From cae9e9db329ff13188ef98bd062a7d5b6b5e5a99 Mon Sep 17 00:00:00 2001
From: Efraim Flashner <efraim@flashner.co.il>
Date: Wed, 6 Mar 2024 09:19:56 +0200
Subject: cpu: Enable tuning for i686-linux.

* gnu/packages/gcc.scm (gcc-7, gcc-10, gcc-11, gcc-12, gcc-13)
[properties]: In compiler-cpu-architectures use the
x86_64-micro-architectures list for i686.
* guix/cpu.scm (cpu->gcc-architecture): Expand the x86_64 case to also
support i686.

Change-Id: I0b820ceb715960db5e702814fa278dc8c619a836
---
 guix/cpu.scm | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'guix')

diff --git a/guix/cpu.scm b/guix/cpu.scm
index 6f9e8daa61..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?
-- 
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