Value y = rewriter.create<SubtractOp>(
        loc, rewriter.create<MaxOp>(loc, neg_d, b_zero), offset);

    Value n_plus_x = rewriter.create<AddOp>(loc, iotaN, x);
    Value n_plus_y = rewriter.create<AddOp>(loc, iotaN, y);

    // GatherOp is happy about letting us index out of bounds values, but those
    // values will be undefined. So we mask them later. Set up the boolean

				bimag = s.newValueOrSfCall1(ssa.OpCvt32Fto64F, wt, bimag)
			}

			denom := s.newValueOrSfCall2(addop, wt, s.newValueOrSfCall2(mulop, wt, breal, breal), s.newValueOrSfCall2(mulop, wt, bimag, bimag))
			xreal := s.newValueOrSfCall2(addop, wt, s.newValueOrSfCall2(mulop, wt, areal, breal), s.newValueOrSfCall2(mulop, wt, aimag, bimag))