[clang] [CIR][X86] Add support for roundpd, roundps, roundsd, roundss builtins (PR #215787)

[Borys Perski via cfe-commits]

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@@ -86,6 +86,26 @@ static mlir::Value getMaskVecValue(CIRGenBuilderTy &builder, mlir::Location loc,
   return maskVec;
 }
 
+static mlir::Value emitX86RoundImmediate(CIRGenBuilderTy &builder,
+                                         mlir::Location loc, mlir::Value x,
+                                         unsigned roundingControl) {
+  constexpr unsigned roundingMask = 0b11;
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borysperski wrote:

Thanks, done.

https://github.com/llvm/llvm-project/pull/215787