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vault backup: 2024-01-05 22:40:47

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sweetbread
2024-01-05 22:40:47 +03:00
parent 89b03969bd
commit dc69f5dd7a
5 changed files with 54 additions and 32 deletions
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X86/Общего назначения/Передачи данных/CBW,CWDE,CDQE.md
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| Opcode | Instruction | Op/En | 64-bit Mode | Compat/Leg Mode | Description |
| ---------- | ----------- | ----- | ----------- | --------------- | -------------------------- |
| 98 | CBW | ZO | Valid | Valid | AX := sign-extend of AL. |
| 98 | CWDE | ZO | Valid | Valid | EAX := sign-extend of AX. |
| REX.W + 98 | CDQE | ZO | Valid | N.E. | RAX := sign-extend of EAX. |
X86/Общего назначения/Передачи данных/MOVSX(D).md
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| Opcode | Instruction | Op/En | 64-Bit Mode | Compat/Leg Mode | Description |
| ---------------- | ----------------- | ----- | ----------- | --------------- | -------------------------------------------------- |
| 0F BE /r | MOVSX r16, r/m8 | RM | Valid | Valid | Move byte to word with sign-extension. |
| 0F BE /r | MOVSX r32, r/m8 | RM | Valid | Valid | Move byte to doubleword with sign-extension. |
| REX.W + 0F BE /r | MOVSX r64, r/m8 | RM | Valid | N.E. | Move byte to quadword with sign-extension. |
| 0F BF /r | MOVSX r32, r/m16 | RM | Valid | Valid | Move word to doubleword, with sign-extension. |
| REX.W + 0F BF /r | MOVSX r64, r/m16 | RM | Valid | N.E. | Move word to quadword with sign-extension. |
| 63 /r1 | MOVSXD r16, r/m16 | RM | Valid | N.E. | Move word to word with sign-extension. |
| 63 /r1 | MOVSXD r32, r/m32 | RM | Valid | N.E. | Move doubleword to doubleword with sign-extension. |
| REX.W + 63 /r | MOVSXD r64, r/m32 | RM | Valid | N.E. | Move doubleword to quadword with sign-extension. |
X86/Общего назначения/Передачи данных/MOVZX.md
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| Opcode | Instruction | Op/En | 64-Bit Mode | Compat/Leg Mode | Description |
| ---------------- | ---------------- | ----- | ----------- | --------------- | ---------------------------------------- |
| 0F B6 /r | MOVZX r16, r/m8 | RM | Valid | Valid | Move byte to word with zero-extension. |
| 0F B6 /r | MOVZX r32, r/m8 | RM | Valid | Valid | Move byte to doubleword, zero-extension. |
| REX.W + 0F B6 /r | MOVZX r64, r/m81 | RM | Valid | N.E. | Move byte to quadword, zero-extension. |
| 0F B7 /r | MOVZX r32, r/m16 | RM | Valid | Valid | Move word to doubleword, zero-extension. |
| REX.W + 0F B7 /r | MOVZX r64, r/m16 | RM | Valid | N.E. | Move word to quadword, zero-extension. |