📄 opcodes.html
字号:
<TD>
<TD>1101111011110001
<TD>8087
<TD>Division Reversed and Pop
<TR>
<TD>FIDIVR
<TD>ST(0),Mem16
<TD>11011110oo111mmm
<TD>8087
<TD>Division Reversed (Integer)
<TR>
<TD>
<TD>Mem16
<TD>11011110oo111mmm
<TD>8087
<TD>Division Reversed (Integer)
<TR>
<TD>
<TD>ST(0),Mem32
<TD>11011010oo111mmm
<TD>8087
<TD>Division Reversed (Integer)
<TR>
<TD>
<TD>Mem32
<TD>11011010oo111mmm
<TD>8087
<TD>Division Reversed (Integer)
<TR>
<TD>FENI
<TD>
<TD>[FWAIT] 1101101111100000
<TD>8087
<TD>Disable Interrupts
<TR>
<TD>FNENI
<TD>
<TD>1101101111100000
<TD>8087
<TD>Disable Interrupts
<TR>
<TD>FFREE
<TD>ST(n)
<TD>1101110111000rrr
<TD>8087
<TD>Free Register
<TR>
<TD>
<TD>
<TD>1101110111000001
<TD>8087
<TD>Free Register
<TR>
<TD>FINCSTP
<TD>
<TD>1101100111110111
<TD>8087
<TD>Increment Stack Pointer
<TR>
<TD>FINIT
<TD>
<TD>[FWAIT] 1101101111100011
<TD>8087
<TD>Initialize FPU
<TR>
<TD>FNINIT
<TD>
<TD>1101101111100011
<TD>8087
<TD>Initialize FPU
<TR>
<TD>FLD
<TD>ST(0),Mem32
<TD>11011001oo000mmm
<TD>8087
<TD>Load Data
<TR>
<TD>
<TD>Mem32
<TD>11011001oo000mmm
<TD>8087
<TD>Load Data
<TR>
<TD>
<TD>ST(0),Mem64
<TD>11011101oo000mmm
<TD>8087
<TD>Load Data
<TR>
<TD>
<TD>Mem64
<TD>11011101oo000mmm
<TD>8087
<TD>Load Data
<TR>
<TD>
<TD>ST(0),Mem80
<TD>11011011oo101mmm
<TD>8087
<TD>Load Data
<TR>
<TD>
<TD>Mem80
<TD>11011011oo101mmm
<TD>8087
<TD>Load Data
<TR>
<TD>
<TD>ST(0),ST(n)
<TD>11011001oo000mmm
<TD>8087
<TD>Load Data
<TR>
<TD>
<TD>ST(n)
<TD>11011001oo000mmm
<TD>8087
<TD>Load Data
<TR>
<TD>
<TD>
<TD>1101100111000001
<TD>8087
<TD>Load Data
<TR>
<TD>FILD
<TD>ST(0),Mem16
<TD>11011111oo000mmm
<TD>8087
<TD>Load Data (Integer)
<TR>
<TD>
<TD>Mem16
<TD>11011111oo000mmm
<TD>8087
<TD>Load Data (Integer)
<TR>
<TD>
<TD>ST(0),Mem32
<TD>11011011oo000mmm
<TD>8087
<TD>Load Data (Integer)
<TR>
<TD>
<TD>Mem32
<TD>11011011oo000mmm
<TD>8087
<TD>Load Data (Integer)
<TR>
<TD>
<TD>ST(0),Mem64
<TD>11011111oo101mmm
<TD>8087
<TD>Load Data (Integer)
<TR>
<TD>
<TD>Mem64
<TD>11011111oo101mmm
<TD>8087
<TD>Load Data (Integer)
<TR>
<TD>FBLD
<TD>ST(0),Mem80
<TD>11011111oo100mmm
<TD>8087
<TD>Load Data (BCD)
<TR>
<TD>
<TD>Mem80
<TD>11011111oo100mmm
<TD>8087
<TD>Load Data (BCD)
<TR>
<TD>FLD1
<TD>
<TD>1101100111101000
<TD>8087
<TD>Load + 1.0
<TR>
<TD>FLDZ
<TD>
<TD>1101100111101110
<TD>8087
<TD>Load + 0.0
<TR>
<TD>FLDPI
<TD>
<TD>1101100111101011
<TD>8087
<TD>Load PI
<TR>
<TD>FLDL2E
<TD>
<TD>1101100111101010
<TD>8087
<TD>Load log2 e
<TR>
<TD>FLDL2T
<TD>
<TD>1101100111101001
<TD>8087
<TD>Load log2 10
<TR>
<TD>FLDLG2
<TD>
