1
2 /*--------------------------------------------------------------------*/
3 /*--- Platform-specific syscalls stuff. syswrap-ppc64-linux.c ---*/
4 /*--------------------------------------------------------------------*/
5
6 /*
7 This file is part of Valgrind, a dynamic binary instrumentation
8 framework.
9
10 Copyright (C) 2005-2017 Nicholas Nethercote <njn@valgrind.org>
11 Copyright (C) 2005-2017 Cerion Armour-Brown <cerion@open-works.co.uk>
12
13 This program is free software; you can redistribute it and/or
14 modify it under the terms of the GNU General Public License as
15 published by the Free Software Foundation; either version 2 of the
16 License, or (at your option) any later version.
17
18 This program is distributed in the hope that it will be useful, but
19 WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21 General Public License for more details.
22
23 You should have received a copy of the GNU General Public License
24 along with this program; if not, write to the Free Software
25 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
26 02111-1307, USA.
27
28 The GNU General Public License is contained in the file COPYING.
29 */
30
31 #if defined(VGP_ppc64be_linux) || defined(VGP_ppc64le_linux)
32
33 #include "pub_core_basics.h"
34 #include "pub_core_vki.h"
35 #include "pub_core_vkiscnums.h"
36 #include "pub_core_threadstate.h"
37 #include "pub_core_aspacemgr.h"
38 #include "pub_core_debuglog.h"
39 #include "pub_core_libcbase.h"
40 #include "pub_core_libcassert.h"
41 #include "pub_core_libcprint.h"
42 #include "pub_core_libcproc.h"
43 #include "pub_core_libcsignal.h"
44 #include "pub_core_options.h"
45 #include "pub_core_scheduler.h"
46 #include "pub_core_sigframe.h" // For VG_(sigframe_destroy)()
47 #include "pub_core_signals.h"
48 #include "pub_core_syscall.h"
49 #include "pub_core_syswrap.h"
50 #include "pub_core_tooliface.h"
51
52 #include "priv_types_n_macros.h"
53 #include "priv_syswrap-generic.h" /* for decls of generic wrappers */
54 #include "priv_syswrap-linux.h" /* for decls of linux-ish wrappers */
55 #include "priv_syswrap-main.h"
56
57
58 /* ---------------------------------------------------------------------
59 clone() handling
60 ------------------------------------------------------------------ */
61
62 /* Call f(arg1), but first switch stacks, using 'stack' as the new
63 stack, and use 'retaddr' as f's return-to address. Also, clear all
64 the integer registers before entering f.*/
65 __attribute__((noreturn))
66 void ML_(call_on_new_stack_0_1) ( Addr stack,
67 Addr retaddr,
68 void (*f_desc)(Word),
69 Word arg1 );
70 // r3 = stack
71 // r4 = retaddr
72 // r5 = function descriptor
73 // r6 = arg1
74 /* On PPC64, a func ptr is represented by a TOC entry ptr.
75 This TOC entry contains three words; the first word is the function
76 address, the second word is the TOC ptr (r2), and the third word is
77 the static chain value. */
78 asm(
79 #if defined(VGP_ppc64be_linux)
80 " .align 2\n"
81 " .globl vgModuleLocal_call_on_new_stack_0_1\n"
82 " .section \".opd\",\"aw\"\n"
83 " .align 3\n"
84 "vgModuleLocal_call_on_new_stack_0_1:\n"
85 " .quad .vgModuleLocal_call_on_new_stack_0_1,.TOC.@tocbase,0\n"
86 " .previous\n"
87 " .type .vgModuleLocal_call_on_new_stack_0_1,@function\n"
88 " .globl .vgModuleLocal_call_on_new_stack_0_1\n"
89 ".vgModuleLocal_call_on_new_stack_0_1:\n"
90 " mr %r1,%r3\n\t" // stack to %sp
91 " mtlr %r4\n\t" // retaddr to %lr
92 " ld 5,0(5)\n\t" // load f_ptr from f_desc[0]
93 " mtctr %r5\n\t" // f_ptr to count reg
94 " mr %r3,%r6\n\t" // arg1 to %r3
95 " li 0,0\n\t" // zero all GP regs
96 " li 4,0\n\t"
97 " li 5,0\n\t"
98 " li 6,0\n\t"
99 " li 7,0\n\t"
100 " li 8,0\n\t"
101 " li 9,0\n\t"
102 " li 10,0\n\t"
103 " li 11,0\n\t"
104 " li 12,0\n\t"
105 " li 13,0\n\t"
106 " li 14,0\n\t"
107 " li 15,0\n\t"
108 " li 16,0\n\t"
109 " li 17,0\n\t"
110 " li 18,0\n\t"
111 " li 19,0\n\t"
112 " li 20,0\n\t"
113 " li 21,0\n\t"
114 " li 22,0\n\t"
115 " li 23,0\n\t"
116 " li 24,0\n\t"
117 " li 25,0\n\t"
118 " li 26,0\n\t"
119 " li 27,0\n\t"
120 " li 28,0\n\t"
121 " li 29,0\n\t"
122 " li 30,0\n\t"
123 " li 31,0\n\t"
124 " mtxer 0\n\t" // CAB: Need this?
125 " mtcr 0\n\t" // CAB: Need this?
