2005-10-10 Daniel Jacobowitz <dan@codesourcery.com>
+ * sysdeps/arm/dl-machine.h (_dl_start_user): Preserve eight-byte
+ stack alignment.
+
+ * sysdeps/arm/elf/start.S (_start): Add unwind markers for EABI
+ targets.
+
+ * sysdeps/arm/preconfigure: Set machine for EABI targets. Remove
+ obsolete Thumb support.
+
+ * sysdeps/arm/shlib-versions: Add EABI support.
+
+ * sysdeps/unix/sysv/linux/arm/mmap64.S (__mmap64): Allow for padding
+ in the argument list for EABI targets.
+
+ * sysdeps/arm/fpu/feholdexcpt.c, sysdeps/arm/fpu/fesetround.c: Add
+ libm_hidden_def.
+
+ * sysdeps/arm/dl-sysdep.h, sysdeps/arm/eabi/Makefile,
+ sysdeps/arm/eabi/Versions, sysdeps/arm/eabi/__longjmp.S,
+ sysdeps/arm/eabi/aeabi_assert.c, sysdeps/arm/eabi/aeabi_atexit.c,
+ sysdeps/arm/eabi/aeabi_errno_addr.c, sysdeps/arm/eabi/aeabi_lcsts.c,
+ sysdeps/arm/eabi/aeabi_localeconv.c, sysdeps/arm/eabi/aeabi_math.c,
+ sysdeps/arm/eabi/aeabi_mb_cur_max.c, sysdeps/arm/eabi/aeabi_memclr.c,
+ sysdeps/arm/eabi/aeabi_memcpy.c, sysdeps/arm/eabi/aeabi_memmove.c
+ sysdeps/arm/eabi/aeabi_memset.c, sysdeps/arm/eabi/aeabi_sighandlers.S,
+ sysdeps/arm/eabi/aeabi_unwind_cpp_pr1.c, sysdeps/arm/eabi/bits/fenv.h,
+ sysdeps/arm/eabi/bits/huge_val.h, sysdeps/arm/eabi/bits/setjmp.h,
+ sysdeps/arm/eabi/fclrexcpt.c, sysdeps/arm/eabi/fedisblxcpt.c,
+ sysdeps/arm/eabi/feenablxcpt.c, sysdeps/arm/eabi/fegetenv.c,
+ sysdeps/arm/eabi/fegetexcept.c, sysdeps/arm/eabi/fegetround.c,
+ sysdeps/arm/eabi/feholdexcpt.c, sysdeps/arm/eabi/fesetenv.c,
+ sysdeps/arm/eabi/fesetround.c, sysdeps/arm/eabi/find_exidx.c,
+ sysdeps/arm/eabi/fpu_control.h, sysdeps/arm/eabi/fraiseexcpt.c,
+ sysdeps/arm/eabi/fsetexcptflg.c, sysdeps/arm/eabi/ftestexcept.c,
+ sysdeps/arm/eabi/setjmp.S, sysdeps/unix/sysv/linux/arm/eabi/configure,
+ sysdeps/arm/eabi/rtld-global-offsets.sym, sysdeps/arm/eabi/setfpucw.c,
+ sysdeps/unix/sysv/linux/arm/eabi/configure.in,
+ sysdeps/unix/sysv/linux/arm/eabi/epoll_ctl.c,
+ sysdeps/unix/sysv/linux/arm/eabi/epoll_wait.c,
+ sysdeps/unix/sysv/linux/arm/eabi/fcntl.c,
+ sysdeps/unix/sysv/linux/arm/eabi/fstatfs64.c,
+ sysdeps/unix/sysv/linux/arm/eabi/fxstat64.c,
+ sysdeps/unix/sysv/linux/arm/eabi/kernel_epoll.h,
+ sysdeps/unix/sysv/linux/arm/eabi/kernel_stat.h,
+ sysdeps/unix/sysv/linux/arm/eabi/lockf64.c,
+ sysdeps/unix/sysv/linux/arm/eabi/lxstat64.c,
+ sysdeps/unix/sysv/linux/arm/eabi/oldgetrlimit.c,
+ sysdeps/unix/sysv/linux/arm/eabi/oldsetrlimit.c,
+ sysdeps/unix/sysv/linux/arm/eabi/semop.c,
+ sysdeps/unix/sysv/linux/arm/eabi/semtimedop.c,
+ sysdeps/unix/sysv/linux/arm/eabi/statfs64.c,
+ sysdeps/unix/sysv/linux/arm/eabi/syscalls.list,
+ sysdeps/unix/sysv/linux/arm/eabi/uname.c,
+ sysdeps/unix/sysv/linux/arm/eabi/xstat64.c,
+ sysdeps/unix/sysv/linux/arm/eabi/xstatconv.c,
+ sysdeps/unix/sysv/linux/arm/eabi/xstatconv.h: New files.
+
+2005-10-10 Daniel Jacobowitz <dan@codesourcery.com>
+
* sysdeps/arm/memset.S (memset): Correct handling of negative
arguments.
add sl, pc, sl\n\
.L_GOT_GOT:\n\
ldr r4, [sl, r4]\n\
- @ get the original arg count\n\
- ldr r1, [sp]\n\
@ save the entry point in another register\n\
mov r6, r0\n\
- @ adjust the stack pointer to skip the extra args\n\
- add sp, sp, r4, lsl #2\n\
- @ subtract _dl_skip_args from original arg count\n\
- sub r1, r1, r4\n\
+ @ get the original arg count\n\
+ ldr r1, [sp]\n\
@ get the argv address\n\
add r2, sp, #4\n\
- @ store the new argc in the new stack location\n\
- str r1, [sp]\n\
+ @ Fix up the stack if necessary.\n\
+ cmp r4, #0\n\
+ bne .L_fixup_stack\n\
+.L_done_fixup:\n\
@ compute envp\n\
add r3, r2, r1, lsl #2\n\
add r3, r3, #4\n\
-\n\
@ now we call _dl_init\n\
ldr r0, .L_LOADED\n\
ldr r0, [sl, r0]\n\
add r0, sl, r0\n\
@ jump to the user_s entry point\n\
" BX(r6) "\n\
+\n\
+ @ iWMMXt and EABI targets require the stack to be eight byte\n\
+ @ aligned - shuffle arguments etc.\n\
+.L_fixup_stack:\n\
+ @ subtract _dl_skip_args from original arg count\n\
+ sub r1, r1, r4\n\
+ @ store the new argc in the new stack location\n\
+ str r1, [sp]\n\
+ @ find the first unskipped argument\n\
+ mov r3, r2\n\
+ add r4, r2, r4, lsl #2\n\
+ @ shuffle argv down\n\
+1: ldr r5, [r4], #4\n\
+ str r5, [r3], #4\n\
+ cmp r5, #0\n\
+ bne 1b\n\
+ @ shuffle envp down\n\
+1: ldr r5, [r4], #4\n\
+ str r5, [r3], #4\n\
+ cmp r5, #0\n\
+ bne 1b\n\
+ @ shuffle auxv down\n\
+1: ldmia r4!, {r0, r5}\n\
+ stmia r3!, {r0, r5}\n\
+ cmp r0, #0\n\
+ bne 1b\n\
+ @ Update _dl_argv\n\
+ ldr r3, .L_ARGV\n\
+ str r2, [sl, r3]\n\
+ b .L_done_fixup\n\
+\n\
.L_GET_GOT:\n\
.word _GLOBAL_OFFSET_TABLE_ - .L_GOT_GOT - 4\n\
.L_SKIP_ARGS:\n\
.word _dl_skip_args(GOTOFF)\n\
.L_FINI_PROC:\n\
.word _dl_fini(GOTOFF)\n\
+.L_ARGV:\n\
+ .word _dl_argv(GOTOFF)\n\
.L_LOADED:\n\
.word _rtld_local(GOTOFF)\n\
.previous\n\
--- /dev/null
+/* System-specific settings for dynamic linker code. Alpha version.
+ Copyright (C) 2002, 2003, 2004, 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.
+
+ 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_next <dl-sysdep.h>
+
+/* _dl_argv cannot be attribute_relro, because _dl_start_user
+ might write into it after _dl_start returns. */
+#define DL_ARGV_NOT_RELRO 1
--- /dev/null
+ifeq ($(subdir),csu)
+aeabi_constants = aeabi_lcsts aeabi_sighandlers aeabi_math
+aeabi_routines = aeabi_assert aeabi_localeconv aeabi_errno_addr \
+ aeabi_mb_cur_max aeabi_atexit aeabi_memclr aeabi_memcpy \
+ aeabi_memmove aeabi_memset
+
+sysdep_routines += $(aeabi_constants) $(aeabi_routines)
+static-only-routines += $(aeabi_constants) $(aeabi_routines)
+
+# get offset to rtld_global._dl_hwcap
+gen-as-const-headers += rtld-global-offsets.sym
+endif
+
+ifeq ($(subdir),elf)
+sysdep_routines += aeabi_unwind_cpp_pr1 find_exidx
+shared-only-routines += aeabi_unwind_cpp_pr1
+sysdep-rtld-routines += aeabi_unwind_cpp_pr1
+endif
+
+ifeq ($(subdir),math)
+$(objpfx)libm.so: $(elfobjdir)/ld.so
+endif
--- /dev/null
+libc {
+ GLIBC_2.4 {
+ # Helper routines
+ __gnu_Unwind_Find_exidx;
+ }
+}
--- /dev/null
+/* longjmp for ARM.
+ Copyright (C) 1997, 1998, 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.
+
+ 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 General Public License
+ along with GCC; see the file COPYING. If not, write to the Free
+ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#include <sysdep.h>
+#define _SETJMP_H
+#define _ASM
+#include <bits/setjmp.h>
+#define __ASSEMBLY__
+#include <asm/procinfo.h>
+#include <rtld-global-offsets.h>
+
+/* __longjmp(jmpbuf, val) */
+
+ENTRY (__longjmp)
+ mov ip, r0
+ movs r0, r1 /* get the return value in place */
+ moveq r0, #1 /* can't let setjmp() return zero! */
+
+ LOADREGS(ia, ip!, {v1-v6, sl, fp, sp, lr})
+
+#ifdef IS_IN_rtld
+ ldr a2, 1f
+ ldr a3, Lrtld_local_ro
+0: add a2, pc, a2
+ add a2, a2, a3
+ ldr a2, [a2, #RTLD_GLOBAL_RO_DL_HWCAP_OFFSET]
+#else
+#ifdef PIC
+ ldr a2, 1f
+ ldr a3, Lrtld_global_ro
+0: add a2, pc, a2
+ ldr a2, [a2, a3]
+ ldr a2, [a2, #RTLD_GLOBAL_RO_DL_HWCAP_OFFSET]
+#else
+ ldr a2, Lhwcap
+ ldr a2, [a2, #0]
+#endif
+#endif
+
+ tst a2, #HWCAP_VFP
+ beq Lno_vfp
+
+ /* Restore the VFP registers. */
+ /* Following instruction is fldmiax ip!, {d8-d15}. */
+ ldc p11, cr8, [r12], #68
+ /* Restore the floating-point status register. */
+ ldr r1, [ip], #4
+ /* Following instruction is fmxr fpscr, r1. */
+ mcr p10, 7, r1, cr1, cr0, 0
+Lno_vfp:
+
+ DO_RET(lr)
+
+#ifdef IS_IN_rtld
+1: .long _GLOBAL_OFFSET_TABLE_ - 0b - 8
+Lrtld_local_ro:
+ .long C_SYMBOL_NAME(_rtld_local_ro)(GOTOFF)
+#else
+#ifdef PIC
+1: .long _GLOBAL_OFFSET_TABLE_ - 0b - 8
+Lrtld_global_ro:
+ .long C_SYMBOL_NAME(_rtld_global_ro)(GOT)
+#else
+Lhwcap:
+ .long C_SYMBOL_NAME(_dl_hwcap)
+#endif
+#endif
+
+END (__longjmp)
--- /dev/null
+/* Copyright (C) 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 <assert.h>
+#include <stdlib.h>
+
+void attribute_hidden
+__aeabi_assert (const char *assertion, const char *file,
+ unsigned int line)
+{
+ __assert_fail (assertion, file, line, NULL);
+}
--- /dev/null
+/* Copyright (C) 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.
