Fix expected intructions for AVX512 _kadd_mask32 and _kadd_mask64 after removing dedup guard code.

Author: hkratz

crates/core_arch/src/x86/avx512bw.rs

@@ -8216,8 +8216,9 @@ pub unsafe fn _mm_movm_epi8(k: __mmask16) -> __m128i {
 /// [Intel's documentation](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_kadd_mask32&expand=3207)
 #[inline]
 #[target_feature(enable = "avx512bw")]
-#[cfg_attr(test, assert_instr(mov))] // generate normal and code instead of kaddd
-                                     //llvm.x86.avx512.kadd.d
+#[cfg_attr(all(test, target_arch = "x86"), assert_instr(add))]
+#[cfg_attr(all(test, target_arch = "x86_64"), assert_instr(lea))] // generate normal lea/add code instead of kaddd
+                                                                  //llvm.x86.avx512.kadd.d
 pub unsafe fn _kadd_mask32(a: __mmask32, b: __mmask32) -> __mmask32 {
     transmute(a + b)
 }
@@ -8227,7 +8228,9 @@ pub unsafe fn _kadd_mask32(a: __mmask32, b: __mmask32) -> __mmask32 {
 /// [Intel's documentation](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_kadd_mask64&expand=3208)
 #[inline]
 #[target_feature(enable = "avx512bw")]
-#[cfg_attr(test, assert_instr(mov))] // generate normal and code instead of kaddq
+#[cfg_attr(all(test, target_arch = "x86"), assert_instr(add))]
+#[cfg_attr(all(test, target_arch = "x86_64"), assert_instr(lea))] // generate normal lea/add code instead of kaddd
+                                                                  //llvm.x86.avx512.kadd.d
 pub unsafe fn _kadd_mask64(a: __mmask64, b: __mmask64) -> __mmask64 {
     transmute(a + b)
 }