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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 | - | ||