+2012-01-07 Ulrich Drepper <drepper@gmail.com>
+
+ In case anyone cares, the IA-64 architecture could move to ports.
+ * sysdeps/ia64/*: Removed.
+ * sysdeps/unix/sysv/linux/ia64/*: Removed.
+
2011-12-22 Ulrich Drepper <drepper@gmail.com>
* sysdeps/pthread/gai_misc.h (__gai_create_helper_thread): Use
+++ /dev/null
-# Copyright (C) 2003 Free Software Foundation, Inc.
-# This file is part of the GNU C Library.
-
-# The GNU C Library is free software; you can redistribute it and/or
-# modify it under the terms of the GNU Lesser General Public
-# License as published by the Free Software Foundation; either
-# version 2.1 of the License, or (at your option) any later version.
-
-# The GNU C Library is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-# Lesser General Public License for more details.
-
-# You should have received a copy of the GNU Lesser General Public
-# License along with the GNU C Library; if not, write to the Free
-# Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-# 02111-1307 USA.
-
-ifeq ($(subdir),csu)
-gen-as-const-headers += tcb-offsets.sym
-endif
-
-ifeq ($(subdir),nptl)
-libpthread-routines += ptw-sysdep ptw-sigblock ptw-sigprocmask
-endif
+++ /dev/null
-/* Copyright (C) 2003, 2004 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include "pthreadP.h"
-
-int
-pthread_spin_lock (lock)
- pthread_spinlock_t *lock;
-{
- int *p = (int *) lock;
-
- while (__builtin_expect (__sync_val_compare_and_swap (p, 0, 1), 0))
- {
- /* Spin without using the atomic instruction. */
- do
- __asm __volatile ("hint @pause" : : : "memory");
- while (*p);
- }
- return 0;
-}
+++ /dev/null
-/* Copyright (C) 2003 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <errno.h>
-#include "pthreadP.h"
-
-int
-pthread_spin_trylock (lock)
- pthread_spinlock_t *lock;
-{
- return __sync_val_compare_and_swap ((int *) lock, 0, 1) == 0 ? 0 : EBUSY;
-}
+++ /dev/null
-/* Copyright (C) 2003, 2006 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include "pthreadP.h"
-
-
-int
-pthread_spin_unlock (pthread_spinlock_t *lock)
-{
- __sync_lock_release ((int *) lock);
- return 0;
-}
+++ /dev/null
-/* Copyright (C) 2003 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-/* Default stack size. */
-#define ARCH_STACK_DEFAULT_SIZE (32 * 1024 * 1024)
-
-/* IA-64 uses a normal stack and a register stack. */
-#define NEED_SEPARATE_REGISTER_STACK
-
-/* Required stack pointer alignment at beginning. */
-#define STACK_ALIGN 16
-
-/* Minimal stack size after allocating thread descriptor and guard size. */
-#define MINIMAL_REST_STACK 16384
-
-/* Alignment requirement for TCB. */
-#define TCB_ALIGNMENT 16
-
-
-/* Location of current stack frame. */
-#define CURRENT_STACK_FRAME __stack_pointer
-register char *__stack_pointer __asm__ ("sp");
-
-/* XXX Until we have a better place keep the definitions here. */
-
-/* While there is no such syscall. */
-#define __exit_thread_inline(val) \
- INLINE_SYSCALL (exit, 1, (val))
+++ /dev/null
-#include <sysdep.h>
-#include <tls.h>
-
-PID offsetof (struct pthread, pid) - TLS_PRE_TCB_SIZE
-TID offsetof (struct pthread, tid) - TLS_PRE_TCB_SIZE
-MULTIPLE_THREADS_OFFSET offsetof (struct pthread, header.multiple_threads) - TLS_PRE_TCB_SIZE
-SYSINFO_OFFSET offsetof (tcbhead_t, __private)
+++ /dev/null
-/* Definition for thread-local data handling. nptl/IA-64 version.
- Copyright (C) 2003-2007, 2011 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#ifndef _TLS_H
-#define _TLS_H 1
-
-#include <dl-sysdep.h>
-#ifndef __ASSEMBLER__
-# include <stdbool.h>
-# include <stddef.h>
-# include <stdint.h>
-# include <stdlib.h>
-# include <list.h>
-
-
-/* Type for the dtv. */
-typedef union dtv
-{
- size_t counter;
- struct
- {
- void *val;
- bool is_static;
- } pointer;
-} dtv_t;
-
-
-typedef struct
-{
- dtv_t *dtv;
- void *__private;
-} tcbhead_t;
-
-register struct pthread *__thread_self __asm__("r13");
-
-# define TLS_MULTIPLE_THREADS_IN_TCB 1
-
-#else /* __ASSEMBLER__ */
-# include <tcb-offsets.h>
-#endif
-
-
-/* Alignment requirement for the stack. */
-#define STACK_ALIGN 16
-
-#ifndef __ASSEMBLER__
-/* Get system call information. */
-# include <sysdep.h>
-
-/* This is the size of the initial TCB. */
-# define TLS_INIT_TCB_SIZE sizeof (tcbhead_t)
-
-/* Alignment requirements for the initial TCB. */
-# define TLS_INIT_TCB_ALIGN __alignof__ (tcbhead_t)
-
-/* This is the size of the TCB. */
-# define TLS_TCB_SIZE sizeof (tcbhead_t)
-
-/* This is the size we need before TCB.
- If there is not any room for uintptr_t stack_guard and
- uintptr_t pointer_guard in struct pthread's final padding,
- we need to put struct pthread 16 byte slower. */
-# define TLS_PRE_TCB_SIZE \
- (sizeof (struct pthread) \
- + (PTHREAD_STRUCT_END_PADDING < 2 * sizeof (uintptr_t) \
- ? ((2 * sizeof (uintptr_t) + __alignof__ (struct pthread) - 1) \
- & ~(__alignof__ (struct pthread) - 1)) \
- : 0))
-
-/* Alignment requirements for the TCB. */
-# define TLS_TCB_ALIGN __alignof__ (struct pthread)
-
-/* The DTV is allocated at the TP; the TCB is placed elsewhere. */
-# define TLS_DTV_AT_TP 1
-
-/* Get the thread descriptor definition. */
-# include <nptl/descr.h>
-
-/* Install the dtv pointer. The pointer passed is to the element with
- index -1 which contain the length. */
-# define INSTALL_DTV(descr, dtvp) \
- ((tcbhead_t *) (descr))->dtv = (dtvp) + 1
-
-/* Install new dtv for current thread. */
-# define INSTALL_NEW_DTV(DTV) \
- (((tcbhead_t *)__thread_self)->dtv = (DTV))
-
-/* Return dtv of given thread descriptor. */
-# define GET_DTV(descr) \
- (((tcbhead_t *) (descr))->dtv)
-
-#define THREAD_SELF_SYSINFO (((tcbhead_t *) __thread_self)->__private)
-#define THREAD_SYSINFO(pd) \
- (((tcbhead_t *) ((char *) (pd) + TLS_PRE_TCB_SIZE))->__private)
-
-#if defined NEED_DL_SYSINFO
-# define INIT_SYSINFO THREAD_SELF_SYSINFO = (void *) GLRO(dl_sysinfo)
-#else
-# define INIT_SYSINFO NULL
-#endif
-
-/* Code to initially initialize the thread pointer. This might need
- special attention since 'errno' is not yet available and if the
- operation can cause a failure 'errno' must not be touched. */
-# define TLS_INIT_TP(thrdescr, secondcall) \
- (__thread_self = (thrdescr), INIT_SYSINFO, NULL)
-
-/* Return the address of the dtv for the current thread. */
