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add a common SDPatternOperator base class to SDNode and PatFrag for

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stuff that wants to take one or the other.  These can both be used
as the operation of a dag in a pattern match.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115877 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-10-07 00:01:00 +00:00
parent 8f42a19fb0
commit 82df5096ea
1 changed files with 7 additions and 2 deletions
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9
include/llvm/Target/TargetSelectionDAG.td
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@ -227,11 +227,16 @@ def SDNPVariadic : SDNodeProperty; // Node has variable arguments.
def SDNPWantRoot : SDNodeProperty; // ComplexPattern gets the root of match
def SDNPWantParent : SDNodeProperty; // ComplexPattern gets the parent
//===----------------------------------------------------------------------===//
// Selection DAG Pattern Operations
class SDPatternOperator;
//===----------------------------------------------------------------------===//
// Selection DAG Node definitions.
//
class SDNode<string opcode, SDTypeProfile typeprof,
list<SDNodeProperty> props = [], string sdclass = "SDNode"> {
list<SDNodeProperty> props = [], string sdclass = "SDNode">
: SDPatternOperator {
string Opcode = opcode;
string SDClass = sdclass;
list<SDNodeProperty> Properties = props;
@ -474,7 +479,7 @@ def NOOP_SDNodeXForm : SDNodeXForm<imm, [{}]>;
/// DAG, frame a single node to multiply nested other fragments.
///
class PatFrag<dag ops, dag frag, code pred = [{}],
SDNodeXForm xform = NOOP_SDNodeXForm> {
SDNodeXForm xform = NOOP_SDNodeXForm> : SDPatternOperator {
dag Operands = ops;
dag Fragment = frag;
code Predicate = pred;