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-rw-r--r--arch/ia64/kvm/optvfault.S918
1 files changed, 918 insertions, 0 deletions
diff --git a/arch/ia64/kvm/optvfault.S b/arch/ia64/kvm/optvfault.S
new file mode 100644
index 000000000000..e4f15d641b22
--- /dev/null
+++ b/arch/ia64/kvm/optvfault.S
@@ -0,0 +1,918 @@
1/*
2 * arch/ia64/vmx/optvfault.S
3 * optimize virtualization fault handler
4 *
5 * Copyright (C) 2006 Intel Co
6 * Xuefei Xu (Anthony Xu) <anthony.xu@intel.com>
7 */
8
9#include <asm/asmmacro.h>
10#include <asm/processor.h>
11
12#include "vti.h"
13#include "asm-offsets.h"
14
15#define ACCE_MOV_FROM_AR
16#define ACCE_MOV_FROM_RR
17#define ACCE_MOV_TO_RR
18#define ACCE_RSM
19#define ACCE_SSM
20#define ACCE_MOV_TO_PSR
21#define ACCE_THASH
22
23//mov r1=ar3
24GLOBAL_ENTRY(kvm_asm_mov_from_ar)
25#ifndef ACCE_MOV_FROM_AR
26 br.many kvm_virtualization_fault_back
27#endif
28 add r18=VMM_VCPU_ITC_OFS_OFFSET, r21
29 add r16=VMM_VCPU_LAST_ITC_OFFSET,r21
30 extr.u r17=r25,6,7
31 ;;
32 ld8 r18=[r18]
33 mov r19=ar.itc
34 mov r24=b0
35 ;;
36 add r19=r19,r18
37 addl r20=@gprel(asm_mov_to_reg),gp
38 ;;
39 st8 [r16] = r19
40 adds r30=kvm_resume_to_guest-asm_mov_to_reg,r20
41 shladd r17=r17,4,r20
42 ;;
43 mov b0=r17
44 br.sptk.few b0
45 ;;
46END(kvm_asm_mov_from_ar)
47
48
49// mov r1=rr[r3]
50GLOBAL_ENTRY(kvm_asm_mov_from_rr)
51#ifndef ACCE_MOV_FROM_RR
52 br.many kvm_virtualization_fault_back
53#endif
54 extr.u r16=r25,20,7
55 extr.u r17=r25,6,7
56 addl r20=@gprel(asm_mov_from_reg),gp
57 ;;
58 adds r30=kvm_asm_mov_from_rr_back_1-asm_mov_from_reg,r20
59 shladd r16=r16,4,r20
60 mov r24=b0
61 ;;
62 add r27=VMM_VCPU_VRR0_OFFSET,r21
63 mov b0=r16
64 br.many b0
65 ;;
66kvm_asm_mov_from_rr_back_1:
67 adds r30=kvm_resume_to_guest-asm_mov_from_reg,r20
68 adds r22=asm_mov_to_reg-asm_mov_from_reg,r20
69 shr.u r26=r19,61
70 ;;
71 shladd r17=r17,4,r22
72 shladd r27=r26,3,r27
73 ;;
74 ld8 r19=[r27]
75 mov b0=r17
76 br.many b0
77END(kvm_asm_mov_from_rr)
78
79
80// mov rr[r3]=r2
81GLOBAL_ENTRY(kvm_asm_mov_to_rr)
82#ifndef ACCE_MOV_TO_RR
83 br.many kvm_virtualization_fault_back
84#endif
85 extr.u r16=r25,20,7
86 extr.u r17=r25,13,7
87 addl r20=@gprel(asm_mov_from_reg),gp
88 ;;
89 adds r30=kvm_asm_mov_to_rr_back_1-asm_mov_from_reg,r20
90 shladd r16=r16,4,r20
91 mov r22=b0
92 ;;
93 add r27=VMM_VCPU_VRR0_OFFSET,r21
94 mov b0=r16
95 br.many b0
96 ;;
97kvm_asm_mov_to_rr_back_1:
98 adds r30=kvm_asm_mov_to_rr_back_2-asm_mov_from_reg,r20
99 shr.u r23=r19,61
100 shladd r17=r17,4,r20
101 ;;
