asm

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the repo will cause compile error when using go vendor mode

14

Boyce-Lee

Hi folks, This library is accelerated using assembly. Have you made any performance comparison of using cgo for corresponding acceleration? Although cgo itself has a remarkable overhead around 100ns for...

yingfeng

Try manually assigning registers

3

https://github.com/segmentio/asm/pull/58#discussion_r778501347

pelletier

The [`bits.CountByte`](https://github.com/segmentio/parquet-go/blob/main/internal/bits/count_amd64.s) function in https://github.com/segmentio/parquet-go is a good candidate to bring to https://github.com/segmentio/asm Here is a suggestion for the signature: ```go package mem func Count(b []byte, v byte) int ```

achille-roussel

Apologies if this isn't the right place to ask this question, but could find any other means. Noticed ARM64 being worked on, does that imply there might be support for...

ghost

Maybe replace the < 32 bytes implementation to avoid the double scan + two functions call, if it happens to be an issue with production data.

pelletier

pelletier

Support AVX512FP16 instruction set

1

Support AVX512FP16 instruction set. ref: https://github.com/klauspost/cpuid/commit/6903d4066801

zchee

undefined reference to `github.com/segmentio/asm/cpu.X86'

2

When segmentio/asm `v1.2.0` is vendored into a module, building a Docker image fails. build layer in Dockerfile: ``` RUN CGO_ENABLED=1 GO111MODULE=off go install /cmd/main.go ``` error logs: ``` [2022-12-06 16:56:34]...

mettledrum