-# define THREAD_DTV() \
- (((tcbhead_t *)__thread_self)->dtv)
-
-/* Return the thread descriptor for the current thread. */
-# define THREAD_SELF \
- ((struct pthread *) ((char *) __thread_self - TLS_PRE_TCB_SIZE))
-
-/* Magic for libthread_db to know how to do THREAD_SELF. */
-# define DB_THREAD_SELF REGISTER (64, 64, 13 * 8, -TLS_PRE_TCB_SIZE)
-
-/* Access to data in the thread descriptor is easy. */
-#define THREAD_GETMEM(descr, member) \
- descr->member
-#define THREAD_GETMEM_NC(descr, member, idx) \
- descr->member[idx]
-#define THREAD_SETMEM(descr, member, value) \
- descr->member = (value)
-#define THREAD_SETMEM_NC(descr, member, idx, value) \
- descr->member[idx] = (value)
-
-/* Set the stack guard field in TCB head. */
-#define THREAD_SET_STACK_GUARD(value) \
- (((uintptr_t *) __thread_self)[-1] = (value))
-#define THREAD_COPY_STACK_GUARD(descr) \
- (((uintptr_t *) ((char *) (descr) + TLS_PRE_TCB_SIZE))[-1] \
- = ((uintptr_t *) __thread_self)[-1])
-
-/* Set the pointer guard field in TCB head. */
-#define THREAD_GET_POINTER_GUARD() \
- (((uintptr_t *) __thread_self)[-2])
-#define THREAD_SET_POINTER_GUARD(value) \
- (((uintptr_t *) __thread_self)[-2] = (value))
-#define THREAD_COPY_POINTER_GUARD(descr) \
- (((uintptr_t *) ((char *) (descr) + TLS_PRE_TCB_SIZE))[-2] \
- = THREAD_GET_POINTER_GUARD ())
-
-/* Get and set the global scope generation counter in struct pthread. */
-#define THREAD_GSCOPE_FLAG_UNUSED 0
-#define THREAD_GSCOPE_FLAG_USED 1
-#define THREAD_GSCOPE_FLAG_WAIT 2
-#define THREAD_GSCOPE_RESET_FLAG() \
- do \
- { int __res \
- = atomic_exchange_rel (&THREAD_SELF->header.gscope_flag, \
- THREAD_GSCOPE_FLAG_UNUSED); \
- if (__res == THREAD_GSCOPE_FLAG_WAIT) \
- lll_futex_wake (&THREAD_SELF->header.gscope_flag, 1, LLL_PRIVATE); \
- } \
- while (0)
-#define THREAD_GSCOPE_SET_FLAG() \
- do \
- { \
- THREAD_SELF->header.gscope_flag = THREAD_GSCOPE_FLAG_USED; \
- atomic_write_barrier (); \
- } \
- while (0)
-#define THREAD_GSCOPE_WAIT() \
- GL(dl_wait_lookup_done) ()
-
-#endif /* __ASSEMBLER__ */
-
-#endif /* tls.h */
+++ /dev/null
-ifeq ($(subdir),nptl)
-libpthread-sysdep_routines += __ia64_longjmp unwind_longjmp __sigstack_longjmp
-endif
+++ /dev/null
-libpthread {
- GLIBC_2.3.3 {
- # Changed PTHREAD_STACK_MIN.
- pthread_attr_setstack; pthread_attr_setstacksize;
- }
-}
-librt {
- GLIBC_2.3.3 {
- # Changed timer_t.
- timer_create; timer_delete; timer_getoverrun; timer_gettime;
- timer_settime;
- }
-}
+++ /dev/null
-/* Copyright (C) 1999, 2000, 2001, 2004, 2005 Free Software Foundation, Inc.
- Contributed by David Mosberger-Tang <davidm@hpl.hp.com>.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <sysdep.h>
-#include <features.h>
-
-LEAF(__ia64_flush_rbs)
- flushrs
- mov r9 = ar.rsc // 12 cyc latency
- ;;
- mov r8 = ar.bsp // 12 cyc latency
- ;;
- and r16 = ~0x3, r9 // clear ar.rsc.mode
- ;;
- mov ar.rsc = r16 // put RSE into enforced-lazy mode
- ;;
- mov r10 = ar.rnat // 5 cyc latency
- ret
-END(__ia64_flush_rbs)
-
-
-# define pPos p6 /* is rotate count positive? */
-# define pNeg p7 /* is rotate count negative? */
-
-/* __ia64_longjmp(__jmp_buf buf, int val, long rnat, long rsc) */
-
-
-LEAF(__ia64_longjmp)
- alloc r8=ar.pfs,4,0,0,0
- add r2=0x98,in0 // r2 <- &jmpbuf.orig_jmp_buf_addr
- add r3=0x88,in0 // r3 <- &jmpbuf.ar_bsp
- ;;
- ld8 r8=[r2] // r8 <- orig_jmp_buf_addr
- ld8 r23=[r3],8 // r23 <- jmpbuf.ar_bsp
- mov r2=in0
- ;;
- //
- // Note: we need to redo the "flushrs" here even though it's
- // already been done by __ia64_flush_rbs. It is needed to
- // ensure that ar.bspstore == ar.bsp.
- //
- flushrs // flush dirty regs to backing store
- ld8 r25=[r3] // r25 <- jmpbuf.ar_unat
- sub r8=r8,in0 // r8 <- &orig_jmpbuf - &jmpbuf
- ;;
- add r3=8,in0 // r3 <- &jmpbuf.r1
- extr.u r8=r8,3,6 // r8 <- (&orig_jmpbuf - &jmpbuf)/8 & 0x3f
- ;;
- cmp.lt pNeg,pPos=r8,r0
- ;;
-(pPos) mov r16=r8
-(pNeg) add r16=64,r8
-(pPos) sub r17=64,r8
-(pNeg) sub r17=r0,r8
- ;;
- shr.u r8=r25,r16
- shl r9=r25,r17
- ;;
- or r25=r8,r9
- ;;
- mov ar.unat=r25 // setup ar.unat (NaT bits for r1, r4-r7, and r12)
- ;;
- ld8.fill.nta sp=[r2],16 // r12 (sp)
- ld8.fill.nta gp=[r3],16 // r1 (gp)
- dep r11=-1,r23,3,6 // r11 <- ia64_rse_rnat_addr(jmpbuf.ar_bsp)
- ;;
- ld8.nta r16=[r2],16 // caller's unat
- ld8.nta r17=[r3],16 // fpsr
- ;;
- ld8.fill.nta r4=[r2],16 // r4
- ld8.fill.nta r5=[r3],16 // r5 (gp)
- ;;
- ld8.fill.nta r6=[r2],16 // r6
- ld8.fill.nta r7=[r3],16 // r7
- ;;
- mov ar.unat=r16 // restore caller's unat
- mov ar.fpsr=r17 // restore fpsr
- ;;
- ld8.nta r16=[r2],16 // b0
- ld8.nta r17=[r3],16 // b1
- ;;
- mov ar.bspstore=r23 // restore ar.bspstore
- ld8.nta r18=[r2],16 // b2
- ;;
- mov ar.rnat=in2 // restore ar.rnat
- ld8.nta r19=[r3],16 // b3
- ;;
- ld8.nta r20=[r2],16 // b4
- ld8.nta r21=[r3],16 // b5
-#ifdef PTR_DEMANGLE
- PTR_DEMANGLE (r16, r24)
-#endif
- ;;
- ld8.nta r11=[r2],16 // ar.pfs
- ld8.nta r22=[r3],56 // ar.lc
- ;;
- ld8.nta r24=[r2],32 // pr
- mov ar.rsc=in3 // restore ar.rsc
- mov b0=r16
- ;;
- ldf.fill.nta f2=[r2],32
- ldf.fill.nta f3=[r3],32
- mov b1=r17
- ;;
- ldf.fill.nta f4=[r2],32
- ldf.fill.nta f5=[r3],32
- mov b2=r18
- ;;
- ldf.fill.nta f16=[r2],32
- ldf.fill.nta f17=[r3],32
- mov b3=r19
- ;;
- ldf.fill.nta f18=[r2],32
- ldf.fill.nta f19=[r3],32
- mov b4=r20
- ;;
- ldf.fill.nta f20=[r2],32
- ldf.fill.nta f21=[r3],32
- mov b5=r21
- ;;
- ldf.fill.nta f22=[r2],32
- ldf.fill.nta f23=[r3],32
- mov ar.lc=r22
- ;;
- ldf.fill.nta f24=[r2],32
- ldf.fill.nta f25=[r3],32
- cmp.eq p8,p9=0,in1
- ;;
- ldf.fill.nta f26=[r2],32
- ldf.fill.nta f27=[r3],32
- mov ar.pfs=r11
- ;;
- ldf.fill.nta f28=[r2],32
- ldf.fill.nta f29=[r3],32
-(p8) mov r8=1
- ;;
- ldf.fill.nta f30=[r2]
- ldf.fill.nta f31=[r3]
-(p9) mov r8=in1
-
- invala // virt. -> phys. regnum mapping may change
- mov pr=r24,-1
- ret
-END(__ia64_longjmp)
+++ /dev/null
-/* Copyright (C) 2004 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by David Mosberger-Tang <davidm@hpl.hp.com>.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-/* The public __longjmp() implementation is limited to jumping within
- the same stack. That is, in general it is not possible to use this
- __longjmp() implementation to cross from one stack to another.
