[libc] fix up #77384

nickdesaulniers · nickdesaulniers · commit 1689bbea1768 · 2024-01-08T16:18:31.000-08:00
diff --git a/libc/src/string/memory_utils/op_x86.h b/libc/src/string/memory_utils/op_x86.h
@@ -234,7 +234,7 @@ template <> LIBC_INLINE uint32_t neq<__m512i>(CPtr p1, CPtr p2, size_t offset) {
   const auto b = load<__m512i>(p2, offset);
   const uint64_t xored = _mm512_cmpneq_epi8_mask(a, b);
   return static_cast<uint32_t>(xored >> 32) |
-         static_cast<uint32_t>(xored & 0xFFFFFFFF));
+         static_cast<uint32_t>(xored & 0xFFFFFFFF);
 }
 template <>
 LIBC_INLINE MemcmpReturnType cmp_neq<__m512i>(CPtr p1, CPtr p2, size_t offset) {

Original file line number	Diff line number	Diff line change
`@@ -234,7 +234,7 @@ template <> LIBC_INLINE uint32_t neq<__m512i>(CPtr p1, CPtr p2, size_t offset) {`
`234`	`234`	`const auto b = load<__m512i>(p2, offset);`
`235`	`235`	`const uint64_t xored = _mm512_cmpneq_epi8_mask(a, b);`
`236`	`236`	`return static_cast<uint32_t>(xored >> 32) \|`
`237`		`- static_cast<uint32_t>(xored & 0xFFFFFFFF));`
	`237`	`+ static_cast<uint32_t>(xored & 0xFFFFFFFF);`
`238`	`238`	`}`
`239`	`239`	`template <>`
`240`	`240`	`LIBC_INLINE MemcmpReturnType cmp_neq<__m512i>(CPtr p1, CPtr p2, size_t offset) {`