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| //===-- TypeIndex.cpp - CodeView type index ---------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "llvm/DebugInfo/CodeView/TypeIndex.h"
#include "llvm/DebugInfo/CodeView/TypeCollection.h"
#include "llvm/Support/ScopedPrinter.h"
using namespace llvm;
using namespace llvm::codeview;
namespace {
struct SimpleTypeEntry {
StringRef Name;
SimpleTypeKind Kind;
};
/// The names here all end in "*". If the simple type is a pointer type, we
/// return the whole name. Otherwise we lop off the last character in our
/// StringRef.
static const SimpleTypeEntry SimpleTypeNames[] = {
{"void*", SimpleTypeKind::Void},
{"<not translated>*", SimpleTypeKind::NotTranslated},
{"HRESULT*", SimpleTypeKind::HResult},
{"signed char*", SimpleTypeKind::SignedCharacter},
{"unsigned char*", SimpleTypeKind::UnsignedCharacter},
{"char*", SimpleTypeKind::NarrowCharacter},
{"wchar_t*", SimpleTypeKind::WideCharacter},
{"char16_t*", SimpleTypeKind::Character16},
{"char32_t*", SimpleTypeKind::Character32},
{"__int8*", SimpleTypeKind::SByte},
{"unsigned __int8*", SimpleTypeKind::Byte},
{"short*", SimpleTypeKind::Int16Short},
{"unsigned short*", SimpleTypeKind::UInt16Short},
{"__int16*", SimpleTypeKind::Int16},
{"unsigned __int16*", SimpleTypeKind::UInt16},
{"long*", SimpleTypeKind::Int32Long},
{"unsigned long*", SimpleTypeKind::UInt32Long},
{"int*", SimpleTypeKind::Int32},
{"unsigned*", SimpleTypeKind::UInt32},
{"__int64*", SimpleTypeKind::Int64Quad},
{"unsigned __int64*", SimpleTypeKind::UInt64Quad},
{"__int64*", SimpleTypeKind::Int64},
{"unsigned __int64*", SimpleTypeKind::UInt64},
{"__int128*", SimpleTypeKind::Int128},
{"unsigned __int128*", SimpleTypeKind::UInt128},
{"__half*", SimpleTypeKind::Float16},
{"float*", SimpleTypeKind::Float32},
{"float*", SimpleTypeKind::Float32PartialPrecision},
{"__float48*", SimpleTypeKind::Float48},
{"double*", SimpleTypeKind::Float64},
{"long double*", SimpleTypeKind::Float80},
{"__float128*", SimpleTypeKind::Float128},
{"_Complex float*", SimpleTypeKind::Complex32},
{"_Complex double*", SimpleTypeKind::Complex64},
{"_Complex long double*", SimpleTypeKind::Complex80},
{"_Complex __float128*", SimpleTypeKind::Complex128},
{"bool*", SimpleTypeKind::Boolean8},
{"__bool16*", SimpleTypeKind::Boolean16},
{"__bool32*", SimpleTypeKind::Boolean32},
{"__bool64*", SimpleTypeKind::Boolean64},
};
} // namespace
StringRef TypeIndex::simpleTypeName(TypeIndex TI) {
assert(TI.isNoneType() || TI.isSimple());
if (TI.isNoneType())
return "<no type>";
if (TI == TypeIndex::NullptrT())
return "std::nullptr_t";
// This is a simple type.
for (const auto &SimpleTypeName : SimpleTypeNames) {
if (SimpleTypeName.Kind == TI.getSimpleKind()) {
if (TI.getSimpleMode() == SimpleTypeMode::Direct)
return SimpleTypeName.Name.drop_back(1);
// Otherwise, this is a pointer type. We gloss over the distinction
// between near, far, 64, 32, etc, and just give a pointer type.
return SimpleTypeName.Name;
}
}
return "<unknown simple type>";
}
void llvm::codeview::printTypeIndex(ScopedPrinter &Printer, StringRef FieldName,
TypeIndex TI, TypeCollection &Types) {
StringRef TypeName;
if (!TI.isNoneType()) {
if (TI.isSimple())
TypeName = TypeIndex::simpleTypeName(TI);
else
TypeName = Types.getTypeName(TI);
}
if (!TypeName.empty())
Printer.printHex(FieldName, TypeName, TI.getIndex());
else
Printer.printHex(FieldName, TI.getIndex());
}
|