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amax_cell.S 13 kB

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  1. /*********************************************************************/
  2. /* Copyright 2009, 2010 The University of Texas at Austin. */
  3. /* All rights reserved. */
  4. /* */
  5. /* Redistribution and use in source and binary forms, with or */
  6. /* without modification, are permitted provided that the following */
  7. /* conditions are met: */
  8. /* */
  9. /* 1. Redistributions of source code must retain the above */
  10. /* copyright notice, this list of conditions and the following */
  11. /* disclaimer. */
  12. /* */
  13. /* 2. Redistributions in binary form must reproduce the above */
  14. /* copyright notice, this list of conditions and the following */
  15. /* disclaimer in the documentation and/or other materials */
  16. /* provided with the distribution. */
  17. /* */
  18. /* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
  19. /* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
  20. /* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
  21. /* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
  22. /* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
  23. /* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
  24. /* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
  25. /* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
  26. /* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
  27. /* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
  28. /* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
  29. /* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
  30. /* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
  31. /* POSSIBILITY OF SUCH DAMAGE. */
  32. /* */
  33. /* The views and conclusions contained in the software and */
  34. /* documentation are those of the authors and should not be */
  35. /* interpreted as representing official policies, either expressed */
  36. /* or implied, of The University of Texas at Austin. */
  37. /*********************************************************************/
  38. #define ASSEMBLER
  39. #include "common.h"
  40. #define N r3
  41. #define X r4
  42. #define INCX r5
  43. #define PREA r8
  44. #define FZERO f1
  45. #define STACKSIZE 160
  46. PROLOGUE
  47. PROFCODE
  48. addi SP, SP, -STACKSIZE
  49. li r0, 0
  50. stfd f14, 0(SP)
  51. stfd f15, 8(SP)
  52. stfd f16, 16(SP)
  53. stfd f17, 24(SP)
  54. stfd f18, 32(SP)
  55. stfd f19, 40(SP)
  56. stfd f20, 48(SP)
  57. stfd f21, 56(SP)
  58. stfd f22, 64(SP)
  59. stfd f23, 72(SP)
  60. stfd f24, 80(SP)
  61. stfd f25, 88(SP)
  62. stfd f26, 96(SP)
  63. stfd f27, 104(SP)
  64. stfd f28, 112(SP)
  65. stfd f29, 120(SP)
  66. stfd f30, 128(SP)
  67. stfd f31, 136(SP)
  68. stw r0, 144(SP)
  69. lfs FZERO,144(SP)
  70. #ifdef F_INTERFACE
  71. LDINT N, 0(N)
  72. LDINT INCX, 0(INCX)
  73. #endif
  74. slwi INCX, INCX, BASE_SHIFT
