[llvm] Improve compiler-rt build structure and export compilation info (PR #190088)

[Chandler Carruth via llvm-commits]

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@@ -288,10 +317,13 @@ AARCH64_OUTLINE_ATOMICS_FMT = "lib/builtins/aarch64/outline_atomic_{0}{1}_{2}.S"
 
 # Source files for the AArch64 architecture-specific builtins.
 filegroup(
-    name = "builtins_aarch64_srcs",
+    name = "builtins_unfiltered_aarch64_srcs",
     srcs = [
         "lib/builtins/cpu_model/aarch64.c",
         "lib/builtins/cpu_model/aarch64.h",
+        ":builtins_bf16_srcs",
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chandlerc wrote:

Any further thoughts here?

https://github.com/llvm/llvm-project/pull/190088