102 //if rr6, go back
103 cmp.eq p6,p0=6,r23
104 mov b0=r22
105 (p6) br.cond.dpnt.many kvm_virtualization_fault_back
106 ;;
107 mov r28=r19
108 mov b0=r17
109 br.many b0
110kvm_asm_mov_to_rr_back_2:
111 adds r30=kvm_resume_to_guest-asm_mov_from_reg,r20
112 shladd r27=r23,3,r27
113 ;; // vrr.rid<<4 |0xe
114 st8 [r27]=r19
115 mov b0=r30
116 ;;
117 extr.u r16=r19,8,26
118 extr.u r18 =r19,2,6
119 mov r17 =0xe
120 ;;
121 shladd r16 = r16, 4, r17
122 extr.u r19 =r19,0,8
123 ;;
124 shl r16 = r16,8
125 ;;
126 add r19 = r19, r16
127 ;; //set ve 1
128 dep r19=-1,r19,0,1
129 cmp.lt p6,p0=14,r18
130 ;;
131 (p6) mov r18=14
132 ;;
133 (p6) dep r19=r18,r19,2,6
134 ;;
135 cmp.eq p6,p0=0,r23
136 ;;
137 cmp.eq.or p6,p0=4,r23
138 ;;
139 adds r16=VMM_VCPU_MODE_FLAGS_OFFSET,r21
140 (p6) adds r17=VMM_VCPU_META_SAVED_RR0_OFFSET,r21
141 ;;
142 ld4 r16=[r16]
143 cmp.eq p7,p0=r0,r0
144 (p6) shladd r17=r23,1,r17
145 ;;
146 (p6) st8 [r17]=r19
147 (p6) tbit.nz p6,p7=r16,0
148 ;;
149 (p7) mov rr[r28]=r19
150 mov r24=r22
151 br.many b0
152END(kvm_asm_mov_to_rr)
153
154
155//rsm
156GLOBAL_ENTRY(kvm_asm_rsm)
157#ifndef ACCE_RSM
158 br.many kvm_virtualization_fault_back
159#endif
160 add r16=VMM_VPD_BASE_OFFSET,r21
161 extr.u r26=r25,6,21
162 extr.u r27=r25,31,2
163 ;;
164 ld8 r16=[r16]
165 extr.u r28=r25,36,1
166 dep r26=r27,r26,21,2
167 ;;
168 add r17=VPD_VPSR_START_OFFSET,r16
169 add r22=VMM_VCPU_MODE_FLAGS_OFFSET,r21
170 //r26 is imm24
171 dep r26=r28,r26,23,1
172 ;;
173 ld8 r18=[r17]
174 movl r28=IA64_PSR_IC+IA64_PSR_I+IA64_PSR_DT+IA64_PSR_SI
175 ld4 r23=[r22]
176 sub r27=-1,r26
177 mov r24=b0
178 ;;
179 mov r20=cr.ipsr
180 or r28=r27,r28
181 and r19=r18,r27
182 ;;
183 st8 [r17]=r19
184 and r20=r20,r28
185 /* Comment it out due to short of fp lazy alorgithm support
186 adds r27=IA64_VCPU_FP_PSR_OFFSET,r21
187 ;;
188 ld8 r27=[r27]
189 ;;
190 tbit.nz p8,p0= r27,IA64_PSR_DFH_BIT
191 ;;
192 (p8) dep r20=-1,r20,IA64_PSR_DFH_BIT,1
193 */
194 ;;
195 mov cr.ipsr=r20
196 tbit.nz p6,p0=r23,0
197 ;;
198 tbit.z.or p6,p0=r26,IA64_PSR_DT_BIT
199 (p6) br.dptk kvm_resume_to_guest
200 ;;
201 add r26=VMM_VCPU_META_RR0_OFFSET,r21
202 add r27=VMM_VCPU_META_RR0_OFFSET+8,r21
203 dep r23=-1,r23,0,1
204 ;;
205 ld8 r26=[r26]
206 ld8 r27=[r27]
207 st4 [r22]=r23
208 dep.z r28=4,61,3
209 ;;
210 mov rr[r0]=r26
211 ;;
212 mov rr[r28]=r27
213 ;;
214 srlz.d
215 br.many kvm_resume_to_guest
216END(kvm_asm_rsm)
217
218
219//ssm
220GLOBAL_ENTRY(kvm_asm_ssm)
221#ifndef ACCE_SSM
222 br.many kvm_virtualization_fault_back
