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List:       cfe-commits
Subject:    [PATCH] use __builtin_convertvector for _mm_cvtepi32_ps to enable constant propagation
From:       Matthias Kretz <kretz () kde ! org>
Date:       2013-10-01 7:27:55
Message-ID: differential-rev-PHID-DREV-yf5szttuzlgvls36dblk-req () llvm-reviews ! chandlerc ! com
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This is an updated patch for my report at http://llvm.org/bugs/show_bug.cgi?id=17408

http://llvm-reviews.chandlerc.com/D1792

Files:
  lib/Headers/emmintrin.h

Index: lib/Headers/emmintrin.h
===================================================================
--- lib/Headers/emmintrin.h
+++ lib/Headers/emmintrin.h
@@ -1011,7 +1011,7 @@
 static __inline__ __m128 __attribute__((__always_inline__, __nodebug__))
 _mm_cvtepi32_ps(__m128i __a)
 {
-  return __builtin_ia32_cvtdq2ps((__v4si)__a);
+  return __builtin_convertvector((__v4si)__a, __v4sf);
 }
 
 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))

["D1792.1.patch" (text/x-patch)]

Index: lib/Headers/emmintrin.h
===================================================================
--- lib/Headers/emmintrin.h
+++ lib/Headers/emmintrin.h
@@ -1011,7 +1011,7 @@
 static __inline__ __m128 __attribute__((__always_inline__, __nodebug__))
 _mm_cvtepi32_ps(__m128i __a)
 {
-  return __builtin_ia32_cvtdq2ps((__v4si)__a);
+  return __builtin_convertvector((__v4si)__a, __v4sf);
 }
 
 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))


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