9 lines
1.2 KiB
Markdown
9 lines
1.2 KiB
Markdown
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| Opcode | Instruction | Op/En | 64-Bit Mode | Compat/Leg Mode | Description |
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| ------------- | ----------- | ----- | ----------- | --------------- | ------------------------------------------------------------------------------------------ |
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| F6 /6 | DIV r/m8 | M | Valid | Valid | Unsigned divide AX by r/m8, with result stored in AL := Quotient, AH := Remainder. |
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| REX + F6 /6 | DIV r/m8\* | M | Valid | N.E. | Unsigned divide AX by r/m8, with result stored in AL := Quotient, AH := Remainder. |
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| F7 /6 | DIV r/m16 | M | Valid | Valid | Unsigned divide DX:AX by r/m16, with result stored in AX := Quotient, DX := Remainder. |
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| F7 /6 | DIV r/m32 | M | Valid | Valid | Unsigned divide EDX:EAX by r/m32, with result stored in EAX := Quotient, EDX := Remainder. |
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| REX.W + F7 /6 | DIV r/m64 | M | Valid | N.E. | Unsigned divide RDX:RAX by r/m64, with result stored in RAX := Quotient, RDX := Remainder. |
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> \*In 64-bit mode, r/m8 can not be encoded to access the following byte registers if a REX prefix is used: AH, BH, CH, DH.
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