+
+ 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 <stdlib.h>
+
+/* Register a function to be called by exit or when a shared library
+ is unloaded. This routine is like __cxa_atexit, but uses the
+ calling sequence required by the ARM EABI. */
+int attribute_hidden
+__aeabi_atexit (void *arg, void (*func) (void *), void *d)
+{
+ return __cxa_atexit (func, arg, d);
+}
--- /dev/null
+/* Copyright (C) 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 <errno.h>
+
+attribute_hidden
+volatile int *
+__aeabi_errno_addr (void)
+{
+ return &errno;
+}
--- /dev/null
+/* Link-time constants for ARM EABI.
+ Copyright (C) 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.
+
+ 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 ARM EABI requires that we provide ISO compile-time constants as
+ link-time constants. Some portable applications may reference these. */
+
+#include <errno.h>
+#include <limits.h>
+#include <locale.h>
+#include <setjmp.h>
+#include <signal.h>
+#include <stdio.h>
+#include <time.h>
+
+#define eabi_constant2(X,Y) const int __aeabi_##X attribute_hidden = Y
+#define eabi_constant(X) const int __aeabi_##X attribute_hidden = X
+
+eabi_constant (EDOM);
+eabi_constant (ERANGE);
+eabi_constant (EILSEQ);
+
+eabi_constant (MB_LEN_MAX);
+
+eabi_constant (LC_COLLATE);
+eabi_constant (LC_CTYPE);
+eabi_constant (LC_MONETARY);
+eabi_constant (LC_NUMERIC);
+eabi_constant (LC_TIME);
+eabi_constant (LC_ALL);
+
+/* The value of __aeabi_JMP_BUF_SIZE is the number of doublewords in a
+ jmp_buf. */
+eabi_constant2 (JMP_BUF_SIZE, sizeof (jmp_buf) / 8);
+
+eabi_constant (SIGABRT);
+eabi_constant (SIGFPE);
+eabi_constant (SIGILL);
+eabi_constant (SIGINT);
+eabi_constant (SIGSEGV);
+eabi_constant (SIGTERM);
+
+eabi_constant2 (IOFBF, _IOFBF);
+eabi_constant2 (IOLBF, _IOLBF);
+eabi_constant2 (IONBF, _IONBF);
+eabi_constant (BUFSIZ);
+eabi_constant (FOPEN_MAX);
+eabi_constant (TMP_MAX);
+eabi_constant (FILENAME_MAX);
+eabi_constant (L_tmpnam);
+
+eabi_constant (CLOCKS_PER_SEC);
--- /dev/null
+/* Copyright (C) 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 <locale.h>
+
+attribute_hidden
+struct lconv *
+__aeabi_localeconv (void)
+{
+ return localeconv ();
+}
--- /dev/null
+/* Copyright (C) 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 <math.h>
+
+const double __aeabi_HUGE_VAL attribute_hidden = HUGE_VAL;
+const long double __aeabi_HUGE_VALL attribute_hidden = HUGE_VALL;
+const float __aeabi_HUGE_VALF attribute_hidden = HUGE_VALF;
+const float __aeabi_INFINITY attribute_hidden = INFINITY;
+const float __aeabi_NAN attribute_hidden = NAN;
--- /dev/null
+/* Copyright (C) 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 <langinfo.h>
+#include <locale.h>
+#include <stdlib.h>
+#include <locale/localeinfo.h>
+
+int attribute_hidden
+__aeabi_MB_CUR_MAX (void)
+{
+ return MB_CUR_MAX;
+}
--- /dev/null
+/* Copyright (C) 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.
+
+ 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 <string.h>
+
+/* Clear memory. Can't alias to bzero because it's not defined in the
+ same translation unit. */
+void attribute_hidden
+__aeabi_memclr (void *dest, size_t n)
+{
+ __bzero (dest, n);
+}
+
+/* Versions of the above which may assume memory alignment. */
+strong_alias (__aeabi_memclr, attribute_hidden __aeabi_memclr4)
+strong_alias (__aeabi_memclr, attribute_hidden __aeabi_memclr8)
--- /dev/null
+/* Copyright (C) 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.
+
+ 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 <string.h>
+
+/* Copy memory like memcpy, but no return value required. Can't alias
+ to memcpy because it's not defined in the same translation
+ unit. */
+void attribute_hidden
+__aeabi_memcpy (void *dest, const void *src, size_t n)
+{
+ memcpy (dest, src, n);
+}
+
+/* Versions of the above which may assume memory alignment. */
+strong_alias (__aeabi_memcpy, attribute_hidden __aeabi_memcpy4)
+strong_alias (__aeabi_memcpy, attribute_hidden __aeabi_memcpy8)
--- /dev/null
+/* Copyright (C) 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.
+
+ 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 <string.h>
+
+/* Copy memory like memmove, but no return value required. Can't
+ alias to memmove because it's not defined in the same translation
+ unit. */
+void attribute_hidden
+__aeabi_memmove (void *dest, const void *src, size_t n)
+{
+ memmove (dest, src, n);
+}
+
+/* Versions of the above which may assume memory alignment. */
+strong_alias (__aeabi_memmove, attribute_hidden __aeabi_memmove4)
+strong_alias (__aeabi_memmove, attribute_hidden __aeabi_memmove8)
--- /dev/null
+/* Copyright (C) 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.
+
+ 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 <string.h>
+
+/* Set memory like memset, but different argument order and no return
+ value required. */
+void attribute_hidden
+__aeabi_memset (void *dest, size_t n, int c)
+{
+ memset (dest, c, n);
+}
+
+/* Versions of the above which may assume memory alignment. */
+strong_alias (__aeabi_memset, attribute_hidden __aeabi_memset4)
+strong_alias (__aeabi_memset, attribute_hidden __aeabi_memset8)
--- /dev/null
+/* Link-time constants for ARM EABI - signal handlers.
+ Copyright (C) 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.
+
+ 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 ARM EABI defines these as "functions". */
+
+#include <sysdep.h>
+
+ .global __aeabi_SIG_DFL
+ .hidden __aeabi_SIG_DFL
+ .type __aeabi_SIG_DFL, %function
+ .set __aeabi_SIG_DFL, 0
+
+ .global __aeabi_SIG_IGN
+ .hidden __aeabi_SIG_IGN
+ .type __aeabi_SIG_IGN, %function
+ .set __aeabi_SIG_IGN, 1
+
+ .global __aeabi_SIG_ERR
+ .hidden __aeabi_SIG_ERR
+ .type __aeabi_SIG_ERR, %function
+ .set __aeabi_SIG_ERR, -1
--- /dev/null
+/* Copyright (C) 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.
+
+ 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. */
+
+/* Because some objects in ld.so and libc.so are built with
+ -fexceptions, we end up with references to this personality
+ routine. However, these libraries are not linked against
+ libgcc_eh.a, so we need a dummy definition. This routine will
+ never actually be called. */
+
+#include <stdlib.h>
+
+attribute_hidden
+void
+__aeabi_unwind_cpp_pr0 (void)
+{
+#ifndef IS_IN_rtld
+ abort ();
+#endif
+}
+
+attribute_hidden
+void
+__aeabi_unwind_cpp_pr1 (void)
+{
+#ifndef IS_IN_rtld
+ abort ();
+#endif
+}
+
+attribute_hidden
+void
+__aeabi_unwind_cpp_pr2 (void)
+{
+#ifndef IS_IN_rtld
+ abort ();
+#endif
+}
--- /dev/null
+/* Copyright (C) 2004, 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.
+
+ 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 General Public License
+ along with GCC; see the file COPYING. If not, write to the Free
+ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#ifndef _FENV_H
+# error "Never use <bits/fenv.h> directly; include <fenv.h> instead."
+#endif
+
+/* Define bits representing exceptions in the FPU status word. */
+enum
+ {
+ FE_INVALID = 1,
+#define FE_INVALID FE_INVALID
+ FE_DIVBYZERO = 2,
+#define FE_DIVBYZERO FE_DIVBYZERO
+ FE_OVERFLOW = 4,
+#define FE_OVERFLOW FE_OVERFLOW
+ FE_UNDERFLOW = 8,
+#define FE_UNDERFLOW FE_UNDERFLOW
+ FE_INEXACT = 16,
+#define FE_INEXACT FE_INEXACT
+ };
+
+/* Amount to shift by to convert an exception to a mask bit. */
+#define FE_EXCEPT_SHIFT 8
+
+/* All supported exceptions. */
+#define FE_ALL_EXCEPT \
+ (FE_INVALID | FE_DIVBYZERO | FE_OVERFLOW | FE_UNDERFLOW | FE_INEXACT)
+
+/* VFP supports all of the four defined rounding modes. */
+enum
+ {
+ FE_TONEAREST = 0,
+#define FE_TONEAREST FE_TONEAREST
+ FE_UPWARD = 0x400000,
+#define FE_UPWARD FE_UPWARD
+ FE_DOWNWARD = 0x800000,
+#define FE_DOWNWARD FE_DOWNWARD
+ FE_TOWARDZERO = 0xc00000
+#define FE_TOWARDZERO FE_TOWARDZERO
+ };
+
+/* Type representing exception flags. */
+typedef unsigned int fexcept_t;
+
+/* Type representing floating-point environment. */
+typedef struct
+ {
+ unsigned int __cw;
+ }
+fenv_t;
+
+/* If the default argument is used we use this value. */
+#define FE_DFL_ENV ((fenv_t *) -1l)
+
+#ifdef __USE_GNU
+/* Floating-point environment where none of the exceptions are masked. */
+# define FE_NOMASK_ENV ((__const fenv_t *) -2)
+#endif
--- /dev/null
+/* `HUGE_VAL' constant for IEEE 754 machines (where it is infinity).
+ Used by <stdlib.h> and <math.h> functions for overflow.
+ Copyright (C) 1992, 1995, 1996, 1997, 1999, 2000, 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. */
+
+#ifndef _MATH_H
+# error "Never use <bits/huge_val.h> directly; include <math.h> instead."
+#endif
+
+/* IEEE positive infinity (-HUGE_VAL is negative infinity). */
+
+#if __GNUC_PREREQ(3,3)
+# define HUGE_VAL (__builtin_huge_val())
+#elif __GNUC_PREREQ(2,96)
+# define HUGE_VAL (__extension__ 0x1.0p2047)
+#elif defined __GNUC__
+
+# define HUGE_VAL \
+ (__extension__ \
+ ((union { unsigned __l __attribute__((__mode__(__DI__))); double __d; }) \
+ { __l: 0x7ff0000000000000ULL }).__d)
+
+#else /* not GCC */
+
+# include <endian.h>
+
+typedef union { unsigned char __c[8]; double __d; } __huge_val_t;
+
+# if __BYTE_ORDER == __BIG_ENDIAN
+# define __HUGE_VAL_bytes { 0x7f, 0xf0, 0, 0, 0, 0, 0, 0 }
+# endif
+# if __BYTE_ORDER == __LITTLE_ENDIAN
+# define __HUGE_VAL_bytes { 0, 0, 0, 0, 0, 0, 0xf0, 0x7f }
+# endif
+
+static __huge_val_t __huge_val = { __HUGE_VAL_bytes };
+# define HUGE_VAL (__huge_val.__d)
+
+#endif /* GCC. */
--- /dev/null
+/* Copyright (C) 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. */
+
+/* Define the machine-dependent type `jmp_buf'. ARM EABI version. */
+
+#ifndef _BITS_SETJMP_H
+#define _BITS_SETJMP_H 1
+
+#if !defined _SETJMP_H && !defined _PTHREAD_H
+# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead."
+#endif
+
+#ifndef _ASM
+/* The exact set of registers saved may depend on the particular core
+ in use, as some coprocessor registers may need to be saved. The C
+ Library ABI requires that the buffer be 8-byte aligned, and
+ recommends that the buffer contain 64 words. The first 28 words
+ are occupied by v1-v6, sl, fp, sp, pc, d8-d15, and fpscr. (Note
+ that d8-15 require 17 words, due to the use of fstmx.) */
+typedef int __jmp_buf[64] __attribute__((aligned (8)));
+#endif
+
+#define __JMP_BUF_SP 8
+
+/* Test if longjmp to JMPBUF would unwind the frame
+ containing a local variable at ADDRESS. */
+#define _JMPBUF_UNWINDS(jmpbuf, address) \
+ ((void *) (address) < (void *) (jmpbuf[__JMP_BUF_SP]))
+
+#endif
--- /dev/null
+/* Clear given exceptions in current floating-point environment.