126 " bctr\n\t" // jump to dst
127 " trap\n" // should never get here
128 #else
129 // ppc64le_linux
130 " .align 2\n"
131 " .globl vgModuleLocal_call_on_new_stack_0_1\n"
132 "vgModuleLocal_call_on_new_stack_0_1:\n"
133 " .type .vgModuleLocal_call_on_new_stack_0_1,@function\n"
134 "#if _CALL_ELF == 2 \n"
135 "0: addis 2,12,.TOC.-0b@ha\n"
136 " addi 2,2,.TOC.-0b@l\n"
137 "#endif\n"
138 ".localentry vgModuleLocal_call_on_new_stack_0_1, .-vgModuleLocal_call_on_new_stack_0_1\n"
139 " mr %r1,%r3\n\t" // stack to %sp
140 " mtlr %r4\n\t" // retaddr to %lr
141 " mtctr %r5\n\t" // f_ptr to count reg
142 " mr %r3,%r6\n\t" // arg1 to %r3
143 " li 0,0\n\t" // zero all GP regs
144 " li 4,0\n\t"
145 " li 5,0\n\t"
146 " li 6,0\n\t"
147 " li 7,0\n\t"
148 " li 8,0\n\t"
149 " li 9,0\n\t"
150 " li 10,0\n\t"
151 " li 11,0\n\t"
152 " li 12,0\n\t"
153 " li 13,0\n\t"
154 " li 14,0\n\t"
155 " li 15,0\n\t"
156 " li 16,0\n\t"
157 " li 17,0\n\t"
158 " li 18,0\n\t"
159 " li 19,0\n\t"
160 " li 20,0\n\t"
161 " li 21,0\n\t"
162 " li 22,0\n\t"
163 " li 23,0\n\t"
164 " li 24,0\n\t"
165 " li 25,0\n\t"
166 " li 26,0\n\t"
167 " li 27,0\n\t"
168 " li 28,0\n\t"
169 " li 29,0\n\t"
170 " li 30,0\n\t"
171 " li 31,0\n\t"
172 " mtxer 0\n\t" // CAB: Need this?
173 " mtcr 0\n\t" // CAB: Need this?
174 " bctr\n\t" // jump to dst
175 " trap\n" // should never get here
176 #endif
177 );
178
179
180 /*
181 Perform a clone system call. clone is strange because it has
182 fork()-like return-twice semantics, so it needs special
183 handling here.
184
185 Upon entry, we have:
186
187 word (fn)(void*) in r3
188 void* child_stack in r4
189 word flags in r5
190 void* arg in r6
191 pid_t* child_tid in r7
192 pid_t* parent_tid in r8
193 void* ??? in r9
194
195 Note: r3 contains fn desc ptr, not fn ptr -- p_fn = p_fn_desc[0]
196 System call requires:
197
198 int $__NR_clone in r0 (sc number)
199 int flags in r3 (sc arg1)
200 void* child_stack in r4 (sc arg2)
201 pid_t* parent_tid in r5 (sc arg3)
202 ?? child_tls in r6 (sc arg4)
203 pid_t* child_tid in r7 (sc arg5)
204 void* ??? in r8 (sc arg6)
205
206 Returns a ULong encoded as: top half is %cr following syscall,
207 low half is syscall return value (r3).
208 */
209 #define __NR_CLONE VG_STRINGIFY(__NR_clone)
210 #define __NR_EXIT VG_STRINGIFY(__NR_exit)
211
212 // See priv_syswrap-linux.h for arg profile.
213 asm(
214 #if defined(VGP_ppc64be_linux)
215 " .align 2\n"
216 " .globl do_syscall_clone_ppc64_linux\n"
217 " .section \".opd\",\"aw\"\n"
218 " .align 3\n"
219 "do_syscall_clone_ppc64_linux:\n"
220 " .quad .do_syscall_clone_ppc64_linux,.TOC.@tocbase,0\n"
221 " .previous\n"
222 " .type .do_syscall_clone_ppc64_linux,@function\n"
223 " .globl .do_syscall_clone_ppc64_linux\n"
224 ".do_syscall_clone_ppc64_linux:\n"
225 " stdu 1,-64(1)\n"
226 " std 29,40(1)\n"
227 " std 30,48(1)\n"
228 " std 31,56(1)\n"
229 " mr 30,3\n" // preserve fn
230 " mr 31,6\n" // preserve arg
231
232 // setup child stack
233 " rldicr 4,4, 0,59\n" // trim sp to multiple of 16 bytes
234 // (r4 &= ~0xF)
235 " li 0,0\n"
236 " stdu 0,-32(4)\n" // make initial stack frame
237 " mr 29,4\n" // preserve sp
238
239 // setup syscall
240 " li 0,"__NR_CLONE"\n" // syscall number
241 " mr 3,5\n" // syscall arg1: flags
242 // r4 already setup // syscall arg2: child_stack
243 " mr 5,8\n" // syscall arg3: parent_tid
244 " mr 6,13\n" // syscall arg4: REAL THREAD tls
245 " mr 7,7\n" // syscall arg5: child_tid
246 " mr 8,8\n" // syscall arg6: ????
247 " mr 9,9\n" // syscall arg7: ????
248
249 " sc\n" // clone()
250
251 " mfcr 4\n" // CR now in low half r4
252 " sldi 4,4,32\n" // CR now in hi half r4
253
254 " sldi 3,3,32\n"
255 " srdi 3,3,32\n" // zero out hi half r3
256
257 " or 3,3,4\n" // r3 = CR : syscall-retval
258 " cmpwi 3,0\n" // child if retval == 0 (note, cmpw)
259 " bne 1f\n" // jump if !child
260
261 /* CHILD - call thread function */
262 /* Note: 2.4 kernel doesn't set the child stack pointer,
263 so we do it here.
264 That does leave a small window for a signal to be delivered
265 on the wrong stack, unfortunately. */
266 " mr 1,29\n"
267 " ld 30, 0(30)\n" // convert fn desc ptr to fn ptr
268 " mtctr 30\n" // ctr reg = fn
269 " mr 3,31\n" // r3 = arg
270 " bctrl\n" // call fn()
271
272 // exit with result
273 " li 0,"__NR_EXIT"\n"
274 " sc\n"
275
276 // Exit returned?!
