10 lines
1.3 KiB
Markdown
10 lines
1.3 KiB
Markdown
| Opcode | Instruction | Op/En | 64-Bit Mode | Compat/Leg Mode | Description |
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| ---------------- | ----------------- | ----- | ----------- | --------------- | -------------------------------------------------- |
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| 0F BE /r | MOVSX r16, r/m8 | RM | Valid | Valid | Move byte to word with sign-extension. |
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| 0F BE /r | MOVSX r32, r/m8 | RM | Valid | Valid | Move byte to doubleword with sign-extension. |
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| REX.W + 0F BE /r | MOVSX r64, r/m8 | RM | Valid | N.E. | Move byte to quadword with sign-extension. |
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| 0F BF /r | MOVSX r32, r/m16 | RM | Valid | Valid | Move word to doubleword, with sign-extension. |
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| REX.W + 0F BF /r | MOVSX r64, r/m16 | RM | Valid | N.E. | Move word to quadword with sign-extension. |
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| 63 /r1 | MOVSXD r16, r/m16 | RM | Valid | N.E. | Move word to word with sign-extension. |
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| 63 /r1 | MOVSXD r32, r/m32 | RM | Valid | N.E. | Move doubleword to doubleword with sign-extension. |
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| REX.W + 63 /r | MOVSXD r64, r/m32 | RM | Valid | N.E. | Move doubleword to quadword with sign-extension. | |