mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-11-27 01:13:05 +00:00
8885a1e21a
For reference: https://en.wikichip.org/wiki/intel/microarchitectures/sapphire_rapids https://www.phoronix.com/news/GCC-13-Initial-Emerald-Rapids https://www.phoronix.com/news/LLVM-Adds-Intel-Emerald-Rapids
141 lines
7.3 KiB
Nix
141 lines
7.3 KiB
Nix
{ lib }:
|
|
|
|
rec {
|
|
# gcc.arch to its features (as in /proc/cpuinfo)
|
|
features = {
|
|
# x86_64 Generic
|
|
# Spec: https://gitlab.com/x86-psABIs/x86-64-ABI/
|
|
default = [ ];
|
|
x86-64 = [ ];
|
|
x86-64-v2 = [ "sse3" "ssse3" "sse4_1" "sse4_2" ];
|
|
x86-64-v3 = [ "sse3" "ssse3" "sse4_1" "sse4_2" "avx" "avx2" "fma" ];
|
|
x86-64-v4 = [ "sse3" "ssse3" "sse4_1" "sse4_2" "avx" "avx2" "avx512" "fma" ];
|
|
# x86_64 Intel
|
|
nehalem = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" ];
|
|
westmere = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" ];
|
|
sandybridge = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" "avx" ];
|
|
ivybridge = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" "avx" ];
|
|
haswell = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" "avx" "avx2" "fma" ];
|
|
broadwell = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" "avx" "avx2" "fma" ];
|
|
skylake = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" "avx" "avx2" "fma" ];
|
|
skylake-avx512 = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" "avx" "avx2" "avx512" "fma" ];
|
|
cannonlake = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" "avx" "avx2" "avx512" "fma" ];
|
|
icelake-client = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" "avx" "avx2" "avx512" "fma" ];
|
|
icelake-server = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" "avx" "avx2" "avx512" "fma" ];
|
|
cascadelake = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" "avx" "avx2" "avx512" "fma" ];
|
|
cooperlake = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" "avx" "avx2" "avx512" "fma" ];
|
|
tigerlake = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" "avx" "avx2" "avx512" "fma" ];
|
|
alderlake = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" "avx" "avx2" "fma" ];
|
|
sapphirerapids = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" "avx" "avx2" "avx512" "fma" ];
|
|
emeraldrapids = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" "avx" "avx2" "avx512" "fma" ];
|
|
# x86_64 AMD
|
|
btver1 = [ "sse3" "ssse3" "sse4_1" "sse4_2" ];
|
|
btver2 = [ "sse3" "ssse3" "sse4_1" "sse4_2" "aes" "avx" ];
|
|
bdver1 = [ "sse3" "ssse3" "sse4_1" "sse4_2" "sse4a" "aes" "avx" "fma" "fma4" ];
|
|
bdver2 = [ "sse3" "ssse3" "sse4_1" "sse4_2" "sse4a" "aes" "avx" "fma" "fma4" ];
|
|
bdver3 = [ "sse3" "ssse3" "sse4_1" "sse4_2" "sse4a" "aes" "avx" "fma" "fma4" ];
|
|
bdver4 = [ "sse3" "ssse3" "sse4_1" "sse4_2" "sse4a" "aes" "avx" "avx2" "fma" "fma4" ];
|
|
znver1 = [ "sse3" "ssse3" "sse4_1" "sse4_2" "sse4a" "aes" "avx" "avx2" "fma" ];
|
|
znver2 = [ "sse3" "ssse3" "sse4_1" "sse4_2" "sse4a" "aes" "avx" "avx2" "fma" ];
|
|
znver3 = [ "sse3" "ssse3" "sse4_1" "sse4_2" "sse4a" "aes" "avx" "avx2" "fma" ];
|
|
znver4 = [ "sse3" "ssse3" "sse4_1" "sse4_2" "sse4a" "aes" "avx" "avx2" "avx512" "fma" ];
|
|
# other
|
|
armv5te = [ ];
|
|
armv6 = [ ];
|
|
armv7-a = [ ];
|
|
armv8-a = [ ];
|
|
mips32 = [ ];
|
|
loongson2f = [ ];
|
|
};
|
|
|
|
# a superior CPU has all the features of an inferior and is able to build and test code for it
|
|
inferiors = {
|
|
# x86_64 Generic
|
|
default = [ ];
