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-rw-r--r--lib/CodeGen/CGCXX.cpp157
-rw-r--r--lib/CodeGen/CGCXXABI.cpp155
2 files changed, 155 insertions, 157 deletions
diff --git a/lib/CodeGen/CGCXX.cpp b/lib/CodeGen/CGCXX.cpp
index ce1ae32398..3ff460dbf1 100644
--- a/lib/CodeGen/CGCXX.cpp
+++ b/lib/CodeGen/CGCXX.cpp
@@ -316,160 +316,3 @@ CodeGenFunction::BuildVirtualCall(const CXXDestructorDecl *DD, CXXDtorType Type,
return ::BuildVirtualCall(*this, VTableIndex, This, Ty);
}
-/// Implementation for CGCXXABI. Possibly this should be moved into
-/// the incomplete ABI implementations?
-
-void CGCXXABI::_anchor() {}
-
-static void ErrorUnsupportedABI(CodeGenFunction &CGF,
- llvm::StringRef S) {
- Diagnostic &Diags = CGF.CGM.getDiags();
- unsigned DiagID = Diags.getCustomDiagID(Diagnostic::Error,
- "cannot yet compile %1 in this ABI");
- Diags.Report(CGF.getContext().getFullLoc(CGF.CurCodeDecl->getLocation()),
- DiagID)
- << S;
-}
-
-static llvm::Constant *GetBogusMemberPointer(CodeGenModule &CGM,
- QualType T) {
- return llvm::Constant::getNullValue(CGM.getTypes().ConvertType(T));
-}
-
-const llvm::Type *
-CGCXXABI::ConvertMemberPointerType(const MemberPointerType *MPT) {
- return CGM.getTypes().ConvertType(CGM.getContext().getPointerDiffType());
-}
-
-llvm::Value *CGCXXABI::EmitLoadOfMemberFunctionPointer(CodeGenFunction &CGF,
- llvm::Value *&This,
- llvm::Value *MemPtr,
- const MemberPointerType *MPT) {
- ErrorUnsupportedABI(CGF, "calls through member pointers");
-
- const FunctionProtoType *FPT =
- MPT->getPointeeType()->getAs<FunctionProtoType>();
- const CXXRecordDecl *RD =
- cast<CXXRecordDecl>(MPT->getClass()->getAs<RecordType>()->getDecl());
- const llvm::FunctionType *FTy =
- CGM.getTypes().GetFunctionType(CGM.getTypes().getFunctionInfo(RD, FPT),
- FPT->isVariadic());
- return llvm::Constant::getNullValue(FTy->getPointerTo());
-}
-
-llvm::Value *CGCXXABI::EmitMemberDataPointerAddress(CodeGenFunction &CGF,
- llvm::Value *Base,
- llvm::Value *MemPtr,
- const MemberPointerType *MPT) {
- ErrorUnsupportedABI(CGF, "loads of member pointers");
- const llvm::Type *Ty = CGF.ConvertType(MPT->getPointeeType())->getPointerTo();
- return llvm::Constant::getNullValue(Ty);
-}
-
-llvm::Value *CGCXXABI::EmitMemberPointerConversion(CodeGenFunction &CGF,
- const CastExpr *E,
- llvm::Value *Src) {
- ErrorUnsupportedABI(CGF, "member function pointer conversions");
- return GetBogusMemberPointer(CGM, E->getType());
-}
-
-llvm::Value *
-CGCXXABI::EmitMemberPointerComparison(CodeGenFunction &CGF,
- llvm::Value *L,
- llvm::Value *R,
- const MemberPointerType *MPT,
- bool Inequality) {
- ErrorUnsupportedABI(CGF, "member function pointer comparison");
- return CGF.Builder.getFalse();
-}
-
-llvm::Value *
-CGCXXABI::EmitMemberPointerIsNotNull(CodeGenFunction &CGF,
- llvm::Value *MemPtr,
- const MemberPointerType *MPT) {
- ErrorUnsupportedABI(CGF, "member function pointer null testing");
- return CGF.Builder.getFalse();
-}
-
-llvm::Constant *
-CGCXXABI::EmitMemberPointerConversion(llvm::Constant *C, const CastExpr *E) {
- return GetBogusMemberPointer(CGM, E->getType());
-}
-
-llvm::Constant *
-CGCXXABI::EmitNullMemberPointer(const MemberPointerType *MPT) {
- return GetBogusMemberPointer(CGM, QualType(MPT, 0));
-}
-
-llvm::Constant *CGCXXABI::EmitMemberPointer(const CXXMethodDecl *MD) {
- return GetBogusMemberPointer(CGM,
- CGM.getContext().getMemberPointerType(MD->getType(),
- MD->getParent()->getTypeForDecl()));
-}
-
-llvm::Constant *CGCXXABI::EmitMemberPointer(const FieldDecl *FD) {
- return GetBogusMemberPointer(CGM,
- CGM.getContext().getMemberPointerType(FD->getType(),
- FD->getParent()->getTypeForDecl()));
-}
-
-bool CGCXXABI::isZeroInitializable(const MemberPointerType *MPT) {
- // Fake answer.
