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path: root/utils/TableGen/DAGISelMatcher.h
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Diffstat (limited to 'utils/TableGen/DAGISelMatcher.h')
-rw-r--r--utils/TableGen/DAGISelMatcher.h49
1 files changed, 49 insertions, 0 deletions
diff --git a/utils/TableGen/DAGISelMatcher.h b/utils/TableGen/DAGISelMatcher.h
index ec61fcd1da..9af98f77f3 100644
--- a/utils/TableGen/DAGISelMatcher.h
+++ b/utils/TableGen/DAGISelMatcher.h
@@ -104,6 +104,12 @@ public:
return ((getHashImpl() << 4) ^ getKind()) & (~0U>>1);
}
+ /// isSafeToReorderWithPatternPredicate - Return true if it is safe to sink a
+ /// PatternPredicate node past this one.
+ virtual bool isSafeToReorderWithPatternPredicate() const {
+ return false;
+ }
+
void print(raw_ostream &OS, unsigned indent = 0) const;
void dump() const;
protected:
@@ -173,6 +179,7 @@ public:
return N->getKind() == RecordNode;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const { return true; }
@@ -199,6 +206,8 @@ public:
return N->getKind() == RecordChild;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const {
@@ -216,6 +225,8 @@ public:
return N->getKind() == RecordMemRef;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const { return true; }
@@ -233,6 +244,8 @@ public:
return N->getKind() == CaptureFlagInput;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const { return true; }
@@ -252,6 +265,8 @@ public:
return N->getKind() == MoveChild;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const {
@@ -270,6 +285,8 @@ public:
return N->getKind() == MoveParent;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const { return true; }
@@ -291,6 +308,8 @@ public:
return N->getKind() == CheckSame;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const {
@@ -314,6 +333,8 @@ public:
return N->getKind() == CheckPatternPredicate;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const {
@@ -336,6 +357,9 @@ public:
return N->getKind() == CheckPredicate;
}
+ // TODO: Ok?
+ //virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const {
@@ -359,6 +383,8 @@ public:
return N->getKind() == CheckOpcode;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const {
@@ -382,6 +408,8 @@ public:
return N->getKind() == CheckMultiOpcode;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const {
@@ -406,6 +434,8 @@ public:
return N->getKind() == CheckType;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const {
@@ -430,6 +460,8 @@ public:
return N->getKind() == CheckChildType;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const {
@@ -454,6 +486,8 @@ public:
return N->getKind() == CheckInteger;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const {
@@ -476,6 +510,8 @@ public:
return N->getKind() == CheckCondCode;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const {
@@ -498,6 +534,8 @@ public:
return N->getKind() == CheckValueType;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const {
@@ -522,6 +560,9 @@ public:
return N->getKind() == CheckComplexPat;
}
+ // Not safe to move a pattern predicate past a complex pattern.
+ virtual bool isSafeToReorderWithPatternPredicate() const { return false; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const {
@@ -546,6 +587,8 @@ public:
return N->getKind() == CheckAndImm;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const {
@@ -568,6 +611,8 @@ public:
return N->getKind() == CheckOrImm;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const {
@@ -587,6 +632,8 @@ public:
return N->getKind() == CheckFoldableChainNode;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const { return true; }
@@ -607,6 +654,8 @@ public:
return N->getKind() == CheckChainCompatible;
}
+ virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
+
private:
virtual void printImpl(raw_ostream &OS, unsigned indent) const;
virtual bool isEqualImpl(const Matcher *M) const {
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-29 00:36:29 +0000