[clang] [flang] [lld] [llvm] [AMDGPU] Introduce GFX9/10.1/10.3/11 Generic Targets (PR #76955)

[Tony Tye via cfe-commits]

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@@ -520,6 +520,106 @@ Every processor supports every OS ABI (see :ref:`amdgpu-os`) with the following
 
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+Generic processors also exist. They group multiple processors into one,
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t-tye wrote:

What about:

Generic processors also exist. Generic processor code objects can be executed on any of the processors that are supported by the generic processor. Such code objects may not perform as well as those for the non-generic processors.

Generic processors are only available on code object V6 and above (see [ELF Code Object]).

https://github.com/llvm/llvm-project/pull/76955