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24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup ia64 |
29 | /** @addtogroup ia64 |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | * |
33 | * |
34 | */ |
34 | */ |
35 | 35 | ||
36 | #include <fpu_context.h> |
36 | #include <fpu_context.h> |
37 | #include <arch/register.h> |
37 | #include <arch/register.h> |
38 | #include <print.h> |
38 | #include <print.h> |
39 | 39 | ||
159 | 155 | ||
160 | } |
156 | } |
161 | 157 | ||
162 | - | ||
163 | void fpu_context_restore(fpu_context_t *fctx) |
158 | void fpu_context_restore(fpu_context_t *fctx) |
164 | { |
159 | { |
281 | } |
273 | } |
282 | 274 | ||
283 | void fpu_enable(void) |
275 | void fpu_enable(void) |
284 | { |
276 | { |
285 | uint64_t a = 0 ; |
277 | uint64_t a = 0 ; |
286 | asm volatile( |
- | |
287 | "rsm %0;;" |
- | |
288 | "srlz.i\n" |
- | |
289 | "srlz.d;;\n" |
- | |
290 | : |
- | |
291 | :"i" (PSR_DFH_MASK) |
- | |
292 | ); |
- | |
293 | asm volatile |
- | |
294 | ( |
- | |
295 | "mov %0=ar.fpsr;;\n" |
- | |
296 | "or %0=%0,%1;;\n" |
- | |
297 | "mov ar.fpsr=%0;;\n" |
- | |
298 | : "+r" (a) |
- | |
299 | : "r" (0x38) |
- | |
300 | ); |
- | |
301 | 278 | ||
- | 279 | asm volatile ( |
|
- | 280 | "rsm %0 ;;" |
|
- | 281 | "srlz.i\n" |
|
- | 282 | "srlz.d ;;\n" |
|
- | 283 | : |
|
- | 284 | : "i" (PSR_DFH_MASK) |
|
- | 285 | ); |
|
- | 286 | ||
- | 287 | asm volatile ( |
|
- | 288 | "mov %0 = ar.fpsr ;;\n" |
|
- | 289 | "or %0 = %0,%1 ;;\n" |
|
- | 290 | "mov ar.fpsr = %0 ;;\n" |
|
- | 291 | : "+r" (a) |
|
- | 292 | : "r" (0x38) |
|
- | 293 | ); |
|
302 | } |
294 | } |
303 | 295 | ||
304 | void fpu_disable(void) |
296 | void fpu_disable(void) |
305 | { |
297 | { |
- | 298 | uint64_t a = 0 ; |
|
306 | 299 | ||
307 | uint64_t a = 0 ; |
- | |
308 | asm volatile( |
300 | asm volatile ( |
309 | "ssm %0;;\n" |
301 | "ssm %0 ;;\n" |
310 | "srlz.i\n" |
302 | "srlz.i\n" |
311 | "srlz.d;;\n" |
303 | "srlz.d ;;\n" |
312 | : |
304 | : |
313 | :"i" (PSR_DFH_MASK) |
305 | : "i" (PSR_DFH_MASK) |
314 | ); |
306 | ); |
- | 307 | ||
315 | asm volatile |
308 | asm volatile ( |
316 | ( |
- | |
317 | "mov %0=ar.fpsr;;\n" |
309 | "mov %0 = ar.fpsr ;;\n" |
318 | "or %0=%0,%1;;\n" |
310 | "or %0 = %0,%1 ;;\n" |
319 | "mov ar.fpsr=%0;;\n" |
311 | "mov ar.fpsr = %0 ;;\n" |
320 | : "+r" (a) |
312 | : "+r" (a) |
321 | : "r" (0x38) |
313 | : "r" (0x38) |
322 | ); |
314 | ); |
323 | - | ||
324 | } |
315 | } |
325 | 316 | ||
326 | void fpu_init(void) |
317 | void fpu_init(void) |
327 | { |
318 | { |
328 | uint64_t a = 0 ; |
319 | uint64_t a = 0 ; |
329 | asm volatile |
- | |
330 | ( |
- | |
331 | "mov %0=ar.fpsr;;\n" |
- | |
332 | "or %0=%0,%1;;\n" |
- | |
333 | "mov ar.fpsr=%0;;\n" |
- | |
334 | : "+r" (a) |
- | |
335 | : "r" (0x38) |
- | |
336 | ); |
