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review.evervolv.com / android_kernel_htc_msm8960 / f10bb2544bab75b3e8df15a7b51a833c78cbd77f / . / include / asm-ia64 / gcc_intrin.h
blob: 4fb4e439b05c35eca06daf2762936939c3e1b333 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]1#ifndef _ASM_IA64_GCC_INTRIN_H
2#define _ASM_IA64_GCC_INTRIN_H
3/*
4 *
5 * Copyright (C) 2002,2003 Jun Nakajima <jun.nakajima@intel.com>
6 * Copyright (C) 2002,2003 Suresh Siddha <suresh.b.siddha@intel.com>
7 */
8
9#include <linux/compiler.h>
10
11/* define this macro to get some asm stmts included in 'c' files */
12#define ASM_SUPPORTED
13
14/* Optimization barrier */
15/* The "volatile" is due to gcc bugs */
16#define ia64_barrier() asm volatile ("":::"memory")
17
18#define ia64_stop() asm volatile (";;"::)
19
20#define ia64_invala_gr(regnum) asm volatile ("invala.e r%0" :: "i"(regnum))
21
22#define ia64_invala_fr(regnum) asm volatile ("invala.e f%0" :: "i"(regnum))
23
24extern void ia64_bad_param_for_setreg (void);
25extern void ia64_bad_param_for_getreg (void);
26
27register unsigned long ia64_r13 asm ("r13") __attribute_used__;
28
29#define ia64_setreg(regnum, val) \
30({ \
31 switch (regnum) { \
32 case _IA64_REG_PSR_L: \
33 asm volatile ("mov psr.l=%0" :: "r"(val) : "memory"); \
34 break; \
35 case _IA64_REG_AR_KR0 ... _IA64_REG_AR_EC: \
36 asm volatile ("mov ar%0=%1" :: \
37 "i" (regnum - _IA64_REG_AR_KR0), \
38 "r"(val): "memory"); \
39 break; \
40 case _IA64_REG_CR_DCR ... _IA64_REG_CR_LRR1: \
41 asm volatile ("mov cr%0=%1" :: \
42 "i" (regnum - _IA64_REG_CR_DCR), \
43 "r"(val): "memory" ); \
44 break; \
45 case _IA64_REG_SP: \
46 asm volatile ("mov r12=%0" :: \
47 "r"(val): "memory"); \
48 break; \
49 case _IA64_REG_GP: \
50 asm volatile ("mov gp=%0" :: "r"(val) : "memory"); \
51 break; \
52 default: \
53 ia64_bad_param_for_setreg(); \
54 break; \
55 } \
56})
57
58#define ia64_getreg(regnum) \
59({ \
60 __u64 ia64_intri_res; \
61 \
62 switch (regnum) { \
63 case _IA64_REG_GP: \
64 asm volatile ("mov %0=gp" : "=r"(ia64_intri_res)); \
65 break; \
66 case _IA64_REG_IP: \
67 asm volatile ("mov %0=ip" : "=r"(ia64_intri_res)); \
68 break; \
69 case _IA64_REG_PSR: \
70 asm volatile ("mov %0=psr" : "=r"(ia64_intri_res)); \
71 break; \
72 case _IA64_REG_TP: /* for current() */ \
73 ia64_intri_res = ia64_r13; \
74 break; \
75 case _IA64_REG_AR_KR0 ... _IA64_REG_AR_EC: \
76 asm volatile ("mov %0=ar%1" : "=r" (ia64_intri_res) \
77 : "i"(regnum - _IA64_REG_AR_KR0)); \
78 break; \
79 case _IA64_REG_CR_DCR ... _IA64_REG_CR_LRR1: \
80 asm volatile ("mov %0=cr%1" : "=r" (ia64_intri_res) \
81 : "i" (regnum - _IA64_REG_CR_DCR)); \
82 break; \
83 case _IA64_REG_SP: \
84 asm volatile ("mov %0=sp" : "=r" (ia64_intri_res)); \
85 break; \
86 default: \
87 ia64_bad_param_for_getreg(); \
88 break; \
89 } \
90 ia64_intri_res; \
91})
92
93#define ia64_hint_pause 0
