mirror of
https://github.com/c64scene-ar/llvm-6502.git
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21390d7984
use and only call IsProfitableToFold/IsLegalToFold on the load being folded, like the old dagiselemitter does. This substantially simplifies the code and improves opportunities for sharing. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96368 91177308-0d34-0410-b5e6-96231b3b80d8
114 lines
3.6 KiB
C++
114 lines
3.6 KiB
C++
//===- DAGISelMatcher.cpp - Representation of DAG pattern matcher ---------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "DAGISelMatcher.h"
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#include "CodeGenDAGPatterns.h"
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#include "CodeGenTarget.h"
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#include "llvm/Support/raw_ostream.h"
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using namespace llvm;
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void MatcherNode::dump() const {
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print(errs());
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}
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void EmitNodeMatcherNode::print(raw_ostream &OS, unsigned indent) const {
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OS.indent(indent) << "EmitNode: Src = " << *Pattern.getSrcPattern() << "\n";
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OS.indent(indent) << "EmitNode: Dst = " << *Pattern.getDstPattern() << "\n";
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}
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void MatcherNodeWithChild::printChild(raw_ostream &OS, unsigned indent) const {
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if (Child)
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return Child->print(OS, indent);
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OS.indent(indent) << "<null child>\n";
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}
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void PushMatcherNode::print(raw_ostream &OS, unsigned indent) const {
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OS.indent(indent) << "Push\n";
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printChild(OS, indent+2);
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Failure->print(OS, indent);
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}
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void RecordMatcherNode::print(raw_ostream &OS, unsigned indent) const {
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OS.indent(indent) << "Record\n";
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printChild(OS, indent);
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}
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void MoveChildMatcherNode::print(raw_ostream &OS, unsigned indent) const {
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OS.indent(indent) << "MoveChild " << ChildNo << '\n';
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printChild(OS, indent);
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}
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void MoveParentMatcherNode::print(raw_ostream &OS, unsigned indent) const {
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OS.indent(indent) << "MoveParent\n";
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printChild(OS, indent);
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}
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void CheckSameMatcherNode::print(raw_ostream &OS, unsigned indent) const {
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OS.indent(indent) << "CheckSame " << MatchNumber << '\n';
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printChild(OS, indent);
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}
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void CheckPatternPredicateMatcherNode::
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print(raw_ostream &OS, unsigned indent) const {
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OS.indent(indent) << "CheckPatternPredicate " << Predicate << '\n';
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printChild(OS, indent);
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}
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void CheckPredicateMatcherNode::print(raw_ostream &OS, unsigned indent) const {
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OS.indent(indent) << "CheckPredicate " << PredName << '\n';
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printChild(OS, indent);
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}
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void CheckOpcodeMatcherNode::print(raw_ostream &OS, unsigned indent) const {
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OS.indent(indent) << "CheckOpcode " << OpcodeName << '\n';
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printChild(OS, indent);
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}
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void CheckTypeMatcherNode::print(raw_ostream &OS, unsigned indent) const {
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OS.indent(indent) << "CheckType " << getEnumName(Type) << '\n';
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printChild(OS, indent);
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}
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void CheckIntegerMatcherNode::print(raw_ostream &OS, unsigned indent) const {
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OS.indent(indent) << "CheckInteger " << Value << '\n';
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printChild(OS, indent);
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}
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void CheckCondCodeMatcherNode::print(raw_ostream &OS, unsigned indent) const {
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OS.indent(indent) << "CheckCondCode ISD::" << CondCodeName << '\n';
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printChild(OS, indent);
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}
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void CheckValueTypeMatcherNode::print(raw_ostream &OS, unsigned indent) const {
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OS.indent(indent) << "CheckValueType MVT::" << TypeName << '\n';
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printChild(OS, indent);
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}
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void CheckComplexPatMatcherNode::print(raw_ostream &OS, unsigned indent) const {
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OS.indent(indent) << "CheckComplexPat " << Pattern.getSelectFunc() << '\n';
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printChild(OS, indent);
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}
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void CheckAndImmMatcherNode::print(raw_ostream &OS, unsigned indent) const {
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OS.indent(indent) << "CheckAndImm " << Value << '\n';
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printChild(OS, indent);
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}
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void CheckOrImmMatcherNode::print(raw_ostream &OS, unsigned indent) const {
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OS.indent(indent) << "CheckOrImm " << Value << '\n';
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printChild(OS, indent);
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}
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void CheckFoldableChainNodeMatcherNode::print(raw_ostream &OS,
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unsigned indent) const {
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OS.indent(indent) << "CheckFoldableChainNode\n";
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printChild(OS, indent);
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}
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