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Overview
Comment:Implement for/next loops, and add NoIgnore() in some more places where needed
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: ba612cfc1c6eddc7e31619229b53b70e2a2f5a3e
User & Date: user on 2020-12-12 05:56:52
Other Links: manifest | tags
Context
2020-12-12
06:30
Implement lsh, rsh, ObjTopAt, ObjBottomAt, ObjDir, and Xloc/Yloc of non-self. check-in: 3d4fc6dc98 user: user tags: trunk
05:56
Implement for/next loops, and add NoIgnore() in some more places where needed check-in: ba612cfc1c user: user tags: trunk
2020-12-11
22:25
Add instructions to read/write many of the flags check-in: 862a62fb30 user: user tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Modified class.c from [ea28ba8a95] to [26222c9175].

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          FlowPop(OP_WHILE);
          x=flowptr[flowdepth];
          FlowPop(OP_BEGIN);
          AddInst2(OP_GOTO,flowptr[flowdepth]);
          cl->codes[x]=ptr;
          break;
        case OP_FOR:
          if(cl->uservars>=0x07FF || num_globals>=0x07FF) ParseError("Too many user variables\n");
          if(cla) x=cl->uservars++|0x2000; else x=num_globals++|0x2800;
          AddInst2(OP_FOR,x);
          FlowPush(OP_FOR);
          peep=++ptr;
          break;
        case OP_NEXT:
          FlowPop(OP_FOR);
          AddInst(OP_NEXT);
          cl->codes[flowptr[flowdepth]]=ptr;
          break;
        case OP_STRING:
          AddInst2(OP_STRING,pool_string(tokenstr));
          break;
        default:
          if(Tokenf(TF_ABNORMAL)) ParseError("Invalid instruction token\n");
          if(compat && Tokenf(TF_COMPAT) && Tokenf(TF_EQUAL)) ++tokenv;








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          FlowPop(OP_WHILE);
          x=flowptr[flowdepth];
          FlowPop(OP_BEGIN);
          AddInst2(OP_GOTO,flowptr[flowdepth]);
          cl->codes[x]=ptr;
          break;
        case OP_FOR:
          if(num_globals>=0x07FF) ParseError("Too many user variables\n");
          x=num_globals++;
          AddInst2(OP_FOR,x);
          FlowPush(OP_FOR);
          peep=++ptr;
          break;
        case OP_NEXT:
          FlowPop(OP_FOR);
          AddInst2(OP_NEXT,flowptr[flowdepth]);
          cl->codes[flowptr[flowdepth]]=peep=ptr;
          break;
        case OP_STRING:
          AddInst2(OP_STRING,pool_string(tokenstr));
          break;
        default:
          if(Tokenf(TF_ABNORMAL)) ParseError("Invalid instruction token\n");
          if(compat && Tokenf(TF_COMPAT) && Tokenf(TF_EQUAL)) ++tokenv;
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Modified exec.c from [011a08ac28] to [bcf37dd906].

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static inline Value v_create(Uint32 from,Value cl,Value x,Value y,Value im,Value d) {
  Uint32 n;
  if(!cl.t && !cl.u) return NVALUE(0);
  if(cl.t!=TY_CLASS || x.t || x.t || y.t || im.t || d.t) Throw("Type mismatch");
  n=create(from,cl.u,x.u,y.u,im.u,d.u);
  return OVALUE(n);
}











































static inline Value v_obj_class_at(Value c,Value x,Value y) {
  Uint32 i;
  if(c.t==TY_NUMBER && !c.u) return NVALUE(0);
  if(c.t!=TY_CLASS || x.t!=TY_NUMBER || y.t!=TY_NUMBER) Throw("Type mismatch");
  i=obj_class_at(c.u,x.u,y.u);
  return OVALUE(i);