94
95#define ia64_hint(mode) \
96({ \
97 switch (mode) { \
98 case ia64_hint_pause: \
99 asm volatile ("hint @pause" ::: "memory"); \
100 break; \
101 } \
102})
103
104
105/* Integer values for mux1 instruction */
106#define ia64_mux1_brcst 0
107#define ia64_mux1_mix 8
108#define ia64_mux1_shuf 9
109#define ia64_mux1_alt 10
110#define ia64_mux1_rev 11
111
112#define ia64_mux1(x, mode) \
113({ \
114 __u64 ia64_intri_res; \
115 \
116 switch (mode) { \
117 case ia64_mux1_brcst: \
118 asm ("mux1 %0=%1,@brcst" : "=r" (ia64_intri_res) : "r" (x)); \
119 break; \
120 case ia64_mux1_mix: \
121 asm ("mux1 %0=%1,@mix" : "=r" (ia64_intri_res) : "r" (x)); \
122 break; \
123 case ia64_mux1_shuf: \
124 asm ("mux1 %0=%1,@shuf" : "=r" (ia64_intri_res) : "r" (x)); \
125 break; \
126 case ia64_mux1_alt: \
127 asm ("mux1 %0=%1,@alt" : "=r" (ia64_intri_res) : "r" (x)); \
128 break; \
129 case ia64_mux1_rev: \
130 asm ("mux1 %0=%1,@rev" : "=r" (ia64_intri_res) : "r" (x)); \
131 break; \
132 } \
133 ia64_intri_res; \
134})
135
David Mosberger-Tang821376b2005-04-21 11:07:59 -0700[diff] [blame]136#if __GNUC__ >= 4 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)
137# define ia64_popcnt(x) __builtin_popcountl(x)
138#else
139# define ia64_popcnt(x) \
140 ({ \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]141 __u64 ia64_intri_res; \
142 asm ("popcnt %0=%1" : "=r" (ia64_intri_res) : "r" (x)); \
143 \
144 ia64_intri_res; \
David Mosberger-Tang821376b2005-04-21 11:07:59 -0700[diff] [blame]145 })
146#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]147
148#define ia64_getf_exp(x) \
149({ \
150 long ia64_intri_res; \
151 \
152 asm ("getf.exp %0=%1" : "=r"(ia64_intri_res) : "f"(x)); \
153 \
154 ia64_intri_res; \
155})
156
157#define ia64_shrp(a, b, count) \
158({ \
159 __u64 ia64_intri_res; \
160 asm ("shrp %0=%1,%2,%3" : "=r"(ia64_intri_res) : "r"(a), "r"(b), "i"(count)); \
161 ia64_intri_res; \
162})
163
164#define ia64_ldfs(regnum, x) \
165({ \
166 register double __f__ asm ("f"#regnum); \
167 asm volatile ("ldfs %0=[%1]" :"=f"(__f__): "r"(x)); \
168})
169
170#define ia64_ldfd(regnum, x) \
171({ \
172 register double __f__ asm ("f"#regnum); \
173 asm volatile ("ldfd %0=[%1]" :"=f"(__f__): "r"(x)); \
174})
175
176#define ia64_ldfe(regnum, x) \
177({ \
178 register double __f__ asm ("f"#regnum); \
179 asm volatile ("ldfe %0=[%1]" :"=f"(__f__): "r"(x)); \
180})
181
182#define ia64_ldf8(regnum, x) \
183({ \
184 register double __f__ asm ("f"#regnum); \
185 asm volatile ("ldf8 %0=[%1]" :"=f"(__f__): "r"(x)); \
186})
187
188#define ia64_ldf_fill(regnum, x) \
189({ \
190 register double __f__ asm ("f"#regnum); \
191 asm volatile ("ldf.fill %0=[%1]" :"=f"(__f__): "r"(x)); \
192})
193
194#define ia64_stfs(x, regnum) \
195({ \
196 register double __f__ asm ("f"#regnum); \
197 asm volatile ("stfs [%0]=%1" :: "r"(x), "f"(__f__) : "memory"); \