277 " .long 0\n"
278
279 // PARENT or ERROR - return
280 "1: ld 29,40(1)\n"
281 " ld 30,48(1)\n"
282 " ld 31,56(1)\n"
283 " addi 1,1,64\n"
284 " blr\n"
285 #else
286 " .align 2\n"
287 " .globl do_syscall_clone_ppc64_linux\n"
288 " .type do_syscall_clone_ppc64_linux,@function\n"
289 "do_syscall_clone_ppc64_linux:\n"
290 " .globl .do_syscall_clone_ppc64_linux\n"
291 ".do_syscall_clone_ppc64_linux:\n"
292 "#if _CALL_ELF == 2 \n"
293 "0: addis 2,12,.TOC.-0b@ha \n"
294 " addi 2,2,.TOC.-0b@l \n"
295 "#endif \n"
296 " .localentry do_syscall_clone_ppc64_linux, .-do_syscall_clone_ppc64_linux \n"
297 " stdu 1,-64(1)\n"
298 " std 29,40(1)\n"
299 " std 30,48(1)\n"
300 " std 31,56(1)\n"
301 " mr 30,3\n" // preserve fn
302 " mr 31,6\n" // preserve arg
303
304 // setup child stack
305 " rldicr 4,4, 0,59\n" // trim sp to multiple of 16 bytes
306 // (r4 &= ~0xF)
307 " li 0,0\n"
308 " stdu 0,-32(4)\n" // make initial stack frame
309 " mr 29,4\n" // preserve sp
310
311 // setup syscall
312 " li 0,"__NR_CLONE"\n" // syscall number
313 " mr 3,5\n" // syscall arg1: flags
314 // r4 already setup // syscall arg2: child_stack
315 " mr 5,8\n" // syscall arg3: parent_tid
316 " mr 6,13\n" // syscall arg4: REAL THREAD tls
317 " mr 7,7\n" // syscall arg5: child_tid
318 " mr 8,8\n" // syscall arg6: ????
319 " mr 9,9\n" // syscall arg7: ????
320
321 " sc\n" // clone()
322
323 " mfcr 4\n" // CR now in low half r4
324 " sldi 4,4,32\n" // CR now in hi half r4
325
326 " sldi 3,3,32\n"
327 " srdi 3,3,32\n" // zero out hi half r3
328
329 " or 3,3,4\n" // r3 = CR : syscall-retval
330 " cmpwi 3,0\n" // child if retval == 0 (note, cmpw)
331 " bne 1f\n" // jump if !child
332
333 /* CHILD - call thread function */
334 /* Note: 2.4 kernel doesn't set the child stack pointer,
335 so we do it here.
336 That does leave a small window for a signal to be delivered
337 on the wrong stack, unfortunately. */
338 " mr 1,29\n"
339 " mtctr 30\n" // ctr reg = fn
340 " mr 3,31\n" // r3 = arg
341 " bctrl\n" // call fn()
342
343 // exit with result
344 " li 0,"__NR_EXIT"\n"
345 " sc\n"
346
347 // Exit returned?!
348 " .long 0\n"
349
350 // PARENT or ERROR - return
351 "1: ld 29,40(1)\n"
352 " ld 30,48(1)\n"
353 " ld 31,56(1)\n"
354 " addi 1,1,64\n"
355 " blr\n"
356 #endif
357 );
358
359 #undef __NR_CLONE
360 #undef __NR_EXIT
361
362 /* ---------------------------------------------------------------------
363 More thread stuff
364 ------------------------------------------------------------------ */
365
VG_(cleanup_thread)366 void VG_(cleanup_thread) ( ThreadArchState* arch )
367 {
368 }
369
370 /* ---------------------------------------------------------------------
371 PRE/POST wrappers for ppc64/Linux-specific syscalls
372 ------------------------------------------------------------------ */
373
374 #define PRE(name) DEFN_PRE_TEMPLATE(ppc64_linux, name)
375 #define POST(name) DEFN_POST_TEMPLATE(ppc64_linux, name)
376
377 /* Add prototypes for the wrappers declared here, so that gcc doesn't
378 harass us for not having prototypes. Really this is a kludge --
379 the right thing to do is to make these wrappers 'static' since they
380 aren't visible outside this file, but that requires even more macro
381 magic. */
382
383 DECL_TEMPLATE(ppc64_linux, sys_mmap);
384 //zz DECL_TEMPLATE(ppc64_linux, sys_mmap2);
385 //zz DECL_TEMPLATE(ppc64_linux, sys_stat64);
386 //zz DECL_TEMPLATE(ppc64_linux, sys_lstat64);
387 //zz DECL_TEMPLATE(ppc64_linux, sys_fstat64);
388 //zz DECL_TEMPLATE(ppc64_linux, sys_sigreturn);
389 DECL_TEMPLATE(ppc64_linux, sys_rt_sigreturn);
390 DECL_TEMPLATE(ppc64_linux, sys_fadvise64);
391
PRE(sys_mmap)392 PRE(sys_mmap)
393 {
394 SysRes r;
395
396 PRINT("sys_mmap ( %#lx, %lu, %lu, %lu, %lu, %lu )",
397 ARG1, ARG2, ARG3, ARG4, ARG5, ARG6 );
398 PRE_REG_READ6(long, "mmap",
399 unsigned long, start, unsigned long, length,
400 unsigned long, prot, unsigned long, flags,
401 unsigned long, fd, unsigned long, offset);
402
403 r = ML_(generic_PRE_sys_mmap)( tid, ARG1, ARG2, ARG3, ARG4, ARG5,
404 (Off64T)ARG6 );
405 SET_STATUS_from_SysRes(r);
406 }
407
408 //zz PRE(sys_mmap2)
409 //zz {
410 //zz SysRes r;
411 //zz
412 //zz // Exactly like old_mmap() except:
413 //zz // - the file offset is specified in 4K units rather than bytes,
414 //zz // so that it can be used for files bigger than 2^32 bytes.
415 //zz PRINT("sys_mmap2 ( %p, %llu, %d, %d, %d, %d )",
416 //zz ARG1, (ULong)ARG2, ARG3, ARG4, ARG5, ARG6 );
417 //zz PRE_REG_READ6(long, "mmap2",
418 //zz unsigned long, start, unsigned long, length,
419 //zz unsigned long, prot, unsigned long, flags,
420 //zz unsigned long, fd, unsigned long, offset);
421 //zz
422 //zz r = ML_(generic_PRE_sys_mmap)( tid, ARG1, ARG2, ARG3, ARG4, ARG5,
423 //zz 4096 * (Off64T)ARG6 );
424 //zz SET_STATUS_from_SysRes(r);
425 //zz }
426 //zz
427 //zz // XXX: lstat64/fstat64/stat64 are generic, but not necessarily
428 //zz // applicable to every architecture -- I think only to 32-bit archs.