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static inline Value v_create(Uint32 from,Value cl,Value x,Value y,Value im,Value d) {
  Uint32 n;
  if(!cl.t && !cl.u) return NVALUE(0);
  if(cl.t!=TY_CLASS || x.t || x.t || y.t || im.t || d.t) Throw("Type mismatch");
  n=create(from,cl.u,x.u,y.u,im.u,d.u);
  return OVALUE(n);
}

static int v_for(Uint16*code,int ptr,Value v,Value xv,Value yv) {
  int k=code[ptr];
  Uint32 n;
  if(xv.t || yv.t) Throw("Type mismatch");
  if(xv.u<1 || xv.u>pfwidth || yv.u<1 || yv.u>pfheight) {
    globals[k].t=TY_NUMBER;
    globals[k].u=0;
    xv.u=yv.u=0;
  } else {
    globals[k].t=TY_FOR;
    globals[k].u=xv.u+yv.u*64-65;
    if(v_bool(v)) globals[k].u|=0x10000;
  }
  if(xv.u || yv.u) {
    n=playfield[globals[k].u&0xFFFF];
    while(n!=VOIDLINK) {
      objects[n]->oflags&=~OF_DONE;
      n=objects[n]->up;
    }
  }
  return code[ptr+1]-2; // This will cause "next" to be executed next
}

static int v_next(Uint16*code,int ptr) {
  int k=code[code[ptr]-1];
  Uint32 n;
  Uint32 r=VOIDLINK;
  if(globals[k].t!=TY_FOR) Throw("Uninitialized for/next loop");
  n=playfield[globals[k].u&0xFFFF];
  while(n!=VOIDLINK) {
    if(!(objects[n]->oflags&OF_DONE)) {
      r=n;
      if(globals[k].u&0x10000) break;
    }
    n=objects[n]->up;
  }
  if(r==VOIDLINK) return ptr+1;
  objects[r]->oflags|=OF_DONE;
  Push(OVALUE(r));
  return code[ptr]+1;
}

static inline Value v_obj_class_at(Value c,Value x,Value y) {
  Uint32 i;
  if(c.t==TY_NUMBER && !c.u) return NVALUE(0);
  if(c.t!=TY_CLASS || x.t!=TY_NUMBER || y.t!=TY_NUMBER) Throw("Type mismatch");
  i=obj_class_at(c.u,x.u,y.u);
  return OVALUE(i);
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    case OP_BROADCASTCLASS: StackReq(3,1); t4=Pop(); t3=Pop(); t2=Pop(); Push(v_broadcast(obj,CVALUE(code[ptr++]),t2,t3,t4,NVALUE(0),0)); break;
    case OP_BROADCASTEX: StackReq(5,1); t5=Pop(); t4=Pop(); t3=Pop(); t2=Pop(); t1=Pop(); Push(v_broadcast(obj,t1,t2,t3,t4,t5,0)); break;
    case OP_BROADCASTEX_D: StackReq(5,0); t5=Pop(); t4=Pop(); t3=Pop(); t2=Pop(); t1=Pop(); v_broadcast(obj,t1,t2,t3,t4,t5,0); break;
    case OP_BROADCASTSUM: StackReq(4,1); t4=Pop(); t3=Pop(); t2=Pop(); t1=Pop(); Push(v_broadcast(obj,t1,t2,t3,t4,NVALUE(0),1)); break;
    case OP_BROADCASTSUMEX: StackReq(5,1); t5=Pop(); t4=Pop(); t3=Pop(); t2=Pop(); t1=Pop(); Push(v_broadcast(obj,t1,t2,t3,t4,t5,1)); break;
    case OP_BUSY: StackReq(0,1); if(o->oflags&OF_BUSY) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_BUSY_C: StackReq(1,1); GetFlagOf(OF_BUSY); break;
    case OP_BUSY_E: StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_BUSY; else o->oflags&=~OF_BUSY; break;
    case OP_BUSY_EC: StackReq(2,0); SetFlagOf(OF_BUSY); break;
    case OP_BXOR: StackReq(2,1); t2=Pop(); Numeric(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.u^t2.u)); break;
    case OP_CALLSUB: execute_program(code,code[ptr++],obj); break;
    case OP_CLASS: StackReq(0,1); Push(CVALUE(o->class)); break;
    case OP_CLASS_C: StackReq(1,1); Push(GetVariableOf(class,CVALUE)); break;
    case OP_CLIMB: StackReq(0,1); Push(NVALUE(o->climb)); break;
    case OP_CLIMB_C: StackReq(1,1); Push(GetVariableOrAttributeOf(climb,NVALUE)); break;
    case OP_CLIMB_E: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->climb=t1.u; break;








