4 lines
499 B
Markdown
4 lines
499 B
Markdown
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| Opcode | Instruction | Op/En | 64-bit Mode | Compat/Leg Mode | Description |
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| ------------------ | ----------- | ----- | ----------- | --------------- | --------------------------------------------- |
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| 0F C8+_rd_ | BSWAP _r32_ | O | Valid | Valid | Reverses the byte order of a 32-bit register. |
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| REX.W + 0F C8+_rd_ | BSWAP _r64_ | O | Valid | N.E. | Reverses the byte order of a 64-bit register. |
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