223#endif
224 add r16=VMM_VPD_BASE_OFFSET,r21
225 extr.u r26=r25,6,21
226 extr.u r27=r25,31,2
227 ;;
228 ld8 r16=[r16]
229 extr.u r28=r25,36,1
230 dep r26=r27,r26,21,2
231 ;; //r26 is imm24
232 add r27=VPD_VPSR_START_OFFSET,r16
233 dep r26=r28,r26,23,1
234 ;; //r19 vpsr
235 ld8 r29=[r27]
236 mov r24=b0
237 ;;
238 add r22=VMM_VCPU_MODE_FLAGS_OFFSET,r21
239 mov r20=cr.ipsr
240 or r19=r29,r26
241 ;;
242 ld4 r23=[r22]
243 st8 [r27]=r19
244 or r20=r20,r26
245 ;;
246 mov cr.ipsr=r20
247 movl r28=IA64_PSR_DT+IA64_PSR_RT+IA64_PSR_IT
248 ;;
249 and r19=r28,r19
250 tbit.z p6,p0=r23,0
251 ;;
252 cmp.ne.or p6,p0=r28,r19
253 (p6) br.dptk kvm_asm_ssm_1
254 ;;
255 add r26=VMM_VCPU_META_SAVED_RR0_OFFSET,r21
256 add r27=VMM_VCPU_META_SAVED_RR0_OFFSET+8,r21
257 dep r23=0,r23,0,1
258 ;;
259 ld8 r26=[r26]
260 ld8 r27=[r27]
261 st4 [r22]=r23
262 dep.z r28=4,61,3
263 ;;
264 mov rr[r0]=r26
265 ;;
266 mov rr[r28]=r27
267 ;;
268 srlz.d
269 ;;
270kvm_asm_ssm_1:
271 tbit.nz p6,p0=r29,IA64_PSR_I_BIT
272 ;;
273 tbit.z.or p6,p0=r19,IA64_PSR_I_BIT
274 (p6) br.dptk kvm_resume_to_guest
275 ;;
276 add r29=VPD_VTPR_START_OFFSET,r16
277 add r30=VPD_VHPI_START_OFFSET,r16
278 ;;
279 ld8 r29=[r29]
280 ld8 r30=[r30]
281 ;;
282 extr.u r17=r29,4,4
283 extr.u r18=r29,16,1
284 ;;
285 dep r17=r18,r17,4,1
286 ;;
287 cmp.gt p6,p0=r30,r17
288 (p6) br.dpnt.few kvm_asm_dispatch_vexirq
289 br.many kvm_resume_to_guest
290END(kvm_asm_ssm)
291
292
293//mov psr.l=r2
294GLOBAL_ENTRY(kvm_asm_mov_to_psr)
295#ifndef ACCE_MOV_TO_PSR
296 br.many kvm_virtualization_fault_back
297#endif
298 add r16=VMM_VPD_BASE_OFFSET,r21
299 extr.u r26=r25,13,7 //r2
300 ;;
301 ld8 r16=[r16]
302 addl r20=@gprel(asm_mov_from_reg),gp
303 ;;
304 adds r30=kvm_asm_mov_to_psr_back-asm_mov_from_reg,r20
305 shladd r26=r26,4,r20
306 mov r24=b0
307 ;;
308 add r27=VPD_VPSR_START_OFFSET,r16
309 mov b0=r26
310 br.many b0
311 ;;
312kvm_asm_mov_to_psr_back:
313 ld8 r17=[r27]
314 add r22=VMM_VCPU_MODE_FLAGS_OFFSET,r21
315 dep r19=0,r19,32,32
316 ;;
317 ld4 r23=[r22]
318 dep r18=0,r17,0,32
319 ;;
320 add r30=r18,r19
321 movl r28=IA64_PSR_DT+IA64_PSR_RT+IA64_PSR_IT
322 ;;
323 st8 [r27]=r30
324 and r27=r28,r30
325 and r29=r28,r17
326 ;;
327 cmp.eq p5,p0=r29,r27
328 cmp.eq p6,p7=r28,r27
329 (p5) br.many kvm_asm_mov_to_psr_1
330 ;;
331 //virtual to physical
332 (p7) add r26=VMM_VCPU_META_RR0_OFFSET,r21
333 (p7) add r27=VMM_VCPU_META_RR0_OFFSET+8,r21
334 (p7) dep r23=-1,r23,0,1
335 ;;
336 //physical to virtual
337 (p6) add r26=VMM_VCPU_META_SAVED_RR0_OFFSET,r21
