Indented version of https://gist.github.com/luser-dr00g/aef0342cb4a63d682c13
| 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); | |