X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fruntime%2Fruntime.h;h=abf27dae1695bf9e163e42e915aa644047c15654;hb=ab5427d31da2bd95805cccc8e47b8f43d3dd606d;hp=2d4eea7e362a9396de5c303ab110220428b07be2;hpb=3cb38bad21763eb16bd89d89a5fac9a186ac625b;p=sbcl.git

diff --git a/src/runtime/runtime.h b/src/runtime/runtime.h
index 2d4eea7..abf27da 100644
--- a/src/runtime/runtime.h
+++ b/src/runtime/runtime.h
@@ -168,7 +168,11 @@ FDEFN(lispobj obj)
 static inline int
 is_lisp_pointer(lispobj obj)
 {
+#if N_WORD_BITS == 64
+    return (obj & 3) == 3;
+#else
     return obj & 1;
+#endif
 }
 
 #include "fixnump.h"
@@ -229,6 +233,13 @@ fixnum_value(lispobj n)
 #endif
 typedef int boolean;
 
+static inline boolean
+other_immediate_lowtag_p(lispobj header)
+{
+    /* These lowtags are spaced 4 apart throughout the lowtag space. */
+    return (lowtag_of(header) & 3) == OTHER_IMMEDIATE_0_LOWTAG;
+}
+
 /* KLUDGE: As far as I can tell there's no ANSI C way of saying
  * "this function never returns". This is the way that you do it
  * in GCC later than version 2.5 or so. */
@@ -254,4 +265,7 @@ struct runtime_options {
     size_t thread_control_stack_size;
 };
 
+/* saved runtime path computed from argv[0] */
+extern char *saved_runtime_path;
+
 #endif /* _SBCL_RUNTIME_H_ */