Macro-expanded version of a8086.c from http://codegolf.stackexchange.com/questions/4732/emulate-an-intel-8086-cpu/52902#52902

a8086p.c

#include<ctype.h>
#include<stdint.h>
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<sys/stat.h>
#include<unistd.h>
typedef intptr_t I; typedef uintptr_t U;
typedef short S; typedef unsigned short US;
typedef signed char C; typedef unsigned char UC;
typedef void V;
U o,w,d,f;
U x,y,z;
void *p;
UC halt,debug=0,trace=2,reg[28],null[2],mem[0xffff]={
    1, (3<<6),
    1, (3<<6)+(4<<3),
    3, (3<<6)+(4<<3),
    0xf4
};
UC*al;UC*ah;UC*cl;UC*ch;UC*dl;UC*dh;UC*bl;UC*bh;US*ax;US*cx;US*dx;US*bx;US*sp;US*bp;US*si;US*di;US*ip;US*fl;US*cs;US*ds;US*ss;US*es;V init(){I i=0;al=(UC*)(reg+i++);ah=(UC*)(reg+i++);cl=(UC*)(reg+i++);ch=(UC*)(reg+i++);dl=(UC*)(reg+i++);dh=(UC*)(reg+i++);bl=(UC*)(reg+i++);bh=(UC*)(reg+i++);i=0;ax=(US*)(reg+i);i+=2;cx=(US*)(reg+i);i+=2;dx=(US*)(reg+i);i+=2;bx=(US*)(reg+i);i+=2;sp=(US*)(reg+i);i+=2;bp=(US*)(reg+i);i+=2;si=(US*)(reg+i);i+=2;di=(US*)(reg+i);i+=2;ip=(US*)(reg+i);i+=2;fl=(US*)(reg+i);i+=2;cs=(US*)(reg+i);i+=2;ds=(US*)(reg+i);i+=2;ss=(US*)(reg+i);i+=2;es=(US*)(reg+i);i+=2;}
enum { CF=1, AF=1<<4, ZF=1<<6, SF=1<<7, OF=1<<11 };
V dump(){
    printf("\n"); printf("ax" ":%04x ",*ax);printf("cx" ":%04x ",*cx);printf("dx" ":%04x ",*dx);printf("bx" ":%04x ",*bx);printf("sp" ":%04x ",*sp);printf("bp" ":%04x ",*bp);printf("si" ":%04x ",*si);printf("di" ":%04x ",*di);printf("ip" ":%04x ",*ip);printf("fl" ":%04x ",*fl);
    if(trace)printf("%s %s %s %s ",*fl&CF?"CA":"NC",*fl&OF?"OV":"NO",*fl&SF?"SN":"NS",*fl&ZF?"ZR":"NZ");
    printf("\n");
}
I get_(void*p,U w){return w? *(UC*)p + (((UC*)p)[1]<<8) :*(UC*)p;}
V put_(void*p,U x,U w){ if(w){ *(UC*)p=x; ((UC*)p)[1]=x>>8; }else *(UC*)p=x; }
UC fetchb(){ U x = get_(mem+(*ip)++,0); if(trace)printf("%02x(%03o) ",x,x); return x; }
US fetchw(){I w=fetchb();return w|(fetchb()<<8);}
typedef struct rm{U mod,reg,r_m;}rm;
rm mrm(U m){ return(rm){ (m>>6)&3, (m>>3)&7, m&7 }; }
U decreg(U reg,U w){
    if (w)return (U)((US*[]){ax,cx,dx,bx,sp,bp,si,di}[reg]);
    else return (U)((UC*[]){al,cl,dl,bl,ah,ch,dh,bh}[reg]); }
U decrm(rm r,U w){
    U x=(U[]){*bx+*si,*bx+*di,*bp+*si,*bp+*di,*si,*di, *bp,*bx}[r.r_m];
    switch(r.mod){ case 0: if (r.r_m==6) return (U)(mem+fetchw()); break;
                   case 1: x+=fetchb(); break;
                   case 2: x+=fetchw(); break;
                   case 3: return decreg(r.r_m,w); }
    return (U)(mem+x); }
void addbf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void addwf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void addbt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void addwt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void addbi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void addwi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void pushes(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; put_(mem+(*sp-=2),*(es),1);} void popes(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *(es)=get_(mem+(*sp+=2)-2,1);} void orbf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x|y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void orwf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x|y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void orbt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x|y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void orwt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x|y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void orbi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); z=x|y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void orwi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); z=x|y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void pushcs(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; put_(mem+(*sp-=2),*(cs),1);} void nop0(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void adcbf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } x+=(*fl&CF); z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void adcwf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } x+=(*fl&CF); z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void adcbt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } x+=(*fl&CF); z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void adcwt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } x+=(*fl&CF); z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void adcbi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); x+=(*fl&CF); z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void adcwi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); x+=(*fl&CF); z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void pushss(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; put_(mem+(*sp-=2),*(ss),1);} void popss(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *(ss)=get_(mem+(*sp+=2)-2,1);} void sbbbf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } d?y+=*fl&CF:(x+=*fl&CF); z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void