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    case OP_BROADCASTCLASS: StackReq(3,1); t4=Pop(); t3=Pop(); t2=Pop(); Push(v_broadcast(obj,CVALUE(code[ptr++]),t2,t3,t4,NVALUE(0),0)); break;
    case OP_BROADCASTEX: StackReq(5,1); t5=Pop(); t4=Pop(); t3=Pop(); t2=Pop(); t1=Pop(); Push(v_broadcast(obj,t1,t2,t3,t4,t5,0)); break;
    case OP_BROADCASTEX_D: StackReq(5,0); t5=Pop(); t4=Pop(); t3=Pop(); t2=Pop(); t1=Pop(); v_broadcast(obj,t1,t2,t3,t4,t5,0); break;
    case OP_BROADCASTSUM: StackReq(4,1); t4=Pop(); t3=Pop(); t2=Pop(); t1=Pop(); Push(v_broadcast(obj,t1,t2,t3,t4,NVALUE(0),1)); break;
    case OP_BROADCASTSUMEX: StackReq(5,1); t5=Pop(); t4=Pop(); t3=Pop(); t2=Pop(); t1=Pop(); Push(v_broadcast(obj,t1,t2,t3,t4,t5,1)); break;
    case OP_BUSY: StackReq(0,1); if(o->oflags&OF_BUSY) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_BUSY_C: StackReq(1,1); GetFlagOf(OF_BUSY); break;
    case OP_BUSY_E: NoIgnore(); StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_BUSY; else o->oflags&=~OF_BUSY; break;
    case OP_BUSY_EC: NoIgnore(); StackReq(2,0); SetFlagOf(OF_BUSY); break;
    case OP_BXOR: StackReq(2,1); t2=Pop(); Numeric(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.u^t2.u)); break;
    case OP_CALLSUB: execute_program(code,code[ptr++],obj); break;
    case OP_CLASS: StackReq(0,1); Push(CVALUE(o->class)); break;
    case OP_CLASS_C: StackReq(1,1); Push(GetVariableOf(class,CVALUE)); break;
    case OP_CLIMB: StackReq(0,1); Push(NVALUE(o->climb)); break;
    case OP_CLIMB_C: StackReq(1,1); Push(GetVariableOrAttributeOf(climb,NVALUE)); break;
    case OP_CLIMB_E: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->climb=t1.u; break;
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    case OP_DISTANCE_EC: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) objects[i]->distance=t1.u; break;
    case OP_DIV: StackReq(2,1); t2=Pop(); DivideBy(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.u/t2.u)); break;
    case OP_DIV_C: StackReq(2,1); t2=Pop(); DivideBy(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.s/t2.s)); break;
    case OP_DROP: StackReq(1,0); Pop(); break;
    case OP_DROP_D: StackReq(2,0); Pop(); Pop(); break;
    case OP_DUP: StackReq(1,2); t1=Pop(); Push(t1); Push(t1); break;
    case OP_EQ: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_equal(t1,t2)?1:0)); break;

    case OP_FROM: StackReq(0,1); Push(OVALUE(msgvars.from)); break;
    case OP_GE: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_unsigned_greater(t2,t1)?0:1)); break;
    case OP_GE_C: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_signed_greater(t2,t1)?0:1)); break;
    case OP_GOTO: ptr=code[ptr]; break;
    case OP_GT: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_unsigned_greater(t1,t2)?1:0)); break;
    case OP_GT_C: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_signed_greater(t1,t2)?1:0)); break;
    case OP_HARD: StackReq(1,1); j=v_sh_dir(Pop()); Push(NVALUE(o->hard[j])); break;