338 (p6) add r27=VMM_VCPU_META_SAVED_RR0_OFFSET+8,r21
339 (p6) dep r23=0,r23,0,1
340 ;;
341 ld8 r26=[r26]
342 ld8 r27=[r27]
343 st4 [r22]=r23
344 dep.z r28=4,61,3
345 ;;
346 mov rr[r0]=r26
347 ;;
348 mov rr[r28]=r27
349 ;;
350 srlz.d
351 ;;
352kvm_asm_mov_to_psr_1:
353 mov r20=cr.ipsr
354 movl r28=IA64_PSR_IC+IA64_PSR_I+IA64_PSR_DT+IA64_PSR_SI+IA64_PSR_RT
355 ;;
356 or r19=r19,r28
357 dep r20=0,r20,0,32
358 ;;
359 add r20=r19,r20
360 mov b0=r24
361 ;;
362 /* Comment it out due to short of fp lazy algorithm support
363 adds r27=IA64_VCPU_FP_PSR_OFFSET,r21
364 ;;
365 ld8 r27=[r27]
366 ;;
367 tbit.nz p8,p0=r27,IA64_PSR_DFH_BIT
368 ;;
369 (p8) dep r20=-1,r20,IA64_PSR_DFH_BIT,1
370 ;;
371 */
372 mov cr.ipsr=r20
373 cmp.ne p6,p0=r0,r0
374 ;;
375 tbit.nz.or p6,p0=r17,IA64_PSR_I_BIT
376 tbit.z.or p6,p0=r30,IA64_PSR_I_BIT
377 (p6) br.dpnt.few kvm_resume_to_guest
378 ;;
379 add r29=VPD_VTPR_START_OFFSET,r16
380 add r30=VPD_VHPI_START_OFFSET,r16
381 ;;
382 ld8 r29=[r29]
383 ld8 r30=[r30]
384 ;;
385 extr.u r17=r29,4,4
386 extr.u r18=r29,16,1
387 ;;
388 dep r17=r18,r17,4,1
389 ;;
390 cmp.gt p6,p0=r30,r17
391 (p6) br.dpnt.few kvm_asm_dispatch_vexirq
392 br.many kvm_resume_to_guest
393END(kvm_asm_mov_to_psr)
394
395
396ENTRY(kvm_asm_dispatch_vexirq)
397//increment iip
398 mov r16=cr.ipsr
399 ;;
400 extr.u r17=r16,IA64_PSR_RI_BIT,2
401 tbit.nz p6,p7=r16,IA64_PSR_RI_BIT+1
402 ;;
403 (p6) mov r18=cr.iip
404 (p6) mov r17=r0
405 (p7) add r17=1,r17
406 ;;
407 (p6) add r18=0x10,r18
408 dep r16=r17,r16,IA64_PSR_RI_BIT,2
409 ;;
410 (p6) mov cr.iip=r18
411 mov cr.ipsr=r16
412 mov r30 =1
413 br.many kvm_dispatch_vexirq
414END(kvm_asm_dispatch_vexirq)
415
416// thash
417// TODO: add support when pta.vf = 1
418GLOBAL_ENTRY(kvm_asm_thash)
419#ifndef ACCE_THASH
420 br.many kvm_virtualization_fault_back
421#endif
422 extr.u r17=r25,20,7 // get r3 from opcode in r25
423 extr.u r18=r25,6,7 // get r1 from opcode in r25
424 addl r20=@gprel(asm_mov_from_reg),gp
425 ;;
426 adds r30=kvm_asm_thash_back1-asm_mov_from_reg,r20
427 shladd r17=r17,4,r20 // get addr of MOVE_FROM_REG(r17)
428 adds r16=VMM_VPD_BASE_OFFSET,r21 // get vcpu.arch.priveregs
429 ;;
430 mov r24=b0
431 ;;
432 ld8 r16=[r16] // get VPD addr
433 mov b0=r17
434 br.many b0 // r19 return value
435 ;;
436kvm_asm_thash_back1:
437 shr.u r23=r19,61 // get RR number
438 adds r25=VMM_VCPU_VRR0_OFFSET,r21 // get vcpu->arch.vrr[0]'s addr
439 adds r16=VMM_VPD_VPTA_OFFSET,r16 // get vpta
440 ;;
441 shladd r27=r23,3,r25 // get vcpu->arch.vrr[r23]'s addr
