[clang] 217f0e5 - [CIR][NFC] Update TypeCache file to use MLIR-style camel case (#165060)

via cfe-commits cfe-commits at lists.llvm.org
Tue Oct 28 17:26:37 PDT 2025


Author: Andres-Salamanca
Date: 2025-10-28T19:26:33-05:00
New Revision: 217f0e54c92e0cf2fd609828363e694dc61bd2f8

URL: https://github.com/llvm/llvm-project/commit/217f0e54c92e0cf2fd609828363e694dc61bd2f8
DIFF: https://github.com/llvm/llvm-project/commit/217f0e54c92e0cf2fd609828363e694dc61bd2f8.diff

LOG: [CIR][NFC] Update TypeCache file to use MLIR-style camel case (#165060)

This PR updates the file `CIRGenTypeCache` to use MLIR-style camel case
naming.The change was inspired by the discussion here:
https://github.com/llvm/llvm-project/pull/164180#discussion_r2461444730

Added: 
    

Modified: 
    clang/lib/CIR/CodeGen/CIRGenBuilder.h
    clang/lib/CIR/CodeGen/CIRGenClass.cpp
    clang/lib/CIR/CodeGen/CIRGenCoroutine.cpp
    clang/lib/CIR/CodeGen/CIRGenDecl.cpp
    clang/lib/CIR/CodeGen/CIRGenExpr.cpp
    clang/lib/CIR/CodeGen/CIRGenExprAggregate.cpp
    clang/lib/CIR/CodeGen/CIRGenExprCXX.cpp
    clang/lib/CIR/CodeGen/CIRGenExprConstant.cpp
    clang/lib/CIR/CodeGen/CIRGenExprScalar.cpp
    clang/lib/CIR/CodeGen/CIRGenFunction.cpp
    clang/lib/CIR/CodeGen/CIRGenItaniumCXXABI.cpp
    clang/lib/CIR/CodeGen/CIRGenModule.cpp
    clang/lib/CIR/CodeGen/CIRGenOpenACCRecipe.cpp
    clang/lib/CIR/CodeGen/CIRGenTypeCache.h
    clang/lib/CIR/CodeGen/CIRGenTypes.cpp

Removed: 
    


################################################################################
diff  --git a/clang/lib/CIR/CodeGen/CIRGenBuilder.h b/clang/lib/CIR/CodeGen/CIRGenBuilder.h
index 50d585dca3b8c..e5066fac19185 100644
--- a/clang/lib/CIR/CodeGen/CIRGenBuilder.h
+++ b/clang/lib/CIR/CodeGen/CIRGenBuilder.h
@@ -108,11 +108,11 @@ class CIRGenBuilderTy : public cir::CIRBaseBuilderTy {
 
   cir::LongDoubleType getLongDoubleTy(const llvm::fltSemantics &format) const {
     if (&format == &llvm::APFloat::IEEEdouble())
-      return cir::LongDoubleType::get(getContext(), typeCache.DoubleTy);
+      return cir::LongDoubleType::get(getContext(), typeCache.doubleTy);
     if (&format == &llvm::APFloat::x87DoubleExtended())
-      return cir::LongDoubleType::get(getContext(), typeCache.FP80Ty);
+      return cir::LongDoubleType::get(getContext(), typeCache.fP80Ty);
     if (&format == &llvm::APFloat::IEEEquad())
-      return cir::LongDoubleType::get(getContext(), typeCache.FP128Ty);
+      return cir::LongDoubleType::get(getContext(), typeCache.fP128Ty);
     if (&format == &llvm::APFloat::PPCDoubleDouble())
       llvm_unreachable("NYI: PPC double-double format for long double");
     llvm_unreachable("Unsupported format for long double");
@@ -258,17 +258,17 @@ class CIRGenBuilderTy : public cir::CIRBaseBuilderTy {
     }
   }
 
-  cir::VoidType getVoidTy() { return typeCache.VoidTy; }
+  cir::VoidType getVoidTy() { return typeCache.voidTy; }
 
-  cir::IntType getSInt8Ty() { return typeCache.SInt8Ty; }
-  cir::IntType getSInt16Ty() { return typeCache.SInt16Ty; }
-  cir::IntType getSInt32Ty() { return typeCache.SInt32Ty; }
-  cir::IntType getSInt64Ty() { return typeCache.SInt64Ty; }
+  cir::IntType getSInt8Ty() { return typeCache.sInt8Ty; }
+  cir::IntType getSInt16Ty() { return typeCache.sInt16Ty; }
+  cir::IntType getSInt32Ty() { return typeCache.sInt32Ty; }
+  cir::IntType getSInt64Ty() { return typeCache.sInt64Ty; }
 
-  cir::IntType getUInt8Ty() { return typeCache.UInt8Ty; }
-  cir::IntType getUInt16Ty() { return typeCache.UInt16Ty; }
-  cir::IntType getUInt32Ty() { return typeCache.UInt32Ty; }
-  cir::IntType getUInt64Ty() { return typeCache.UInt64Ty; }
+  cir::IntType getUInt8Ty() { return typeCache.uInt8Ty; }
+  cir::IntType getUInt16Ty() { return typeCache.uInt16Ty; }
+  cir::IntType getUInt32Ty() { return typeCache.uInt32Ty; }
+  cir::IntType getUInt64Ty() { return typeCache.uInt64Ty; }
 
   cir::ConstantOp getConstInt(mlir::Location loc, llvm::APSInt intVal);
 