sbbwf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } d?y+=*fl&CF:(x+=*fl&CF); z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void sbbbt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } d?y+=*fl&CF:(x+=*fl&CF); z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void sbbwt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } d?y+=*fl&CF:(x+=*fl&CF); z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void sbbbi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); d?y+=*fl&CF:(x+=*fl&CF); z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void sbbwi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); d?y+=*fl&CF:(x+=*fl&CF); z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void pushds(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; put_(mem+(*sp-=2),*(ds),1);} void popds(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *(ds)=get_(mem+(*sp+=2)-2,1);} void andbf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x&y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void andwf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x&y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void andbt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x&y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void andwt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x&y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void andbi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); z=x&y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void andwi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); z=x&y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void esseg(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void daa(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void subbf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void subwf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void subbt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void subwt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void subbi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void subwi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void csseg(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void das(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void xorbf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x^y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void xorwf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x^y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void xorbt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x^y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void xorwt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x^y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void xorbi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); z=x^y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void xorwi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); z=x^y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void ssseg(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void aaa(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void cmpbf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } p=null; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void cmpwf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } p=null; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void cmpbt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } p=null; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void cmpwt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } p=null; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void cmpbi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); p=null; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void cmpwi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); p=null; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void dsseg(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void aas(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void incax(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; w=1; d=1; p=(V*)ax; x=(S)*ax; y=1; f=*fl&CF; z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;;} void inccx(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; w=1; d=1; p=(V*)cx; x=(S)*cx; y=1; f=*fl&CF; z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;;} void incdx(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; w=1; d=1; p=(V*)dx; x=(S)*dx; y=1; f=*fl&CF; z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;;} void incbx(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; w=1; d=1; p=(V*)bx; x=(S)*bx; y=1; f=*fl&CF; z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;;} void incsp(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; w=1; d=1; p=(V*)sp; x=(S)*sp; y=1; f=*fl&CF; z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;;} void incbp(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; w=1; d=1; p=(V*)bp; x=(S)*bp; y=1; f=*fl&CF; z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;;} void incsi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; w=1; d=1; p=(V*)si; x=(S)*si; y=1; f=*fl&CF; z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;;} void