442 ld8 r17=[r16] // get PTA
443 mov r26=1
444 ;;
445 extr.u r29=r17,2,6 // get pta.size
446 ld8 r25=[r27] // get vcpu->arch.vrr[r23]'s value
447 ;;
448 extr.u r25=r25,2,6 // get rr.ps
449 shl r22=r26,r29 // 1UL << pta.size
450 ;;
451 shr.u r23=r19,r25 // vaddr >> rr.ps
452 adds r26=3,r29 // pta.size + 3
453 shl r27=r17,3 // pta << 3
454 ;;
455 shl r23=r23,3 // (vaddr >> rr.ps) << 3
456 shr.u r27=r27,r26 // (pta << 3) >> (pta.size+3)
457 movl r16=7<<61
458 ;;
459 adds r22=-1,r22 // (1UL << pta.size) - 1
460 shl r27=r27,r29 // ((pta<<3)>>(pta.size+3))<<pta.size
461 and r19=r19,r16 // vaddr & VRN_MASK
462 ;;
463 and r22=r22,r23 // vhpt_offset
464 or r19=r19,r27 // (vadr&VRN_MASK)|(((pta<<3)>>(pta.size + 3))<<pta.size)
465 adds r26=asm_mov_to_reg-asm_mov_from_reg,r20
466 ;;
467 or r19=r19,r22 // calc pval
468 shladd r17=r18,4,r26
469 adds r30=kvm_resume_to_guest-asm_mov_from_reg,r20
470 ;;
471 mov b0=r17
472 br.many b0
473END(kvm_asm_thash)
474
475#define MOV_TO_REG0 \
476{; \
477 nop.b 0x0; \
478 nop.b 0x0; \
479 nop.b 0x0; \
480 ;; \
481};
482
483
484#define MOV_TO_REG(n) \
485{; \
486 mov r##n##=r19; \
487 mov b0=r30; \
488 br.sptk.many b0; \
489 ;; \
490};
491
492
493#define MOV_FROM_REG(n) \
494{; \
495 mov r19=r##n##; \
496 mov b0=r30; \
497 br.sptk.many b0; \
498 ;; \
499};
500
501
502#define MOV_TO_BANK0_REG(n) \
503ENTRY_MIN_ALIGN(asm_mov_to_bank0_reg##n##); \
504{; \
505 mov r26=r2; \
506 mov r2=r19; \
507 bsw.1; \
508 ;; \
509}; \
510{; \
511 mov r##n##=r2; \
512 nop.b 0x0; \
513 bsw.0; \
514 ;; \
515}; \
516{; \
517 mov r2=r26; \
518 mov b0=r30; \
519 br.sptk.many b0; \
520 ;; \
521}; \
522END(asm_mov_to_bank0_reg##n##)
523
524
525#define MOV_FROM_BANK0_REG(n) \
526ENTRY_MIN_ALIGN(asm_mov_from_bank0_reg##n##); \
527{; \
528 mov r26=r2; \
529 nop.b 0x0; \
530 bsw.1; \
531 ;; \
532}; \
533{; \
534 mov r2=r##n##; \
535 nop.b 0x0; \
536 bsw.0; \
537 ;; \
538}; \
539{; \
540 mov r19=r2; \
541 mov r2=r26; \
542 mov b0=r30; \
543}; \
544{; \
545 nop.b 0x0; \
546 nop.b 0x0; \
547 br.sptk.many b0; \
548 ;; \
549}; \
550END(asm_mov_from_bank0_reg##n##)
551
552
553#define JMP_TO_MOV_TO_BANK0_REG(n) \
554{; \
555 nop.b 0x0; \
556 nop.b 0x0; \
557 br.sptk.many asm_mov_to_bank0_reg##n##; \
558 ;; \
559}
560
561
562#define JMP_TO_MOV_FROM_BANK0_REG(n) \
563{; \
564 nop.b 0x0; \
565 nop.b 0x0; \
566 br.sptk.many asm_mov_from_bank0_reg##n##; \
567 ;; \
568}
569
570
571MOV_FROM_BANK0_REG(16)
572MOV_FROM_BANK0_REG(17)
573MOV_FROM_BANK0_REG(18)
574MOV_FROM_BANK0_REG(19)
