按规划继续工作

结论：解释器 WASM、SDK 统一入口、浏览器解释器 smoke 与兼容性文档已闭环，native 和 host/WASM/browser 验证全部通过。

wasm-port/docs/compatibility-validation.md

@@ -36,6 +36,12 @@ The current browser smoke validation command is:
 wasm-port/tests/browser/verify_ini_panel_browser.sh
 ```
 
+The current browser interpreter smoke validation command is:
+
+```bash
+wasm-port/tests/browser/verify_interp_browser.sh
+```
+
 The current aggregate host/WASM/browser smoke command is:
 
 ```bash
@@ -53,7 +59,8 @@ The native validation script runs these checks in order:
    Confirms every manifest file is present in `vendor/linuxcnc/`, no extra
    vendored file exists, and every vendored file is byte-identical to upstream.
 3. `tools/verify_no_standalone_cnc_semantics.sh`
-   Confirms standalone code has not reintroduced `Interp::convert_g()`.
+   Confirms standalone code has not introduced project-owned `Interp::...`
+   member definitions outside the documented Python/remap runtime-edge stubs.
 4. `tools/verify_native_linuxcnc_fixture_baseline.sh`
    Runs a side-by-side fixture baseline through upstream
    `../linuxcnc/bin/rs274` and compares normalized canonical events for
@@ -67,17 +74,18 @@ The native validation script runs these checks in order:
 
 The WASM INI smoke script builds `runtime/ui/ini-panel/linuxcnc_ini.js` and
 `linuxcnc_ini.wasm` from vendored LinuxCNC `inifile.cc`, then loads that
-module through `runtime/sdk/src/linuxcnc-ini.js` in Node and verifies INI
+module through `runtime/sdk/src/index.js` in Node and verifies INI
 queries against a file written to the Emscripten filesystem.
 
 The WASM interpreter-core smoke script builds
 `build/wasm/core/linuxcnc_interp.js` and `linuxcnc_interp.wasm` from the same
 vendored LinuxCNC interpreter source set used by the native minimal
-interpreter harness. It loads the module in Node, runs the first WASM
-interpreter fixture group through `Interp::execute()`, and compares emitted
-canonical events plus required LinuxCNC `_setup` state readback with the
-matching files in `tests/fixtures/canon/`. It also writes selected G-code
-fixtures into the Emscripten filesystem and runs them through LinuxCNC
+interpreter harness. It loads the module in Node through
+`runtime/sdk/src/index.js`, runs the first WASM interpreter fixture
+group through `Interp::execute()`, and compares emitted canonical events plus
+required LinuxCNC `_setup` state readback with the matching files in
+`tests/fixtures/canon/`. It also writes selected G-code fixtures into the
+Emscripten filesystem through the SDK and runs them through LinuxCNC
 `Interp::open()`, `Interp::read()`, and `Interp::execute()` to validate the
 file execution path.
 
@@ -90,15 +98,24 @@ targets. It also validates the host-side session snapshot JSON envelope and
 round-trip store plus pure-text machine file and G-code stores without
 defining CNC machine-state or file-format semantics.
 
-The browser smoke script serves `wasm-port/` over localhost and runs Chromium
-headless against a test page that imports the JS SDK, loads the INI WASM
-module, queries vendored LinuxCNC INI parsing through the SDK, and performs an
-OPFS text-file, generic session snapshot, machine file, and G-code text
-round trip.
+The browser INI/OPFS smoke script serves `wasm-port/` over localhost and runs
+Chromium headless against a test page that imports the JS SDK, loads the INI
+WASM module, queries vendored LinuxCNC INI parsing through the SDK, and
+performs an OPFS text-file, generic session snapshot, machine file, and G-code
+text round trip.
+
+The browser interpreter smoke script serves `wasm-port/` over localhost and
+runs Chromium headless against a test page that loads the interpreter-core
+WASM module through `runtime/sdk/src/index.js`, writes no CNC
+behavior in JavaScript, and verifies existing canonical fixtures through the
+exported C ABI backed by vendored LinuxCNC `Interp::execute()` and
+`Interp::open()`/`read()`/`execute()` paths, including the INI-aware
+named-parameter file path and negative interpreter fixtures with expected
+error text plus absent canonical motion output.
 
 The aggregate host smoke script builds the INI and interpreter-core WASM
 artifacts once, then runs the Node WASM smokes, the Node OPFS mock smoke, and
-the Chromium browser smoke.
+the Chromium browser smokes.
 
 ## Source Coverage
 
@@ -147,9 +164,10 @@ The validation fails if:
 | Harness | Purpose |
 | --- | --- |
 | `tests/wasm/node/verify_ini_wasm.sh` | Validates the browser-facing INI WASM module can be built from vendored LinuxCNC `inifile.cc`, loaded through the JS SDK in Node, and queried through the exported C ABI. |
-| `tests/wasm/node/verify_interp_wasm.sh` | Validates the initial interpreter-core WASM module can be built from vendored LinuxCNC interpreter source, run the first fixture group through `Interp::execute()` and selected file fixtures through `Interp::open()`/`read()`/`execute()`, and match the native canonical event plus required state readback fixtures. |
+| `tests/wasm/node/verify_interp_wasm.sh` | Validates the initial interpreter-core WASM module can be built from vendored LinuxCNC interpreter source, loaded through the interpreter JS SDK, run the first fixture group through `Interp::execute()` and selected file fixtures through `Interp::open()`/`read()`/`execute()`, and match the native canonical event plus required state readback fixtures. |
 | `tests/opfs/node/verify_file_service.sh` | Validates the host-owned OPFS text-file adapter, path model, session snapshot store, machine file store, and G-code text store used by the browser INI panel without moving file persistence into the WASM core. |
 | `tests/browser/verify_ini_panel_browser.sh` | Validates the INI SDK, WASM module loading, OPFS text-file round trip, generic session snapshot round trip, machine file text round trip, and G-code text round trip in a real browser runtime. |
+| `tests/browser/verify_interp_browser.sh` | Validates the interpreter-core WASM module loads through the interpreter JS SDK in a real browser runtime and runs selected positive and negative canonical fixtures through vendored LinuxCNC `Interp::execute()` plus `Interp::open()`/`read()`/`execute()` via the exported C ABI. |
 | `tests/host/verify_host_smokes.sh` | Runs the current host-side Node, WASM interpreter-core, OPFS, and browser smoke validation with shared WASM builds. |
 