incdi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; w=1; d=1; p=(V*)di; x=(S)*di; y=1; f=*fl&CF; z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;;} void decax(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; w=1; d=1; p=(V*)ax; x=(S)*ax; y=1; f=*fl&CF; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;;} void deccx(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; w=1; d=1; p=(V*)cx; x=(S)*cx; y=1; f=*fl&CF; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;;} void decdx(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; w=1; d=1; p=(V*)dx; x=(S)*dx; y=1; f=*fl&CF; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;;} void decbx(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; w=1; d=1; p=(V*)bx; x=(S)*bx; y=1; f=*fl&CF; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;;} void decsp(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; w=1; d=1; p=(V*)sp; x=(S)*sp; y=1; f=*fl&CF; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;;} void decbp(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; w=1; d=1; p=(V*)bp; x=(S)*bp; y=1; f=*fl&CF; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;;} void decsi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; w=1; d=1; p=(V*)si; x=(S)*si; y=1; f=*fl&CF; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;;} void decdi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; w=1; d=1; p=(V*)di; x=(S)*di; y=1; f=*fl&CF; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;;} void pushax(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; put_(mem+(*sp-=2),*(ax),1);} void pushcx(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; put_(mem+(*sp-=2),*(cx),1);} void pushdx(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; put_(mem+(*sp-=2),*(dx),1);} void pushbx(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; put_(mem+(*sp-=2),*(bx),1);} void pushsp(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; put_(mem+(*sp-=2),*(sp),1);} void pushbp(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; put_(mem+(*sp-=2),*(bp),1);} void pushsi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; put_(mem+(*sp-=2),*(si),1);} void pushdi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; put_(mem+(*sp-=2),*(di),1);} void popax(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *(ax)=get_(mem+(*sp+=2)-2,1);} void popcx(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *(cx)=get_(mem+(*sp+=2)-2,1);} void popdx(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *(dx)=get_(mem+(*sp+=2)-2,1);} void popbx(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *(bx)=get_(mem+(*sp+=2)-2,1);} void popsp(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *(sp)=get_(mem+(*sp+=2)-2,1);} void popbp(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *(bp)=get_(mem+(*sp+=2)-2,1);} void popsi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *(si)=get_(mem+(*sp+=2)-2,1);} void popdi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *(di)=get_(mem+(*sp+=2)-2,1);} void nop1(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nop2(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nop3(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nop4(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nop5(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nop6(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nop7(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nop8(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nop9(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nopA(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nopB(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nopC(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nopD(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nopE(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nopF(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nopG(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void jo(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; U cf=!!(*fl&CF),of=!!(*fl&OF),sf=!!(*fl&SF),zf=!!(*fl&ZF); y=(S)(C)fetchb(); if(trace)printf("<%d> ", of); if(of)*ip+=(S)y;;} void jno(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; U cf=!!(*fl&CF),of=!!(*fl&OF),sf=!!(*fl&SF),zf=!!(*fl&ZF); y=(S)(C)fetchb(); if(trace)printf("<%d> ", !(of)); if(!(of))*ip+=(S)y;;} void jb(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; U cf=!!(*fl&CF),of=!!(*fl&OF),sf=!!(*fl&SF),zf=!!(*fl&ZF); y=(S)(C)fetchb(); if(trace)printf("<%d> ", cf); if(cf)*ip+=(S)y;;} void jnb(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; U cf=!!(*fl&CF),of=!!(*fl&OF),sf=!!(*fl&SF),zf=!!(*fl&ZF); y=(S)(C)fetchb(); if(trace)printf("<%d> ", !(cf)); if(!(cf))*ip+=(S)y;;} void jz(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; U cf=!!(*fl&CF),of=!!(*fl&OF),sf=!!(*fl&SF),zf=!!(*fl&ZF); y=(S)(C)fetchb(); if(trace)printf("<%d> ", zf); if(zf)*ip+=(S)y;;} void jnz(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; U cf=!!(*fl&CF),of=!!(*fl&OF),sf=!!(*fl&SF),zf=!!(*fl&ZF); y=(S)(C)fetchb(); if(trace)printf("<%d> ", !