- In constrast, the __sigstack_longjmp() implemented here allows
- crossing from the alternate signal stack to the normal stack
- as a special case. */
-
-#include <assert.h>
-#include <setjmp.h>
-#include <signal.h>
-#include <stdint.h>
-#include <stdlib.h>
-
-#include <sysdep.h>
-#include <sys/rse.h>
-
-#define JB_SP 0
-#define JB_BSP 17
-
-struct rbs_flush_values
- {
- unsigned long bsp;
- unsigned long rsc;
- unsigned long rnat;
- };
-
-extern struct rbs_flush_values __ia64_flush_rbs (void);
-extern void __ia64_longjmp (__jmp_buf buf, int val, long rnat, long rsc)
- __attribute__ ((__noreturn__));
-
-static void
-copy_rbs (unsigned long *dst, unsigned long *dst_end, unsigned long dst_rnat,
- unsigned long *src, unsigned long *src_end,
- unsigned long current_rnat)
-{
- unsigned long dst_slot, src_rnat = 0, src_slot, *src_rnat_addr, nat_bit;
- int first_time = 1;
-
- while (dst < dst_end)
- {
- dst_slot = ia64_rse_slot_num (dst);
- if (dst_slot == 63)
- {
- *dst++ = dst_rnat;
- dst_rnat = 0;
- }
- else
- {
- /* read source value, including NaT bit: */
- src_slot = ia64_rse_slot_num (src);
- if (src_slot == 63)
- {
- /* skip src RNaT slot */
- ++src;
- src_slot = 0;
- }
- if (first_time || src_slot == 0)
- {
- first_time = 0;
- src_rnat_addr = ia64_rse_rnat_addr (src);
- if (src_rnat_addr < src_end)
- src_rnat = *src_rnat_addr;
- else
- src_rnat = current_rnat;
- }
- nat_bit = (src_rnat >> src_slot) & 1;
-
- assert (src < src_end);
-
- *dst++ = *src++;
- if (nat_bit)
- dst_rnat |= (1UL << dst_slot);
- else
- dst_rnat &= ~(1UL << dst_slot);
- }
- }
- dst_slot = ia64_rse_slot_num (dst);
- if (dst_slot > 0)
- *ia64_rse_rnat_addr (dst) = dst_rnat;
-}
-
-void
-__sigstack_longjmp (__jmp_buf buf, int val)
-{
- unsigned long *rbs_base, *bsp, *bspstore, *jb_bsp, jb_sp, ss_sp;
- unsigned long ndirty, rnat, load_rnat, *jb_rnat_addr;
- struct sigcontext *sc;
- stack_t stk;
- struct rbs_flush_values c;
-
- /* put RSE into enforced-lazy mode and return current bsp/rsc/rnat: */
- c = __ia64_flush_rbs ();
-
- jb_sp = ((unsigned long *) buf)[JB_SP];
- jb_bsp = ((unsigned long **) buf)[JB_BSP];
-
- INTERNAL_SYSCALL_DECL (err);
- (void) INTERNAL_SYSCALL (sigaltstack, err, 2, NULL, &stk);
-
- ss_sp = (unsigned long) stk.ss_sp;
- jb_rnat_addr = ia64_rse_rnat_addr (jb_bsp);
-
- if ((stk.ss_flags & SS_ONSTACK) == 0 || jb_sp - ss_sp < stk.ss_size)
- /* Normal non-stack-crossing longjmp; if the RNaT slot for the bsp
- saved in the jump-buffer is the same as the one for the current
- BSP, use the current AR.RNAT value, otherwise, load it from the
- jump-buffer's RNaT-slot. */
- load_rnat = (ia64_rse_rnat_addr ((unsigned long *) c.bsp) != jb_rnat_addr);
- else
- {
- /* If we are on the alternate signal-stack and the jump-buffer
- lies outside the signal-stack, we may need to copy back the
- dirty partition which was torn off and saved on the
- signal-stack when the signal was delivered.
-
- Caveat: we assume that the top of the alternate signal-stack
- stores the sigcontext structure of the signal that
- caused the switch to the signal-stack. This should
- be a fairly safe assumption but the kernel _could_
- do things differently.. */
- sc = ((struct sigcontext *) ((ss_sp + stk.ss_size) & -16) - 1);
-
- /* As a sanity-check, verify that the register-backing-store base
- of the alternate signal-stack is where we expect it. */
- rbs_base = (unsigned long *)
- ((ss_sp + sizeof (long) - 1) & -sizeof (long));
-
- assert ((unsigned long) rbs_base == sc->sc_rbs_base);
-
- ndirty = ia64_rse_num_regs (rbs_base, rbs_base + (sc->sc_loadrs >> 19));
- bsp = (unsigned long *) sc->sc_ar_bsp;
- bspstore = ia64_rse_skip_regs (bsp, -ndirty);
-
- if (bspstore < jb_bsp)
- /* AR.BSPSTORE at the time of the signal was below the value
- of AR.BSP saved in the jump-buffer => copy the missing
- portion from the torn off dirty partition which got saved
- on the alternate signal-stack. */
- copy_rbs (bspstore, jb_bsp, sc->sc_ar_rnat,
- rbs_base, (unsigned long *) c.bsp, c.rnat);
-
- load_rnat = 1;
- }
- if (load_rnat)
- rnat = *jb_rnat_addr;
- else
- rnat = c.rnat;
- __ia64_longjmp (buf, val, rnat, c.rsc);
-}
+++ /dev/null
-/* Minimum guaranteed maximum values for system limits. Linux/IA-64 version.
