From 62fafdbf9ce3f19b233a72f64d5523491d9a7d6c Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Tue, 21 Mar 2017 12:46:13 +0000
Subject: [PATCH] [X86][AVX512] Add _mm512_cvtsd_f64 and _mm512_cvtss_f32
 intrinsics (PR32305)

Differential Revision: https://reviews.llvm.org/D31155

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@298364 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Headers/avx512fintrin.h     | 12 ++++++++++++
 test/CodeGen/avx512f-builtins.c | 12 ++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/lib/Headers/avx512fintrin.h b/lib/Headers/avx512fintrin.h
index 2877d708c6..35972f7503 100644
--- a/lib/Headers/avx512fintrin.h
+++ b/lib/Headers/avx512fintrin.h
@@ -4229,6 +4229,18 @@ _mm512_maskz_cvtpd_epu32 (__mmask8 __U, __m512d __A)
                   _MM_FROUND_CUR_DIRECTION);
 }
 
+static __inline__ double __DEFAULT_FN_ATTRS
+_mm512_cvtsd_f64(__m512d __a)
+{
+  return __a[0];
+}
+
+static __inline__ float __DEFAULT_FN_ATTRS
+_mm512_cvtss_f32(__m512 __a)
+{
+  return __a[0];
+}
+
 /* Unpack and Interleave */
 
 static __inline __m512d __DEFAULT_FN_ATTRS
diff --git a/test/CodeGen/avx512f-builtins.c b/test/CodeGen/avx512f-builtins.c
index 7da441d42c..b25df327fb 100644
--- a/test/CodeGen/avx512f-builtins.c
+++ b/test/CodeGen/avx512f-builtins.c
@@ -7259,6 +7259,18 @@ __m512i test_mm512_maskz_cvtps_epu32 (__mmask16 __U, __m512 __A)
   return _mm512_maskz_cvtps_epu32( __U, __A);
 }
 
+double test_mm512_cvtsd_f64(__m512d A) {
+  // CHECK-LABEL: test_mm512_cvtsd_f64
+  // CHECK: extractelement <8 x double> %{{.*}}, i32 0
+  return _mm512_cvtsd_f64(A);
+}
+
+float test_mm512_cvtss_f32(__m512 A) {
+  // CHECK-LABEL: test_mm512_cvtss_f32
+  // CHECK: extractelement <16 x float> %{{.*}}, i32 0
+  return _mm512_cvtss_f32(A);
+}
+
 __m512d test_mm512_mask_max_pd (__m512d __W, __mmask8 __U, __m512d __A, __m512d __B)
 {
   // CHECK-LABEL: @test_mm512_mask_max_pd 
-- 
2.40.0