+ Copyright (C) 1997,98,99,2000,01,05 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 General Public License
+ along with GCC; see the file COPYING. If not, write to the Free
+ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#include <fenv.h>
+#include <fpu_control.h>
+
+#include <unistd.h>
+#include <ldsodefs.h>
+#include <dl-procinfo.h>
+#include <asm/procinfo.h>
+
+int
+__feclearexcept (int excepts)
+{
+ if (GLRO (dl_hwcap) & HWCAP_VFP)
+ {
+ unsigned long int temp;
+
+ /* Mask out unsupported bits/exceptions. */
+ excepts &= FE_ALL_EXCEPT;
+
+ /* Get the current floating point status. */
+ _FPU_GETCW (temp);
+
+ /* Clear the relevant bits. */
+ temp = (temp & ~FE_ALL_EXCEPT) | (temp & FE_ALL_EXCEPT & ~excepts);
+
+ /* Put the new data in effect. */
+ _FPU_SETCW (temp);
+
+ /* Success. */
+ return 0;
+ }
+
+ /* Unsupported, so fail. */
+ return 1;
+}
+
+#include <shlib-compat.h>
+#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
+strong_alias (__feclearexcept, __old_feclearexcept)
+compat_symbol (libm, __old_feclearexcept, feclearexcept, GLIBC_2_1);
+#endif
+
+versioned_symbol (libm, __feclearexcept, feclearexcept, GLIBC_2_2);
--- /dev/null
+/* Disable floating-point exceptions.
+ Copyright (C) 2001, 2005 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Philip Blundell <philb@gnu.org>, 2001.
+
+ 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 General Public License
+ along with GCC; see the file COPYING. If not, write to the Free
+ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#include <fenv.h>
+#include <fpu_control.h>
+
+#include <unistd.h>
+#include <ldsodefs.h>
+#include <dl-procinfo.h>
+#include <asm/procinfo.h>
+
+int
+fedisableexcept (int excepts)
+{
+ if (GLRO (dl_hwcap) & HWCAP_VFP)
+ {
+ unsigned long int new_exc, old_exc;
+
+ _FPU_GETCW(new_exc);
+
+ old_exc = (new_exc >> FE_EXCEPT_SHIFT) & FE_ALL_EXCEPT;
+
+ excepts &= FE_ALL_EXCEPT;
+
+ new_exc &= ~(excepts << FE_EXCEPT_SHIFT);
+
+ _FPU_SETCW(new_exc);
+
+ return old_exc;
+ }
+
+ /* Unsupported, so return -1 for failure. */
+ return -1;
+}
--- /dev/null
+/* Enable floating-point exceptions.
+ Copyright (C) 2001, 2005 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Philip Blundell <philb@gnu.org>, 2001.
+
+ 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 General Public License
+ along with GCC; see the file COPYING. If not, write to the Free
+ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#include <fenv.h>
+#include <fpu_control.h>
+
+#include <unistd.h>
+#include <ldsodefs.h>
+#include <dl-procinfo.h>
+#include <asm/procinfo.h>
+
+int
+feenableexcept (int excepts)
+{
+ if (GLRO (dl_hwcap) & HWCAP_VFP)
+ {
+ unsigned long int new_exc, old_exc;
+
+ _FPU_GETCW(new_exc);
+
+ old_exc = (new_exc >> FE_EXCEPT_SHIFT) & FE_ALL_EXCEPT;
+
+ excepts &= FE_ALL_EXCEPT;
+
+ new_exc |= (excepts << FE_EXCEPT_SHIFT);
+
+ _FPU_SETCW(new_exc);
+
+ return old_exc;
+ }
+
+ /* Unsupported, so return -1 for failure. */
+ return -1;
+}
--- /dev/null
+/* Store current floating-point environment.
+ Copyright (C) 1997,98,99,2000,01,05 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 General Public License
+ along with GCC; see the file COPYING. If not, write to the Free
+ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#include <fenv.h>
+#include <fpu_control.h>
+
+#include <unistd.h>
+#include <ldsodefs.h>
+#include <dl-procinfo.h>
+#include <asm/procinfo.h>
+
+int
+__fegetenv (fenv_t *envp)
+{
+ if (GLRO (dl_hwcap) & HWCAP_VFP)
+ {
+ unsigned long int temp;
+ _FPU_GETCW (temp);
+ envp->__cw = temp;
+
+ /* Success. */
+ return 0;
+ }
+
+ /* Unsupported, so fail. */
+ return 1;
+}
+
+#include <shlib-compat.h>
+#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
+strong_alias (__fegetenv, __old_fegetenv)
+compat_symbol (libm, __old_fegetenv, fegetenv, GLIBC_2_1);
+#endif
+
+versioned_symbol (libm, __fegetenv, fegetenv, GLIBC_2_2);
--- /dev/null
+/* Get floating-point exceptions.
+ Copyright (C) 2001, 2005 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Philip Blundell <philb@gnu.org>, 2001
+
+ 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 General Public License
+ along with GCC; see the file COPYING. If not, write to the Free
+ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#include <fenv.h>
+#include <fpu_control.h>
+
+#include <unistd.h>
+#include <ldsodefs.h>
+#include <dl-procinfo.h>
+#include <asm/procinfo.h>
+
+int
+fegetexcept (void)
+{
+ if (GLRO (dl_hwcap) & HWCAP_VFP)
+ {
+ unsigned long temp;
+
+ _FPU_GETCW (temp);
+
+ return (temp >> FE_EXCEPT_SHIFT) & FE_ALL_EXCEPT;
+ }
+
+ /* Unsupported. Return all exceptions disabled. */
+ return 0;
+}
--- /dev/null
+/* Return current rounding direction.
+ Copyright (C) 2004, 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.
+
+ 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 General Public License
+ along with GCC; see the file COPYING. If not, write to the Free
+ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#include <fenv.h>
+#include <fpu_control.h>
+
+#include <unistd.h>
+#include <ldsodefs.h>
+#include <dl-procinfo.h>
+#include <asm/procinfo.h>
+
+int
+fegetround (void)
+{
+ if (GLRO (dl_hwcap) & HWCAP_VFP)
+ {
+ unsigned int temp;
+
+ /* Get the current environment. */
+ _FPU_GETCW (temp);
+
+ return temp & FE_TOWARDZERO;
+ }
+
+ /* The current soft-float implementation only handles TONEAREST. */
+ return FE_TONEAREST;
+}
--- /dev/null
+/* Store current floating-point environment and clear exceptions.
+ Copyright (C) 1997, 1998, 1999, 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.
+
+ 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 General Public License
+ along with GCC; see the file COPYING. If not, write to the Free
+ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#include <fenv.h>
+#include <fpu_control.h>
+
+#include <unistd.h>
+#include <ldsodefs.h>
+#include <dl-procinfo.h>
+#include <asm/procinfo.h>
+
+int
+feholdexcept (fenv_t *envp)
+{
+ if (GLRO (dl_hwcap) & HWCAP_VFP)
+ {
+ unsigned long int temp;
+
+ /* Store the environment. */
+ _FPU_GETCW(temp);
+ envp->__cw = temp;
+
+ /* Now set all exceptions to non-stop. */
+ temp &= ~(FE_ALL_EXCEPT << FE_EXCEPT_SHIFT);
+
+ /* And clear all exception flags. */
+ temp &= ~FE_ALL_EXCEPT;
+
+ _FPU_SETCW(temp);
+
+ return 0;
+ }
+
+ /* Unsupported, so fail. */
+ return 1;
+}
+
+libm_hidden_def (feholdexcept)
--- /dev/null
+/* Install given floating-point environment.
+ Copyright (C) 2004, 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.
+
+ 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 General Public License
+ along with GCC; see the file COPYING. If not, write to the Free
+ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#include <fenv.h>
+#include <fpu_control.h>
+
+#include <unistd.h>
+#include <ldsodefs.h>
+#include <dl-procinfo.h>
+#include <asm/procinfo.h>
+
+int
+__fesetenv (const fenv_t *envp)
+{
+ if (GLRO (dl_hwcap) & HWCAP_VFP)
+ {
+ unsigned int temp;
+
+ _FPU_GETCW (temp);
+ temp &= _FPU_RESERVED;
+
+ if (envp == FE_DFL_ENV)
+ temp |= _FPU_DEFAULT;
+ else if (envp == FE_NOMASK_ENV)
+ temp |= _FPU_IEEE;
+ else
+ temp |= envp->__cw & ~_FPU_RESERVED;
+
+ _FPU_SETCW (temp);
+
+ /* Success. */
+ return 0;
+ }
+
+ /* Unsupported, so fail. */
+ return 1;
+}
+
+#include <shlib-compat.h>
+libm_hidden_ver (__fesetenv, fesetenv)
+versioned_symbol (libm, __fesetenv, fesetenv, GLIBC_2_2);
--- /dev/null
+/* Set current rounding direction.
+ Copyright (C) 2004, 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.
+
+ 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 General Public License
+ along with GCC; see the file COPYING. If not, write to the Free
+ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#include <fenv.h>
+#include <fpu_control.h>
+
+#include <unistd.h>
+#include <ldsodefs.h>
+#include <dl-procinfo.h>
+#include <asm/procinfo.h>
+
+int
+fesetround (int round)
+{
+ if (GLRO (dl_hwcap) & HWCAP_VFP)
+ {
+ fpu_control_t temp;
+
+ switch (round)
+ {
+ case FE_TONEAREST:
+ case FE_UPWARD:
+ case FE_DOWNWARD:
+ case FE_TOWARDZERO:
+ _FPU_GETCW (temp);
+ temp = (temp & ~FE_TOWARDZERO) | round;
+ _FPU_SETCW (temp);
+ return 0;
+ default:
+ return 1;
+ }
+ }
+ else if (round == FE_TONEAREST)
+ /* This is the only supported rounding mode for soft-fp. */
+ return 0;
+
+ /* Unsupported, so fail. */
+ return 1;
+}
+
+libm_hidden_def (fesetround)
--- /dev/null
+/* Copyright (C) 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.
+
+ 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 <link.h>
+#include <unwind.h>
+
+struct unw_eh_callback_data
+{
+ _Unwind_Ptr pc;
+ _Unwind_Ptr exidx_start;
+ int exidx_len;
+};
+
+
+/* Callback to determins if the PC lies within an object, and remember the
+ location of the exception index table if it does. */
+
+static int
+find_exidx_callback (struct dl_phdr_info * info, size_t size, void * ptr)
+{
+ struct unw_eh_callback_data * data;
+ const ElfW(Phdr) *phdr;
+ int i;
+ int match;
+ _Unwind_Ptr load_base;
+
+ data = (struct unw_eh_callback_data *) ptr;
+ load_base = info->dlpi_addr;
+ phdr = info->dlpi_phdr;
+
+ match = 0;
+ for (i = info->dlpi_phnum; i > 0; i--, phdr++)
+ {
+ if (phdr->p_type == PT_LOAD)
+ {
+ _Unwind_Ptr vaddr = phdr->p_vaddr + load_base;
+ if (data->pc >= vaddr && data->pc < vaddr + phdr->p_memsz)
+ match = 1;
+ }
+ else if (phdr->p_type == PT_ARM_EXIDX)
+ {
+ data->exidx_start = (_Unwind_Ptr) (phdr->p_vaddr + load_base);
+ data->exidx_len = phdr->p_memsz;
+ }
+ }
+
+ return match;
+}
+
+
+/* Find the exception index table containing PC. */
+
+_Unwind_Ptr
+__gnu_Unwind_Find_exidx (_Unwind_Ptr pc, int * pcount)
+{
+ struct unw_eh_callback_data data;
+
+ data.pc = pc;
+ data.exidx_start = 0;
+ if (dl_iterate_phdr (find_exidx_callback, &data) <= 0)
+ return 0;
+
+ *pcount = data.exidx_len / 8;
+ return data.exidx_start;
+}
--- /dev/null
+/* FPU control word definitions. ARM VFP version.
+ Copyright (C) 2004, 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.
+
+ 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 General Public License
+ along with GCC; see the file COPYING. If not, write to the Free
+ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#ifndef _FPU_CONTROL_H
+#define _FPU_CONTROL_H
+
+/* masking of interrupts */
+#define _FPU_MASK_IM 0x00000100 /* invalid operation */
+#define _FPU_MASK_ZM 0x00000200 /* divide by zero */
+#define _FPU_MASK_OM 0x00000400 /* overflow */
+#define _FPU_MASK_UM 0x00000800 /* underflow */
+#define _FPU_MASK_PM 0x00001000 /* inexact */
+
+/* Some bits in the FPSCR are not yet defined. They must be preserved when
+ modifying the contents. */
+#define _FPU_RESERVED 0x0e08e0e0
+#define _FPU_DEFAULT 0x00000000
+/* Default + exceptions enabled. */
+#define _FPU_IEEE (_FPU_DEFAULT | 0x00001f00)
+
+/* Type of the control word. */
+typedef unsigned int fpu_control_t;
+
+/* Macros for accessing the hardware control word. */
+/* This is fmrx %0, fpscr. */
+#define _FPU_GETCW(cw) \
+ __asm__ __volatile__ ("mrc p10, 7, %0, cr1, cr0, 0" : "=r" (cw))
+/* This is fmxr fpscr, %0. */
+#define _FPU_SETCW(cw) \
+ __asm__ __volatile__ ("mcr p10, 7, %0, cr1, cr0, 0" : : "r" (cw))
+
+/* Default control word set at startup. */
+extern fpu_control_t __fpu_control;
+
+#endif /* _FPU_CONTROL_H */
--- /dev/null
+/* Raise given exceptions.