429 //zz // We're going to need something like linux/core_os32.h for such
430 //zz // things, eventually, I think. --njn
431 //zz PRE(sys_stat64)
432 //zz {
433 //zz PRINT("sys_stat64 ( %p, %p )",ARG1,ARG2);
434 //zz PRE_REG_READ2(long, "stat64", char *, file_name, struct stat64 *, buf);
435 //zz PRE_MEM_RASCIIZ( "stat64(file_name)", ARG1 );
436 //zz PRE_MEM_WRITE( "stat64(buf)", ARG2, sizeof(struct vki_stat64) );
437 //zz }
438 //zz
439 //zz POST(sys_stat64)
440 //zz {
441 //zz POST_MEM_WRITE( ARG2, sizeof(struct vki_stat64) );
442 //zz }
443 //zz
444 //zz PRE(sys_lstat64)
445 //zz {
446 //zz PRINT("sys_lstat64 ( %p(%s), %p )",ARG1,ARG1,ARG2);
447 //zz PRE_REG_READ2(long, "lstat64", char *, file_name, struct stat64 *, buf);
448 //zz PRE_MEM_RASCIIZ( "lstat64(file_name)", ARG1 );
449 //zz PRE_MEM_WRITE( "lstat64(buf)", ARG2, sizeof(struct vki_stat64) );
450 //zz }
451 //zz
452 //zz POST(sys_lstat64)
453 //zz {
454 //zz vg_assert(SUCCESS);
455 //zz if (RES == 0) {
456 //zz POST_MEM_WRITE( ARG2, sizeof(struct vki_stat64) );
457 //zz }
458 //zz }
459 //zz
460 //zz PRE(sys_fstat64)
461 //zz {
462 //zz PRINT("sys_fstat64 ( %d, %p )",ARG1,ARG2);
463 //zz PRE_REG_READ2(long, "fstat64", unsigned long, fd, struct stat64 *, buf);
464 //zz PRE_MEM_WRITE( "fstat64(buf)", ARG2, sizeof(struct vki_stat64) );
465 //zz }
466 //zz
467 //zz POST(sys_fstat64)
468 //zz {
469 //zz POST_MEM_WRITE( ARG2, sizeof(struct vki_stat64) );
470 //zz }
471
PRE(sys_fadvise64)472 PRE(sys_fadvise64)
473 {
474 PRINT("sys_fadvise64 ( %ld, %ld, %lu, %ld )", SARG1, SARG2, SARG3, SARG4);
475 PRE_REG_READ4(long, "fadvise64",
476 int, fd, vki_loff_t, offset, vki_size_t, len, int, advice);
477 }
478
PRE(sys_rt_sigreturn)479 PRE(sys_rt_sigreturn)
480 {
481 /* See comments on PRE(sys_rt_sigreturn) in syswrap-amd64-linux.c for
482 an explanation of what follows. */
483
484 //ThreadState* tst;
485 PRINT("sys_rt_sigreturn ( )");
486
487 vg_assert(VG_(is_valid_tid)(tid));
488 vg_assert(tid >= 1 && tid < VG_N_THREADS);
489 vg_assert(VG_(is_running_thread)(tid));
490
491 ///* Adjust esp to point to start of frame; skip back up over handler
492 // ret addr */
493 //tst = VG_(get_ThreadState)(tid);
494 //tst->arch.vex.guest_ESP -= sizeof(Addr);
495 // Should we do something equivalent on ppc64-linux? Who knows.
496
497 ///* This is only so that the EIP is (might be) useful to report if
498 // something goes wrong in the sigreturn */
499 //ML_(fixup_guest_state_to_restart_syscall)(&tst->arch);
500 // Should we do something equivalent on ppc64? Who knows.
501
502 /* Restore register state from frame and remove it */
503 VG_(sigframe_destroy)(tid, True);
504
505 /* Tell the driver not to update the guest state with the "result",
506 and set a bogus result to keep it happy. */
507 *flags |= SfNoWriteResult;
508 SET_STATUS_Success(0);
509
510 /* Check to see if any signals arose as a result of this. */
511 *flags |= SfPollAfter;
512 }
513
514 #undef PRE
515 #undef POST
516
517 /* ---------------------------------------------------------------------
518 The ppc64/Linux syscall table
519 ------------------------------------------------------------------ */
520
521 /* Add an ppc64-linux specific wrapper to a syscall table. */
522 #define PLAX_(sysno, name) WRAPPER_ENTRY_X_(ppc64_linux, sysno, name)
523 #define PLAXY(sysno, name) WRAPPER_ENTRY_XY(ppc64_linux, sysno, name)
524
525 // This table maps from __NR_xxx syscall numbers (from
526 // linux/include/asm-ppc/unistd.h) to the appropriate PRE/POST sys_foo()
527 // wrappers on ppc64 (as per sys_call_table in linux/arch/ppc/kernel/entry.S).
528 //
529 // For those syscalls not handled by Valgrind, the annotation indicate its
530 // arch/OS combination, eg. */* (generic), */Linux (Linux only), ?/?
531 // (unknown).