(zf)); if(!(zf))*ip+=(S)y;;} void jbe(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; U cf=!!(*fl&CF),of=!!(*fl&OF),sf=!!(*fl&SF),zf=!!(*fl&ZF); y=(S)(C)fetchb(); if(trace)printf("<%d> ", cf|zf); if(cf|zf)*ip+=(S)y;;} void jnbe(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; U cf=!!(*fl&CF),of=!!(*fl&OF),sf=!!(*fl&SF),zf=!!(*fl&ZF); y=(S)(C)fetchb(); if(trace)printf("<%d> ", !(cf|zf)); if(!(cf|zf))*ip+=(S)y;;} void js(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; U cf=!!(*fl&CF),of=!!(*fl&OF),sf=!!(*fl&SF),zf=!!(*fl&ZF); y=(S)(C)fetchb(); if(trace)printf("<%d> ", sf); if(sf)*ip+=(S)y;;} void jns(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; U cf=!!(*fl&CF),of=!!(*fl&OF),sf=!!(*fl&SF),zf=!!(*fl&ZF); y=(S)(C)fetchb(); if(trace)printf("<%d> ", !(sf)); if(!(sf))*ip+=(S)y;;} void jp(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void jnp(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void jl(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; U cf=!!(*fl&CF),of=!!(*fl&OF),sf=!!(*fl&SF),zf=!!(*fl&ZF); y=(S)(C)fetchb(); if(trace)printf("<%d> ", sf^of); if(sf^of)*ip+=(S)y;;} void jnl_(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; U cf=!!(*fl&CF),of=!!(*fl&OF),sf=!!(*fl&SF),zf=!!(*fl&ZF); y=(S)(C)fetchb(); if(trace)printf("<%d> ", !(sf^of)); if(!(sf^of))*ip+=(S)y;;} void jle(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; U cf=!!(*fl&CF),of=!!(*fl&OF),sf=!!(*fl&SF),zf=!!(*fl&ZF); y=(S)(C)fetchb(); if(trace)printf("<%d> ", (sf^of)|zf); if((sf^of)|zf)*ip+=(S)y;;} void jnle(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; U cf=!!(*fl&CF),of=!!(*fl&OF),sf=!!(*fl&SF),zf=!!(*fl&ZF); y=(S)(C)fetchb(); if(trace)printf("<%d> ", !((sf^of)|zf)); if(!((sf^of)|zf))*ip+=(S)y;;} void immb(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); p=(void*)(y=decrm(r,w)); x=w?fetchw():fetchb(); d=0; y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } if(trace){ printf("%s ", (C*[]){"ADD","OR","ADC","SBB","AND","SUB","XOR","CMP"}[r.reg]); } switch(r.reg){case 0:z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 1:z=x|y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 2:x+=(*fl&CF); z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 3:d?y+=*fl&CF:(x+=*fl&CF); z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 4:z=x&y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 5:z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 6:z=x^y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 7:p=null; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; };} void immw(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); p=(void*)(y=decrm(r,w)); x=w?fetchw():fetchb(); d=0; y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } if(trace){ printf("%s ", (C*[]){"ADD","OR","ADC","SBB","AND","SUB","XOR","CMP"}[r.reg]); } switch(r.reg){case 0:z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 1:z=x|y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 2:x+=(*fl&CF); z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 3:d?y+=*fl&CF:(x+=*fl&CF); z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 4:z=x&y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 5:z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 6:z=x^y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 7:p=null; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; };} void immb1(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); p=(void*)(y=decrm(r,w)); x=w?fetchw():fetchb(); d=0; y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } if(trace){ printf("%s ", (C*[]){"ADD","OR","ADC","SBB","AND","SUB","XOR","CMP"}[r.reg]); } switch(r.reg){case 0:z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 1:z=x|y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 2:x+=(*fl&CF); z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 3:d?y+=*fl&CF:(x+=*fl&CF); z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 4:z=x&y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 5:z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 6:z=x^y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 7:p=null; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; };} void immis(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); p=(void*)(y=decrm(r,w)); w=0; x=w?fetchw():fetchb(); w=1;x=(S)(C)x; d=0; y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } if(trace){ printf("%s ", (C*[]){"ADD","OR","ADC","SBB","AND","SUB","XOR","CMP"}[r.reg]); } switch(r.reg){case 0:z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 1:z=x|y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 2:x+=(*fl&CF); z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 3:d?y+=*fl&CF:(x+=*fl&CF); z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 4:z=x&y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 5:z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 6:z=x^y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; case 7:p=null; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); break; };} void testb(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x&y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ;;} void