|
|
x86-64 = [ ];
|
|
x86-64-v2 = [ "x86-64" ];
|
|
x86-64-v3 = [ "x86-64-v2" ] ++ inferiors.x86-64-v2;
|
|
x86-64-v4 = [ "x86-64-v3" ] ++ inferiors.x86-64-v3;
|
|
|
|
# x86_64 Intel
|
|
# https://gcc.gnu.org/onlinedocs/gcc/x86-Options.html
|
|
nehalem = [ "x86-64-v2" ] ++ inferiors.x86-64-v2;
|
|
westmere = [ "nehalem" ] ++ inferiors.nehalem;
|
|
sandybridge = [ "westmere" ] ++ inferiors.westmere;
|
|
ivybridge = [ "sandybridge" ] ++ inferiors.sandybridge;
|
|
|
|
haswell = lib.unique ([ "ivybridge" "x86-64-v3" ] ++ inferiors.ivybridge ++ inferiors.x86-64-v3);
|
|
broadwell = [ "haswell" ] ++ inferiors.haswell;
|
|
skylake = [ "broadwell" ] ++ inferiors.broadwell;
|
|
|
|
skylake-avx512 = lib.unique ([ "skylake" "x86-64-v4" ] ++ inferiors.skylake ++ inferiors.x86-64-v4);
|
|
cannonlake = [ "skylake-avx512" ] ++ inferiors.skylake-avx512;
|
|
icelake-client = [ "cannonlake" ] ++ inferiors.cannonlake;
|
|
icelake-server = [ "icelake-client" ] ++ inferiors.icelake-client;
|
|
cascadelake = [ "cannonlake" ] ++ inferiors.cannonlake;
|
|
cooperlake = [ "cascadelake" ] ++ inferiors.cascadelake;
|
|
tigerlake = [ "icelake-server" ] ++ inferiors.icelake-server;
|
|
sapphirerapids = [ "tigerlake" ] ++ inferiors.tigerlake;
|
|
emeraldrapids = [ "sapphirerapids" ] ++ inferiors.sapphirerapids;
|
|
|
|
# CX16 does not exist on alderlake, while it does on nearly all other intel CPUs
|
|
alderlake = [ ];
|
|
|
|
# x86_64 AMD
|
|
# TODO: fill this (need testing)
|
|
btver1 = [ ];
|
|
btver2 = [ ];
|
|
bdver1 = [ ];
|
|
bdver2 = [ ];
|
|
bdver3 = [ ];
|
|
bdver4 = [ ];
|
|
# Regarding `skylake` as inferior of `znver1`, there are reports of
|
|
# successful usage by Gentoo users and Phoronix benchmarking of different
|
|
# `-march` targets.
|
|
#
|
|
# The GCC documentation on extensions used and wikichip documentation
|
|
# regarding supperted extensions on znver1 and skylake was used to create
|
|
# this partial order.
|
|
#
|
|
# Note:
|
|
#
|
|
# - The successors of `skylake` (`cannonlake`, `icelake`, etc) use `avx512`
|
|
# which no current AMD Zen michroarch support.
|
|
# - `znver1` uses `ABM`, `CLZERO`, `CX16`, `MWAITX`, and `SSE4A` which no
|
|
# current Intel microarch support.
|
|
#
|
|
# https://www.phoronix.com/scan.php?page=article&item=amd-znver3-gcc11&num=1
|
|
# https://gcc.gnu.org/onlinedocs/gcc/x86-Options.html
|
|
# https://en.wikichip.org/wiki/amd/microarchitectures/zen
|
|
# https://en.wikichip.org/wiki/intel/microarchitectures/skylake
|
|
znver1 = [ "skylake" ] ++ inferiors.skylake; # Includes haswell and x86-64-v3
|
|
znver2 = [ "znver1" ] ++ inferiors.znver1;
|
|
znver3 = [ "znver2" ] ++ inferiors.znver2;
|
|
znver4 = lib.unique ([ "znver3" "x86-64-v4" ] ++ inferiors.znver3 ++ inferiors.x86-64-v4);
|
|
|
|
# other
|
|
armv5te = [ ];
|
|
armv6 = [ ];
|
|
armv7-a = [ ];
|
|
armv8-a = [ ];
|
|
mips32 = [ ];
|
|
loongson2f = [ ];
|
|
};
|
|
|
|
predicates = let
|
|
featureSupport = feature: x: builtins.elem feature features.${x} or [];
|
|
in {
|
|
sse3Support = featureSupport "sse3";
|
|
ssse3Support = featureSupport "ssse3";
|
|
sse4_1Support = featureSupport "sse4_1";
|
|
sse4_2Support = featureSupport "sse4_2";
|
|
sse4_aSupport = featureSupport "sse4a";
|
|
avxSupport = featureSupport "avx";
|
|
avx2Support = featureSupport "avx2";
|
|
avx512Support = featureSupport "avx512";
|
|
aesSupport = featureSupport "aes";
|
|
fmaSupport = featureSupport "fma";
|
|
fma4Support = featureSupport "fma4";
|
|
};
|
|
}
|