@@ -280,21 +280,21 @@ class CIRGenBuilderTy : public cir::CIRBaseBuilderTy {
                              llvm::APFloat fpVal);
 
   bool isInt8Ty(mlir::Type i) {
-    return i == typeCache.UInt8Ty || i == typeCache.SInt8Ty;
+    return i == typeCache.uInt8Ty || i == typeCache.sInt8Ty;
   }
   bool isInt16Ty(mlir::Type i) {
-    return i == typeCache.UInt16Ty || i == typeCache.SInt16Ty;
+    return i == typeCache.uInt16Ty || i == typeCache.sInt16Ty;
   }
   bool isInt32Ty(mlir::Type i) {
-    return i == typeCache.UInt32Ty || i == typeCache.SInt32Ty;
+    return i == typeCache.uInt32Ty || i == typeCache.sInt32Ty;
   }
   bool isInt64Ty(mlir::Type i) {
-    return i == typeCache.UInt64Ty || i == typeCache.SInt64Ty;
+    return i == typeCache.uInt64Ty || i == typeCache.sInt64Ty;
   }
   bool isInt(mlir::Type i) { return mlir::isa<cir::IntType>(i); }
 
   // Fetch the type representing a pointer to unsigned int8 values.
-  cir::PointerType getUInt8PtrTy() { return typeCache.UInt8PtrTy; }
+  cir::PointerType getUInt8PtrTy() { return typeCache.uInt8PtrTy; }
 
   /// Get a CIR anonymous record type.
   cir::RecordType getAnonRecordTy(llvm::ArrayRef<mlir::Type> members,

diff  --git a/clang/lib/CIR/CodeGen/CIRGenClass.cpp b/clang/lib/CIR/CodeGen/CIRGenClass.cpp
index 5046e0945002f..a8296782ebc40 100644
--- a/clang/lib/CIR/CodeGen/CIRGenClass.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenClass.cpp
@@ -362,7 +362,7 @@ static Address applyNonVirtualAndVirtualOffset(
   // not bytes.  So the pointer must be cast to a byte pointer and back.
 
   mlir::Value ptr = addr.getPointer();
-  mlir::Type charPtrType = cgf.cgm.UInt8PtrTy;
+  mlir::Type charPtrType = cgf.cgm.uInt8PtrTy;
   mlir::Value charPtr = cgf.getBuilder().createBitcast(ptr, charPtrType);
   mlir::Value adjusted = cir::PtrStrideOp::create(
       cgf.getBuilder(), loc, charPtrType, charPtr, baseOffset);
@@ -1105,7 +1105,7 @@ mlir::Value CIRGenFunction::getVTTParameter(GlobalDecl gd, bool forVirtualBase,
     // We're the complete constructor, so get the VTT by name.
     cir::GlobalOp vtt = cgm.getVTables().getAddrOfVTT(rd);
     return builder.createVTTAddrPoint(
-        loc, builder.getPointerTo(cgm.VoidPtrTy),
+        loc, builder.getPointerTo(cgm.voidPtrTy),
         mlir::FlatSymbolRefAttr::get(vtt.getSymNameAttr()), subVTTIndex);
   }
 }

diff  --git a/clang/lib/CIR/CodeGen/CIRGenCoroutine.cpp b/clang/lib/CIR/CodeGen/CIRGenCoroutine.cpp
index 8723a6e502b38..930ae55405756 100644
--- a/clang/lib/CIR/CodeGen/CIRGenCoroutine.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenCoroutine.cpp
@@ -55,7 +55,7 @@ cir::CallOp CIRGenFunction::emitCoroIDBuiltinCall(mlir::Location loc,
   if (!builtin) {
     fnOp = cgm.createCIRBuiltinFunction(
         loc, cgm.builtinCoroId,
-        cir::FuncType::get({int32Ty, VoidPtrTy, VoidPtrTy, VoidPtrTy}, int32Ty),
+        cir::FuncType::get({int32Ty, voidPtrTy, voidPtrTy, voidPtrTy}, int32Ty),
         /*FD=*/nullptr);
     assert(fnOp && "should always succeed");
   } else {
@@ -75,7 +75,7 @@ cir::CallOp CIRGenFunction::emitCoroAllocBuiltinCall(mlir::Location loc) {
   cir::FuncOp fnOp;
   if (!builtin) {
     fnOp = cgm.createCIRBuiltinFunction(loc, cgm.builtinCoroAlloc,
-                                        cir::FuncType::get({UInt32Ty}, boolTy),
+                                        cir::FuncType::get({uInt32Ty}, boolTy),
                                         /*fd=*/nullptr);
     assert(fnOp && "should always succeed");
   } else {
@@ -95,7 +95,7 @@ CIRGenFunction::emitCoroBeginBuiltinCall(mlir::Location loc,
   if (!builtin) {
     fnOp = cgm.createCIRBuiltinFunction(
         loc, cgm.builtinCoroBegin,
-        cir::FuncType::get({UInt32Ty, VoidPtrTy}, VoidPtrTy),
+        cir::FuncType::get({uInt32Ty, voidPtrTy}, voidPtrTy),
         /*fd=*/nullptr);
     assert(fnOp && "should always succeed");
   } else {
@@ -110,7 +110,7 @@ CIRGenFunction::emitCoroBeginBuiltinCall(mlir::Location loc,
 mlir::LogicalResult
 CIRGenFunction::emitCoroutineBody(const CoroutineBodyStmt &s) {
   mlir::Location openCurlyLoc = getLoc(s.getBeginLoc());
-  cir::ConstantOp nullPtrCst = builder.getNullPtr(VoidPtrTy, openCurlyLoc);
+  cir::ConstantOp nullPtrCst = builder.getNullPtr(voidPtrTy, openCurlyLoc);
 
