From 3cde598ea250cb5622e42a63def25ca25a747124 Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Mon, 4 May 2026 23:33:22 +0200
Subject: [PATCH 1/2] Correct file extension of assembly testcase for SME
 support

---
 cmake/system_check.cmake | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/cmake/system_check.cmake b/cmake/system_check.cmake
index 38a04b7aff..5336a2974c 100644
--- a/cmake/system_check.cmake
+++ b/cmake/system_check.cmake
@@ -157,12 +157,12 @@ endif()
 endif()
 
 if (NOT NO_SME)
-  file(WRITE ${PROJECT_BINARY_DIR}/sme.c ".text \n.global sme_test\n\nsme_test:\nsmstart\nsmstop\nret\n")
-  execute_process(COMMAND ${CMAKE_C_COMPILER} -march=armv9-a+sve2+sme -c -v -o ${PROJECT_BINARY_DIR}/sme.o ${PROJECT_BINARY_DIR}/sme.c OUTPUT_QUIET ERROR_QUIET RESULT_VARIABLE NO_SME)
+  file(WRITE ${PROJECT_BINARY_DIR}/sme.S ".text \n.global sme_test\n\nsme_test:\nsmstart\nsmstop\nret\n")
+  execute_process(COMMAND ${CMAKE_C_COMPILER} -march=armv9-a+sve2+sme -c -v -o ${PROJECT_BINARY_DIR}/sme.o ${PROJECT_BINARY_DIR}/sme.S OUTPUT_QUIET ERROR_QUIET RESULT_VARIABLE NO_SME)
 if (NO_SME EQUAL 1)
 set (CCOMMON_OPT "${CCOMMON_OPT} -DNO_SME")
 endif()
-  file(REMOVE "${PROJECT_BINARY_DIR}/sme.c" "${PROJECT_BINARY_DIR}/sme.o")
+  file(REMOVE "${PROJECT_BINARY_DIR}/sme.S" "${PROJECT_BINARY_DIR}/sme.o")
 endif()
 endif()
 

From d4d02fee71ed9f1d4200c9f15943592c74e73088 Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Wed, 6 May 2026 22:59:53 +0200
Subject: [PATCH 2/2] Separate LLVM prerequisites for ARMV9SME and VORTEXM4

---
 cmake/arch.cmake | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/cmake/arch.cmake b/cmake/arch.cmake
index 0337e16cda..b902937a05 100644
--- a/cmake/arch.cmake
+++ b/cmake/arch.cmake
@@ -48,9 +48,13 @@ if (DYNAMIC_ARCH)
       if (${CMAKE_C_COMPILER_VERSION} VERSION_GREATER_EQUAL 11) # SVE ACLE supported in LLVM >= 11
         set(DYNAMIC_CORE ${DYNAMIC_CORE} NEOVERSEV1 NEOVERSEN2 ARMV8SVE A64FX)
       endif ()
+	  if (${CMAKE_C_COMPILER_VERSION} VERSION_GREATER_EQUAL 17) # SME ACLE supported in LLVM >= 17
+        set(DYNAMIC_CORE ${DYNAMIC_CORE} ARMV9SME)
+      endif()
+
 	  if (NOT ${CMAKE_SYSTEM_NAME} STREQUAL "Windows")
-      if (${CMAKE_C_COMPILER_VERSION} VERSION_GREATER_EQUAL 19 OR (${CMAKE_C_COMPILER_ID} MATCHES AppleClang AND ${CMAKE_C_COMPILER_VERSION} VERSION_GREATER_EQUAL 17) ) # SME ACLE supported in LLVM >= 19 and AppleClang >= 17
-        set(DYNAMIC_CORE ${DYNAMIC_CORE} ARMV9SME VORTEXM4)
+      if (${CMAKE_C_COMPILER_VERSION} VERSION_GREATER_EQUAL 19 OR (${CMAKE_C_COMPILER_ID} MATCHES AppleClang AND ${CMAKE_C_COMPILER_VERSION} VERSION_GREATER_EQUAL 17) ) # SME w/out SVE supported in LLVM >= 19 and AppleClang >= 17
+        set(DYNAMIC_CORE ${DYNAMIC_CORE} VORTEXM4)
       endif()
 	  endif()
     endif ()