532
533 static SyscallTableEntry syscall_table[] = {
534 // _____(__NR_restart_syscall, sys_restart_syscall), // 0
535 GENX_(__NR_exit, sys_exit), // 1
536 GENX_(__NR_fork, sys_fork), // 2
537 GENXY(__NR_read, sys_read), // 3
538 GENX_(__NR_write, sys_write), // 4
539
540 GENXY(__NR_open, sys_open), // 5
541 GENXY(__NR_close, sys_close), // 6
542 GENXY(__NR_waitpid, sys_waitpid), // 7
543 GENXY(__NR_creat, sys_creat), // 8
544 GENX_(__NR_link, sys_link), // 9
545
546 GENX_(__NR_unlink, sys_unlink), // 10
547 GENX_(__NR_execve, sys_execve), // 11
548 GENX_(__NR_chdir, sys_chdir), // 12
549 GENXY(__NR_time, sys_time), // 13
550 GENX_(__NR_mknod, sys_mknod), // 14
551
552 GENX_(__NR_chmod, sys_chmod), // 15
553 GENX_(__NR_lchown, sys_lchown), // 16
554 // _____(__NR_break, sys_break), // 17
555 // _____(__NR_oldstat, sys_oldstat), // 18
556 LINX_(__NR_lseek, sys_lseek), // 19
557
558 GENX_(__NR_getpid, sys_getpid), // 20
559 LINX_(__NR_mount, sys_mount), // 21
560 // _____(__NR_umount, sys_umount), // 22
561 GENX_(__NR_setuid, sys_setuid), // 23
562 GENX_(__NR_getuid, sys_getuid), // 24
563
564 // _____(__NR_stime, sys_stime), // 25
565 // When ptrace is supported, memcheck/tests/linux/getregset should be enabled
566 // _____(__NR_ptrace, sys_ptrace), // 26
567 GENX_(__NR_alarm, sys_alarm), // 27
568 // _____(__NR_oldfstat, sys_oldfstat), // 28
569 GENX_(__NR_pause, sys_pause), // 29
570
571 LINX_(__NR_utime, sys_utime), // 30
572 // _____(__NR_stty, sys_stty), // 31
573 // _____(__NR_gtty, sys_gtty), // 32
574 GENX_(__NR_access, sys_access), // 33
575 // _____(__NR_nice, sys_nice), // 34
576
577 // _____(__NR_ftime, sys_ftime), // 35
578 GENX_(__NR_sync, sys_sync), // 36
579 GENX_(__NR_kill, sys_kill), // 37
580 GENX_(__NR_rename, sys_rename), // 38
581 GENX_(__NR_mkdir, sys_mkdir), // 39
582
583 GENX_(__NR_rmdir, sys_rmdir), // 40
584 GENXY(__NR_dup, sys_dup), // 41
585 LINXY(__NR_pipe, sys_pipe), // 42
586 GENXY(__NR_times, sys_times), // 43
587 // _____(__NR_prof, sys_prof), // 44
588
589 GENX_(__NR_brk, sys_brk), // 45
590 GENX_(__NR_setgid, sys_setgid), // 46
591 GENX_(__NR_getgid, sys_getgid), // 47
592 // _____(__NR_signal, sys_signal), // 48
593 GENX_(__NR_geteuid, sys_geteuid), // 49
594
595 GENX_(__NR_getegid, sys_getegid), // 50
596 // _____(__NR_acct, sys_acct), // 51
597 LINX_(__NR_umount2, sys_umount), // 52
598 // _____(__NR_lock, sys_lock), // 53
599 LINXY(__NR_ioctl, sys_ioctl), // 54
600
601 LINXY(__NR_fcntl, sys_fcntl), // 55
602 // _____(__NR_mpx, sys_mpx), // 56
603 GENX_(__NR_setpgid, sys_setpgid), // 57
604 // _____(__NR_ulimit, sys_ulimit), // 58
605 // _____(__NR_oldolduname, sys_oldolduname), // 59
606
607 GENX_(__NR_umask, sys_umask), // 60
608 GENX_(__NR_chroot, sys_chroot), // 61
609 // _____(__NR_ustat, sys_ustat), // 62
610 GENXY(__NR_dup2, sys_dup2), // 63
611 GENX_(__NR_getppid, sys_getppid), // 64
612
613 GENX_(__NR_getpgrp, sys_getpgrp), // 65
614 GENX_(__NR_setsid, sys_setsid), // 66
615 // _____(__NR_sigaction, sys_sigaction), // 67
616 // _____(__NR_sgetmask, sys_sgetmask), // 68
617 // _____(__NR_ssetmask, sys_ssetmask), // 69
618
619 GENX_(__NR_setreuid, sys_setreuid), // 70
620 GENX_(__NR_setregid, sys_setregid), // 71
621 // _____(__NR_sigsuspend, sys_sigsuspend), // 72
622 // _____(__NR_sigpending, sys_sigpending), // 73
623 // _____(__NR_sethostname, sys_sethostname), // 74
624
625 GENX_(__NR_setrlimit, sys_setrlimit), // 75
626 // _____(__NR_getrlimit, sys_getrlimit), // 76
627 GENXY(__NR_getrusage, sys_getrusage), // 77
628 GENXY(__NR_gettimeofday, sys_gettimeofday), // 78
629 // _____(__NR_settimeofday, sys_settimeofday), // 79
630
631 GENXY(__NR_getgroups, sys_getgroups), // 80
632 GENX_(__NR_setgroups, sys_setgroups), // 81
633 // _____(__NR_select, sys_select), // 82
634 GENX_(__NR_symlink, sys_symlink), // 83
635 // _____(__NR_oldlstat, sys_oldlstat), // 84
636
637 GENX_(__NR_readlink, sys_readlink), // 85
638 // _____(__NR_uselib, sys_uselib), // 86
639 // _____(__NR_swapon, sys_swapon), // 87
640 // _____(__NR_reboot, sys_reboot), // 88
641 // _____(__NR_readdir, sys_readdir), // 89
642
643 PLAX_(__NR_mmap, sys_mmap), // 90
644 GENXY(__NR_munmap, sys_munmap), // 91
645 GENX_(__NR_truncate, sys_truncate), // 92
646 GENX_(__NR_ftruncate, sys_ftruncate), // 93
647 GENX_(__NR_fchmod, sys_fchmod), // 94
648
649 GENX_(__NR_fchown, sys_fchown), // 95
650 GENX_(__NR_getpriority, sys_getpriority), // 96
651 GENX_(__NR_setpriority, sys_setpriority), // 97