   auto fn = mlir::cast<cir::FuncOp>(curFn);
   fn.setCoroutine(true);

diff  --git a/clang/lib/CIR/CodeGen/CIRGenDecl.cpp b/clang/lib/CIR/CodeGen/CIRGenDecl.cpp
index 5667273c00daf..aeea0efeb77c3 100644
--- a/clang/lib/CIR/CodeGen/CIRGenDecl.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenDecl.cpp
@@ -80,13 +80,13 @@ CIRGenFunction::emitAutoVarAlloca(const VarDecl &d,
     assert(!cir::MissingFeatures::openMP());
     if (!didCallStackSave) {
       // Save the stack.
-      cir::PointerType defaultTy = AllocaInt8PtrTy;
+      cir::PointerType defaultTy = allocaInt8PtrTy;
       CharUnits align = CharUnits::fromQuantity(
           cgm.getDataLayout().getAlignment(defaultTy, false));
       Address stack = createTempAlloca(defaultTy, align, loc, "saved_stack");
 
       mlir::Value v = builder.createStackSave(loc, defaultTy);
-      assert(v.getType() == AllocaInt8PtrTy);
+      assert(v.getType() == allocaInt8PtrTy);
       builder.createStore(loc, v, stack);
 
       didCallStackSave = true;

diff  --git a/clang/lib/CIR/CodeGen/CIRGenExpr.cpp b/clang/lib/CIR/CodeGen/CIRGenExpr.cpp
index df6ee56eac30b..5ccb431e626ae 100644
--- a/clang/lib/CIR/CodeGen/CIRGenExpr.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenExpr.cpp
@@ -2529,7 +2529,7 @@ CIRGenFunction::emitConditionalBlocks(const AbstractConditionalOperator *e,
 
   // If both arms are void, so be it.
   if (!yieldTy)
-    yieldTy = VoidTy;
+    yieldTy = voidTy;
 
   // Insert required yields.
   for (mlir::OpBuilder::InsertPoint &toInsert : insertPoints) {

diff  --git a/clang/lib/CIR/CodeGen/CIRGenExprAggregate.cpp b/clang/lib/CIR/CodeGen/CIRGenExprAggregate.cpp
index 8fe0d9b4a69ef..3d3030ca87e2a 100644
--- a/clang/lib/CIR/CodeGen/CIRGenExprAggregate.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenExprAggregate.cpp
@@ -490,7 +490,7 @@ void AggExprEmitter::emitArrayInit(Address destPtr, cir::ArrayType arrayTy,
   for (uint64_t i = 0; i != numInitElements; ++i) {
     // Advance to the next element.
     if (i > 0) {
-      one = builder.getConstantInt(loc, cgf.PtrDiffTy, i);
+      one = builder.getConstantInt(loc, cgf.ptrDiffTy, i);
       element = builder.createPtrStride(loc, begin, one);
     }
 
@@ -512,7 +512,7 @@ void AggExprEmitter::emitArrayInit(Address destPtr, cir::ArrayType arrayTy,
         cgf.getTypes().isZeroInitializable(elementType))) {
     // Advance to the start of the rest of the array.
     if (numInitElements) {
-      one = builder.getConstantInt(loc, cgf.PtrDiffTy, 1);
+      one = builder.getConstantInt(loc, cgf.ptrDiffTy, 1);
       element = cir::PtrStrideOp::create(builder, loc, cirElementPtrType,
                                          element, one);
     }
@@ -526,7 +526,7 @@ void AggExprEmitter::emitArrayInit(Address destPtr, cir::ArrayType arrayTy,
 
     // Compute the end of array
     cir::ConstantOp numArrayElementsConst = builder.getConstInt(
-        loc, mlir::cast<cir::IntType>(cgf.PtrDiffTy), numArrayElements);
+        loc, mlir::cast<cir::IntType>(cgf.ptrDiffTy), numArrayElements);
     mlir::Value end = cir::PtrStrideOp::create(builder, loc, cirElementPtrType,
                                                begin, numArrayElementsConst);
 
@@ -563,7 +563,7 @@ void AggExprEmitter::emitArrayInit(Address destPtr, cir::ArrayType arrayTy,
 
           // Advance pointer and store them to temporary variable
           cir::ConstantOp one = builder.getConstInt(
-              loc, mlir::cast<cir::IntType>(cgf.PtrDiffTy), 1);
+              loc, mlir::cast<cir::IntType>(cgf.ptrDiffTy), 1);
           auto nextElement = cir::PtrStrideOp::create(
               builder, loc, cirElementPtrType, currentElement, one);
           cgf.emitStoreThroughLValue(RValue::get(nextElement), tmpLV);

diff  --git a/clang/lib/CIR/CodeGen/CIRGenExprCXX.cpp b/clang/lib/CIR/CodeGen/CIRGenExprCXX.cpp
index 7a35382e79a93..9dd9b6d550763 100644
--- a/clang/lib/CIR/CodeGen/CIRGenExprCXX.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenExprCXX.cpp
@@ -257,12 +257,12 @@ static mlir::Value emitCXXNewAllocSize(CIRGenFunction &cgf, const CXXNewExpr *e,
   if (!e->isArray()) {
     CharUnits typeSize = cgf.getContext().getTypeSizeInChars(type);
     sizeWithoutCookie = cgf.getBuilder().getConstant(
-        loc, cir::IntAttr::get(cgf.SizeTy, typeSize.getQuantity()));
+        loc, cir::IntAttr::get(cgf.sizeTy, typeSize.getQuantity()));
     return sizeWithoutCookie;
   }
 
