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      1 /*===---- pmmintrin.h - SSE3 intrinsics ------------------------------------===
      2  *
      3  * Permission is hereby granted, free of charge, to any person obtaining a copy
      4  * of this software and associated documentation files (the "Software"), to deal
      5  * in the Software without restriction, including without limitation the rights
      6  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
      7  * copies of the Software, and to permit persons to whom the Software is
      8  * furnished to do so, subject to the following conditions:
      9  *
     10  * The above copyright notice and this permission notice shall be included in
     11  * all copies or substantial portions of the Software.
     12  *
     13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     14  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     15  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
     16  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     17  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
     18  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
     19  * THE SOFTWARE.
     20  *
     21  *===-----------------------------------------------------------------------===
     22  */
     23 
     24 #ifndef __PMMINTRIN_H
     25 #define __PMMINTRIN_H
     26 
     27 #ifndef __SSE3__
     28 #error "SSE3 instruction set not enabled"
     29 #else
     30 
     31 #include <emmintrin.h>
     32 
     33 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
     34 _mm_lddqu_si128(__m128i const *p)
     35 {
     36   return (__m128i)__builtin_ia32_lddqu((char const *)p);
     37 }
     38 
     39 static __inline__ __m128 __attribute__((__always_inline__, __nodebug__))
     40 _mm_addsub_ps(__m128 a, __m128 b)
     41 {
     42   return __builtin_ia32_addsubps(a, b);
     43 }
     44 
     45 static __inline__ __m128 __attribute__((__always_inline__, __nodebug__))
     46 _mm_hadd_ps(__m128 a, __m128 b)
     47 {
     48   return __builtin_ia32_haddps(a, b);
     49 }
     50 
     51 static __inline__ __m128 __attribute__((__always_inline__, __nodebug__))
     52 _mm_hsub_ps(__m128 a, __m128 b)
     53 {
     54   return __builtin_ia32_hsubps(a, b);
     55 }
     56 
     57 static __inline__ __m128 __attribute__((__always_inline__, __nodebug__))
     58 _mm_movehdup_ps(__m128 a)
     59 {
     60   return __builtin_shufflevector(a, a, 1, 1, 3, 3);
     61 }
     62 
     63 static __inline__ __m128 __attribute__((__always_inline__, __nodebug__))
     64 _mm_moveldup_ps(__m128 a)
     65 {
     66   return __builtin_shufflevector(a, a, 0, 0, 2, 2);
     67 }
     68 
     69 static __inline__ __m128d __attribute__((__always_inline__, __nodebug__))
     70 _mm_addsub_pd(__m128d a, __m128d b)
     71 {
     72   return __builtin_ia32_addsubpd(a, b);
     73 }
     74 
     75 static __inline__ __m128d __attribute__((__always_inline__, __nodebug__))
     76 _mm_hadd_pd(__m128d a, __m128d b)
     77 {
     78   return __builtin_ia32_haddpd(a, b);
     79 }
     80 
     81 static __inline__ __m128d __attribute__((__always_inline__, __nodebug__))
     82 _mm_hsub_pd(__m128d a, __m128d b)
     83 {
     84   return __builtin_ia32_hsubpd(a, b);
     85 }
     86 
     87 static __inline__ __m128d __attribute__((__always_inline__, __nodebug__))
     88 _mm_loaddup_pd(double const *dp)
     89 {
     90   return (__m128d){ *dp, *dp };
     91 }
     92 
     93 static __inline__ __m128d __attribute__((__always_inline__, __nodebug__))
     94 _mm_movedup_pd(__m128d a)
     95 {
     96   return __builtin_shufflevector(a, a, 0, 0);
     97 }
     98 
     99 #define _MM_DENORMALS_ZERO_ON   (0x0040)
    100 #define _MM_DENORMALS_ZERO_OFF  (0x0000)
    101 
    102 #define _MM_DENORMALS_ZERO_MASK (0x0040)
    103 
    104 #define _MM_GET_DENORMALS_ZERO_MODE() (_mm_getcsr() & _MM_DENORMALS_ZERO_MASK)
    105 #define _MM_SET_DENORMALS_ZERO_MODE(x) (_mm_setcsr((_mm_getcsr() & ~_MM_DENORMALS_ZERO_MASK) | (x)))
    106 
    107 static __inline__ void __attribute__((__always_inline__, __nodebug__))
    108 _mm_monitor(void const *p, unsigned extensions, unsigned hints)
    109 {
    110   __builtin_ia32_monitor((void *)p, extensions, hints);
    111 }
    112 
    113 static __inline__ void __attribute__((__always_inline__, __nodebug__))
    114 _mm_mwait(unsigned extensions, unsigned hints)
    115 {
    116   __builtin_ia32_mwait(extensions, hints);
    117 }
    118 
    119 #endif /* __SSE3__ */
    120 
    121 #endif /* __PMMINTRIN_H */
    122