198})
199
200#define ia64_stfd(x, regnum) \
201({ \
202 register double __f__ asm ("f"#regnum); \
203 asm volatile ("stfd [%0]=%1" :: "r"(x), "f"(__f__) : "memory"); \
204})
205
206#define ia64_stfe(x, regnum) \
207({ \
208 register double __f__ asm ("f"#regnum); \
209 asm volatile ("stfe [%0]=%1" :: "r"(x), "f"(__f__) : "memory"); \
210})
211
212#define ia64_stf8(x, regnum) \
213({ \
214 register double __f__ asm ("f"#regnum); \
215 asm volatile ("stf8 [%0]=%1" :: "r"(x), "f"(__f__) : "memory"); \
216})
217
218#define ia64_stf_spill(x, regnum) \
219({ \
220 register double __f__ asm ("f"#regnum); \
221 asm volatile ("stf.spill [%0]=%1" :: "r"(x), "f"(__f__) : "memory"); \
222})
223
224#define ia64_fetchadd4_acq(p, inc) \
225({ \
226 \
227 __u64 ia64_intri_res; \
228 asm volatile ("fetchadd4.acq %0=[%1],%2" \
229 : "=r"(ia64_intri_res) : "r"(p), "i" (inc) \
230 : "memory"); \
231 \
232 ia64_intri_res; \
233})
234
235#define ia64_fetchadd4_rel(p, inc) \
236({ \
237 __u64 ia64_intri_res; \
238 asm volatile ("fetchadd4.rel %0=[%1],%2" \
239 : "=r"(ia64_intri_res) : "r"(p), "i" (inc) \
240 : "memory"); \
241 \
242 ia64_intri_res; \
243})
244
245#define ia64_fetchadd8_acq(p, inc) \
246({ \
247 \
248 __u64 ia64_intri_res; \
249 asm volatile ("fetchadd8.acq %0=[%1],%2" \
250 : "=r"(ia64_intri_res) : "r"(p), "i" (inc) \
251 : "memory"); \
252 \
253 ia64_intri_res; \
254})
255
256#define ia64_fetchadd8_rel(p, inc) \
257({ \
258 __u64 ia64_intri_res; \
259 asm volatile ("fetchadd8.rel %0=[%1],%2" \
260 : "=r"(ia64_intri_res) : "r"(p), "i" (inc) \
261 : "memory"); \
262 \
263 ia64_intri_res; \
264})
265
266#define ia64_xchg1(ptr,x) \
267({ \
268 __u64 ia64_intri_res; \
269 asm volatile ("xchg1 %0=[%1],%2" \
270 : "=r" (ia64_intri_res) : "r" (ptr), "r" (x) : "memory"); \
271 ia64_intri_res; \
272})
273
274#define ia64_xchg2(ptr,x) \
275({ \
276 __u64 ia64_intri_res; \
277 asm volatile ("xchg2 %0=[%1],%2" : "=r" (ia64_intri_res) \
278 : "r" (ptr), "r" (x) : "memory"); \
279 ia64_intri_res; \
280})
281
282#define ia64_xchg4(ptr,x) \
283({ \
284 __u64 ia64_intri_res; \
285 asm volatile ("xchg4 %0=[%1],%2" : "=r" (ia64_intri_res) \
286 : "r" (ptr), "r" (x) : "memory"); \
287 ia64_intri_res; \
288})
289
290#define ia64_xchg8(ptr,x) \
291({ \
292 __u64 ia64_intri_res; \
293 asm volatile ("xchg8 %0=[%1],%2" : "=r" (ia64_intri_res) \
294 : "r" (ptr), "r" (x) : "memory"); \
295 ia64_intri_res; \
296})
297
298#define ia64_cmpxchg1_acq(ptr, new, old) \
299({ \
300 __u64 ia64_intri_res; \
301 asm volatile ("mov ar.ccv=%0;;" :: "rO"(old)); \
302 asm volatile ("cmpxchg1.acq %0=[%1],%2,ar.ccv": \
303 "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory"); \
304 ia64_intri_res; \
305})
306
307#define ia64_cmpxchg1_rel(ptr, new, old) \
308({ \
309 __u64 ia64_intri_res; \
310 asm volatile ("mov ar.ccv=%0;;" :: "rO"(old)); \