- Copyright (C) 1993-1998,2000,2002-2004,2008 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
-
-/* The kernel header pollutes the namespace with the NR_OPEN symbol
- and defines LINK_MAX although filesystems have different maxima. A
- similar thing is true for OPEN_MAX: the limit can be changed at
- runtime and therefore the macro must not be defined. Remove this
- after including the header if necessary. */
-#ifndef NR_OPEN
-# define __undef_NR_OPEN
-#endif
-#ifndef LINK_MAX
-# define __undef_LINK_MAX
-#endif
-#ifndef OPEN_MAX
-# define __undef_OPEN_MAX
-#endif
-#ifndef ARG_MAX
-# define __undef_ARG_MAX
-#endif
-
-/* The kernel sources contain a file with all the needed information. */
-#include <linux/limits.h>
-
-/* Have to remove NR_OPEN? */
-#ifdef __undef_NR_OPEN
-# undef NR_OPEN
-# undef __undef_NR_OPEN
-#endif
-/* Have to remove LINK_MAX? */
-#ifdef __undef_LINK_MAX
-# undef LINK_MAX
-# undef __undef_LINK_MAX
-#endif
-/* Have to remove OPEN_MAX? */
-#ifdef __undef_OPEN_MAX
-# undef OPEN_MAX
-# undef __undef_OPEN_MAX
-#endif
-/* Have to remove ARG_MAX? */
-#ifdef __undef_ARG_MAX
-# undef ARG_MAX
-# undef __undef_ARG_MAX
-#endif
-
-/* The number of data keys per process. */
-#define _POSIX_THREAD_KEYS_MAX 128
-/* This is the value this implementation supports. */
-#define PTHREAD_KEYS_MAX 1024
-
-/* Controlling the iterations of destructors for thread-specific data. */
-#define _POSIX_THREAD_DESTRUCTOR_ITERATIONS 4
-/* Number of iterations this implementation does. */
-#define PTHREAD_DESTRUCTOR_ITERATIONS _POSIX_THREAD_DESTRUCTOR_ITERATIONS
-
-/* The number of threads per process. */
-#define _POSIX_THREAD_THREADS_MAX 64
-/* We have no predefined limit on the number of threads. */
-#undef PTHREAD_THREADS_MAX
-
-/* Maximum amount by which a process can descrease its asynchronous I/O
- priority level. */
-#define AIO_PRIO_DELTA_MAX 20
-
-/* Minimum size for a thread. We are free to choose a reasonable value. */
-#define PTHREAD_STACK_MIN 196608
-
-/* Maximum number of timer expiration overruns. */
-#define DELAYTIMER_MAX 2147483647
-
-/* Maximum tty name length. */
-#define TTY_NAME_MAX 32
-
-/* Maximum login name length. This is arbitrary. */
-#define LOGIN_NAME_MAX 256
-
-/* Maximum host name length. */
-#define HOST_NAME_MAX 64
-
-/* Maximum message queue priority level. */
-#define MQ_PRIO_MAX 32768
-
-/* Maximum value the semaphore can have. */
-#define SEM_VALUE_MAX (2147483647)
+++ /dev/null
-/* Copyright (C) 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#ifndef _BITS_PTHREADTYPES_H
-#define _BITS_PTHREADTYPES_H 1
-
-#define __SIZEOF_PTHREAD_ATTR_T 56
-#define __SIZEOF_PTHREAD_MUTEX_T 40
-#define __SIZEOF_PTHREAD_MUTEXATTR_T 4
-#define __SIZEOF_PTHREAD_COND_T 48
-#define __SIZEOF_PTHREAD_CONDATTR_T 4
-#define __SIZEOF_PTHREAD_RWLOCK_T 56
-#define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
-#define __SIZEOF_PTHREAD_BARRIER_T 32
-#define __SIZEOF_PTHREAD_BARRIERATTR_T 4
-
-
-/* Thread identifiers. The structure of the attribute type is not
- exposed on purpose. */
-typedef unsigned long int pthread_t;
-
-
-typedef union
-{
- char __size[__SIZEOF_PTHREAD_ATTR_T];
- long int __align;
-} pthread_attr_t;
-
-
-typedef struct __pthread_internal_list
-{
- struct __pthread_internal_list *__prev;
- struct __pthread_internal_list *__next;
-} __pthread_list_t;
-
-
-/* Data structures for mutex handling. The structure of the attribute
- type is not exposed on purpose. */
-typedef union
-{
- struct __pthread_mutex_s
- {
- int __lock;
- unsigned int __count;
- int __owner;
- unsigned int __nusers;
- /* KIND must stay at this position in the structure to maintain
- binary compatibility. */
- int __kind;
- int __spins;
- __pthread_list_t __list;
-#define __PTHREAD_MUTEX_HAVE_PREV 1
- } __data;
- char __size[__SIZEOF_PTHREAD_MUTEX_T];
- long int __align;
-} pthread_mutex_t;
-
-typedef union
-{
- char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
- int __align;
-} pthread_mutexattr_t;
-
-
-/* Data structure for conditional variable handling. The structure of
- the attribute type is not exposed on purpose. */
-typedef union
-{
- struct
- {
- int __lock;
- unsigned int __futex;
- __extension__ unsigned long long int __total_seq;
- __extension__ unsigned long long int __wakeup_seq;
- __extension__ unsigned long long int __woken_seq;
- void *__mutex;
- unsigned int __nwaiters;
- unsigned int __broadcast_seq;
- } __data;
- char __size[__SIZEOF_PTHREAD_COND_T];
- long int __align;
-} pthread_cond_t;
-
-typedef union
-{
- char __size[__SIZEOF_PTHREAD_CONDATTR_T];
- int __align;
-} pthread_condattr_t;
-
-
-/* Keys for thread-specific data */
-typedef unsigned int pthread_key_t;
-
-
-/* Once-only execution */
-typedef int pthread_once_t;
-
-
-#if defined __USE_UNIX98 || defined __USE_XOPEN2K
-/* Data structure for read-write lock variable handling. The
- structure of the attribute type is not exposed on purpose. */
-typedef union
-{
- struct
- {
- int __lock;
- unsigned int __nr_readers;
- unsigned int __readers_wakeup;
- unsigned int __writer_wakeup;
- unsigned int __nr_readers_queued;
- unsigned int __nr_writers_queued;
- int __writer;
- int __shared;
- unsigned long int __pad1;
- unsigned long int __pad2;
- /* FLAGS must stay at this position in the structure to maintain
- binary compatibility. */
- unsigned int __flags;
- } __data;
- char __size[__SIZEOF_PTHREAD_RWLOCK_T];
- long int __align;
-} pthread_rwlock_t;
-
-typedef union
-{
- char __size[__SIZEOF_PTHREAD_RWLOCKATTR_T];
- long int __align;
-} pthread_rwlockattr_t;
-#endif
-
-
-#ifdef __USE_XOPEN2K
-/* POSIX spinlock data type. */
-typedef volatile int pthread_spinlock_t;
-
-
-/* POSIX barriers data type. The structure of the type is
- deliberately not exposed. */
-typedef union
-{
- char __size[__SIZEOF_PTHREAD_BARRIER_T];
- long int __align;
-} pthread_barrier_t;
-
-typedef union
-{
- char __size[__SIZEOF_PTHREAD_BARRIERATTR_T];
- int __align;
-} pthread_barrierattr_t;
-#endif
-
-
-#endif /* bits/pthreadtypes.h */
+++ /dev/null
-/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#ifndef _SEMAPHORE_H
-# error "Never use <bits/semaphore.h> directly; include <semaphore.h> instead."
-#endif
-
-
-#define __SIZEOF_SEM_T 32
-
-
-/* Value returned if `sem_open' failed. */
-#define SEM_FAILED ((sem_t *) 0)
-
-
-typedef union
-{
- char __size[__SIZEOF_SEM_T];
- long int __align;
-} sem_t;
+++ /dev/null
-/* We want an #include_next, but we are the main source file.
