hw/i386.reference/appb.htm

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   4 <TITLE>80386 Programmer's Reference Manual -- Chapter 17</TITLE>
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   8 Appendices</A><BR>
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  10 <A HREF="appa.htm">Appendix A -- Opcode Map</A><BR>
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  12 <A HREF="appc.htm">Appendix C -- Status Flag Summary</A><BR>
  13 <P>
  14 <HR>
  15 <P>
  16 <H1>Appendix B -- Complete Flag Cross-Reference</H1>
  17
  18 <H3>Key to Codes</H3>
  19
  20 <PRE>
  21 T     = instruction tests flag
  22
  23 M     = instruction modifies flag
  24         (either sets or resets depending on operands)
  25
  26 0     = instruction resets flag
  27
  28 1     = instruction sets flag
  29
  30 --    = instruction's effect on flag is undefined
  31
  32 R     = instruction restores prior value of flag
  33
  34 blank = instruction does not affect flag
  35 </PRE>
  36
  37 <PRE>
  38 Instruction            OF   SF   ZF   AF   PF   CF   TF   IF   DF   NT   RF
  39
  40 AAA                    --   --   --   TM   --   M
  41 AAD                    --   M    M    --   M    --
  42 AAM                    --   M    M    --   M    --
  43 AAS                    --   --   --   TM   --   M
  44 ADC                    M    M    M    M    M    TM
  45 ADD                    M    M    M    M    M    M
  46 AND                    0    M    M    --   M    0
  47 ARPL                             M
  48 BOUND
  49 BSF/BSR                --   --   M    --   --   --
  50 BT/BTS/BTR/BTC         --   --   --   --   --   M
  51 CALL
  52 CBW
  53 CLC                                             0
  54 CLD                                                            0
  55 CLI                                                       0
  56 CLTS
  57 CMC                                             M
  58 CMP                    M    M    M    M    M    M
  59 CMPS                   M    M    M    M    M    M              T
  60 CWD
  61 DAA                    --   M    M    TM   M    TM
  62 DAS                    --   M    M    TM   M    TM
  63 DEC                    M    M    M    M    M
  64 DIV                    --   --   --   --   --   --
  65 ENTER
  66 ESC
  67 HLT
  68 IDIV                   --   --   --   --   --   --
  69 IMUL                   M    --   --   --   --   M
  70 IN
  71 INC                    M    M    M    M    M
  72 INS                                                            T
  73 INT                                                  0              0
  74 INTO                   T                             0              0
  75 IRET                   R    R    R    R    R    R    R    R    R    T
  76 Jcond                  T    T    T    T    T
  77 JCXZ
  78 JMP
  79 LAHF
  80 LAR                              M
  81 LDS/LES/LSS/LFS/LGS
  82 LEA
  83 LEAVE
  84 LGDT/LIDT/LLDT/LMSW
  85 LOCK
  86 LODS                                                           T
  87 LOOP
  88 LOOPE/LOOPNE                     T
  89 LSL                              M
  90 LTR
  91 MOV
  92 MOV control, debug     --   --   --   --   --   --
  93 MOVS                                                           T
  94 MOVSX/MOVZX
  95 MUL                    M    --   --   --   --   M
  96 NEG                    M    M    M    M    M    M
  97 NOP
  98 NOT
  99 OR                     0    M    M    --   M    0
 100 OUT
 101 OUTS                                                           T
 102 POP/POPA
 103 POPF                   R    R    R    R    R    R    R    R    R    R
 104 PUSH/PUSHA/PUSHF
 105 RCL/RCR 1              M                        TM
 106 RCL/RCR count          --                       TM
 107 REP/REPE/REPNE
 108 RET
 109 ROL/ROR 1              M                        M
 110 ROL/ROR count          --                       M
 111 SAHF                        R    R    R    R    R
 112 SAL/SAR/SHL/SHR 1      M    M    M    --   M    M
 113 SAL/SAR/SHL/SHR count  --   M    M    --   M    M
 114 SBB                    M    M    M    M    M    TM
 115 SCAS                   M    M    M    M    M    M              T
 116 SET cond               T    T    T         T    T
 117 SGDT/SIDT/SLDT/SMSW
 118 SHLD/SHRD              --   M    M    --   M    M
 119 STC                                             1
 120 STD                                                            1
 121 STI                                                       1
 122 STOS                                                           T
 123 STR
 124 SUB                    M    M    M    M    M    M
 125 TEST                   0    M    M    --   M    0
 126 VERR/VERRW                       M
 127 WAIT
 128 XCHG
 129 XLAT
 130 XOR                    0    M    M    --   M    0
 131 </PRE>
 132 <P>
 133 <HR>
 134 <P>
 135 <B>up:</B> <A HREF="app.htm">
 136 Appendices</A><BR>
 137 <B>prev:</B>
 138 <A HREF="appa.htm">Appendix A -- Opcode Map</A><BR>
 139 <B>next:</B>
 140 <A HREF="appc.htm">Appendix C -- Status Flag Summary</A><BR>
 141 </BODY>