llext: add a relocatable extension test to Xtensa

LLEXT on Xtensa now supports both shared and relocatable (partially
linked) extensions. This commit adds a copy of the LLEXT test for the
relocatable case.

Signed-off-by: Luca Burelli <l.burelli@arduino.cc>
Signed-off-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>

tests/subsys/llext/simple/src/test_llext_simple.c

@@ -219,6 +219,7 @@ static LLEXT_CONST uint8_t object_ext[] __aligned(4) = {
 };
 LLEXT_LOAD_UNLOAD(object, true, NULL)
 
+#ifndef CONFIG_LLEXT_TYPE_ELF_RELOCATABLE
 static LLEXT_CONST uint8_t syscalls_ext[] __aligned(4) = {
 	#include "syscalls.inc"
 };
@@ -228,6 +229,7 @@ static LLEXT_CONST uint8_t threads_kernel_objects_ext[] __aligned(4) = {
 	#include "threads_kernel_objects.inc"
 };
 LLEXT_LOAD_UNLOAD(threads_kernel_objects, true, threads_objects_perm_setup)
+#endif
 #endif /* ! LOADER_BUILD_ONLY */
 
 

tests/subsys/llext/simple/testcase.yaml

@@ -55,6 +55,17 @@ tests:
       - CONFIG_MODULES=y
       - CONFIG_LLEXT_STORAGE_WRITABLE=y
       - CONFIG_LLEXT_TEST_HELLO=m
+  llext.simple.modules_enabled_writable_relocatable:
+    arch_exclude: arm arm64
+    filter: not CONFIG_MPU and not CONFIG_MMU
+    platform_key:
+      - simulation
+      - arch
+    extra_configs:
+      - CONFIG_MODULES=y
+      - CONFIG_LLEXT_STORAGE_WRITABLE=y
+      - CONFIG_LLEXT_TYPE_ELF_RELOCATABLE=y
+      - CONFIG_LLEXT_TEST_HELLO=m
   llext.simple.modules_enabled_readonly:
     filter: not CONFIG_MPU and not CONFIG_MMU
     arch_exclude: xtensa # for now