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Removing packed variables mode

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I halfway did it in dc223e5. Here's the other half. Also some minor
cleanup/refactoring as per usual.
This commit is contained in:
arookas 2016-02-01 14:16:10 -05:00
parent 30c3f6f19c
commit b147006ffe
1 changed files with 42 additions and 32 deletions
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74
ssc/scope.cs
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@ -4,47 +4,57 @@ using System.Linq;
namespace arookas {
class sunScopeStack : IEnumerable<sunScope> {
List<sunScope> Stack { get; set; }
List<sunScope> mStack;
int mGlobals, mLocals;
public int Count { get { return Stack.Count; } }
#if SSC_PACK_VARS
int GlobalCount { get { return Stack.Where(i => i.Type == sunScopeType.Script).Sum(i => i.VariableCount); } }
int LocalCount { get { return Stack.Where(i => i.Type == sunScopeType.Function).Sum(i => i.VariableCount); } }
#else
int GlobalCount { get; set; }
int LocalCount { get; set; }
#endif
public int Count {
get { return mStack.Count; }
}
public sunScope Root { get { return this.FirstOrDefault(i => i.Type == Top.Type); } }
public sunScope Script { get { return this.FirstOrDefault(i => i.Type == sunScopeType.Script); } }
public sunScope Function { get { return this.FirstOrDefault(i => i.Type == sunScopeType.Function); } }
public sunScope Top { get { return this[Count - 1]; } }
public sunScope Root {
get { return this.FirstOrDefault(i => i.Type == Top.Type); }
}
public sunScope Script {
get { return this.FirstOrDefault(i => i.Type == sunScopeType.Script); }
}
public sunScope Function {
get { return this.FirstOrDefault(i => i.Type == sunScopeType.Function); }
}
public sunScope Top {
get { return this[Count - 1]; }
}
public sunScope this[int index] { get { return Stack[index]; } }
public sunScope this[int index] {
get { return mStack[index]; }
}
public sunScopeStack() {
Stack = new List<sunScope>(8);
mStack = new List<sunScope>(8);
Push(sunScopeType.Script); // push global scope
}
public void Push() { Push(Top.Type); }
public void Push(sunScopeType type) {
Stack.Add(new sunScope(type));
mStack.Add(new sunScope(type));
}
public void Pop() {
if (Count > 1) {
Stack.RemoveAt(Count - 1);
mStack.RemoveAt(Count - 1);
}
}
public void Clear() {
Stack.Clear();
mStack.Clear();
Push(sunScopeType.Script); // add global scope
mGlobals = 0;
mLocals = 0;
}
#if !SSC_PACK_VARS
public void ResetGlobalCount() { GlobalCount = 0; }
public void ResetLocalCount() { LocalCount = 0; }
#endif
public void ResetGlobalCount() {
mGlobals = 0;
}
public void ResetLocalCount() {
mLocals = 0;
}
public sunVariableSymbol DeclareVariable(string name) {
switch (Top.Type) {
@ -57,26 +67,26 @@ namespace arookas {
return Top.DeclareConstant(name, expression);
}
sunVariableSymbol DeclareGlobal(string name) {
var symbol = Top.DeclareVariable(name, 0, GlobalCount);
#if !SSC_PACK_VARS
var symbol = Top.DeclareVariable(name, 0, mGlobals);
if (symbol != null) {
++GlobalCount;
++mGlobals;
}
#endif
return symbol;
}
sunVariableSymbol DeclareLocal(string name) {
var symbol = Top.DeclareVariable(name, 1, LocalCount);
#if !SSC_PACK_VARS
var symbol = Top.DeclareVariable(name, 1, mLocals);
if (symbol != null) {
++LocalCount;
++mLocals;
}
#endif
return symbol;
}
public IEnumerator<sunScope> GetEnumerator() { return Stack.GetEnumerator(); }
IEnumerator IEnumerable.GetEnumerator() { return GetEnumerator(); }
public IEnumerator<sunScope> GetEnumerator() {
return mStack.GetEnumerator();
}
IEnumerator IEnumerable.GetEnumerator() {
return GetEnumerator();
}
}
class sunScope {