[llvm] [WebAssembly] Protect memory.fill and memory.copy from zero-length ranges. (PR #112617)

[Heejin Ahn via llvm-commits]

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@@ -21,22 +21,37 @@ multiclass BULK_I<dag oops_r, dag iops_r, dag oops_s, dag iops_s,
 }
 
 // Bespoke types and nodes for bulk memory ops
-def wasm_memcpy_t : SDTypeProfile<0, 5,
+
+def wasm_memcpylike_t : SDTypeProfile<0, 5,
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aheejin wrote:

Nit: I think the current name `wasm_memcpy_t` is fine as is (the same for `wasm_memsetlike_t`)

https://github.com/llvm/llvm-project/pull/112617