diff --git a/source/mach.c b/source/mach.c
index 7edc15ff..08c86a31 100644
--- a/source/mach.c
+++ b/source/mach.c
@@ -1142,174 +1142,6 @@ JSValue JS_CallRegisterVM(JSContext *ctx, JSCodeRegister *code,
       break;
     }
 
-    case MACH_CALL: {
-      /* Lua-style call: R(A)=func, B=nargs in R(A+1)..R(A+B), C=nresults */
-      int base = a;
-      int nargs = b;
-      int nresults = c;
-      JSValue func_val = frame->slots[base];
-
-      if (!JS_IsFunction(func_val)) {
-        JS_ThrowTypeError(ctx, "not a function");
-        frame = (JSFrameRegister *)JS_VALUE_GET_PTR(frame_ref.val);
-        goto disrupt;
-      }
-
-      JSFunction *fn = JS_VALUE_GET_FUNCTION(func_val);
-      if (fn->kind == JS_FUNC_KIND_C) {
-        /* C function: copy args to C stack */
-        JSValue args[nargs > 0 ? nargs : 1];
-        for (int i = 0; i < nargs; i++)
-          args[i] = frame->slots[base + 1 + i];
-        ctx->reg_current_frame = frame_ref.val;
-        ctx->current_register_pc = pc > 0 ? pc - 1 : 0;
-        JSValue ret = js_call_c_function(ctx, func_val, JS_NULL, nargs, args);
-        frame = (JSFrameRegister *)JS_VALUE_GET_PTR(frame_ref.val);
-        ctx->reg_current_frame = JS_NULL;
-        if (JS_IsException(ret)) { goto disrupt; }
-        if (nresults > 0) frame->slots[base] = ret;
-      } else if (fn->kind == JS_FUNC_KIND_REGISTER) {
-        /* Register function: allocate frame, copy args, switch */
-        JSCodeRegister *fn_code = fn->u.reg.code;
-        JSFrameRegister *new_frame = alloc_frame_register(ctx, fn_code->nr_slots);
-        if (!new_frame) {
-          frame = (JSFrameRegister *)JS_VALUE_GET_PTR(frame_ref.val);
-          goto disrupt;
-        }
-        /* Re-read pointers — GC may have moved them */
-        frame = (JSFrameRegister *)JS_VALUE_GET_PTR(frame_ref.val);
-        func_val = frame->slots[base];
-        fn = JS_VALUE_GET_FUNCTION(func_val);
-        new_frame->function = func_val;
-        new_frame->slots[0] = JS_NULL; /* this */
-        for (int i = 0; i < nargs && i < fn_code->arity; i++)
-          new_frame->slots[1 + i] = frame->slots[base + 1 + i];
-
-        /* Save return info: pc in upper 16 bits, base reg or 0xFFFF (discard) in lower */
-        int ret_slot = (nresults > 0) ? base : 0xFFFF;
-        frame->address = JS_NewInt32(ctx, (pc << 16) | ret_slot);
-        new_frame->caller = JS_MKPTR(frame);
-
-        frame = new_frame;
-        frame_ref.val = JS_MKPTR(frame);
-        code = fn_code;
-        env = fn->u.reg.env_record;
-        pc = code->entry_point;
-      } else {
-        /* Other function kinds (bytecode) — copy args to C stack */
-        JSValue args[nargs > 0 ? nargs : 1];
-        for (int i = 0; i < nargs; i++)
-          args[i] = frame->slots[base + 1 + i];
-        JSValue ret = JS_CallInternal(ctx, func_val, JS_NULL, nargs, args, 0);
-        frame = (JSFrameRegister *)JS_VALUE_GET_PTR(frame_ref.val);
-        if (JS_IsException(ret)) { goto disrupt; }
-        if (nresults > 0) frame->slots[base] = ret;
-      }
-      break;
-    }
-
-    case MACH_CALLMETHOD: {
-      /* Method call: R(A)=obj, B=nargs in R(A+2)..R(A+1+B), C=cpool key index
-         Result stored in R(A). C=0xFF means key is in R(A+1).
-         If obj is a function (proxy): call obj(key_str, [args...])
-         Else (record): get property, call property(obj_as_this, args...) */
-      int base = a;
-      int nargs = b;
-      JSGCRef key_ref;
-      JS_PushGCRef(ctx, &key_ref);
-      key_ref.val = (c == 0xFF) ? frame->slots[base + 1] : code->cpool[c];
-
-      if (JS_IsFunction(frame->slots[base]) && JS_IsText(key_ref.val) &&
-          JS_VALUE_GET_FUNCTION(frame->slots[base])->length == 2) {
-        /* Proxy call (arity-2 functions only): obj(name, [args...]) */
-        JSValue arr = JS_NewArray(ctx);
-        frame = (JSFrameRegister *)JS_VALUE_GET_PTR(frame_ref.val);
-        if (JS_IsException(arr)) { JS_PopGCRef(ctx, &key_ref); goto disrupt; }
-        frame->slots[base + 1] = arr; /* protect from GC in temp slot */
-        for (int i = 0; i < nargs; i++) {
-          JS_SetPropertyNumber(ctx, frame->slots[base + 1], i, frame->slots[base + 2 + i]);
