*700637cbSDimitry Andric RISCVSelectionDAGInfo::RISCVSelectionDAGInfo()
17*700637cbSDimitry Andric     : SelectionDAGGenTargetInfo(RISCVGenSDNodeInfo) {}
18*700637cbSDimitry Andric 
19*700637cbSDimitry Andric RISCVSelectionDAGInfo::~RISCVSelectionDAGInfo() = default;
20*700637cbSDimitry Andric 
verifyTargetNode(const SelectionDAG & DAG,const SDNode * N) const21*700637cbSDimitry Andric void RISCVSelectionDAGInfo::verifyTargetNode(const SelectionDAG &DAG,
22*700637cbSDimitry Andric                                              const SDNode *N) const {
23*700637cbSDimitry Andric #ifndef NDEBUG
24*700637cbSDimitry Andric   switch (N->getOpcode()) {
25*700637cbSDimitry Andric   default:
26*700637cbSDimitry Andric     return SelectionDAGGenTargetInfo::verifyTargetNode(DAG, N);
27*700637cbSDimitry Andric   case RISCVISD::VQDOT_VL:
28*700637cbSDimitry Andric   case RISCVISD::VQDOTU_VL:
29*700637cbSDimitry Andric   case RISCVISD::VQDOTSU_VL: {
30*700637cbSDimitry Andric     assert(N->getNumValues() == 1 && "Expected one result!");
31*700637cbSDimitry Andric     assert(N->getNumOperands() == 5 && "Expected five operands!");
32*700637cbSDimitry Andric     EVT VT = N->getValueType(0);
33*700637cbSDimitry Andric     assert(VT.isScalableVector() && VT.getVectorElementType() == MVT::i32 &&
34*700637cbSDimitry Andric            "Expected result to be an i32 scalable vector");
35*700637cbSDimitry Andric     assert(N->getOperand(0).getValueType() == VT &&
36*700637cbSDimitry Andric            N->getOperand(1).getValueType() == VT &&
37*700637cbSDimitry Andric            N->getOperand(2).getValueType() == VT &&
38*700637cbSDimitry Andric            "Expected result and first 3 operands to have the same type!");
39*700637cbSDimitry Andric     EVT MaskVT = N->getOperand(3).getValueType();
40*700637cbSDimitry Andric     assert(MaskVT.isScalableVector() &&
41*700637cbSDimitry Andric            MaskVT.getVectorElementType() == MVT::i1 &&
42*700637cbSDimitry Andric            MaskVT.getVectorElementCount() == VT.getVectorElementCount() &&
43*700637cbSDimitry Andric            "Expected mask VT to be an i1 scalable vector with same number of "
44*700637cbSDimitry Andric            "elements as the result");
45*700637cbSDimitry Andric     assert((N->getOperand(4).getValueType() == MVT::i32 ||
46*700637cbSDimitry Andric             N->getOperand(4).getValueType() == MVT::i64) &&
47*700637cbSDimitry Andric            "Expect VL operand to be i32 or i64");
48*700637cbSDimitry Andric     break;
49*700637cbSDimitry Andric   }
50*700637cbSDimitry Andric   }
51*700637cbSDimitry Andric #endif
52*700637cbSDimitry Andric }
53