- So, #include ourselves and in that incarnation we can use #include_next. */
-#ifndef INCLUDED_SELF
-# define INCLUDED_SELF
-# include <clone2.S>
-#else
-# define RESET_PID
-# include_next <clone2.S>
-#endif
+++ /dev/null
-/* Copyright (C) 2003, 2005 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Jakub Jelinek <jakub@redhat.com>.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-/* Value passed to 'clone' for initialization of the thread register. */
-#define TLS_VALUE ((char *) pd + TLS_PRE_TCB_SIZE)
-
-#define ARCH_CLONE __clone2
-
-/* Get the real implementation. */
-#include <nptl/sysdeps/pthread/createthread.c>
+++ /dev/null
-/* System-specific settings for dynamic linker code. IA-64 version.
- Copyright (C) 2003, 2004, 2006, 2008 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#ifndef _DL_SYSDEP_H
-#define _DL_SYSDEP_H 1
-
-/* This macro must be defined to either 0 or 1.
-
- If 1, then an errno global variable hidden in ld.so will work right with
- all the errno-using libc code compiled for ld.so, and there is never a
- need to share the errno location with libc. This is appropriate only if
- all the libc functions that ld.so uses are called without PLT and always
- get the versions linked into ld.so rather than the libc ones. */
-
-#ifdef IS_IN_rtld
-# define RTLD_PRIVATE_ERRNO 1
-#else
-# define RTLD_PRIVATE_ERRNO 0
-#endif
-
-/* Traditionally system calls have been made using break 0x100000. A
- second method was introduced which, if possible, will use the EPC
- instruction. To signal the presence and where to find the code the
- kernel passes an AT_SYSINFO_EHDR pointer in the auxiliary vector to
- the application. */
-#define NEED_DL_SYSINFO 1
-#define USE_DL_SYSINFO 1
-
-#if defined NEED_DL_SYSINFO && !defined __ASSEMBLER__
-/* Don't declare this as a function---we want it's entry-point, not
- it's function descriptor... */
-extern int _dl_sysinfo_break attribute_hidden;
-# define DL_SYSINFO_DEFAULT ((uintptr_t) &_dl_sysinfo_break)
-# define DL_SYSINFO_IMPLEMENTATION \
- asm (".text\n\t" \
- ".hidden _dl_sysinfo_break\n\t" \
- ".proc _dl_sysinfo_break\n\t" \
- "_dl_sysinfo_break:\n\t" \
- ".prologue\n\t" \
- ".altrp b6\n\t" \
- ".body\n\t" \
- "break 0x100000;\n\t" \
- "br.ret.sptk.many b6;\n\t" \
- ".endp _dl_sysinfo_break\n\t" \
- ".previous");
-#endif
-
-/* _dl_argv cannot be attribute_relro, because _dl_start_user
- might write into it after _dl_start returns. */
-#define DL_ARGV_NOT_RELRO 1
-
-
-/* The _dl_discover_osversion function is so far only needed in sysconf
- to check for kernels later than 2.6.23. */
-#if !defined __ASSEMBLER__ && __LINUX_KERNEL_VERSION < 0x020617
-/* Get version of the OS. */
-extern int _dl_discover_osversion (void) attribute_hidden;
-# define HAVE_DL_DISCOVER_OSVERSION 1
-#endif
-
-#endif /* dl-sysdep.h */
+++ /dev/null
-/* Copyright (C) 2003 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <sched.h>
-#include <signal.h>
-#include <sysdep.h>
-#include <tls.h>
-
-
-#define ARCH_FORK() \
- INLINE_SYSCALL (clone2, 6, \
- CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID | SIGCHLD, \
- NULL, 0, NULL, &THREAD_SELF->tid, NULL)
-
-#include "../fork.c"
+++ /dev/null
-/* Copyright (C) 2003, 2004, 2006-2008, 2009 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#ifndef _LOWLEVELLOCK_H
-#define _LOWLEVELLOCK_H 1
-
-#include <time.h>
-#include <sys/param.h>
-#include <bits/pthreadtypes.h>
-#include <ia64intrin.h>
-#include <atomic.h>
-#include <kernel-features.h>
-
-#define __NR_futex 1230
-#define FUTEX_WAIT 0
-#define FUTEX_WAKE 1
-#define FUTEX_REQUEUE 3
-#define FUTEX_CMP_REQUEUE 4
-#define FUTEX_WAKE_OP 5
-#define FUTEX_OP_CLEAR_WAKE_IF_GT_ONE ((4 << 24) | 1)
-#define FUTEX_LOCK_PI 6
-#define FUTEX_UNLOCK_PI 7
-#define FUTEX_TRYLOCK_PI 8
-#define FUTEX_WAIT_BITSET 9
-#define FUTEX_WAKE_BITSET 10
-#define FUTEX_PRIVATE_FLAG 128
-#define FUTEX_CLOCK_REALTIME 256
-
-#define FUTEX_BITSET_MATCH_ANY 0xffffffff
-
-/* Values for 'private' parameter of locking macros. Yes, the
- definition seems to be backwards. But it is not. The bit will be
- reversed before passing to the system call. */
-#define LLL_PRIVATE 0
-#define LLL_SHARED FUTEX_PRIVATE_FLAG
-
-
-#if !defined NOT_IN_libc || defined IS_IN_rtld
-/* In libc.so or ld.so all futexes are private. */
-# ifdef __ASSUME_PRIVATE_FUTEX
-# define __lll_private_flag(fl, private) \
- ((fl) | FUTEX_PRIVATE_FLAG)
-# else
-# define __lll_private_flag(fl, private) \
- ((fl) | THREAD_GETMEM (THREAD_SELF, header.private_futex))
-# endif
-#else
-# ifdef __ASSUME_PRIVATE_FUTEX
-# define __lll_private_flag(fl, private) \
- (((fl) | FUTEX_PRIVATE_FLAG) ^ (private))
-# else
-# define __lll_private_flag(fl, private) \
- (__builtin_constant_p (private) \
- ? ((private) == 0 \
- ? ((fl) | THREAD_GETMEM (THREAD_SELF, header.private_futex)) \
- : (fl)) \
- : ((fl) | (((private) ^ FUTEX_PRIVATE_FLAG) \
- & THREAD_GETMEM (THREAD_SELF, header.private_futex))))
-# endif
-#endif
-
-
-/* Delay in spinlock loop. */
-#define BUSY_WAIT_NOP asm ("hint @pause")
-
-#define lll_futex_wait(futex, val, private) \
- lll_futex_timed_wait (futex, val, NULL, private)
-
-#define lll_futex_timed_wait(ftx, val, timespec, private) \
-({ \
- DO_INLINE_SYSCALL(futex, 4, (long) (ftx), \
- __lll_private_flag (FUTEX_WAIT, private), \
- (int) (val), (long) (timespec)); \
- _r10 == -1 ? -_retval : _retval; \
-})
-
-#define lll_futex_wake(ftx, nr, private) \
-({ \
- DO_INLINE_SYSCALL(futex, 3, (long) (ftx), \
- __lll_private_flag (FUTEX_WAKE, private), \
- (int) (nr)); \
- _r10 == -1 ? -_retval : _retval; \
-})
-
-#define lll_robust_dead(futexv, private) \
-do \
- { \
- int *__futexp = &(futexv); \
- atomic_or (__futexp, FUTEX_OWNER_DIED); \
- DO_INLINE_SYSCALL(futex, 3, (long) __futexp, \
- __lll_private_flag (FUTEX_WAKE, private), 1); \
- } \
-while (0)
-
-/* Returns non-zero if error happened, zero if success. */
-#define lll_futex_requeue(ftx, nr_wake, nr_move, mutex, val, private) \
-({ \
- DO_INLINE_SYSCALL(futex, 6, (long) (ftx), \
- __lll_private_flag (FUTEX_CMP_REQUEUE, private), \
- (int) (nr_wake), (int) (nr_move), (long) (mutex), \
- (int) val); \
- _r10 == -1; \
-})
-
-/* Returns non-zero if error happened, zero if success. */
