diff options
Diffstat (limited to 'include/llvm/CodeGen')
| -rw-r--r-- | include/llvm/CodeGen/DAGISelHeader.h | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/include/llvm/CodeGen/DAGISelHeader.h b/include/llvm/CodeGen/DAGISelHeader.h index f9490a77ca..831475d9a5 100644 --- a/include/llvm/CodeGen/DAGISelHeader.h +++ b/include/llvm/CodeGen/DAGISelHeader.h @@ -202,7 +202,9 @@ enum BuiltinOpcodes { OPC_CheckValueType, OPC_CheckComplexPat, OPC_CheckAndImm1, OPC_CheckAndImm2, OPC_CheckAndImm4, OPC_CheckAndImm8, - OPC_CheckOrImm1, OPC_CheckOrImm2, OPC_CheckOrImm4, OPC_CheckOrImm8 + OPC_CheckOrImm1, OPC_CheckOrImm2, OPC_CheckOrImm4, OPC_CheckOrImm8, + OPC_IsProfitableToFold, + OPC_IsLegalToFold }; struct MatchScope { @@ -379,6 +381,19 @@ SDNode *SelectCodeCommon(SDNode *NodeToMatch, const unsigned char *MatcherTable, case OPC_CheckOrImm8: if (CheckOrImmediate(N, GetInt8(MatcherTable, MatcherIndex))) break; continue; + + case OPC_IsProfitableToFold: + assert(!NodeStack.size() == 1 && "No parent node"); + if (!IsProfitableToFold(N, NodeStack[NodeStack.size()-2].getNode(), + NodeToMatch)) + break; + continue; + case OPC_IsLegalToFold: + assert(!NodeStack.size() == 1 && "No parent node"); + if (!IsLegalToFold(N, NodeStack[NodeStack.size()-2].getNode(), + NodeToMatch)) + break; + continue; } // If the code reached this point, then the match failed pop out to the next |