clang 18.0.0git
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CGRecordLayout - This class handles struct and union layout info while lowering AST types to LLVM types. More...
#include "/home/buildbot/as-worker-4/publish-doxygen-docs/llvm-project/clang/lib/CodeGen/CGRecordLayout.h"
Public Member Functions | |
CGRecordLayout (llvm::StructType *CompleteObjectType, llvm::StructType *BaseSubobjectType, bool IsZeroInitializable, bool IsZeroInitializableAsBase) | |
llvm::StructType * | getLLVMType () const |
Return the "complete object" LLVM type associated with this record. | |
llvm::StructType * | getBaseSubobjectLLVMType () const |
Return the "base subobject" LLVM type associated with this record. | |
bool | isZeroInitializable () const |
Check whether this struct can be C++ zero-initialized with a zeroinitializer. | |
bool | isZeroInitializableAsBase () const |
Check whether this struct can be C++ zero-initialized with a zeroinitializer when considered as a base subobject. | |
unsigned | getLLVMFieldNo (const FieldDecl *FD) const |
Return llvm::StructType element number that corresponds to the field FD. | |
bool | hasNonVirtualBaseLLVMField (const CXXRecordDecl *RD) const |
unsigned | getNonVirtualBaseLLVMFieldNo (const CXXRecordDecl *RD) const |
unsigned | getVirtualBaseIndex (const CXXRecordDecl *base) const |
Return the LLVM field index corresponding to the given virtual base. | |
const CGBitFieldInfo & | getBitFieldInfo (const FieldDecl *FD) const |
Return the BitFieldInfo that corresponds to the field FD. | |
void | print (raw_ostream &OS) const |
void | dump () const |
Friends | |
class | CodeGenTypes |
CGRecordLayout - This class handles struct and union layout info while lowering AST types to LLVM types.
These layout objects are only created on demand as IR generation requires.
Definition at line 121 of file CGRecordLayout.h.
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Definition at line 162 of file CGRecordLayout.h.
LLVM_DUMP_METHOD void CGRecordLayout::dump | ( | ) | const |
Definition at line 1050 of file CGRecordLayoutBuilder.cpp.
References print().
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Return the "base subobject" LLVM type associated with this record.
Definition at line 179 of file CGRecordLayout.h.
Referenced by EmitNullConstant().
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Return the BitFieldInfo that corresponds to the field FD.
Definition at line 222 of file CGRecordLayout.h.
References clang::FieldDecl::getCanonicalDecl(), and clang::FieldDecl::isBitField().
Referenced by setUsedBits().
Return llvm::StructType element number that corresponds to the field FD.
Definition at line 197 of file CGRecordLayout.h.
References clang::FieldDecl::getCanonicalDecl().
Referenced by emitAddrOfFieldStorage(), EmitNullConstant(), emitPreserveStructAccess(), and clang::CodeGen::getLLVMFieldNumber().
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Return the "complete object" LLVM type associated with this record.
Definition at line 173 of file CGRecordLayout.h.
Referenced by EmitNullConstant().
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Definition at line 209 of file CGRecordLayout.h.
Referenced by EmitNullConstant().
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Return the LLVM field index corresponding to the given virtual base.
Only valid when operating on the complete object.
Definition at line 216 of file CGRecordLayout.h.
Referenced by EmitNullConstant().
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Definition at line 205 of file CGRecordLayout.h.
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Check whether this struct can be C++ zero-initialized with a zeroinitializer.
Definition at line 185 of file CGRecordLayout.h.
Referenced by clang::CodeGen::CodeGenTypes::isZeroInitializable().
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Check whether this struct can be C++ zero-initialized with a zeroinitializer when considered as a base subobject.
Definition at line 191 of file CGRecordLayout.h.
Referenced by EmitNullConstantForBase().
void CGRecordLayout::print | ( | raw_ostream & | OS | ) | const |
Definition at line 1020 of file CGRecordLayoutBuilder.cpp.
References clang::RecordDecl::field_begin(), and clang::DeclContext::getParent().
Referenced by dump().
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Definition at line 122 of file CGRecordLayout.h.