
FCOM/FCOMP/FCOMPP - ࠢ ⢨⥫ ᥫ

-----------------------------------------------------------------
|         ᫮      ᠭ                         |
|樨           ⠪⮢                                    |
|                   横                                      |
|                                                               |
|D8 /2   FCOM m32real  4       ࠢ ST  m32real           |
|DC /2   FCOM m64real  4       ࠢ ST  m64real           |
|D8 D0+i FCOM ST(i)    4       ࠢ ST  ST(i)             |
|D8 D1   FCOM          4       ࠢ ST  ST(1)             |
|D8 /3   FCOMP m32real 4       ࠢ ST  m32real           |
|                               祭  ⥪ ST         |
|DC /3   FCOMP m64real 4       ࠢ ST  m64real           |
|                               祭  ⥪ ST         |
|D8 D8+i FCOMP ST(i)   4       ࠢ ST  ST(i)             |
|                               祭  ⥪ ST         |
|D8 D9   FCOMP         4       ࠢ ST  ST(1)             |
|                               祭  ⥪ ST         |
|DE D9   FCOMPP        5       ࠢ ST  ST(1)             |
|                               祭  ⥪ ST   |
-----------------------------------------------------------------

 
--------------

CASE (⭮襭 ࠭) OF
    ࠢ:   C3, C2, C0 <- 111;
   ST > SRC:      C3, C2, C0 <- 000;
   ST < SRC:      C3, C2, C0 <- 001;
   ST = SRC:      C3, C2, C0 <- 100;
IF  = FCOMP THEN 祭  ⥪ ST; FI;
IF  = FCOMPP THEN 祭    ⥪  ST;祭  
                                                   ⥪ ST; FI;

-----------------------------------------------------------------
            FPU          |            EFlags
-----------------------------------------------------------------
             C0                              CF
             C1                              
             C2                              PF
             C3                              ZF
-----------------------------------------------------------------

ᠭ
--------

 ࠢ ⢨⥫ ᥫ ࠢ 設 ⥪
 筨,    ॣ஬  ࠭
, 騬 ⢨⥫ ᫮ ୮  
筮. ᫨ ࠭  ,  ST ࠢ  ST(1).
᫥ 믮  ᫮  ࠦ ⭮襭 
ST  室 ࠭.

塞 䫠  権  饩 窮
---------------------------------------------------

C1,  ᠭ  ⠡ 15-1; C0, C2, C3  ।.

᪫祭 ᫮ 権
---------------------------------

D, I, IS

᪫祭 饭 ०
----------------------------------

#GP(0)  砥 ⨬ ᯮ⥫쭮  ࠭
  ᥣ CS, DS, ES, FS  GS; #SS(0)  砥
⨬   ᥣ SS; #PF( ᡮ)  砥
࠭筮 ᡮ; #NM  ⠭ EM  TS  CR0; #AC 
ࠢ 뫪    ⥪饬 ஢
ਢ஢, ࠢ 3.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 13,  ᫨  -    ࠭    
࠭⢠ ᯮ⥫ ᮢ  0  0FFFFH;  뢠 7
 ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

  ᪫祭,    ० ॠ ᮢ: #PF (
ᡮ)  ࠭ ᡮ; #AC  ࠢ 뫪 
  ⥪饬 ஢ ਢ஢, ࠢ 3.

ਬ砭
----------

᫨   ࠭  祭 NaN,  
। ଠ,   ᡮ  ⥪,  
᪫祭 ୮ 樨,   ᫮
⠭  祭 "㯮冷祭".

 㫥 祭 , ⠪ ࠧ  -0.0 = -
+0.0.

------------------------------------------------------------------


FCOS - ᨭ

-----------------------------------------------------------------
|        ᫮       ࠫ-  ᠭ                 |
|樨          ⠪⮢    쭮                          |
|                  横      믮-                           |
|                                                          |
|D8 FF    FCOS    241(193-279)   2      ST  ᨭᮬ  |
-----------------------------------------------------------------


 
--------------

IF ࠭  ⨬ 
THEN
   C2 <- 0;
   ST <- cos(ST);
ELSE
   C2 <- 1;
FI;


ᠭ
--------

 FCOS  ᮤন ST  cos(ST). 祭 ST,
ࠦ  ࠤ,     | O | < 2**63.

塞 䫠  権  饩 窮
---------------------------------------------------

C1,C2  ᠭ   15-1; C0, C3  ।.

᪫祭 ᫮ 権
---------------------------------

P, U, D, I, IS

᪫祭 饭 ०
----------------------------------

#NM  ⠭ EM  TS  CR0.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 7  ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

#NM  ⠭ EM  TS  CR0.


ਬ砭
----------

᫨ ࠭ 室  ⨬ ,  䫠 C2
⠭,  ST ⠥ . ணࠬ ᠬ
⢥⢥  , ⮡ 㬥 ࠭  ᮫⭮
祭, 襣 祬 2**63,  ᮮ⢥饥 ᫮,
⭮ 2 . . ࠧ 17.5,  ᠭ,  ࠢ쭮
 祭 ᫠   믮 ⠪ த ⠭.

 믮    i486 ஢ 稥
뢠.  㦨 뢠 믮 
⬥ (abort).

-----------------------------------------------------------------


FDECSTP - ६ 㪠⥫ 設 ⥪

-----------------------------------------------------------------
|         ᫮      ᠭ                         |
|樨           ⠪⮢                                    |
|                   横                                      |
|                                                               |
|D9 F6     FDECSTP     3       ६ 㪠⥫ 設 ⥪|
|                               ॣ஢ ⥪ FPU       |
-----------------------------------------------------------------

 
--------------

IF TOP = 0
THEN TOP <- 7;
ELSE TOP <- TOP -1;
FI;

ᠭ
--------

FDECSTP ⠥  ( ७)  -⮢ 
TOP ᫮ ﭨ  権  饩 窮 (FPU).

塞 䫠  権  饩 窮
---------------------------------------------------

C1,  ᠭ   15-1; C0, C2, C3  ।.

