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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
//===============================================================================
#include "phase.h"
class Rationalizer : public Phase
{
private:
BasicBlock* m_block;
GenTreeStmt* m_statement;
public:
Rationalizer(Compiler* comp);
#ifdef DEBUG
static void ValidateStatement(GenTree* tree, BasicBlock* block);
// general purpose sanity checking of de facto standard GenTree
void SanityCheck();
// sanity checking of rationalized IR
void SanityCheckRational();
#endif // DEBUG
virtual void DoPhase() override;
static void RewriteAssignmentIntoStoreLcl(GenTreeOp* assignment);
static void MorphAsgIntoStoreObj(Compiler::fgWalkData* data, GenTreeStmt* stmt, GenTree** ppTree);
private:
inline LIR::Range& BlockRange() const
{
return LIR::AsRange(m_block);
}
// SIMD related
void RewriteSIMDOperand(LIR::Use& use, bool keepBlk);
void FixupIfSIMDLocal(GenTreeLclVarCommon* node);
// Intrinsic related transformations
static void RewriteNodeAsCall(GenTreePtr* ppTree,
Compiler::fgWalkData* data,
CORINFO_METHOD_HANDLE callHnd,
#ifdef FEATURE_READYTORUN_COMPILER
CORINFO_CONST_LOOKUP entryPoint,
#endif
GenTreeArgList* args);
static void RewriteIntrinsicAsUserCall(GenTreePtr* ppTree, Compiler::fgWalkData* data);
// Other transformations
void RewriteAssignment(LIR::Use& use);
void RewriteAddress(LIR::Use& use);
// Root visitor
Compiler::fgWalkResult RewriteNode(GenTree** useEdge, ArrayStack<GenTree*>& parents);
};
inline Rationalizer::Rationalizer(Compiler* _comp) : Phase(_comp, "IR Rationalize", PHASE_RATIONALIZE)
{
#ifdef DEBUG
comp->compNumStatementLinksTraversed = 0;
#endif
}
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