   // The width of size_t.
-  unsigned sizeWidth = cgf.cgm.getDataLayout().getTypeSizeInBits(cgf.SizeTy);
+  unsigned sizeWidth = cgf.cgm.getDataLayout().getTypeSizeInBits(cgf.sizeTy);
 
   // The number of elements can be have an arbitrary integer type;
   // essentially, we need to multiply it by a constant factor, add a

diff  --git a/clang/lib/CIR/CodeGen/CIRGenExprConstant.cpp b/clang/lib/CIR/CodeGen/CIRGenExprConstant.cpp
index 928e5aa821bb5..6af87a0159f0a 100644
--- a/clang/lib/CIR/CodeGen/CIRGenExprConstant.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenExprConstant.cpp
@@ -46,7 +46,7 @@ namespace {
 class ConstExprEmitter;
 
 static mlir::TypedAttr computePadding(CIRGenModule &cgm, CharUnits size) {
-  mlir::Type eltTy = cgm.UCharTy;
+  mlir::Type eltTy = cgm.uCharTy;
   clang::CharUnits::QuantityType arSize = size.getQuantity();
   CIRGenBuilderTy &bld = cgm.getBuilder();
   if (size > CharUnits::One()) {

diff  --git a/clang/lib/CIR/CodeGen/CIRGenExprScalar.cpp b/clang/lib/CIR/CodeGen/CIRGenExprScalar.cpp
index db6878d479366..119314fe27dce 100644
--- a/clang/lib/CIR/CodeGen/CIRGenExprScalar.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenExprScalar.cpp
@@ -762,9 +762,9 @@ class ScalarExprEmitter : public StmtVisitor<ScalarExprEmitter, mlir::Value> {
         // FIXME(cir): For now lets pretend we shouldn't use the conversion
         // intrinsics and insert a cast here unconditionally.
         src = builder.createCast(cgf.getLoc(loc), cir::CastKind::floating, src,
-                                 cgf.FloatTy);
+                                 cgf.floatTy);
         srcType = cgf.getContext().FloatTy;
-        mlirSrcType = cgf.FloatTy;
+        mlirSrcType = cgf.floatTy;
       }
     }
 
@@ -1738,7 +1738,7 @@ mlir::Value ScalarExprEmitter::emitSub(const BinOpInfo &ops) {
   //
   // See more in `EmitSub` in CGExprScalar.cpp.
   assert(!cir::MissingFeatures::llvmLoweringPtrDiffConsidersPointee());
-  return cir::PtrDiffOp::create(builder, cgf.getLoc(ops.loc), cgf.PtrDiffTy,
+  return cir::PtrDiffOp::create(builder, cgf.getLoc(ops.loc), cgf.ptrDiffTy,
                                 ops.lhs, ops.rhs);
 }
 
@@ -2220,7 +2220,7 @@ mlir::Value ScalarExprEmitter::VisitUnaryExprOrTypeTraitExpr(
                                      "sizeof operator for VariableArrayType",
                                      e->getStmtClassName());
       return builder.getConstant(
-          loc, cir::IntAttr::get(cgf.cgm.UInt64Ty,
+          loc, cir::IntAttr::get(cgf.cgm.uInt64Ty,
                                  llvm::APSInt(llvm::APInt(64, 1), true)));
     }
   } else if (e->getKind() == UETT_OpenMPRequiredSimdAlign) {
@@ -2228,12 +2228,12 @@ mlir::Value ScalarExprEmitter::VisitUnaryExprOrTypeTraitExpr(
         e->getSourceRange(), "sizeof operator for OpenMpRequiredSimdAlign",
         e->getStmtClassName());
     return builder.getConstant(
-        loc, cir::IntAttr::get(cgf.cgm.UInt64Ty,
+        loc, cir::IntAttr::get(cgf.cgm.uInt64Ty,
                                llvm::APSInt(llvm::APInt(64, 1), true)));
   }
 
   return builder.getConstant(
-      loc, cir::IntAttr::get(cgf.cgm.UInt64Ty,
+      loc, cir::IntAttr::get(cgf.cgm.uInt64Ty,
                              e->EvaluateKnownConstInt(cgf.getContext())));
 }
 
@@ -2329,14 +2329,14 @@ mlir::Value ScalarExprEmitter::VisitAbstractConditionalOperator(
 
     mlir::Value lhs = Visit(lhsExpr);
     if (!lhs) {
-      lhs = builder.getNullValue(cgf.VoidTy, loc);
+      lhs = builder.getNullValue(cgf.voidTy, loc);
       lhsIsVoid = true;
     }
 
     mlir::Value rhs = Visit(rhsExpr);
     if (lhsIsVoid) {
       assert(!rhs && "lhs and rhs types must match");
-      rhs = builder.getNullValue(cgf.VoidTy, loc);
+      rhs = builder.getNullValue(cgf.voidTy, loc);
     }
 
     return builder.createSelect(loc, condV, lhs, rhs);
@@ -2381,7 +2381,7 @@ mlir::Value ScalarExprEmitter::VisitAbstractConditionalOperator(
   if (!insertPoints.empty()) {
     // If both arms are void, so be it.
     if (!yieldTy)
-      yieldTy = cgf.VoidTy;
+      yieldTy = cgf.voidTy;
 