575MOV_FROM_BANK0_REG(20)
576MOV_FROM_BANK0_REG(21)
577MOV_FROM_BANK0_REG(22)
578MOV_FROM_BANK0_REG(23)
579MOV_FROM_BANK0_REG(24)
580MOV_FROM_BANK0_REG(25)
581MOV_FROM_BANK0_REG(26)
582MOV_FROM_BANK0_REG(27)
583MOV_FROM_BANK0_REG(28)
584MOV_FROM_BANK0_REG(29)
585MOV_FROM_BANK0_REG(30)
586MOV_FROM_BANK0_REG(31)
587
588
589// mov from reg table
590ENTRY(asm_mov_from_reg)
591 MOV_FROM_REG(0)
592 MOV_FROM_REG(1)
593 MOV_FROM_REG(2)
594 MOV_FROM_REG(3)
595 MOV_FROM_REG(4)
596 MOV_FROM_REG(5)
597 MOV_FROM_REG(6)
598 MOV_FROM_REG(7)
599 MOV_FROM_REG(8)
600 MOV_FROM_REG(9)
601 MOV_FROM_REG(10)
602 MOV_FROM_REG(11)
603 MOV_FROM_REG(12)
604 MOV_FROM_REG(13)
605 MOV_FROM_REG(14)
606 MOV_FROM_REG(15)
607 JMP_TO_MOV_FROM_BANK0_REG(16)
608 JMP_TO_MOV_FROM_BANK0_REG(17)
609 JMP_TO_MOV_FROM_BANK0_REG(18)
610 JMP_TO_MOV_FROM_BANK0_REG(19)
611 JMP_TO_MOV_FROM_BANK0_REG(20)
612 JMP_TO_MOV_FROM_BANK0_REG(21)
613 JMP_TO_MOV_FROM_BANK0_REG(22)
614 JMP_TO_MOV_FROM_BANK0_REG(23)
615 JMP_TO_MOV_FROM_BANK0_REG(24)
616 JMP_TO_MOV_FROM_BANK0_REG(25)
617 JMP_TO_MOV_FROM_BANK0_REG(26)
618 JMP_TO_MOV_FROM_BANK0_REG(27)
619 JMP_TO_MOV_FROM_BANK0_REG(28)
620 JMP_TO_MOV_FROM_BANK0_REG(29)
621 JMP_TO_MOV_FROM_BANK0_REG(30)
622 JMP_TO_MOV_FROM_BANK0_REG(31)
623 MOV_FROM_REG(32)
624 MOV_FROM_REG(33)
625 MOV_FROM_REG(34)
626 MOV_FROM_REG(35)
627 MOV_FROM_REG(36)
628 MOV_FROM_REG(37)
629 MOV_FROM_REG(38)
630 MOV_FROM_REG(39)
631 MOV_FROM_REG(40)
632 MOV_FROM_REG(41)
633 MOV_FROM_REG(42)
634 MOV_FROM_REG(43)
635 MOV_FROM_REG(44)
636 MOV_FROM_REG(45)
637 MOV_FROM_REG(46)
638 MOV_FROM_REG(47)
639 MOV_FROM_REG(48)
640 MOV_FROM_REG(49)
641 MOV_FROM_REG(50)
642 MOV_FROM_REG(51)
643 MOV_FROM_REG(52)
644 MOV_FROM_REG(53)
645 MOV_FROM_REG(54)
646 MOV_FROM_REG(55)
647 MOV_FROM_REG(56)
648 MOV_FROM_REG(57)
649 MOV_FROM_REG(58)
650 MOV_FROM_REG(59)
651 MOV_FROM_REG(60)
652 MOV_FROM_REG(61)
653 MOV_FROM_REG(62)
654 MOV_FROM_REG(63)
655 MOV_FROM_REG(64)
656 MOV_FROM_REG(65)
657 MOV_FROM_REG(66)
658 MOV_FROM_REG(67)
659 MOV_FROM_REG(68)
660 MOV_FROM_REG(69)
661 MOV_FROM_REG(70)
662 MOV_FROM_REG(71)
663 MOV_FROM_REG(72)
664 MOV_FROM_REG(73)
665 MOV_FROM_REG(74)
666 MOV_FROM_REG(75)
667 MOV_FROM_REG(76)
668 MOV_FROM_REG(77)
669 MOV_FROM_REG(78)
670 MOV_FROM_REG(79)
671 MOV_FROM_REG(80)
672 MOV_FROM_REG(81)
673 MOV_FROM_REG(82)
674 MOV_FROM_REG(83)
675 MOV_FROM_REG(84)
676 MOV_FROM_REG(85)
677 MOV_FROM_REG(86)
678 MOV_FROM_REG(87)
679 MOV_FROM_REG(88)
680 MOV_FROM_REG(89)
681 MOV_FROM_REG(90)
682 MOV_FROM_REG(91)
