[llvm] [WebAssembly] [Codegen] Add patterns for relaxed dot (PR #163266)

[Jasmine Tang via llvm-commits]

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@@ -1711,6 +1711,26 @@ defm RELAXED_DOT :
             "i16x8.relaxed_dot_i8x16_i7x16_s\t$dst, $lhs, $rhs",
             "i16x8.relaxed_dot_i8x16_i7x16_s", 0x112>;
 
+def : Pat<
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badumbatish wrote:

> I've also just noticed that the current implementation of these instructions are hard-coded for i7/i8 inputs but they need to be parameterized to support i15/i16.

i've added parameterization to the pattern, let me know if it works



https://github.com/llvm/llvm-project/pull/163266