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    case OP_DISTANCE_EC: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) objects[i]->distance=t1.u; break;
    case OP_DIV: StackReq(2,1); t2=Pop(); DivideBy(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.u/t2.u)); break;
    case OP_DIV_C: StackReq(2,1); t2=Pop(); DivideBy(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.s/t2.s)); break;
    case OP_DROP: StackReq(1,0); Pop(); break;
    case OP_DROP_D: StackReq(2,0); Pop(); Pop(); break;
    case OP_DUP: StackReq(1,2); t1=Pop(); Push(t1); Push(t1); break;
    case OP_EQ: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_equal(t1,t2)?1:0)); break;
    case OP_FOR: NoIgnore(); StackReq(3,1); t3=Pop(); t2=Pop(); t1=Pop(); ptr=v_for(code,ptr,t1,t2,t3); break;
    case OP_FROM: StackReq(0,1); Push(OVALUE(msgvars.from)); break;
    case OP_GE: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_unsigned_greater(t2,t1)?0:1)); break;
    case OP_GE_C: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_signed_greater(t2,t1)?0:1)); break;
    case OP_GOTO: ptr=code[ptr]; break;
    case OP_GT: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_unsigned_greater(t1,t2)?1:0)); break;
    case OP_GT_C: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_signed_greater(t1,t2)?1:0)); break;
    case OP_HARD: StackReq(1,1); j=v_sh_dir(Pop()); Push(NVALUE(o->hard[j])); break;
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    case OP_IMAGE_C: StackReq(1,1); Push(GetVariableOf(image,NVALUE)); break;
    case OP_IMAGE_E: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->image=t1.u; break;
    case OP_IMAGE_EC: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) objects[i]->image=t1.u; break;
    case OP_INT16: StackReq(0,1); Push(NVALUE(code[ptr++])); break;
    case OP_INT32: StackReq(0,1); t1=UVALUE(code[ptr++]<<16,TY_NUMBER); t1.u|=code[ptr++]; Push(t1); break;
    case OP_INVISIBLE: StackReq(0,1); if(o->oflags&OF_INVISIBLE) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_INVISIBLE_C: StackReq(1,1); GetFlagOf(OF_INVISIBLE); break;
    case OP_INVISIBLE_E: StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_INVISIBLE; else o->oflags&=~OF_INVISIBLE; break;
    case OP_INVISIBLE_EC: StackReq(2,0); SetFlagOf(OF_INVISIBLE); break;
    case OP_KEY: StackReq(0,1); Push(NVALUE(current_key)); break;
    case OP_KEYCLEARED: StackReq(0,1); if(o->oflags&OF_KEYCLEARED) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_KEYCLEARED_C: StackReq(1,1); GetFlagOf(OF_KEYCLEARED); break;
    case OP_KEYCLEARED_E: StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_KEYCLEARED; else o->oflags&=~OF_KEYCLEARED; break;
    case OP_KEYCLEARED_EC: StackReq(2,0); SetFlagOf(OF_KEYCLEARED); break;
    case OP_LAND: StackReq(2,1); t1=Pop(); t2=Pop(); if(v_bool(t1) && v_bool(t2)) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_LE: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_unsigned_greater(t1,t2)?0:1)); break;
    case OP_LE_C: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_signed_greater(t1,t2)?0:1)); break;
    case OP_LNOT: StackReq(1,1); if(v_bool(Pop())) Push(NVALUE(0)); else Push(NVALUE(1)); break;
    case OP_LOC: StackReq(0,2); Push(NVALUE(o->x)); Push(NVALUE(o->y)); break;
    case OP_LOR: StackReq(2,1); t1=Pop(); t2=Pop(); if(v_bool(t1) || v_bool(t2)) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_LOSELEVEL: gameover=-1; Throw(0); break;
    case OP_LT: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_unsigned_greater(t2,t1)?1:0)); break;
    case OP_LT_C: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_signed_greater(t2,t1)?1:0)); break;
    case OP_LXOR: StackReq(2,1); t1=Pop(); t2=Pop(); if(v_bool(t1)?!v_bool(t2):v_bool(t2)) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_MOD: StackReq(2,1); t2=Pop(); DivideBy(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.u%t2.u)); break;
    case OP_MOD_C: StackReq(2,1); t2=Pop(); DivideBy(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.s%t2.s)); break;
    case OP_MOVED: StackReq(0,1); if(o->oflags&OF_MOVED) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_MOVED_C: StackReq(1,1); GetFlagOf(OF_MOVED); break;
    case OP_MOVED_E: StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_MOVED; else o->oflags&=~OF_MOVED; break;
    case OP_MOVED_EC: StackReq(2,0); SetFlagOf(OF_MOVED); break;
    case OP_MSG: StackReq(0,1); Push(MVALUE(msgvars.msg)); break;
    case OP_MUL: StackReq(2,1); t2=Pop(); Numeric(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.u*t2.u)); break;
    case OP_MUL_C: StackReq(2,1); t2=Pop(); Numeric(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.s*t2.s)); break;
    case OP_NE: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_equal(t1,t2)?0:1)); break;
    case OP_NEG: StackReq(1,1); t1=Pop(); Numeric(t1); t1.s=-t1.s; Push(t1); break;