+ Copyright (C) 2004, 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.
+
+ 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 General Public License
+ along with GCC; see the file COPYING. If not, write to the Free
+ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#include <fpu_control.h>
+#include <fenv.h>
+#include <float.h>
+
+#include <unistd.h>
+#include <ldsodefs.h>
+#include <dl-procinfo.h>
+#include <asm/procinfo.h>
+
+int
+feraiseexcept (int excepts)
+{
+ if (GLRO (dl_hwcap) & HWCAP_VFP)
+ {
+ int fpscr;
+ const float fp_zero = 0.0, fp_one = 1.0, fp_max = FLT_MAX,
+ fp_min = FLT_MIN, fp_1e32 = 1.0e32f, fp_two = 2.0,
+ fp_three = 3.0;
+
+ /* Raise exceptions represented by EXPECTS. But we must raise only
+ one signal at a time. It is important that if the overflow/underflow
+ exception and the inexact exception are given at the same time,
+ the overflow/underflow exception follows the inexact exception. After
+ each exception we read from the fpscr, to force the exception to be
+ raised immediately. */
+
+ /* There are additional complications because this file may be compiled
+ without VFP support enabled, and we also can't assume that the
+ assembler has VFP instructions enabled. To get around this we use the
+ generic coprocessor mnemonics and avoid asking GCC to put float values
+ in VFP registers. */
+
+ /* First: invalid exception. */
+ if (FE_INVALID & excepts)
+ __asm__ __volatile__ (
+ "ldc p10, cr0, %1\n\t" /* flds s0, %1 */
+ "cdp p10, 8, cr0, cr0, cr0, 0\n\t" /* fdivs s0, s0, s0 */
+ "mrc p10, 7, %0, cr1, cr0, 0" : "=r" (fpscr) /* fmrx %0, fpscr */
+ : "m" (fp_zero)
+ : "s0");
+
+ /* Next: division by zero. */
+ if (FE_DIVBYZERO & excepts)
+ __asm__ __volatile__ (
+ "ldc p10, cr0, %1\n\t" /* flds s0, %1 */
+ "ldcl p10, cr0, %2\n\t" /* flds s1, %2 */
+ "cdp p10, 8, cr0, cr0, cr0, 1\n\t" /* fdivs s0, s0, s1 */
+ "mrc p10, 7, %0, cr1, cr0, 0" : "=r" (fpscr) /* fmrx %0, fpscr */
+ : "m" (fp_one), "m" (fp_zero)
+ : "s0", "s1");
+
+ /* Next: overflow. */
+ if (FE_OVERFLOW & excepts)
+ /* There's no way to raise overflow without also raising inexact. */
+ __asm__ __volatile__ (
+ "ldc p10, cr0, %1\n\t" /* flds s0, %1 */
+ "ldcl p10, cr0, %2\n\t" /* flds s1, %2 */
+ "cdp p10, 3, cr0, cr0, cr0, 1\n\t" /* fadds s0, s0, s1 */
+ "mrc p10, 7, %0, cr1, cr0, 0" : "=r" (fpscr) /* fmrx %0, fpscr */
+ : "m" (fp_max), "m" (fp_1e32)
+ : "s0", "s1");
+
+ /* Next: underflow. */
+ if (FE_UNDERFLOW & excepts)
+ __asm__ __volatile__ (
+ "ldc p10, cr0, %1\n\t" /* flds s0, %1 */
+ "ldcl p10, cr0, %2\n\t" /* flds s1, %2 */
+ "cdp p10, 8, cr0, cr0, cr0, 1\n\t" /* fdivs s0, s0, s1 */
+ "mrc p10, 7, %0, cr1, cr0, 0" : "=r" (fpscr) /* fmrx %0, fpscr */
+ : "m" (fp_min), "m" (fp_three)
+ : "s0", "s1");
+
+ /* Last: inexact. */
+ if (FE_INEXACT & excepts)
+ __asm__ __volatile__ (
+ "ldc p10, cr0, %1\n\t" /* flds s0, %1 */
+ "ldcl p10, cr0, %2\n\t" /* flds s1, %2 */
+ "cdp p10, 8, cr0, cr0, cr0, 1\n\t" /* fdivs s0, s0, s1 */
+ "mrc p10, 7, %0, cr1, cr0, 0" : "=r" (fpscr) /* fmrx %0, fpscr */
+ : "m" (fp_two), "m" (fp_three)
+ : "s0", "s1");
+
+ /* Success. */
+ return 0;
+ }
+
+ /* Unsupported, so fail. */
+ return 1;
+}
+
+libm_hidden_def (feraiseexcept)
--- /dev/null
+/* Set floating-point environment exception handling.
+ Copyright (C) 1997,98,99,2000,01,05 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 General Public License
+ along with GCC; see the file COPYING. If not, write to the Free
+ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#include <fenv.h>
+#include <math.h>
+#include <fpu_control.h>
+
+#include <unistd.h>
+#include <ldsodefs.h>
+#include <dl-procinfo.h>
+#include <asm/procinfo.h>
+
+int
+__fesetexceptflag (const fexcept_t *flagp, int excepts)
+{
+ if (GLRO (dl_hwcap) & HWCAP_VFP)
+ {
+ fexcept_t temp;
+
+ /* Get the current environment. */
+ _FPU_GETCW (temp);
+
+ /* Set the desired exception mask. */
+ temp &= ~((excepts & FE_ALL_EXCEPT) << FE_EXCEPT_SHIFT);
+ temp |= (*flagp & excepts & FE_ALL_EXCEPT) << FE_EXCEPT_SHIFT;
+
+ /* Save state back to the FPU. */
+ _FPU_SETCW (temp);
+
+ /* Success. */
+ return 0;
+ }
+
+ /* Unsupported, so fail. */
+ return 1;
+}
+
+#include <shlib-compat.h>
+#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
+strong_alias (__fesetexceptflag, __old_fesetexceptflag)
+compat_symbol (libm, __old_fesetexceptflag, fesetexceptflag, GLIBC_2_1);
+#endif
+
+versioned_symbol (libm, __fesetexceptflag, fesetexceptflag, GLIBC_2_2);
--- /dev/null
+/* Test exception in current environment.
+ Copyright (C) 1997, 1998, 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.
+
+ 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 General Public License
+ along with GCC; see the file COPYING. If not, write to the Free
+ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#include <fenv.h>
+#include <fpu_control.h>
+
+#include <unistd.h>
+#include <ldsodefs.h>
+#include <dl-procinfo.h>
+#include <asm/procinfo.h>
+
+int
+fetestexcept (int excepts)
+{
+ if (GLRO (dl_hwcap) & HWCAP_VFP)
+ {
+ fexcept_t temp;
+
+ /* Get current exceptions. */
+ _FPU_GETCW(temp);
+
+ return temp & excepts & FE_ALL_EXCEPT;
+ }
+
+ /* Unsupported, return 0. */
+ return 0;
+}
--- /dev/null
+#define SHARED 1
+
+#include <ldsodefs.h>
+
+#define rtld_global_ro_offsetof(mem) offsetof (struct rtld_global_ro, mem)
+
+RTLD_GLOBAL_RO_DL_HWCAP_OFFSET rtld_global_ro_offsetof (_dl_hwcap)
--- /dev/null
+/* Set the FPU control word.
+ Copyright (C) 1996, 1997, 1999, 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.
+
+ 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 <math.h>
+#include <fpu_control.h>
+
+#include <unistd.h>
+#include <ldsodefs.h>
+#include <dl-procinfo.h>
+#include <asm/procinfo.h>
+
+void
+__setfpucw (fpu_control_t set)
+{
+ if (GLRO (dl_hwcap) & HWCAP_VFP)
+ {
+ fpu_control_t cw;
+
+ /* Fetch the current control word. */
+ _FPU_GETCW (cw);
+
+ /* Preserve the reserved bits, and set the rest as the user
+ specified (or the default, if the user gave zero). */
+ cw &= _FPU_RESERVED;
+ cw |= set & ~_FPU_RESERVED;
+
+ _FPU_SETCW (cw);
+ }
+
+ /* Do nothing if a VFP unit isn't present. */
+}
--- /dev/null
+/* setjmp for ARM.
+ Copyright (C) 1997, 1998, 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.
+
+ 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 General Public License
+ along with GCC; see the file COPYING. If not, write to the Free
+ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#include <sysdep.h>
+#define _SETJMP_H
+#define _ASM
+#include <bits/setjmp.h>
+#define __ASSEMBLY__
+#include <asm/procinfo.h>
+#include <rtld-global-offsets.h>
+
+ENTRY (__sigsetjmp)
+ mov ip, r0
+
+ /* Save registers */
+ stmia ip!, {v1-v6, sl, fp, sp, lr}
+
+ /* Check if we have a VFP unit. */
+#ifdef IS_IN_rtld
+ ldr a3, 1f
+ ldr a4, Lrtld_local_ro
+0: add a3, pc, a3
+ add a3, a3, a4
+ ldr a3, [a3, #RTLD_GLOBAL_RO_DL_HWCAP_OFFSET]
+#else
+#ifdef PIC
+ ldr a3, 1f
+ ldr a4, Lrtld_global_ro
+0: add a3, pc, a3
+ ldr a3, [a3, a4]
+ ldr a3, [a3, #RTLD_GLOBAL_RO_DL_HWCAP_OFFSET]
+#else
+ ldr a3, Lhwcap
+ ldr a3, [a3, #0]
+#endif
+#endif
+
+ tst a3, #HWCAP_VFP
+ beq Lno_vfp
+
+ /* Store the VFP registers. */
+ /* Following instruction is fstmiax ip!, {d8-d15}. */
+ stc p11, cr8, [r12], #68
+ /* Store the floating-point status register. */
+ /* Following instruction is fmrx r2, fpscr. */
+ mrc p10, 7, r2, cr1, cr0, 0
+ str r2, [ip], #4
+Lno_vfp:
+
+ /* Make a tail call to __sigjmp_save; it takes the same args. */
+ B PLTJMP(C_SYMBOL_NAME(__sigjmp_save))
+
+#ifdef IS_IN_rtld
+1: .long _GLOBAL_OFFSET_TABLE_ - 0b - 8
+Lrtld_local_ro:
+ .long C_SYMBOL_NAME(_rtld_local_ro)(GOTOFF)
+#else
+#ifdef PIC
+1: .long _GLOBAL_OFFSET_TABLE_ - 0b - 8
+Lrtld_global_ro:
+ .long C_SYMBOL_NAME(_rtld_global_ro)(GOT)
+#else
+Lhwcap:
+ .long C_SYMBOL_NAME(_dl_hwcap)
+#endif
+#endif
+
+END (__sigsetjmp)
+
/* Startup code for ARM & ELF
- Copyright (C) 1995, 1996, 1997, 1998, 2001, 2002 Free Software Foundation, Inc.
+ Copyright (C) 1995, 1996, 1997, 1998, 2001, 2002, 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
.globl _start
.type _start,#function
_start:
+#if !defined(__USING_SJLJ_EXCEPTIONS__)
+ /* Protect against unhandled exceptions. */
+ .fnstart
+#endif
/* Fetch address of fini */
ldr ip, =__libc_csu_fini
/* should never get here....*/
bl abort
+#if !defined(__USING_SJLJ_EXCEPTIONS__)
+ .cantunwind
+ .fnend
+#endif
+
/* Define a symbol for the first piece of initialized data. */
.data
.globl __data_start
return 0;
}
+
+libm_hidden_def (feholdexcept)
/* We only support FE_TONEAREST, so there is no need for any work. */
return (round == FE_TONEAREST)?0:1;
}
+
+libm_hidden_def (fesetround)
case "$machine" in
-arm*) base_machine=arm machine=arm/arm32/$machine ;;
-thumb*) base_machine=thumb machine=arm/thumb/$machine ;;
+arm*)
+ base_machine=arm
+ case $config_os in
+ linux-gnueabi)
+ machine=arm/eabi/$machine
+ ;;
+ *)
+ machine=arm/$machine
+ ;;
+ esac
+ ;;
esac
+arm.*-.*-linux-gnueabi DEFAULT GLIBC_2.4
+
+arm.*-.*-linux-gnueabi ld=ld-linux.so.3
arm.*-.*-linux.* ld=ld-linux.so.2
--- /dev/null
+# This file is generated from configure.in by Autoconf. DO NOT EDIT!
