mirror of
https://github.com/TorqueGameEngines/Torque3D.git
synced 2026-01-20 04:34:48 +00:00
158 lines
4 KiB
C++
158 lines
4 KiB
C++
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#include "evalState.h"
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void ExprEvalState::pushFrame(StringTableEntry frameName, Namespace *ns, S32 registerCount)
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{
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#ifdef DEBUG_SPEW
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validate();
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Platform::outputDebugString("[ConsoleInternal] Pushing new frame for '%s' at %i",
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frameName, mStackDepth);
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#endif
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if (mStackDepth + 1 > stack.size())
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{
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#ifdef DEBUG_SPEW
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Platform::outputDebugString("[ConsoleInternal] Growing stack by one frame");
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#endif
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stack.push_back(new Dictionary);
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}
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Dictionary& newFrame = *(stack[mStackDepth]);
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newFrame.setState();
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newFrame.scopeName = frameName;
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newFrame.scopeNamespace = ns;
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Con::pushStackFrame(stack[mStackDepth]);
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mStackDepth++;
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currentVariable = NULL;
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AssertFatal(!newFrame.getCount(), "ExprEvalState::pushFrame - Dictionary not empty!");
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ConsoleValue* consoleValArray = new ConsoleValue[registerCount]();
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localStack.push_back(ConsoleValueFrame(consoleValArray, false));
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currentRegisterArray = &localStack.last();
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AssertFatal(mStackDepth == localStack.size(), avar("Stack sizes do not match. mStackDepth = %d, localStack = %d", mStackDepth, localStack.size()));
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#ifdef DEBUG_SPEW
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validate();
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#endif
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}
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void ExprEvalState::popFrame()
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{
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AssertFatal(mStackDepth > 0, "ExprEvalState::popFrame - Stack Underflow!");
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#ifdef DEBUG_SPEW
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validate();
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Platform::outputDebugString("[ConsoleInternal] Popping %sframe at %i",
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getCurrentFrame().isOwner() ? "" : "shared ", mStackDepth - 1);
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#endif
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Con::popStackFrame();
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mStackDepth--;
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stack[mStackDepth]->reset();
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currentVariable = NULL;
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const ConsoleValueFrame& frame = localStack.last();
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localStack.pop_back();
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if (!frame.isReference)
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delete[] frame.values;
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currentRegisterArray = localStack.size() ? &localStack.last() : NULL;
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AssertFatal(mStackDepth == localStack.size(), avar("Stack sizes do not match. mStackDepth = %d, localStack = %d", mStackDepth, localStack.size()));
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#ifdef DEBUG_SPEW
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validate();
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#endif
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}
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void ExprEvalState::pushFrameRef(S32 stackIndex)
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{
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AssertFatal(stackIndex >= 0 && stackIndex < mStackDepth, "You must be asking for a valid frame!");
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#ifdef DEBUG_SPEW
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validate();
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Platform::outputDebugString("[ConsoleInternal] Cloning frame from %i to %i",
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stackIndex, mStackDepth);
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#endif
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if (mStackDepth + 1 > stack.size())
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{
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#ifdef DEBUG_SPEW
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Platform::outputDebugString("[ConsoleInternal] Growing stack by one frame");
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#endif
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stack.push_back(new Dictionary);
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}
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Dictionary& newFrame = *(stack[mStackDepth]);
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newFrame.setState(stack[stackIndex]);
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Con::pushStackFrame(stack[mStackDepth]);
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mStackDepth++;
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currentVariable = NULL;
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ConsoleValue* values = localStack[stackIndex].values;
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localStack.push_back(ConsoleValueFrame(values, true));
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currentRegisterArray = &localStack.last();
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AssertFatal(mStackDepth == localStack.size(), avar("Stack sizes do not match. mStackDepth = %d, localStack = %d", mStackDepth, localStack.size()));
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#ifdef DEBUG_SPEW
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validate();
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#endif
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}
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void ExprEvalState::pushDebugFrame(S32 stackIndex)
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{
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pushFrameRef(stackIndex);
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Dictionary& newFrame = *(stack[mStackDepth - 1]);
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// debugger needs to know this info...
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newFrame.scopeName = stack[stackIndex]->scopeName;
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newFrame.scopeNamespace = stack[stackIndex]->scopeNamespace;
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newFrame.module = stack[stackIndex]->module;
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newFrame.ip = stack[stackIndex]->ip;
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}
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ExprEvalState::ExprEvalState()
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{
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VECTOR_SET_ASSOCIATION(stack);
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currentVariable = NULL;
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mStackDepth = 0;
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stack.reserve(64);
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mShouldReset = false;
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mResetLocked = false;
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copyVariable = NULL;
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currentRegisterArray = NULL;
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}
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ExprEvalState::~ExprEvalState()
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{
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// Delete callframes.
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while (!stack.empty())
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{
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delete stack.last();
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stack.decrement();
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}
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}
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void ExprEvalState::validate()
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{
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AssertFatal(mStackDepth <= stack.size(),
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"ExprEvalState::validate() - Stack depth pointing beyond last stack frame!");
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for (U32 i = 0; i < stack.size(); ++i)
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stack[i]->validate();
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}
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