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-rw-r--r--guix/cpu.scm55
1 files changed, 40 insertions, 15 deletions
diff --git a/guix/cpu.scm b/guix/cpu.scm
index ef5c3dce2a..39766f8e9d 100644
--- a/guix/cpu.scm
+++ b/guix/cpu.scm
@@ -1,6 +1,6 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2021 Ludovic Courtès <ludo@gnu.org>
-;;; Copyright © 2022-2024 Efraim Flashner <efraim@flashner.co.il>
+;;; Copyright © 2022-2025 Efraim Flashner <efraim@flashner.co.il>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -127,8 +127,10 @@ corresponds to CPU, a record as returned by 'current-cpu'."
(if-flags rest ...))))))
(or (and (equal? "GenuineIntel" (cpu-vendor cpu))
- (= 6 (cpu-family cpu)) ;the "Pentium Pro" family
- (if-flags ("avx512f" "amx_complex" => "graniterapids-d")
+ (or (= 6 (cpu-family cpu)) ;the "Pentium Pro" family
+ (= 19 (cpu-family cpu)))
+ (if-flags ("avx512f" "amx_transpose" => "diamondrapids")
+ ("avx512f" "amx_complex" => "graniterapids-d")
("avx512f" "amx_fp16" => "graniterapids")
("avx512f" "avx512vp2intersect" => "tigerlake")
("avx512f" "tsxldtrk" => "sapphirerapids")
@@ -136,9 +138,12 @@ corresponds to CPU, a record as returned by 'current-cpu'."
("avx512f" "wbnoinvd" => "icelake-server")
("avx512f" "avx512bitalg" => "icelake-client")
("avx512f" "avx512vbmi" => "cannonlake")
- ("avx512f" "avx5124vnniw" => "knm")
- ("avx512f" "avx512er" => "knl")
- ("avx512f" => "skylake-avx512")
+ ;; Knights Mill, Knights Landing removed in GCC-15.
+ ;; Fall-through, skipping skylake-avx512.
+ ;; Recommended by GCC is broadwell.
+ ;("avx512f" "avx5124vnniw" => "knm")
+ ;("avx512f" "avx512er" => "knl")
+ ("avx512f" "avx512vl" => "skylake-avx512")
("avx" "prefetchi" => "pantherlake")
("avx" "user_msr" => "clearwaterforest")
("avx" "sm3" => "arrowlake-s")
@@ -195,9 +200,13 @@ corresponds to CPU, a record as returned by 'current-cpu'."
"lujiazui"
(cpu->micro-architecture-level cpu))
(if (and (= 7 (cpu-family cpu))
- (>= #x5b (cpu-model cpu)))
+ (= #x5b (cpu-model cpu)))
"yongfeng"
(cpu->micro-architecture-level cpu))
+ (if (and (= 7 (cpu-family cpu))
+ (>= #x6b (cpu-model cpu)))
+ "shijidadao"
+ (cpu->micro-architecture-level cpu))
;; TODO: Recognize CENTAUR/CYRIX/NSC?
@@ -217,11 +226,11 @@ corresponds to CPU, a record as returned by 'current-cpu'."
"armv8.2-a")
(#xd40
"armv8.4-a")
- (#xd15
+ ((or #xd14 #xd15)
"armv8-r")
((or #xd46 #xd47 #xd4d #xd48 #xd4e #xd49 #xd4f)
"armv9-a")
- ((or #xd80 #xd81)
+ ((or #xd80 #xd82 #xd83 #xd84 #xd85 #xd87 #xd88 #xd89 #xd8e)
"armv9.2-a")))
("0x42"
"armv8.1-a")
@@ -236,9 +245,15 @@ corresponds to CPU, a record as returned by 'current-cpu'."
(#x0b8
"armv8.3-a")))
("0x46"
- "armv8.2-a")
+ (match (cpu-model cpu)
+ (#x001
+ "armv8.2-a")
+ (#x003
+ "armv9.3a")))
("0x48"
"armv8.2-a")
+ ("0x4e"
+ "armv9.2-a")
("0x50"
"armv8-a")
("0x51"
@@ -248,9 +263,19 @@ corresponds to CPU, a record as returned by 'current-cpu'."
(#x516
"armv8.1-a")
(#xC01
- "armv8.4-a")))
+ "armv8.4-a")
+ (#x001
+ "armv8.6-a")))
("0x53"
"armv8-a")
+ ("0x61"
+ (match (cpu-model cpu)
+ ("#x12"
+ "armv8.3-a")
+ ((or #x20 #x21 #x22 #x23 #x24 #x25 #x28 #x29)
+ "armv8.5-a")
+ ((or #x30 #x31 #x32 #x33 #x34 #x35 #x38 #x39 #x48 #x49)
+ "armv8.6-a")))
("0x68"
"armv8-a")
("0x6d"
@@ -310,9 +335,9 @@ CPUs for compilers which don't allow for more focused optimizing."
;; 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"
+ ((or "diamondrapids" "graniterapids-d" "graniterapids" "tigerlake"
+ "sapphirerapids" "cooperlake" "icelake-server" "icelake-client"
+ "cannonlake" "knm" "knl" "skylake-avx512"
"znver5" "znver4")
"x86-64-v4")
((or "pantherlake" "clearwaterforest" "arrowlake-s" "sierraforest"
@@ -323,6 +348,6 @@ CPUs for compilers which don't allow for more focused optimizing."
"nehalem" "bonnell" "core2"
"btver2" "athalon" "k8-sse3" "k8" "bdver3" "bdver2" "bdver1" "btver1"
"amdfam10"
- "lujiazui" "yongfeng" "x86-64")
+ "lujiazui" "yongfeng" "shijidadao" "x86-64")
"x86-64")
(_ gcc-architecture)))