+ # Local configure fragment for sysdeps/unix/sysv/linux/arm/eabi.
+
+arch_minimum_kernel=2.4.17
+libc_cv_gcc_unwind_find_fde=no
--- /dev/null
+GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
+# Local configure fragment for sysdeps/unix/sysv/linux/arm/eabi.
+
+arch_minimum_kernel=2.4.17
+libc_cv_gcc_unwind_find_fde=no
--- /dev/null
+/* epoll_ctl wrapper for ARM EABI.
+ Copyright (C) 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.
+
+ 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 <errno.h>
+#include <sys/epoll.h>
+
+#include <kernel_epoll.h>
+
+int
+epoll_ctl (int __epfd, int __op, int __fd, struct epoll_event *__event)
+{
+ struct kernel_epoll_event k_event;
+
+ k_event.events = __event->events;
+ memcpy (&k_event.data, &__event->data, sizeof (k_event.data));
+
+ return INLINE_SYSCALL (epoll_ctl, 4, __epfd, __op, __fd, &k_event);
+}
+
+libc_hidden_def (epoll_ctl)
--- /dev/null
+/* epoll_ctl wrapper for ARM EABI.
+ Copyright (C) 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.
+
+ 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 <errno.h>
+#include <sys/epoll.h>
+#include <stdlib.h>
+
+#include <kernel_epoll.h>
+
+int
+epoll_wait (int __epfd, struct epoll_event *__events,
+ int __maxevents, int __timeout);
+{
+ struct kernel_epoll_event *k_events;
+ int result;
+
+ k_events = malloc (sizeof (struct kernel_epoll_event) * __maxevents);
+ if (k_events == NULL)
+ {
+ __set_errno (ENOMEM);
+ return -1;
+ }
+
+ result = INLINE_SYSCALL (epoll_wait, 4, __epfd, __events, k_events,
+ __timeout);
+
+ for (i = 0; i < result; i++)
+ {
+ __events[i].events = k_events[i].events;
+ memcpy (&__events[i].data, &k_events[i].data, sizeof (k_events[i].data));
+ }
+
+ free (k_events);
+ return result;
+}
+
+libc_hidden_def (epoll_wait)
--- /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 <assert.h>
+#include <errno.h>
+#include <sysdep-cancel.h> /* Must come before <fcntl.h>. */
+#include <fcntl.h>
+#include <stdarg.h>
+
+#include <sys/syscall.h>
+#include "kernel-features.h"
+
+#if __ASSUME_FCNTL64 == 0
+/* This variable is shared with all files that check for fcntl64. */
+int __have_no_fcntl64;
+#endif
+
+struct kernel_flock64 {
+ short l_type;
+ short l_whence;
+ off64_t l_start;
+ off64_t l_len;
+ pid_t l_pid;
+} __attribute__((packed));
+
+#if defined NO_CANCELLATION && __ASSUME_FCNTL64 == 0
+# define __fcntl_nocancel __libc_fcntl
+#endif
+
+static inline void
+__flock64_to_kernel (struct kernel_flock64 *kfl64,
+ const struct flock64 *fl64)
+{
+ kfl64->l_type = fl64->l_type;
+ kfl64->l_whence = fl64->l_whence;
+ kfl64->l_start = fl64->l_start;
+ kfl64->l_len = fl64->l_len;
+ kfl64->l_pid = fl64->l_pid;
+}
+
+static inline void
+__flock64_from_kernel (struct flock64 *fl64,
+ const struct kernel_flock64 *kfl64)
+{
+ fl64->l_type = kfl64->l_type;
+ fl64->l_whence = kfl64->l_whence;
+ fl64->l_start = kfl64->l_start;
+ fl64->l_len = kfl64->l_len;
+ fl64->l_pid = kfl64->l_pid;
+}
+
+#if !defined NO_CANCELLATION || __ASSUME_FCNTL64 == 0
+int
+__fcntl_nocancel (int fd, int cmd, ...)
+{
+ va_list ap;
+ void *arg;
+ struct kernel_flock64 kfl;
+ struct flock64 *orig_arg;
+
+ va_start (ap, cmd);
+ arg = va_arg (ap, void *);
+ va_end (ap);
+
+#if __ASSUME_FCNTL64 == 0
+# ifdef __NR_fcntl64
+ if (! __have_no_fcntl64)
+ {
+ orig_arg = arg;
+ if (cmd == F_GETLK64 || cmd == F_SETLK64 || cmd == F_SETLKW64)
+ {
+ arg = &kfl;
+ __flock64_to_kernel (&kfl, orig_arg);
+ }
+
+ int result = INLINE_SYSCALL (fcntl64, 3, fd, cmd, arg);
+ if (result >= 0 || errno != ENOSYS)
+ {
+ if (cmd == F_GETLK64 || cmd == F_SETLK64 || cmd == F_SETLKW64)
+ __flock64_from_kernel (orig_arg, &kfl);
+ return result;
+ }
+
+ __have_no_fcntl64 = 1;
+ }
+# endif
+ switch (cmd)
+ {
+ case F_GETLK64:
+ /* Convert arg from flock64 to flock and back. */
+ {
+ struct flock fl;
+ struct flock64 *fl64 = arg;
+ int res;
+
+ fl.l_start = (off_t)fl64->l_start;
+ /* Check if we can represent the values with the smaller type. */
+ if ((off64_t) fl.l_start != fl64->l_start)
+ {
+ eoverflow:
+ __set_errno (EOVERFLOW);
+ return -1;
+ }
+ fl.l_len = (off_t) fl64->l_len;
+ /* Check if we can represent the values with the smaller type. */
+ if ((off64_t) fl.l_len != fl64->l_len)
+ goto eoverflow;
+
+ fl.l_type = fl64->l_type;
+ fl.l_whence = fl64->l_whence;
+ fl.l_pid = fl64->l_pid;
+
+ res = INLINE_SYSCALL (fcntl, 3, fd, F_GETLK, &fl);
+ if (res != 0)
+ return res;
+ /* Everything ok, convert back. */
+ fl64->l_type = fl.l_type;
+ fl64->l_whence = fl.l_whence;
+ fl64->l_start = fl.l_start;
+ fl64->l_len = fl.l_len;
+ fl64->l_pid = fl.l_pid;
+
+ return 0;
+ }
+ case F_SETLK64:
+ case F_SETLKW64:
+ /* Try to convert arg from flock64 to flock. */
+ {
+ struct flock fl;
+ struct flock64 *fl64 = arg;
+
+ fl.l_start = (off_t) fl64->l_start;
+ /* Check if we can represent the values with the smaller type. */
+ if ((off64_t) fl.l_start != fl64->l_start)
+ goto eoverflow;
+
+ fl.l_len = (off_t)fl64->l_len;
+ /* Check if we can represent the values with the smaller type. */
+ if ((off64_t) fl.l_len != fl64->l_len)
+ {
+ __set_errno (EOVERFLOW);
+ return -1;
+ }
+ fl.l_type = fl64->l_type;
+ fl.l_whence = fl64->l_whence;
+ fl.l_pid = fl64->l_pid;
+ assert (F_SETLK - F_SETLKW == F_SETLK64 - F_SETLKW64);
+ return INLINE_SYSCALL (fcntl, 3, fd, cmd + F_SETLK - F_SETLK64, &fl);
+ }
+ default:
+ return INLINE_SYSCALL (fcntl, 3, fd, cmd, arg);
+ }
+ return -1;
+#else
+ return INLINE_SYSCALL (fcntl64, 3, fd, cmd, arg);
+#endif /* !__ASSUME_FCNTL64 */
+}
+#endif /* NO_CANCELLATION || !__ASSUME_FCNTL64 */
+
+
+#ifndef __fcntl_nocancel
+int
+__libc_fcntl (int fd, int cmd, ...)
+{
+ va_list ap;
+ void *arg;
+ struct kernel_flock64 kfl;
+ struct flock64 *orig_arg;
+
+ va_start (ap, cmd);
+ arg = va_arg (ap, void *);
+ va_end (ap);
+
+#if __ASSUME_FCNTL64 > 0
+ orig_arg = arg;
+ if (cmd == F_GETLK64 || cmd == F_SETLK64 || cmd == F_SETLKW64)
+ {
+ arg = &kfl;
+ __flock64_to_kernel (&kfl, orig_arg);
+ }
+
+ if (SINGLE_THREAD_P || (cmd != F_SETLKW && cmd != F_SETLKW64))
+ {
+ int result = INLINE_SYSCALL (fcntl64, 3, fd, cmd, arg);
+ if (cmd == F_GETLK64 || cmd == F_SETLK64 || cmd == F_SETLKW64)
+ __flock64_from_kernel (orig_arg, &kfl);
+ return result;
+ }
+
+ int oldtype = LIBC_CANCEL_ASYNC ();
+
+ int result = INLINE_SYSCALL (fcntl64, 3, fd, cmd, arg);
+
+ if (cmd == F_GETLK64 || cmd == F_SETLK64 || cmd == F_SETLKW64)
+ __flock64_from_kernel (orig_arg, &kfl);
+#else
+ if (SINGLE_THREAD_P || (cmd != F_SETLKW && cmd != F_SETLKW64))
+ return __fcntl_nocancel (fd, cmd, arg);
+
+ int oldtype = LIBC_CANCEL_ASYNC ();
+
+ int result = __fcntl_nocancel (fd, cmd, arg);
+#endif
+
+ LIBC_CANCEL_RESET (oldtype);
+
+ return result;
+}
+#endif
+libc_hidden_def (__libc_fcntl)
+
+weak_alias (__libc_fcntl, __fcntl)
+libc_hidden_weak (__fcntl)
+weak_alias (__libc_fcntl, fcntl)
--- /dev/null
+/* Return information about the filesystem on which FD resides.
+ Copyright (C) 1996,1997,1998,1999,2000,2003,2005
+ 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.
+
+ 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 <string.h>
+#include <sys/statfs.h>
+#include <stddef.h>
+#include <sysdep.h>
+
+/* Defined in statfs64.c. */
+extern int __no_statfs64 attribute_hidden;
+
+/* Return information about the filesystem on which FD resides. */
+int
+__fstatfs64 (int fd, struct statfs64 *buf)
+{
+#ifdef __NR_fstatfs64
+# if __ASSUME_STATFS64 == 0
+ if (! __no_statfs64)
+# endif
+ {
+ /* The EABI structure is the same as the old ABI structure, except
+ that it has four additional bytes of padding - at the end. We can
+ ignore them. */
+ int result = INLINE_SYSCALL (fstatfs64, 3, fd, sizeof (*buf) - 4, buf);
+
+# if __ASSUME_STATFS64 == 0
+ if (result == 0 || errno != ENOSYS)
+# endif
+ return result;
+
+# if __ASSUME_STATFS64 == 0
+ __no_statfs64 = 1;
+# endif
+ }
+#endif
+
+#if __ASSUME_STATFS64 == 0
+ struct statfs buf32;
+
+ if (__fstatfs (fd, &buf32) < 0)
+ return -1;
+
+ buf->f_type = buf32.f_type;
+ buf->f_bsize = buf32.f_bsize;
+ buf->f_blocks = buf32.f_blocks;
+ buf->f_bfree = buf32.f_bfree;
+ buf->f_bavail = buf32.f_bavail;
+ buf->f_files = buf32.f_files;
+ buf->f_ffree = buf32.f_ffree;
+ buf->f_fsid = buf32.f_fsid;
+ buf->f_namelen = buf32.f_namelen;
+ buf->f_frsize = buf32.f_frsize;
+ memcpy (buf->f_spare, buf32.f_spare, sizeof (buf32.f_spare));
+
+ return 0;
+#endif
+}
+weak_alias (__fstatfs64, fstatfs64)
--- /dev/null
+/* fxstat64 using old-style Unix fstat system call.
+ Copyright (C) 1997-2002, 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.