     // Insert required yields.
     for (mlir::OpBuilder::InsertPoint &toInsert : insertPoints) {

diff  --git a/clang/lib/CIR/CodeGen/CIRGenFunction.cpp b/clang/lib/CIR/CodeGen/CIRGenFunction.cpp
index 58feb36f78f23..71ff20a3b0e43 100644
--- a/clang/lib/CIR/CodeGen/CIRGenFunction.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenFunction.cpp
@@ -1008,7 +1008,7 @@ CIRGenFunction::emitArrayLength(const clang::ArrayType *origArrayType,
   if (isa<VariableArrayType>(arrayType)) {
     assert(cir::MissingFeatures::vlas());
     cgm.errorNYI(*currSrcLoc, "VLAs");
-    return builder.getConstInt(*currSrcLoc, SizeTy, 0);
+    return builder.getConstInt(*currSrcLoc, sizeTy, 0);
   }
 
   uint64_t countFromCLAs = 1;
@@ -1037,7 +1037,7 @@ CIRGenFunction::emitArrayLength(const clang::ArrayType *origArrayType,
   }
 
   baseType = eltType;
-  return builder.getConstInt(*currSrcLoc, SizeTy, countFromCLAs);
+  return builder.getConstInt(*currSrcLoc, sizeTy, countFromCLAs);
 }
 
 mlir::Value CIRGenFunction::emitAlignmentAssumption(
@@ -1074,7 +1074,7 @@ CIRGenFunction::getVLASize(const VariableArrayType *type) {
     elementType = type->getElementType();
     mlir::Value vlaSize = vlaSizeMap[type->getSizeExpr()];
     assert(vlaSize && "no size for VLA!");
-    assert(vlaSize.getType() == SizeTy);
+    assert(vlaSize.getType() == sizeTy);
 
     if (!numElements) {
       numElements = vlaSize;
@@ -1188,7 +1188,7 @@ void CIRGenFunction::emitVariablyModifiedType(QualType type) {
           // Always zexting here would be wrong if it weren't
           // undefined behavior to have a negative bound.
           // FIXME: What about when size's type is larger than size_t?
-          entry = builder.createIntCast(size, SizeTy);
+          entry = builder.createIntCast(size, sizeTy);
         }
       }
       type = vat->getElementType();

diff  --git a/clang/lib/CIR/CodeGen/CIRGenItaniumCXXABI.cpp b/clang/lib/CIR/CodeGen/CIRGenItaniumCXXABI.cpp
index 88fedf1acc6a1..f603f5ec4383d 100644
--- a/clang/lib/CIR/CodeGen/CIRGenItaniumCXXABI.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenItaniumCXXABI.cpp
@@ -1846,13 +1846,13 @@ mlir::Value CIRGenItaniumCXXABI::getVirtualBaseClassOffset(
     const CXXRecordDecl *classDecl, const CXXRecordDecl *baseClassDecl) {
   CIRGenBuilderTy &builder = cgf.getBuilder();
   mlir::Value vtablePtr = cgf.getVTablePtr(loc, thisAddr, classDecl);
-  mlir::Value vtableBytePtr = builder.createBitcast(vtablePtr, cgm.UInt8PtrTy);
+  mlir::Value vtableBytePtr = builder.createBitcast(vtablePtr, cgm.uInt8PtrTy);
   CharUnits vbaseOffsetOffset =
       cgm.getItaniumVTableContext().getVirtualBaseOffsetOffset(classDecl,
                                                                baseClassDecl);
   mlir::Value offsetVal =
       builder.getSInt64(vbaseOffsetOffset.getQuantity(), loc);
-  auto vbaseOffsetPtr = cir::PtrStrideOp::create(builder, loc, cgm.UInt8PtrTy,
+  auto vbaseOffsetPtr = cir::PtrStrideOp::create(builder, loc, cgm.uInt8PtrTy,
                                                  vtableBytePtr, offsetVal);
 
   mlir::Value vbaseOffset;
@@ -1861,9 +1861,9 @@ mlir::Value CIRGenItaniumCXXABI::getVirtualBaseClassOffset(
     cgm.errorNYI(loc, "getVirtualBaseClassOffset: relative layout");
   } else {
     mlir::Value offsetPtr = builder.createBitcast(
-        vbaseOffsetPtr, builder.getPointerTo(cgm.PtrDiffTy));
+        vbaseOffsetPtr, builder.getPointerTo(cgm.ptrDiffTy));
     vbaseOffset = builder.createLoad(
-        loc, Address(offsetPtr, cgm.PtrDiffTy, cgf.getPointerAlign()));
+        loc, Address(offsetPtr, cgm.ptrDiffTy, cgf.getPointerAlign()));
   }
   return vbaseOffset;
 }
@@ -2244,7 +2244,7 @@ Address CIRGenItaniumCXXABI::initializeArrayCookie(CIRGenFunction &cgf,
 
   // Write the number of elements into the appropriate slot.
   Address numElementsPtr =
-      cookiePtr.withElementType(cgf.getBuilder(), cgf.SizeTy);
+      cookiePtr.withElementType(cgf.getBuilder(), cgf.sizeTy);
   cgf.getBuilder().createStore(loc, numElements, numElementsPtr);
 
