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Red Hat Bugzilla – Attachment 148465 Details for
Bug 229444
gcc and sse2 intrins does not correctly compile with -O<1, 2, 3, s> optimization flags
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a very very small c program with sse2 instructions
test.c (text/x-csrc), 338 bytes, created by
Steve
on 2007-02-21 04:21:39 UTC
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Description:
a very very small c program with sse2 instructions
Filename:
MIME Type:
Creator:
Steve
Created:
2007-02-21 04:21:39 UTC
Size:
338 bytes
patch
obsolete
>#include <stdio.h> >#include <emmintrin.h> // include sse2 >// emminitrin.h includes xmmintrin.h (sse) which includes mm_malloc.h, and mmintrin.h (mmx) >int main() >{ >unsigned long long int a = 0; >__m128i b; >__m128i c = _mm_setzero_si128(); >__m128i d; >b = _mm_set_epi64x(a, a); >b = _mm_setzero_si128(); >d = _mm_add_epi64(b, c); > > >return 0; >}
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bug 229444
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