    case OP_NIP: StackReq(2,1); t1=Pop(); Pop(); Push(t1); break;
    case OP_OBJABOVE: StackReq(0,1); i=obj_above(obj); Push(OVALUE(i)); break;
    case OP_OBJABOVE_C: StackReq(1,1); i=obj_above(v_object(Pop())); Push(OVALUE(i)); break;
    case OP_OBJBELOW: StackReq(0,1); i=obj_below(obj); Push(OVALUE(i)); break;
    case OP_OBJBELOW_C: StackReq(1,1); i=obj_below(v_object(Pop())); Push(OVALUE(i)); break;
    case OP_OBJCLASSAT: StackReq(3,1); t3=Pop(); t2=Pop(); t1=Pop(); Push(v_obj_class_at(t1,t2,t3)); break;
    case OP_PLAYER: StackReq(0,1); if(classes[o->class]->cflags&CF_PLAYER) Push(NVALUE(1)); else Push(NVALUE(0)); break;








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    case OP_IMAGE_C: StackReq(1,1); Push(GetVariableOf(image,NVALUE)); break;
    case OP_IMAGE_E: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->image=t1.u; break;
    case OP_IMAGE_EC: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) objects[i]->image=t1.u; break;
    case OP_INT16: StackReq(0,1); Push(NVALUE(code[ptr++])); break;
    case OP_INT32: StackReq(0,1); t1=UVALUE(code[ptr++]<<16,TY_NUMBER); t1.u|=code[ptr++]; Push(t1); break;
    case OP_INVISIBLE: StackReq(0,1); if(o->oflags&OF_INVISIBLE) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_INVISIBLE_C: StackReq(1,1); GetFlagOf(OF_INVISIBLE); break;
    case OP_INVISIBLE_E: NoIgnore(); StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_INVISIBLE; else o->oflags&=~OF_INVISIBLE; break;
    case OP_INVISIBLE_EC: NoIgnore(); StackReq(2,0); SetFlagOf(OF_INVISIBLE); break;
    case OP_KEY: StackReq(0,1); Push(NVALUE(current_key)); break;
    case OP_KEYCLEARED: StackReq(0,1); if(o->oflags&OF_KEYCLEARED) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_KEYCLEARED_C: StackReq(1,1); GetFlagOf(OF_KEYCLEARED); break;
    case OP_KEYCLEARED_E: StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_KEYCLEARED; else o->oflags&=~OF_KEYCLEARED; break;
    case OP_KEYCLEARED_EC: StackReq(2,0); SetFlagOf(OF_KEYCLEARED); break;
    case OP_LAND: StackReq(2,1); t1=Pop(); t2=Pop(); if(v_bool(t1) && v_bool(t2)) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_LE: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_unsigned_greater(t1,t2)?0:1)); break;
    case OP_LE_C: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_signed_greater(t1,t2)?0:1)); break;
    case OP_LNOT: StackReq(1,1); if(v_bool(Pop())) Push(NVALUE(0)); else Push(NVALUE(1)); break;
    case OP_LOC: StackReq(0,2); Push(NVALUE(o->x)); Push(NVALUE(o->y)); break;
    case OP_LOR: StackReq(2,1); t1=Pop(); t2=Pop(); if(v_bool(t1) || v_bool(t2)) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_LOSELEVEL: gameover=-1; Throw(0); break;
    case OP_LT: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_unsigned_greater(t2,t1)?1:0)); break;
    case OP_LT_C: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_signed_greater(t2,t1)?1:0)); break;
    case OP_LXOR: StackReq(2,1); t1=Pop(); t2=Pop(); if(v_bool(t1)?!v_bool(t2):v_bool(t2)) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_MOD: StackReq(2,1); t2=Pop(); DivideBy(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.u%t2.u)); break;
    case OP_MOD_C: StackReq(2,1); t2=Pop(); DivideBy(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.s%t2.s)); break;
    case OP_MOVED: StackReq(0,1); if(o->oflags&OF_MOVED) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_MOVED_C: StackReq(1,1); GetFlagOf(OF_MOVED); break;
    case OP_MOVED_E: NoIgnore(); StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_MOVED; else o->oflags&=~OF_MOVED; break;
    case OP_MOVED_EC: NoIgnore(); StackReq(2,0); SetFlagOf(OF_MOVED); break;
    case OP_MSG: StackReq(0,1); Push(MVALUE(msgvars.msg)); break;
    case OP_MUL: StackReq(2,1); t2=Pop(); Numeric(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.u*t2.u)); break;
    case OP_MUL_C: StackReq(2,1); t2=Pop(); Numeric(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.s*t2.s)); break;
    case OP_NE: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_equal(t1,t2)?0:1)); break;
    case OP_NEG: StackReq(1,1); t1=Pop(); Numeric(t1); t1.s=-t1.s; Push(t1); break;
    case OP_NEXT: StackReq(0,1); ptr=v_next(code,ptr); break;
    case OP_NIP: StackReq(2,1); t1=Pop(); Pop(); Push(t1); break;
