Re-root site.

windows/interp.h

@@ -0,0 +1,59 @@
+// Copyright 2021 Bradley D. Nelson
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#define NEXT goto next
+#define JMPW goto work
+#define ADDROF(x) ((void *) OP_ ## x)
+
+enum {
+#define XV(flags, name, op, code) OP_ ## op,
+  PLATFORM_OPCODE_LIST
+  EXTRA_OPCODE_LIST
+  OPCODE_LIST
+#undef XV
+};
+
+static cell_t *forth_run(cell_t *init_rp) {
+  static const BUILTIN_WORD builtins[] = {
+#define XV(flags, name, op, code) \
+    name, ((VOC_ ## flags >> 8) & 0xff) | BUILTIN_MARK, sizeof(name) - 1, \
+    (VOC_ ## flags & 0xff), (void *) OP_ ## op,
+    PLATFORM_OPCODE_LIST
+    EXTRA_OPCODE_LIST
+    OPCODE_LIST
+#undef XV
+    0, 0, 0,
+  };
+
+  if (!init_rp) {
+    g_sys.DOCREATE_OP = ADDROF(DOCREATE);
+    g_sys.builtins = builtins;
+    return 0;
+  }
+  register cell_t *ip, *rp, *sp, tos, w;
+  register float *fp;
+  rp = init_rp; UNPARK;
+  for (;;) {
+next:
+    w = *ip++;
+work:
+    switch (*(cell_t *) w & 0xff) {
+#define XV(flags, name, op, code) case OP_ ## op: { code; } NEXT;
+  PLATFORM_OPCODE_LIST
+  EXTRA_OPCODE_LIST
+  OPCODE_LIST
+#undef XV
+    }
+  }
+}