<TD>1101100111101100
<TD>8087
<TD>Load log10 2
<TR>
<TD>FLDLN2
<TD>
<TD>1101100111101101
<TD>8087
<TD>Load loge 2
<TR>
<TD>FLDCW
<TD>Mem16
<TD>11011001oo101mmm
<TD>8087
<TD>Load Control Register
<TR>
<TD>FLDENV
<TD>Mem
<TD>11011001oo100mmm
<TD>8087
<TD>Load Enviroment
<TR>
<TD>FMUL
<TD>ST(0),ST(n)
<TD>1101100011001rrr
<TD>8087
<TD>Multiplication
<TR>
<TD>
<TD>ST(n),ST(0)
<TD>1101110011001rrr
<TD>8087
<TD>Multiplication
<TR>
<TD>
<TD>ST(0),Mem32
<TD>11011000oo001mmm
<TD>8087
<TD>Multiplication
<TR>
<TD>
<TD>Mem32
<TD>11011000oo001mmm
<TD>8087
<TD>Multiplication
<TR>
<TD>
<TD>ST(0),Mem64
<TD>11011100oo001mmm
<TD>8087
<TD>Multiplication
<TR>
<TD>
<TD>Mem64
<TD>11011100oo001mmm
<TD>8087
<TD>Multiplication
<TR>
<TD>
<TD>ST(n)
<TD>1101110011001rrr
<TD>8087
<TD>Multiplication
<TR>
<TD>
<TD>
<TD>1101110011001001
<TD>8087
<TD>Multiplication
<TR>
<TD>FMULP
<TD>ST(n),ST(0)
<TD>11011110oo001mmm
<TD>8087
<TD>Multiplication and Pop
<TR>
<TD>
<TD>ST(n)
<TD>11011110oo001mmm
<TD>8087
<TD>Multiplication and Pop
<TR>
<TD>
<TD>
<TD>1101111011001001
<TD>8087
<TD>Multiplication and Pop
<TR>
<TD>FIMUL
<TD>ST(0),Mem16
<TD>11011110oo001mmm
<TD>8087
<TD>Multiplication (Integer)
<TR>
<TD>
<TD>Mem16
<TD>11011110oo001mmm
<TD>8087
<TD>Multiplication (Integer)
<TR>
<TD>
<TD>ST(0),Mem32
<TD>11011010oo001mmm
<TD>8087
<TD>Multiplication (Integer)
<TR>
<TD>
<TD>Mem32
<TD>11011010oo001mmm
<TD>8087
<TD>Multiplication (Integer)
<TR>
<TD>FNOP
<TD>
<TD>1101100111010000
<TD>8087
<TD>No Operation
<TR>
<TD>FPATAN
<TD>
<TD>1101100111110011
<TD>8087
<TD>Partial Arctangent
<TR>
<TD>FPREM
<TD>
<TD>1101100111111000
<TD>8087
<TD>Partial Remainder
<TR>
<TD>FPREM1
<TD>
<TD>1101100111110101
<TD>80387
<TD>Partial Remainder (IEEE)
<TR>
<TD>FPTAN
<TD>
<TD>1101100111110010
<TD>8087
<TD>Partial Tangent
<TR>
<TD>FRNDINT
<TD>
<TD>1101100111111100
<TD>8087
<TD>Round to Integer
<TR>
<TD>FRSTOR
<TD>Mem112
<TD>11011101oo100mmm
<TD>8087
<TD>Restore State
<TR>
<TD>FSAVE
<TD>Mem112
<TD>[FWAIT] 11011101oo110mmm
<TD>8087
<TD>Save Machine State
<TR>
<TD>FNSAVE
<TD>Mem112
<TD>11011101oo110mmm
<TD>8087
<TD>Save Machine State
<TR>
<TD>FSCALE
<TD>
<TD>1101100111111101
<TD>8087
<TD>Scale
<TR>
<TD>FSETPM
<TD>
<TD>1101101111100100
<TD>80287
<TD>Set Protected Mode
<TR>
<TD>FSIN
<TD>
<TD>1101100111111110
<TD>80387
<TD>Sine
<TR>
<TD>FSINCOS
<TD>
<TD>1101100111111011
<TD>80387
<TD>Sine and Cosine
<TR>
<TD>FSQRT
<TD>
<TD>1101100111111010
<TD>8087
<TD>Square Root
<TR>
<TD>FST
<TD>Mem32,ST(0)
<TD>11011001oo010mmm
<TD>8087
<TD>Store
<TR>
<TD>
<TD>Mem32