-          frame = (JSFrameRegister *)JS_VALUE_GET_PTR(frame_ref.val);
-        }
-        /* Call proxy with key and array from C stack */
-        JSValue call_args[2] = { key_ref.val, frame->slots[base + 1] };
-        ctx->reg_current_frame = frame_ref.val;
-        ctx->current_register_pc = pc > 0 ? pc - 1 : 0;
-        JSValue ret = JS_CallInternal(ctx, frame->slots[base], JS_NULL, 2, call_args, 0);
-        frame = (JSFrameRegister *)JS_VALUE_GET_PTR(frame_ref.val);
-        ctx->reg_current_frame = JS_NULL;
-        if (JS_IsException(ret)) { JS_PopGCRef(ctx, &key_ref); goto disrupt; }
-        frame->slots[base] = ret;
-      } else if (JS_IsFunction(frame->slots[base])) {
-        /* Non-proxy function with non-text key: disrupt */
-        JS_ThrowTypeError(ctx, "cannot use bracket notation on non-proxy function");
-        JS_PopGCRef(ctx, &key_ref);
-        goto disrupt;
-      } else {
-        /* Record method call: get property, call with this=obj */
-        if (JS_IsNull(frame->slots[base])) {
-          JS_ThrowTypeError(ctx, "cannot read properties of null");
-          JS_PopGCRef(ctx, &key_ref);
-          goto disrupt;
-        }
-        JSValue method = JS_GetProperty(ctx, frame->slots[base], key_ref.val);
-        frame = (JSFrameRegister *)JS_VALUE_GET_PTR(frame_ref.val);
-        if (JS_IsException(method)) { JS_PopGCRef(ctx, &key_ref); goto disrupt; }
-        if (!JS_IsFunction(method)) {
-          JS_ThrowTypeError(ctx, "not a function");
-          JS_PopGCRef(ctx, &key_ref);
-          goto disrupt;
-        }
-        JSFunction *fn = JS_VALUE_GET_FUNCTION(method);
-        if (fn->kind == JS_FUNC_KIND_C) {
-          JSValue args[nargs > 0 ? nargs : 1];
-          for (int i = 0; i < nargs; i++)
-            args[i] = frame->slots[base + 2 + i];
-          ctx->reg_current_frame = frame_ref.val;
-          ctx->current_register_pc = pc > 0 ? pc - 1 : 0;
-          JSValue ret = js_call_c_function(ctx, method, frame->slots[base], nargs, args);
-          frame = (JSFrameRegister *)JS_VALUE_GET_PTR(frame_ref.val);
-          ctx->reg_current_frame = JS_NULL;
-          if (JS_IsException(ret)) { JS_PopGCRef(ctx, &key_ref); goto disrupt; }
-          frame->slots[base] = ret;
-        } else if (fn->kind == JS_FUNC_KIND_REGISTER) {
-          JSCodeRegister *fn_code = fn->u.reg.code;
-          JSFrameRegister *new_frame = alloc_frame_register(ctx, fn_code->nr_slots);
-          if (!new_frame) {
-            frame = (JSFrameRegister *)JS_VALUE_GET_PTR(frame_ref.val);
-            JS_PopGCRef(ctx, &key_ref);
-            goto disrupt;
-          }
-          frame = (JSFrameRegister *)JS_VALUE_GET_PTR(frame_ref.val);
-          method = JS_GetProperty(ctx, frame->slots[base], key_ref.val);
-          frame = (JSFrameRegister *)JS_VALUE_GET_PTR(frame_ref.val);
-          fn = JS_VALUE_GET_FUNCTION(method);
-          new_frame->function = method;
-          new_frame->slots[0] = frame->slots[base]; /* this */
-          for (int i = 0; i < nargs && i < fn_code->arity; i++)
-            new_frame->slots[1 + i] = frame->slots[base + 2 + i];
-          int ret_slot = base;
-          frame->address = JS_NewInt32(ctx, (pc << 16) | ret_slot);
-          new_frame->caller = JS_MKPTR(frame);
-          frame = new_frame;
-          frame_ref.val = JS_MKPTR(frame);
-          code = fn_code;
-          env = fn->u.reg.env_record;
-          pc = code->entry_point;
-        } else {
-          /* Bytecode or other function */
-          JSValue args[nargs > 0 ? nargs : 1];
-          for (int i = 0; i < nargs; i++)
-            args[i] = frame->slots[base + 2 + i];
-          JSValue ret = JS_CallInternal(ctx, method, frame->slots[base], nargs, args, 0);
-          frame = (JSFrameRegister *)JS_VALUE_GET_PTR(frame_ref.val);
-          if (JS_IsException(ret)) { JS_PopGCRef(ctx, &key_ref); goto disrupt; }
-          frame->slots[base] = ret;
-        }
-      }
-      JS_PopGCRef(ctx, &key_ref);
-      break;
-    }
-
     case MACH_RETURN:
       result = frame->slots[a];
       if (JS_IsNull(frame->caller)) goto done;
@@ -3199,11 +3031,6 @@ static void dump_register_code(JSContext *ctx, JSCodeRegister *code, int indent)
       break;
     }
 