  75. li PREA, 10 * 16 * SIZE
  76. cmpwi cr0, N, 0
  77. ble- LL(9999)
  78. cmpwi cr0, INCX, 0
  79. ble- LL(9999)
  80. LFD f1, 0 * SIZE(X)
  81. add X, X, INCX
  82. fabs f0, f1
  83. fabs f2, f1
  84. fabs f3, f1
  85. fabs f4, f1
  86. fabs f5, f1
  87. fabs f6, f1
  88. fabs f7, f1
  89. fabs f1, f1
  90. subi N, N, 1
  91. cmpwi cr0, INCX, SIZE
  92. bne- cr0, LL(20)
  93. srawi. r0, N, 4
  94. mtspr CTR, r0
  95. beq- cr0, LL(15)
  96. LFD f8, 0 * SIZE(X)
  97. LFD f9, 1 * SIZE(X)
  98. bdz LL(13)
  99. .align 4
  100. LL(12):
  101. fabs f8, f8
  102. LFD f10, 2 * SIZE(X)
  103. fabs f9, f9
  104. LFD f11, 3 * SIZE(X)
  105. fabs f10, f10
  106. LFD f12, 4 * SIZE(X)
  107. fabs f11, f11
  108. LFD f13, 5 * SIZE(X)
  109. fabs f12, f12
  110. LFD f14, 6 * SIZE(X)
  111. fabs f13, f13
  112. LFD f15, 7 * SIZE(X)
  113. fabs f14, f14
  114. dcbt X, PREA
  115. fabs f15, f15
  116. nop
  117. fsub f16, f0, f8
  118. fsub f17, f1, f9
  119. fsub f18, f2, f10
  120. fsub f19, f3, f11
  121. fsub f20, f4, f12
  122. fsub f21, f5, f13
  123. fsub f22, f6, f14
  124. fsub f23, f7, f15
  125. fsel f0, f16, f0, f8
  126. fsel f1, f17, f1, f9
  127. fsel f2, f18, f2, f10
  128. fsel f3, f19, f3, f11
  129. fsel f4, f20, f4, f12
  130. fsel f5, f21, f5, f13
  131. fsel f6, f22, f6, f14
  132. LFD f8, 8 * SIZE(X)
  133. fsel f7, f23, f7, f15
  134. LFD f9, 9 * SIZE(X)
  135. fabs f8, f8
  136. LFD f10, 10 * SIZE(X)
  137. fabs f9, f9
  138. LFD f11, 11 * SIZE(X)
  139. fabs f10, f10
  140. LFD f12, 12 * SIZE(X)
  141. fabs f11, f11
  142. LFD f13, 13 * SIZE(X)
  143. fabs f12, f12
  144. LFD f14, 14 * SIZE(X)
  145. fabs f13, f13
  146. LFD f15, 15 * SIZE(X)
  147. fabs f14, f14
  148. addi X, X, 16 * SIZE
  149. fabs f15, f15
  150. fsub f16, f0, f8
  151. fsub f17, f1, f9
  152. fsub f18, f2, f10
  153. fsub f19, f3, f11
  154. fsub f20, f4, f12
  155. fsub f21, f5, f13
  156. fsub f22, f6, f14
  157. fsub f23, f7, f15
  158. fsel f0, f16, f0, f8
  159. fsel f1, f17, f1, f9
  160. fsel f2, f18, f2, f10
  161. fsel f3, f19, f3, f11
  162. fsel f4, f20, f4, f12
  163. fsel f5, f21, f5, f13
  164. LFD f8, 0 * SIZE(X)
  165. fsel f6, f22, f6, f14
  166. LFD f9, 1 * SIZE(X)
  167. fsel f7, f23, f7, f15
  168. bdnz LL(12)
  169. .align 4
  170. LL(13):
  171. fabs f8, f8
  172. LFD f10, 2 * SIZE(X)
  173. fabs f9, f9
  174. LFD f11, 3 * SIZE(X)
  175. fabs f10, f10
  176. LFD f12, 4 * SIZE(X)
  177. fabs f11, f11
  178. LFD f13, 5 * SIZE(X)
  179. fabs f12, f12
  180. LFD f14, 6 * SIZE(X)
  181. fabs f13, f13
  182. LFD f15, 7 * SIZE(X)
  183. fabs f14, f14
  184. fabs f15, f15
  185. fsub f16, f0, f8
  186. fsub f17, f1, f9
  187. fsub f18, f2, f10
  188. fsub f19, f3, f11
  189. fsub f20, f4, f12
  190. fsub f21, f5, f13
  191. fsub f22, f6, f14
  192. fsub f23, f7, f15
  193. fsel f0, f16, f0, f8
  194. fsel f1, f17, f1, f9
  195. fsel f2, f18, f2, f10
  196. fsel f3, f19, f3, f11
  197. fsel f4, f20, f4, f12
  198. fsel f5, f21, f5, f13
