[clang] [llvm] [X86] EmitX86BuiltinExpr - attempt to convert SSE41/AVX1 roundps/d/ss/sd builtins to regular rounding modes (PR #171227)

[Phoebe Wang via llvm-commits]

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@@ -5707,6 +5707,28 @@ let Predicates = [UseSSE41, OptForSize] in {
             (ROUNDSDmi addr:$src1, timm:$src2)>;
 }
 
+multiclass test<SDPatternOperator OpNode, string OpcPrefix, SDNode Move,
+                ValueType VT, Predicate BasePredicate> {
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phoebewang wrote:

Any reason to pass `BasePredicate`?

https://github.com/llvm/llvm-project/pull/171227