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Updated Golang ppc64x asm Reference (markdown)

Sun Yimin 2024-08-30 13:01:32 +08:00
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Golang-ppc64x-asm-Reference.md

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### 填充 ### 填充
- **VSPLTISB** "Vector Splat Immediate Signed Byte". This instruction is used to fill a vector register with a specified 8-bit signed integer.填充立即数到目标向量寄存器。 - **VSPLTISB** "Vector Splat Immediate Signed Byte". This instruction is used to fill a vector register with a specified 8-bit signed integer.填充立即数到目标向量寄存器。
- **VSPLTB** "Vector Splat Byte". This instruction is used to replicate a specified byte across all elements of a vector register.从源向量寄存器中取指定位置的字节，填充到目标向量寄存器。 - **VSPLTB** "Vector Splat Byte". This instruction is used to replicate a specified byte across all elements of a vector register.从源向量寄存器中取指定位置的字节，填充到目标向量寄存器。
- **VSPLTISW** "Vector Splat Immediate Signed Word". This instruction is used to fill a vector register with a specified 16-bit signed integer.
- **VSPLTW** "Vector Splat Word". This instruction is used to replicate a specified word (32-bit element) across all elements of a vector register.
### 从内存加载(Load)数据 ### 从内存加载(Load)数据
- **LXVDSX** "Load Vector Doubleword Scalar Indexed". This instruction is used to load a doubleword (64-bit element) from memory into a vector register.从指定内存位置加载64位数据，将其存储到目标向量寄存器的lower half（byte index from 0-7）。 - **LXVDSX** "Load Vector Doubleword Scalar Indexed". This instruction is used to load a doubleword (64-bit element) from memory into a vector register.从指定内存位置加载64位数据，将其存储到目标向量寄存器的lower half（byte index from 0-7）。
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## 存储向量寄存器中的数据到内存 ## 存储向量寄存器中的数据到内存
- **STXVD2X** "Store Vector Doubleword 2 Indexed". This instruction is used to store two consecutive doublewords (64-bit elements) from a vector register into memory. - **STXVD2X** "Store Vector Doubleword 2 Indexed". This instruction is used to store two consecutive doublewords (64-bit elements) from a vector register into memory.
## 其它 ## 判断相等
- **VCMPEQUD** "Vector Compare Equal Unsigned Doubleword". This instruction is used to compare the corresponding doublewords (64-bit elements) in two vector registers for equality. - **VCMPEQUD** "Vector Compare Equal Unsigned Doubleword". This instruction is used to compare the corresponding doublewords (64-bit elements) in two vector registers for equality.
## 其它
- **VSLDOI** "Vector Shift Left Double by Octet Immediate". This instruction is used to shift the contents of a vector register left by a specified number of octets (8-bit bytes).
- **XXPERMDI** "Vector Permute Doubleword Immediate". This instruction is used to permute (rearrange) the doublewords (64-bit elements) in a vector register based on an immediate value.
# 典型的ppc64及ppc64le # 典型的ppc64及ppc64le