stage0 新增内存复制指令 重构vm交互

stage2/ir2c.spl

@@ -1283,7 +1283,6 @@ fn run(self: *Ir2C) {
         }
         i = i + 1;
     }
-    emit_ct_table(self);
     var m = find_main(self);
     if m != 0 {
         var f = IrM.func(self.ir, m);
@@ -1311,34 +1310,6 @@ fn run(self: *Ir2C) {
     }
 }
 
-// compiler function（`ct_` 前缀）回调表：供 native 端 vm_set_foreign 按名分发。
-fn emit_ct_table(self: *Ir2C) {
-    put(self, "static const struct { const char *name; void *fn; } spl_ct_tab[] = {\n");
-    var n: usize = 0;
-    var i: usize = 1;
-    while i < self.ir.funcs.len {
-        var f = IrM.func(self.ir, i);
-        if f != null && !fn_is_extern(self, f) &&
-            ByteView.starts_with(f.name, ByteView.from_slice("ct_")) {
-            put(self, "    {\"");
-            put_bv(self, f.name);
-            put(self, "\", (void*)f");
-            put_u(self, i);
-            put(self, "},\n");
-            n = n + 1;
-        }
-        i = i + 1;
-    }
-    if n == 0 { put(self, "    {0, 0},\n"); }
-    put(self, "};\n");
-    put(self, "void *spl_ct_lookup(const char *name) {\n");
-    put(self, "    unsigned long i;\n");
-    put(self, "    for (i = 0; i < sizeof(spl_ct_tab)/sizeof(spl_ct_tab[0]); i++)\n");
-    put(self, "        if (spl_ct_tab[i].name && strcmp(spl_ct_tab[i].name, name) == 0) return spl_ct_tab[i].fn;\n");
-    put(self, "    return 0;\n");
-    put(self, "}\n");
-}
-
 fn new(ir: *Ir, ty: *TypeTable, layout: *Layout, attr: *Attr, out: *ByteBuffer): Ir2C {
     ret Ir2C {
         .ir = ir,