683 MOV_FROM_REG(92)
684 MOV_FROM_REG(93)
685 MOV_FROM_REG(94)
686 MOV_FROM_REG(95)
687 MOV_FROM_REG(96)
688 MOV_FROM_REG(97)
689 MOV_FROM_REG(98)
690 MOV_FROM_REG(99)
691 MOV_FROM_REG(100)
692 MOV_FROM_REG(101)
693 MOV_FROM_REG(102)
694 MOV_FROM_REG(103)
695 MOV_FROM_REG(104)
696 MOV_FROM_REG(105)
697 MOV_FROM_REG(106)
698 MOV_FROM_REG(107)
699 MOV_FROM_REG(108)
700 MOV_FROM_REG(109)
701 MOV_FROM_REG(110)
702 MOV_FROM_REG(111)
703 MOV_FROM_REG(112)
704 MOV_FROM_REG(113)
705 MOV_FROM_REG(114)
706 MOV_FROM_REG(115)
707 MOV_FROM_REG(116)
708 MOV_FROM_REG(117)
709 MOV_FROM_REG(118)
710 MOV_FROM_REG(119)
711 MOV_FROM_REG(120)
712 MOV_FROM_REG(121)
713 MOV_FROM_REG(122)
714 MOV_FROM_REG(123)
715 MOV_FROM_REG(124)
716 MOV_FROM_REG(125)
717 MOV_FROM_REG(126)
718 MOV_FROM_REG(127)
719END(asm_mov_from_reg)
720
721
722/* must be in bank 0
723 * parameter:
724 * r31: pr
725 * r24: b0
726 */
727ENTRY(kvm_resume_to_guest)
728 adds r16 = VMM_VCPU_SAVED_GP_OFFSET,r21
729 ;;
730 ld8 r1 =[r16]
731 adds r20 = VMM_VCPU_VSA_BASE_OFFSET,r21
732 ;;
733 mov r16=cr.ipsr
734 ;;
735 ld8 r20 = [r20]
736 adds r19=VMM_VPD_BASE_OFFSET,r21
737 ;;
738 ld8 r25=[r19]
739 extr.u r17=r16,IA64_PSR_RI_BIT,2
740 tbit.nz p6,p7=r16,IA64_PSR_RI_BIT+1
741 ;;
742 (p6) mov r18=cr.iip
743 (p6) mov r17=r0
744 ;;
745 (p6) add r18=0x10,r18
746 (p7) add r17=1,r17
747 ;;
748 (p6) mov cr.iip=r18
749 dep r16=r17,r16,IA64_PSR_RI_BIT,2
750 ;;
751 mov cr.ipsr=r16
752 adds r19= VPD_VPSR_START_OFFSET,r25
753 add r28=PAL_VPS_RESUME_NORMAL,r20
754 add r29=PAL_VPS_RESUME_HANDLER,r20
755 ;;
756 ld8 r19=[r19]
757 mov b0=r29
758 cmp.ne p6,p7 = r0,r0
759 ;;
760 tbit.z p6,p7 = r19,IA64_PSR_IC_BIT // p1=vpsr.ic
761 ;;
762 (p6) ld8 r26=[r25]
763 (p7) mov b0=r28
764 mov pr=r31,-2
765 br.sptk.many b0 // call pal service
766 ;;
767END(kvm_resume_to_guest)
768
769
770MOV_TO_BANK0_REG(16)
771MOV_TO_BANK0_REG(17)
772MOV_TO_BANK0_REG(18)
773MOV_TO_BANK0_REG(19)
774MOV_TO_BANK0_REG(20)
775MOV_TO_BANK0_REG(21)
776MOV_TO_BANK0_REG(22)
777MOV_TO_BANK0_REG(23)
778MOV_TO_BANK0_REG(24)
779MOV_TO_BANK0_REG(25)
780MOV_TO_BANK0_REG(26)
781MOV_TO_BANK0_REG(27)
782MOV_TO_BANK0_REG(28)
783MOV_TO_BANK0_REG(29)
784MOV_TO_BANK0_REG(30)
785MOV_TO_BANK0_REG(31)
786
787
788// mov to reg table
789ENTRY(asm_mov_to_reg)
790 MOV_TO_REG0
791 MOV_TO_REG(1)
792 MOV_TO_REG(2)
793 MOV_TO_REG(3)
794 MOV_TO_REG(4)
795 MOV_TO_REG(5)
796 MOV_TO_REG(6)
797 MOV_TO_REG(7)
798 MOV_TO_REG(8)
799 MOV_TO_REG(9)
800 MOV_TO_REG(10)
801 MOV_TO_REG(11)
802 MOV_TO_REG(12)
