[clang] [llvm] [IR] Add llvm.structured.gep instruction (PR #176145)

[Nikita Popov via cfe-commits]

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In-Reply-To: <llvm.org/llvm/llvm-project/pull/176145 at github.com>


================
@@ -14991,6 +14991,180 @@ Semantics:
 
 See the description for :ref:`llvm.stacksave <int_stacksave>`.
 
+.. _i_structured_gep:
+
+'``llvm.structured.gep``' Intrinsic
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+Syntax:
+"""""""
+
+::
+
+      declare <ret_type>
+      @llvm.structured.gep(ptr elementtype(<basetype>) <source>
+                           {, [i32/i64] <index> }*)
+
+Overview:
+"""""""""
+
+The '``llvm.structured.gep``' intrinsic (structured **G**\ et\ **E**\ lement\ **P**\ tr) computes a new pointer address
+resulting of a logical indexing into the ``<source>`` pointer. The returned
----------------
nikic wrote:

```suggestion
resulting from a logical indexing into the ``<source>`` pointer. The returned
```
I think? Or "as a result of".

https://github.com/llvm/llvm-project/pull/176145