Author: lattner
Date: Sat Oct 2 16:32:59 2010
New Revision: 115423
URL: http://llvm.org/viewvc/llvm-project?rev=115423&view=rev
Log:
the mmx intrinsic for pshufw should map to the IR intrinsic, not
to a shufflevector. Otherwise it doesn't turn into a pshufw.
This bug was introduced in the mmx rewrite.
Modified:
cfe/trunk/include/clang/Basic/BuiltinsX86.def
cfe/trunk/lib/Headers/xmmintrin.h
Modified: cfe/trunk/include/clang/Basic/BuiltinsX86.def
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/BuiltinsX86.def?rev=115423&r1=115422&r2=115423&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/BuiltinsX86.def (original)
+++ cfe/trunk/include/clang/Basic/BuiltinsX86.def Sat Oct 2 16:32:59 2010
@@ -82,6 +82,7 @@
BUILTIN(__builtin_ia32_packsswb, "V8cV4sV4s", "")
BUILTIN(__builtin_ia32_packssdw, "V4sV2iV2i", "")
BUILTIN(__builtin_ia32_packuswb, "V8cV4sV4s", "")
+BUILTIN(__builtin_ia32_pshufw, "V4sV4sIi", "")
BUILTIN(__builtin_ia32_punpckhbw, "V8cV8cV8c", "")
BUILTIN(__builtin_ia32_punpckhwd, "V4sV4sV4s", "")
BUILTIN(__builtin_ia32_punpckhdq, "V2iV2iV2i", "")
Modified: cfe/trunk/lib/Headers/xmmintrin.h
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Headers/xmmintrin.h?rev=115423&r1=115422&r2=115423&view=diff
==============================================================================
--- cfe/trunk/lib/Headers/xmmintrin.h (original)
+++ cfe/trunk/lib/Headers/xmmintrin.h Sat Oct 2 16:32:59 2010
@@ -712,9 +712,7 @@
}
#define _mm_shuffle_pi16(a, n) \
- ((__m64)__builtin_shufflevector((__v4hi)(a), (__v4hi) {0}, \
- (n) & 0x3, ((n) & 0xc) >> 2, \
- ((n) & 0x30) >> 4, ((n) & 0xc0) >> 6))
+ ((__m64)__builtin_ia32_pshufw(a, n))
static __inline__ void __attribute__((__always_inline__, __nodebug__))
_mm_maskmove_si64(__m64 d, __m64 n, char *p)
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