803 MOV_TO_REG(13)
804 MOV_TO_REG(14)
805 MOV_TO_REG(15)
806 JMP_TO_MOV_TO_BANK0_REG(16)
807 JMP_TO_MOV_TO_BANK0_REG(17)
808 JMP_TO_MOV_TO_BANK0_REG(18)
809 JMP_TO_MOV_TO_BANK0_REG(19)
810 JMP_TO_MOV_TO_BANK0_REG(20)
811 JMP_TO_MOV_TO_BANK0_REG(21)
812 JMP_TO_MOV_TO_BANK0_REG(22)
813 JMP_TO_MOV_TO_BANK0_REG(23)
814 JMP_TO_MOV_TO_BANK0_REG(24)
815 JMP_TO_MOV_TO_BANK0_REG(25)
816 JMP_TO_MOV_TO_BANK0_REG(26)
817 JMP_TO_MOV_TO_BANK0_REG(27)
818 JMP_TO_MOV_TO_BANK0_REG(28)
819 JMP_TO_MOV_TO_BANK0_REG(29)
820 JMP_TO_MOV_TO_BANK0_REG(30)
821 JMP_TO_MOV_TO_BANK0_REG(31)
822 MOV_TO_REG(32)
823 MOV_TO_REG(33)
824 MOV_TO_REG(34)
825 MOV_TO_REG(35)
826 MOV_TO_REG(36)
827 MOV_TO_REG(37)
828 MOV_TO_REG(38)
829 MOV_TO_REG(39)
830 MOV_TO_REG(40)
831 MOV_TO_REG(41)
832 MOV_TO_REG(42)
833 MOV_TO_REG(43)
834 MOV_TO_REG(44)
835 MOV_TO_REG(45)
836 MOV_TO_REG(46)
837 MOV_TO_REG(47)
838 MOV_TO_REG(48)
839 MOV_TO_REG(49)
840 MOV_TO_REG(50)
841 MOV_TO_REG(51)
842 MOV_TO_REG(52)
843 MOV_TO_REG(53)
844 MOV_TO_REG(54)
845 MOV_TO_REG(55)
846 MOV_TO_REG(56)
847 MOV_TO_REG(57)
848 MOV_TO_REG(58)
849 MOV_TO_REG(59)
850 MOV_TO_REG(60)
851 MOV_TO_REG(61)
852 MOV_TO_REG(62)
853 MOV_TO_REG(63)
854 MOV_TO_REG(64)
855 MOV_TO_REG(65)
856 MOV_TO_REG(66)
857 MOV_TO_REG(67)
858 MOV_TO_REG(68)
859 MOV_TO_REG(69)
860 MOV_TO_REG(70)
861 MOV_TO_REG(71)
862 MOV_TO_REG(72)
863 MOV_TO_REG(73)
864 MOV_TO_REG(74)
865 MOV_TO_REG(75)
866 MOV_TO_REG(76)
867 MOV_TO_REG(77)
868 MOV_TO_REG(78)
869 MOV_TO_REG(79)
870 MOV_TO_REG(80)
871 MOV_TO_REG(81)
872 MOV_TO_REG(82)
873 MOV_TO_REG(83)
874 MOV_TO_REG(84)
875 MOV_TO_REG(85)
876 MOV_TO_REG(86)
877 MOV_TO_REG(87)
878 MOV_TO_REG(88)
879 MOV_TO_REG(89)
880 MOV_TO_REG(90)
881 MOV_TO_REG(91)
882 MOV_TO_REG(92)
883 MOV_TO_REG(93)
884 MOV_TO_REG(94)
885 MOV_TO_REG(95)
886 MOV_TO_REG(96)
887 MOV_TO_REG(97)
888 MOV_TO_REG(98)
889 MOV_TO_REG(99)
890 MOV_TO_REG(100)
891 MOV_TO_REG(101)
892 MOV_TO_REG(102)
893 MOV_TO_REG(103)
894 MOV_TO_REG(104)
895 MOV_TO_REG(105)
896 MOV_TO_REG(106)
897 MOV_TO_REG(107)
898 MOV_TO_REG(108)
899 MOV_TO_REG(109)
900 MOV_TO_REG(110)
901 MOV_TO_REG(111)
902 MOV_TO_REG(112)
903 MOV_TO_REG(113)
904 MOV_TO_REG(114)
905 MOV_TO_REG(115)
906 MOV_TO_REG(116)
907 MOV_TO_REG(117)
908 MOV_TO_REG(118)
909 MOV_TO_REG(119)
910 MOV_TO_REG(120)
911 MOV_TO_REG(121)
912 MOV_TO_REG(122)
913 MOV_TO_REG(123)
914 MOV_TO_REG(124)
915 MOV_TO_REG(125)
916 MOV_TO_REG(126)
917 MOV_TO_REG(127)
918END(asm_mov_to_reg)
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-22 06:26:57 -0500