- | |
337 | - | ||
338 | asm volatile( |
- | |
339 | "mov f2=f0\n" |
- | |
340 | "mov f3=f0\n" |
- | |
341 | "mov f4=f0\n" |
- | |
342 | "mov f5=f0\n" |
- | |
343 | "mov f6=f0\n" |
- | |
344 | "mov f7=f0\n" |
- | |
345 | "mov f8=f0\n" |
- | |
346 | "mov f9=f0\n" |
- | |
347 | - | ||
348 | "mov f10=f0\n" |
- | |
349 | "mov f11=f0\n" |
- | |
350 | "mov f12=f0\n" |
- | |
351 | "mov f13=f0\n" |
- | |
352 | "mov f14=f0\n" |
- | |
353 | "mov f15=f0\n" |
- | |
354 | "mov f16=f0\n" |
- | |
355 | "mov f17=f0\n" |
- | |
356 | "mov f18=f0\n" |
- | |
357 | "mov f19=f0\n" |
- | |
358 | - | ||
359 | "mov f20=f0\n" |
- | |
360 | "mov f21=f0\n" |
- | |
361 | "mov f22=f0\n" |
- | |
362 | "mov f23=f0\n" |
- | |
363 | "mov f24=f0\n" |
- | |
364 | "mov f25=f0\n" |
- | |
365 | "mov f26=f0\n" |
- | |
366 | "mov f27=f0\n" |
- | |
367 | "mov f28=f0\n" |
- | |
368 | "mov f29=f0\n" |
- | |
369 | - | ||
370 | "mov f30=f0\n" |
- | |
371 | "mov f31=f0\n" |
- | |
372 | "mov f32=f0\n" |
- | |
373 | "mov f33=f0\n" |
- | |
374 | "mov f34=f0\n" |
- | |
375 | "mov f35=f0\n" |
- | |
376 | "mov f36=f0\n" |
- | |
377 | "mov f37=f0\n" |
- | |
378 | "mov f38=f0\n" |
- | |
379 | "mov f39=f0\n" |
- | |
380 | - | ||
381 | "mov f40=f0\n" |
- | |
382 | "mov f41=f0\n" |
- | |
383 | "mov f42=f0\n" |
- | |
384 | "mov f43=f0\n" |
- | |
385 | "mov f44=f0\n" |
- | |
386 | "mov f45=f0\n" |
- | |
387 | "mov f46=f0\n" |
- | |
388 | "mov f47=f0\n" |
- | |
389 | "mov f48=f0\n" |
- | |
390 | "mov f49=f0\n" |
- | |
391 | - | ||
392 | "mov f50=f0\n" |
- | |
393 | "mov f51=f0\n" |
- | |
394 | "mov f52=f0\n" |
- | |
395 | "mov f53=f0\n" |
- | |
396 | "mov f54=f0\n" |
- | |
397 | "mov f55=f0\n" |
- | |
398 | "mov f56=f0\n" |
- | |
399 | "mov f57=f0\n" |
- | |
400 | "mov f58=f0\n" |
- | |
401 | "mov f59=f0\n" |
- | |
402 | - | ||
403 | "mov f60=f0\n" |
- | |
404 | "mov f61=f0\n" |
- | |
405 | "mov f62=f0\n" |
- | |
406 | "mov f63=f0\n" |
- | |
407 | "mov f64=f0\n" |
- | |
408 | "mov f65=f0\n" |
- | |
409 | "mov f66=f0\n" |
- | |
410 | "mov f67=f0\n" |
- | |
411 | "mov f68=f0\n" |
- | |
412 | "mov f69=f0\n" |
- | |
413 | - | ||
414 | "mov f70=f0\n" |
- | |
415 | "mov f71=f0\n" |
- | |
416 | "mov f72=f0\n" |
- | |
417 | "mov f73=f0\n" |
- | |
418 | "mov f74=f0\n" |
- | |
419 | "mov f75=f0\n" |
- | |
420 | "mov f76=f0\n" |
- | |
421 | "mov f77=f0\n" |
- | |
422 | "mov f78=f0\n" |
- | |
423 | "mov f79=f0\n" |
- | |
424 | - | ||
425 | "mov f80=f0\n" |
- | |
426 | "mov f81=f0\n" |
- | |
427 | "mov f82=f0\n" |
- | |
428 | "mov f83=f0\n" |
- | |
429 | "mov f84=f0\n" |
- | |
430 | "mov f85=f0\n" |
- | |
431 | "mov f86=f0\n" |
- | |
432 | "mov f87=f0\n" |
- | |
433 | "mov f88=f0\n" |
- | |
434 | "mov f89=f0\n" |
- | |
435 | - | ||
436 | "mov f90=f0\n" |
- | |
437 | "mov f91=f0\n" |
- | |
438 | "mov f92=f0\n" |
