Add llvm_gnu_pubnames to Interface and set llvm_debug_info for native target

Author: vchuravy

src/interface.jl

@@ -371,6 +371,8 @@ function llvm_debug_info(@nospecialize(job::CompilerJob))
     end
 end
 
+# Whether to emit gnu_pubnames
+llvm_gnu_pubnames(@nospecialize(job::CompilerJob)) = false
 
 ## extension points at important stages of compilation
 

src/jlgen.jl

@@ -798,11 +798,12 @@ function compile_method_instance(@nospecialize(job::CompilerJob))
 
     # set-up the compiler interface
     debug_info_kind = llvm_debug_info(job)
+    gnu_pubnames = llvm_gnu_pubnames(job)
     cgparams = (;
         track_allocations  = false,
         code_coverage      = false,
         prefer_specsig     = true,
-        gnu_pubnames       = false,
+        gnu_pubnames       = Bool(gnu_pubnames),
         debug_info_kind    = Cint(debug_info_kind),
         safepoint_on_entry = can_safepoint(job),
         gcstack_arg        = false)

src/native.jl

@@ -36,3 +36,13 @@ end
 runtime_slug(job::CompilerJob{NativeCompilerTarget}) = "native_$(job.config.target.cpu)-$(hash(job.config.target.features))$(job.config.target.jlruntime ? "-jlrt" : "")"
 uses_julia_runtime(job::CompilerJob{NativeCompilerTarget}) = job.config.target.jlruntime
 can_vectorize(job::CompilerJob{NativeCompilerTarget}) = true
+
+function llvm_debug_info(@nospecialize(job::CompilerJob{NativeCompilerTarget}))
+    if uses_julia_runtime(job)
+        Base.default_debug_info_kind()
+    else
+        invoke(llvm_debug_info, Tuple{CompilerJob}, job)
+    end
+end
+
+llvm_gnu_pubnames(@nospecialize(job::CompilerJob{NativeCompilerTarget})) = true