intel/llvm
1
0
Fork 0
mirror of https://github.com/intel/llvm.git synced 2026-02-02 02:00:03 +08:00
Code Issues Packages Projects Releases Wiki Activity

Move CGCXXABI functions to CGCXXABI.cpp

Browse Source 
llvm-svn: 120250
This commit is contained in:
Anders Carlsson
2010-11-28 17:49:03 +00:00
parent 81f6f3626e
commit fdee32f8ed
3 changed files with 159 additions and 157 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
clang/clang.xcodeproj/project.pbxproj
View File

@@ -19,6 +19,7 @@
1A2A54C50FD1DD1C00F4CE45 /* Warnings.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 1A2A54B40FD1DD1C00F4CE45 /* Warnings.cpp */; };
1A30A9E90B93A4C800201A91 /* ExprCXX.h in CopyFiles */ = {isa = PBXBuildFile; fileRef = 1A30A9E80B93A4C800201A91 /* ExprCXX.h */; };
1A376A2D0D4AED9B002A1C52 /* CGExprConstant.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 1A376A2C0D4AED9B002A1C52 /* CGExprConstant.cpp */; };
1A3D2C4E12A2CD3D0088C44A /* CGCXXABI.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 1A3D2C4D12A2CD3D0088C44A /* CGCXXABI.cpp */; };
1A471AB50F437BC500753CE8 /* CGBlocks.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 1A471AB40F437BC500753CE8 /* CGBlocks.cpp */; };
1A4C41BF105B4C0B0047B5E7 /* CGClass.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 1A4C41BE105B4C0B0047B5E7 /* CGClass.cpp */; };
1A5D5E580E5E81010023C059 /* CGCXX.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 1A5D5E570E5E81010023C059 /* CGCXX.cpp */; };
@@ -447,6 +448,7 @@
1A30A9E80B93A4C800201A91 /* ExprCXX.h */ = {isa = PBXFileReference; fileEncoding = 30; indentWidth = 2; lastKnownFileType = sourcecode.c.h; name = ExprCXX.h; path = clang/AST/ExprCXX.h; sourceTree = "<group>"; tabWidth = 2; };
1A31B27210ACE6DA009E0C8B /* GlobalDecl.h */ = {isa = PBXFileReference; fileEncoding = 4; indentWidth = 2; lastKnownFileType = sourcecode.c.h; name = GlobalDecl.h; path = lib/CodeGen/GlobalDecl.h; sourceTree = "<group>"; tabWidth = 2; };
1A376A2C0D4AED9B002A1C52 /* CGExprConstant.cpp */ = {isa = PBXFileReference; fileEncoding = 4; indentWidth = 2; lastKnownFileType = sourcecode.cpp.cpp; name = CGExprConstant.cpp; path = lib/CodeGen/CGExprConstant.cpp; sourceTree = "<group>"; tabWidth = 2; };
1A3D2C4D12A2CD3D0088C44A /* CGCXXABI.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = CGCXXABI.cpp; path = lib/CodeGen/CGCXXABI.cpp; sourceTree = "<group>"; };
1A471AB40F437BC500753CE8 /* CGBlocks.cpp */ = {isa = PBXFileReference; fileEncoding = 4; indentWidth = 2; lastKnownFileType = sourcecode.cpp.cpp; name = CGBlocks.cpp; path = lib/CodeGen/CGBlocks.cpp; sourceTree = "<group>"; tabWidth = 2; };
1A4C41BE105B4C0B0047B5E7 /* CGClass.cpp */ = {isa = PBXFileReference; fileEncoding = 4; indentWidth = 2; lastKnownFileType = sourcecode.cpp.cpp; name = CGClass.cpp; path = lib/CodeGen/CGClass.cpp; sourceTree = "<group>"; tabWidth = 2; };
1A535EDB107BC47B000C3AE7 /* CanonicalType.h */ = {isa = PBXFileReference; fileEncoding = 4; indentWidth = 2; lastKnownFileType = sourcecode.c.h; name = CanonicalType.h; path = clang/AST/CanonicalType.h; sourceTree = "<group>"; tabWidth = 2; };
@@ -1573,6 +1575,7 @@
BF9FEE301225E86C003A8B71 /* CodeGenAction.cpp */,
BF9FEE2F1225E854003A8B71 /* CGRecordLayout.h */,
BF9FEE2E1225E82D003A8B71 /* CGException.h */,
1A3D2C4D12A2CD3D0088C44A /* CGCXXABI.cpp */,
BF9FEE2D1225E80F003A8B71 /* CGCXXABI.h */,
BF9FEE2B1225E7EA003A8B71 /* BackendUtil.cpp */,
1A2193CB0F45EEB700C0713D /* ABIInfo.h */,
@@ -2402,6 +2405,7 @@
1AC1AD431299A287006FBC77 /* UnreachableCodeChecker.cpp in Sources */,
1AC1AD441299A287006FBC77 /* ValueManager.cpp in Sources */,
1AC1AD451299A287006FBC77 /* VLASizeChecker.cpp in Sources */,
1A3D2C4E12A2CD3D0088C44A /* CGCXXABI.cpp in Sources */,
);
runOnlyForDeploymentPostprocessing = 0;
};

157
clang/lib/CodeGen/CGCXX.cpp
View File

@@ -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");
}

155
clang/lib/CodeGen/CGCXXABI.cpp
View File

@@ -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");
}