᪫祭 ᫮ 権
---------------------------------

     

᪫祭 饭 ०
----------------------------------

#NM  ⠭ EM  TS  CR0.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 7  ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

#NM  ⠭ EM  TS  CR0.


ਬ砭
----------

⢨  RDECSTP ⮨  横᪮ ᤢ ⥪. 
  ⥣ ॣ஢   ᮤন   믮
뫪 .

-----------------------------------------------------------------

FDIV/FDIVP/FIDIV  - 

-----------------------------------------------------------------
|        ᫮       ࠫ-  ᠭ                 |
|樨          ⠪⮢    쭮                          |
|                  横      믮-                           |
|                                                          |
|D8 /6   FDIV m32real   73      70      ST  m32real    |
|DC /6   FDIV m64real   73      70      ST  m64real    |
|D8 F0+i FDIV ST,ST(i)  73      70      ST  ST(i)      |
|DC F8+i FDIV ST(i),ST  73      70      ST(i)  ST/ST(i) |
|DE F8+i FDIVP ST(i),ST 73      70      ST(i)  ST/ST(i);|
|                                      祭  ⥪ ST   |
|DE F9   FDIV           73      70      ST(1)  ST/ST(1);|
|                                      祭  ⥪ ST   |
|DA /6   FIDIV m32int   73      70      ST  m32int     |
|DE /6   FIDIV m64int   73      70      ST  m64int     |
-----------------------------------------------------------------

 
--------------

DEST <- ST / 㣮 ࠭;
IF  = FDIVP THEN 祭  ⥪ ST  FI;

ᠭ
--------

   設 ⥪  稥 ࠭ 
 ⭮  ࠭ 祭.

塞 䫠  権  饩 窮
---------------------------------------------------

C1,  ᠭ   15-1; C0, C2, C3  ।.

᪫祭 ᫮ 権
---------------------------------

P,U,O,Z,D,I,IS

᪫祭 饭 ०
----------------------------------

#GP(0)  砥 ⨬ ᯮ⥫쭮  ࠭
  ᥣ CS, DS, ES, FS  GS; #SS(0)  砥
⨬   ᥣ SS; #PF( ᡮ)  砥
࠭筮 ᡮ; #NM  ⠭ EM  TS  CR0; #AC 
ࠢ 뫪    ⥪饬 ஢
ਢ஢, ࠢ 3.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 13, ᫨ -  ࠭  
࠭⢠ ᯮ⥫ ᮢ  0  0FFFFH; 뢠 7
 ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

  ᪫祭,    ० ॠ ᮢ: #PF (
ᡮ)  ࠭ ᡮ; #AC  ࠢ 뫪 
  ⥪饬 ஢ ਢ஢, ࠢ 3.

ਬ砭
----------

᫨ 室 ࠭ 室  ,   ⮬᪨
८ࠧ  ७ ⢨⥫쭮 ଠ.

த⢨     PC (ࠢ 筮
- Precision Control) ᫮ ࠢ FPU. ᫨ PC 
筮 53 ,    믮  62 ⠪⮢
横. ᫨  PC  筮 24 ,   
믮 ᥣ  35 ⠪⮢ 横.

-----------------------------------------------------------------

FDIVR/FDIVPR/FIDIVR  -   ⭮ 浪

-----------------------------------------------------------------
|        ᫮       ࠫ-  ᠭ                 |
|樨          ⠪⮢    쭮                          |
|                  横      믮-                           |
|                                                          |
|D8 /7   FDIVR m32real   73     70      ST  m32real/ST  |
|DC /7   FDIVR m64real   73     70      ST  m64real/ST  |
|D8 F8+i FDIVR ST,ST(i)  73     70      ST  ST(i)/ST    |
|DC F0+i FDIVR ST(i),ST  73     70      ST(i)  ST      |
|DE F0+i FDIVRP ST(i),ST 73     70      ST(i)  ST     |
|                                      祭  ⥪ ST   |
|DE F1   FDIVR           73     70      ST(1)  ST     |
|                                      祭  ⥪ ST   |
|DA /7   FIDIVR m32int   73     70      ST  m32int/ST   |
|DE /7   FIDIVR m16int   73     70      ST  m16int/ST   |
-----------------------------------------------------------------

 
--------------

DEST <- 㣮 ࠭ / ST;
IF  = FDIVRP THEN 祭  ⥪ ST  FI;

ᠭ
--------

   㣮 ࠭  設 ⥪ 
 ⭮  ࠭ 祭.

塞 䫠  権  饩 窮
---------------------------------------------------

C1,  ᠭ   15-1; C0, C2, C3  ।.

᪫祭 ᫮ 権
---------------------------------

     P,U,O,Z,D,I,IS

᪫祭 饭 ०
----------------------------------

#GP(0)  砥 ⨬ ᯮ⥫쭮  ࠭
  ᥣ CS, DS, ES, FS  GS; #SS(0)  砥
⨬   ᥣ SS; #PF( ᡮ)  砥
࠭筮 ᡮ; #NM  ⠭ EM  TS  CR0; #AC 
ࠢ 뫪    ⥪饬 ஢
ਢ஢, ࠢ 3.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 13, ᫨ -  ࠭  
࠭⢠ ᯮ⥫ ᮢ  0  0FFFFH; 뢠 7
 ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

  ᪫祭,    ० ॠ ᮢ: #PF (
ᡮ)  ࠭ ᡮ; #AC  ࠢ 뫪 
  ⥪饬 ஢ ਢ஢, ࠢ 3.

ਬ砭
----------

᫨ 室 ࠭ 室  ,   ⮬᪨
८ࠧ  ७ ⢨⥫쭮 ଠ.

த⢨     PC (ࠢ 筮 -
Precision Control) ᫮ ࠢ FPU. ᫨ PC  筮
53 ,    믮  62 ⠪⮢ 横.
᫨  PC  筮 24 ,   
믮 ᥣ  35 ⠪⮢ 横.