  199. fsel f6, f22, f6, f14
  200. LFD f8, 8 * SIZE(X)
  201. fsel f7, f23, f7, f15
  202. LFD f9, 9 * SIZE(X)
  203. fabs f8, f8
  204. LFD f10, 10 * SIZE(X)
  205. fabs f9, f9
  206. LFD f11, 11 * SIZE(X)
  207. fabs f10, f10
  208. LFD f12, 12 * SIZE(X)
  209. fabs f11, f11
  210. LFD f13, 13 * SIZE(X)
  211. fabs f12, f12
  212. LFD f14, 14 * SIZE(X)
  213. fabs f13, f13
  214. LFD f15, 15 * SIZE(X)
  215. fabs f14, f14
  216. addi X, X, 16 * SIZE
  217. fabs f15, f15
  218. nop
  219. fsub f16, f0, f8
  220. fsub f17, f1, f9
  221. fsub f18, f2, f10
  222. fsub f19, f3, f11
  223. fsub f20, f4, f12
  224. fsub f21, f5, f13
  225. fsub f22, f6, f14
  226. fsub f23, f7, f15
  227. fsel f0, f16, f0, f8
  228. fsel f1, f17, f1, f9
  229. fsel f2, f18, f2, f10
  230. fsel f3, f19, f3, f11
  231. fsel f4, f20, f4, f12
  232. fsel f5, f21, f5, f13
  233. fsel f6, f22, f6, f14
  234. fsel f7, f23, f7, f15
  235. .align 4
  236. LL(15):
  237. andi. r0, N, 15
  238. beq LL(999)
  239. andi. r0, N, 8
  240. beq LL(16)
  241. LFD f8, 0 * SIZE(X)
  242. LFD f9, 1 * SIZE(X)
  243. fabs f8, f8
  244. LFD f10, 2 * SIZE(X)
  245. fabs f9, f9
  246. LFD f11, 3 * SIZE(X)
  247. fabs f10, f10
  248. LFD f12, 4 * SIZE(X)
  249. fabs f11, f11
  250. LFD f13, 5 * SIZE(X)
  251. fabs f12, f12
  252. LFD f14, 6 * SIZE(X)
  253. fabs f13, f13
  254. LFD f15, 7 * SIZE(X)
  255. fabs f14, f14
  256. fabs f15, f15
  257. fsub f16, f0, f8
  258. fsub f17, f1, f9
  259. fsub f18, f2, f10
  260. fsub f19, f3, f11
  261. fsub f20, f4, f12
  262. fsub f21, f5, f13
  263. fsub f22, f6, f14
  264. fsub f23, f7, f15
  265. fsel f0, f16, f0, f8
  266. fsel f1, f17, f1, f9
  267. fsel f2, f18, f2, f10
  268. fsel f3, f19, f3, f11
  269. fsel f4, f20, f4, f12
  270. fsel f5, f21, f5, f13
  271. fsel f6, f22, f6, f14
  272. nop
  273. fsel f7, f23, f7, f15
  274. addi X, X, 8 * SIZE
  275. .align 4
  276. LL(16):
  277. andi. r0, N, 4
  278. beq LL(17)
  279. LFD f8, 0 * SIZE(X)
  280. LFD f9, 1 * SIZE(X)
  281. fabs f8, f8
  282. LFD f10, 2 * SIZE(X)
  283. fabs f9, f9
  284. LFD f11, 3 * SIZE(X)
  285. fabs f10, f10
  286. fabs f11, f11
  287. fsub f16, f0, f8
  288. fsub f17, f1, f9
  289. fsub f18, f2, f10
  290. fsub f19, f3, f11
  291. fsel f0, f16, f0, f8
  292. fsel f1, f17, f1, f9
  293. fsel f2, f18, f2, f10
  294. nop
  295. fsel f3, f19, f3, f11
  296. addi X, X, 4 * SIZE
  297. .align 4
  298. LL(17):
  299. andi. r0, N, 2
  300. beq LL(18)
  301. LFD f8, 0 * SIZE(X)
  302. LFD f9, 1 * SIZE(X)
  303. fabs f8, f8
  304. fabs f9, f9
  305. fsub f16, f0, f8
  306. fsub f17, f1, f9
  307. fsel f0, f16, f0, f8
  308. nop
  309. fsel f1, f17, f1, f9
  310. addi X, X, 2 * SIZE
  311. .align 4
  312. LL(18):
  313. andi. r0, N, 1
  314. beq LL(999)
  315. LFD f8, 0 * SIZE(X)
  316. fabs f8, f8
  317. fsub f16, f0, f8
  318. fsel f0, f16, f0, f8
  319. b LL(999)
  320. .align 4
  321. LL(20):
  322. sub X, X, INCX
  323. srawi. r0, N, 4
  324. mtspr CTR, r0
  325. beq- cr0, LL(25)
