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APIs to GetValueAsSigned/Unsigned() in SBValue now also accept an SBError parameter to give more info about any problem

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The synthetic children providers now use the new (safer) APIs to get the values of objects
As a side effect, fixed an issue in ValueObject where ResolveValue() was not always updating the value before reading it

llvm-svn: 136861
This commit is contained in:
Enrico Granata
2011-08-04 01:41:02 +00:00
parent b224db72b0
commit 6fd87d5d33
12 changed files with 156 additions and 60 deletions
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42
lldb/source/API/SBValue.cpp
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@@ -618,6 +618,48 @@ SBValue::GetValueForExpressionPath(const char* expr_path)
return sb_value;
}
int64_t
SBValue::GetValueAsSigned(SBError& error, int64_t fail_value)
{
if (m_opaque_sp)
{
if (m_opaque_sp->GetUpdatePoint().GetTargetSP())
{
Mutex::Locker api_locker (m_opaque_sp->GetUpdatePoint().GetTargetSP()->GetAPIMutex());
Scalar scalar;
if (m_opaque_sp->ResolveValue (scalar))
return scalar.GetRawBits64(fail_value);
else
error.SetErrorString("could not get value");
}
else
error.SetErrorString("could not get target");
}
error.SetErrorString("invalid SBValue");
return fail_value;
}
uint64_t
SBValue::GetValueAsUnsigned(SBError& error, uint64_t fail_value)
{
if (m_opaque_sp)
{
if (m_opaque_sp->GetUpdatePoint().GetTargetSP())
{
Mutex::Locker api_locker (m_opaque_sp->GetUpdatePoint().GetTargetSP()->GetAPIMutex());
Scalar scalar;
if (m_opaque_sp->ResolveValue (scalar))
return scalar.GetRawBits64(fail_value);
else
error.SetErrorString("could not get value");
}
else
error.SetErrorString("could not get target");
}
error.SetErrorString("invalid SBValue");
return fail_value;
}
int64_t
SBValue::GetValueAsSigned(int64_t fail_value)
{