 ## Fixture Coverage
@@ -206,12 +224,127 @@ plus the `g1_zero_feed`, `arc_radius_mismatch`, `arc_zero_radius`,
 `cutter_comp_plane_change`, `g53_incremental`, `namedparam_readonly`,
 `numbered_param_readonly`, `tool_not_found`, and
 `tool_length_offset_not_found` negative fixtures. The WASM interpreter file
-path additionally covers the same canonical-event fixture group except
-`namedparam_semantics` and `position_params`, plus `file_open_reset`,
-`percent_file_finish`, and `oword_subroutine`. OPFS validation is limited to
-the JavaScript host-boundary adapter plus the INI browser smoke harness. Full
-browser coverage, full SDK coverage, and full machine-session validation remain
-future work.
+path additionally covers the same canonical-event fixture group, plus
+`namedparam_semantics` through the INI-aware file execution ABI,
+`file_open_reset`, `percent_file_finish`, and `oword_subroutine`.
+`position_params` uses a dedicated file-path expectation under
+`tests/fixtures/canon_file/` because LinuxCNC file execution advances the
+post-execute position parameters differently than the line-by-line MDI smoke.
+OPFS validation is limited to the JavaScript host-boundary adapter plus the INI
+browser smoke harness. Full browser coverage, full SDK coverage, and full
+machine-session validation remain future work.
+
+## WASM/Browser Fixture Matrix
+
+Node WASM `Interp::execute()` coverage currently includes:
+
+- `minimal_linear`
+- `arc_semantics`
+- `length_units`
+- `modal_incremental`
+- `plane_selection`
+- `coordinate_offsets`
+- `g53_machine_coordinates`
+- `feed_control_modes`
+- `position_params`
+- `probe_semantics`
+- `spindle_orient`
+- `comment_logging`
+- `numbered_params`
+- `tool_semantics`
+- `tool_table_setup`
+- `tool_reload`
+- `canned_cycles`
+- `cutter_comp_motion`
+- `threading_sync`
+- `nurbs_g5_semantics`
+- `nurbs_g6_semantics`
+- `state_tag_motion`
+- `canon_runtime_edges`
+- `program_end_modal_reset`
+- `namedparam_semantics` through the INI-aware program ABI
+
+Node WASM file-path coverage currently includes:
+
+- `minimal_linear`
+- `arc_semantics`
+- `length_units`
+- `modal_incremental`
+- `plane_selection`
+- `coordinate_offsets`
+- `g53_machine_coordinates`
+- `feed_control_modes`
+- `probe_semantics`
+- `spindle_orient`
+- `comment_logging`
+- `numbered_params`
+- `tool_semantics`
+- `tool_table_setup`
+- `tool_reload`
+- `canned_cycles`
+- `cutter_comp_motion`
+- `threading_sync`
+- `nurbs_g5_semantics`
+- `nurbs_g6_semantics`
+- `state_tag_motion`
+- `canon_runtime_edges`
+- `program_end_modal_reset`
+- `file_open_reset`
+- `percent_file_finish`
+- `oword_subroutine`
+- `position_params` through the dedicated `canon_file/` expectation
+- `namedparam_semantics` through the INI-aware file ABI
+
+Browser interpreter `Interp::execute()` coverage currently includes:
+
+- `minimal_linear`
+- `arc_semantics`
+- `length_units`
+- `modal_incremental`
+- `plane_selection`
+- `coordinate_offsets`
+- `g53_machine_coordinates`
+- `feed_control_modes`
+- `canned_cycles`
+- `numbered_params`
+- `comment_logging`
+- `tool_semantics`
+- `tool_table_setup`
+- `probe_semantics`
+- `spindle_orient`
+- `cutter_comp_motion`
+- `threading_sync`
+- `nurbs_g5_semantics`
+- `nurbs_g6_semantics`
+- `state_tag_motion`
+- `canon_runtime_edges`
+- `tool_reload`
+- `program_end_modal_reset`
+
+Browser interpreter negative coverage currently includes every fixture under
+`tests/fixtures/gcode_errors/`:
+
+- `g1_zero_feed`
+- `arc_radius_mismatch`
+- `arc_zero_radius`
+- `g53_incremental`
+- `cutter_comp_plane_change`
+- `namedparam_readonly`
+- `numbered_param_readonly`
+- `tool_length_offset_not_found`
+- `tool_not_found`
+
+Browser interpreter file-path coverage currently includes:
+
+- `position_params` through the dedicated `canon_file/` expectation
+- `file_open_reset`
+- `percent_file_finish`
+- `oword_subroutine`
+- `namedparam_semantics` through the INI-aware file ABI
+
+All current positive G-code fixtures have browser interpreter smoke coverage
+through either `Interp::execute()`, the file-path ABI, or the INI-aware
+file-path ABI.
 
 The current fixture expectations validate standalone behavior against both the
 vendored LinuxCNC source path and an upstream `rs274` side-by-side baseline for