feat(tpc): llc 编译阶段日志带进度/源文件/耗时

- 用户反馈 SUCCESS: xxx.ll 只有 sha1 看不到对应源文件与进度
- 改为 '[i/N] sha1.ll  源文件相对路径 (耗时s)'（sha1_map 反查源文件，提交时刻计时含排队）

lib/Projectrans/Phase2Translator.py

@@ -2091,14 +2091,23 @@ class Phase2Translator:
             n_workers = _PickWorkerCount(len(need_compile), 400)
             _vlog().info(f"  并行编译 {len(need_compile)} 个文件 (workers={n_workers})")
             errors = []
+            _compile_total = len(need_compile)
+            _compile_done = 0
             with ThreadPoolExecutor(max_workers=n_workers) as executor:
-                futures = {executor.submit(_compile_one, ll_path): ll_path for ll_path in need_compile}
+                futures = {}
+                for ll_path in need_compile:
+                    futures[executor.submit(_compile_one, ll_path)] = (ll_path, time.time())
                 for future in as_completed(futures):
+                    ll_path, _t_sub = futures[future]
                     rel, status, err = future.result()
+                    _compile_done += 1
+                    _elapsed_c = time.time() - _t_sub
+                    _sha1_c = os.path.basename(ll_path)[:-3]
+                    _src_c = self.sha1_map.get(_sha1_c, '?')
                     if status == 'ok':
-                        _vlog().success(f"    {rel}")
+                        _vlog().success(f"    [{_compile_done}/{_compile_total}] {os.path.basename(ll_path)}  {_src_c} ({_elapsed_c:.1f}s)")
                     elif status == 'error':
-                        _vlog().error(f"    {rel}: {err}")
+                        _vlog().error(f"    [{_compile_done}/{_compile_total}] {rel}: {err}")
                         errors.append((rel, err))
                     elif status == 'cached':
                         pass