[CLANG][AVX512][BUILTIN] Add builtin vcomi{ss|sd}

[delena]

LGTM

include/clang/Basic/BuiltinsX86.def

 TARGET_BUILTIN(__builtin_ia32_movdquqi512_mask, "V64cV64cV64cULLi","","avx512bw")
 TARGET_BUILTIN(__builtin_ia32_movdquhi128_mask, "V8sV8sV8sUc","","avx512bw,avx512vl")
 TARGET_BUILTIN(__builtin_ia32_movdquhi256_mask, "V16sV16sV16sUs","","avx512bw,avx512vl")
 TARGET_BUILTIN(__builtin_ia32_movdquqi128_mask, "V16cV16cV16cUs","","avx512bw,avx512vl")
 TARGET_BUILTIN(__builtin_ia32_movdquqi256_mask, "V32cV32cV32cUi","","avx512bw,avx512vl")
 TARGET_BUILTIN(__builtin_ia32_movddup512_mask, "V8dV8dV8dUc","","avx512f")
 TARGET_BUILTIN(__builtin_ia32_movddup128_mask, "V2dV2dV2dUc","","avx512vl")
 TARGET_BUILTIN(__builtin_ia32_movddup256_mask, "V4dV4dV4dUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_vcomisd, "iV2dV2dIiIi","","avx512f")
+TARGET_BUILTIN(__builtin_ia32_vcomiss, "iV4fV4fIiIi","","avx512f")
 
 #undef BUILTIN
 #undef TARGET_BUILTIN

lib/Headers/avx512fintrin.h

 _mm512_maskz_movedup_pd (__mmask8 __U, __m512d __A)
 {
   return (__m512d) __builtin_ia32_movddup512_mask ((__v8df) __A,
                (__v8df)
                _mm512_setzero_pd (),
                (__mmask8) __U);
 }
 
+#define _mm_comi_round_sd(__A, __B, __P, __R) __extension__ ({\
+__builtin_ia32_vcomisd ((__v2df) (__A), (__v2df) (__B), ( __P), (  __R));\
+})
+
+#define _mm_comi_round_ss( __A,  __B, __P, __R) __extension__ ({\
+__builtin_ia32_vcomiss ((__v4sf) (__A), (__v4sf) (__B), ( __P), ( __R));\
+})
+
 
 #undef __DEFAULT_FN_ATTRS
 
 #endif // __AVX512FINTRIN_H

test/CodeGen/avx512f-builtins.c

 }
 
 __m512d test_mm512_maskz_movedup_pd(__mmask8 __U, __m512d __A) {
   // CHECK-LABEL: @test_mm512_maskz_movedup_pd
   // CHECK: @llvm.x86.avx512.mask.movddup.512
   return _mm512_maskz_movedup_pd(__U, __A); 
 }
 
+int test_mm_comi_round_sd(__m128d __A, __m128d __B) {
+  // CHECK-LABEL: @test_mm_comi_round_sd
+  // CHECK: @llvm.x86.avx512.vcomi.sd
+  return _mm_comi_round_sd(__A, __B, 5, 3); 
+}
 
+int test_mm_comi_round_ss(__m128 __A, __m128 __B) {
+  // CHECK-LABEL: @test_mm_comi_round_ss
+  // CHECK: @llvm.x86.avx512.vcomi.ss
+  return _mm_comi_round_ss(__A, __B, 5, 3); 
+}