-----------------------------------------------------------------

FFREE   - ᢮ ॣ 権  饩 窮

-----------------------------------------------------------------
|         ᫮      ᠭ                         |
|樨           ⠪⮢                                    |
|                   横                                      |
|                                                               |
|DD C0+i   FFREE ST(i) 3        ⥣ (ਧ) ST(i)  |
|                              ⮩                           |
-----------------------------------------------------------------

 
--------------

TAG(i) <- 11B;

ᠭ
--------

FDECSTP 砥 ॣ 祭  ⮩.

塞 䫠  権  饩 窮
---------------------------------------------------

C0, C0, C2, C3  ।.

᪫祭 ᫮ 権
---------------------------------



᪫祭 饭 ०
----------------------------------

#NM  ⠭ EM  TS  CR0.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 7  ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

#NM  ⠭ EM  TS  CR0.


ਬ砭
----------

FFREE    ᮤন ॣ 祭.  ⠪
     ᮤন  㪠⥫  設  ⥪   饩
窮 (TOP).

-----------------------------------------------------------------


FICOM/FICOMP - ࠢ 楫᫥ 祭

-----------------------------------------------------------------
|        ᫮       ࠫ-  ᠭ                 |
|樨          ⠪⮢    쭮                          |
|                  横      믮-                           |
|                                                          |
|DE /2   FICOM m16real 18(16-20)   1   ࠢ ST  m16int    |
|DA /2   FICOM m32real 16.5(15-17) 1   ࠢ ST  m32int    |
|DE /3  FICOMP m16int  18(16-20)   1   ࠢ ST  m16int   |
|                                      祭  ⥪ ST   |
|DA /3  FICOMP m32int  16.5(15-17) 1   ࠢ ST  m32int   |
|                                      祭  ⥪ ST   |
-----------------------------------------------------------------

 
--------------

CASE (⭮襭 ࠭) OF
    ࠢ:   C3, C2, C0 <- 111;
   ST > SRC:      C3, C2, C0 <- 000;
   ST < SRC:      C3, C2, C0 <- 001;
   ST = SRC:      C3, C2, C0 <- 100;
IF  = FICOMP THEN 祭  ⥪ ST; FI;

-----------------------------------------------------------------
            FPU          |            EFlags
-----------------------------------------------------------------
             C0                              CF
             C1                              
             C2                              PF
             C3                              ZF
-----------------------------------------------------------------

ᠭ
--------

 楫᫥ ࠢ ࠢ 設 ⥪ 
室 ࠭. ᫥ 믮  ᫮ 
ࠦ ᮮ⭮襭  ST  室 ࠭.

塞 䫠  権  饩 窮
---------------------------------------------------

     C1,  ᠭ  ⠡ 15-1; C0, C2, C3  ।.

᪫祭 ᫮ 権
---------------------------------

     D,I,IS

᪫祭 饭 ०
----------------------------------

#GP(0)  砥 ⨬ ᯮ⥫쭮  ࠭
  ᥣ CS, DS, ES, FS  GS; #SS(0)  砥
⨬   ᥣ SS; #PF( ᡮ)  砥
࠭筮 ᡮ; #NM  ⠭ EM  TS  CR0; #AC 
ࠢ 뫪    ⥪饬 ஢
ਢ஢, ࠢ 3.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 13, ᫨ -  ࠭  
࠭⢠ ᯮ⥫ ᮢ  0  0FFFFH; 뢠 7
 ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

  ᪫祭,    ० ॠ ᮢ: #PF (
ᡮ)  ࠭ ᡮ; #AC  ࠢ 뫪 
  ⥪饬 ஢ ਢ஢, ࠢ 3.

ਬ砭
----------

᫨ 室 ࠭ 室  ,   ⮬᪨
८ࠧ  ७ ⢨⥫쭮 ଠ.

᫨     ࠭    祭  NaN,    
। ଠ,    ᡮ   ⥪,    
᪫祭 ୮ 樨,   ᫮ ⠭
 祭 "㯮冷祭".

-----------------------------------------------------------------

FILD - 㧪 楫᫥ ࠭

-----------------------------------------------------------------
|        ᫮       ࠫ-  ᠭ                 |
|樨          ⠪⮢    쭮                          |
|                  横      믮-                           |
|                                                          |
|DF /0   FILD m16int 14.5(13-16)  4     m16int  ⥪  |
|                                      FPU                      |
|DB /0   FILD m32int 11.5(9-12) 4(2-4)  m32int  ⥪  |
|                                      FPU                      |
|DF /5   FILD m64int 16.8(10-18) 7.8    m64int  ⥪  |
|                               (2-8)  FPU                      |
-----------------------------------------------------------------

 
--------------

६ 㪠⥫ 設 ⥪ FPU;
ST(0) <- SRC;

ᠭ
--------

FILD ८ࠧ 室 騩  楫᫥ ࠭ 
ଠ ७ ⢨⥫쭮  頥   ⥪ FPU.

塞 䫠  権  饩 窮
---------------------------------------------------

C1,  ᠭ   15-1; C0, C2, C3  ।.

᪫祭 ᫮ 権
---------------------------------

IS

᪫祭 饭 ०
----------------------------------

#GP(0)  砥 ⨬ ᯮ⥫쭮  ࠭
  ᥣ CS, DS, ES, FS  GS; #SS(0)  砥
⨬   ᥣ SS; #PF( ᡮ)  砥
࠭筮 ᡮ; #NM  ⠭ EM  TS  CR0; #AC 
ࠢ 뫪    ⥪饬 ஢
ਢ஢, ࠢ 3.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 13, ᫨ -  ࠭  
࠭⢠ ᯮ⥫ ᮢ  0  0FFFFH; 뢠 7
 ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

  ᪫祭,    ० ॠ ᮢ: #PF (
ᡮ)  ࠭ ᡮ; #AC  ࠢ 뫪 
  ⥪饬 ஢ ਢ஢, ࠢ 3.

ਬ砭
----------

室 ࠭ 㦠 譮 㣫.

