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docs: 补充注释与格式化

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爱特每羊队
2026-08-06 23:10:27 +08:00
parent 4e0fd762c2
commit 328b8a3ddc
156 changed files with 2393 additions and 1687 deletions
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crates/oxide_emit/src/expr/assignment.rs
+82 -17
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@@ -2,10 +2,10 @@
//! 函数：`emit_assignment_expression`。
use crate::{CompileCtx, Emitter};
use oxide_ir::inst::Inst;
use oxide_ir::operand::Operand;
use oxide_bytecode::module::Constant;
use oxide_bytecode::opcode::OpCode;
use oxide_ir::inst::Inst;
use oxide_ir::operand::Operand;
use oxide_parser::AssignmentOperator;
impl Emitter {
@@ -22,13 +22,23 @@ impl Emitter {
let key_reg = ctx.alloc_reg();
ctx.inst(Inst::load_const(Operand::Reg(key_reg), idx));
let result_reg = ctx.alloc_reg();
ctx.inst(Inst::new(OpCode::LOAD_VAR, Operand::Reg(result_reg), Operand::Reg(obj_reg), Operand::None));
ctx.inst(Inst::new(
OpCode::LOAD_VAR,
Operand::Reg(result_reg),
Operand::Reg(obj_reg),
Operand::None,
));
ctx.inst(Inst::ic_get(Operand::Reg(result_reg), Operand::Reg(key_reg)));
self.emit_logical_assign_test(logical_op, result_reg, store_label, end_label, ctx)?;
ctx.labels.set_label_pos(store_label, ctx.insts.len());
let val_reg = self.emit_expression(&assign.right, ctx)?;
ctx.inst(Inst::ic_set(Operand::Reg(obj_reg), Operand::Reg(val_reg), Operand::Reg(key_reg)));
ctx.inst(Inst::new(OpCode::LOAD_VAR, Operand::Reg(result_reg), Operand::Reg(val_reg), Operand::None));
ctx.inst(Inst::new(
OpCode::LOAD_VAR,
Operand::Reg(result_reg),
Operand::Reg(val_reg),
Operand::None,
));
ctx.labels.set_label_pos(end_label, ctx.insts.len());
return Ok(result_reg);
}
@@ -63,19 +73,39 @@ impl Emitter {
let obj_reg = self.emit_expression(&member.object, ctx)?;
let key_reg = self.emit_expression(&member.expression, ctx)?;
let result_reg = ctx.alloc_reg();
ctx.inst(Inst::new(OpCode::GET_PROP_DYNAMIC, Operand::Reg(obj_reg), Operand::Reg(key_reg), Operand::Reg(result_reg)));
ctx.inst(Inst::new(
OpCode::GET_PROP_DYNAMIC,
Operand::Reg(obj_reg),
Operand::Reg(key_reg),
Operand::Reg(result_reg),
));
self.emit_logical_assign_test(logical_op, result_reg, store_label, end_label, ctx)?;
ctx.labels.set_label_pos(store_label, ctx.insts.len());
let val_reg = self.emit_expression(&assign.right, ctx)?;
ctx.inst(Inst::new(OpCode::SET_PROP_DYNAMIC, Operand::Reg(obj_reg), Operand::Reg(key_reg), Operand::Reg(val_reg)));
ctx.inst(Inst::new(OpCode::LOAD_VAR, Operand::Reg(result_reg), Operand::Reg(val_reg), Operand::None));
ctx.inst(Inst::new(
OpCode::SET_PROP_DYNAMIC,
Operand::Reg(obj_reg),
Operand::Reg(key_reg),
Operand::Reg(val_reg),
));
ctx.inst(Inst::new(
OpCode::LOAD_VAR,
Operand::Reg(result_reg),
Operand::Reg(val_reg),
Operand::None,
));
ctx.labels.set_label_pos(end_label, ctx.insts.len());
return Ok(result_reg);
}
let obj_reg = self.emit_expression(&member.object, ctx)?;
let key_reg = self.emit_expression(&member.expression, ctx)?;
let val_reg = self.emit_expression(&assign.right, ctx)?;
ctx.inst(Inst::new(OpCode::SET_PROP_DYNAMIC, Operand::Reg(obj_reg), Operand::Reg(key_reg), Operand::Reg(val_reg)));
ctx.inst(Inst::new(
OpCode::SET_PROP_DYNAMIC,
Operand::Reg(obj_reg),
Operand::Reg(key_reg),
