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Use native CRC instructions on 64-bit LoongArch

author John Naylor <john.naylor@postgresql.org>

2023年8月10日 04:36:15 +0000 (11:36 +0700)

committer John Naylor <john.naylor@postgresql.org>

2023年8月10日 04:36:15 +0000 (11:36 +0700)

commit 4d14ccd6af6e788a7b79ff3ed77bda5bc71d2edc

tree bef29664090f4cad6db22352d3c8a401bf724c27 tree

parent fa2e874946c5b9f23394358c131e987df7cc8ffb commit | diff

Use native CRC instructions on 64-bit LoongArch

As with the Intel and Arm CRC instructions, compiler intrinsics for
them must be supported by the compiler. In contrast, no runtime check
is needed. Aligned memory access is faster, so use the Arm coding as
a model.

YANG Xudong

Discussion: https://postgr.es/m/b522a0c5-e3b2-99cc-6387-58134fb88cbe%40ymatrix.cn

config/c-compiler.m4 diff | blob | blame | history

configure diff | blob | blame | history

configure.ac diff | blob | blame | history

meson.build diff | blob | blame | history

src/include/pg_config.h.in diff | blob | blame | history

src/include/port/pg_crc32c.h diff | blob | blame | history

src/port/meson.build diff | blob | blame | history

src/port/pg_crc32c_loongarch.c [new file with mode: 0644] blob

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