+
+ 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 <stddef.h>
+#include <sys/stat.h>
+#include <kernel_stat.h>
+
+#include <sysdep.h>
+#include <sys/syscall.h>
+#include <bp-checks.h>
+
+#include "kernel-features.h"
+
+#if __ASSUME_STAT64_SYSCALL == 0
+# include <xstatconv.h>
+#endif
+
+#ifdef __NR_fstat64
+# if __ASSUME_STAT64_SYSCALL == 0
+/* The variable is shared between all wrappers around *stat64 calls. */
+extern int __have_no_stat64;
+# endif
+#endif
+
+/* Get information about the file FD in BUF. */
+
+int
+___fxstat64 (int vers, int fd, struct stat64 *buf)
+{
+ int result;
+ struct kernel_stat64 kbuf64;
+
+#if __ASSUME_STAT64_SYSCALL > 0
+ result = INLINE_SYSCALL (fstat64, 2, fd, CHECK_1 (&kbuf64));
+ if (result == 0)
+ result = __xstat64_kernel64_conv (vers, &kbuf64, buf);
+# if defined _HAVE_STAT64___ST_INO && __ASSUME_ST_INO_64_BIT == 0
+ if (__builtin_expect (!result, 1) && buf->__st_ino != (__ino_t) buf->st_ino)
+ buf->st_ino = buf->__st_ino;
+# endif
+ return result;
+#else
+ struct kernel_stat kbuf;
+# if defined __NR_fstat64
+ if (! __have_no_stat64)
+ {
+ int saved_errno = errno;
+ result = INLINE_SYSCALL (fstat64, 2, fd, CHECK_1 (&kbuf64));
+
+ if (result != -1 || errno != ENOSYS)
+ {
+ if (result == 0)
+ result = __xstat64_kernel64_conv (vers, &kbuf64, buf);
+# if defined _HAVE_STAT64___ST_INO && __ASSUME_ST_INO_64_BIT == 0
+ if (!result && buf->__st_ino != (__ino_t)buf->st_ino)
+ buf->st_ino = buf->__st_ino;
+# endif
+ return result;
+ }
+
+ __set_errno (saved_errno);
+ __have_no_stat64 = 1;
+ }
+# endif
+ result = INLINE_SYSCALL (fstat, 2, fd, __ptrvalue (&kbuf));
+ if (result == 0)
+ result = __xstat64_conv (vers, &kbuf, buf);
+
+ return result;
+#endif
+}
+
+#include <shlib-compat.h>
+
+#if SHLIB_COMPAT(libc, GLIBC_2_1, GLIBC_2_2)
+versioned_symbol (libc, ___fxstat64, __fxstat64, GLIBC_2_2);
+strong_alias (___fxstat64, __old__fxstat64)
+compat_symbol (libc, __old__fxstat64, __fxstat64, GLIBC_2_1);
+hidden_ver (___fxstat64, __fxstat64)
+#else
+strong_alias (___fxstat64, __fxstat64)
+hidden_def (__fxstat64)
+#endif
--- /dev/null
+/* Copyright (C) 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.
+
+ 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. */
+
+struct kernel_epoll_event
+{
+ uint32_t events; /* Epoll events */
+ epoll_data_t data; /* User data variable */
+} __attribute__ ((packed,aligned(4)));
--- /dev/null
+/* Copyright (C) 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.
+
+ 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 <sysdeps/unix/sysv/linux/kernel_stat.h>
+
+/* kernel_stat64 is just like stat64, except packed. The EABI aligns
+ st_size to an eight byte boundary but the old ABI only aligns it to
+ four. Similarly st_blocks. */
+struct kernel_stat64
+ {
+ __dev_t st_dev; /* Device. */
+ unsigned int __pad1;
+
+ __ino_t __st_ino; /* 32bit file serial number. */
+ __mode_t st_mode; /* File mode. */
+ __nlink_t st_nlink; /* Link count. */
+ __uid_t st_uid; /* User ID of the file's owner. */
+ __gid_t st_gid; /* Group ID of the file's group.*/
+ __dev_t st_rdev; /* Device number, if device. */
+ unsigned int __pad2;
+ __off64_t st_size; /* Size of file, in bytes. */
+ __blksize_t st_blksize; /* Optimal block size for I/O. */
+
+ __blkcnt64_t st_blocks; /* Number 512-byte blocks allocated. */
+#ifdef __USE_MISC
+ /* Nanosecond resolution timestamps are stored in a format
+ equivalent to 'struct timespec'. This is the type used
+ whenever possible but the Unix namespace rules do not allow the
+ identifier 'timespec' to appear in the <sys/stat.h> header.
+ Therefore we have to handle the use of this header in strictly
+ standard-compliant sources special. */
+ struct timespec st_atim; /* Time of last access. */
+ struct timespec st_mtim; /* Time of last modification. */
+ struct timespec st_ctim; /* Time of last status change. */
+#else
+ __time_t st_atime; /* Time of last access. */
+ unsigned long int st_atimensec; /* Nscecs of last access. */
+ __time_t st_mtime; /* Time of last modification. */
+ unsigned long int st_mtimensec; /* Nsecs of last modification. */
+ __time_t st_ctime; /* Time of last status change. */
+ unsigned long int st_ctimensec; /* Nsecs of last status change. */
+#endif
+ __ino64_t st_ino; /* File serial number. */
+ } __attribute__ ((packed,aligned(4)));
--- /dev/null
+/* Copyright (C) 1994, 1996, 1997, 1998, 1999, 2000, 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. */
+
+#include <sys/types.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <string.h>
+#include <sysdep.h>
+
+#include "kernel-features.h"
+
+/* lockf is a simplified interface to fcntl's locking facilities. */
+
+#ifdef __NR_fcntl64
+# if __ASSUME_FCNTL64 == 0
+/* This variable is shared with all files that check for fcntl64. The
+ declaration is in fcntl.c. */
+extern int __have_no_fcntl64;
+# endif
+#endif
+
+struct kernel_flock64 {
+ short l_type;
+ short l_whence;
+ off64_t l_start;
+ off64_t l_len;
+ pid_t l_pid;
+} __attribute__((packed));
+
+int
+lockf64 (int fd, int cmd, off64_t len64)
+{
+#if __ASSUME_FCNTL64 == 0
+ struct flock fl;
+ off_t len = (off_t) len64;
+#endif
+#ifdef __NR_fcntl64
+ struct kernel_flock64 fl64;
+ int cmd64;
+#endif
+
+#if __ASSUME_FCNTL64 == 0
+ memset ((char *) &fl, '\0', sizeof (fl));
+
+ /* lockf is always relative to the current file position. */
+ fl.l_whence = SEEK_CUR;
+ fl.l_start = 0;
+ fl.l_len = len;
+#endif
+#ifdef __NR_fcntl64
+# if __ASSUME_FCNTL64 == 0
+ if (!__have_no_fcntl64)
+ {
+# endif
+ memset ((char *) &fl64, '\0', sizeof (fl64));
+ fl64.l_whence = SEEK_CUR;
+ fl64.l_start = 0;
+ fl64.l_len = len64;
+# if __ASSUME_FCNTL64 == 0
+ }
+# endif
+#endif
+
+#if __ASSUME_FCNTL64 == 0 && !defined __NR_fcntl64
+ if (len64 != (off64_t) len)
+ {
+ /* We can't represent the length. */
+ __set_errno (EOVERFLOW);
+ return -1;
+ }
+#endif
+ switch (cmd)
+ {
+ case F_TEST:
+ /* Test the lock: return 0 if FD is unlocked or locked by this process;
+ return -1, set errno to EACCES, if another process holds the lock. */
+#if __ASSUME_FCNTL64 > 0
+ fl64.l_type = F_RDLCK;
+ if (INLINE_SYSCALL (fcntl64, 3, fd, F_GETLK64, &fl64) < 0)
+ return -1;
+ if (fl64.l_type == F_UNLCK || fl64.l_pid == __getpid ())
+ return 0;
+ __set_errno (EACCES);
+ return -1;
+#else
+# ifdef __NR_fcntl64
+ if (!__have_no_fcntl64)
+ {
+ int res;
+
+ fl64.l_type = F_RDLCK;
+ res = INLINE_SYSCALL (fcntl64, 3, fd, F_GETLK64, &fl64);
+ /* If errno == ENOSYS try the 32bit interface if len64 can
+ be represented with 32 bits. */
+
+ if (res == 0)
+ {
+ if (fl64.l_type == F_UNLCK || fl64.l_pid == __getpid ())
+ return 0;
+ __set_errno (EACCES);
+ return -1;
+ }
+ else if (errno == ENOSYS)
+ __have_no_fcntl64 = 1;
+ else
+ /* res < 0 && errno != ENOSYS. */
+ return -1;
+ if (len64 != (off64_t) len)
+ {
+ /* We can't represent the length. */
+ __set_errno (EOVERFLOW);
+ return -1;
+ }
+ }
+# endif
+ fl.l_type = F_RDLCK;
+ if (__fcntl (fd, F_GETLK, &fl) < 0)
+ return -1;
+ if (fl.l_type == F_UNLCK || fl.l_pid == __getpid ())
+ return 0;
+ __set_errno (EACCES);
+ return -1;
+#endif
+ case F_ULOCK:
+#if __ASSUME_FCNTL64 == 0
+ fl.l_type = F_UNLCK;
+ cmd = F_SETLK;
+#endif
+#ifdef __NR_fcntl64
+ fl64.l_type = F_UNLCK;
+ cmd64 = F_SETLK64;
+#endif
+ break;
+ case F_LOCK:
+#if __ASSUME_FCNTL64 == 0
+ fl.l_type = F_WRLCK;
+ cmd = F_SETLKW;
+#endif
+#ifdef __NR_fcntl64
+ fl64.l_type = F_WRLCK;
+ cmd64 = F_SETLKW64;
+#endif
+ break;
+ case F_TLOCK:
+#if __ASSUME_FCNTL64 == 0
+ fl.l_type = F_WRLCK;
+ cmd = F_SETLK;
+#endif
+#ifdef __NR_fcntl64
+ fl64.l_type = F_WRLCK;
+ cmd64 = F_SETLK64;
+#endif
+ break;
+
+ default:
+ __set_errno (EINVAL);
+ return -1;
+ }
+#if __ASSUME_FCNTL64 > 0
+ return INLINE_SYSCALL (fcntl64, 3, fd, cmd64, &fl64);
+#else
+# ifdef __NR_fcntl64
+
+ if (!__have_no_fcntl64)
+ {
+ int res = INLINE_SYSCALL (fcntl64, 3, fd, cmd64, &fl64);
+
+ /* If errno == ENOSYS try the 32bit interface if len64 can
+ be represented with 32 bits. */
+ if (res == 0 || errno != ENOSYS)
+ return res;
+
+ __have_no_fcntl64 = 1;
+
+ if (len64 != (off64_t) len)
+ {
+ /* We can't represent the length. */
+ __set_errno (EOVERFLOW);
+ return -1;
+ }
+ }
+# endif
+ return __fcntl (fd, cmd, &fl);
+#endif
+}
--- /dev/null
+/* lxstat64 using old-style Unix lstat system call.
+ Copyright (C) 1997-2002, 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.
+
+ 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 <stddef.h>
+#include <sys/stat.h>
+#include <kernel_stat.h>
+
+#include <sysdep.h>
+#include <sys/syscall.h>
+#include <bp-checks.h>
+
+#include "kernel-features.h"
+
+#if __ASSUME_STAT64_SYSCALL == 0
+# include <xstatconv.h>
+#endif
+
+#ifdef __NR_lstat64
+# if __ASSUME_STAT64_SYSCALL == 0
+/* The variable is shared between all wrappers around *stat64 calls. */
+extern int __have_no_stat64;
+# endif
+#endif
+
+/* Get information about the file NAME in BUF. */
+int
+___lxstat64 (int vers, const char *name, struct stat64 *buf)
+{
+ int result;
+ struct kernel_stat64 kbuf64;
+
+#ifdef __ASSUME_STAT64_SYSCALL
+ result = INLINE_SYSCALL (lstat64, 2, CHECK_STRING (name), CHECK_1 (&kbuf64));
+ if (result == 0)
+ result = __xstat64_kernel64_conv (vers, &kbuf64, buf);
+# if defined _HAVE_STAT64___ST_INO && __ASSUME_ST_INO_64_BIT == 0
+ if (__builtin_expect (!result, 1) && buf->__st_ino != (__ino_t) buf->st_ino)
+ buf->st_ino = buf->__st_ino;
+# endif
+ return result;
+#else
+ struct kernel_stat kbuf;
+# ifdef __NR_lstat64
+ if (! __have_no_stat64)
+ {
+ int saved_errno = errno;
+ result = INLINE_SYSCALL (lstat64, 2, CHECK_STRING (name), CHECK_1 (&kbuf64));
+
+ if (result != -1 || errno != ENOSYS)
+ {
+ if (result == 0)
+ result = __xstat64_kernel64_conv (vers, &kbuf64, buf);
+# if defined _HAVE_STAT64___ST_INO && __ASSUME_ST_INO_64_BIT == 0
+ if (!result && buf->__st_ino != (__ino_t) buf->st_ino)
+ buf->st_ino = buf->__st_ino;
+# endif
+ return result;
+ }
+
+ __set_errno (saved_errno);
+ __have_no_stat64 = 1;
+ }
+# endif
+ result = INLINE_SYSCALL (lstat, 2, CHECK_STRING (name), __ptrvalue (&kbuf));
+ if (result == 0)
+ result = __xstat64_conv (vers, &kbuf, buf);
+
+ return result;
+#endif
+}
+
+#include <shlib-compat.h>
+
+#if SHLIB_COMPAT(libc, GLIBC_2_1, GLIBC_2_2)
+versioned_symbol (libc, ___lxstat64, __lxstat64, GLIBC_2_2);
+strong_alias (___lxstat64, __old__lxstat64)
+compat_symbol (libc, __old__lxstat64, __lxstat64, GLIBC_2_1);
+hidden_ver (___lxstat64, __lxstat64)
+#else
+strong_alias (___lxstat64, __lxstat64);
+hidden_def (__lxstat64)
+#endif
--- /dev/null
+/* Empty. */
--- /dev/null
+/* Empty. */
--- /dev/null
+/* Copyright (C) 1995, 1997, 1998, 1999, 2000, 2005
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, August 1995.
