On Wed, Sep 15, 2010 at 2:59 PM, Ruben Van Boxem <[email protected]> wrote: > 2010/9/15 Ozkan Sezer <[email protected]> >> >> Hrmph, the compile command line doesn't have any -O options, meaning >> that __OPTIMIZE__ is not defined. See xmmintrin.h provided by gcc: >> >> #ifdef __OPTIMIZE__ >> extern __inline __m64 __attribute__((__gnu_inline__, >> __always_inline__, __artificial__)) >> _mm_insert_pi16 (__m64 const __A, int const __D, int const __N) >> { >> return (__m64) __builtin_ia32_vec_set_v4hi ((__v4hi)__A, __D, __N); >> } >> >> extern __inline __m64 __attribute__((__gnu_inline__, >> __always_inline__, __artificial__)) >> _m_pinsrw (__m64 const __A, int const __D, int const __N) >> { >> return _mm_insert_pi16 (__A, __D, __N); >> } >> #else >> #define _mm_insert_pi16(A, D, N) \ >> ((__m64) __builtin_ia32_vec_set_v4hi ((__v4hi)(__m64)(A), \ >> (int)(D), (int)(N))) >> >> #define _m_pinsrw(A, D, N) _mm_insert_pi16(A, D, N) >> #endif >> >> Since __OPTIMIZE__ is not defined, the macro version is in effect and it >> is >> messing up things. In the end, lines 510 and 517 of intrin.h, which are : >> >> __MACHINEX86X_NOX64(__m64 _m_pinsrw(__m64,int,int)) >> >> ... and >> __MACHINEX86X_NOX64(__m64 _m_pshufw(__m64,int)) >> >> ... get translated into: >> __m64 ((__m64) __builtin_ia32_vec_set_v4hi ((__v4hi)(__m64)(__m64), >> (int)(int), (int)(int))); >> >> ... and: >> __m64 ((__m64) __builtin_ia32_pshufw ((__v4hi)(__m64)(__m64), >> (int)(int))); >> >> ... and the compiler rightfully screams. >> >> Adding Kai to the CC list. >> >> -- >> O.S. > > Should I add -O2 manually to CFLAGS when running configure as a workaround? > > Ruben >
I wonder _why it is not_ added by default by the configury?? Nevertheless, one must be able to compile without any -O flags, too, so this is a bug. -- O.S. ------------------------------------------------------------------------------ Start uncovering the many advantages of virtual appliances and start using them to simplify application deployment and accelerate your shift to cloud computing. http://p.sf.net/sfu/novell-sfdev2dev _______________________________________________ Mingw-w64-public mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/mingw-w64-public