311 asm volatile ("cmpxchg1.rel %0=[%1],%2,ar.ccv": \
312 "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory"); \
313 ia64_intri_res; \
314})
315
316#define ia64_cmpxchg2_acq(ptr, new, old) \
317({ \
318 __u64 ia64_intri_res; \
319 asm volatile ("mov ar.ccv=%0;;" :: "rO"(old)); \
320 asm volatile ("cmpxchg2.acq %0=[%1],%2,ar.ccv": \
321 "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory"); \
322 ia64_intri_res; \
323})
324
325#define ia64_cmpxchg2_rel(ptr, new, old) \
326({ \
327 __u64 ia64_intri_res; \
328 asm volatile ("mov ar.ccv=%0;;" :: "rO"(old)); \
329 \
330 asm volatile ("cmpxchg2.rel %0=[%1],%2,ar.ccv": \
331 "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory"); \
332 ia64_intri_res; \
333})
334
335#define ia64_cmpxchg4_acq(ptr, new, old) \
336({ \
337 __u64 ia64_intri_res; \
338 asm volatile ("mov ar.ccv=%0;;" :: "rO"(old)); \
339 asm volatile ("cmpxchg4.acq %0=[%1],%2,ar.ccv": \
340 "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory"); \
341 ia64_intri_res; \
342})
343
344#define ia64_cmpxchg4_rel(ptr, new, old) \
345({ \
346 __u64 ia64_intri_res; \
347 asm volatile ("mov ar.ccv=%0;;" :: "rO"(old)); \
348 asm volatile ("cmpxchg4.rel %0=[%1],%2,ar.ccv": \
349 "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory"); \
350 ia64_intri_res; \
351})
352
353#define ia64_cmpxchg8_acq(ptr, new, old) \
354({ \
355 __u64 ia64_intri_res; \
356 asm volatile ("mov ar.ccv=%0;;" :: "rO"(old)); \
357 asm volatile ("cmpxchg8.acq %0=[%1],%2,ar.ccv": \
358 "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory"); \
359 ia64_intri_res; \
360})
361
362#define ia64_cmpxchg8_rel(ptr, new, old) \
363({ \
364 __u64 ia64_intri_res; \
365 asm volatile ("mov ar.ccv=%0;;" :: "rO"(old)); \
366 \
367 asm volatile ("cmpxchg8.rel %0=[%1],%2,ar.ccv": \
368 "=r"(ia64_intri_res) : "r"(ptr), "r"(new) : "memory"); \
369 ia64_intri_res; \
370})
371
372#define ia64_mf() asm volatile ("mf" ::: "memory")
373#define ia64_mfa() asm volatile ("mf.a" ::: "memory")
374
375#define ia64_invala() asm volatile ("invala" ::: "memory")
376
377#define ia64_thash(addr) \
378({ \
379 __u64 ia64_intri_res; \
380 asm volatile ("thash %0=%1" : "=r"(ia64_intri_res) : "r" (addr)); \
381 ia64_intri_res; \
382})
383
384#define ia64_srlz_i() asm volatile (";; srlz.i ;;" ::: "memory")
385#define ia64_srlz_d() asm volatile (";; srlz.d" ::: "memory");
386
387#ifdef HAVE_SERIALIZE_DIRECTIVE
388# define ia64_dv_serialize_data() asm volatile (".serialize.data");
389# define ia64_dv_serialize_instruction() asm volatile (".serialize.instruction");
390#else
391# define ia64_dv_serialize_data()
392# define ia64_dv_serialize_instruction()
393#endif
394
395#define ia64_nop(x) asm volatile ("nop %0"::"i"(x));
396
397#define ia64_itci(addr) asm volatile ("itc.i %0;;" :: "r"(addr) : "memory")
398
399#define ia64_itcd(addr) asm volatile ("itc.d %0;;" :: "r"(addr) : "memory")
400
