[clang] [llvm] [clang-sycl-linker] Add per-kernel device code splitting (PR #195362)

[Nick Sarnie via cfe-commits]

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@@ -54,3 +54,9 @@ def ocloc_options_EQ : Joined<["--", "-"], "ocloc-options=">,
 def opencl_aot_options_EQ : Joined<["--", "-"], "opencl-aot-options=">,
   Flags<[LinkerOnlyOption]>,
   HelpText<"Options passed to opencl-aot for Intel CPU AOT compilation">;
+
+def sycl_module_split_mode_EQ : Joined<["--", "-"], "sycl-module-split-mode=">,
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sarnex wrote:

nit: i dont think we need `sycl` in the opt name, it's already an arg to `clang-sycl-linker`, `--module-split-mode` seems fine to me

https://github.com/llvm/llvm-project/pull/195362