testw(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=x&y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ;;} void xchgb(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; f=x;z=y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } if(w){*(US*)f=y;*(US*)z=x;}else{*(UC*)f=y;*(UC*)z=x;};} void xchgw(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; f=x;z=y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } if(w){*(US*)f=y;*(US*)z=x;}else{*(UC*)f=y;*(UC*)z=x;};} void movbf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=d?y:x; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void movwf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=d?y:x; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void movbt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=d?y:x; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void movwt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } z=d?y:x; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void movsegf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } ;} void lea(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; z=((UC*)y)-mem; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w);;} void movsegt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } ;} void poprm(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } *((US*)p)=get_(mem+(*sp+=2)-2,1);} void nopH(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void xchgac(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)ax; y=(U)(cx); w=1; f=x;z=y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } if(w){*(US*)f=y;*(US*)z=x;}else{*(UC*)f=y;*(UC*)z=x;};} void xchgad(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)ax; y=(U)(dx); w=1; f=x;z=y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } if(w){*(US*)f=y;*(US*)z=x;}else{*(UC*)f=y;*(UC*)z=x;};} void xchgab(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)ax; y=(U)(bx); w=1; f=x;z=y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } if(w){*(US*)f=y;*(US*)z=x;}else{*(UC*)f=y;*(UC*)z=x;};} void xchgasp(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)ax; y=(U)(sp); w=1; f=x;z=y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } if(w){*(US*)f=y;*(US*)z=x;}else{*(UC*)f=y;*(UC*)z=x;};} void xchabp(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)ax; y=(U)(bp); w=1; f=x;z=y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } if(w){*(US*)f=y;*(US*)z=x;}else{*(UC*)f=y;*(UC*)z=x;};} void xchgasi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)ax; y=(U)(si); w=1; f=x;z=y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } if(w){*(US*)f=y;*(US*)z=x;}else{*(UC*)f=y;*(UC*)z=x;};} void xchadi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)ax; y=(U)(di); w=1; f=x;z=y; x=get_((void*)x,w); y=get_((void*)y,w); if(trace){ printf("x:%d\n",x); printf("y:%d\n",y); } if(w){*(US*)f=y;*(US*)z=x;}else{*(UC*)f=y;*(UC*)z=x;};} void cbw(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *ax=(S)(C)*al;;} void cwd(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; z=(I)(S)*ax; *dx=z>>16;;} void farcall(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void wait(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void pushf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; put_(mem+(*sp-=2),*(fl),1);} void popf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *(fl)=get_(mem+(*sp+=2)-2,1);} void sahf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void lahf(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void movalb(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; if(d){ x=get_(mem+fetchw(),w); if(w)*ax=x; else*al=x; } else { put_(mem+fetchw(),w?*ax:*al,w); };} void movaxw(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; if(d){ x=get_(mem+fetchw(),w); if(w)*ax=x; else*al=x; } else { put_(mem+fetchw(),w?*ax:*al,w); };} void movbal(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; if(d){ x=get_(mem+fetchw(),w); if(w)*ax=x; else*al=x; } else { put_(mem+fetchw(),w?*ax:*al,w); };} void movwax(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; if(d){ x=get_(mem+fetchw(),w); if(w)*ax=x; else*al=x; } else { put_(mem+fetchw(),w?*ax:*al,w); };} void movsb(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void movsw(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void cmpsb(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void cmpsw(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void testaib(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); z=x&y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ;;} void testaiw(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(U)(p=w?