   // Finally, compute a pointer to the actual data buffer by skipping

diff  --git a/clang/lib/CIR/CodeGen/CIRGenModule.cpp b/clang/lib/CIR/CodeGen/CIRGenModule.cpp
index 46adfe28e377a..9f9b2db4771df 100644
--- a/clang/lib/CIR/CodeGen/CIRGenModule.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenModule.cpp
@@ -67,28 +67,28 @@ CIRGenModule::CIRGenModule(mlir::MLIRContext &mlirContext,
       abi(createCXXABI(*this)), genTypes(*this), vtables(*this) {
 
   // Initialize cached types
-  VoidTy = cir::VoidType::get(&getMLIRContext());
-  VoidPtrTy = cir::PointerType::get(VoidTy);
-  SInt8Ty = cir::IntType::get(&getMLIRContext(), 8, /*isSigned=*/true);
-  SInt16Ty = cir::IntType::get(&getMLIRContext(), 16, /*isSigned=*/true);
-  SInt32Ty = cir::IntType::get(&getMLIRContext(), 32, /*isSigned=*/true);
-  SInt64Ty = cir::IntType::get(&getMLIRContext(), 64, /*isSigned=*/true);
-  SInt128Ty = cir::IntType::get(&getMLIRContext(), 128, /*isSigned=*/true);
-  UInt8Ty = cir::IntType::get(&getMLIRContext(), 8, /*isSigned=*/false);
-  UInt8PtrTy = cir::PointerType::get(UInt8Ty);
+  voidTy = cir::VoidType::get(&getMLIRContext());
+  voidPtrTy = cir::PointerType::get(voidTy);
+  sInt8Ty = cir::IntType::get(&getMLIRContext(), 8, /*isSigned=*/true);
+  sInt16Ty = cir::IntType::get(&getMLIRContext(), 16, /*isSigned=*/true);
+  sInt32Ty = cir::IntType::get(&getMLIRContext(), 32, /*isSigned=*/true);
+  sInt64Ty = cir::IntType::get(&getMLIRContext(), 64, /*isSigned=*/true);
+  sInt128Ty = cir::IntType::get(&getMLIRContext(), 128, /*isSigned=*/true);
+  uInt8Ty = cir::IntType::get(&getMLIRContext(), 8, /*isSigned=*/false);
+  uInt8PtrTy = cir::PointerType::get(uInt8Ty);
   cirAllocaAddressSpace = getTargetCIRGenInfo().getCIRAllocaAddressSpace();
-  UInt16Ty = cir::IntType::get(&getMLIRContext(), 16, /*isSigned=*/false);
-  UInt32Ty = cir::IntType::get(&getMLIRContext(), 32, /*isSigned=*/false);
-  UInt64Ty = cir::IntType::get(&getMLIRContext(), 64, /*isSigned=*/false);
-  UInt128Ty = cir::IntType::get(&getMLIRContext(), 128, /*isSigned=*/false);
-  FP16Ty = cir::FP16Type::get(&getMLIRContext());
-  BFloat16Ty = cir::BF16Type::get(&getMLIRContext());
-  FloatTy = cir::SingleType::get(&getMLIRContext());
-  DoubleTy = cir::DoubleType::get(&getMLIRContext());
-  FP80Ty = cir::FP80Type::get(&getMLIRContext());
-  FP128Ty = cir::FP128Type::get(&getMLIRContext());
-
-  AllocaInt8PtrTy = cir::PointerType::get(UInt8Ty, cirAllocaAddressSpace);
+  uInt16Ty = cir::IntType::get(&getMLIRContext(), 16, /*isSigned=*/false);
+  uInt32Ty = cir::IntType::get(&getMLIRContext(), 32, /*isSigned=*/false);
+  uInt64Ty = cir::IntType::get(&getMLIRContext(), 64, /*isSigned=*/false);
+  uInt128Ty = cir::IntType::get(&getMLIRContext(), 128, /*isSigned=*/false);
+  fP16Ty = cir::FP16Type::get(&getMLIRContext());
+  bFloat16Ty = cir::BF16Type::get(&getMLIRContext());
+  floatTy = cir::SingleType::get(&getMLIRContext());
+  doubleTy = cir::DoubleType::get(&getMLIRContext());
+  fP80Ty = cir::FP80Type::get(&getMLIRContext());
+  fP128Ty = cir::FP128Type::get(&getMLIRContext());
+
+  allocaInt8PtrTy = cir::PointerType::get(uInt8Ty, cirAllocaAddressSpace);
 
   PointerAlignInBytes =
       astContext
@@ -97,16 +97,16 @@ CIRGenModule::CIRGenModule(mlir::MLIRContext &mlirContext,
           .getQuantity();
 
   const unsigned charSize = astContext.getTargetInfo().getCharWidth();
-  UCharTy = cir::IntType::get(&getMLIRContext(), charSize, /*isSigned=*/false);
+  uCharTy = cir::IntType::get(&getMLIRContext(), charSize, /*isSigned=*/false);
 