    case OP_OBJABOVE: StackReq(0,1); i=obj_above(obj); Push(OVALUE(i)); break;
    case OP_OBJABOVE_C: StackReq(1,1); i=obj_above(v_object(Pop())); Push(OVALUE(i)); break;
    case OP_OBJBELOW: StackReq(0,1); i=obj_below(obj); Push(OVALUE(i)); break;
    case OP_OBJBELOW_C: StackReq(1,1); i=obj_below(v_object(Pop())); Push(OVALUE(i)); break;
    case OP_OBJCLASSAT: StackReq(3,1); t3=Pop(); t2=Pop(); t1=Pop(); Push(v_obj_class_at(t1,t2,t3)); break;
    case OP_PLAYER: StackReq(0,1); if(classes[o->class]->cflags&CF_PLAYER) Push(NVALUE(1)); else Push(NVALUE(0)); break;
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    case OP_SHARP_EC: NoIgnore(); StackReq(3,0); j=v_sh_dir(Pop()); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) objects[i]->sharp[j]=t1.u; break;
    case OP_SHOVABLE: StackReq(0,1); Push(NVALUE(o->shovable)); break;
    case OP_SHOVABLE_C: StackReq(1,1); Push(GetVariableOrAttributeOf(shovable,NVALUE)); break;
    case OP_SHOVABLE_E: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->shovable=t1.u; break;
    case OP_SHOVABLE_EC: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) objects[i]->shovable=t1.u; break;
    case OP_STEALTHY: StackReq(0,1); if(o->oflags&OF_STEALTHY) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_STEALTHY_C: StackReq(1,1); GetFlagOf(OF_STEALTHY); break;
    case OP_STEALTHY_E: StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_STEALTHY; else o->oflags&=~OF_STEALTHY; break;
    case OP_STEALTHY_EC: StackReq(2,0); SetFlagOf(OF_STEALTHY); break;
    case OP_STRENGTH: StackReq(0,1); Push(NVALUE(o->strength)); break;
    case OP_STRENGTH_C: StackReq(1,1); Push(GetVariableOrAttributeOf(strength,NVALUE)); break;
    case OP_STRENGTH_E: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->strength=t1.u; break;
    case OP_STRENGTH_E16: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->strength=t1.u&0xFFFF; break;
    case OP_STRENGTH_EC: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->strength=t1.u; break;
    case OP_STRENGTH_EC16: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->strength=t1.u; break;
    case OP_SOUND: StackReq(2,0); t2=Pop(); t1=Pop(); break; // Sound not implemented at this time
    case OP_SUB: StackReq(2,1); t2=Pop(); Numeric(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.u-t2.u)); break;
    case OP_SWAP: StackReq(2,2); t1=Pop(); t2=Pop(); Push(t1); Push(t2); break;
    case OP_TRACE: StackReq(3,0); trace_stack(obj); break;
    case OP_USERSTATE: StackReq(0,1); if(o->oflags&OF_USERSTATE) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_USERSTATE_C: StackReq(1,1); GetFlagOf(OF_USERSTATE); break;
    case OP_USERSTATE_E: StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_USERSTATE; else o->oflags&=~OF_USERSTATE; break;
    case OP_USERSTATE_EC: StackReq(2,0); SetFlagOf(OF_USERSTATE); break;
    case OP_USERSIGNAL: StackReq(0,1); if(o->oflags&OF_USERSIGNAL) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_USERSIGNAL_C: StackReq(1,1); GetFlagOf(OF_USERSIGNAL); break;
    case OP_USERSIGNAL_E: StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_USERSIGNAL; else o->oflags&=~OF_USERSIGNAL; break;
    case OP_USERSIGNAL_EC: StackReq(2,0); SetFlagOf(OF_USERSIGNAL); break;
    case OP_VISUALONLY: StackReq(0,1); if(o->oflags&OF_VISUALONLY) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_VISUALONLY_C: StackReq(1,1); GetFlagOf(OF_VISUALONLY); break;
    case OP_VISUALONLY_E: StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_VISUALONLY; else o->oflags&=~OF_VISUALONLY; break;
    case OP_VISUALONLY_EC: StackReq(2,0); SetFlagOf(OF_VISUALONLY); break;
    case OP_VOLUME: StackReq(0,1); Push(NVALUE(o->volume)); break;
    case OP_VOLUME_C: StackReq(1,1); Push(GetVariableOrAttributeOf(volume,NVALUE)); break;
    case OP_VOLUME_E: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->volume=t1.u; break;
    case OP_VOLUME_E16: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->volume=t1.u&0xFFFF; break;
    case OP_VOLUME_EC: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->volume=t1.u; break;
    case OP_VOLUME_EC16: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->volume=t1.u; break;
    case OP_WEIGHT: StackReq(0,1); Push(NVALUE(o->weight)); break;








