chore: corrected the imm-width correction location for _mm_mpsadbw_epu8

intrinsic

Author: madhav-madhusoodanan

crates/intrinsic-test/src/x86/xml_parser.rs

@@ -84,7 +84,12 @@ fn xml_to_intrinsic(
         if ty.is_err() {
             None
         } else {
-            let constraint = map_constraints(&param.imm_type, param.imm_width);
+            let effective_imm_width = if name == "_mm_mpsadbw_epu8" && param.var_name == "imm8" {
+                3
+            } else {
+                param.imm_width
+            };
+            let constraint = map_constraints(&param.imm_type, effective_imm_width);
             let arg = Argument::<X86IntrinsicType>::new(
                 i,
                 param.var_name.clone(),
@@ -119,12 +124,6 @@ fn xml_to_intrinsic(
 
     args.iter_mut().for_each(|arg| arg.ty.update_simd_len());
 
-    if name == "_mm_mpsadbw_epu8" {
-        args.iter_mut()
-            .filter(|arg| arg.name.contains("imm8"))
-            .for_each(|arg| arg.ty.bit_len = Some(3));
-    }
-
     let arguments = ArgumentList::<X86IntrinsicType> { args };
 
     if let Err(message) = result {