Arm run.sh fixes (#6043)

Fixes for vela compiler version, codegen flags and non-semihosted error behaviour

Author: robell

examples/arm/aot_arm_compiler.py

@@ -214,7 +214,12 @@ def forward(self, x):
         edge = edge.to_backend(
             ArmPartitioner(
                 ArmCompileSpecBuilder()
-                .ethosu_compile_spec("ethos-u55-128")
+                .ethosu_compile_spec(
+                    "ethos-u55-128",
+                    system_config="Ethos_U55_High_End_Embedded",
+                    memory_mode="Shared_Sram",
+                    extra_flags="--debug-force-regor --output-format=raw",
+                )
                 .set_permute_memory_format(
                     args.model_name in MODEL_NAME_TO_MODEL.keys()
                 )

examples/arm/executor_runner/arm_executor_runner.cpp

@@ -105,10 +105,12 @@ Result<BufferCleanup> prepare_input_tensors(
   size_t num_inputs = method_meta.num_inputs();
   size_t num_allocated = 0;
 
+#ifdef SEMIHOSTING
   ET_CHECK_OR_RETURN_ERROR(
       input_buffers.size() > 0 && num_inputs == input_buffers.size(),
       InvalidArgument,
       "Wrong number of inputs allocated compared to method");
+#endif
 
   void** inputs =
       static_cast<void**>(allocator.allocate(num_inputs * sizeof(void*)));

examples/arm/setup.sh

@@ -216,7 +216,7 @@ function setup_vela() {
     if [[ ! -e ethos-u-vela ]]; then
         git clone https://review.mlplatform.org/ml/ethos-u/ethos-u-vela
         repo_dir="${root_dir}/ethos-u-vela"
-        base_rev=d362f5443f67b1e6213a9d8f124edff758efac96
+        base_rev=57ce18c89ccc6f6309333dccb24ed30dc68b571f
         patch_repo
     fi
     cd "${root_dir}/ethos-u-vela"