[lld] [llvm] [llvm-lib] Add support for -defArm64Native argument. (PR #81426)

[Daniel Paoliello via llvm-commits]

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@@ -23,6 +23,7 @@ def libpath: P<"libpath", "Object file search path">;
 def lst    : F<"list">, HelpText<"List contents of .lib file on stdout">;
 def out    : P<"out", "Path to file to write output">;
 def deffile : P<"def", "def file to use to generate import library">;
+def nativedeffile : P<"defArm64Native", "def file to use to generate native ARM64 symbols in ARM64X import library">;
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dpaoliello wrote:

`ARM64X` or `ARM64EC`?

https://github.com/llvm/llvm-project/pull/81426