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Fix bugs

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This commit is contained in:
Andrew Morris
2023-06-29 19:26:42 +10:00
parent 842ad083b5
commit ebf4ca9ae4
4 changed files with 28 additions and 16 deletions
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7
valuescript_compiler/src/asm.rs
View File

@@ -244,6 +244,13 @@ impl Register {
}
}
pub fn copy(&self) -> Self {
Register {
take: false,
name: self.name.clone(),
}
}
pub fn is_return(&self) -> bool {
return self.name == "return";
}

31
valuescript_compiler/src/optimization/simplify.rs
View File

@@ -24,7 +24,7 @@ pub fn simplify(module: &mut Module) {
#[derive(Default)]
struct FnState {
mutable_this_established: bool,
registers: HashMap<Register, Value>,
registers: HashMap<String, Value>,
}
impl FnState {
@@ -130,7 +130,7 @@ impl FnState {
fn simplify_arg(&self, arg: &mut Value) {
arg.visit_values_mut(&mut |value| {
if let Value::Register(reg) = value {
if let Some(new_value) = self.registers.get(reg) {
if let Some(new_value) = self.registers.get(&reg.name) {
*value = new_value.clone();
}
}
@@ -148,21 +148,19 @@ impl FnState {
Instruction::OpInc(reg) => {
// TODO: Use apply_binary_op?
let new_value = match self.registers.get(reg) {
let new_value = match self.registers.get(&reg.name) {
Some(Value::Number(Number(x))) => Some(Value::Number(Number(x + 1.0))),
Some(Value::BigInt(x)) => Some(Value::BigInt(x + BigInt::from(1))),
Some(_) => None,
None => return,
Some(_) | None => None,
};
self.set_register(reg, new_value);
}
Instruction::OpDec(reg) => {
let new_value = match self.registers.get(reg) {
let new_value = match self.registers.get(&reg.name) {
Some(Value::Number(Number(x))) => Some(Value::Number(Number(x - 1.0))),
Some(Value::BigInt(x)) => Some(Value::BigInt(x - BigInt::from(1))),
Some(_) => None,
None => return,
Some(_) | None => None,
};
self.set_register(reg, new_value);
@@ -255,10 +253,15 @@ impl FnState {
self.set_register(dst, None);
}
Instruction::Apply(_a1, _this, _a3, dst) => self.set_register(dst, None),
Instruction::Apply(_a, this, _a3, dst)
| Instruction::SubCall(this, _a, _a3, dst)
| Instruction::ThisSubCall(this, _a, _a3, dst) => {
if let Value::Register(this) = this {
self.set_register(this, None);
}
Instruction::SubCall(_this, _a2, _a3, dst)
| Instruction::ThisSubCall(_this, _a2, _a3, dst) => self.set_register(dst, None),
self.set_register(dst, None);
}
Instruction::ConstSubCall(_a1, _a2, _a3, dst) => self.set_register(dst, None),
@@ -286,7 +289,7 @@ impl FnState {
}
fn set_register(&mut self, reg: &Register, value: Option<Value>) {
let mut registers_to_clear = HashSet::<Register>::new();
let mut registers_to_clear = HashSet::<String>::new();
for (k, v) in &mut self.registers {
v.visit_values_mut(&mut |value| {
@@ -303,8 +306,8 @@ impl FnState {
}
match value {
Some(value) => self.registers.insert(reg.clone(), value),
None => self.registers.remove(reg),
Some(value) => self.registers.insert(reg.name.clone(), value),
None => self.registers.remove(&reg.name),
};
}