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d821c997aa
These three classes have no external dependencies, but they are used from various low-level APIs. Moving them down to Utility improves overall code layering (although it still does not break any particular dependency completely). The XCode project will need to be updated after this change. Differential Revision: https://reviews.llvm.org/D49740 llvm-svn: 339127
94 lines
3.2 KiB
C++
94 lines
3.2 KiB
C++
//===-- ValueObjectCast.cpp -------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "lldb/Core/ValueObjectCast.h"
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#include "lldb/Core/Value.h"
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#include "lldb/Core/ValueObject.h"
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#include "lldb/Symbol/CompilerType.h"
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#include "lldb/Target/ExecutionContext.h"
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#include "lldb/Utility/Scalar.h" // for operator!=, Scalar
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#include "lldb/Utility/Status.h" // for Status
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namespace lldb_private {
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class ConstString;
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}
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using namespace lldb_private;
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lldb::ValueObjectSP ValueObjectCast::Create(ValueObject &parent,
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const ConstString &name,
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const CompilerType &cast_type) {
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ValueObjectCast *cast_valobj_ptr =
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new ValueObjectCast(parent, name, cast_type);
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return cast_valobj_ptr->GetSP();
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}
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ValueObjectCast::ValueObjectCast(ValueObject &parent, const ConstString &name,
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const CompilerType &cast_type)
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: ValueObject(parent), m_cast_type(cast_type) {
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SetName(name);
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// m_value.SetContext (Value::eContextTypeClangType,
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// cast_type.GetOpaqueQualType());
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m_value.SetCompilerType(cast_type);
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}
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ValueObjectCast::~ValueObjectCast() {}
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CompilerType ValueObjectCast::GetCompilerTypeImpl() { return m_cast_type; }
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size_t ValueObjectCast::CalculateNumChildren(uint32_t max) {
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auto children_count = GetCompilerType().GetNumChildren(true);
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return children_count <= max ? children_count : max;
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}
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uint64_t ValueObjectCast::GetByteSize() {
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ExecutionContext exe_ctx(GetExecutionContextRef());
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return m_value.GetValueByteSize(nullptr, &exe_ctx);
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}
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lldb::ValueType ValueObjectCast::GetValueType() const {
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// Let our parent answer global, local, argument, etc...
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return m_parent->GetValueType();
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}
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bool ValueObjectCast::UpdateValue() {
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SetValueIsValid(false);
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m_error.Clear();
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if (m_parent->UpdateValueIfNeeded(false)) {
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Value old_value(m_value);
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m_update_point.SetUpdated();
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m_value = m_parent->GetValue();
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CompilerType compiler_type(GetCompilerType());
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// m_value.SetContext (Value::eContextTypeClangType, compiler_type);
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m_value.SetCompilerType(compiler_type);
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SetAddressTypeOfChildren(m_parent->GetAddressTypeOfChildren());
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if (!CanProvideValue()) {
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// this value object represents an aggregate type whose children have
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// values, but this object does not. So we say we are changed if our
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// location has changed.
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SetValueDidChange(m_value.GetValueType() != old_value.GetValueType() ||
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m_value.GetScalar() != old_value.GetScalar());
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}
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ExecutionContext exe_ctx(GetExecutionContextRef());
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m_error = m_value.GetValueAsData(&exe_ctx, m_data, 0, GetModule().get());
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SetValueDidChange(m_parent->GetValueDidChange());
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return true;
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}
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// The dynamic value failed to get an error, pass the error along
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if (m_error.Success() && m_parent->GetError().Fail())
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m_error = m_parent->GetError();
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SetValueIsValid(false);
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return false;
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}
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bool ValueObjectCast::IsInScope() { return m_parent->IsInScope(); }
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