VM has "builtins": primitives addressable by emitted RTL code

[bpt/guile.git] / libguile / vm-builtins.h

diff --git a/libguile/vm-builtins.h b/libguile/vm-builtins.h
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+++ b/libguile/vm-builtins.h
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+/* Copyright (C) 2013 Free Software Foundation, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 3 of
+ * the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#ifndef _SCM_VM_BUILTINS_H_
+#define _SCM_VM_BUILTINS_H_
+
+#ifdef BUILDING_LIBGUILE
+
+#define FOR_EACH_VM_BUILTIN(M) \
+  M(apply, APPLY) \
+  M(values, VALUES) \
+  M(abort_to_prompt, ABORT_TO_PROMPT) \
+  M(call_with_values, CALL_WITH_VALUES) \
+  M(call_with_current_continuation, CALL_WITH_CURRENT_CONTINUATION)
+
+/* These enumerated values are embedded in RTL code, and as such are
+   part of Guile's ABI.  */
+enum scm_vm_builtins
+{
+#define ENUM(builtin, BUILTIN) SCM_VM_BUILTIN_##BUILTIN,
+  FOR_EACH_VM_BUILTIN(ENUM)
+#undef ENUM
+  SCM_VM_BUILTIN_COUNT
+};
+
+SCM_INTERNAL SCM scm_vm_builtin_name_to_index (SCM name);
+SCM_INTERNAL SCM scm_vm_builtin_index_to_name (SCM idx);
+
+#endif /* BUILDING_LIBGUILE */
+
+#endif /* _SCM_VM_BUILTINS_H_ */