================
@@ -2520,6 +2525,44 @@ static bool interp__builtin_elementwise_fp_binop(
return true;
}
+static bool interp__builtin_scalar_fp_round_mask_binop(
+ InterpState &S, CodePtr OpPC, const CallExpr *Call,
+ llvm::function_ref<std::optional<APFloat>(const APFloat &, const APFloat &,
+ std::optional<APSInt>)>
+ Fn) {
+ assert(Call->getNumArgs() == 5);
+ const auto *VT = Call->getArg(0)->getType()->castAs<VectorType>();
+ unsigned NumElems = VT->getNumElements();
+
+ uint64_t Rounding = popToUInt64(S, Call->getArg(4));
+ uint64_t MaskVal = popToUInt64(S, Call->getArg(3));
+ const Pointer &SrcPtr = S.Stk.pop<Pointer>();
+ const Pointer &BPtr = S.Stk.pop<Pointer>();
+ const Pointer &APtr = S.Stk.pop<Pointer>();
+ const Pointer &Dst = S.Stk.peek<Pointer>();
+
+ using T = PrimConv<PT_Float>::T;
+
+ if (MaskVal & 1) {
+ APFloat ElemA = APtr.elem<T>(0).getAPFloat();
+ APFloat ElemB = BPtr.elem<T>(0).getAPFloat();
+ APSInt RoundingMode(APInt(32, Rounding), /*isUnsigned=*/true);
----------------
RKSimon wrote:
Why not popToAPSInt directly?
https://github.com/llvm/llvm-project/pull/178029
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