[CachedBitsValue] Remove Depth parameter

Author: dc03

llvm/include/llvm/Analysis/CachedBitsValue.h

@@ -50,8 +50,8 @@ template <bool ConstPointer = true> class ImplCachedBitsValue {
   mutable PointerIntPair<ValuePointerType, 1, bool> Pointer;
   mutable KnownBits Known;
 
-  void calculateKnownBits(unsigned Depth, const SimplifyQuery &Q) const {
-    Known = computeKnownBits(Pointer.getPointer(), Depth, Q);
+  void calculateKnownBits(const SimplifyQuery &Q) const {
+    Known = computeKnownBits(Pointer.getPointer(), 0, Q);
     Pointer.setInt(true);
   }
 
@@ -73,17 +73,15 @@ template <bool ConstPointer = true> class ImplCachedBitsValue {
   [[nodiscard]] ValuePointerType getValue() { return Pointer.getPointer(); }
   [[nodiscard]] ValuePointerType getValue() const { return Pointer.getPointer(); }
 
-  [[nodiscard]] const KnownBits &getKnownBits(unsigned Depth,
-                                              const SimplifyQuery &Q) const {
+  [[nodiscard]] const KnownBits &getKnownBits(const SimplifyQuery &Q) const {
     if (!hasKnownBits())
-      calculateKnownBits(Depth, Q);
+      calculateKnownBits(Q);
     return Known;
   }
 
-  [[nodiscard]] KnownBits &getKnownBits(unsigned Depth,
-                                        const SimplifyQuery &Q) {
+  [[nodiscard]] KnownBits &getKnownBits(const SimplifyQuery &Q) {
     if (!hasKnownBits())
-      calculateKnownBits(Depth, Q);
+      calculateKnownBits(Q);
     return Known;
   }
 

llvm/lib/Analysis/ValueTracking.cpp

@@ -247,8 +247,8 @@ bool llvm::haveNoCommonBitsSet(const CachedBitsConstValue &LHSCache,
   }
 
   return KnownBits::haveNoCommonBitsSet(
-      LHSCache.getKnownBits(0, SQ),
-      RHSCache.getKnownBits(0, SQ));
+      LHSCache.getKnownBits(SQ),
+      RHSCache.getKnownBits(SQ));
 }
 
 bool llvm::isOnlyUsedInZeroEqualityComparison(const Instruction *I) {
@@ -6251,7 +6251,7 @@ static OverflowResult mapOverflowResult(ConstantRange::OverflowResult OR) {
 static ConstantRange computeConstantRangeIncludingKnownBits(
     const CachedBitsConstValue &V, bool ForSigned, const SimplifyQuery &SQ) {
   ConstantRange CR1 = ConstantRange::fromKnownBits(
-      V.getKnownBits(0, SQ),
+      V.getKnownBits(SQ),
       ForSigned);
   ConstantRange CR2 = computeConstantRange(V, ForSigned, SQ.IIQ.UseInstrInfo);
   ConstantRange::PreferredRangeType RangeType =