(UC*)ax:al); x=get_((void*)x,w); y=w?fetchw():fetchb(); z=x&y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ;;} void stosb(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void stosw(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void lodsb(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void lodsw(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void scasb(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void scasw(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void movali(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; (*al)=fetchb();;} void movcli(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; (*cl)=fetchb();;} void movdli(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; (*dl)=fetchb();;} void movbli(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; (*bl)=fetchb();;} void movahi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; (*ah)=fetchb();;} void movchi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; (*ch)=fetchb();;} void movdhi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; (*dh)=fetchb();;} void movbhi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; (*bh)=fetchb();;} void movaxi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; (*ax)=fetchw();;} void movcxi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; (*cx)=fetchw();;} void movdxi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; (*dx)=fetchw();;} void movbxi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; (*bx)=fetchw();;} void movspi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; (*sp)=fetchw();;} void movbpi(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; (*bp)=fetchw();;} void movsii(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; (*si)=fetchw();;} void movdii(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; (*di)=fetchw();;} void nopI(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nopJ(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void reti(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *(ip)=get_(mem+(*sp+=2)-2,1); if(fetchw())*sp+=fetchw()*2;;} void retz(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *(ip)=get_(mem+(*sp+=2)-2,1); if(0)*sp+=0*2;;} void les(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void lds(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void movimb(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; if(w){(*(US*)y)=fetchw();}else{(*(UC*)y)=fetchb();};} void movimw(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); x=decreg(r.reg,w); y=decrm(r,w); if(trace>1){ printf("x:%d\n",x); printf("y:%d\n",y); } p=d?(void*)x:(void*)y; if(w){(*(US*)y)=fetchw();}else{(*(UC*)y)=fetchb();};} void nopK(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nopL(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void freti(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *(cs)=get_(mem+(*sp+=2)-2,1); *(ip)=get_(mem+(*sp+=2)-2,1); if(fetchw())*sp+=fetchw()*2;;} void fretz(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *(cs)=get_(mem+(*sp+=2)-2,1); *(ip)=get_(mem+(*sp+=2)-2,1); if(0)*sp+=0*2;;} void int3(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void inti(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void int0(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void iret(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void shiftb(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void shiftw(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void shiftbv(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void shiftwv(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void aam(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void aad(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nopM(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void xlat(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void esc0(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void esc1(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void esc2(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void esc3(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void esc4(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void esc5(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void esc6(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void esc7(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void loopnz(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void loopz(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void loop(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void jcxz(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void inb(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void inw(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void outb(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void outw(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void call(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; w=1; x=w?fetchw():(S)(C)fetchb(); put_(mem+(*sp-=2),*(ip),1); (*ip)+=(S)x;;} void jmp(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=fetchw(); *ip+=(S)x;;} void farjmp(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void sjmp(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; x=(S)(C)fetchb(); *ip+=(S)x;;} void invb(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void invw(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void outvb(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void outvw(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void lock(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void