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expose commutativity information

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23498 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-09-28 18:27:58 +00:00
parent 393e138f60
commit 6bcf1b7eed
1 changed files with 17 additions and 8 deletions
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25
lib/Target/PowerPC/PPCInstrInfo.td
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@ -81,27 +81,36 @@ def SDTExtInreg : SDTypeProfile<1, 2, [ // sext_inreg
SDTCisVTSmallerThanOp<2, 1>
]>;
//===----------------------------------------------------------------------===//
// Selection DAG Node Properties.
//
// Note: These are hard coded into tblgen.
//
class SDNodeProperty;
def SDNPCommutative : SDNodeProperty;
//===----------------------------------------------------------------------===//
// Selection DAG Node definitions.
//
class SDNode<string opcode, SDTypeProfile typeprof, string sdclass = "SDNode"> {
class SDNode<string opcode, SDTypeProfile typeprof,
list<SDNodeProperty> props = [], string sdclass = "SDNode"> {
string Opcode = opcode;
string SDClass = sdclass;
list<SDNodeProperty> Properties = props;
SDTypeProfile TypeProfile = typeprof;
}
def set;
def node;
def imm : SDNode<"ISD::Constant" , SDTImm , "ConstantSDNode">;
def vt : SDNode<"ISD::VALUETYPE" , SDTVT , "VTSDNode">;
def and : SDNode<"ISD::AND" , SDTIntBinOp>;
def or : SDNode<"ISD::OR" , SDTIntBinOp>;
def xor : SDNode<"ISD::XOR" , SDTIntBinOp>;
def add : SDNode<"ISD::ADD" , SDTBinOp>;
def imm : SDNode<"ISD::Constant" , SDTImm , [], "ConstantSDNode">;
def vt : SDNode<"ISD::VALUETYPE" , SDTVT , [], "VTSDNode">;
def and : SDNode<"ISD::AND" , SDTIntBinOp, [SDNPCommutative]>;
def or : SDNode<"ISD::OR" , SDTIntBinOp, [SDNPCommutative]>;
def xor : SDNode<"ISD::XOR" , SDTIntBinOp, [SDNPCommutative]>;
def add : SDNode<"ISD::ADD" , SDTBinOp , [SDNPCommutative]>;
def sub : SDNode<"ISD::SUB" , SDTBinOp>;
def mul : SDNode<"ISD::MUL" , SDTBinOp>;
def mul : SDNode<"ISD::MUL" , SDTBinOp , [SDNPCommutative]>;
def sdiv : SDNode<"ISD::SDIV" , SDTBinOp>;
def udiv : SDNode<"ISD::UDIV" , SDTIntBinOp>;
def mulhs : SDNode<"ISD::MULHS" , SDTIntBinOp>;