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OpenBLAS/kernel/x86_64/sgemv_n_microk_bulldozer-4.c

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  1. /***************************************************************************

  2. Copyright (c) 2014, The OpenBLAS Project

  3. All rights reserved.

  4. Redistribution and use in source and binary forms, with or without

  5. modification, are permitted provided that the following conditions are

  6. met:

  7. 1. Redistributions of source code must retain the above copyright

  8. notice, this list of conditions and the following disclaimer.

  9. 2. Redistributions in binary form must reproduce the above copyright

  10. notice, this list of conditions and the following disclaimer in

  11. the documentation and/or other materials provided with the

  12. distribution.

  13. 3. Neither the name of the OpenBLAS project nor the names of

  14. its contributors may be used to endorse or promote products

  15. derived from this software without specific prior written permission.

  16. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

  17. AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

  18. IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

  19. ARE DISCLAIMED. IN NO EVENT SHALL THE OPENBLAS PROJECT OR CONTRIBUTORS BE

  20. LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

  21. DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

  22. SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER

  23. CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,

  24. OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE

  25. USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

  26. *****************************************************************************/

  27. 

  28. 

  29. 

  30. #define HAVE_KERNEL_4x8 1

  31. static void sgemv_kernel_4x8( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y, BLASLONG lda4, FLOAT *alpha) __attribute__ ((noinline));

  32. 

  33. static void sgemv_kernel_4x8( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y, BLASLONG lda4, FLOAT *alpha)

  34. {

  35. 

  36. 	BLASLONG register i = 0;

  37. 

  38. 	__asm__  __volatile__

  39. 	(

  40. 	"vbroadcastss    (%3), %%xmm12	 \n\t"	// x0 

  41. 	"vbroadcastss   4(%3), %%xmm13	 \n\t"	// x1 

  42. 	"vbroadcastss   8(%3), %%xmm14	 \n\t"	// x2 

  43. 	"vbroadcastss  12(%3), %%xmm15	 \n\t"	// x3 

  44. 	"vbroadcastss  16(%3), %%xmm0 	 \n\t"	// x4 

  45. 	"vbroadcastss  20(%3), %%xmm1 	 \n\t"	// x5 

  46. 	"vbroadcastss  24(%3), %%xmm2 	 \n\t"	// x6 

  47. 	"vbroadcastss  28(%3), %%xmm3 	 \n\t"	// x7 

  48. 

  49. 	"vbroadcastss    (%9), %%xmm8 	 \n\t"	// alpha 

  50. 

  51.         "testq          $0x04, %1                      \n\t"

  52.         "jz             2f                    \n\t"

  53. 

  54. 	"vxorps		%%xmm4, %%xmm4 , %%xmm4  \n\t"

  55. 	"vxorps		%%xmm5, %%xmm5 , %%xmm5  \n\t"

  56. 

  57. 	"vfmaddps %%xmm4,   (%5,%0,4), %%xmm12, %%xmm4 \n\t" 

  58. 	"vfmaddps %%xmm5,   (%6,%0,4), %%xmm13, %%xmm5 \n\t" 

  59. 	"vfmaddps %%xmm4,   (%7,%0,4), %%xmm14, %%xmm4 \n\t" 

  60. 	"vfmaddps %%xmm5,   (%8,%0,4), %%xmm15, %%xmm5 \n\t" 

  61.         "addq		$4 , %0	  	 	       \n\t"

  62. 

  63. 	"vfmaddps %%xmm4,   (%5,%2,4), %%xmm0 , %%xmm4 \n\t" 

  64. 	"vfmaddps %%xmm5,   (%6,%2,4), %%xmm1 , %%xmm5 \n\t" 

  65. 	"vfmaddps %%xmm4,   (%7,%2,4), %%xmm2 , %%xmm4 \n\t" 

  66. 	"vfmaddps %%xmm5,   (%8,%2,4), %%xmm3 , %%xmm5 \n\t" 

  67.         "addq		$4 , %2	  	 	       \n\t"

  68. 	

  69. 	"vaddps		%%xmm5 , %%xmm4, %%xmm4        \n\t"

  70. 	"vfmaddps -16(%4,%0,4) , %%xmm4, %%xmm8,%%xmm6 \n\t"

  71. 	"subq	        $4 , %1			       \n\t"		

  72. 	"vmovups  %%xmm6, -16(%4,%0,4)		       \n\t"	// 4 * y

  73. 

  74. 	"2:                                  \n\t"

  75. 

  76.         "testq          $0x08, %1                      \n\t"

  77.         "jz             3f                    \n\t"

  78. 

