diff options
Diffstat (limited to 'guix/cpu.scm')
| -rw-r--r-- | guix/cpu.scm | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/guix/cpu.scm b/guix/cpu.scm index e80b74f161..840215cff0 100644 --- a/guix/cpu.scm +++ b/guix/cpu.scm @@ -113,7 +113,7 @@ "Return the architecture name, suitable for GCC's '-march' flag, that corresponds to CPU, a record as returned by 'current-cpu'." (match (cpu-architecture cpu) - ("x86_64" + ((or "x86_64" "i686") ;; Transcribed from GCC's 'host_detect_local_cpu' in driver-i386.cc. (letrec-syntax ((if-flags (syntax-rules (=>) ((_) @@ -200,7 +200,9 @@ corresponds to CPU, a record as returned by 'current-cpu'." ;; TODO: Recognize CENTAUR/CYRIX/NSC? - "x86_64"))) + (match (cpu-architecture cpu) + ("x86_64" "x86-64") + (_ "generic"))))) ("aarch64" ;; Transcribed from GCC's list of aarch64 processors in aarch64-cores.def ;; What to do with big.LITTLE cores? @@ -290,12 +292,12 @@ correspond roughly to CPU, a record as returned by 'current-cpu'." ;; v2: CMPXCHG16B, LAHF, SAHF, POPCNT, SSE3, SSE4.1, SSE4.2, SSSE3 ("avx512f" "avx512bw" "abx512cd" "abx512dq" "avx512vl" "avx" "avx2" "bmi1" "bmi2" "f16c" "fma" "movbe" - "popcnt" "sse3" "sse4_1" "sse4_2" "ssse3" => "x86_64-v4") + "popcnt" "sse3" "sse4_1" "sse4_2" "ssse3" => "x86-64-v4") ("avx" "avx2" "bmi1" "bmi2" "f16c" "fma" "movbe" - "popcnt" "sse3" "sse4_1" "sse4_2" "ssse3" => "x86_64-v3") - ("popcnt" "sse3" "sse4_1" "sse4_2" "ssse3" => "x86_64-v2") - (_ => "x86_64-v1"))) - "x86_64-v1")) + "popcnt" "sse3" "sse4_1" "sse4_2" "ssse3" => "x86-64-v3") + ("popcnt" "sse3" "sse4_1" "sse4_2" "ssse3" => "x86-64-v2") + (_ => "x86-64"))) + "x86-64")) (architecture ;; TODO: More architectures architecture))) @@ -304,22 +306,22 @@ correspond roughly to CPU, a record as returned by 'current-cpu'." "Return a matching psABI micro-architecture, allowing optimizations for x86_64 CPUs for compilers which don't allow for more focused optimizing." ;; Matching gcc-architectures isn't an easy task, with the rule-of-thumb being - ;; AVX512F+ for x86_64-v4, AVX+ for x86_64-v3. + ;; AVX512F+ for x86-64-v4, AVX+ for x86-64-v3. ;; https://gitlab.com/x86-psABIs/x86-64-ABI/-/blob/master/x86-64-ABI/low-level-sys-info.tex (match gcc-architecture ((or "graniterapids-d" "graniterapids" "tigerlake" "sapphirerapids" "cooperlake" "icelake-server" "icelake-client" "cannonlake" "knm" "knl" "skylake-avx512" "znver4") - "x86_64-v4") + "x86-64-v4") ((or "pantherlake" "clearwaterforest" "arrowlake-s" "sierraforest" "alderlake" "skylake" "broadwell" "haswell" "znver3" "znver2" "znver1" "bdver4") - "x86_64-v3") + "x86-64-v3") ((or "sandybridge" "tremont" "goldmont-plus" "goldmont" "silvermont" "nehalem" "bonnell" "core2" "btver2" "athalon" "k8-sse3" "k8" "bdver3" "bdver2" "bdver1" "btver1" "amdfam10" "lujiazui" "yongfeng" "x86-64") - "x86_64-v1") + "x86-64") (_ gcc-architecture))) |