<TD>11011001oo010mmm
<TD>8087
<TD>Store
<TR>
<TD>
<TD>Mem64,ST(0)
<TD>11011101oo010mmm
<TD>8087
<TD>Store
<TR>
<TD>
<TD>Mem64
<TD>11011101oo010mmm
<TD>8087
<TD>Store
<TR>
<TD>
<TD>ST(n),ST(0)
<TD>11011101oo010mmm
<TD>8087
<TD>Store
<TR>
<TD>
<TD>ST(n)
<TD>11011101oo010mmm
<TD>8087
<TD>Store
<TR>
<TD>
<TD>
<TD>1101110111010001
<TD>8087
<TD>Store
<TR>
<TD>FSTP
<TD>Mem32,ST(0)
<TD>11011001oo011mmm
<TD>8087
<TD>Store and Pop
<TR>
<TD>
<TD>Mem32
<TD>11011001oo011mmm
<TD>8087
<TD>Store and Pop
<TR>
<TD>
<TD>Mem64,ST(0)
<TD>11011101oo011mmm
<TD>8087
<TD>Store and Pop
<TR>
<TD>
<TD>Mem64
<TD>11011101oo011mmm
<TD>8087
<TD>Store and Pop
<TR>
<TD>
<TD>Mem80,ST(0)
<TD>11011011oo111mmm
<TD>8087
<TD>Store and Pop
<TR>
<TD>
<TD>Mem80
<TD>11011011oo111mmm
<TD>8087
<TD>Store and Pop
<TR>
<TD>
<TD>ST(n),ST(0)
<TD>1101110111011rrr
<TD>8087
<TD>Store and Pop
<TR>
<TD>
<TD>ST(n)
<TD>1101110111011rrr
<TD>8087
<TD>Store and Pop
<TR>
<TD>
<TD>
<TD>1101110111011001
<TD>8087
<TD>Store and Pop
<TR>
<TD>FIST
<TD>Mem16,ST(0)
<TD>11011111oo010mmm
<TD>8087
<TD>Store (Integer)
<TR>
<TD>
<TD>Mem16
<TD>11011111oo010mmm
<TD>8087
<TD>Store (Integer)
<TR>
<TD>
<TD>Mem32,ST(0)
<TD>11011011oo010mmm
<TD>8087
<TD>Store (Integer)
<TR>
<TD>
<TD>Mem32
<TD>11011011oo010mmm
<TD>8087
<TD>Store (Integer)
<TR>
<TD>FISTP
<TD>Mem16,ST(0)
<TD>11011111oo011mmm
<TD>8087
<TD>Store (Integer) and Pop
<TR>
<TD>
<TD>Mem16
<TD>11011111oo011mmm
<TD>8087
<TD>Store (Integer) and Pop
<TR>
<TD>
<TD>Mem32,ST(0)
<TD>11011011oo011mmm
<TD>8087
<TD>Store (Integer) and Pop
<TR>
<TD>
<TD>Mem32
<TD>11011011oo011mmm
<TD>8087
<TD>Store (Integer) and Pop
<TR>
<TD>
<TD>Mem64,ST(0)
<TD>11011111oo111mmm
<TD>8087
<TD>Store (Integer) and Pop
<TR>
<TD>
<TD>Mem64
<TD>11011111oo111mmm
<TD>8087
<TD>Store (Integer) and Pop
<TR>
<TD>FBSTP
<TD>Mem80,ST(n)
<TD>11011111oo110mmm
<TD>8087
<TD>Store (BCD) and Pop
<TR>
<TD>
<TD>Mem80
<TD>11011111oo110mmm
<TD>8087
<TD>Store (BCD) and Pop
<TR>
<TD>FSTCW
<TD>Mem16
<TD>[FWAIT] 11011001oo111mmm
<TD>8087
<TD>Store Control Register
<TR>
<TD>FNSTCW
<TD>Mem16
<TD>11011001oo111mmm
<TD>8087
<TD>Store Control Register
<TR>
<TD>FSTENV
<TD>Mem
<TD>[FWAIT] 11011001oo110mmm
<TD>8087
<TD>Store Environment
<TR>
<TD>FNSTENV
<TD>Mem
<TD>11011001oo110mmm
<TD>8087
<TD>Store Environment
<TR>
<TD>FSTSW
<TD>Mem16
<TD>[FWAIT] 11011101oo111mmm
<TD>8087
<TD>Store Status Register
<TR>
<TD>
<TD>AX
<TD>[FWAIT] 1101111111100000
<TD>8087
<TD>Store Status Register
<TR>
<TD>FNSTSW
<TD>Mem16
<TD>11011101oo111mmm
<TD>8087
<TD>Store Status Register