ST(0)   , ⮡  ᪫祭 ୮
樨.

-----------------------------------------------------------------

FINCSTP - ६ 㪠⥫ 設 ⥪

-----------------------------------------------------------------
|         ᫮      ᠭ                         |
|樨           ⠪⮢                                    |
|                   横                                      |
|                                                               |
|D9 F7     FINCSTP     3       ६ 㪠⥫ 設 ⥪|
|                               ॣ஢ ⥪ FPU       |
-----------------------------------------------------------------

 
--------------

IF TOP = 7
THEN TOP <- 0;
ELSE TOP <- TOP +1;
FI;

ᠭ
--------

FINCSTP ਡ  ( ७)  -⮢ 
TOP ᫮ ﭨ  権  饩 窮 (FPU).

塞 䫠  権  饩 窮
---------------------------------------------------

C1,  ᠭ   15-1; C0, C2, C3  ।.

᪫祭 ᫮ 権
---------------------------------

     

᪫祭 饭 ०
----------------------------------

#NM  ⠭ EM  TS  CR0.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 7  ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

#NM  ⠭ EM  TS  CR0.


ਬ砭
----------

⢨  RDECSTP ⮨  横᪮ ᤢ ⥪. 
  ⥣ ॣ஢   ᮤন   믮
뫪 .   ⭠ 祭  ⥪,
᪮  ⠭ ⥣ ன 設 ⥪ 
"⮩".

-----------------------------------------------------------------


FINIT/FNINIT - 樠  権  饩 窮
               (FPU)

-----------------------------------------------------------------
|         ᫮        ᠭ                       |
|樨           ⠪⮢                                    |
|                   横                                      |
|                                                               |
|DB E3     FINIT    17+  樠 FPU ᫥ ஢ન|
|                   3  FWAIT ᫮ ᪨㥬 訡    |
|                               樨  饩 窮     |
|DB /E3    FNINIT   17          樠 FPU    ஢ન|
|                               ᫮ ᪨㥬 訡    |
|                               樨  饩 窮     |
-----------------------------------------------------------------

 
--------------

CW <- 037FH;                   (* ࠢ饥 ᫮ *)
SW <- 0;                       (*  ﭨ   *)
TW <- FFFFH;                   (*  ⥣        *)
FEA <- 0; FDS <- 0;            (* ⥫   *)
FIP <- 0; FOP <- 0; FCS <- 0;  (* ⥫   *)

ᠭ
--------

 樠樨 ⠭ FPU  ⭮ ﭨ,
ᨬ  ⢨, 믮  ࠭.

ࠢ饥 ᫮ FPU ⠭  祭 037FY (㣫
 襣,  ᪫祭 ᪨, 64-⮢ 筮
।⠢).  ﭨ 頥 (䫠 ᪫祭 
⠭, ॣ ⥪ R0 = 設 ⥪). ⥪
ॣ  ⥣ "". ⥫ 訡 ( , ⠪ 
) 饭.


塞 䫠  権  饩 窮
---------------------------------------------------

C0, C1, C2, C3 饭.

᪫祭 ᫮ 権
---------------------------------



᪫祭 饭 ०
----------------------------------

#NM  ⠭ EM  TS  CR0.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 7  ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

#NM  ⠭ EM  TS  CR0.


ਬ砭
----------

FINIT ஢ 稥 ᪨㥬 ᫮ 訡 
権  饩 窮, ० 祬 믮 樠;
FNINIT  ⮣  .

FINIT  FNINIT ⠢ FPU  ⮬  ﭨ, ஥ 뢠
 砥 ⭮ ᨣ  RESET  ஥
஢.

 ⫨稥  ⥬᪮ ᮯ 387,  砥
 i486  FINIT  FNINIT  㪠⥫ 訡.

-----------------------------------------------------------------

IST/FISTP - ࠭ 楫᫥ ࠭

-----------------------------------------------------------------
|           ᫮         ᠭ                    |
|樨             ⠪⮢                                  |
|                     横                                    |
|                                                               |
|DF /2   FIST  m16int  33.4(29-34)  ࠭ ST  m16int      |
|DB /2   FIST  m32int  33.4(29-34)  ࠭ ST  m32int      |
|DF /3   FISTP m16int  33.4(29-34)  ࠭ ST  m16int     |
|                                   祭  ⥪ ST      |
|DB /3   FISTP m32int  33.4(29-34)  ࠭ ST  m32int     |
|                                   祭  ⥪ ST      |
|DF /7   FISTP m64int  33.4(29-34)  ࠭ ST  m64int     |
|                                   祭  ⥪ ST      |
-----------------------------------------------------------------

 
--------------

DEST <- ST(0);
IF  = FISTP THEN 祭  ⥪ ST  FI;

ᠭ
--------

FISP ८ࠧ 祭  ST  饥  楫 
ᮮ⢥⢨   RC ࠢ饣 ᫮  뫠
१  ࠭ 祭. ST ⠥  . FIST
᪠  ⢥ 祭 ᫮  short integer; FISTP,
 ⮣, ᪠  ⮬ ⢥ ⨯ long integer.

塞 䫠  権  饩 窮
---------------------------------------------------

C1,  ᠭ   15-1; C0, C2, C3  ।.

᪫祭 ᫮ 権
---------------------------------

P, I, IS

᪫祭 饭 ०
----------------------------------

#GP(0), ᫨ १    ᥣ,  ண
饭 ; #GP(0)  砥 ⨬ ᯮ⥫쭮
 ࠭   ᥣ CS, DS, ES, FS  GS; #SS(0)
 砥 ⨬   ᥣ SS; #PF( ᡮ) 
砥 ࠭筮 ᡮ; #AC  ࠢ 뫪  
 ⥪饬 ஢ ਢ஢, ࠢ 3.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 13, ᫨ -  ࠭  
࠭⢠ ᯮ⥫ ᮢ  0  0FFFFH; 뢠 7
 ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

  ᪫祭,    ० ॠ ᮢ: #PF (
ᡮ)  ࠭ ᡮ; #AC  ࠢ 뫪 
  ⥪饬 ஢ ਢ஢, ࠢ 3.

