[clang] [X86] Finely handle target of __builtin_ia32_cmp[p|s][s|d] from avx into sse/sse2/avx (PR #84136)

[Freddy Ye via cfe-commits]

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@@ -1719,3 +1719,57 @@ __m128i test_mm_xor_si128(__m128i A, __m128i B) {
   // CHECK: xor <2 x i64> %{{.*}}, %{{.*}}
   return _mm_xor_si128(A, B);
 }
+
+__m128d test_mm_cmp_pd_eq_oq(__m128d a, __m128d b) {
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FreddyLeaf wrote:

[d8979e2](https://github.com/llvm/llvm-project/pull/84136/commits/d8979e29e1932b42bb54424e1c6aa97ba9ba07e7)

https://github.com/llvm/llvm-project/pull/84136