Zone
3DNow! Instruction Set Architecture (ISA) Extension
3DNow! instructions added with the
K6-2 processors:
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FEMMS
Fast Exit Multimedia State
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PAVGUSB
Packed Average Unsigned Bytes
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PF2ID
Packed Floating-Point to Integer Doubleword Converson
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PFACC
Packed Floating-Point Accumulate
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PFADD
Packed Floating-Point Add
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PFCMPEQ
Packed Floating-Point Compare Equal
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PFCMPGE
Packed Floating-Point Compare Greater or Equal
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PFCMPGT
Packed Floating-Point Compare Greater Than
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PFMAX
Packed Single-Precision Floating-Point Maximum
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PFMIN
Packed Single-Precision Floating-Point Minimum
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PFMUL
Packed Floating-Point Multiply
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PFRCP
Floating-Point Reciprocal Approximation
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PFRCPIT1
Packed Floating-Point Reciprocal Iteration 1
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PFRCPIT2
Packed Floating-Point Reciprocal or Reciprocal Square Root Iteration 2
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PFRSQIT1
Packed Floating-Point Reciprocal Square Root Iteration 1
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PFRSQRT
Packed Floating-Point Reciprocal Square Root Approximation
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PFSUB
Packed Floating-Point Subtract
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PFSUBR
Packed Floating-Point Subtract Reverse
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PI2FD
Packed Integer to Floating-Point Doubleword Conversion
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PMULHRW
Packed Multiply High Rounded Word
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PREFETCH/PREFETCHW
Prefetch L1 Data-Cache Line