-#define lll_futex_wake_unlock(ftx, nr_wake, nr_wake2, ftx2, private) \
-({ \
- DO_INLINE_SYSCALL(futex, 6, (long) (ftx), \
- __lll_private_flag (FUTEX_WAKE_OP, private), \
- (int) (nr_wake), (int) (nr_wake2), (long) (ftx2), \
- FUTEX_OP_CLEAR_WAKE_IF_GT_ONE); \
- _r10 == -1; \
-})
-
-
-#define __lll_trylock(futex) \
- (atomic_compare_and_exchange_val_acq (futex, 1, 0) != 0)
-#define lll_trylock(futex) __lll_trylock (&(futex))
-
-
-#define __lll_robust_trylock(futex, id) \
- (atomic_compare_and_exchange_val_acq (futex, id, 0) != 0)
-#define lll_robust_trylock(futex, id) \
- __lll_robust_trylock (&(futex), id)
-
-
-#define __lll_cond_trylock(futex) \
- (atomic_compare_and_exchange_val_acq (futex, 2, 0) != 0)
-#define lll_cond_trylock(futex) __lll_cond_trylock (&(futex))
-
-
-extern void __lll_lock_wait_private (int *futex) attribute_hidden;
-extern void __lll_lock_wait (int *futex, int private) attribute_hidden;
-extern int __lll_robust_lock_wait (int *futex, int private) attribute_hidden;
-
-
-#define __lll_lock(futex, private) \
- ((void) ({ \
- int *__futex = (futex); \
- if (__builtin_expect (atomic_compare_and_exchange_bool_acq (__futex, \
- 1, 0), 0)) \
- { \
- if (__builtin_constant_p (private) && (private) == LLL_PRIVATE) \
- __lll_lock_wait_private (__futex); \
- else \
- __lll_lock_wait (__futex, private); \
- } \
- }))
-#define lll_lock(futex, private) __lll_lock (&(futex), private)
-
-
-#define __lll_robust_lock(futex, id, private) \
- ({ \
- int *__futex = (futex); \
- int __val = 0; \
- \
- if (__builtin_expect (atomic_compare_and_exchange_bool_acq (__futex, id, \
- 0), 0)) \
- __val = __lll_robust_lock_wait (__futex, private); \
- __val; \
- })
-#define lll_robust_lock(futex, id, private) \
- __lll_robust_lock (&(futex), id, private)
-
-
-#define __lll_cond_lock(futex, private) \
- ((void) ({ \
- int *__futex = (futex); \
- if (__builtin_expect (atomic_compare_and_exchange_bool_acq (__futex, 2, \
- 0), 0)) \
- __lll_lock_wait (__futex, private); \
- }))
-#define lll_cond_lock(futex, private) __lll_cond_lock (&(futex), private)
-
-
-#define __lll_robust_cond_lock(futex, id, private) \
- ({ \
- int *__futex = (futex); \
- int __val = 0; \
- int __id = (id) | FUTEX_WAITERS; \
- \
- if (__builtin_expect (atomic_compare_and_exchange_bool_acq (__futex, \
- __id, 0), 0)) \
- __val = __lll_robust_lock_wait (__futex, private); \
- __val; \
- })
-#define lll_robust_cond_lock(futex, id, private) \
- __lll_robust_cond_lock (&(futex), id, private)
-
-
-extern int __lll_timedlock_wait (int *futex, const struct timespec *,
- int private) attribute_hidden;
-extern int __lll_robust_timedlock_wait (int *futex, const struct timespec *,
- int private) attribute_hidden;
-
-
-#define __lll_timedlock(futex, abstime, private) \
- ({ \
- int *__futex = (futex); \
- int __val = 0; \
- \
- if (__builtin_expect (atomic_compare_and_exchange_bool_acq (__futex, 1, \
- 0), 0)) \
- __val = __lll_timedlock_wait (__futex, abstime, private); \
- __val; \
- })
-#define lll_timedlock(futex, abstime, private) \
- __lll_timedlock (&(futex), abstime, private)
-
-
-#define __lll_robust_timedlock(futex, abstime, id, private) \
- ({ \
- int *__futex = (futex); \
- int __val = 0; \
- \
- if (__builtin_expect (atomic_compare_and_exchange_bool_acq (__futex, id, \
- 0), 0)) \
- __val = __lll_robust_timedlock_wait (__futex, abstime, private); \
- __val; \
- })
-#define lll_robust_timedlock(futex, abstime, id, private) \
- __lll_robust_timedlock (&(futex), abstime, id, private)
-
-
-#define __lll_unlock(futex, private) \
- ((void) ({ \
- int *__futex = (futex); \
- int __val = atomic_exchange_rel (__futex, 0); \
- \
- if (__builtin_expect (__val > 1, 0)) \
- lll_futex_wake (__futex, 1, private); \
- }))
-#define lll_unlock(futex, private) __lll_unlock(&(futex), private)
-
-
-#define __lll_robust_unlock(futex, private) \
- ((void) ({ \
- int *__futex = (futex); \
- int __val = atomic_exchange_rel (__futex, 0); \
- \
- if (__builtin_expect (__val & FUTEX_WAITERS, 0)) \
- lll_futex_wake (__futex, 1, private); \
- }))
-#define lll_robust_unlock(futex, private) \
- __lll_robust_unlock(&(futex), private)
-
-
-#define lll_islocked(futex) \
- (futex != 0)
-
-/* Initializers for lock. */
-#define LLL_LOCK_INITIALIZER (0)
-#define LLL_LOCK_INITIALIZER_LOCKED (1)
-
-/* The kernel notifies a process with uses CLONE_CLEARTID via futex
- wakeup when the clone terminates. The memory location contains the
- thread ID while the clone is running and is reset to zero
- afterwards. */
-#define lll_wait_tid(tid) \
- do \
- { \
- __typeof (tid) __tid; \
- while ((__tid = (tid)) != 0) \
- lll_futex_wait (&(tid), __tid, LLL_SHARED); \
- } \
- while (0)
-
-extern int __lll_timedwait_tid (int *, const struct timespec *)
- attribute_hidden;
-
-#define lll_timedwait_tid(tid, abstime) \
- ({ \
- int __res = 0; \
- if ((tid) != 0) \
- __res = __lll_timedwait_tid (&(tid), (abstime)); \
- __res; \
- })
-
-#endif /* lowlevellock.h */
+++ /dev/null
-/* Special .init and .fini section support for ia64. NPTL version.
- Copyright (C) 2000, 2001, 2002, 2003, 2005 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it
- and/or modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- In addition to the permissions in the GNU Lesser General Public
- License, the Free Software Foundation gives you unlimited
- permission to link the compiled version of this file with other
- programs, and to distribute those programs without any restriction
- coming from the use of this file. (The Lesser General Public
- License restrictions do apply in other respects; for example, they
- cover modification of the file, and distribution when not linked
- into another program.)
-
- The GNU C Library is distributed in the hope that it will be
- useful, but WITHOUT ANY WARRANTY; without even the implied warranty
- of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
-
-/* This file is compiled into assembly code which is then munged by a sed
- script into two files: crti.s and crtn.s.
-
- * crti.s puts a function prologue at the beginning of the
- .init and .fini sections and defines global symbols for
- those addresses, so they can be called as functions.
