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fixed bug with saving stack

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Parker TenBroeck 2025-04-29 13:29:12 -04:00
parent 989c807aac
commit 90bfb8a631
5 changed files with 59 additions and 13 deletions
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18
src/generator/runtime/Frame.java
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@ -11,8 +11,7 @@ public record Frame(FrameTracker.Type[] locals, FrameTracker.Type[] stack) {
return "Frame[l =" + Arrays.toString(locals) + ", s = " + Arrays.toString(stack) + "]";
}
public SavedStateTracker save(StateMachineBuilder smb, CodeBuilder cob, int loc_off, int stack_off) {
var sst = new SavedStateTracker();
public void save_locals(StateMachineBuilder smb, CodeBuilder cob, SavedStateTracker sst, int loc_off){
int slot = 0;
for (var entry : locals) {
slot++;
@ -21,7 +20,22 @@ public record Frame(FrameTracker.Type[] locals, FrameTracker.Type[] stack) {
sst.save_local(smb, cob, entry.toCD(), slot - smb.paramSlotOff + loc_off - 1);
}
}
public void save_stack(StateMachineBuilder smb, CodeBuilder cob, SavedStateTracker sst, int stack_off) {
for(int i = stack.length-1-stack_off; i >= 0; i --){
if(stack[i].isCategory2_2nd())continue;
sst.save_stack(smb, cob, stack[i].toCD());
}
}
public SavedStateTracker save(StateMachineBuilder smb, CodeBuilder cob, SavedStateTracker sst, int loc_off, int stack_off) {
save_locals(smb, cob, sst, loc_off);
save_stack(smb, cob, sst, stack_off);
return sst;
}
public SavedStateTracker save(StateMachineBuilder smb, CodeBuilder cob, int loc_off, int stack_off) {
var sst = new SavedStateTracker();
return save(smb, cob, sst, loc_off, stack_off);
}
}