  79. 	"vxorps		%%xmm4, %%xmm4 , %%xmm4  \n\t"

  80. 	"vxorps		%%xmm5, %%xmm5 , %%xmm5  \n\t"

  81. 

  82. 	"vfmaddps %%xmm4,   (%5,%0,4), %%xmm12, %%xmm4 \n\t" 

  83. 	"vfmaddps %%xmm5, 16(%5,%0,4), %%xmm12, %%xmm5 \n\t" 

  84. 	"vfmaddps %%xmm4,   (%6,%0,4), %%xmm13, %%xmm4 \n\t" 

  85. 	"vfmaddps %%xmm5, 16(%6,%0,4), %%xmm13, %%xmm5 \n\t" 

  86. 	"vfmaddps %%xmm4,   (%7,%0,4), %%xmm14, %%xmm4 \n\t" 

  87. 	"vfmaddps %%xmm5, 16(%7,%0,4), %%xmm14, %%xmm5 \n\t" 

  88. 	"vfmaddps %%xmm4,   (%8,%0,4), %%xmm15, %%xmm4 \n\t" 

  89. 	"vfmaddps %%xmm5, 16(%8,%0,4), %%xmm15, %%xmm5 \n\t" 

  90. 

  91. 	"vfmaddps %%xmm4,   (%5,%2,4), %%xmm0 , %%xmm4 \n\t" 

  92.         "vfmaddps %%xmm5, 16(%5,%2,4), %%xmm0 , %%xmm5 \n\t" 

  93. 	"vfmaddps %%xmm4,   (%6,%2,4), %%xmm1 , %%xmm4 \n\t" 

  94. 	"vfmaddps %%xmm5, 16(%6,%2,4), %%xmm1 , %%xmm5 \n\t" 

  95. 	"vfmaddps %%xmm4,   (%7,%2,4), %%xmm2 , %%xmm4 \n\t" 

  96. 	"vfmaddps %%xmm5, 16(%7,%2,4), %%xmm2 , %%xmm5 \n\t" 

  97. 	"vfmaddps %%xmm4,   (%8,%2,4), %%xmm3 , %%xmm4 \n\t" 

  98. 	"vfmaddps %%xmm5, 16(%8,%2,4), %%xmm3 , %%xmm5 \n\t" 

  99. 	

  100. 	"vfmaddps    (%4,%0,4) , %%xmm4,%%xmm8,%%xmm4 \n\t"

  101. 	"vfmaddps  16(%4,%0,4) , %%xmm5,%%xmm8,%%xmm5 \n\t"

  102. 	"vmovups  %%xmm4,   (%4,%0,4)		      \n\t"	// 4 * y

  103. 	"vmovups  %%xmm5, 16(%4,%0,4)		      \n\t"	// 4 * y

  104. 

  105.         "addq		$8 , %0	  	 	      \n\t"

  106.         "addq		$8 , %2	  	 	      \n\t"

  107. 	"subq	        $8 , %1			      \n\t"		

  108. 

  109. 

  110.         "3:                                  \n\t"

  111. 

  112.         "cmpq           $0, %1                         \n\t"

  113.         "je             4f                      \n\t"

  114. 

  115. 	".align 16				 \n\t"

  116. 	"1:				 \n\t"

  117. 

  118. 	"vxorps		%%xmm4, %%xmm4 , %%xmm4  \n\t"

  119. 	"vxorps		%%xmm5, %%xmm5 , %%xmm5  \n\t"

  120. 	"vxorps		%%xmm6, %%xmm6 , %%xmm6  \n\t"

  121. 	"vxorps		%%xmm7, %%xmm7 , %%xmm7  \n\t"

  122. 

  123.         "prefetcht0      192(%5,%0,4)                  \n\t"

  124. 	"vfmaddps %%xmm4,   (%5,%0,4), %%xmm12, %%xmm4 \n\t" 

  125. 	"vfmaddps %%xmm5, 16(%5,%0,4), %%xmm12, %%xmm5 \n\t" 

  126.         "prefetcht0      192(%6,%0,4)                  \n\t"

  127. 	"vfmaddps %%xmm4,   (%6,%0,4), %%xmm13, %%xmm4 \n\t" 

  128. 	"vfmaddps %%xmm5, 16(%6,%0,4), %%xmm13, %%xmm5 \n\t" 

  129.         "prefetcht0      192(%7,%0,4)                  \n\t"

  130. 	"vfmaddps %%xmm4,   (%7,%0,4), %%xmm14, %%xmm4 \n\t" 

  131. 	"vfmaddps %%xmm5, 16(%7,%0,4), %%xmm14, %%xmm5 \n\t" 

  132.         "prefetcht0      192(%8,%0,4)                  \n\t"

  133. 	"vfmaddps %%xmm4,   (%8,%0,4), %%xmm15, %%xmm4 \n\t" 

  134. 	".align 2				 \n\t"

  135. 	"vfmaddps %%xmm5, 16(%8,%0,4), %%xmm15, %%xmm5 \n\t" 

  136. 