ਬ砭
----------

⥫  뢠  ⮩  ஢ (00..00), 
 ⥫.

᫨ 祭 ᫨誮      ।⠢ 
楫᫥ 祭,  ᪫祭 I. ᪨㥬
ॠ   ⮨     ᠬ 讣 
᮫⭮ 祭 ⥫쭮 ᫠.

-----------------------------------------------------------------

FLD - 㧪 ⢨⥫쭮 祭

-----------------------------------------------------------------
|           ᫮         ᠭ                    |
|樨             ⠪⮢                                  |
|                     横                                    |
|                                                               |
|D9 /0    FLD m32real    3          ⥪ FPU m32real  |
|DD /0    FLD m64real    3          ⥪ FPU m64real  |
|DB /5    FLD m80real    6          ⥪ FPU m80real  |
|D9 /C0+i FLD ST(i)      4          ⥪ FPU ST(i)    |
-----------------------------------------------------------------

 
--------------

६ 㪠⥫ 設 ⥪ FPU;
ST(0) <- SRC;

ᠭ
--------

FLD 頥  ⥪ FPU 室 ࠭. ᫨  
ॣ,  ᯮ  ॣ,   
६ 㪠⥫ 設 ⥪.  ⭮,

     FLD ST(0)

㡫 設 ⥪.

塞 䫠  権  饩 窮
---------------------------------------------------

C1,  ᠭ   15-1; C0, C2, C3  ।.

᪫祭 ᫮ 権
---------------------------------

     D, I, IS

᪫祭 饭 ०
----------------------------------

#GP(0)  砥 ⨬ ᯮ⥫쭮  ࠭
  ᥣ CS, DS, ES, FS  GS; #SS(0)  砥
⨬   ᥣ SS; #PF( ᡮ)  砥
࠭筮 ᡮ; #AC  ࠢ 뫪   
⥪饬 ஢ ਢ஢, ࠢ 3.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 13, ᫨ -  ࠭  
࠭⢠ ᯮ⥫ ᮢ  0  0FFFFH; 뢠 7
 ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

  ᪫祭,    ० ॠ ᮢ: #PF (
ᡮ)  ࠭ ᡮ; #AC  ࠢ 뫪 
  ⥪饬 ஢ ਢ஢, ࠢ 3.

ਬ砭
----------

᫨ 室 ࠭  ଠ ⢨⥫쭮 祭
୮   筮,   ⮬᪨
८ࠧ  ७ ⢨⥫ ଠ. 㧪
७ ⢨⥫쭮 ७ ࠭  ॡ
८ࠧ, ⮬   砥 ᪫祭 I  D 
ந室.

ST(7)   , ⮡  ᪫祭 ୮
樨.

-----------------------------------------------------------------


FLD1/FLDL2T/FLDL2E/
FLDPI/FLDLG2/FLDLN2/FLDZ - 㧪 ⠭

-----------------------------------------------------------------
|        ᫮       ࠫ-  ᠭ                 |
|樨          ⠪⮢    쭮                          |
|                  横      믮-                           |
|                                                          |
|D9 E8    FLD1        4          -       +1.0   ⥪  |
|                                      FPU                      |
|D9 E9    FLDL2T      8          2      log 10  ⥪  |
|                                      FPU          2           |
|D9 EA    FLDL2E      8          2      log e   ⥪  |
|                                      FPU          2           |
|D9 EB    FLDPI       8          2      ᫮   ⥪|
|                                      FPU                      |
|D9 EC    FLDLG2      8          2      log 2   ⥪  |
|                                      FPU          10          |
|D9 ED    FLDLN2      8          2      log 2   ⥪  |
|                                      FPU          e           |
|D9 EE    FLDZ        4          -       +0.0   ⥪  |
|                                      FPU                      |
-----------------------------------------------------------------

 
--------------

६ 㪠⥫ 設 ⥪ FPU;
ST(0) <- CONSTANT;

ᠭ
--------

  㧪 ⠭ 頥  ⥪ FPU  
㪠  饯ਭ ⠭ ( ७
⢨⥫쭮 ଠ).


塞 䫠  権  饩 窮
---------------------------------------------------

C1,  ᠭ   15-1; C0, C2, C3  ।.

᪫祭 ᫮ 権
---------------------------------

IS

᪫祭 饭 ०
----------------------------------

#NM  ⠭ EM  TS  CR0.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 7  ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

#NM  ⠭ EM  TS  CR0.


ਬ砭
----------

ST(7)   , ⮡  ᪫祭 ୮
樨.

ᯮ ७ 66-⮢ ⠭, 㣫塞 
७ ⢨⥫쭮 ଠ (   RC
ࠢ ᫮). ᪫祭, 易  筮
।⠢,  .

-----------------------------------------------------------------

FLDCW - 㧪 ࠢ饣 ᫮

-----------------------------------------------------------------
|           ᫮         ᠭ                    |
|樨             ⠪⮢                                  |
|                     横                                    |
|                                                               |
|D9 /5    FNLDCW m2byte  4        㧨 ࠢ饥 ᫮   |
|                                 FPU  m2byte                 |
-----------------------------------------------------------------

 
--------------

CW <- SRC;

ᠭ
--------

FLDCW  ⥪饥 祭 ࠢ饣 ᫮ FPU
祭, 室騬   ᫮ .

塞 䫠  権  饩 窮
---------------------------------------------------

C0, C1, C2, C3  ।.

᪫祭 ᫮ 権
---------------------------------

,  ᪫祭 ᪨஢ 饣
᪫祭.

