r237698 - [X86] Add _mm_broadcastsd_pd intrinsic

[Michael Kuperstein]

Author: mkuper
Date: Tue May 19 09:49:14 2015
New Revision: 237698

URL: http://llvm.org/viewvc/llvm-project?rev=237698&view=rev
Log:
[X86] Add _mm_broadcastsd_pd intrinsic

_mm_broadcastsd_pd is basically an alias for _mm_movedup_pd, however the alias is only available from AVX2 forward.

Modified:
    cfe/trunk/lib/Headers/avx2intrin.h
    cfe/trunk/test/CodeGen/avx2-builtins.c

Modified: cfe/trunk/lib/Headers/avx2intrin.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Headers/avx2intrin.h?rev=237698&r1=237697&r2=237698&view=diff
==============================================================================
--- cfe/trunk/lib/Headers/avx2intrin.h (original)
+++ cfe/trunk/lib/Headers/avx2intrin.h Tue May 19 09:49:14 2015
@@ -760,6 +760,12 @@ _mm_broadcastss_ps(__m128 __X)
   return (__m128)__builtin_ia32_vbroadcastss_ps((__v4sf)__X);
 }
 
+static __inline__ __m128d __attribute__((__always_inline__, __nodebug__))
+_mm_broadcastsd_pd(__m128d __a)
+{
+  return __builtin_shufflevector(__a, __a, 0, 0);
+}
+
 static __inline__ __m256 __attribute__((__always_inline__, __nodebug__))
 _mm256_broadcastss_ps(__m128 __X)
 {

Modified: cfe/trunk/test/CodeGen/avx2-builtins.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/avx2-builtins.c?rev=237698&r1=237697&r2=237698&view=diff
==============================================================================
--- cfe/trunk/test/CodeGen/avx2-builtins.c (original)
+++ cfe/trunk/test/CodeGen/avx2-builtins.c Tue May 19 09:49:14 2015
@@ -611,6 +611,11 @@ __m128 test_mm_broadcastss_ps(__m128 a)
   return _mm_broadcastss_ps(a);
 }
 
+__m128d test_mm_broadcastsd_pd(__m128d a) {
+  // CHECK: shufflevector <2 x double> %{{.*}}, <2 x double> %{{.*}}, <2 x i32> zeroinitializer
+  return _mm_broadcastsd_pd(a);
+}
+
 __m256 test_mm256_broadcastss_ps(__m128 a) {
   // CHECK: @llvm.x86.avx2.vbroadcast.ss.ps.256
   return _mm256_broadcastss_ps(a);