   // TODO(CIR): Should be updated once TypeSizeInfoAttr is upstreamed
   const unsigned sizeTypeSize =
       astContext.getTypeSize(astContext.getSignedSizeType());
   SizeSizeInBytes = astContext.toCharUnitsFromBits(sizeTypeSize).getQuantity();
   // In CIRGenTypeCache, UIntPtrTy and SizeType are fields of the same union
-  UIntPtrTy =
+  uIntPtrTy =
       cir::IntType::get(&getMLIRContext(), sizeTypeSize, /*isSigned=*/false);
-  PtrDiffTy =
+  ptrDiffTy =
       cir::IntType::get(&getMLIRContext(), sizeTypeSize, /*isSigned=*/true);
 
   std::optional<cir::SourceLanguage> sourceLanguage = getCIRSourceLanguage();

diff  --git a/clang/lib/CIR/CodeGen/CIRGenOpenACCRecipe.cpp b/clang/lib/CIR/CodeGen/CIRGenOpenACCRecipe.cpp
index be063033ddcfc..890f8a6c8339d 100644
--- a/clang/lib/CIR/CodeGen/CIRGenOpenACCRecipe.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenOpenACCRecipe.cpp
@@ -617,11 +617,11 @@ void OpenACCRecipeBuilderBase::createReductionRecipeCombiner(
   if (const auto *cat = cgf.getContext().getAsConstantArrayType(origType)) {
     // If we're in an array, we have to emit the combiner for each element of
     // the array.
-    auto itrTy = mlir::cast<cir::IntType>(cgf.PtrDiffTy);
+    auto itrTy = mlir::cast<cir::IntType>(cgf.ptrDiffTy);
     auto itrPtrTy = cir::PointerType::get(itrTy);
 
     mlir::Value zero =
-        builder.getConstInt(loc, mlir::cast<cir::IntType>(cgf.PtrDiffTy), 0);
+        builder.getConstInt(loc, mlir::cast<cir::IntType>(cgf.ptrDiffTy), 0);
     mlir::Value itr =
         cir::AllocaOp::create(builder, loc, itrPtrTy, itrTy, "itr",
                               cgf.cgm.getSize(cgf.getPointerAlign()));
@@ -633,7 +633,7 @@ void OpenACCRecipeBuilderBase::createReductionRecipeCombiner(
         [&](mlir::OpBuilder &b, mlir::Location loc) {
           auto loadItr = cir::LoadOp::create(builder, loc, {itr});
           mlir::Value arraySize = builder.getConstInt(
-              loc, mlir::cast<cir::IntType>(cgf.PtrDiffTy), cat->getZExtSize());
+              loc, mlir::cast<cir::IntType>(cgf.ptrDiffTy), cat->getZExtSize());
           auto cmp = builder.createCompare(loc, cir::CmpOpKind::lt, loadItr,
                                            arraySize);
           builder.createCondition(cmp);

diff  --git a/clang/lib/CIR/CodeGen/CIRGenTypeCache.h b/clang/lib/CIR/CodeGen/CIRGenTypeCache.h
index ff5842cd86e04..0f63e91f45564 100644
--- a/clang/lib/CIR/CodeGen/CIRGenTypeCache.h
+++ b/clang/lib/CIR/CodeGen/CIRGenTypeCache.h
@@ -26,47 +26,47 @@ struct CIRGenTypeCache {
   CIRGenTypeCache() {}
 
   // ClangIR void type
-  cir::VoidType VoidTy;
+  cir::VoidType voidTy;
 
   // ClangIR signed integral types of common sizes
-  cir::IntType SInt8Ty;
-  cir::IntType SInt16Ty;
-  cir::IntType SInt32Ty;
-  cir::IntType SInt64Ty;
-  cir::IntType SInt128Ty;
+  cir::IntType sInt8Ty;
+  cir::IntType sInt16Ty;
+  cir::IntType sInt32Ty;
+  cir::IntType sInt64Ty;
+  cir::IntType sInt128Ty;
 
   // ClangIR unsigned integral type of common sizes
-  cir::IntType UInt8Ty;
-  cir::IntType UInt16Ty;
-  cir::IntType UInt32Ty;
-  cir::IntType UInt64Ty;
-  cir::IntType UInt128Ty;
+  cir::IntType uInt8Ty;
+  cir::IntType uInt16Ty;
+  cir::IntType uInt32Ty;
+  cir::IntType uInt64Ty;
+  cir::IntType uInt128Ty;
 
   // ClangIR floating-point types with fixed formats
-  cir::FP16Type FP16Ty;
-  cir::BF16Type BFloat16Ty;
-  cir::SingleType FloatTy;
-  cir::DoubleType DoubleTy;
-  cir::FP80Type FP80Ty;
-  cir::FP128Type FP128Ty;
+  cir::FP16Type fP16Ty;
+  cir::BF16Type bFloat16Ty;
+  cir::SingleType floatTy;
+  cir::DoubleType doubleTy;
+  cir::FP80Type fP80Ty;
+  cir::FP128Type fP128Ty;
 
   /// ClangIR char
-  mlir::Type UCharTy;
+  mlir::Type uCharTy;
 
   /// intptr_t, size_t, and ptr
diff _t, which we assume are the same size.
   union {
-    mlir::Type UIntPtrTy;
-    mlir::Type SizeTy;
+    mlir::Type uIntPtrTy;
+    mlir::Type sizeTy;
   };
 
-  mlir::Type PtrDiffTy;
+  mlir::Type ptrDiffTy;
 
   /// void* in address space 0
-  cir::PointerType VoidPtrTy;
-  cir::PointerType UInt8PtrTy;
+  cir::PointerType voidPtrTy;
+  cir::PointerType uInt8PtrTy;
 
   /// void* in alloca address space
-  cir::PointerType AllocaInt8PtrTy;
+  cir::PointerType allocaInt8PtrTy;
 