-    /* Call */
-    case MACH_CALL:
-      printf("r%d, %d, %d", a, b, c);
-      break;
-
     /* Return / throw */
     case MACH_RETURN:
     case MACH_THROW:
diff --git a/source/quickjs-internal.h b/source/quickjs-internal.h
index ed9d9828..86d56fa8 100644
--- a/source/quickjs-internal.h
+++ b/source/quickjs-internal.h
@@ -469,7 +469,6 @@ typedef enum MachOpcode {
   MACH_JMPNULL,       /* if R(A)==null: pc += sBx */
 
   /* Function calls — Lua-style consecutive registers (legacy .mach) */
-  MACH_CALL,          /* Call R(A) with B args R(A+1)..R(A+B), C=0 discard, C=1 keep result in R(A) */
   MACH_RETURN,        /* Return R(A) */
   MACH_RETNIL,        /* Return null */
 
@@ -488,8 +487,6 @@ typedef enum MachOpcode {
   MACH_HASPROP,       /* R(A) = R(C) in R(B)      — has property check */
   MACH_REGEXP,        /* R(A) = regexp(K(B), K(C)) — regex literal */
 
-  MACH_CALLMETHOD,    /* Method call: R(A)=obj, B=nargs in R(A+2)..R(A+1+B), C=cpool key */
-
   MACH_EQ_TOL,        /* R(A) = eq_tol(R(B), R(B+1), R(B+2)), C=3 */
   MACH_NEQ_TOL,       /* R(A) = ne_tol(R(B), R(B+1), R(B+2)), C=3 */
 
@@ -643,7 +640,6 @@ static const char *mach_opcode_names[MACH_OP_COUNT] = {
   [MACH_JMPTRUE] = "jmptrue",
   [MACH_JMPFALSE] = "jmpfalse",
   [MACH_JMPNULL] = "jmpnull",
-  [MACH_CALL] = "call",
   [MACH_RETURN] = "return",
   [MACH_RETNIL] = "retnil",
   [MACH_NEWOBJECT] = "newobject",
@@ -656,7 +652,6 @@ static const char *mach_opcode_names[MACH_OP_COUNT] = {
   [MACH_DELETEINDEX] = "deleteindex",
   [MACH_HASPROP] = "hasprop",
   [MACH_REGEXP] = "regexp",
-  [MACH_CALLMETHOD] = "callmethod",
   [MACH_EQ_TOL] = "eq_tol",
   [MACH_NEQ_TOL] = "neq_tol",
   [MACH_NOP] = "nop",