llvm-for-llvmta/include/llvm/DebugInfo/CodeView/SymbolRecordHelpers.h

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2022-04-25 10:02:23 +02:00
//===- SymbolRecordHelpers.h ------------------------------------*- 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
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_DEBUGINFO_CODEVIEW_SYMBOLRECORDHELPERS_H
#define LLVM_DEBUGINFO_CODEVIEW_SYMBOLRECORDHELPERS_H
#include "llvm/DebugInfo/CodeView/CVRecord.h"
#include "llvm/DebugInfo/CodeView/CodeView.h"
namespace llvm {
namespace codeview {
/// Return true if this symbol opens a scope. This implies that the symbol has
/// "parent" and "end" fields, which contain the offset of the S_END or
/// S_INLINESITE_END record.
inline bool symbolOpensScope(SymbolKind Kind) {
switch (Kind) {
case SymbolKind::S_GPROC32:
case SymbolKind::S_LPROC32:
case SymbolKind::S_LPROC32_ID:
case SymbolKind::S_GPROC32_ID:
case SymbolKind::S_BLOCK32:
case SymbolKind::S_SEPCODE:
case SymbolKind::S_THUNK32:
case SymbolKind::S_INLINESITE:
case SymbolKind::S_INLINESITE2:
return true;
default:
break;
}
return false;
}
/// Return true if this ssymbol ends a scope.
inline bool symbolEndsScope(SymbolKind Kind) {
switch (Kind) {
case SymbolKind::S_END:
case SymbolKind::S_PROC_ID_END:
case SymbolKind::S_INLINESITE_END:
return true;
default:
break;
}
return false;
}
/// Given a symbol P for which symbolOpensScope(P) == true, return the
/// corresponding end offset.
uint32_t getScopeEndOffset(const CVSymbol &Symbol);
uint32_t getScopeParentOffset(const CVSymbol &Symbol);
CVSymbolArray limitSymbolArrayToScope(const CVSymbolArray &Symbols,
uint32_t ScopeBegin);
} // namespace codeview
} // namespace llvm
#endif