+
+ 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 <sys/sem.h>
+#include <ipc_priv.h>
+#include <alloca.h>
+#include <sysdep.h>
+#include <sys/syscall.h>
+#include <bp-checks.h>
+
+struct kernel_sembuf
+{
+ unsigned short int sem_num; /* semaphore number */
+ short int sem_op; /* semaphore operation */
+ short int sem_flg; /* operation flag */
+ short int __pad1;
+};
+
+/* Perform user-defined atomical operation of array of semaphores. */
+
+int
+semop (semid, sops, nsops)
+ int semid;
+ struct sembuf *sops;
+ size_t nsops;
+{
+ struct kernel_sembuf *ksops = alloca (sizeof (ksops[0]) * nsops);
+ size_t i;
+ int result;
+
+ for (i = 0; i < nsops; i++)
+ {
+ ksops[i].sem_num = sops[i].sem_num;
+ ksops[i].sem_op = sops[i].sem_op;
+ ksops[i].sem_flg = sops[i].sem_flg;
+ }
+
+ result = INLINE_SYSCALL (ipc, 5, IPCOP_semop,
+ semid, (int) nsops, 0, CHECK_N (ksops, nsops));
+
+ for (i = 0; i < nsops; i++)
+ {
+ sops[i].sem_num = ksops[i].sem_num;
+ sops[i].sem_op = ksops[i].sem_op;
+ sops[i].sem_flg = ksops[i].sem_flg;
+ }
+
+ return result;
+}
--- /dev/null
+/* Copyright (C) 1995, 1997, 1998, 1999, 2000, 2005
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, August 1995.
+
+ 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 <sys/sem.h>
+#include <ipc_priv.h>
+#include <alloca.h>
+#include <sysdep.h>
+#include <sys/syscall.h>
+#include <bp-checks.h>
+
+struct kernel_sembuf
+{
+ unsigned short int sem_num; /* semaphore number */
+ short int sem_op; /* semaphore operation */
+ short int sem_flg; /* operation flag */
+ short int __pad1;
+};
+
+/* Perform user-defined atomical operation of array of semaphores. */
+
+int
+semtimedop (semid, sops, nsops, timeout)
+ int semid;
+ struct sembuf *sops;
+ size_t nsops;
+ const struct timespec *timeout;
+{
+ struct kernel_sembuf *ksops = alloca (sizeof (ksops[0]) * nsops);
+ size_t i;
+ int result;
+
+ for (i = 0; i < nsops; i++)
+ {
+ ksops[i].sem_num = sops[i].sem_num;
+ ksops[i].sem_op = sops[i].sem_op;
+ ksops[i].sem_flg = sops[i].sem_flg;
+ }
+
+ result = INLINE_SYSCALL (ipc, 6, IPCOP_semtimedop,
+ semid, (int) nsops, 0, CHECK_N (sops, nsops),
+ timeout);
+
+ for (i = 0; i < nsops; i++)
+ {
+ sops[i].sem_num = ksops[i].sem_num;
+ sops[i].sem_op = ksops[i].sem_op;
+ sops[i].sem_flg = ksops[i].sem_flg;
+ }
+
+ return result;
+}
--- /dev/null
+/* Return information about the filesystem on which FILE resides.
+ Copyright (C) 1996-2000,2003,2004,2005 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.
+
+ 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 <string.h>
+#include <sys/statfs.h>
+#include <stddef.h>
+#include <sysdep.h>
+
+
+# if __ASSUME_STATFS64 == 0
+int __no_statfs64 attribute_hidden;
+#endif
+
+/* Return information about the filesystem on which FILE resides. */
+int
+__statfs64 (const char *file, struct statfs64 *buf)
+{
+#ifdef __NR_statfs64
+# if __ASSUME_STATFS64 == 0
+ if (! __no_statfs64)
+# endif
+ {
+ /* The EABI structure is the same as the old ABI structure, except
+ that it has four additional bytes of padding - at the end. We can
+ ignore them. */
+ int result = INLINE_SYSCALL (statfs64, 3, file, sizeof (*buf) - 4, buf);
+
+# if __ASSUME_STATFS64 == 0
+ if (result == 0 || errno != ENOSYS)
+# endif
+ return result;
+
+# if __ASSUME_STATFS64 == 0
+ __no_statfs64 = 1;
+# endif
+ }
+#endif
+
+#if __ASSUME_STATFS64 == 0
+ struct statfs buf32;
+
+ if (__statfs (file, &buf32) < 0)
+ return -1;
+
+ buf->f_type = buf32.f_type;
+ buf->f_bsize = buf32.f_bsize;
+ buf->f_blocks = buf32.f_blocks;
+ buf->f_bfree = buf32.f_bfree;
+ buf->f_bavail = buf32.f_bavail;
+ buf->f_files = buf32.f_files;
+ buf->f_ffree = buf32.f_ffree;
+ buf->f_fsid = buf32.f_fsid;
+ buf->f_namelen = buf32.f_namelen;
+ buf->f_frsize = buf32.f_frsize;
+ memcpy (buf->f_spare, buf32.f_spare, sizeof (buf32.f_spare));
+
+ return 0;
+#endif
+}
+weak_alias (__statfs64, statfs64)
--- /dev/null
+# File name Caller Syscall name # args Strong name Weak names
+
+epoll_ctl EXTRA epoll_ctl i:iiip epoll_ctl
+epoll_wait EXTRA epoll_wait i:ipii epoll_wait
--- /dev/null
+/* Copyright (C) 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.
+
+ 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 <sysdep.h>
+#include <sys/syscall.h>
+#include <string.h>
+#include <sys/utsname.h>
+
+/* The kernel's struct utsname is two bytes larger than a userland struct
+ utsname due to the APCS structure size boundary. */
+
+int
+__uname (struct utsname *__name)
+{
+ char buf[sizeof (struct utsname) + 2];
+ int result = INLINE_SYSCALL (uname, 1, buf);
+
+ if (result == 0)
+ memcpy (__name, buf, sizeof (struct utsname));
+
+ return result;
+}
+
+libc_hidden_def (__uname)
+strong_alias (__uname, uname)
+libc_hidden_weak (uname)
--- /dev/null
+/* xstat64 using old-style Unix stat system call.
+ Copyright (C) 1991, 1995-2002, 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.
+
+ 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 <stddef.h>
+#include <sys/stat.h>
+#include <kernel_stat.h>
+
+#include <sysdep.h>
+#include <sys/syscall.h>
+#include <bp-checks.h>
+
+#include "kernel-features.h"
+
+#if __ASSUME_STAT64_SYSCALL == 0
+# include <xstatconv.h>
+#endif
+
+#ifdef __NR_stat64
+# if __ASSUME_STAT64_SYSCALL == 0
+/* The variable is shared between all wrappers around *stat64 calls.
+ This is the definition. */
+int __have_no_stat64;
+# endif
+#endif
+
+/* Get information about the file NAME in BUF. */
+
+int
+___xstat64 (int vers, const char *name, struct stat64 *buf)
+{
+ int result;
+ struct kernel_stat64 kbuf64;
+
+#if __ASSUME_STAT64_SYSCALL > 0
+ result = INLINE_SYSCALL (stat64, 2, CHECK_STRING (name), CHECK_1 (&kbuf64));
+ if (result == 0)
+ result = __xstat64_kernel64_conv (vers, &kbuf64, buf);
+# if defined _HAVE_STAT64___ST_INO && __ASSUME_ST_INO_64_BIT == 0
+ if (__builtin_expect (!result, 1) && buf->__st_ino != (__ino_t) buf->st_ino)
+ buf->st_ino = buf->__st_ino;
+# endif
+ return result;
+#else
+ struct kernel_stat kbuf;
+# if defined __NR_stat64
+ if (! __have_no_stat64)
+ {
+ int saved_errno = errno;
+ result = INLINE_SYSCALL (stat64, 2, CHECK_STRING (name), CHECK_1 (&kbuf64));
+
+ if (result != -1 || errno != ENOSYS)
+ {
+ if (result == 0)
+ result = __xstat64_kernel64_conv (vers, &kbuf64, buf);
+# if defined _HAVE_STAT64___ST_INO && __ASSUME_ST_INO_64_BIT == 0
+ if (!result && buf->__st_ino != (__ino_t) buf->st_ino)
+ buf->st_ino = buf->__st_ino;
+# endif
+ return result;
+ }
+
+ __set_errno (saved_errno);
+ __have_no_stat64 = 1;
+ }
+# endif
+
+ result = INLINE_SYSCALL (stat, 2, CHECK_STRING (name), __ptrvalue (&kbuf));
+ if (result == 0)
+ result = __xstat64_conv (vers, &kbuf, buf);
+
+ return result;
+#endif
+}
+
+
+#include <shlib-compat.h>
+
+#if SHLIB_COMPAT(libc, GLIBC_2_1, GLIBC_2_2)
+versioned_symbol (libc, ___xstat64, __xstat64, GLIBC_2_2);
+strong_alias (___xstat64, __old__xstat64)
+compat_symbol (libc, __old__xstat64, __xstat64, GLIBC_2_1);
+hidden_ver (___xstat64, __xstat64)
+#else
+strong_alias (___xstat64, __xstat64)
+hidden_def (__xstat64)
+#endif
--- /dev/null
+/* Convert between the kernel's `struct stat' format, and libc's.
+ Copyright (C) 1991,1995-1997,2000,2002,2003 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. */
+
+#include <errno.h>
+#include <sys/stat.h>
+#include <kernel_stat.h>
+
+#ifdef STAT_IS_KERNEL_STAT
+
+/* Dummy. */
+struct kernel_stat;
+
+#else
+
+#include <string.h>
+
+
+#if !defined __ASSUME_STAT64_SYSCALL || defined XSTAT_IS_XSTAT64
+int
+__xstat_conv (int vers, struct kernel_stat *kbuf, void *ubuf)
+{
+ switch (vers)
+ {
+ case _STAT_VER_KERNEL:
+ /* Nothing to do. The struct is in the form the kernel expects.
