koboldcpp: remove march, mtune and mtune

After going over a detailed conversation with @SomeoneSerge about
`cc-warpper`, `march` `mtune` and `mcpu`, I've come to the conclusion that
it is unnecessary to have those flags as ad hoc options. Instead, it's
best for users to "merge" their own `env` on top of the current one

Refs: https://github.com/NixOS/nixpkgs/pull/325540#discussion_r1674917673
Refs: https://github.com/NixOS/nixpkgs/pull/325540#discussion_r1676059901
Refs: https://github.com/NixOS/nixpkgs/pull/325540#discussion_r1676556732
Refs: https://github.com/NixOS/nixpkgs/pull/325540#discussion_r1676560445

Co-authored-by: SomeoneSerge <sergei.kozlukov@aalto.fi>
This commit is contained in:
DontEatOreo 2024-07-13 22:07:17 +03:00
parent 4a10d41b5d
commit 2da41055fe
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@ -19,6 +19,9 @@
openblas,
cublasSupport ? config.cudaSupport,
# You can find a full list here: https://arnon.dk/matching-sm-architectures-arch-and-gencode-for-various-nvidia-cards/
# For example if you're on an GTX 1080 that means you're using "Pascal" and you need to pass "sm_60"
arches ? cudaPackages.cudaFlags.arches or [ ],
clblastSupport ? stdenv.isLinux,
clblast,
@ -28,19 +31,6 @@
vulkan-loader,
metalSupport ? stdenv.isDarwin && stdenv.isAarch64,
# You can find a full list here: https://arnon.dk/matching-sm-architectures-arch-and-gencode-for-various-nvidia-cards/
# For example if you're on an GTX 1080 that means you're using "Pascal" and you need to pass "sm_60"
arches ? cudaPackages.cudaFlags.arches or [ ],
# You can find list of x86_64 options here: https://gcc.gnu.org/onlinedocs/gcc/x86-Options.html
# For ARM here: https://gcc.gnu.org/onlinedocs/gcc/ARM-Options.html
# If you set "march" to "native", specify "mtune" as well; otherwise, it will be set to "generic". (credit to: https://lemire.me/blog/2018/07/25/it-is-more-complicated-than-i-thought-mtune-march-in-gcc/)
march ? "",
# Apple Silicon Chips (M1, M2, M3 and so on DO NOT use mtune)
# For example, if you have an AMD Ryzen CPU, you will set "mtune" to "znver2"
mtune ? "",
mcpu ? "",
}:
let
@ -116,12 +106,6 @@ effectiveStdenv.mkDerivation (finalAttrs: {
env.NIX_LDFLAGS = lib.concatStringsSep " " (finalAttrs.darwinLdFlags ++ finalAttrs.metalLdFlags);
env.NIX_CFLAGS_COMPILE = lib.concatStringsSep " " [
(lib.optionalString (march != "") "-march=${march}")
(lib.optionalString (mtune != "") "-mtune=${mtune}")
(lib.optionalString (mcpu != "") "-mcpu=${mcpu}")
];
makeFlags = [
(makeBool "LLAMA_OPENBLAS" openblasSupport)
(makeBool "LLAMA_CUBLAS" cublasSupport)