ITStudio_OUC/OxideJS-New
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refactor: 寄存器号 u8→u32 全链放宽，vreg 化去 checkpoint/reg_overflow

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彭俊皓
2026-08-06 16:31:16 +08:00
parent 5988696f5b
commit 224d1347eb
54 changed files with 404 additions and 431 deletions
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crates/oxide_emit/src/expr/object/object_literal.rs
+7 -10
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@@ -10,10 +10,9 @@ use oxide_parser::{Expression, ObjectPropertyKind, PropertyKey, PropertyKind};
impl Emitter {
pub(crate) fn emit_object_expression(
&self, obj: &oxide_parser::ObjectExpression, ctx: &mut CompileCtx,
) -> Result<u8, String> {
) -> Result<u32, String> {
let obj_reg = ctx.alloc_reg();
ctx.inst(Inst::new(OpCode::NEW_OBJECT, Operand::Reg(obj_reg as u32), Operand::None, Operand::None));
let prop_checkpoint = ctx.reg_checkpoint();
ctx.inst(Inst::new(OpCode::NEW_OBJECT, Operand::Reg(obj_reg), Operand::None, Operand::None));
for prop in &obj.properties {
let ObjectPropertyKind::ObjectProperty(p) = prop else {
return Err("spread properties not yet supported".into());
@@ -37,25 +36,23 @@ impl Emitter {
};
let idx = ctx.add_constant(Constant::String(prop_name.to_string()));
ctx.inst(Inst::define_accessor(
Operand::Reg(obj_reg as u32),
Operand::Reg(get_reg as u32),
Operand::Reg(set_reg as u32),
Operand::Reg(obj_reg),
Operand::Reg(get_reg),
Operand::Reg(set_reg),
idx as u32,
));
ctx.restore_reg_checkpoint(prop_checkpoint);
}
_ => {
let idx = ctx.add_constant(Constant::String(prop_name.to_string()));
let key_reg = ctx.alloc_reg();
ctx.inst(Inst::load_const(Operand::Reg(key_reg as u32), idx));
ctx.inst(Inst::load_const(Operand::Reg(key_reg), idx));
let val_reg = self.emit_expression(&p.value, ctx)?;
if matches!(&p.value, Expression::ArrowFunctionExpression(_)) {
if let Some(sub_mod) = ctx.nested.last_mut() {
sub_mod.function_name = Some(prop_name.to_string());
}
}
ctx.inst(Inst::new(OpCode::SET_PROP, Operand::Reg(obj_reg as u32), Operand::Reg(val_reg as u32), Operand::Reg(key_reg as u32)));
ctx.restore_reg_checkpoint(prop_checkpoint);
ctx.inst(Inst::new(OpCode::SET_PROP, Operand::Reg(obj_reg), Operand::Reg(val_reg), Operand::Reg(key_reg)));
}
}
}