[llvm] TableGen: Emit static hash table for runtime libcalls (PR #150192)

[Sergei Barannikov via llvm-commits]

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@@ -11,3 +11,20 @@ add_benchmark(FormatVariadicBM FormatVariadicBM.cpp PARTIAL_SOURCES_INTENDED)
 add_benchmark(GetIntrinsicInfoTableEntriesBM GetIntrinsicInfoTableEntriesBM.cpp PARTIAL_SOURCES_INTENDED)
 add_benchmark(SandboxIRBench SandboxIRBench.cpp PARTIAL_SOURCES_INTENDED)
 
+# Extract the list of symbols in a random utility as sample data.
+set(SYMBOL_TEST_DATA_FILE "sample_symbol_list.txt")
+set(SYMBOL_TEST_DATA_SOURCE_BINARY $<TARGET_FILE:llc>)
+
+add_custom_command(OUTPUT ${SYMBOL_TEST_DATA_FILE}
+  COMMAND $<TARGET_FILE:llvm-nm> --no-demangle --no-sort
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s-barannikov wrote:

I'm not a CMake guru, so I blindly trust the documentation:

> If COMMAND specifies an executable target name (created by the add_executable() command), it will automatically be replaced by the location of the executable created at build time if either of the following is true:
>
> * The target is not being cross-compiled <...>.
> * The target is being cross-compiled and an emulator is provided <...>.



https://github.com/llvm/llvm-project/pull/150192