- return true;
-}
-
-void CGCXXABI::BuildThisParam(CodeGenFunction &CGF, FunctionArgList &Params) {
- const CXXMethodDecl *MD = cast<CXXMethodDecl>(CGF.CurGD.getDecl());
-
- // FIXME: I'm not entirely sure I like using a fake decl just for code
- // generation. Maybe we can come up with a better way?
- ImplicitParamDecl *ThisDecl
- = ImplicitParamDecl::Create(CGM.getContext(), 0, MD->getLocation(),
- &CGM.getContext().Idents.get("this"),
- MD->getThisType(CGM.getContext()));
- Params.push_back(std::make_pair(ThisDecl, ThisDecl->getType()));
- getThisDecl(CGF) = ThisDecl;
-}
-
-void CGCXXABI::EmitThisParam(CodeGenFunction &CGF) {
- /// Initialize the 'this' slot.
- assert(getThisDecl(CGF) && "no 'this' variable for function");
- getThisValue(CGF)
- = CGF.Builder.CreateLoad(CGF.GetAddrOfLocalVar(getThisDecl(CGF)),
- "this");
-}
-
-void CGCXXABI::EmitReturnFromThunk(CodeGenFunction &CGF,
- RValue RV, QualType ResultType) {
- CGF.EmitReturnOfRValue(RV, ResultType);
-}
-
-CharUnits CGCXXABI::GetArrayCookieSize(QualType ElementType) {
- return CharUnits::Zero();
-}
-
-llvm::Value *CGCXXABI::InitializeArrayCookie(CodeGenFunction &CGF,
- llvm::Value *NewPtr,
- llvm::Value *NumElements,
- QualType ElementType) {
- // Should never be called.
- ErrorUnsupportedABI(CGF, "array cookie initialization");
- return 0;
-}
-
-void CGCXXABI::ReadArrayCookie(CodeGenFunction &CGF, llvm::Value *Ptr,
- QualType ElementType, llvm::Value *&NumElements,
- llvm::Value *&AllocPtr, CharUnits &CookieSize) {
- ErrorUnsupportedABI(CGF, "array cookie reading");
-
- // This should be enough to avoid assertions.
- NumElements = 0;
- AllocPtr = llvm::Constant::getNullValue(CGF.Builder.getInt8PtrTy());
- CookieSize = CharUnits::Zero();
-}
-
-void CGCXXABI::EmitGuardedInit(CodeGenFunction &CGF,
- const VarDecl &D,
- llvm::GlobalVariable *GV) {
- ErrorUnsupportedABI(CGF, "static local variable initialization");
-}
diff --git a/lib/CodeGen/CGCXXABI.cpp b/lib/CodeGen/CGCXXABI.cpp
index aeba147098..21fb732afc 100644
--- a/lib/CodeGen/CGCXXABI.cpp
+++ b/lib/CodeGen/CGCXXABI.cpp
@@ -15,4 +15,159 @@
#include "CGCXXABI.h"
using namespace clang;
+using namespace CodeGen;
+void CGCXXABI::_anchor() {}
+
+static void ErrorUnsupportedABI(CodeGenFunction &CGF,
+ llvm::StringRef S) {
+ Diagnostic &Diags = CGF.CGM.getDiags();
+ unsigned DiagID = Diags.getCustomDiagID(Diagnostic::Error,
+ "cannot yet compile %1 in this ABI");
+ Diags.Report(CGF.getContext().getFullLoc(CGF.CurCodeDecl->getLocation()),
+ DiagID)
+ << S;
+}
+
+static llvm::Constant *GetBogusMemberPointer(CodeGenModule &CGM,
+ QualType T) {
+ return llvm::Constant::getNullValue(CGM.getTypes().ConvertType(T));
+}
+
+const llvm::Type *
+CGCXXABI::ConvertMemberPointerType(const MemberPointerType *MPT) {
+ return CGM.getTypes().ConvertType(CGM.getContext().getPointerDiffType());
+}
+
+llvm::Value *CGCXXABI::EmitLoadOfMemberFunctionPointer(CodeGenFunction &CGF,
+ llvm::Value *&This,
+ llvm::Value *MemPtr,
+ const MemberPointerType *MPT) {
+ ErrorUnsupportedABI(CGF, "calls through member pointers");
+
+ const FunctionProtoType *FPT =
+ MPT->getPointeeType()->getAs<FunctionProtoType>();
+ const CXXRecordDecl *RD =
+ cast<CXXRecordDecl>(MPT->getClass()->getAs<RecordType>()->getDecl());
+ const llvm::FunctionType *FTy =
+ CGM.getTypes().GetFunctionType(CGM.getTypes().getFunctionInfo(RD, FPT),
+ FPT->isVariadic());
+ return llvm::Constant::getNullValue(FTy->getPointerTo());
+}
+
+llvm::Value *CGCXXABI::EmitMemberDataPointerAddress(CodeGenFunction &CGF,
+ llvm::Value *Base,
+ llvm::Value *MemPtr,
+ const MemberPointerType *MPT) {
+ ErrorUnsupportedABI(CGF, "loads of member pointers");