652 // _____(__NR_profil, sys_profil), // 98
653 GENXY(__NR_statfs, sys_statfs), // 99
654
655 GENXY(__NR_fstatfs, sys_fstatfs), // 100
656 // _____(__NR_ioperm, sys_ioperm), // 101
657 LINXY(__NR_socketcall, sys_socketcall), // 102
658 LINXY(__NR_syslog, sys_syslog), // 103
659 GENXY(__NR_setitimer, sys_setitimer), // 104
660
661 GENXY(__NR_getitimer, sys_getitimer), // 105
662 GENXY(__NR_stat, sys_newstat), // 106
663 GENXY(__NR_lstat, sys_newlstat), // 107
664 GENXY(__NR_fstat, sys_newfstat), // 108
665 // _____(__NR_olduname, sys_olduname), // 109
666
667 // _____(__NR_iopl, sys_iopl), // 110
668 LINX_(__NR_vhangup, sys_vhangup), // 111
669 // _____(__NR_idle, sys_idle), // 112
670 // _____(__NR_vm86, sys_vm86), // 113
671 GENXY(__NR_wait4, sys_wait4), // 114
672
673 // _____(__NR_swapoff, sys_swapoff), // 115
674 LINXY(__NR_sysinfo, sys_sysinfo), // 116
675 LINXY(__NR_ipc, sys_ipc), // 117
676 GENX_(__NR_fsync, sys_fsync), // 118
677 // _____(__NR_sigreturn, sys_sigreturn), // 119
678
679 LINX_(__NR_clone, sys_clone), // 120
680 // _____(__NR_setdomainname, sys_setdomainname), // 121
681 GENXY(__NR_uname, sys_newuname), // 122
682 // _____(__NR_modify_ldt, sys_modify_ldt), // 123
683 LINXY(__NR_adjtimex, sys_adjtimex), // 124
684
685 GENXY(__NR_mprotect, sys_mprotect), // 125
686 // _____(__NR_sigprocmask, sys_sigprocmask), // 126
687 GENX_(__NR_create_module, sys_ni_syscall), // 127
688 LINX_(__NR_init_module, sys_init_module), // 128
689 LINX_(__NR_delete_module, sys_delete_module), // 129
690
691 // _____(__NR_get_kernel_syms, sys_get_kernel_syms), // 130
692 // _____(__NR_quotactl, sys_quotactl), // 131
693 GENX_(__NR_getpgid, sys_getpgid), // 132
694 GENX_(__NR_fchdir, sys_fchdir), // 133
695 // _____(__NR_bdflush, sys_bdflush), // 134
696
697 // _____(__NR_sysfs, sys_sysfs), // 135
698 LINX_(__NR_personality, sys_personality), // 136
699 // _____(__NR_afs_syscall, sys_afs_syscall), // 137
700 LINX_(__NR_setfsuid, sys_setfsuid), // 138
701 LINX_(__NR_setfsgid, sys_setfsgid), // 139
702
703 LINXY(__NR__llseek, sys_llseek), // 140
704 GENXY(__NR_getdents, sys_getdents), // 141
705 GENX_(__NR__newselect, sys_select), // 142
706 GENX_(__NR_flock, sys_flock), // 143
707 GENX_(__NR_msync, sys_msync), // 144
708
709 GENXY(__NR_readv, sys_readv), // 145
710 GENX_(__NR_writev, sys_writev), // 146
711 // _____(__NR_getsid, sys_getsid), // 147
712 GENX_(__NR_fdatasync, sys_fdatasync), // 148
713 LINXY(__NR__sysctl, sys_sysctl), // 149
714
715 GENX_(__NR_mlock, sys_mlock), // 150
716 GENX_(__NR_munlock, sys_munlock), // 151
717 GENX_(__NR_mlockall, sys_mlockall), // 152
718 LINX_(__NR_munlockall, sys_munlockall), // 153
719 LINXY(__NR_sched_setparam, sys_sched_setparam), // 154
720
721 LINXY(__NR_sched_getparam, sys_sched_getparam), // 155
722 LINX_(__NR_sched_setscheduler, sys_sched_setscheduler), // 156
723 LINX_(__NR_sched_getscheduler, sys_sched_getscheduler), // 157
724 LINX_(__NR_sched_yield, sys_sched_yield), // 158
725 LINX_(__NR_sched_get_priority_max, sys_sched_get_priority_max),// 159
726
727 LINX_(__NR_sched_get_priority_min, sys_sched_get_priority_min),// 160
728 LINXY(__NR_sched_rr_get_interval, sys_sched_rr_get_interval), // 161
729 GENXY(__NR_nanosleep, sys_nanosleep), // 162
730 GENX_(__NR_mremap, sys_mremap), // 163
731 LINX_(__NR_setresuid, sys_setresuid), // 164
732
733 LINXY(__NR_getresuid, sys_getresuid), // 165
734 // _____(__NR_query_module, sys_query_module), // 166
735 GENXY(__NR_poll, sys_poll), // 167
736 // _____(__NR_nfsservctl, sys_nfsservctl), // 168
737 LINX_(__NR_setresgid, sys_setresgid), // 169
738
739 LINXY(__NR_getresgid, sys_getresgid), // 170
740 LINXY(__NR_prctl, sys_prctl), // 171
741 PLAX_(__NR_rt_sigreturn, sys_rt_sigreturn), // 172
742 LINXY(__NR_rt_sigaction, sys_rt_sigaction), // 173
743 LINXY(__NR_rt_sigprocmask, sys_rt_sigprocmask), // 174
744
745 LINXY(__NR_rt_sigpending, sys_rt_sigpending), // 175
746 LINXY(__NR_rt_sigtimedwait, sys_rt_sigtimedwait), // 176
747 LINXY(__NR_rt_sigqueueinfo, sys_rt_sigqueueinfo), // 177
748 LINX_(__NR_rt_sigsuspend, sys_rt_sigsuspend), // 178
749 GENXY(__NR_pread64, sys_pread64), // 179
750
751 GENX_(__NR_pwrite64, sys_pwrite64), // 180
752 GENX_(__NR_chown, sys_chown), // 181
753 GENXY(__NR_getcwd, sys_getcwd), // 182
754 LINXY(__NR_capget, sys_capget), // 183
755 LINX_(__NR_capset, sys_capset), // 184
756
757 GENXY(__NR_sigaltstack, sys_sigaltstack), // 185
758 LINXY(__NR_sendfile, sys_sendfile), // 186
759 // _____(__NR_getpmsg, sys_getpmsg), // 187
