From 13b5e8f794f8fa51658a8ef4966e1c0e0873cfbd Mon Sep 17 00:00:00 2001
From: squidbus <175574877+squidbus@users.noreply.github.com>
Date: Mon, 7 Apr 2025 10:20:02 -0700
Subject: [PATCH] build: Update architecture comments and set mtune=generic.

---
 CMakeLists.txt | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 498ab1d53..7f3d4468f 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -54,8 +54,9 @@ else()
 endif()
 
 if (ARCHITECTURE STREQUAL "x86_64")
-    # Set x86_64 target level to Sandy Bridge to generally match what is supported for PS4 guest code with CPU patches.
-    add_compile_options(-march=sandybridge)
+    # Target Sandy Bridge as a reasonable subset of instructions supported by PS4 and host CPUs.
+    # Note that the native PS4 architecture 'btver2' has been attempted but causes issues with M1 CPUs.
+    add_compile_options(-march=sandybridge -mtune=generic)
 endif()
 
 if (APPLE AND ARCHITECTURE STREQUAL "x86_64" AND CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL "arm64")