Operand::Reg(val_reg),
));
Ok(val_reg)
} else if let oxide_parser::AssignmentTarget::PrivateFieldExpression(member) = &assign.left {
if assign.operator != AssignmentOperator::Assign {
@@ -84,7 +114,12 @@ impl Emitter {
let obj_reg = self.emit_expression(&member.object, ctx)?;
let val_reg = self.emit_expression(&assign.right, ctx)?;
let key_reg = self.emit_private_id_reg(member.field.name.as_str(), ctx)?;
ctx.inst(Inst::new(OpCode::SET_PRIVATE, Operand::Reg(obj_reg), Operand::Reg(val_reg), Operand::Reg(key_reg)));
ctx.inst(Inst::new(
OpCode::SET_PRIVATE,
Operand::Reg(obj_reg),
Operand::Reg(val_reg),
Operand::Reg(key_reg),
));
Ok(val_reg)
} else if let oxide_parser::AssignmentTarget::AssignmentTargetIdentifier(id_ref) = &assign.left {
if assign.operator != AssignmentOperator::Assign {
@@ -94,14 +129,29 @@ impl Emitter {
let name = id_ref.name.as_str();
let var_reg = ctx.lookup_or_global(name);
let result_reg = ctx.alloc_reg();
ctx.inst(Inst::new(OpCode::LOAD_VAR, Operand::Reg(result_reg), Operand::Reg(var_reg), Operand::None));
ctx.inst(Inst::new(
OpCode::LOAD_VAR,
Operand::Reg(result_reg),
Operand::Reg(var_reg),
Operand::None,
));
self.emit_logical_assign_test(logical_op, result_reg, store_label, end_label, ctx)?;
ctx.labels.set_label_pos(store_label, ctx.insts.len());
let val_reg = self.emit_expression(&assign.right, ctx)?;
let is_const = ctx.lookup_const_flag(name);
let const_flag = if is_const { 1 } else { 0 };
ctx.inst(Inst::new(OpCode::STORE_VAR, Operand::Reg(var_reg), Operand::Reg(val_reg), Operand::Imm(const_flag)));
ctx.inst(Inst::new(OpCode::LOAD_VAR, Operand::Reg(result_reg), Operand::Reg(val_reg), Operand::None));
ctx.inst(Inst::new(
OpCode::STORE_VAR,
Operand::Reg(var_reg),
Operand::Reg(val_reg),
Operand::Imm(const_flag),
));
ctx.inst(Inst::new(
OpCode::LOAD_VAR,
Operand::Reg(result_reg),
Operand::Reg(val_reg),
Operand::None,
));
ctx.labels.set_label_pos(end_label, ctx.insts.len());
Ok(result_reg)
} else if assign.operator == AssignmentOperator::Addition
@@ -143,20 +193,35 @@ impl Emitter {
} else {
let val_reg = self.emit_expression(&assign.right, ctx)?;
let name = id_ref.name.as_str();
// Check if target is an upvalue reference
// 目标若是 upvalue 引用，走 STORE_UPVALUE
if let Some(uv_idx) = ctx.current_upvalue_captures.iter().position(|u| u.name == name) {
ctx.inst(Inst::new(OpCode::STORE_UPVALUE, Operand::None, Operand::Reg(val_reg), Operand::Imm(uv_idx as u16)));
ctx.inst(Inst::new(
OpCode::STORE_UPVALUE,
Operand::None,
Operand::Reg(val_reg),
Operand::Imm(uv_idx as u16),
));
return Ok(val_reg);
}
// Check if target is a captured cell
// 目标若是被捕获 cell，走 CELL_SET
if let Some(&cell_idx) = ctx.captured_bindings.get(name) {
ctx.inst(Inst::new(OpCode::CELL_SET, Operand::None, Operand::Reg(val_reg), Operand::Imm(cell_idx as u16)));
ctx.inst(Inst::new(
OpCode::CELL_SET,
Operand::None,
Operand::Reg(val_reg),
Operand::Imm(cell_idx as u16),
));
return Ok(val_reg);
}
let var_reg = ctx.lookup_or_global(name);
let is_const = ctx.lookup_const_flag(name);
let const_flag = if is_const { 1 } else { 0 };
ctx.inst(Inst::new(OpCode::STORE_VAR, Operand::Reg(var_reg), Operand::Reg(val_reg), Operand::Imm(const_flag)));
ctx.inst(Inst::new(
OpCode::STORE_VAR,
Operand::Reg(var_reg),
Operand::Reg(val_reg),
Operand::Imm(const_flag),
));
Ok(val_reg)
}
} else if matches!(