   /// The size and alignment of a pointer into the generic address space.
   union {

diff  --git a/clang/lib/CIR/CodeGen/CIRGenTypes.cpp b/clang/lib/CIR/CodeGen/CIRGenTypes.cpp
index d1b91d0c73c04..03618d4a8a8a6 100644
--- a/clang/lib/CIR/CodeGen/CIRGenTypes.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenTypes.cpp
@@ -71,7 +71,7 @@ mlir::Type CIRGenTypes::convertFunctionTypeInternal(QualType qft) {
   if (!isFuncTypeConvertible(ft)) {
     cgm.errorNYI(SourceLocation(), "function type involving an incomplete type",
                  qft);
-    return cir::FuncType::get(SmallVector<mlir::Type, 1>{}, cgm.VoidTy);
+    return cir::FuncType::get(SmallVector<mlir::Type, 1>{}, cgm.voidTy);
   }
 
   const CIRGenFunctionInfo *fi;
@@ -298,7 +298,7 @@ mlir::Type CIRGenTypes::convertType(QualType type) {
     switch (cast<BuiltinType>(ty)->getKind()) {
     // void
     case BuiltinType::Void:
-      resultType = cgm.VoidTy;
+      resultType = cgm.voidTy;
       break;
 
     // bool
@@ -338,42 +338,42 @@ mlir::Type CIRGenTypes::convertType(QualType type) {
 
     // Floating-point types
     case BuiltinType::Float16:
-      resultType = cgm.FP16Ty;
+      resultType = cgm.fP16Ty;
       break;
     case BuiltinType::Half:
       if (astContext.getLangOpts().NativeHalfType ||
           !astContext.getTargetInfo().useFP16ConversionIntrinsics()) {
-        resultType = cgm.FP16Ty;
+        resultType = cgm.fP16Ty;
       } else {
         cgm.errorNYI(SourceLocation(), "processing of built-in type", type);
-        resultType = cgm.SInt32Ty;
+        resultType = cgm.sInt32Ty;
       }
       break;
     case BuiltinType::BFloat16:
-      resultType = cgm.BFloat16Ty;
+      resultType = cgm.bFloat16Ty;
       break;
     case BuiltinType::Float:
       assert(&astContext.getFloatTypeSemantics(type) ==
                  &llvm::APFloat::IEEEsingle() &&
              "ClangIR NYI: 'float' in a format other than IEEE 32-bit");
-      resultType = cgm.FloatTy;
+      resultType = cgm.floatTy;
       break;
     case BuiltinType::Double:
       assert(&astContext.getFloatTypeSemantics(type) ==
                  &llvm::APFloat::IEEEdouble() &&
              "ClangIR NYI: 'double' in a format other than IEEE 64-bit");
-      resultType = cgm.DoubleTy;
+      resultType = cgm.doubleTy;
       break;
     case BuiltinType::LongDouble:
       resultType =
           builder.getLongDoubleTy(astContext.getFloatTypeSemantics(type));
       break;
     case BuiltinType::Float128:
-      resultType = cgm.FP128Ty;
+      resultType = cgm.fP128Ty;
       break;
     case BuiltinType::Ibm128:
       cgm.errorNYI(SourceLocation(), "processing of built-in type", type);
-      resultType = cgm.SInt32Ty;
+      resultType = cgm.sInt32Ty;
       break;
 
     case BuiltinType::NullPtr:
@@ -386,7 +386,7 @@ mlir::Type CIRGenTypes::convertType(QualType type) {
 
     default:
       cgm.errorNYI(SourceLocation(), "processing of built-in type", type);
-      resultType = cgm.SInt32Ty;
+      resultType = cgm.sInt32Ty;
       break;
     }
     break;
@@ -439,7 +439,7 @@ mlir::Type CIRGenTypes::convertType(QualType type) {
     // int X[] -> [0 x int], unless the element type is not sized.  If it is
     // unsized (e.g. an incomplete record) just use [0 x i8].
     if (!cir::isSized(elemTy)) {
-      elemTy = cgm.SInt8Ty;
+      elemTy = cgm.sInt8Ty;
     }
 
     resultType = cir::ArrayType::get(elemTy, 0);
@@ -454,7 +454,7 @@ mlir::Type CIRGenTypes::convertType(QualType type) {
     // i8 just to have a concrete type"
     if (!cir::isSized(elemTy)) {
       cgm.errorNYI(SourceLocation(), "arrays of undefined struct type", type);
-      resultType = cgm.UInt32Ty;
+      resultType = cgm.uInt32Ty;
       break;
     }
 
@@ -477,7 +477,7 @@ mlir::Type CIRGenTypes::convertType(QualType type) {
     // Return a placeholder 'i32' type.  This can be changed later when the
     // type is defined (see UpdateCompletedType), but is likely to be the
     // "right" answer.
-    resultType = cgm.UInt32Ty;
+    resultType = cgm.uInt32Ty;
     break;
   }
 
@@ -490,7 +490,7 @@ mlir::Type CIRGenTypes::convertType(QualType type) {
     const auto *bitIntTy = cast<BitIntType>(type);
     if (bitIntTy->getNumBits() > cir::IntType::maxBitwidth()) {
       cgm.errorNYI(SourceLocation(), "large _BitInt type", type);
-      resultType = cgm.SInt32Ty;
+      resultType = cgm.sInt32Ty;
     } else {
       resultType = cir::IntType::get(&getMLIRContext(), bitIntTy->getNumBits(),
                                      bitIntTy->isSigned());
@@ -515,7 +515,7 @@ mlir::Type CIRGenTypes::convertType(QualType type) {
   default:
     cgm.errorNYI(SourceLocation(), "processing of type",
                  type->getTypeClassName());
-    resultType = cgm.SInt32Ty;
+    resultType = cgm.sInt32Ty;
     break;
   }
 


        


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