按推荐建议，继续执行

结论：已接入 LinuxCNC feed/control canonical 边界事件记录，并新增 G93、G94、G95、G61、G61.1、G64 P/Q 回归 fixture；原生 probe 验证通过。

wasm-port/docs/porting-steps-standalone.md

@@ -380,6 +380,15 @@ Current verified progress:
   `interp_convert.cc::convert_coordinate_system()`,
   `interp_convert.cc::convert_setup()`, and
   `interp_convert.cc::convert_axis_offsets()`.
+- `runtime/core/linuxcnc_wrap/linuxcnc_interp_minimal_runtime.cpp` now records
+  feed/control canonical boundary calls emitted by vendored LinuxCNC
+  conversion and queue code: `SET_TRAVERSE_RATE`, `SET_FEED_REFERENCE`,
+  `SET_FEED_MODE`, `SET_MOTION_CONTROL_MODE`, and
+  `SET_NAIVECAM_TOLERANCE`. `tests/fixtures/gcode/feed_control_modes.ngc`
+  and `tests/fixtures/canon/feed_control_modes.events` pin `G93`, `G94`,
+  `G95`, `G61`, `G61.1`, and `G64 P/Q` behavior from
+  `interp_convert.cc::convert_feed_mode()`,
+  `interp_convert.cc::convert_control_mode()`, and `interp_queue.cc`.
 - `tests/fixtures/gcode_errors/g1_zero_feed.ngc` and
   `tests/fixtures/canon_errors/g1_zero_feed.expected` pin the negative
   `G1` zero-feed case. The source basis is LinuxCNC

wasm-port/runtime/core/linuxcnc_wrap/linuxcnc_interp_minimal_runtime.cpp

@@ -121,11 +121,36 @@ void SELECT_PLANE(CANON_PLANE plane)
     oss << "SELECT_PLANE plane=" << static_cast<int>(plane);
     standalone::push_canon_event(oss.str());
 }
-void SET_TRAVERSE_RATE(double) {}
+void SET_TRAVERSE_RATE(double rate)
-void SET_FEED_REFERENCE(CANON_FEED_REFERENCE) {}
+{
-void SET_FEED_MODE(int, int) {}
+    std::ostringstream oss;
-void SET_MOTION_CONTROL_MODE(CANON_MOTION_MODE, double) {}
+    oss << "SET_TRAVERSE_RATE rate=" << rate;
-void SET_NAIVECAM_TOLERANCE(double) {}
+    standalone::push_canon_event(oss.str());
+}
+void SET_FEED_REFERENCE(CANON_FEED_REFERENCE reference)
+{
+    std::ostringstream oss;
+    oss << "SET_FEED_REFERENCE reference=" << static_cast<int>(reference);
+    standalone::push_canon_event(oss.str());
+}
+void SET_FEED_MODE(int spindle, int mode)
+{
+    std::ostringstream oss;
+    oss << "SET_FEED_MODE spindle=" << spindle << " mode=" << mode;
+    standalone::push_canon_event(oss.str());
+}
+void SET_MOTION_CONTROL_MODE(CANON_MOTION_MODE mode, double tolerance)
+{
+    std::ostringstream oss;
+    oss << "SET_MOTION_CONTROL_MODE mode=" << mode << " tolerance=" << tolerance;
+    standalone::push_canon_event(oss.str());
+}
+void SET_NAIVECAM_TOLERANCE(double tolerance)
+{
+    std::ostringstream oss;
+    oss << "SET_NAIVECAM_TOLERANCE tolerance=" << tolerance;
+    standalone::push_canon_event(oss.str());
+}
 void SET_CUTTER_RADIUS_COMPENSATION(double) {}
 void START_CUTTER_RADIUS_COMPENSATION(int) {}
 void STOP_CUTTER_RADIUS_COMPENSATION() {}

wasm-port/tests/fixtures/canon/feed_control_modes.events

@@ -0,0 +1,14 @@
+canon_event=SELECT_PLANE plane=1
+canon_event=STRAIGHT_TRAVERSE line=1 x=0 y=0 z=0 a=0 b=0 c=0 u=0 v=0 w=0
+canon_event=COMMENT: interpreter: feed mode set to inverse time
+canon_event=SET_FEED_MODE spindle=0 mode=0
+canon_event=COMMENT: interpreter: feed mode set to units per minute
+canon_event=SET_FEED_MODE spindle=0 mode=0
+canon_event=SET_FEED_RATE rate=0
+canon_event=COMMENT: interpreter: feed mode set to units per revolution
+canon_event=SET_FEED_MODE spindle=0 mode=1
+canon_event=SET_FEED_RATE rate=0
+canon_event=SET_MOTION_CONTROL_MODE mode=2 tolerance=0
+canon_event=SET_MOTION_CONTROL_MODE mode=1 tolerance=0
+canon_event=SET_MOTION_CONTROL_MODE mode=3 tolerance=0.02
+canon_event=SET_NAIVECAM_TOLERANCE tolerance=0.03

wasm-port/tests/fixtures/gcode/feed_control_modes.ngc

@@ -0,0 +1,7 @@
+G90 G17 G0 X0 Y0 Z0
+G93
+G94
+G95
+G61
+G61.1
+G64 P0.02 Q0.03