- | |
439 | "mov f93=f0\n" |
- | |
440 | "mov f94=f0\n" |
- | |
441 | "mov f95=f0\n" |
- | |
442 | "mov f96=f0\n" |
- | |
443 | "mov f97=f0\n" |
- | |
444 | "mov f98=f0\n" |
- | |
445 | "mov f99=f0\n" |
- | |
446 | - | ||
447 | "mov f100=f0\n" |
- | |
448 | "mov f101=f0\n" |
- | |
449 | "mov f102=f0\n" |
- | |
450 | "mov f103=f0\n" |
- | |
451 | "mov f104=f0\n" |
- | |
452 | "mov f105=f0\n" |
- | |
453 | "mov f106=f0\n" |
- | |
454 | "mov f107=f0\n" |
- | |
455 | "mov f108=f0\n" |
- | |
456 | "mov f109=f0\n" |
- | |
457 | - | ||
458 | "mov f110=f0\n" |
- | |
459 | "mov f111=f0\n" |
- | |
460 | "mov f112=f0\n" |
- | |
461 | "mov f113=f0\n" |
- | |
462 | "mov f114=f0\n" |
- | |
463 | "mov f115=f0\n" |
- | |
464 | "mov f116=f0\n" |
- | |
465 | "mov f117=f0\n" |
- | |
466 | "mov f118=f0\n" |
- | |
467 | "mov f119=f0\n" |
- | |
468 | - | ||
469 | "mov f120=f0\n" |
- | |
470 | "mov f121=f0\n" |
- | |
471 | "mov f122=f0\n" |
- | |
472 | "mov f123=f0\n" |
- | |
473 | "mov f124=f0\n" |
- | |
474 | "mov f125=f0\n" |
- | |
475 | "mov f126=f0\n" |
- | |
476 | "mov f127=f0\n" |
- | |
477 | 320 | ||
- | 321 | asm volatile ( |
|
- | 322 | "mov %0 = ar.fpsr ;;\n" |
|
- | 323 | "or %0 = %0,%1 ;;\n" |
|
- | 324 | "mov ar.fpsr = %0 ;;\n" |
|
- | 325 | : "+r" (a) |
|
- | 326 | : "r" (0x38) |
|
- | 327 | ); |
|
- | 328 | ||
- | 329 | asm volatile ( |
|
- | 330 | "mov f2 = f0\n" |
|
- | 331 | "mov f3 = f0\n" |
|
- | 332 | "mov f4 = f0\n" |
|
- | 333 | "mov f5 = f0\n" |
|
- | 334 | "mov f6 = f0\n" |
|
- | 335 | "mov f7 = f0\n" |
|
- | 336 | "mov f8 = f0\n" |
|
- | 337 | "mov f9 = f0\n" |
|
- | 338 | ||
- | 339 | "mov f10 = f0\n" |
|
- | 340 | "mov f11 = f0\n" |
|
- | 341 | "mov f12 = f0\n" |
|
- | 342 | "mov f13 = f0\n" |
|
- | 343 | "mov f14 = f0\n" |
|
- | 344 | "mov f15 = f0\n" |
|
- | 345 | "mov f16 = f0\n" |
|
- | 346 | "mov f17 = f0\n" |
|
- | 347 | "mov f18 = f0\n" |
|
- | 348 | "mov f19 = f0\n" |
|
- | 349 | ||
- | 350 | "mov f20 = f0\n" |
|
- | 351 | "mov f21 = f0\n" |
|
- | 352 | "mov f22 = f0\n" |
|
- | 353 | "mov f23 = f0\n" |
|
- | 354 | "mov f24 = f0\n" |
|
- | 355 | "mov f25 = f0\n" |
|
- | 356 | "mov f26 = f0\n" |
|
- | 357 | "mov f27 = f0\n" |
|
- | 358 | "mov f28 = f0\n" |
|
- | 359 | "mov f29 = f0\n" |
|
- | 360 | ||
- | 361 | "mov f30 = f0\n" |
|
- | 362 | "mov f31 = f0\n" |
|
- | 363 | "mov f32 = f0\n" |
|
- | 364 | "mov f33 = f0\n" |
|
- | 365 | "mov f34 = f0\n" |
|
- | 366 | "mov f35 = f0\n" |
|
- | 367 | "mov f36 = f0\n" |
|
- | 368 | "mov f37 = f0\n" |
|
- | 369 | "mov f38 = f0\n" |
|
- | 370 | "mov f39 = f0\n" |
|
- | 371 | ||
- | 372 | "mov f40 = f0\n" |
|
- | 373 | "mov f41 = f0\n" |
|
- | 374 | "mov f42 = f0\n" |
|
- | 375 | "mov f43 = f0\n" |
|
- | 376 | "mov f44 = f0\n" |
|
- | 377 | "mov f45 = f0\n" |
|
- | 378 | "mov f46 = f0\n" |
