From 1168f19e600c34ffc0e0f4bd9206612f467f37e3 Mon Sep 17 00:00:00 2001
From: Annop Wongwathanarat <annop.wongwathanarat@arm.com>
Date: Wed, 20 Dec 2023 00:50:49 +0000
Subject: [PATCH] Require target=x86_64 for some packages (#41633)

This resolves issue #41148
---
 var/spack/repos/builtin/packages/amdblis/package.py      | 2 ++
 var/spack/repos/builtin/packages/amdfftw/package.py      | 2 ++
 var/spack/repos/builtin/packages/amdlibflame/package.py  | 1 +
 var/spack/repos/builtin/packages/amdscalapack/package.py | 1 +
 4 files changed, 6 insertions(+)

diff --git a/var/spack/repos/builtin/packages/amdblis/package.py b/var/spack/repos/builtin/packages/amdblis/package.py
index 5d8bb376f3..6f23e2ad05 100644
--- a/var/spack/repos/builtin/packages/amdblis/package.py
+++ b/var/spack/repos/builtin/packages/amdblis/package.py
@@ -34,6 +34,8 @@ class Amdblis(BlisBase):
 
     maintainers("amd-toolchain-support")
 
+    requires("target=x86_64:", msg="AMD blis available only on x86_64")
+
     version("4.1", sha256="a05c6c7d359232580d1d599696053ad0beeedf50f3b88d5d22ee7d34375ab577")
     version("4.0", sha256="cddd31176834a932753ac0fc4c76332868feab3e9ac607fa197d8b44c1e74a41")
     version("3.2", sha256="5a400ee4fc324e224e12f73cc37b915a00f92b400443b15ce3350278ad46fff6")
diff --git a/var/spack/repos/builtin/packages/amdfftw/package.py b/var/spack/repos/builtin/packages/amdfftw/package.py
index 475327e335..4edf197ae9 100644
--- a/var/spack/repos/builtin/packages/amdfftw/package.py
+++ b/var/spack/repos/builtin/packages/amdfftw/package.py
@@ -145,6 +145,8 @@ class Amdfftw(FftwBase):
         )
         conflicts("precision=quad", msg="Quad precision is not supported with amd-app-opt")
 
+    requires("target=x86_64:", msg="AMD FFTW available only on x86_64")
+
     def configure(self, spec, prefix):
         """Configure function"""
         # Base options
diff --git a/var/spack/repos/builtin/packages/amdlibflame/package.py b/var/spack/repos/builtin/packages/amdlibflame/package.py
index e1b96e042e..6c00826a94 100644
--- a/var/spack/repos/builtin/packages/amdlibflame/package.py
+++ b/var/spack/repos/builtin/packages/amdlibflame/package.py
@@ -60,6 +60,7 @@ class Amdlibflame(LibflameBase):
     conflicts("+ilp64", when="@:3.0.0", msg="ILP64 is supported from 3.0.1 onwards")
     conflicts("threads=pthreads", msg="pthread is not supported")
     conflicts("threads=openmp", when="@:3", msg="openmp is not supported by amdlibflame < 4.0")
+    requires("target=x86_64:", msg="AMD libflame available only on x86_64")
 
     patch("aocc-2.2.0.patch", when="@:2", level=1)
     patch("cray-compiler-wrapper.patch", when="@:3.0.0", level=1)
diff --git a/var/spack/repos/builtin/packages/amdscalapack/package.py b/var/spack/repos/builtin/packages/amdscalapack/package.py
index 0213da5c97..bdf390cd18 100644
--- a/var/spack/repos/builtin/packages/amdscalapack/package.py
+++ b/var/spack/repos/builtin/packages/amdscalapack/package.py
@@ -42,6 +42,7 @@ class Amdscalapack(ScalapackBase):
     variant("ilp64", default=False, description="Build with ILP64 support")
 
     conflicts("+ilp64", when="@:3.0", msg="ILP64 is supported from 3.1 onwards")
+    requires("target=x86_64:", msg="AMD scalapack available only on x86_64")
 
     def url_for_version(self, version):
         vers = "https://github.com/amd/{0}/archive/{1}.tar.gz"