nopN(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void rep(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void repz(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void hlt(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; halt=1;} void cmc(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *fl=(*fl&~CF)|((*fl&CF)^1);;} void grp1b(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void grp1w(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void clc(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *fl=*fl&~CF;;} void stc(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; *fl=*fl|CF;;} void cli(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void sti(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void cld(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void std(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; ;} void grp2b(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); y=decrm(r,w); if(trace)printf("%s ", (C*[]){"INC","DEC","CALL","CALL","JMP","JMP","PUSH"}[r.reg]); switch(r.reg){case 0: w=1; d=1; p=(V*)(S*)y; x=(S)*(S*)y; y=1; f=*fl&CF; z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;; break; case 1: w=1; d=1; p=(V*)(S*)y; x=(S)*(S*)y; y=1; f=*fl&CF; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;; break; case 2: x=w?fetchw():(S)(C)fetchb(); put_(mem+(*sp-=2),*(ip),1); (*ip)+=(S)x;; break; case 3: x=w?fetchw():(S)(C)fetchb(); put_(mem+(*sp-=2),*(ip),1); (*ip)+=(S)x;; break; case 4: *ip+=(S)y; break; case 5: x=fetchw(); *ip+=(S)x;; break; case 6: put_(mem+(*sp-=2),*((S*)y),1); break; };} void grp2w(){if(trace){ printf("%s:\n",__func__); } d=!!(o&2); w=o&1; rm r=mrm(fetchb()); y=decrm(r,w); if(trace)printf("%s ", (C*[]){"INC","DEC","CALL","CALL","JMP","JMP","PUSH"}[r.reg]); switch(r.reg){case 0: w=1; d=1; p=(V*)(S*)y; x=(S)*(S*)y; y=1; f=*fl&CF; z=x+y; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;; break; case 1: w=1; d=1; p=(V*)(S*)y; x=(S)*(S*)y; y=1; f=*fl&CF; z=d?x-y:y-x; *fl=0; *fl |= ( (z&(w?0x8000:0x80)) ?SF:0) | ( (z&(w?0xffff:0xff))==0 ?ZF:0) ; *fl |= ( (z&(w?0xffff0000:0xff00)) ?CF:0) | ( ((z^x)&(z^y)&(w?0x8000:0x80)) ?OF:0) | ( ((x^y^z)&0x10) ?AF:0) ; if(trace)printf(w?"->%04x ":"->%02x ",z); put_(p,z,w); *fl=(*fl&~CF)|f;; break; case 2: x=w?fetchw():(S)(C)fetchb(); put_(mem+(*sp-=2),*(ip),1); (*ip)+=(S)x;; break; case 3: x=w?fetchw():(S)(C)fetchb(); put_(mem+(*sp-=2),*(ip),1); (*ip)+=(S)x;; break; case 4: *ip+=(S)y; break; case 5: x=fetchw(); *ip+=(S)x;; break; case 6: put_(mem+(*sp-=2),*((S*)y),1); break; };}void(*tab[])()={addbf, addwf, addbt, addwt, addbi, addwi, pushes, popes, orbf, orwf, orbt, orwt, orbi, orwi, pushcs, nop0, adcbf, adcwf, adcbt, adcwt, adcbi, adcwi, pushss, popss, sbbbf, sbbwf, sbbbt, sbbwt, sbbbi, sbbwi, pushds, popds, andbf, andwf, andbt, andwt, andbi, andwi, esseg, daa, subbf, subwf, subbt, subwt, subbi, subwi, csseg, das, xorbf, xorwf, xorbt, xorwt, xorbi, xorwi, ssseg, aaa, cmpbf, cmpwf, cmpbt, cmpwt, cmpbi, cmpwi, dsseg, aas, incax, inccx, incdx, incbx, incsp, incbp, incsi, incdi, decax, deccx, decdx, decbx, decsp, decbp, decsi, decdi, pushax, pushcx, pushdx, pushbx, pushsp, pushbp, pushsi, pushdi, popax, popcx, popdx, popbx, popsp, popbp, popsi, popdi, nop1, nop2, nop3, nop4, nop5, nop6, nop7, nop8, nop9, nopA, nopB, nopC, nopD, nopE, nopF, nopG, jo, jno, jb, jnb, jz, jnz, jbe, jnbe, js, jns, jp, jnp, jl, jnl_, jle, jnle, immb, immw, immb1, immis, testb, testw, xchgb, xchgw, movbf, movwf, movbt, movwt, movsegf, lea, movsegt, poprm, nopH, xchgac, xchgad, xchgab, xchgasp, xchabp, xchgasi, xchadi, cbw, cwd, farcall, wait, pushf, popf, sahf, lahf, movalb, movaxw, movbal, movwax, movsb, movsw, cmpsb, cmpsw, testaib, testaiw, stosb, stosw, lodsb, lodsw, scasb, scasw, movali, movcli, movdli, movbli, movahi, movchi, movdhi, movbhi, movaxi, movcxi, movdxi, movbxi, movspi, movbpi, movsii, movdii, nopI, nopJ, reti, retz, les, lds, movimb, movimw, nopK, nopL, freti, fretz, int3, inti, int0, iret, shiftb, shiftw, shiftbv, shiftwv, aam, aad, nopM, xlat, esc0, esc1, esc2, esc3, esc4, esc5, esc6, esc7, loopnz, loopz, loop, jcxz, inb, inw, outb, outw, call, jmp, farjmp, sjmp, invb, invw, outvb, outvw, lock, nopN, rep, repz, hlt, cmc, grp1b, grp1w, clc, stc, cli, sti, cld, std, grp2b, grp2w,};
V clean(C*s){I i;
    for(i=0;i<80;i++)
        if(!isprint(s[i]))
            s[i]=' ';
}
V video(){I i;
    C buf[81]="";
    for(i=0;i<28;i++)
        memcpy(buf, mem+0x8000+i*80, 80),
        clean(buf),
        printf("\n%s",buf);
    printf("\n");
}
static I ct;
V run(){while(!halt){if(trace)dump();
    if(!ct--){ct=10; video();}
    tab[o=fetchb()]();}}
V dbg(){
    while(!halt){
        C c;
        if(!ct--){ct=10; video();}
        if(trace)dump();
        fgetc(stdin);
            tab[o=fetchb()]();
    }
}
I load(C*f){struct stat s; FILE*fp;
    return (fp=fopen(f,"rb"))
        && fstat(fileno(fp),&s) || fread(mem,s.st_size,1,fp); }
I main(I c,C**v){
    init();
    if(c>1){
        load(v[1]);
    }
    *sp=0x100;
    if(debug) dbg();
    else run();
    video();
    return 0;}