x64-note
- R Registers
| Index | Name | Description |
|---|---|---|
| 0 | rax | Return value reg. |
| 1 | rcx | - |
| 2 | rdx | - |
| 3 | rbx | - |
| 4 | rsp | - |
| 5 | rbp | - |
| 6 | rsi | - |
| 7 | rdi | A arg0 reg of function on Linux. |
63 31 15 7 0 | rax | eax ax | ah | al | | rbx | ebx bx | bh | bl | | rcx | ecx cx | ch | cl | | rdx | edx dx | dh | dl | | rsi | esi si | | sil | | rdi | edi di | | dil | | rbp | ebp bp | | bpl | | rsp | esp sp | | spl | | r8 | r8d r8w | | r8b | | r9 | r9d r9w | | r9b | | r10 | r10d r10w | | r10b | | r11 | r11d r11w | | r11b | | r12 | r12d r12w | | r12b | | r13 | r13d r13w | | r13b | | r14 | r14d r14w | | r14b | | r15 | r15d r15w | | r15b |
- AVX-512
xmm0 ... xmm31 (512 / 16 == 32) ymm0 ... ymm15 (512 / 32 == 16) zmm0 ... zmm7 (512 / 64 == 8) 63 48 32 15 0 |xmm3|xmm2|xmm1|xmm0| | ymm1 | ymm0 | | zmm0 |