  137. 	"vfmaddps %%xmm6, 32(%5,%0,4), %%xmm12, %%xmm6 \n\t" 

  138. 	"vfmaddps %%xmm7, 48(%5,%0,4), %%xmm12, %%xmm7 \n\t" 

  139. 	"vfmaddps %%xmm6, 32(%6,%0,4), %%xmm13, %%xmm6 \n\t" 

  140. 	"vfmaddps %%xmm7, 48(%6,%0,4), %%xmm13, %%xmm7 \n\t" 

  141. 	"vfmaddps %%xmm6, 32(%7,%0,4), %%xmm14, %%xmm6 \n\t" 

  142. 	"vfmaddps %%xmm7, 48(%7,%0,4), %%xmm14, %%xmm7 \n\t" 

  143. 	"vfmaddps %%xmm6, 32(%8,%0,4), %%xmm15, %%xmm6 \n\t" 

  144. 	"vfmaddps %%xmm7, 48(%8,%0,4), %%xmm15, %%xmm7 \n\t" 

  145. 

  146.         "prefetcht0      192(%5,%2,4)                  \n\t"

  147. 	"vfmaddps %%xmm4,   (%5,%2,4), %%xmm0 , %%xmm4 \n\t" 

  148.         "vfmaddps %%xmm5, 16(%5,%2,4), %%xmm0 , %%xmm5 \n\t" 

  149.         "prefetcht0      192(%6,%2,4)                  \n\t"

  150. 	"vfmaddps %%xmm4,   (%6,%2,4), %%xmm1 , %%xmm4 \n\t" 

  151. 	"vfmaddps %%xmm5, 16(%6,%2,4), %%xmm1 , %%xmm5 \n\t" 

  152.         "prefetcht0      192(%7,%2,4)                  \n\t"

  153. 	"vfmaddps %%xmm4,   (%7,%2,4), %%xmm2 , %%xmm4 \n\t" 

  154. 	"vfmaddps %%xmm5, 16(%7,%2,4), %%xmm2 , %%xmm5 \n\t" 

  155.         "prefetcht0      192(%8,%2,4)                  \n\t"

  156. 	"vfmaddps %%xmm4,   (%8,%2,4), %%xmm3 , %%xmm4 \n\t" 

  157. 	"vfmaddps %%xmm5, 16(%8,%2,4), %%xmm3 , %%xmm5 \n\t" 

  158. 	

  159. 	"vfmaddps %%xmm6, 32(%5,%2,4), %%xmm0 , %%xmm6 \n\t" 

  160.         "vfmaddps %%xmm7, 48(%5,%2,4), %%xmm0 , %%xmm7 \n\t" 

  161. 	"vfmaddps %%xmm6, 32(%6,%2,4), %%xmm1 , %%xmm6 \n\t" 

  162. 	"vfmaddps %%xmm7, 48(%6,%2,4), %%xmm1 , %%xmm7 \n\t" 

  163. 	"vfmaddps %%xmm6, 32(%7,%2,4), %%xmm2 , %%xmm6 \n\t" 

  164. 	"vfmaddps %%xmm7, 48(%7,%2,4), %%xmm2 , %%xmm7 \n\t" 

  165. 	"vfmaddps %%xmm6, 32(%8,%2,4), %%xmm3 , %%xmm6 \n\t" 

  166. 	"vfmaddps %%xmm7, 48(%8,%2,4), %%xmm3 , %%xmm7 \n\t" 

  167. 	

  168. 	"vfmaddps    (%4,%0,4) , %%xmm4,%%xmm8,%%xmm4 \n\t"

  169. 	"vfmaddps  16(%4,%0,4) , %%xmm5,%%xmm8,%%xmm5 \n\t"

  170. 	"vfmaddps  32(%4,%0,4) , %%xmm6,%%xmm8,%%xmm6 \n\t"

  171. 	"vfmaddps  48(%4,%0,4) , %%xmm7,%%xmm8,%%xmm7 \n\t"

  172. 