-
- * crtn.s puts the corresponding function epilogues
- in the .init and .fini sections. */
-
-#include <stddef.h>
-
-
-__asm__ ("\n\
-#include \"defs.h\"\n\
-\n\
-/*@HEADER_ENDS*/\n\
-\n\
-/*@_init_PROLOG_BEGINS*/\n\
- .xdata8 \".init_array\",@fptr(__pthread_initialize_minimal_internal)\n\
-/*@_init_PROLOG_ENDS*/\n\
-");
+++ /dev/null
-/* Copyright (C) 2000, 2002, 2003, 2004 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-
-#include <sysdep.h>
-#define _SIGNAL_H
-#include <bits/signum.h>
-#include <tcb-offsets.h>
-
-/* The following are defined in linux/sched.h, which unfortunately */
-/* is not safe for inclusion in an assembly file. */
-#define CLONE_VM 0x00000100 /* set if VM shared between processes */
-#define CLONE_VFORK 0x00004000 /* set if the parent wants the child to wake it up on mm_release */
-
-/* pid_t vfork(void); */
-/* Implemented as __clone_syscall(CLONE_VFORK | CLONE_VM | SIGCHLD, 0) */
-
-ENTRY(__vfork)
- .prologue // work around a GAS bug which triggers if
- .body // first .prologue is not at the beginning of proc.
- alloc r2=ar.pfs,0,0,2,0
- adds r14=PID,r13
- ;;
- ld4 r16=[r14]
- ;;
- sub r15=0,r16
- mov out0=CLONE_VM+CLONE_VFORK+SIGCHLD
- mov out1=0 /* Standard sp value. */
- ;;
- st4 [r14]=r15
- DO_CALL (SYS_ify (clone))
- cmp.eq p0,p7=0,r8
- adds r14=PID,r13
- ;;
-(p7) ld4 r16=[r14]
- cmp.eq p6,p0=-1,r10
- ;;
-(p7) sub r15=0,r16
- ;;
-(p7) st4 [r14]=r15
-(p6) br.cond.spnt.few __syscall_error
- ret
-PSEUDO_END(__vfork)
-
-weak_alias (__vfork, vfork)
+++ /dev/null
-/* Copyright (C) 2003, 2004, 2007 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include "pthreadP.h"
-#include <lowlevellock.h>
-
-
-unsigned long int __fork_generation attribute_hidden;
-
-
-static void
-clear_once_control (void *arg)
-{
- pthread_once_t *once_control = (pthread_once_t *) arg;
-
- *once_control = 0;
- lll_futex_wake (once_control, INT_MAX, LLL_PRIVATE);
-}
-
-
-int
-__pthread_once (once_control, init_routine)
- pthread_once_t *once_control;
- void (*init_routine) (void);
-{
- while (1)
- {
- int oldval, val, newval;
-
- val = *once_control;
- do
- {
- /* Check if the initialized has already been done. */
- if ((val & 2) != 0)
- return 0;
-
- oldval = val;
- newval = (oldval & 3) | __fork_generation | 1;
- val = atomic_compare_and_exchange_val_acq (once_control, newval,
- oldval);
- }
- while (__builtin_expect (val != oldval, 0));
-
- /* Check if another thread already runs the initializer. */
- if ((oldval & 1) != 0)
- {
- /* Check whether the initializer execution was interrupted
- by a fork. */
- if (((oldval ^ newval) & -4) == 0)
- {
- /* Same generation, some other thread was faster. Wait. */
- lll_futex_wait (once_control, newval, LLL_PRIVATE);
- continue;
- }
- }
-
- /* This thread is the first here. Do the initialization.
- Register a cleanup handler so that in case the thread gets
- interrupted the initialization can be restarted. */
- pthread_cleanup_push (clear_once_control, once_control);
-
- init_routine ();
-
- pthread_cleanup_pop (0);
-
-
- /* Add one to *once_control. */
- atomic_increment (once_control);
-
- /* Wake up all other threads. */
- lll_futex_wake (once_control, INT_MAX, LLL_PRIVATE);
- break;
- }
-
- return 0;
-}
-weak_alias (__pthread_once, pthread_once)
-strong_alias (__pthread_once, __pthread_once_internal)
+++ /dev/null
-/* Copyright (C) 2002, 2003, 2004, 2006, 2011 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <sysdep.h>
-#include <tls.h>
-#ifndef __ASSEMBLER__
-# include <nptl/pthreadP.h>
-#endif
-
-#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt
-
-# undef PSEUDO
-
-# ifndef NOT_IN_libc
-# define SYSDEP_CANCEL_ERRNO __libc_errno
-# else
-# define SYSDEP_CANCEL_ERRNO errno
-# endif
-# define SYSDEP_CANCEL_ERROR(args) \
-.section .gnu.linkonce.t.__syscall_error_##args, "ax"; \
- .align 32; \
- .proc __syscall_error_##args; \
- .global __syscall_error_##args; \
- .hidden __syscall_error_##args; \
- .size __syscall_error_##args, 64; \
-__syscall_error_##args: \
- .prologue; \
- .regstk args, 5, args, 0; \
- .save ar.pfs, loc0; \
- .save rp, loc1; \
- .body; \
- addl loc4 = @ltoff(@tprel(SYSDEP_CANCEL_ERRNO)), gp;; \
- ld8 loc4 = [loc4]; \
- mov rp = loc1;; \
- mov r8 = -1; \
- add loc4 = loc4, r13;; \
- st4 [loc4] = loc3; \
- mov ar.pfs = loc0
-
-# ifndef USE_DL_SYSINFO
-
-# define PSEUDO(name, syscall_name, args) \
-.text; \
-ENTRY (name) \
- adds r14 = MULTIPLE_THREADS_OFFSET, r13;; \
- ld4 r14 = [r14]; \
- mov r15 = SYS_ify(syscall_name);; \
- cmp4.ne p6, p7 = 0, r14; \
-(p6) br.cond.spnt .Lpseudo_cancel;; \
- break __BREAK_SYSCALL;; \
- cmp.eq p6,p0=-1,r10; \
-(p6) br.cond.spnt.few __syscall_error; \
- ret;; \
- .endp name; \
- .proc __GC_##name; \
- .globl __GC_##name; \
- .hidden __GC_##name; \
-__GC_##name: \
-.Lpseudo_cancel: \
- .prologue; \
- .regstk args, 5, args, 0; \
- .save ar.pfs, loc0; \
- alloc loc0 = ar.pfs, args, 5, args, 0; \
- .save rp, loc1; \
- mov loc1 = rp;; \
- .body; \
- CENABLE;; \
- mov loc2 = r8; \
- COPY_ARGS_##args \
- mov r15 = SYS_ify(syscall_name); \
- break __BREAK_SYSCALL;; \
- mov loc3 = r8; \
- mov loc4 = r10; \
- mov out0 = loc2; \
- CDISABLE;; \
- cmp.eq p6,p0=-1,loc4; \
-(p6) br.cond.spnt.few __syscall_error_##args; \
- mov r8 = loc3; \
- mov rp = loc1; \
- mov ar.pfs = loc0; \
-.Lpseudo_end: \
- ret; \
- .endp __GC_##name; \
- SYSDEP_CANCEL_ERROR(args)
-
-# else /* USE_DL_SYSINFO */
-
-# define PSEUDO(name, syscall_name, args) \
-.text; \
-ENTRY (name) \
- .prologue; \
- adds r2 = SYSINFO_OFFSET, r13; \
- adds r14 = MULTIPLE_THREADS_OFFSET, r13; \
- .save ar.pfs, r11; \
- mov r11 = ar.pfs;; \
- .body; \
- ld4 r14 = [r14]; \
- ld8 r2 = [r2]; \
- mov r15 = SYS_ify(syscall_name);; \
- cmp4.ne p6, p7 = 0, r14; \
- mov b7 = r2; \
-(p6) br.cond.spnt .Lpseudo_cancel; \
- br.call.sptk.many b6 = b7;; \
