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feat(compiler): 管线接入 liveness/精确DCE/RegAlloc + --no-regalloc flag（D-17/D-18）

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爱特每羊队
2026-08-06 17:56:55 +08:00
parent a2afae670d
commit a763e7ab75
6 changed files with 53 additions and 17 deletions
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crates/oxide_compiler/tests/compile_expr_tests.rs
+2 -1
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@@ -502,7 +502,8 @@ fn compile_builtin_globals_are_registered_lazily() {
#[test]
fn compile_comparison_complement_ops() {
let module = compile_source("let a = 1, b = 2; a > b; a <= b; a >= b; a != b;");
// 结果被使用（赋值）→ 比较指令不被 DCE 删除（精确 DCE 会删结果丢弃的死比较）
let module = compile_source("let a = 1, b = 2; var r = a > b; var s = a <= b; var t = a >= b; var u = a != b;");
assert!(module.bytecode.iter().any(|&i| opcode::opcode(i) == OpCode::GT), "a > b should emit GT");
assert!(module.bytecode.iter().any(|&i| opcode::opcode(i) == OpCode::LTE), "a <= b should emit LTE");
assert!(module.bytecode.iter().any(|&i| opcode::opcode(i) == OpCode::GTE), "a >= b should emit GTE");