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Pull up error handling in PDT evaluator.

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PopSlime
2023-04-03 16:49:34 +08:00
parent 0c796c4d7a
commit 072703efe7
2 changed files with 13 additions and 12 deletions
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10
Assets/Cryville/Common/Pdt/PdtEvaluatorBase.cs
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@@ -189,6 +189,11 @@ namespace Cryville.Common.Pdt {
op.Begin(this, pc);
for (int i = 0; i < pc; i++) {
var frame = _stack[--_framecount];
if (frame.Type == PdtInternalType.Error) {
_framecount -= pc - i;
_stack[_framecount++] = new StackFrame { Type = PdtInternalType.Error, Offset = _goffset, Length = 0 };
return;
}
op.LoadOperand(new PdtVariableMemory(frame.Type, pmem + frame.Offset, frame.Length));
_goffset -= frame.Length;
}
@@ -198,6 +203,11 @@ namespace Cryville.Common.Pdt {
internal unsafe void Collapse(int name, LinkedListNode<PdtInstruction> target) {
fixed (byte* pmem = _mem) {
var frame = _stack[--_framecount];
if (frame.Type == PdtInternalType.Error) {
_stack[_framecount++] = new StackFrame { Type = PdtInternalType.Error, Offset = _goffset, Length = 0 };
_rip = target;
return;
}
if (Collapse(name, new PdtVariableMemory(frame.Type, pmem + frame.Offset, frame.Length))) {
_framecount++;
_rip = target;