--- gforth/engine/engine.c	1999/01/08 16:58:31	1.10
+++ gforth/engine/engine.c	1999/06/17 15:32:14	1.13
@@ -132,6 +132,8 @@ char *tilde_cstr(Char *from, UCell size,
     UCell i;
     for (i=1; i<size && from[i]!='/'; i++)
       ;
+    if (i==2 && from[1]=='+') /* deal with "~+", i.e., the wd */
+      return cstr(from+3, size<3?0:size-3,clear);
     {
       char user[i];
       memcpy(user,from+1,i-1);
@@ -213,7 +215,7 @@ static int ufileattr[6]= {
 
 /* declare and compute cfa for certain threading variants */
 /* warning: this is nonsyntactical; it will not work in place of a statement */
-#ifdef CFA_NEXT
+#ifndef GETCFA
 #define DOCFA
 #else
 #define DOCFA	Xt cfa; GETCFA(cfa)
@@ -242,6 +244,9 @@ Label *engine(Xt *ip0, Cell *sp0, Cell *
 #ifdef CFA_NEXT
   register Xt cfa CFAREG;
 #endif
+#ifdef MORE_VARS
+  MORE_VARS
+#endif
   register Address up UPREG = UP;
   IF_TOS(register Cell TOS TOSREG;)
   IF_FTOS(register Float FTOS FTOSREG;)
@@ -300,9 +305,10 @@ Label *engine(Xt *ip0, Cell *sp0, Cell *
   IF_TOS(TOS = sp[0]);
   IF_FTOS(FTOS = fp[0]);
 /*  prep_terminal(); */
-  NEXT_P0;
+  SET_IP(ip);
   NEXT;
 
+
 #ifdef CPU_DEP3
   CPU_DEP3
 #endif
@@ -316,22 +322,17 @@ Label *engine(Xt *ip0, Cell *sp0, Cell *
 #ifdef CISC_NEXT
     /* this is the simple version */
     *--rp = (Cell)ip;
-    ip = (Xt *)PFA1(cfa);
-    NEXT_P0;
+    SET_IP((Xt *)PFA1(cfa));
     NEXT;
 #else
-    /* this one is important, so we help the compiler optimizing
-       The following version may be better (for scheduling), but probably has
-       problems with code fields employing calls and delay slots
-       */
+    /* this one is important, so we help the compiler optimizing */
     {
       DEF_CA
-      Xt *current_ip = (Xt *)PFA1(cfa);
-      cfa = *current_ip;
-      NEXT1_P1;
-      *--rp = (Cell)ip;
-      ip = current_ip+1;
-      NEXT1_P2;
+      rp[-1] = (Cell)ip;
+      SET_IP((Xt *)PFA1(cfa));
+      NEXT_P1;
+      rp--;
+      NEXT_P2;
     }
 #endif
   }
@@ -399,7 +400,7 @@ Label *engine(Xt *ip0, Cell *sp0, Cell *
 #ifdef DEBUG
     fprintf(stderr,"%08lx: field: %08lx\n",(Cell)ip,(Cell)PFA1(cfa));
 #endif
-    TOS += *(Cell*)PFA1(cfa); 
+    TOS += *(Cell*)PFA1(cfa);
   }
   NEXT_P0;
   NEXT;
@@ -432,16 +433,15 @@ Label *engine(Xt *ip0, Cell *sp0, Cell *
 #endif
     *--rp = (Cell)ip;
     /* PFA1 might collide with DOES_CODE1 here, so we use PFA */
-    ip = DOES_CODE1(cfa);
 #ifdef USE_TOS
     *sp-- = TOS;
     TOS = (Cell)PFA(cfa);
 #else
     *--sp = (Cell)PFA(cfa);
 #endif
+    SET_IP(DOES_CODE1(cfa));
     /*    fprintf(stderr,"TOS = %08lx, IP=%08lx\n", TOS, IP);*/
   }
-  NEXT_P0;
   NEXT;
 
 #include "prim.i"