- mov ar.pfs = r11; \
- cmp.eq p6,p0 = -1, r10; \
-(p6) br.cond.spnt.few __syscall_error; \
- ret;; \
- .endp name; \
- .proc __GC_##name; \
- .globl __GC_##name; \
- .hidden __GC_##name; \
-__GC_##name: \
-.Lpseudo_cancel: \
- .prologue; \
- .regstk args, 5, args, 0; \
- .save ar.pfs, loc0; \
- alloc loc0 = ar.pfs, args, 5, args, 0; \
- adds loc4 = SYSINFO_OFFSET, r13; \
- .save rp, loc1; \
- mov loc1 = rp;; \
- .body; \
- ld8 loc4 = [loc4]; \
- CENABLE;; \
- mov loc2 = r8; \
- mov b7 = loc4; \
- COPY_ARGS_##args \
- mov r15 = SYS_ify(syscall_name); \
- br.call.sptk.many b6 = b7;; \
- mov loc3 = r8; \
- mov loc4 = r10; \
- mov out0 = loc2; \
- CDISABLE;; \
- cmp.eq p6,p0=-1,loc4; \
-(p6) br.cond.spnt.few __syscall_error_##args; \
- mov r8 = loc3; \
- mov rp = loc1; \
- mov ar.pfs = loc0; \
-.Lpseudo_end: \
- ret; \
- .endp __GC_##name; \
- SYSDEP_CANCEL_ERROR(args)
-
-# endif /* USE_DL_SYSINFO */
-
-# undef PSEUDO_END
-# define PSEUDO_END(name) .endp
-
-# ifdef IS_IN_libpthread
-# define CENABLE br.call.sptk.many b0 = __pthread_enable_asynccancel
-# define CDISABLE br.call.sptk.many b0 = __pthread_disable_asynccancel
-# elif !defined NOT_IN_libc
-# define CENABLE br.call.sptk.many b0 = __libc_enable_asynccancel
-# define CDISABLE br.call.sptk.many b0 = __libc_disable_asynccancel
-# elif defined IS_IN_librt
-# define CENABLE br.call.sptk.many b0 = __librt_enable_asynccancel
-# define CDISABLE br.call.sptk.many b0 = __librt_disable_asynccancel
-# else
-# error Unsupported library
-# endif
-
-# define COPY_ARGS_0 /* Nothing */
-# define COPY_ARGS_1 COPY_ARGS_0 mov out0 = in0;
-# define COPY_ARGS_2 COPY_ARGS_1 mov out1 = in1;
-# define COPY_ARGS_3 COPY_ARGS_2 mov out2 = in2;
-# define COPY_ARGS_4 COPY_ARGS_3 mov out3 = in3;
-# define COPY_ARGS_5 COPY_ARGS_4 mov out4 = in4;
-# define COPY_ARGS_6 COPY_ARGS_5 mov out5 = in5;
-# define COPY_ARGS_7 COPY_ARGS_6 mov out6 = in6;
-
-# ifndef __ASSEMBLER__
-# define SINGLE_THREAD_P \
- __builtin_expect (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0, 1)
-# else
-# define SINGLE_THREAD_P \
- adds r14 = MULTIPLE_THREADS_OFFSET, r13 ;; ld4 r14 = [r14] ;; cmp4.ne p6, p7 = 0, r14
-# endif
-
-#elif !defined __ASSEMBLER__
-
-# define SINGLE_THREAD_P (1)
-# define NO_CANCELLATION 1
-
-#endif
-
-#ifndef __ASSEMBLER__
-# define RTLD_SINGLE_THREAD_P \
- __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
- header.multiple_threads) == 0, 1)
-#endif
+++ /dev/null
-#include "../x86_64/timer_create.c"
+++ /dev/null
-#include "../x86_64/timer_delete.c"
+++ /dev/null
-#include "../x86_64/timer_getoverr.c"
+++ /dev/null
-#include "../x86_64/timer_gettime.c"
+++ /dev/null
-#include "../x86_64/timer_settime.c"
+++ /dev/null
-/* Copyright (C) 2003, 2006 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Jakub Jelinek <jakub@redhat.com>.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public License as
- published by the Free Software Foundation; either version 2.1 of the
- License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
-
-#include <dlfcn.h>
-#include <stdio.h>
-#include <unwind.h>
-#include <pthreadP.h>
-
-static _Unwind_Word (*libgcc_s_getbsp) (struct _Unwind_Context *);
-
-#define ARCH_CANCEL_INIT(handle) \
- ((libgcc_s_getbsp = __libc_dlsym (handle, "_Unwind_GetBSP")) == NULL)
-
-#include <sysdeps/pthread/unwind-forcedunwind.c>
-
-_Unwind_Word
-_Unwind_GetBSP (struct _Unwind_Context *context)
-{
- if (__builtin_expect (libgcc_s_getbsp == NULL, 0))
- pthread_cancel_init ();
-
- return libgcc_s_getbsp (context);
-}
+++ /dev/null
-/* Copyright (C) 1991,92,94,95,97,98,2000,02,04 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <stddef.h>
-#include <setjmp.h>
-#include <signal.h>
-#include <pthreadP.h>
-#include <jmpbuf-unwind.h>
-
-extern void __sigstack_longjmp (__jmp_buf, int)
- __attribute__ ((noreturn));
-
-/* Like __libc_siglongjmp(), but safe for crossing from alternate
- signal stack to normal stack. Needed by NPTL. */
-void
-__libc_unwind_longjmp (sigjmp_buf env, int val)
-{
- /* Perform any cleanups needed by the frames being unwound. */
- __pthread_cleanup_upto (env->__jmpbuf, CURRENT_STACK_FRAME);
-
- if (env[0].__mask_was_saved)
- /* Restore the saved signal mask. */
- (void) __sigprocmask (SIG_SETMASK, &env[0].__saved_mask,
- (sigset_t *) NULL);
-
- /* Call the machine-dependent function to restore machine state. */
- __sigstack_longjmp (env[0].__jmpbuf, val ?: 1);
-}
-hidden_def (__libc_unwind_longjmp)
+++ /dev/null
-/* Copyright (C) 2000, 2002, 2004 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-
-#include <sysdep.h>
-#define _SIGNAL_H
-#include <bits/signum.h>
-#include <tcb-offsets.h>
-
-/* The following are defined in linux/sched.h, which unfortunately */
-/* is not safe for inclusion in an assembly file. */
-#define CLONE_VM 0x00000100 /* set if VM shared between processes */
-#define CLONE_VFORK 0x00004000 /* set if the parent wants the child to wake it up on mm_release */
-
-/* pid_t vfork(void); */
-/* Implemented as __clone_syscall(CLONE_VFORK | CLONE_VM | SIGCHLD, 0) */
-
-ENTRY(__vfork)
- .prologue // work around a GAS bug which triggers if
- .body // first .prologue is not at the beginning of proc.
- alloc r2=ar.pfs,0,0,2,0
- adds r14=PID,r13
- ;;
- ld4 r16=[r14]
- ;;
- sub r15=0,r16
- cmp.eq p6,p0=0,r16
- ;;
-(p6) movl r15=0x80000000
- mov out0=CLONE_VM+CLONE_VFORK+SIGCHLD
- mov out1=0 /* Standard sp value. */
- ;;
- st4 [r14]=r15
- DO_CALL (SYS_ify (clone))
- cmp.eq p6,p0=0,r8
- adds r14=PID,r13
-(p6) br.cond.dptk 1f
- ;;
- ld4 r15=[r14]
- ;;
- extr.u r16=r15,0,31
- ;;
- cmp.eq p0,p6=0,r16
- ;;
-(p6) sub r16=0,r15
- ;;
- st4 [r14]=r16
-1:
- cmp.eq p6,p0=-1,r10
-(p6) br.cond.spnt.few __syscall_error
- ret
-PSEUDO_END(__vfork)
-libc_hidden_def (__vfork)
-weak_alias (__vfork, vfork)
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