|
- | 379 | "mov f47 = f0\n" |
|
- | 380 | "mov f48 = f0\n" |
|
- | 381 | "mov f49 = f0\n" |
|
- | 382 | ||
- | 383 | "mov f50 = f0\n" |
|
- | 384 | "mov f51 = f0\n" |
|
- | 385 | "mov f52 = f0\n" |
|
- | 386 | "mov f53 = f0\n" |
|
- | 387 | "mov f54 = f0\n" |
|
- | 388 | "mov f55 = f0\n" |
|
- | 389 | "mov f56 = f0\n" |
|
- | 390 | "mov f57 = f0\n" |
|
- | 391 | "mov f58 = f0\n" |
|
- | 392 | "mov f59 = f0\n" |
|
- | 393 | ||
- | 394 | "mov f60 = f0\n" |
|
- | 395 | "mov f61 = f0\n" |
|
- | 396 | "mov f62 = f0\n" |
|
- | 397 | "mov f63 = f0\n" |
|
- | 398 | "mov f64 = f0\n" |
|
- | 399 | "mov f65 = f0\n" |
|
- | 400 | "mov f66 = f0\n" |
|
- | 401 | "mov f67 = f0\n" |
|
- | 402 | "mov f68 = f0\n" |
|
- | 403 | "mov f69 = f0\n" |
|
- | 404 | ||
- | 405 | "mov f70 = f0\n" |
|
- | 406 | "mov f71 = f0\n" |
|
- | 407 | "mov f72 = f0\n" |
|
- | 408 | "mov f73 = f0\n" |
|
- | 409 | "mov f74 = f0\n" |
|
- | 410 | "mov f75 = f0\n" |
|
- | 411 | "mov f76 = f0\n" |
|
- | 412 | "mov f77 = f0\n" |
|
- | 413 | "mov f78 = f0\n" |
|
- | 414 | "mov f79 = f0\n" |
|
- | 415 | ||
- | 416 | "mov f80 = f0\n" |
|
- | 417 | "mov f81 = f0\n" |
|
- | 418 | "mov f82 = f0\n" |
|
- | 419 | "mov f83 = f0\n" |
|
- | 420 | "mov f84 = f0\n" |
|
- | 421 | "mov f85 = f0\n" |
|
- | 422 | "mov f86 = f0\n" |
|
- | 423 | "mov f87 = f0\n" |
|
- | 424 | "mov f88 = f0\n" |
|
- | 425 | "mov f89 = f0\n" |
|
- | 426 | ||
- | 427 | "mov f90 = f0\n" |
|
- | 428 | "mov f91 = f0\n" |
|
- | 429 | "mov f92 = f0\n" |
|
- | 430 | "mov f93 = f0\n" |
|
- | 431 | "mov f94 = f0\n" |
|
- | 432 | "mov f95 = f0\n" |
|
- | 433 | "mov f96 = f0\n" |
|
- | 434 | "mov f97 = f0\n" |
|
- | 435 | "mov f98 = f0\n" |
|
- | 436 | "mov f99 = f0\n" |
|
- | 437 | ||
- | 438 | "mov f100 = f0\n" |
|
- | 439 | "mov f101 = f0\n" |
|
- | 440 | "mov f102 = f0\n" |
|
- | 441 | "mov f103 = f0\n" |
|
- | 442 | "mov f104 = f0\n" |
|
- | 443 | "mov f105 = f0\n" |
|
- | 444 | "mov f106 = f0\n" |
|
- | 445 | "mov f107 = f0\n" |
|
- | 446 | "mov f108 = f0\n" |
|
- | 447 | "mov f109 = f0\n" |
|
- | 448 | ||
- | 449 | "mov f110 = f0\n" |
|
- | 450 | "mov f111 = f0\n" |
|
- | 451 | "mov f112 = f0\n" |
|
- | 452 | "mov f113 = f0\n" |
|
- | 453 | "mov f114 = f0\n" |
|
- | 454 | "mov f115 = f0\n" |
|
- | 455 | "mov f116 = f0\n" |
|
- | 456 | "mov f117 = f0\n" |
|
- | 457 | "mov f118 = f0\n" |
|
- | 458 | "mov f119 = f0\n" |
|
- | 459 | ||
- | 460 | "mov f120 = f0\n" |
|
- | 461 | "mov f121 = f0\n" |
|
- | 462 | "mov f122 = f0\n" |
|
- | 463 | "mov f123 = f0\n" |
|
- | 464 | "mov f124 = f0\n" |
|
- | 465 | "mov f125 = f0\n" |
|
- | 466 | "mov f126 = f0\n" |
|
- | 467 | "mov f127 = f0\n" |
|
478 | ); |
468 | ); |
479 | 469 | ||
480 | } |
470 | } |
481 | 471 | ||
482 | - | ||
483 | /** @} |
472 | /** @} |
484 | */ |
473 | */ |
485 | - |