  326. LFDUX f8, X, INCX
  327. LFDUX f9, X, INCX
  328. bdz LL(23)
  329. .align 4
  330. LL(22):
  331. fabs f8, f8
  332. LFDUX f10, X, INCX
  333. fabs f9, f9
  334. LFDUX f11, X, INCX
  335. fabs f10, f10
  336. LFDUX f12, X, INCX
  337. fabs f11, f11
  338. LFDUX f13, X, INCX
  339. fabs f12, f12
  340. LFDUX f14, X, INCX
  341. fabs f13, f13
  342. LFDUX f15, X, INCX
  343. fabs f14, f14
  344. fabs f15, f15
  345. fsub f16, f0, f8
  346. fsub f17, f1, f9
  347. fsub f18, f2, f10
  348. fsub f19, f3, f11
  349. fsub f20, f4, f12
  350. fsub f21, f5, f13
  351. fsub f22, f6, f14
  352. fsub f23, f7, f15
  353. fsel f0, f16, f0, f8
  354. fsel f1, f17, f1, f9
  355. fsel f2, f18, f2, f10
  356. fsel f3, f19, f3, f11
  357. fsel f4, f20, f4, f12
  358. fsel f5, f21, f5, f13
  359. fsel f6, f22, f6, f14
  360. LFDUX f8, X, INCX
  361. fsel f7, f23, f7, f15
  362. LFDUX f9, X, INCX
  363. fabs f8, f8
  364. LFDUX f10, X, INCX
  365. fabs f9, f9
  366. LFDUX f11, X, INCX
  367. fabs f10, f10
  368. LFDUX f12, X, INCX
  369. fabs f11, f11
  370. LFDUX f13, X, INCX
  371. fabs f12, f12
  372. LFDUX f14, X, INCX
  373. fabs f13, f13
  374. LFDUX f15, X, INCX
  375. fabs f14, f14
  376. fabs f15, f15
  377. fsub f16, f0, f8
  378. fsub f17, f1, f9
  379. fsub f18, f2, f10
  380. fsub f19, f3, f11
  381. fsub f20, f4, f12
  382. fsub f21, f5, f13
  383. fsub f22, f6, f14
  384. fsub f23, f7, f15
  385. fsel f0, f16, f0, f8
  386. fsel f1, f17, f1, f9
  387. fsel f2, f18, f2, f10
  388. fsel f3, f19, f3, f11
  389. fsel f4, f20, f4, f12
  390. fsel f5, f21, f5, f13
  391. LFDUX f8, X, INCX
  392. fsel f6, f22, f6, f14
  393. LFDUX f9, X, INCX
  394. fsel f7, f23, f7, f15
  395. bdnz LL(22)
  396. .align 4
  397. LL(23):
  398. fabs f8, f8
  399. LFDUX f10, X, INCX
  400. fabs f9, f9
  401. LFDUX f11, X, INCX
  402. fabs f10, f10
  403. LFDUX f12, X, INCX
  404. fabs f11, f11
  405. LFDUX f13, X, INCX
  406. fabs f12, f12
  407. LFDUX f14, X, INCX
  408. fabs f13, f13
  409. LFDUX f15, X, INCX
  410. fabs f14, f14
  411. fabs f15, f15
  412. fsub f16, f0, f8
  413. fsub f17, f1, f9
  414. fsub f18, f2, f10
  415. fsub f19, f3, f11
  416. fsub f20, f4, f12
  417. fsub f21, f5, f13
  418. fsub f22, f6, f14
  419. fsub f23, f7, f15
  420. fsel f0, f16, f0, f8
  421. fsel f1, f17, f1, f9
  422. fsel f2, f18, f2, f10
  423. fsel f3, f19, f3, f11
  424. fsel f4, f20, f4, f12
  425. fsel f5, f21, f5, f13
  426. fsel f6, f22, f6, f14
  427. LFDUX f8, X, INCX
  428. fsel f7, f23, f7, f15
  429. LFDUX f9, X, INCX
  430. fabs f8, f8
  431. LFDUX f10, X, INCX
  432. fabs f9, f9
  433. LFDUX f11, X, INCX
  434. fabs f10, f10
  435. LFDUX f12, X, INCX
  436. fabs f11, f11
  437. LFDUX f13, X, INCX
  438. fabs f12, f12
  439. LFDUX f14, X, INCX
  440. fabs f13, f13
  441. LFDUX f15, X, INCX
  442. fabs f14, f14
  443. fabs f15, f15
  444. fsub f16, f0, f8
  445. fsub f17, f1, f9
  446. fsub f18, f2, f10
  447. fsub f19, f3, f11
  448. fsub f20, f4, f12
