WIP address review comments

Author: Diptorup Deb

numba_dpex/core/descriptor.py

@@ -8,6 +8,8 @@
 from numba.core.cpu import CPUTargetOptions
 from numba.core.descriptors import TargetDescriptor
 
+from numba_dpex import config
+
 from .targets.dpjit_target import DPEX_TARGET_NAME, DpexTargetContext
 from .targets.kernel_target import (
     DPEX_KERNEL_TARGET_NAME,
@@ -50,7 +52,12 @@ def finalize(self, flags, options):
         _inherit_if_not_set(flags, options, "release_gil", False)
         _inherit_if_not_set(flags, options, "no_compile", True)
         _inherit_if_not_set(flags, options, "use_mlir", False)
-        _inherit_if_not_set(flags, options, "inline_threshold", 0)
+        if config.INLINE_THRESHOLD is not None:
+            _inherit_if_not_set(
+                flags, options, "inline_threshold", config.INLINE_THRESHOLD
+            )
+        else:
+            _inherit_if_not_set(flags, options, "inline_threshold", 0)
         _inherit_if_not_set(
             flags, options, "_compilation_mode", CompilationMode.KERNEL
         )

numba_dpex/experimental/kernel_dispatcher.py

@@ -86,12 +86,10 @@ def _compile_to_spirv(
         )
         # If the inline_threshold option was set then set the property in the
         # kernel_library to force inlining ``overload`` calls into a kernel.
-        try:
-            kernel_library.inline_threshold = self.targetoptions[
-                "inline_threshold"
-            ]
-        except KeyError:
-            pass
+        inline_threshold = self.targetoptions.get("inline_threshold")
+        if inline_threshold is not None:
+            kernel_library.inline_threshold = inline_threshold
+
         # Call finalize on the LLVM module. Finalization will result in
         # all linking libraries getting linked together and final optimization
         # including inlining of functions if an inlining level is specified.

numba_dpex/tests/experimental/test_inline_threshold_config.py

@@ -0,0 +1,3 @@
+# SPDX-FileCopyrightText: 2023 Intel Corporation
+#
+# SPDX-License-Identifier: Apache-2.0