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Eliminate extra dynamic allocation in the Stack

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This commit is contained in:
Jason Turner 2014-10-05 08:58:29 -06:00
parent 5986531bba
commit 5619f2602d
1 changed files with 6 additions and 13 deletions
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19
include/chaiscript/dispatchkit/dispatchkit.hpp
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@ -389,8 +389,7 @@ namespace chaiscript
public:
typedef std::map<std::string, chaiscript::Type_Info> Type_Name_Map;
typedef std::map<std::string, Boxed_Value> Scope;
typedef std::deque<Scope> StackData;
typedef std::shared_ptr<StackData> Stack;
typedef std::vector<Scope> StackData;
struct State
{
@ -528,7 +527,7 @@ namespace chaiscript
void new_stack()
{
// add a new Stack with 1 element
m_stack_holder->stacks.emplace_back(std::make_shared<StackData>(1));
m_stack_holder->stacks.emplace_back(1);
}
void pop_stack()
@ -536,12 +535,6 @@ namespace chaiscript
m_stack_holder->stacks.pop_back();
}
/// \returns the current stack
Stack get_stack() const
{
return m_stack_holder->stacks.back();
}
/// Searches the current stack for an object of the given name
/// includes a special overload for the _ place holder object to
/// ensure that it is always in scope.
@ -718,7 +711,7 @@ namespace chaiscript
Stack_Holder &s = *m_stack_holder;
// We don't want the current context, but one up if it exists
StackData &stack = (s.stacks.size()==1)?(*(s.stacks.back())):(*s.stacks[s.stacks.size()-2]);
StackData &stack = (s.stacks.size()==1)?(s.stacks.back()):(s.stacks[s.stacks.size()-2]);
std::map<std::string, Boxed_Value> retval;
@ -966,7 +959,7 @@ namespace chaiscript
/// make const/non const versions
StackData &get_stack_data() const
{
return *(m_stack_holder->stacks.back());
return m_stack_holder->stacks.back();
}
const std::map<std::string, Proxy_Function> &get_function_objects_int() const
@ -1147,10 +1140,10 @@ namespace chaiscript
Stack_Holder()
: call_depth(0)
{
stacks.emplace_back(std::make_shared<StackData>(1));
stacks.emplace_back(1);
}
std::deque<Stack> stacks;
std::deque<StackData> stacks;
std::list<Boxed_Value> call_params;
int call_depth;