+ const llvm::Type *Ty = CGF.ConvertType(MPT->getPointeeType())->getPointerTo();
+ return llvm::Constant::getNullValue(Ty);
+}
+
+llvm::Value *CGCXXABI::EmitMemberPointerConversion(CodeGenFunction &CGF,
+ const CastExpr *E,
+ llvm::Value *Src) {
+ ErrorUnsupportedABI(CGF, "member function pointer conversions");
+ return GetBogusMemberPointer(CGM, E->getType());
+}
+
+llvm::Value *
+CGCXXABI::EmitMemberPointerComparison(CodeGenFunction &CGF,
+ llvm::Value *L,
+ llvm::Value *R,
+ const MemberPointerType *MPT,
+ bool Inequality) {
+ ErrorUnsupportedABI(CGF, "member function pointer comparison");
+ return CGF.Builder.getFalse();
+}
+
+llvm::Value *
+CGCXXABI::EmitMemberPointerIsNotNull(CodeGenFunction &CGF,
+ llvm::Value *MemPtr,
+ const MemberPointerType *MPT) {
+ ErrorUnsupportedABI(CGF, "member function pointer null testing");
+ return CGF.Builder.getFalse();
+}
+
+llvm::Constant *
+CGCXXABI::EmitMemberPointerConversion(llvm::Constant *C, const CastExpr *E) {
+ return GetBogusMemberPointer(CGM, E->getType());
+}
+
+llvm::Constant *
+CGCXXABI::EmitNullMemberPointer(const MemberPointerType *MPT) {
+ return GetBogusMemberPointer(CGM, QualType(MPT, 0));
+}
+
+llvm::Constant *CGCXXABI::EmitMemberPointer(const CXXMethodDecl *MD) {
+ return GetBogusMemberPointer(CGM,
+ CGM.getContext().getMemberPointerType(MD->getType(),
+ MD->getParent()->getTypeForDecl()));
+}
+
+llvm::Constant *CGCXXABI::EmitMemberPointer(const FieldDecl *FD) {
+ return GetBogusMemberPointer(CGM,
+ CGM.getContext().getMemberPointerType(FD->getType(),
+ FD->getParent()->getTypeForDecl()));
+}
+
+bool CGCXXABI::isZeroInitializable(const MemberPointerType *MPT) {
+ // Fake answer.
+ return true;
+}
+
+void CGCXXABI::BuildThisParam(CodeGenFunction &CGF, FunctionArgList &Params) {
+ const CXXMethodDecl *MD = cast<CXXMethodDecl>(CGF.CurGD.getDecl());
+
+ // FIXME: I'm not entirely sure I like using a fake decl just for code
+ // generation. Maybe we can come up with a better way?
+ ImplicitParamDecl *ThisDecl
+ = ImplicitParamDecl::Create(CGM.getContext(), 0, MD->getLocation(),
+ &CGM.getContext().Idents.get("this"),
+ MD->getThisType(CGM.getContext()));
+ Params.push_back(std::make_pair(ThisDecl, ThisDecl->getType()));
+ getThisDecl(CGF) = ThisDecl;
+}
+
+void CGCXXABI::EmitThisParam(CodeGenFunction &CGF) {
+ /// Initialize the 'this' slot.
+ assert(getThisDecl(CGF) && "no 'this' variable for function");
+ getThisValue(CGF)
+ = CGF.Builder.CreateLoad(CGF.GetAddrOfLocalVar(getThisDecl(CGF)),
+ "this");
+}
+
+void CGCXXABI::EmitReturnFromThunk(CodeGenFunction &CGF,
+ RValue RV, QualType ResultType) {
+ CGF.EmitReturnOfRValue(RV, ResultType);
+}
+
+CharUnits CGCXXABI::GetArrayCookieSize(QualType ElementType) {
+ return CharUnits::Zero();
+}
+
+llvm::Value *CGCXXABI::InitializeArrayCookie(CodeGenFunction &CGF,
+ llvm::Value *NewPtr,
+ llvm::Value *NumElements,
+ QualType ElementType) {
+ // Should never be called.
+ ErrorUnsupportedABI(CGF, "array cookie initialization");
+ return 0;
+}
+
+void CGCXXABI::ReadArrayCookie(CodeGenFunction &CGF, llvm::Value *Ptr,
+ QualType ElementType, llvm::Value *&NumElements,
+ llvm::Value *&AllocPtr, CharUnits &CookieSize) {
+ ErrorUnsupportedABI(CGF, "array cookie reading");
+
+ // This should be enough to avoid assertions.
+ NumElements = 0;
+ AllocPtr = llvm::Constant::getNullValue(CGF.Builder.getInt8PtrTy());
+ CookieSize = CharUnits::Zero();
+}
+
+void CGCXXABI::EmitGuardedInit(CodeGenFunction &CGF,
+ const VarDecl &D,
+ llvm::GlobalVariable *GV) {
+ ErrorUnsupportedABI(CGF, "static local variable initialization");
+}
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2025-08-03 20:56:07 +0000