diff --git a/src/frontend/A64/translate/impl/floating_point_data_processing_three_register.cpp b/src/frontend/A64/translate/impl/floating_point_data_processing_three_register.cpp
index 0401cf9f..db23bf10 100644
--- a/src/frontend/A64/translate/impl/floating_point_data_processing_three_register.cpp
+++ b/src/frontend/A64/translate/impl/floating_point_data_processing_three_register.cpp
@@ -12,56 +12,56 @@ namespace Dynarmic::A64 {
 
 bool TranslatorVisitor::FMADD_float(Imm<2> type, Vec Vm, Vec Va, Vec Vn, Vec Vd) {
     const auto datasize = FPGetDataSize(type);
-    if (!datasize || *datasize == 16) {
+    if (!datasize) {
         return UnallocatedEncoding();
     }
 
-    const IR::U32U64 operanda = V_scalar(*datasize, Va);
-    const IR::U32U64 operand1 = V_scalar(*datasize, Vn);
-    const IR::U32U64 operand2 = V_scalar(*datasize, Vm);
-    const IR::U32U64 result = ir.FPMulAdd(operanda, operand1, operand2, true);
+    const IR::U16U32U64 operanda = V_scalar(*datasize, Va);
+    const IR::U16U32U64 operand1 = V_scalar(*datasize, Vn);
+    const IR::U16U32U64 operand2 = V_scalar(*datasize, Vm);
+    const IR::U16U32U64 result = ir.FPMulAdd(operanda, operand1, operand2, true);
     V_scalar(*datasize, Vd, result);
     return true;
 }
 
 bool TranslatorVisitor::FMSUB_float(Imm<2> type, Vec Vm, Vec Va, Vec Vn, Vec Vd) {
     const auto datasize = FPGetDataSize(type);
-    if (!datasize || *datasize == 16) {
+    if (!datasize) {
         return UnallocatedEncoding();
     }
 
-    const IR::U32U64 operanda = V_scalar(*datasize, Va);
-    const IR::U32U64 operand1 = V_scalar(*datasize, Vn);
-    const IR::U32U64 operand2 = V_scalar(*datasize, Vm);
-    const IR::U32U64 result = ir.FPMulAdd(operanda, ir.FPNeg(operand1), operand2, true);
+    const IR::U16U32U64 operanda = V_scalar(*datasize, Va);
+    const IR::U16U32U64 operand1 = V_scalar(*datasize, Vn);
+    const IR::U16U32U64 operand2 = V_scalar(*datasize, Vm);
+    const IR::U16U32U64 result = ir.FPMulAdd(operanda, ir.FPNeg(operand1), operand2, true);
     V_scalar(*datasize, Vd, result);
     return true;
 }
 
 bool TranslatorVisitor::FNMADD_float(Imm<2> type, Vec Vm, Vec Va, Vec Vn, Vec Vd) {
     const auto datasize = FPGetDataSize(type);
-    if (!datasize || *datasize == 16) {
+    if (!datasize) {
         return UnallocatedEncoding();
     }
 
-    const IR::U32U64 operanda = V_scalar(*datasize, Va);
-    const IR::U32U64 operand1 = V_scalar(*datasize, Vn);
-    const IR::U32U64 operand2 = V_scalar(*datasize, Vm);
-    const IR::U32U64 result = ir.FPMulAdd(ir.FPNeg(operanda), ir.FPNeg(operand1), operand2, true);
+    const IR::U16U32U64 operanda = V_scalar(*datasize, Va);
+    const IR::U16U32U64 operand1 = V_scalar(*datasize, Vn);
+    const IR::U16U32U64 operand2 = V_scalar(*datasize, Vm);
+    const IR::U16U32U64 result = ir.FPMulAdd(ir.FPNeg(operanda), ir.FPNeg(operand1), operand2, true);
     V_scalar(*datasize, Vd, result);
     return true;
 }
 
 bool TranslatorVisitor::FNMSUB_float(Imm<2> type, Vec Vm, Vec Va, Vec Vn, Vec Vd) {
     const auto datasize = FPGetDataSize(type);
-    if (!datasize || *datasize == 16) {
+    if (!datasize) {
         return UnallocatedEncoding();
     }
 
-    const IR::U32U64 operanda = V_scalar(*datasize, Va);
-    const IR::U32U64 operand1 = V_scalar(*datasize, Vn);
-    const IR::U32U64 operand2 = V_scalar(*datasize, Vm);
-    const IR::U32U64 result = ir.FPMulAdd(ir.FPNeg(operanda), operand1, operand2, true);
+    const IR::U16U32U64 operanda = V_scalar(*datasize, Va);
+    const IR::U16U32U64 operand1 = V_scalar(*datasize, Vn);
+    const IR::U16U32U64 operand2 = V_scalar(*datasize, Vm);
+    const IR::U16U32U64 result = ir.FPMulAdd(ir.FPNeg(operanda), operand1, operand2, true);
     V_scalar(*datasize, Vd, result);
     return true;
 }