Diff for /gforth/engine/threaded.h between versions 1.37 and 1.39

version 1.37, 2007/12/31 17:34:59 version 1.39, 2008/08/09 13:24:25
Line 6 Line 6
   
   Gforth is free software; you can redistribute it and/or    Gforth is free software; you can redistribute it and/or
   modify it under the terms of the GNU General Public License    modify it under the terms of the GNU General Public License
   as published by the Free Software Foundation; either version 2    as published by the Free Software Foundation, either version 3
   of the License, or (at your option) any later version.    of the License, or (at your option) any later version.
   
   This program is distributed in the hope that it will be useful,    This program is distributed in the hope that it will be useful,
Line 15 Line 15
   GNU General Public License for more details.    GNU General Public License for more details.
   
   You should have received a copy of the GNU General Public License    You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software    along with this program; if not, see http://www.gnu.org/licenses/.
   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.  
   
   
   This files defines macros for threading. Many sets of macros are    This files defines macros for threading. Many sets of macros are
Line 136  before_goto: goto *real_ca; after_goto: Line 135  before_goto: goto *real_ca; after_goto:
 #  define SET_IP(p)     do {ip=(p); cfa=*ip;} while(0)  #  define SET_IP(p)     do {ip=(p); cfa=*ip;} while(0)
 #  define NEXT_INST     (cfa)  #  define NEXT_INST     (cfa)
 #  define INC_IP(const_inc)     do {cfa=IP[const_inc]; ip+=(const_inc);} while(0)  #  define INC_IP(const_inc)     do {cfa=IP[const_inc]; ip+=(const_inc);} while(0)
 #  define DEF_CA        Label ca;  #  define DEF_CA        Label MAYBE_UNUSED ca;
 #  define NEXT_P1       do {\  #  define NEXT_P1       do {\
   if (DEBUG_DITC && (cfa<=vm_prims+DOESJUMP || cfa>=vm_prims+npriminfos)) \    if (DEBUG_DITC && (cfa<=vm_prims+DOESJUMP || cfa>=vm_prims+npriminfos)) \
     fprintf(stderr,"NEXT encountered prim %p at ip=%p\n", cfa, ip); \      fprintf(stderr,"NEXT encountered prim %p at ip=%p\n", cfa, ip); \
Line 187  before_goto: goto *real_ca; after_goto: Line 186  before_goto: goto *real_ca; after_goto:
 */  */
 #define KILLS asm("":"=X"(cfa));  #define KILLS asm("":"=X"(cfa));
   
 #warning direct threading scheme 8: cfa dead, i386 hack  /* #warning direct threading scheme 8: cfa dead, i386 hack */
 #  define NEXT_P0  #  define NEXT_P0
 #  define CFA           cfa  #  define CFA           cfa
 #  define IP            (ip)  #  define IP            (ip)
Line 203  before_goto: goto *real_ca; after_goto: Line 202  before_goto: goto *real_ca; after_goto:
 #else  #else
 /* indirect THREADED  */  /* indirect THREADED  */
   
 #warning indirect threading scheme 8: low latency,cisc  /* #warning indirect threading scheme 8: low latency,cisc */
 #  define NEXT_P0  #  define NEXT_P0
 #  define CFA           cfa  #  define CFA           cfa
 #  define IP            (ip)  #  define IP            (ip)

Removed from v.1.37  
changed lines
  Added in v.1.39


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