401
402#define ia64_itri(trnum, addr) asm volatile ("itr.i itr[%0]=%1" \
403 :: "r"(trnum), "r"(addr) : "memory")
404
405#define ia64_itrd(trnum, addr) asm volatile ("itr.d dtr[%0]=%1" \
406 :: "r"(trnum), "r"(addr) : "memory")
407
408#define ia64_tpa(addr) \
409({ \
410 __u64 ia64_pa; \
411 asm volatile ("tpa %0 = %1" : "=r"(ia64_pa) : "r"(addr) : "memory"); \
412 ia64_pa; \
413})
414
415#define __ia64_set_dbr(index, val) \
416 asm volatile ("mov dbr[%0]=%1" :: "r"(index), "r"(val) : "memory")
417
418#define ia64_set_ibr(index, val) \
419 asm volatile ("mov ibr[%0]=%1" :: "r"(index), "r"(val) : "memory")
420
421#define ia64_set_pkr(index, val) \
422 asm volatile ("mov pkr[%0]=%1" :: "r"(index), "r"(val) : "memory")
423
424#define ia64_set_pmc(index, val) \
425 asm volatile ("mov pmc[%0]=%1" :: "r"(index), "r"(val) : "memory")
426
427#define ia64_set_pmd(index, val) \
428 asm volatile ("mov pmd[%0]=%1" :: "r"(index), "r"(val) : "memory")
429
430#define ia64_set_rr(index, val) \
431 asm volatile ("mov rr[%0]=%1" :: "r"(index), "r"(val) : "memory");
432
433#define ia64_get_cpuid(index) \
434({ \
435 __u64 ia64_intri_res; \
436 asm volatile ("mov %0=cpuid[%r1]" : "=r"(ia64_intri_res) : "rO"(index)); \
437 ia64_intri_res; \
438})
439
440#define __ia64_get_dbr(index) \
441({ \
442 __u64 ia64_intri_res; \
443 asm volatile ("mov %0=dbr[%1]" : "=r"(ia64_intri_res) : "r"(index)); \
444 ia64_intri_res; \
445})
446
447#define ia64_get_ibr(index) \
448({ \
449 __u64 ia64_intri_res; \
450 asm volatile ("mov %0=ibr[%1]" : "=r"(ia64_intri_res) : "r"(index)); \
451 ia64_intri_res; \
452})
453
454#define ia64_get_pkr(index) \
455({ \
456 __u64 ia64_intri_res; \
457 asm volatile ("mov %0=pkr[%1]" : "=r"(ia64_intri_res) : "r"(index)); \
458 ia64_intri_res; \
459})
460
461#define ia64_get_pmc(index) \
462({ \
463 __u64 ia64_intri_res; \
464 asm volatile ("mov %0=pmc[%1]" : "=r"(ia64_intri_res) : "r"(index)); \
465 ia64_intri_res; \
466})
467
468
469#define ia64_get_pmd(index) \
470({ \
471 __u64 ia64_intri_res; \
472 asm volatile ("mov %0=pmd[%1]" : "=r"(ia64_intri_res) : "r"(index)); \
473 ia64_intri_res; \
474})
475
476#define ia64_get_rr(index) \
477({ \
478 __u64 ia64_intri_res; \
479 asm volatile ("mov %0=rr[%1]" : "=r"(ia64_intri_res) : "r" (index)); \
480 ia64_intri_res; \
481})
482
483#define ia64_fc(addr) asm volatile ("fc %0" :: "r"(addr) : "memory")
484
485
486#define ia64_sync_i() asm volatile (";; sync.i" ::: "memory")
487
488#define ia64_ssm(mask) asm volatile ("ssm %0":: "i"((mask)) : "memory")
489#define ia64_rsm(mask) asm volatile ("rsm %0":: "i"((mask)) : "memory")
490#define ia64_sum(mask) asm volatile ("sum %0":: "i"((mask)) : "memory")
491#define ia64_rum(mask) asm volatile ("rum %0":: "i"((mask)) : "memory")
492
493#define ia64_ptce(addr) asm volatile ("ptc.e %0" :: "r"(addr))
494
495#define ia64_ptcga(addr, size) \
496do { \