+ We should have short-circuted before we got here, but for
+ completeness... */
+ *(struct kernel_stat *) ubuf = *kbuf;
+ break;
+
+ case _STAT_VER_LINUX:
+ {
+ struct stat *buf = ubuf;
+
+ /* Convert to current kernel version of `struct stat'. */
+ buf->st_dev = kbuf->st_dev;
+#ifdef _HAVE_STAT___PAD1
+ buf->__pad1 = 0;
+#endif
+ buf->st_ino = kbuf->st_ino;
+ buf->st_mode = kbuf->st_mode;
+ buf->st_nlink = kbuf->st_nlink;
+ buf->st_uid = kbuf->st_uid;
+ buf->st_gid = kbuf->st_gid;
+ buf->st_rdev = kbuf->st_rdev;
+#ifdef _HAVE_STAT___PAD2
+ buf->__pad2 = 0;
+#endif
+ buf->st_size = kbuf->st_size;
+ buf->st_blksize = kbuf->st_blksize;
+ buf->st_blocks = kbuf->st_blocks;
+#ifdef _HAVE_STAT_NSEC
+ buf->st_atim.tv_sec = kbuf->st_atim.tv_sec;
+ buf->st_atim.tv_nsec = kbuf->st_atim.tv_nsec;
+ buf->st_mtim.tv_sec = kbuf->st_mtim.tv_sec;
+ buf->st_mtim.tv_nsec = kbuf->st_mtim.tv_nsec;
+ buf->st_ctim.tv_sec = kbuf->st_ctim.tv_sec;
+ buf->st_ctim.tv_nsec = kbuf->st_ctim.tv_nsec;
+#else
+ buf->st_atime = kbuf->st_atime;
+ buf->st_mtime = kbuf->st_mtime;
+ buf->st_ctime = kbuf->st_ctime;
+#endif
+#ifdef _HAVE_STAT___UNUSED1
+ buf->__unused1 = 0;
+#endif
+#ifdef _HAVE_STAT___UNUSED2
+ buf->__unused2 = 0;
+#endif
+#ifdef _HAVE_STAT___UNUSED3
+ buf->__unused3 = 0;
+#endif
+#ifdef _HAVE_STAT___UNUSED4
+ buf->__unused4 = 0;
+#endif
+#ifdef _HAVE_STAT___UNUSED5
+ buf->__unused5 = 0;
+#endif
+ }
+ break;
+
+ default:
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ return 0;
+}
+#endif
+
+int
+__xstat64_conv (int vers, struct kernel_stat *kbuf, void *ubuf)
+{
+#ifdef XSTAT_IS_XSTAT64
+ return __xstat_conv (vers, kbuf, ubuf);
+#else
+ switch (vers)
+ {
+ case _STAT_VER_LINUX:
+ {
+ struct stat64 *buf = ubuf;
+
+ /* Convert to current kernel version of `struct stat64'. */
+ buf->st_dev = kbuf->st_dev;
+#ifdef _HAVE_STAT64___PAD1
+ buf->__pad1 = 0;
+#endif
+ buf->st_ino = kbuf->st_ino;
+#ifdef _HAVE_STAT64___ST_INO
+ buf->__st_ino = kbuf->st_ino;
+#endif
+ buf->st_mode = kbuf->st_mode;
+ buf->st_nlink = kbuf->st_nlink;
+ buf->st_uid = kbuf->st_uid;
+ buf->st_gid = kbuf->st_gid;
+ buf->st_rdev = kbuf->st_rdev;
+#ifdef _HAVE_STAT64___PAD2
+ buf->__pad2 = 0;
+#endif
+ buf->st_size = kbuf->st_size;
+ buf->st_blksize = kbuf->st_blksize;
+ buf->st_blocks = kbuf->st_blocks;
+#ifdef _HAVE_STAT64_NSEC
+ buf->st_atim.tv_sec = kbuf->st_atim.tv_sec;
+ buf->st_atim.tv_nsec = kbuf->st_atim.tv_nsec;
+ buf->st_mtim.tv_sec = kbuf->st_mtim.tv_sec;
+ buf->st_mtim.tv_nsec = kbuf->st_mtim.tv_nsec;
+ buf->st_ctim.tv_sec = kbuf->st_ctim.tv_sec;
+ buf->st_ctim.tv_nsec = kbuf->st_ctim.tv_nsec;
+#else
+ buf->st_atime = kbuf->st_atime;
+ buf->st_mtime = kbuf->st_mtime;
+ buf->st_ctime = kbuf->st_ctime;
+#endif
+#ifdef _HAVE_STAT64___UNUSED1
+ buf->__unused1 = 0;
+#endif
+#ifdef _HAVE_STAT64___UNUSED2
+ buf->__unused2 = 0;
+#endif
+#ifdef _HAVE_STAT64___UNUSED3
+ buf->__unused3 = 0;
+#endif
+#ifdef _HAVE_STAT64___UNUSED4
+ buf->__unused4 = 0;
+#endif
+#ifdef _HAVE_STAT64___UNUSED5
+ buf->__unused5 = 0;
+#endif
+ }
+ break;
+
+ /* If struct stat64 is different from struct stat then
+ _STAT_VER_KERNEL does not make sense. */
+ case _STAT_VER_KERNEL:
+ default:
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ return 0;
+#endif
+}
+
+int
+__xstat32_conv (int vers, void *kbuf_, struct stat *buf)
+{
+ struct kernel_stat64 *kbuf = kbuf_;
+
+ switch (vers)
+ {
+ case _STAT_VER_LINUX:
+ {
+ /* Convert current kernel version of `struct stat64' to
+ `struct stat'. */
+ buf->st_dev = kbuf->st_dev;
+#ifdef _HAVE_STAT___PAD1
+ buf->__pad1 = 0;
+#endif
+#ifdef _HAVE_STAT64___ST_INO
+# if __ASSUME_ST_INO_64_BIT == 0
+ if (kbuf->st_ino == 0)
+ buf->st_ino = kbuf->__st_ino;
+ else
+# endif
+ {
+ buf->st_ino = kbuf->st_ino;
+ if (sizeof (buf->st_ino) != sizeof (kbuf->st_ino)
+ && buf->st_ino != kbuf->st_ino)
+ {
+ __set_errno (EOVERFLOW);
+ return -1;
+ }
+ }
+#else
+ buf->st_ino = kbuf->st_ino;
+ if (sizeof (buf->st_ino) != sizeof (kbuf->st_ino)
+ && buf->st_ino != kbuf->st_ino)
+ {
+ __set_errno (EOVERFLOW);
+ return -1;
+ }
+#endif
+ buf->st_mode = kbuf->st_mode;
+ buf->st_nlink = kbuf->st_nlink;
+ buf->st_uid = kbuf->st_uid;
+ buf->st_gid = kbuf->st_gid;
+ buf->st_rdev = kbuf->st_rdev;
+#ifdef _HAVE_STAT___PAD2
+ buf->__pad2 = 0;
+#endif
+ buf->st_size = kbuf->st_size;
+ /* Check for overflow. */
+ if (sizeof (buf->st_size) != sizeof (kbuf->st_size)
+ && buf->st_size != kbuf->st_size)
+ {
+ __set_errno (EOVERFLOW);
+ return -1;
+ }
+ buf->st_blksize = kbuf->st_blksize;
+ buf->st_blocks = kbuf->st_blocks;
+ /* Check for overflow. */
+ if (sizeof (buf->st_blocks) != sizeof (kbuf->st_blocks)
+ && buf->st_blocks != kbuf->st_blocks)
+ {
+ __set_errno (EOVERFLOW);
+ return -1;
+ }
+#ifdef _HAVE_STAT_NSEC
+ buf->st_atim.tv_sec = kbuf->st_atim.tv_sec;
+ buf->st_atim.tv_nsec = kbuf->st_atim.tv_nsec;
+ buf->st_mtim.tv_sec = kbuf->st_mtim.tv_sec;
+ buf->st_mtim.tv_nsec = kbuf->st_mtim.tv_nsec;
+ buf->st_ctim.tv_sec = kbuf->st_ctim.tv_sec;
+ buf->st_ctim.tv_nsec = kbuf->st_ctim.tv_nsec;
+#else
+ buf->st_atime = kbuf->st_atime;
+ buf->st_mtime = kbuf->st_mtime;
+ buf->st_ctime = kbuf->st_ctime;
+#endif
+
+#ifdef _HAVE_STAT___UNUSED1
+ buf->__unused1 = 0;
+#endif
+#ifdef _HAVE_STAT___UNUSED2
+ buf->__unused2 = 0;
+#endif
+#ifdef _HAVE_STAT___UNUSED3
+ buf->__unused3 = 0;
+#endif
+#ifdef _HAVE_STAT___UNUSED4
+ buf->__unused4 = 0;
+#endif
+#ifdef _HAVE_STAT___UNUSED5
+ buf->__unused5 = 0;
+#endif
+ }
+ break;
+
+ /* If struct stat64 is different from struct stat then
+ _STAT_VER_KERNEL does not make sense. */
+ case _STAT_VER_KERNEL:
+ default:
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ return 0;
+}
+
+int
+__xstat64_kernel64_conv (int vers, void *kbuf_, struct stat64 *buf)
+{
+ struct kernel_stat64 *kbuf = kbuf_;
+
+ switch (vers)
+ {
+ case _STAT_VER_LINUX:
+ {
+ /* Convert current kernel version of `struct stat64' to
+ user version of `struct stat64'. */
+ buf->st_dev = kbuf->st_dev;
+#ifdef _HAVE_STAT64___PAD1
+ buf->__pad1 = kbuf->__pad1;
+#endif
+#ifdef _HAVE_STAT64___ST_INO
+ buf->__st_ino = kbuf->__st_ino;
+#endif
+ buf->st_mode = kbuf->st_mode;
+ buf->st_nlink = kbuf->st_nlink;
+ buf->st_uid = kbuf->st_uid;
+ buf->st_gid = kbuf->st_gid;
+ buf->st_rdev = kbuf->st_rdev;
+#ifdef _HAVE_STAT64___PAD2
+ buf->__pad2 = kbuf->__pad2;
+#endif
+ buf->st_size = kbuf->st_size;
+ buf->st_blksize = kbuf->st_blksize;
+ buf->st_blocks = kbuf->st_blocks;
+#ifdef _HAVE_STAT64_NSEC
+ buf->st_atim.tv_sec = kbuf->st_atim.tv_sec;
+ buf->st_atim.tv_nsec = kbuf->st_atim.tv_nsec;
+ buf->st_mtim.tv_sec = kbuf->st_mtim.tv_sec;
+ buf->st_mtim.tv_nsec = kbuf->st_mtim.tv_nsec;
+ buf->st_ctim.tv_sec = kbuf->st_ctim.tv_sec;
+ buf->st_ctim.tv_nsec = kbuf->st_ctim.tv_nsec;
+#else
+ buf->st_atime = kbuf->st_atime;
+ buf->st_mtime = kbuf->st_mtime;
+ buf->st_ctime = kbuf->st_ctime;
+#endif
+ buf->st_ino = kbuf->st_ino;
+ }
+ break;
+
+ case _STAT_VER_KERNEL:
+ default:
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ return 0;
+}
+
+#endif
--- /dev/null
+/* Convert between the kernel's `struct stat' format, and libc's.
+ Copyright (C) 1991,1995-1997,2000,2002,2003 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. */
+
+#include "kernel-features.h"
+
+#ifndef STAT_IS_KERNEL_STAT
+extern int __xstat_conv (int vers, struct kernel_stat *kbuf, void *ubuf);
+extern int __xstat64_conv (int vers, struct kernel_stat *kbuf, void *ubuf);
+#endif
+extern int __xstat32_conv (int vers, void *kbuf, struct stat *buf);
+extern int __xstat64_kernel64_conv (int vers, struct kernel_stat64 *kbuf,
+ struct stat64 *buf);
-/* Copyright (C) 2000, 2003 Free Software Foundation, Inc.
+/* Copyright (C) 2000, 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
#include "kernel-features.h"
+/* For the EABI, there are four extra bytes of padding in the
+ incoming arguments to mmap64, to preserve alignment. */
+#ifdef __ARM_EABI__
+# define INITIAL_OFFSET 8
+#else
+# define INITIAL_OFFSET 4
+#endif
+
+#ifdef __ARMEB__
+# define LOW_OFFSET INITIAL_OFFSET + 4
+/* The initial + 4 is for the stack postdecrement. */
+# define HIGH_OFFSET 4 + INITIAL_OFFSET + 0
+#else
+# define LOW_OFFSET INITIAL_OFFSET + 0
+# define HIGH_OFFSET 4 + INITIAL_OFFSET + 4
+#endif
+
/* The mmap2 system call takes six arguments, all in registers. */
.text
ENTRY (__mmap64)
#ifdef __NR_mmap2
-#ifdef __ARMEB__
- ldr ip, [sp, $8] @ offset low part
+ ldr ip, [sp, $LOW_OFFSET]
str r5, [sp, #-4]!
- ldr r5, [sp, $8] @ offset high part
+ ldr r5, [sp, $HIGH_OFFSET]
str r4, [sp, #-4]!
-#else
- ldr ip, [sp, $4] @ offset low part
- str r5, [sp, #-4]!
- ldr r5, [sp, $12] @ offset high part
- str r4, [sp, #-4]!
-#endif
movs r4, ip, lsl $20 @ check that offset is page-aligned
mov ip, ip, lsr $12
moveqs r4, r5, lsr $12 @ check for overflow
projects / external / glibc.git / commitdiff