Merge lldb r188801 to contrib/llvm/tools/lldb/

1 files changed, 136 insertions, 0 deletions

diff --git a/contrib/llvm/tools/lldb/source/Expression/ClangExpressionVariable.cpp b/contrib/llvm/tools/lldb/source/Expression/ClangExpressionVariable.cpp
new file mode 100644
index 0000000..0d355ce
--- /dev/null
+++ b/contrib/llvm/tools/lldb/source/Expression/ClangExpressionVariable.cpp
@@ -0,0 +1,136 @@
+//===-- ClangExpressionVariable.cpp -----------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "lldb/Expression/ClangExpressionVariable.h"
+
+// C Includes
+// C++ Includes
+// Other libraries and framework includes
+// Project includes
+#include "clang/AST/ASTContext.h"
+#include "lldb/Core/ConstString.h"
+#include "lldb/Core/DataExtractor.h"
+#include "lldb/Core/Stream.h"
+#include "lldb/Core/Value.h"
+#include "lldb/Core/ValueObjectConstResult.h"
+#include "lldb/Target/ExecutionContext.h"
+#include "lldb/Target/Process.h"
+
+using namespace lldb_private;
+using namespace clang;
+
+ClangExpressionVariable::ClangExpressionVariable(ExecutionContextScope *exe_scope, lldb::ByteOrder byte_order, uint32_t addr_byte_size) :
+    m_parser_vars(),
+    m_jit_vars (),
+    m_flags (EVNone),
+    m_frozen_sp (ValueObjectConstResult::Create (exe_scope, byte_order, addr_byte_size))
+{
+}
+
+ClangExpressionVariable::ClangExpressionVariable (const lldb::ValueObjectSP &valobj_sp) :
+    m_parser_vars(),
+    m_jit_vars (),
+    m_flags (EVNone),
+    m_frozen_sp (valobj_sp)
+{
+}
+
+//----------------------------------------------------------------------
+/// Return the variable's size in bytes
+//----------------------------------------------------------------------
+size_t 
+ClangExpressionVariable::GetByteSize ()
+{
+    return m_frozen_sp->GetByteSize();
+}    
+
+const ConstString &
+ClangExpressionVariable::GetName ()
+{
+    return m_frozen_sp->GetName();
+}    
+
+lldb::ValueObjectSP
+ClangExpressionVariable::GetValueObject()
+{
+    return m_frozen_sp;
+}
+
+RegisterInfo *
+ClangExpressionVariable::GetRegisterInfo()
+{
+    return m_frozen_sp->GetValue().GetRegisterInfo();
+}
+
+void
+ClangExpressionVariable::SetRegisterInfo (const RegisterInfo *reg_info)
+{
+    return m_frozen_sp->GetValue().SetContext (Value::eContextTypeRegisterInfo, const_cast<RegisterInfo *>(reg_info));
+}
+
+ClangASTType
+ClangExpressionVariable::GetClangType()
+{
+    return m_frozen_sp->GetClangType();
+}    
+
+void
+ClangExpressionVariable::SetClangType(const ClangASTType &clang_type)
+{
+    m_frozen_sp->GetValue().SetClangType(clang_type);
+}    
+
+
+TypeFromUser
+ClangExpressionVariable::GetTypeFromUser()
+{
+    TypeFromUser tfu (m_frozen_sp->GetClangType());
+    return tfu;
+}    
+
+uint8_t *
+ClangExpressionVariable::GetValueBytes()
+{
+    const size_t byte_size = m_frozen_sp->GetByteSize();
+    if (byte_size > 0)
+    {
+        if (m_frozen_sp->GetDataExtractor().GetByteSize() < byte_size)
+        {
+            m_frozen_sp->GetValue().ResizeData(byte_size);
+            m_frozen_sp->GetValue().GetData (m_frozen_sp->GetDataExtractor());
+        }
+        return const_cast<uint8_t *>(m_frozen_sp->GetDataExtractor().GetDataStart());
+    }
+    return NULL;
+}
+
+void
+ClangExpressionVariable::SetName (const ConstString &name)
+{
+    m_frozen_sp->SetName (name);
+}
+
+void
+ClangExpressionVariable::ValueUpdated ()
+{
+    m_frozen_sp->ValueUpdated ();
+}
+
+void
+ClangExpressionVariable::TransferAddress (bool force)
+{
+    if (m_live_sp.get() == NULL)
+        return;
+
+    if (m_frozen_sp.get() == NULL)
+        return;
+    
+    if (force || (m_frozen_sp->GetLiveAddress() == LLDB_INVALID_ADDRESS))
+        m_frozen_sp->SetLiveAddress(m_live_sp->GetLiveAddress());
+}