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    case OP_SHARP_EC: NoIgnore(); StackReq(3,0); j=v_sh_dir(Pop()); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) objects[i]->sharp[j]=t1.u; break;
    case OP_SHOVABLE: StackReq(0,1); Push(NVALUE(o->shovable)); break;
    case OP_SHOVABLE_C: StackReq(1,1); Push(GetVariableOrAttributeOf(shovable,NVALUE)); break;
    case OP_SHOVABLE_E: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->shovable=t1.u; break;
    case OP_SHOVABLE_EC: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) objects[i]->shovable=t1.u; break;
    case OP_STEALTHY: StackReq(0,1); if(o->oflags&OF_STEALTHY) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_STEALTHY_C: StackReq(1,1); GetFlagOf(OF_STEALTHY); break;
    case OP_STEALTHY_E: NoIgnore(); StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_STEALTHY; else o->oflags&=~OF_STEALTHY; break;
    case OP_STEALTHY_EC: NoIgnore(); StackReq(2,0); SetFlagOf(OF_STEALTHY); break;
    case OP_STRENGTH: StackReq(0,1); Push(NVALUE(o->strength)); break;
    case OP_STRENGTH_C: StackReq(1,1); Push(GetVariableOrAttributeOf(strength,NVALUE)); break;
    case OP_STRENGTH_E: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->strength=t1.u; break;
    case OP_STRENGTH_E16: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->strength=t1.u&0xFFFF; break;
    case OP_STRENGTH_EC: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->strength=t1.u; break;
    case OP_STRENGTH_EC16: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->strength=t1.u; break;
    case OP_SOUND: StackReq(2,0); t2=Pop(); t1=Pop(); break; // Sound not implemented at this time
    case OP_SUB: StackReq(2,1); t2=Pop(); Numeric(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.u-t2.u)); break;
    case OP_SWAP: StackReq(2,2); t1=Pop(); t2=Pop(); Push(t1); Push(t2); break;
    case OP_TRACE: StackReq(3,0); trace_stack(obj); break;
    case OP_USERSTATE: StackReq(0,1); if(o->oflags&OF_USERSTATE) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_USERSTATE_C: StackReq(1,1); GetFlagOf(OF_USERSTATE); break;
    case OP_USERSTATE_E: NoIgnore(); StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_USERSTATE; else o->oflags&=~OF_USERSTATE; break;
    case OP_USERSTATE_EC: NoIgnore(); StackReq(2,0); SetFlagOf(OF_USERSTATE); break;
    case OP_USERSIGNAL: StackReq(0,1); if(o->oflags&OF_USERSIGNAL) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_USERSIGNAL_C: StackReq(1,1); GetFlagOf(OF_USERSIGNAL); break;
    case OP_USERSIGNAL_E: NoIgnore(); StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_USERSIGNAL; else o->oflags&=~OF_USERSIGNAL; break;
    case OP_USERSIGNAL_EC: NoIgnore(); StackReq(2,0); SetFlagOf(OF_USERSIGNAL); break;
    case OP_VISUALONLY: StackReq(0,1); if(o->oflags&OF_VISUALONLY) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_VISUALONLY_C: StackReq(1,1); GetFlagOf(OF_VISUALONLY); break;
    case OP_VISUALONLY_E: NoIgnore(); StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_VISUALONLY; else o->oflags&=~OF_VISUALONLY; break;
    case OP_VISUALONLY_EC: NoIgnore(); StackReq(2,0); SetFlagOf(OF_VISUALONLY); break;
    case OP_VOLUME: StackReq(0,1); Push(NVALUE(o->volume)); break;
    case OP_VOLUME_C: StackReq(1,1); Push(GetVariableOrAttributeOf(volume,NVALUE)); break;
    case OP_VOLUME_E: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->volume=t1.u; break;
    case OP_VOLUME_E16: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->volume=t1.u&0xFFFF; break;
    case OP_VOLUME_EC: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->volume=t1.u; break;
    case OP_VOLUME_EC16: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->volume=t1.u; break;
    case OP_WEIGHT: StackReq(0,1); Push(NVALUE(o->weight)); break;
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  if(generation_number<=TY_MAXTYPE) return "Too many generations of objects";
  return 0;
}