<TR>
<TD>
<TD>AX
<TD>1101111111100000
<TD>8087
<TD>Store Status Register
<TR>
<TD>FSUB
<TD>ST(0),ST(n)
<TD>1101100011100rrr
<TD>8087
<TD>Subtraction
<TR>
<TD>
<TD>ST(n),ST(0)
<TD>1101110011101rrr
<TD>8087
<TD>Subtraction
<TR>
<TD>
<TD>ST(0),Mem32
<TD>11011000oo100mmm
<TD>8087
<TD>Subtraction
<TR>
<TD>
<TD>Mem32
<TD>11011000oo100mmm
<TD>8087
<TD>Subtraction
<TR>
<TD>
<TD>ST(0),Mem64
<TD>11011100oo100mmm
<TD>8087
<TD>Subtraction
<TR>
<TD>
<TD>Mem64
<TD>11011100oo100mmm
<TD>8087
<TD>Subtraction
<TR>
<TD>
<TD>ST(n)
<TD>1101110011101rrr
<TD>8087
<TD>Subtraction
<TR>
<TD>
<TD>
<TD>1101110011101001
<TD>8087
<TD>Subtraction
<TR>
<TD>FSUBP
<TD>ST(n),ST(0)
<TD>11011110oo101mmm
<TD>8087
<TD>Subtraction and Pop
<TR>
<TD>
<TD>ST(n)
<TD>11011110oo101mmm
<TD>8087
<TD>Subtraction and Pop
<TR>
<TD>
<TD>
<TD>1101111011101001
<TD>8087
<TD>Subtraction and Pop
<TR>
<TD>FISUB
<TD>ST(0),Mem16
<TD>11011110oo100mmm
<TD>8087
<TD>Subtraction (Integer)
<TR>
<TD>
<TD>Mem16
<TD>11011110oo100mmm
<TD>8087
<TD>Subtraction (Integer)
<TR>
<TD>
<TD>ST(0),Mem32
<TD>11011010oo100mmm
<TD>8087
<TD>Subtraction (Integer)
<TR>
<TD>
<TD>Mem32
<TD>11011010oo100mmm
<TD>8087
<TD>Subtraction (Integer)
<TR>
<TD>FSUBR
<TD>ST(0),ST(n)
<TD>1101100011101rrr
<TD>8087
<TD>Reverse Subtraction
<TR>
<TD>
<TD>ST(n),ST(0)
<TD>1101110011100rrr
<TD>8087
<TD>Reverse Subtraction
<TR>
<TD>
<TD>ST(0),Mem32
<TD>11011000oo101mmm
<TD>8087
<TD>Reverse Subtraction
<TR>
<TD>
<TD>Mem32
<TD>11011000oo101mmm
<TD>8087
<TD>Reverse Subtraction
<TR>
<TD>
<TD>ST(0),Mem64
<TD>11011100oo101mmm
<TD>8087
<TD>Reverse Subtraction
<TR>
<TD>
<TD>Mem64
<TD>11011100oo101mmm
<TD>8087
<TD>Reverse Subtraction
<TR>
<TD>
<TD>ST(n)
<TD>1101110011100rrr
<TD>8087
<TD>Reverse Subtraction
<TR>
<TD>
<TD>
<TD>1101110011100001
<TD>8087
<TD>Reverse Subtraction
<TR>
<TD>FSUBRP
<TD>ST(n),ST(0)
<TD>11011110oo100mmm
<TD>8087
<TD>Reverse Subtraction and Pop
<TR>
<TD>
<TD>ST(n)
<TD>11011110oo100mmm
<TD>8087
<TD>Reverse Subtraction and Pop
<TR>
<TD>
<TD>
<TD>1101111011100001
<TD>8087
<TD>Reverse Subtraction and Pop
<TR>
<TD>FISUBR
<TD>ST(0),Mem16
<TD>11011110oo101mmm
<TD>8087
<TD>Reverse Subtraction (Integer)
<TR>
<TD>
<TD>Mem16
<TD>11011110oo101mmm
<TD>8087
<TD>Reverse Subtraction (Integer)
<TR>
<TD>
<TD>ST(0),Mem32
<TD>11011010oo101mmm
<TD>8087
<TD>Reverse Subtraction (Integer)
<TR>
<TD>
<TD>Mem32
<TD>11011010oo101mmm
<TD>8087
<TD>Reverse Subtraction (Integer)
<TR>
<TD>FTST
<TD>
<TD>1101100111100100
<TD>8087
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