[SYCL][E2E][TEST] Unplug sycl_device_globals on NVIDIA RTX 3090

Also, force buffer flush to make debug prints visible.

Author: kweronsx

sycl/test-e2e/KernelCompiler/sycl_device_globals.cpp

@@ -11,6 +11,10 @@
 // UNSUPPORTED: opencl && gpu
 // UNSUPPORTED-TRACKER: GSD-4287
 
+// UNSUPPORTED: gpu-nvidia-geforce-rtx-3090
+// UNSUPPORTED-INTENDED: High rate of intermittent failures on NVIDIA RTX 3090.
+// More details can be found here: https://github.com/intel/llvm/issues/20408
+
 // RUN: %{build} -o %t.out
 // RUN: %if hip %{ env SYCL_JIT_AMDGCN_PTX_TARGET_CPU=%{amd_arch} %} %{l0_leak_check} %{run} %t.out
 

sycl/test-e2e/lit.cfg.py

@@ -1014,6 +1014,7 @@ def get_sycl_ls_verbose(sycl_device, env):
     dev_aspects = []
     dev_sg_sizes = []
     architectures = set()
+    device_names = set()
     # See format.py's parse_min_intel_driver_req for explanation.
     is_intel_driver = False
     intel_driver_ver = {}
@@ -1055,8 +1056,11 @@ def get_sycl_ls_verbose(sycl_device, env):
         if re.match(r" *Architecture:", line):
             _, architecture = line.strip().split(":", 1)
             architectures.add(architecture.strip())
-        if re.match(r" *Name *:", line) and "Level-Zero V2" in line:
-            features.add("level_zero_v2_adapter")
+        if re.match(r" *Name *:", line):
+            _, device_name_str = line.strip().split(":", 1)
+            device_names.add(device_name_str.strip())
+            if "Level-Zero V2" in line:
+                features.add("level_zero_v2_adapter")
 
         # TODO change to the set of backends
         if re.match(r"\[offload:.*", line) and not is_offload_preferred_backend_set:
@@ -1124,10 +1128,24 @@ def get_sycl_ls_verbose(sycl_device, env):
             )
         )
 
+    # Add a normalized device-name feature, e.g. "gpu-nvidia-geforce-rtx-3090"
+    # derived from the "Name :" field reported by sycl-ls --verbose.
+    device_name_features = set(
+        "gpu-" + re.sub(r"[^a-z0-9]+", "-", name.lower()).strip("-")
+        for name in device_names
+    )
+    if device_name_features:
+        lit_config.note(
+            "Device name features for {}: {}".format(
+                sycl_device, ", ".join(device_name_features)
+            )
+        )
+
     features.update(aspect_features)
     features.update(sg_size_features)
     features.update(architecture_feature)
     features.update(device_family)
+    features.update(device_name_features)
 
     be, dev = sycl_device.split(":")
     if dev.isdigit():