const char*init_level(void) {
  if(setjmp(my_env)) return my_error;
  if(main_options['t']) printf("[Level %d restarted]\n",level_id);

  gameover=0;
  changed=0;
  key_ignored=0;
  lastimage_processing=0;
  vstackptr=0;
  move_number=0;
  current_key=0;
  broadcast(VOIDLINK,0,MSG_INIT,NVALUE(0),NVALUE(0),NVALUE(0),0);
  broadcast(VOIDLINK,0,MSG_POSTINIT,NVALUE(0),NVALUE(0),NVALUE(0),0);
  if(generation_number<=TY_MAXTYPE) return "Too many generations of objects";
  return 0;
}








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  if(generation_number<=TY_MAXTYPE) return "Too many generations of objects";
  return 0;
}

const char*init_level(void) {
  if(setjmp(my_env)) return my_error;
  if(main_options['t']) printf("[Level %d restarted]\n",level_id);
  memcpy(globals,initglobals,sizeof(globals));
  gameover=0;
  changed=0;
  key_ignored=0;
  lastimage_processing=0;
  vstackptr=0;
  move_number=0;
  current_key=0;
  broadcast(VOIDLINK,0,MSG_INIT,NVALUE(0),NVALUE(0),NVALUE(0),0);
  broadcast(VOIDLINK,0,MSG_POSTINIT,NVALUE(0),NVALUE(0),NVALUE(0),0);
  if(generation_number<=TY_MAXTYPE) return "Too many generations of objects";
  return 0;
}

Modified heromesh.h from [5f07c527d6] to [63c8f5b734].

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#define TY_NUMBER 0
#define TY_CLASS 1
#define TY_MESSAGE 2
#define TY_LEVELSTRING 3
#define TY_STRING 4
#define TY_SOUND 5
#define TY_USOUND 6

#define TY_MAXTYPE 15
// The level file format requires type codes 0 to 3 to be as is; other codes may change.

typedef struct {
  union {
    Sint32 s;
    Uint32 u;








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#define TY_NUMBER 0
#define TY_CLASS 1
#define TY_MESSAGE 2
#define TY_LEVELSTRING 3
#define TY_STRING 4
#define TY_SOUND 5
#define TY_USOUND 6
#define TY_FOR 7
#define TY_MAXTYPE 15
// The level file format requires type codes 0 to 3 to be as is; other codes may change.

typedef struct {
  union {
    Sint32 s;
    Uint32 u;
︙︙

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