760 // _____(__NR_putpmsg, sys_putpmsg), // 188
761 GENX_(__NR_vfork, sys_fork), // 189 treat as fork
762
763 GENXY(__NR_ugetrlimit, sys_getrlimit), // 190
764 LINX_(__NR_readahead, sys_readahead), // 191
765 // /* #define __NR_mmap2 192 32bit only */
766 // /* #define __NR_truncate64 193 32bit only */
767 // /* #define __NR_ftruncate64 194 32bit only */
768
769 // /* #define __NR_stat64 195 32bit only */
770 // /* #define __NR_lstat64 196 32bit only */
771 // /* #define __NR_fstat64 197 32bit only */
772 // _____(__NR_pciconfig_read, sys_pciconfig_read), // 198
773 // _____(__NR_pciconfig_write, sys_pciconfig_write), // 199
774
775 // _____(__NR_pciconfig_iobase, sys_pciconfig_iobase), // 200
776 // _____(__NR_multiplexer, sys_multiplexer), // 201
777 GENXY(__NR_getdents64, sys_getdents64), // 202
778 LINX_(__NR_pivot_root, sys_pivot_root), // 203
779 LINXY(__NR_fcntl64, sys_fcntl64), // 204 !!!!?? 32bit only */
780
781 GENX_(__NR_madvise, sys_madvise), // 205
782 // _____(__NR_mincore, sys_mincore), // 206
783 LINX_(__NR_gettid, sys_gettid), // 207
784 // _____(__NR_tkill, sys_tkill), // 208
785 LINX_(__NR_setxattr, sys_setxattr), // 209
786
787 LINX_(__NR_lsetxattr, sys_lsetxattr), // 210
788 LINX_(__NR_fsetxattr, sys_fsetxattr), // 211
789 LINXY(__NR_getxattr, sys_getxattr), // 212
790 LINXY(__NR_lgetxattr, sys_lgetxattr), // 213
791 LINXY(__NR_fgetxattr, sys_fgetxattr), // 214
792 LINXY(__NR_listxattr, sys_listxattr), // 215
793 LINXY(__NR_llistxattr, sys_llistxattr), // 216
794 LINXY(__NR_flistxattr, sys_flistxattr), // 217
795 LINX_(__NR_removexattr, sys_removexattr), // 218
796 LINX_(__NR_lremovexattr, sys_lremovexattr), // 219
797 LINX_(__NR_fremovexattr, sys_fremovexattr), // 220
798
799 LINXY(__NR_futex, sys_futex), // 221
800 LINX_(__NR_sched_setaffinity, sys_sched_setaffinity), // 222
801 LINXY(__NR_sched_getaffinity, sys_sched_getaffinity), // 223
802 // /* 224 currently unused */
803
804 // _____(__NR_tuxcall, sys_tuxcall), // 225
805 // /* #define __NR_sendfile64 226 32bit only */
806 LINX_(__NR_io_setup, sys_io_setup), // 227
807 LINX_(__NR_io_destroy, sys_io_destroy), // 228
808 LINXY(__NR_io_getevents, sys_io_getevents), // 229
809 LINX_(__NR_io_submit, sys_io_submit), // 230
810 LINXY(__NR_io_cancel, sys_io_cancel), // 231
811 LINX_(__NR_set_tid_address, sys_set_tid_address), // 232
812 PLAX_(__NR_fadvise64, sys_fadvise64), // 233
813 LINX_(__NR_exit_group, sys_exit_group), // 234
814
815 // _____(__NR_lookup_dcookie, sys_lookup_dcookie), // 235
816 LINXY(__NR_epoll_create, sys_epoll_create), // 236
817 LINX_(__NR_epoll_ctl, sys_epoll_ctl), // 237
818 LINXY(__NR_epoll_wait, sys_epoll_wait), // 238
819 // _____(__NR_remap_file_pages, sys_remap_file_pages), // 239
820
821 LINXY(__NR_timer_create, sys_timer_create), // 240
822 LINXY(__NR_timer_settime, sys_timer_settime), // 241
823 LINXY(__NR_timer_gettime, sys_timer_gettime), // 242
824 LINX_(__NR_timer_getoverrun, sys_timer_getoverrun), // 243
825 LINX_(__NR_timer_delete, sys_timer_delete), // 244
826 LINX_(__NR_clock_settime, sys_clock_settime), // 245
827 LINXY(__NR_clock_gettime, sys_clock_gettime), // 246
828 LINXY(__NR_clock_getres, sys_clock_getres), // 247
829 LINXY(__NR_clock_nanosleep, sys_clock_nanosleep), // 248
830
831 // _____(__NR_swapcontext, sys_swapcontext), // 249
832
833 LINXY(__NR_tgkill, sys_tgkill), // 250
834 // _____(__NR_utimes, sys_utimes), // 251
835 // _____(__NR_statfs64, sys_statfs64), // 252
836 // _____(__NR_fstatfs64, sys_fstatfs64), // 253
837 // /* #define __NR_fadvise64_64 254 32bit only */
838
839 // _____(__NR_rtas, sys_rtas), // 255
840 // /* Number 256 is reserved for sys_debug_setcontext */
841 // /* Number 257 is reserved for vserver */
842 // /* 258 currently unused */
843 LINX_(__NR_mbind, sys_mbind), // 259
844
845 LINXY(__NR_get_mempolicy, sys_get_mempolicy), // 260
846 LINX_(__NR_set_mempolicy, sys_set_mempolicy), // 261
847 LINXY(__NR_mq_open, sys_mq_open), // 262
848 LINX_(__NR_mq_unlink, sys_mq_unlink), // 263
849 LINX_(__NR_mq_timedsend, sys_mq_timedsend), // 264
850
851 LINXY(__NR_mq_timedreceive, sys_mq_timedreceive), // 265
852 LINX_(__NR_mq_notify, sys_mq_notify), // 266
853 LINXY(__NR_mq_getsetattr, sys_mq_getsetattr), // 267
854 // _____(__NR_kexec_load, sys_kexec_load), // 268
855 LINX_(__NR_add_key, sys_add_key), // 269
856
857 LINX_(__NR_request_key, sys_request_key), // 270
858 LINXY(__NR_keyctl, sys_keyctl), // 271
859 LINXY(__NR_waitid, sys_waitid), // 272