᪫祭 饭 ०
----------------------------------

#GP(0)  砥 ⨬ ᯮ⥫쭮  ࠭
  ᥣ CS, DS, ES, FS  GS; #SS(0)  砥
⨬   ᥣ SS; #PF( ᡮ)  砥
࠭筮 ᡮ; #AC  ࠢ 뫪   
⥪饬 ஢ ਢ஢, ࠢ 3.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 13, ᫨ -  ࠭  
࠭⢠ ᯮ⥫ ᮢ  0  0FFFFH; 뢠 7
 ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

  ᪫祭,    ० ॠ ᮢ: #PF (
ᡮ)  ࠭ ᡮ; #AC  ࠢ 뫪 
  ⥪饬 ஢ ਢ஢, ࠢ 3.

ਬ砭
----------

FLDCW 筮 ᯮ  ⠭   ०
ࠡ FPU.

 ⠭  ᪫祭  ᫮ ﭨ 㧪
 ࠢ饣 ᫮, ᪨饣  ᪫祭,
ਢ  ᫮ 訡 樨  饩 窮. 
 ४㥬 楤 砥  ⮬, ⮡ ।
㧪  ࠢ饣 ᫮   襭
᪫祭.

-----------------------------------------------------------------

FLDENV - 㧪 ⥪ FPU

-----------------------------------------------------------------
|           ᫮         ᠭ                    |
|樨             ⠪⮢                                  |
|                     横                                    |
|                                                               |
|D9 /4    FLDENV m14/ 44 .  㧨 ࠢ饥 ᫮   |
|         28byte       /   FPU  m2byte                 |
|                     34 .                                 |
-----------------------------------------------------------------

 
--------------

। FPU <- SRC;

ᠭ
--------

FLDENV १㦠 ⥪ FPU   ,
।塞 室 ࠭.     ᠭ
।饩  FSTENV  FNSTENV.

⥪ FPU ⮨  ࠢ饣 ᫮ FPU, ᫮ ﭨ,
᫮ ⥣  㪠⥫ 訡 (  ). 
⥪    ६  ࠧ ࠭ 
⥪饣 ० ࠡ . ਡ USE ⥪饣 
ᥣ । ࠧ ࠭: 14-⮢ ࠭
⭮  ᥣ USE16,  28-⮢ ࠭ ⭮ 
ᥣ USE32.  㭪 15-5 - 15-8   ⥪
  ࠧ஢ ࠭  ० ॠ ᮢ 
饭. ( 㠫쭮 ० 8086 ᯮ 
⥪ ॠ쭮 ०). FLDENV  믮  ⮬ 
ࠡ祬 ०,   ᮮ⢥騥  FSTENV  FNSTENV.

塞 䫠  権  饩 窮
---------------------------------------------------

C0, C1, C2, C3  ᮮ⢥⢨  㧪.

᪫祭 ᫮ 権
---------------------------------

,  ᪫祭 㧪 ᪨㥬 ᪫祭

᪫祭 饭 ०
----------------------------------

#GP(0)  砥 ⨬ ᯮ⥫쭮  ࠭
  ᥣ CS, DS, ES, FS  GS; #SS(0)  砥
⨬   ᥣ SS; #PF( ᡮ)  砥
࠭筮 ᡮ; #AC  ࠢ 뫪   
⥪饬 ஢ ਢ஢, ࠢ 3.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 13,  ᫨  -    ࠭    
࠭⢠ ᯮ⥫ ᮢ  0  0FFFFH;  뢠 7
 ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

  ᪫祭,    ० ॠ ᮢ: #PF (
ᡮ)  ࠭ ᡮ; #AC  ࠢ 뫪 
  ⥪饬 ஢ ਢ஢, ࠢ 3.

ਬ砭
----------

᫨ ࠧ ⥪ ᮤন ᪨㥬 ᪫祭, 㧪
 ਢ  ᫮ 訡 樨  饩 窮.

-----------------------------------------------------------------


FMUL/FMULP/FIMUL - 

-----------------------------------------------------------------
|         ᫮       ࠫ-    ᠭ              |
|樨           ⠪⮢    쭮                         |
|                   横      믮-                          |
|                                                          |
|D8 /1    FMUL m32real   11         8   ST  m32real  |
|DC /1    FMUL m64real   14        11   ST  m64real  |
|D8 C8+i  FMUL ST,ST(i)  16        13   ST  ST(i)    |
|DC C8+i  FMUL ST(i),ST  16        13   ST(i)  ST    |
|DE C8+i  FMULP ST(i),ST 16        13   ST(i)  ST    |
|                                       祭  ⥪ ST |
|DE C9    FIMUL          16        13   ST(1)  ST    |
|                                       祭  ⥪ ST |
|DA /1    FIMUL m32int 23.5(22-24) 8    ST  m32int   |
|DE /1    FIMUL m16int  25(23-27)  8    ST  m16int   |
-----------------------------------------------------------------

 
--------------

DEST <- DEST x SCR;
IF  = FMULP THEN 祭  ⥪ ST  FI;

ᠭ
--------

 㬭 㬭 ࠭ 祭  室
࠭ (筨)   ந  ࠭
祭.

塞 䫠  権  饩 窮
---------------------------------------------------

C1,  ᠭ   15-1; C0, C2, C3  ।.

᪫祭 ᫮ 権
---------------------------------

P, U, O, D, IS

᪫祭 饭 ०
----------------------------------

#GP(0)  砥 ⨬ ᯮ⥫쭮  ࠭
  ᥣ CS, DS, ES, FS  GS; #SS(0)  砥
⨬   ᥣ SS; #PF( ᡮ)  砥
࠭筮 ᡮ; #AC  ࠢ 뫪   
⥪饬 ஢ ਢ஢, ࠢ 3.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 13, ᫨ -  ࠭  
࠭⢠ ᯮ⥫ ᮢ  0  0FFFFH; 뢠 7
 ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

  ᪫祭,    ० ॠ ᮢ: #PF (
ᡮ)  ࠭ ᡮ; #AC  ࠢ 뫪 
  ⥪饬 ஢ ਢ஢, ࠢ 3.

ਬ砭
----------

᫨ 室 ࠭ 室  ,   ⮬᪨
८ࠧ  ७ ⢨⥫ ଠ.