  173.         "addq		$16, %0	  	 	      \n\t"

  174. 	"vmovups  %%xmm4,-64(%4,%0,4)		      \n\t"	// 4 * y

  175. 	"vmovups  %%xmm5,-48(%4,%0,4)		      \n\t"	// 4 * y

  176.         "addq		$16, %2	  	 	      \n\t"

  177. 	"vmovups  %%xmm6,-32(%4,%0,4)		      \n\t"	// 4 * y

  178. 	"vmovups  %%xmm7,-16(%4,%0,4)		      \n\t"	// 4 * y

  179. 

  180. 	"subq	        $16, %1			      \n\t"		

  181. 	"jnz		1b		      \n\t"

  182. 

  183. 	"4:                             \n\t"

  184. 

  185. 	:

  186.           "+r" (i),	// 0	

  187. 	  "+r" (n),  	// 1

  188.           "+r" (lda4)   // 2

  189.         : 

  190.           "r" (x),      // 3

  191.           "r" (y),      // 4

  192.           "r" (ap[0]),  // 5

  193.           "r" (ap[1]),  // 6

  194.           "r" (ap[2]),  // 7

  195.           "r" (ap[3]),  // 8

  196.           "r" (alpha)   // 9

  197. 	: "cc", 

  198. 	  "%xmm0", "%xmm1", 

  199. 	  "%xmm2", "%xmm3", 

  200. 	  "%xmm4", "%xmm5", 

  201. 	  "%xmm6", "%xmm7", 

  202. 	  "%xmm8", "%xmm9", 

  203. 	  "%xmm12", "%xmm13", "%xmm14", "%xmm15",

  204. 	  "memory"

  205. 	);

  206. 

  207. } 

  208. 

  209. 

  210. 

  211. 

  212. #define HAVE_KERNEL_4x4 1

  213. static void sgemv_kernel_4x4( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y, FLOAT *alpha) __attribute__ ((noinline));

  214. 

  215. static void sgemv_kernel_4x4( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y, FLOAT *alpha)

  216. {

  217. 

  218. 	BLASLONG register i = 0;

  219. 

  220. 	__asm__  __volatile__

  221. 	(

  222. 	"vbroadcastss    (%2), %%xmm12	 \n\t"	// x0 

  223. 	"vbroadcastss   4(%2), %%xmm13	 \n\t"	// x1 

  224. 	"vbroadcastss   8(%2), %%xmm14	 \n\t"	// x2 

  225. 	"vbroadcastss  12(%2), %%xmm15	 \n\t"	// x3 

  226. 

  227. 	"vbroadcastss    (%8), %%xmm8 	 \n\t"	// alpha 

  228. 

  229. 	".align 16				 \n\t"

  230. 	"1:				 \n\t"

  231. 	"vxorps		%%xmm4, %%xmm4 , %%xmm4  \n\t"

  232. 	"vxorps		%%xmm5, %%xmm5 , %%xmm5  \n\t"

  233. 

  234. 	"vfmaddps %%xmm4,   (%4,%0,4), %%xmm12, %%xmm4 \n\t" 

  235. 	"vfmaddps %%xmm5,   (%5,%0,4), %%xmm13, %%xmm5 \n\t" 

  236. 	"vfmaddps %%xmm4,   (%6,%0,4), %%xmm14, %%xmm4 \n\t" 

  237. 	"vfmaddps %%xmm5,   (%7,%0,4), %%xmm15, %%xmm5 \n\t" 

  238. 	

  239. 	"vaddps	  %%xmm4, %%xmm5, %%xmm4	       \n\t"

  240. 

  241. 	"vfmaddps    (%3,%0,4) , %%xmm4,%%xmm8,%%xmm6 \n\t"

  242. 	"vmovups  %%xmm6,   (%3,%0,4)		      \n\t"	// 4 * y

  243. 

  244.         "addq		$4 , %0	  	 	      \n\t"

  245. 	"subq	        $4 , %1			      \n\t"		

  246. 	"jnz		1b		      	\n\t"

  247. 

  248. 	:

  249.           "+r" (i),	// 0	

  250. 	  "+r" (n)  	// 1

  251.         : 

  252.           "r" (x),      // 2

  253.           "r" (y),      // 3

  254.           "r" (ap[0]),  // 4

  255.           "r" (ap[1]),  // 5

  256.           "r" (ap[2]),  // 6

  257.           "r" (ap[3]),  // 7

  258.           "r" (alpha)   // 8

  259. 	: "cc", 

  260. 	  "%xmm4", "%xmm5", 

  261. 	  "%xmm6", "%xmm7", 

  262. 	  "%xmm8", "%xmm9", 

  263. 	  "%xmm12", "%xmm13", "%xmm14", "%xmm15",

  264. 	  "memory"

  265. 	);

  266. 

  267. } 

  268.