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make : improve cpuinfo handling on x86 hosts #1238

Merged
merged 4 commits into from
Sep 5, 2023
Merged

make : improve cpuinfo handling on x86 hosts #1238

merged 4 commits into from
Sep 5, 2023

Commits on Sep 1, 2023

  1. make : simplify and correct x86 ISA extensions detection on the host 

    It got broken in commit c5f9acf for Haiku and Mac OS (Intel),
which report CPU features in upper case.

Now we're finding the names in case-insensitive manner and as words.
SSE3 detection has been corrected for Linux, which uses PNI for that
(Prescott New Instructions).
    @przemoc
    przemoc committed Sep 1, 2023
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  2. make : use dmesg.boot in FreeBSD/DragonFlyBSD to detect x86 ISA exten… 

    …sions on the host
    @przemoc
    przemoc committed Sep 1, 2023
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  3. make : enable x86 ISA extensions on the host both in CFLAGS and CXXFLAGS

    @przemoc
    przemoc committed Sep 1, 2023
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  4. make : correct AVX x86 ISA extension detection on macOS (Intel) host 

    It got broken in commit c5f9acf.  macOS calls it AVX1.0.
    @przemoc
    przemoc committed Sep 1, 2023
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