-----------------------------------------------------------------

FNOP -  樨

-----------------------------------------------------------------
|           ᫮         ᠭ                    |
|樨             ⠪⮢                                  |
|                     横                                    |
|                                                               |
|D9 D0    FNOP           3             믮-  |
|                                                         |
-----------------------------------------------------------------


ᠭ
--------

 NOP  믮  樨.     
,  ᪫祭 㪠⥫ .


塞 䫠  権  饩 窮
---------------------------------------------------

C0, C1, C2, C3  ।.

᪫祭 ᫮ 権
---------------------------------



᪫祭 饭 ०
----------------------------------

#NM  ⠭ EM  TS  CR0.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 7  ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

#NM  ⠭ EM  TS  CR0.

-----------------------------------------------------------------


FPATAN -  ⠭

-----------------------------------------------------------------
|        ᫮       ࠫ-  ᠭ                 |
|樨          ⠪⮢    쭮                          |
|                  横      믮-                           |
|                                                          |
|D9 F3    FPATAN  289(218-303) 5(2-17)    ST(1)         |
|                                      arctan(ST(1)/ST)        |
|                                      祭  ⥪ ST   |
-----------------------------------------------------------------

 
--------------

ST(1) <- arctan(ST(1)/ST);
祭  ⥪ ST;

ᠭ
--------

 ⠭  ⠭  ST(1)/ST 
頥 ᫥ 祭  ࠤ  ST(1). ⥬
믮 祭  ⥪ ST.     ,
  ࠭  ST(1),   稭  ᫠ .


塞 䫠  権  饩 窮
---------------------------------------------------

C1,  ᠭ   15-1; C0, C2, C3  ।.

᪫祭 ᫮ 権
---------------------------------

P, U, D, I, IS

᪫祭 饭 ०
----------------------------------

#NM  ⠭ EM  TS  CR0.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 7  ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

#NM  ⠭ EM  TS  CR0.


ਬ砭
----------

࠭祭   ਭ FPATAN 㬥⮢ 
.

 䠪,  FPATAN ਭ  㬥  
⠭  ⭮襭, 頥 ᫥ 㣨
ਣ᪨ 㭪権. ਬ, arcsin(x) (ࠢ
⠭ x / . ७  (1 - x**2))   ᫥
  ᫥饩 ᫥⥫쭮 権: 饭 x 
⥪ FPU; ᫥ .   (1 - x**2)  饭  ⥪
१; 믮 FPATAN.

 i486  ६ 믮   ஢
稥 뢠.  㦨 뢠 
⬥ 믮   (abort).

-----------------------------------------------------------------


FPREM  -  ⮪

-----------------------------------------------------------------
|        ᫮       ࠫ-  ᠭ                 |
|樨          ⠪⮢    쭮                          |
|                  横      믮-                           |
|                                                          |
|D9 F8    FPREM   84(70-138)   2(2-8)   ST ⪮     |
|                                       ST  ST(1)      |
-----------------------------------------------------------------

 
--------------

EXPDIF <- ᯮ(ST) - ᯮ(ST(1));
IF EXPDIF < 64
THEN
   Q <-  楫,  祭 ஡ ST / ST(1)  ࠢ
;
   ST <- ST - (ST(1) x Q);
   C2 <- 0;
   C0,C1,C3 <-    Q; (* Q2, Q1, Q0 *)
ELSE
   C2 <- 1;
   N <- ᫮  32  63;
   QQ <- 楫,  祭 ஡ (ST/ST(1))/2**EXPDIF-N 
ࠢ ;
   ST <- ST - (ST(1) x QQ x 2**EXPDIF-N);
FI;

ᠭ
--------

 筮 ⪠  ⮪, 祭 
 ST  ST(1),  頥 १  ST.  ⪠ 
,    室   ST. 稭 ⪠ 
稭 .

塞 䫠  権  饩 窮
---------------------------------------------------

C0, C1, C2, C3,  ᠭ  ⠡ 15-1.

᪫祭 ᫮ 権
---------------------------------

U, D, I, IS

᪫祭 饭 ०
----------------------------------

#NM  ⠭ EM  TS  CR0.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 7  ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

#NM  ⠭ EM  TS  CR0.


ਬ砭
----------

FPREM ந  १; ᪫祭  筮 
,  ࠢ 㣫  .

 FPREM    祭 ⪠, ।塞
⠭⮬ IEEE 754.  祭 ᫥ ᫥
ᯮ짮  FPREM1. FPREM ন 
ᮢ⨬  ⥬᪨ ᮯࠬ 8087  80287.

FPREM ࠡ⠥ ⮤ ⨢ ⠭   㬥
ᯮ ST   祬  63   믮. ᫨ FPREM
ᯥ譮  ⮪, 訩 ,  ࠡ 襭, 
䫠 C2 饭.  ⨢ 砥 C2 ⠭, 
१  ST 뢠  ⪮. ᯮ 
筮 ⪠  ᯮ 室  
  32. ணࠬ ᯥ祭  横᪨
믮   (ᯮ    ⮪ 
ST)   ,  䫠 C2  㤥 饭 .
ணࠬ 뢠   ᮪ ਮ⮬, 
ॡ FPU,  믮 ४祭 ⥪ 
 横 祭 ⪠.

 ᯮ짮 FPREM ⮨  ਢ 㬥⮢
ਮ᪨ 㭪権. ᫥ 襭 ⮩ 樨 FPREM
    ⭮  䫠 C3, C1  C0. 
  ਢ 稭 㬥  㭪樨 ⠭
( ᯮ짮  /4), ᪮  
室 祭 㣫    쬨 ᥪ஢ 筮
㦭.