860 LINX_(__NR_ioprio_set, sys_ioprio_set), // 273
861 LINX_(__NR_ioprio_get, sys_ioprio_get), // 274
862
863 LINX_(__NR_inotify_init, sys_inotify_init), // 275
864 LINX_(__NR_inotify_add_watch, sys_inotify_add_watch), // 276
865 LINX_(__NR_inotify_rm_watch, sys_inotify_rm_watch), // 277
866
867 LINXY(__NR_pselect6, sys_pselect6), // 280
868 LINXY(__NR_ppoll, sys_ppoll), // 281
869
870 LINXY(__NR_openat, sys_openat), // 286
871 LINX_(__NR_mkdirat, sys_mkdirat), // 287
872 LINX_(__NR_mknodat, sys_mknodat), // 288
873 LINX_(__NR_fchownat, sys_fchownat), // 289
874 LINX_(__NR_futimesat, sys_futimesat), // 290
875 LINXY(__NR_newfstatat, sys_newfstatat), // 291
876 LINX_(__NR_unlinkat, sys_unlinkat), // 292
877 LINX_(__NR_renameat, sys_renameat), // 293
878 LINX_(__NR_linkat, sys_linkat), // 294
879 LINX_(__NR_symlinkat, sys_symlinkat), // 295
880 LINX_(__NR_readlinkat, sys_readlinkat), // 296
881 LINX_(__NR_fchmodat, sys_fchmodat), // 297
882 LINX_(__NR_faccessat, sys_faccessat), // 298
883 LINX_(__NR_set_robust_list, sys_set_robust_list), // 299
884 LINXY(__NR_get_robust_list, sys_get_robust_list), // 300
885 LINXY(__NR_move_pages, sys_move_pages), // 301
886 LINXY(__NR_getcpu, sys_getcpu), // 302
887 LINXY(__NR_epoll_pwait, sys_epoll_pwait), // 303
888 LINX_(__NR_utimensat, sys_utimensat), // 304
889 LINXY(__NR_signalfd, sys_signalfd), // 305
890 LINXY(__NR_timerfd_create, sys_timerfd_create), // 306
891 LINXY(__NR_eventfd, sys_eventfd), // 307
892 LINX_(__NR_sync_file_range2, sys_sync_file_range2), // 308
893 LINX_(__NR_fallocate, sys_fallocate), // 309
894 // LINXY(__NR_subpage_prot, sys_ni_syscall), // 310
895 LINXY(__NR_timerfd_settime, sys_timerfd_settime), // 311
896 LINXY(__NR_timerfd_gettime, sys_timerfd_gettime), // 312
897 LINXY(__NR_signalfd4, sys_signalfd4), // 313
898 LINXY(__NR_eventfd2, sys_eventfd2), // 314
899 LINXY(__NR_epoll_create1, sys_epoll_create1), // 315
900 LINXY(__NR_dup3, sys_dup3), // 316
901 LINXY(__NR_pipe2, sys_pipe2), // 317
902 LINXY(__NR_inotify_init1, sys_inotify_init1), // 318
903 LINXY(__NR_perf_event_open, sys_perf_event_open), // 319
904 LINXY(__NR_preadv, sys_preadv), // 320
905 LINX_(__NR_pwritev, sys_pwritev), // 321
906 LINXY(__NR_rt_tgsigqueueinfo, sys_rt_tgsigqueueinfo),// 322
907
908 LINXY(__NR_prlimit64, sys_prlimit64), // 325
909 LINXY(__NR_socket, sys_socket), // 326
910 LINX_(__NR_bind, sys_bind), // 327
911 LINX_(__NR_connect, sys_connect), // 328
912 LINX_(__NR_listen, sys_listen), // 329
913 LINXY(__NR_accept, sys_accept), // 330
914 LINXY(__NR_getsockname, sys_getsockname), // 331
915 LINXY(__NR_getpeername, sys_getpeername), // 332
916 LINXY(__NR_socketpair, sys_socketpair), // 333
917 LINX_(__NR_send, sys_send), // 334
918 LINX_(__NR_sendto, sys_sendto), // 335
919 LINXY(__NR_recv, sys_recv), // 336
920 LINXY(__NR_recvfrom, sys_recvfrom), // 337
921 LINX_(__NR_shutdown, sys_shutdown), // 338
922 LINX_(__NR_setsockopt, sys_setsockopt), // 339
923 LINXY(__NR_getsockopt, sys_getsockopt), // 340
924 LINX_(__NR_sendmsg, sys_sendmsg), // 341
925 LINXY(__NR_recvmsg, sys_recvmsg), // 342
926 LINXY(__NR_recvmmsg, sys_recvmmsg), // 343
927 LINXY(__NR_accept4, sys_accept4), // 344
928 LINXY(__NR_name_to_handle_at, sys_name_to_handle_at),// 345
929 LINXY(__NR_open_by_handle_at, sys_open_by_handle_at),// 346
930 LINXY(__NR_clock_adjtime, sys_clock_adjtime), // 347
931 LINX_(__NR_syncfs, sys_syncfs), // 348
932 LINXY(__NR_sendmmsg, sys_sendmmsg), // 349
933
934 LINXY(__NR_process_vm_readv, sys_process_vm_readv), // 351
935 LINX_(__NR_process_vm_writev, sys_process_vm_writev),// 352
936
937 LINX_(__NR_renameat2, sys_renameat2), // 357
938
939 LINXY(__NR_getrandom, sys_getrandom), // 359
940 LINXY(__NR_memfd_create, sys_memfd_create) // 360
941 };
942
ML_(get_linux_syscall_entry)943 SyscallTableEntry* ML_(get_linux_syscall_entry) ( UInt sysno )
944 {
945 const UInt syscall_table_size
946 = sizeof(syscall_table) / sizeof(syscall_table[0]);
947
948 /* Is it in the contiguous initial section of the table? */
949 if (sysno < syscall_table_size) {
950 SyscallTableEntry* sys = &syscall_table[sysno];
951 if (sys->before == NULL)
952 return NULL; /* no entry */
953 else
954 return sys;
955 }
956
957 /* Can't find a wrapper */
958 return NULL;
959 }
960
961 #endif // defined(VGP_ppc64be_linux) || defined(VGP_ppc64le_linux)
962
963 /*--------------------------------------------------------------------*/
964 /*--- end ---*/
965 /*--------------------------------------------------------------------*/
966