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[bug#64188] [PATCH 7/8] guix: cpu: Add gcc-architecture->generic-archite
From: |
Efraim Flashner |
Subject: |
[bug#64188] [PATCH 7/8] guix: cpu: Add gcc-architecture->generic-architecture mapping. |
Date: |
Tue, 20 Jun 2023 10:51:08 +0300 |
* guix/cpu.scm (gcc-architecture->generic-architecture): New variable.
---
guix/cpu.scm | 21 ++++++++++++++++++++-
1 file changed, 20 insertions(+), 1 deletion(-)
diff --git a/guix/cpu.scm b/guix/cpu.scm
index ddfa4f20bb..af26e2280b 100644
--- a/guix/cpu.scm
+++ b/guix/cpu.scm
@@ -33,7 +33,8 @@ (define-module (guix cpu)
cpu-flags
cpu->gcc-architecture
- cpu->generic-architecture))
+ cpu->generic-architecture
+ gcc-architecture->generic-architecture))
;;; Commentary:
;;;
@@ -284,3 +285,21 @@ (define (cpu->generic-architecture cpu)
(architecture
;; TODO: More architectures
architecture)))
+
+(define (gcc-architecture->generic-architecture gcc-architecture)
+ "Return a generalized micro-architecture, using an inexact matching to
provide
+'good enough' optimizations."
+ (match gcc-architecture
+ ((or "grandridge" "graniterapids" "sierraforest" "tigerlake"
+ "sapphirerapids" "cooperlake" "icelake-server" "icelake-client"
+ "cannonlake" "knm" "knl" "skylake-avx512" "alderlake" "skylake"
+ "broadwell" "haswell"
+ "znver4" "znver3" "znver2" "znver1" "bdver4")
+ "x86_64-v3")
+ ((or "sandybridge" "tremont" "goldmont-plus" "goldmont" "silvermont"
+ "nehalem" "bonnell" "core2"
+ "btver2" "athalon" "k8-sse3" "k8" "bdver3" "bdver2" "bdver1" "btver1"
+ "amdfam10"
+ "lujiazui" "x86-64")
+ "x86_64-v1")
+ (_ gcc-architecture)))
--
Efraim Flashner <efraim@flashner.co.il> רנשלפ םירפא
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