  449. fsub f21, f5, f13
  450. fsub f22, f6, f14
  451. fsub f23, f7, f15
  452. fsel f0, f16, f0, f8
  453. fsel f1, f17, f1, f9
  454. fsel f2, f18, f2, f10
  455. fsel f3, f19, f3, f11
  456. fsel f4, f20, f4, f12
  457. fsel f5, f21, f5, f13
  458. fsel f6, f22, f6, f14
  459. fsel f7, f23, f7, f15
  460. .align 4
  461. LL(25):
  462. andi. r0, N, 15
  463. beq LL(999)
  464. andi. r0, N, 8
  465. beq LL(26)
  466. LFDUX f8, X, INCX
  467. LFDUX f9, X, INCX
  468. fabs f8, f8
  469. LFDUX f10, X, INCX
  470. fabs f9, f9
  471. LFDUX f11, X, INCX
  472. fabs f10, f10
  473. LFDUX f12, X, INCX
  474. fabs f11, f11
  475. LFDUX f13, X, INCX
  476. fabs f12, f12
  477. LFDUX f14, X, INCX
  478. fabs f13, f13
  479. LFDUX f15, X, INCX
  480. fabs f14, f14
  481. fabs f15, f15
  482. fsub f16, f0, f8
  483. fsub f17, f1, f9
  484. fsub f18, f2, f10
  485. fsub f19, f3, f11
  486. fsub f20, f4, f12
  487. fsub f21, f5, f13
  488. fsub f22, f6, f14
  489. fsub f23, f7, f15
  490. fsel f0, f16, f0, f8
  491. fsel f1, f17, f1, f9
  492. fsel f2, f18, f2, f10
  493. fsel f3, f19, f3, f11
  494. fsel f4, f20, f4, f12
  495. fsel f5, f21, f5, f13
  496. fsel f6, f22, f6, f14
  497. fsel f7, f23, f7, f15
  498. .align 4
  499. LL(26):
  500. andi. r0, N, 4
  501. beq LL(27)
  502. LFDUX f8, X, INCX
  503. LFDUX f9, X, INCX
  504. fabs f8, f8
  505. LFDUX f10, X, INCX
  506. fabs f9, f9
  507. LFDUX f11, X, INCX
  508. fabs f10, f10
  509. fabs f11, f11
  510. fsub f16, f0, f8
  511. fsub f17, f1, f9
  512. fsub f18, f2, f10
  513. fsub f19, f3, f11
  514. fsel f0, f16, f0, f8
  515. fsel f1, f17, f1, f9
  516. fsel f2, f18, f2, f10
  517. fsel f3, f19, f3, f11
  518. .align 4
  519. LL(27):
  520. andi. r0, N, 2
  521. beq LL(28)
  522. LFDUX f8, X, INCX
  523. LFDUX f9, X, INCX
  524. fabs f8, f8
  525. fabs f9, f9
  526. fsub f16, f0, f8
  527. fsub f17, f1, f9
  528. fsel f0, f16, f0, f8
  529. fsel f1, f17, f1, f9
  530. .align 4
  531. LL(28):
  532. andi. r0, N, 1
  533. beq LL(999)
  534. LFDUX f8, X, INCX
  535. fabs f8, f8
  536. fsub f16, f0, f8
  537. fsel f0, f16, f0, f8
  538. .align 4
  539. LL(999):
  540. fsub f8, f0, f1
  541. fsub f9, f2, f3
  542. fsub f10, f4, f5
  543. fsub f11, f6, f7
  544. fsel f0, f8, f0, f1
  545. fsel f2, f9, f2, f3
  546. fsel f4, f10, f4, f5
  547. fsel f6, f11, f6, f7
  548. fsub f8, f0, f2
  549. fsub f9, f4, f6
  550. fsel f0, f8, f0, f2
  551. fsel f4, f9, f4, f6
  552. fsub f8, f0, f4
  553. fsel f1, f8, f0, f4
  554. .align 4
  555. LL(9999):
  556. lfd f14, 0(SP)
  557. lfd f15, 8(SP)
  558. lfd f16, 16(SP)
  559. lfd f17, 24(SP)
  560. lfd f18, 32(SP)
  561. lfd f19, 40(SP)
  562. lfd f20, 48(SP)
  563. lfd f21, 56(SP)
  564. lfd f22, 64(SP)
  565. lfd f23, 72(SP)
  566. lfd f24, 80(SP)
  567. lfd f25, 88(SP)
  568. lfd f26, 96(SP)
  569. lfd f27, 104(SP)
  570. lfd f28, 112(SP)
  571. lfd f29, 120(SP)
  572. lfd f30, 128(SP)
  573. lfd f31, 136(SP)
  574. addi SP, SP, STACKSIZE
  575. blr
  576. EPILOGUE