497 asm volatile ("ptc.ga %0,%1" :: "r"(addr), "r"(size) : "memory"); \
498 ia64_dv_serialize_data(); \
499} while (0)
500
501#define ia64_ptcl(addr, size) \
502do { \
503 asm volatile ("ptc.l %0,%1" :: "r"(addr), "r"(size) : "memory"); \
504 ia64_dv_serialize_data(); \
505} while (0)
506
507#define ia64_ptri(addr, size) \
508 asm volatile ("ptr.i %0,%1" :: "r"(addr), "r"(size) : "memory")
509
510#define ia64_ptrd(addr, size) \
511 asm volatile ("ptr.d %0,%1" :: "r"(addr), "r"(size) : "memory")
512
513/* Values for lfhint in ia64_lfetch and ia64_lfetch_fault */
514
515#define ia64_lfhint_none 0
516#define ia64_lfhint_nt1 1
517#define ia64_lfhint_nt2 2
518#define ia64_lfhint_nta 3
519
520#define ia64_lfetch(lfhint, y) \
521({ \
522 switch (lfhint) { \
523 case ia64_lfhint_none: \
524 asm volatile ("lfetch [%0]" : : "r"(y)); \
525 break; \
526 case ia64_lfhint_nt1: \
527 asm volatile ("lfetch.nt1 [%0]" : : "r"(y)); \
528 break; \
529 case ia64_lfhint_nt2: \
530 asm volatile ("lfetch.nt2 [%0]" : : "r"(y)); \
531 break; \
532 case ia64_lfhint_nta: \
533 asm volatile ("lfetch.nta [%0]" : : "r"(y)); \
534 break; \
535 } \
536})
537
538#define ia64_lfetch_excl(lfhint, y) \
539({ \
540 switch (lfhint) { \
541 case ia64_lfhint_none: \
542 asm volatile ("lfetch.excl [%0]" :: "r"(y)); \
543 break; \
544 case ia64_lfhint_nt1: \
545 asm volatile ("lfetch.excl.nt1 [%0]" :: "r"(y)); \
546 break; \
547 case ia64_lfhint_nt2: \
548 asm volatile ("lfetch.excl.nt2 [%0]" :: "r"(y)); \
549 break; \
550 case ia64_lfhint_nta: \
551 asm volatile ("lfetch.excl.nta [%0]" :: "r"(y)); \
552 break; \
553 } \
554})
555
556#define ia64_lfetch_fault(lfhint, y) \
557({ \
558 switch (lfhint) { \
559 case ia64_lfhint_none: \
560 asm volatile ("lfetch.fault [%0]" : : "r"(y)); \
561 break; \
562 case ia64_lfhint_nt1: \
563 asm volatile ("lfetch.fault.nt1 [%0]" : : "r"(y)); \
564 break; \
565 case ia64_lfhint_nt2: \
566 asm volatile ("lfetch.fault.nt2 [%0]" : : "r"(y)); \
567 break; \
568 case ia64_lfhint_nta: \
569 asm volatile ("lfetch.fault.nta [%0]" : : "r"(y)); \
570 break; \
571 } \
572})
573
574#define ia64_lfetch_fault_excl(lfhint, y) \
575({ \
576 switch (lfhint) { \
577 case ia64_lfhint_none: \
578 asm volatile ("lfetch.fault.excl [%0]" :: "r"(y)); \
579 break; \
580 case ia64_lfhint_nt1: \
581 asm volatile ("lfetch.fault.excl.nt1 [%0]" :: "r"(y)); \
582 break; \
583 case ia64_lfhint_nt2: \
584 asm volatile ("lfetch.fault.excl.nt2 [%0]" :: "r"(y)); \
585 break; \
586 case ia64_lfhint_nta: \
587 asm volatile ("lfetch.fault.excl.nta [%0]" :: "r"(y)); \
588 break; \
589 } \
590})
591
592#define ia64_intrin_local_irq_restore(x) \
593do { \
594 asm volatile (";; cmp.ne p6,p7=%0,r0;;" \
595 "(p6) ssm psr.i;" \
596 "(p7) rsm psr.i;;" \
597 "(p6) srlz.d" \
598 :: "r"((x)) : "p6", "p7", "memory"); \
599} while (0)
600
601#endif /* _ASM_IA64_GCC_INTRIN_H */