-----------------------------------------------------------------

FPREM1  -  ⮪

-----------------------------------------------------------------
|        ᫮       ࠫ-    ᠭ               |
|樨          ⠪⮢    쭮                          |
|                  横      믮-                           |
|                                                          |
|D9 F5    FPREM1  94.5(72-167) 5.5(2-18)  ST ⪮   |
|                                         ST  ST(1)    |
-----------------------------------------------------------------

 
--------------

EXPDIF <- ᯮ(ST) - ᯮ(ST(1));
IF EXPDIF < 64
THEN
   Q <-  楫,  祭 ஡ ST / ST(1)  ࠢ
;
   ST <- ST - (ST(1) x Q);
   C2 <- 0;
   C0,C1,C3 <-    Q; (* Q2, Q1, Q0 *)
ELSE
   C2 <- 1;
   N <- ᫮  32  63;
   QQ <- 楫, 襥  (ST/ST(1))/2**EXPDIF-N 
ࠢ ;
   ST <- ST - (ST(1) x QQ x 2**EXPDIF-N);
FI;

ᠭ
--------

 筮 ⪠  ⮪, 祭 
 ST  ST(1),  頥 १  ST. 稭 ⪠
  稭 .

塞 䫠  権  饩 窮
---------------------------------------------------

C0, C1, C2, C3,  ᠭ   15-1.

᪫祭 ᫮ 権
---------------------------------

U, D, I, IS

᪫祭 饭 ०
----------------------------------

#NM  ⠭ EM  TS  CR0.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 7  ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

#NM  ⠭ EM  TS  CR0.


ਬ砭
----------

FPREM1 ந  १; ᪫祭  筮
 ,  ࠢ 㣫  .

 FPREM1   祭 ⪠, ।塞
⠭⮬ IEEE 754.  ⫨砥  FPREM ᯮᮡ 㣫
⭮   ST  ST(1).

FPREM1 ࠡ⠥ ⮤ ⨢ ⠭   㬥
ᯮ ST   祬  63   믮. ᫨ FPREM1
ᯥ譮  ⮪, 訩  ,  ࠡ
襭,  䫠 C2 饭.  ⨢ 砥 C2
⠭,  १  ST 뢠  ⪮.
ᯮ  筮 ⪠  ᯮ 室
    32. ணࠬ ᯥ祭 
横᪨ 믮   (ᯮ  
 ⮪  ST)   ,  䫠 C2  㤥 饭
. ணࠬ 뢠   ᮪ ਮ⮬,
 ॡ FPU,  믮 ४祭 ⥪
  横 祭 ⪠.

 ᯮ짮 FPREM1 ⮨  ਢ 㬥⮢
ਮ᪨ 㭪権. ᫥ 襭 ⮩ 樨 FPREM1
    ⭮  䫠 C3, C1  C0. 
  ਢ 稭 㬥  㭪樨 ⠭
( ᯮ짮  /4), ᪮  
室 祭 㣫    쬨 ᥪ஢ 筮
㦭.

-----------------------------------------------------------------


FPTAN -  ⠭

-----------------------------------------------------------------
|        ᫮       ࠫ-  ᠭ                 |
|樨          ⠪⮢    쭮                          |
|                  横      믮-                           |
|                                                          |
|D9 F2    FATAN   244(200-273) 70         ST(1)         |
|                                       ⠭  饭  |
|                                       ⥪ FPU ᫠ 1       |
-----------------------------------------------------------------

 
--------------

IF ࠭  ⨬ 
THEN
   C2 <- 0;
   ST <- tan(ST);
   ६ 㪠⥫ 設 ⥪;
   ST <- 1.0;
ELSE
   C2 <- 1;
FI;

ᠭ
--------

 ⠭  ᮤন ST  tan(ST)  ⥬
頥  ⥪ FPU 稭 1.0. 祭 ST  ࠤ 
   | O | < 2**63. ()


塞 䫠  権  饩 窮
---------------------------------------------------

C1, C2,  ᠭ   15-1; C0, C3  ।.

᪫祭 ᫮ 権
---------------------------------

P, U, D, I, IS

᪫祭 饭 ०
----------------------------------

#NM  ⠭ EM  TS  CR0.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 7  ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

#NM  ⠭ EM  TS  CR0.


ਬ砭
----------

᫨ ࠭   ⨬ ,  䫠 C2
⠭,  ST ⠥  . ணࠬ ᠬ
⢥砥  ਢ ࠭  ᮫⭮ 稭 襩,
祬 2**63,    ஥ ந 楫  2.
. ࠧ 17.5,  ᠭ,   祭 ᫥
  ᫠   믮 ⠪ 権 ਢ
࠭.

,  FPTAN 頥  ⥪ FPU 祭 1.0 ᫥ ᫥
tan(ST), ᯥ稢 ᮢ⨬  ⥬᪨
ᮯࠬ 8087  80287  頥 ᫥ 
ਣ᪨ 㭪権. ਬ, ⠭ (稭,
⭠ ⠭)  ᫨, 믮 ᫥ FPTAN 
FDIVR.

ST(7)   , ⮡  ᪫祭 ୮
樨.

 i486  ६ 믮   ਮ᪨
஢ 稥 뢠.  㦨 뢠
 ⬥ 믮   (abort).

-----------------------------------------------------------------

FRNDINT - 㣫  楫

-----------------------------------------------------------------
|        ᫮       ࠫ-   ᠭ                |
|樨          ⠪⮢    쭮                          |
|                  横      믮-                           |
|                                                          |
|D9 FC    FRNDINT  29.1(21-30) 7.4(2-8) 㣫 ST  楫  |
-----------------------------------------------------------------

 
--------------

ST <- 㣫 ST;

ᠭ
--------

 㣫  楫 㣫 祭  ST  楫 
ᮮ⢥⢨   RC ࠢ饣 ᫮ FPU.


塞 䫠  権  饩 窮
---------------------------------------------------

C1,  ᠭ   15-1; C0, C2, C3  ।.

᪫祭 ᫮ 権
---------------------------------

P, D, I, IS

᪫祭 饭 ०
----------------------------------

#NM  ⠭ EM  TS  CR0.

᪫祭 ० ॠ ᮢ
---------------------------------------

뢠 7  ⠭ EM  TS  CR0.

᪫祭 㠫쭮 ० 8086
----------------------------------------

#NM  ⠭ EM  TS  CR0.

-----------------------------------------------------------------

