=?utf-8?q?“Amr?= <[email protected]>,
=?utf-8?q?“Amr?= <[email protected]>,
=?utf-8?q?“Amr?= <[email protected]>
Message-ID:
In-Reply-To: <llvm.org/llvm/llvm-project/pull/[email protected]>
================
@@ -424,6 +455,1034 @@ void CIRGenItaniumCXXABI::emitVirtualInheritanceTables(
vtables.emitVTTDefinition(vtt, cgm.getVTableLinkage(rd), rd);
}
+namespace {
+class CIRGenItaniumRTTIBuilder {
+ CIRGenModule &cgm; // Per-module state.
+ const CIRGenItaniumCXXABI &cxxABI; // Per-module state.
+
+ /// The fields of the RTTI descriptor currently being built.
+ SmallVector<mlir::Attribute, 16> fields;
+
+ // Returns the mangled type name of the given type.
+ cir::GlobalOp getAddrOfTypeName(mlir::Location loc, QualType ty,
+ cir::GlobalLinkageKind linkage);
+
+ /// descriptor of the given type.
+ mlir::Attribute getAddrOfExternalRTTIDescriptor(mlir::Location loc,
+ QualType ty);
+
+ /// Build the vtable pointer for the given type.
+ void buildVTablePointer(mlir::Location loc, const Type *ty);
+
+ /// Build an abi::__si_class_type_info, used for single inheritance,
according
+ /// to the Itanium C++ ABI, 2.9.5p6b.
+ void buildSIClassTypeInfo(mlir::Location loc, const CXXRecordDecl *rd);
+
+ /// Build an abi::__vmi_class_type_info, used for
+ /// classes with bases that do not satisfy the abi::__si_class_type_info
+ /// constraints, according ti the Itanium C++ ABI, 2.9.5p5c.
+ void buildVMIClassTypeInfo(mlir::Location loc, const CXXRecordDecl *rd);
+
+public:
+ CIRGenItaniumRTTIBuilder(const CIRGenItaniumCXXABI &abi, CIRGenModule &_cgm)
+ : cgm(_cgm), cxxABI(abi) {}
----------------
andykaylor wrote:
```suggestion
CIRGenItaniumRTTIBuilder(const CIRGenItaniumCXXABI &abi, CIRGenModule &cgm)
: cgm(cgm), cxxABI(abi) {}
```
https://github.com/llvm/llvm-project/pull/160002
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