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Document --disable-loongarch-crc32 in INSTALL

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Lasse Collin 2024-07-06 14:04:16 +03:00
parent b3e53122f4
commit f691d58fae
1 changed files with 8 additions and 0 deletions
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8
INSTALL
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@ -454,6 +454,14 @@ XZ Utils Installation
and later) then runtime detection isn't used and the and later) then runtime detection isn't used and the
generic code is omitted. generic code is omitted.
--disable-loongarch-crc32
XZ_LOONGARCH_CRC32=OFF
Disable the use of the 64-bit LoongArch CRC32
instruction extension even if compiler support for
it is detected. There is no runtime detection because
all 64-bit LoongArch processors should support
the CRC32 instructions.
--enable-unaligned-access --enable-unaligned-access
TUKLIB_FAST_UNALIGNED_ACCESS=ON TUKLIB_FAST_UNALIGNED_ACCESS=ON
Allow liblzma to use unaligned memory access for 16-bit, Allow liblzma to use unaligned memory access for 16-bit,