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Re: Remainder of ARM EABI support
- From: Daniel Jacobowitz <drow at false dot org>
- To: libc-alpha at sources dot redhat dot com, Phil Blundell <pb at reciva dot com>
- Date: Tue, 22 Mar 2005 12:39:06 -0500
- Subject: Re: Remainder of ARM EABI support
- References: <20050322162137.GA26662@nevyn.them.org>
On Tue, Mar 22, 2005 at 11:21:37AM -0500, Daniel Jacobowitz wrote:
> This patch is the remaining pieces of ARM EABI support, the
> arm*-*-linux-gnueabi target.
>
> Highlights of the new ABI compared to the old one:
> - Eight byte stack alignment instead of four.
> - VFP floating point support instead of FPA; there's actually hardware
> which supports VFP...
> - More standard structure layout. The old ABI (APCS) always rounded
> structures up to 32-bit alignment even if they contained only chars;
> it also aligned 64-bit fields to four bytes.
> - Some types have been grown to accomodate modern ARM cores, particularly
> jmp_buf.
>
> The EABI also defines some additional symbols that a C library has to
> define, which allow "portable" ARM objects to be linked to multiple C
> libraries even if certain implementation-defined constants differ.
> They're added to ARM-specific files in libc_nonshared.a.
>
> Most of the contents of sysdeps/unix/sysv/linux/arm/eabi are wrappers for
> syscalls whose types have changed between the old and new ABI. The kernel
> developers are discussing an EABI syscall interface, but for now the swi
> based syscalls take the same argument types they used to for APCS. Only
> a handful of syscalls are affected.
My track record is not very good this morning; I apologize. I sent the
wrong version of the patch. This one includes a couple of VFP fixes
left out of the last posting, and a complete changelog.
--
Daniel Jacobowitz
CodeSourcery, LLC
2005-03-22 Daniel Jacobowitz <dan@codesourcery.com>
Mark Mitchell <mark@codesourcery.com>
Paul Brook <paul@codesourcery.com>
* sysdeps/arm/eabi/Makefile, sysdeps/arm/eabi/Versions,
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_sighandlers.S,
sysdeps/arm/eabi/aeabi_unwind_cpp_pr1.c,
sysdeps/arm/eabi/bits/huge_val.h, sysdeps/arm/eabi/bits/setjmp.h,
sysdeps/arm/eabi/find_exidx.c, sysdeps/arm/eabi/fpu/__longjmp.S,
sysdeps/arm/eabi/fpu/bits/fenv.h, sysdeps/arm/eabi/fpu/fclrexcpt.c,
sysdeps/arm/eabi/fpu/fegetround.c, sysdeps/arm/eabi/fpu/fesetenv.c,
sysdeps/arm/eabi/fpu/fesetround.c, sysdeps/arm/eabi/fpu/fpu_control.h,
sysdeps/arm/eabi/fpu/feholdexcpt.c,
sysdeps/arm/eabi/fpu/fraiseexcpt.c,
sysdeps/arm/eabi/fpu/setjmp.S,
sysdeps/unix/sysv/linux/arm/eabi/configure,
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/fstatfs64.c,
sysdeps/unix/sysv/linux/arm/eabi/fxstat64.c,
sysdeps/unix/sysv/linux/arm/eabi/kernel_stat.h,
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/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.
Index: glibc/sysdeps/arm/eabi/Makefile
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/Makefile 2005-03-22 11:53:10.049703870 -0500
@@ -0,0 +1,15 @@
+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
+
+sysdep_routines += $(aeabi_constants) $(aeabi_routines)
+static-only-routines += $(aeabi_constants) $(aeabi_routines)
+endif
+
+ifeq ($(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
+
Index: glibc/sysdeps/arm/eabi/Versions
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/Versions 2005-03-22 11:53:10.049703870 -0500
@@ -0,0 +1,6 @@
+libc {
+ GLIBC_2.4 {
+ # Helper routines
+ __gnu_Unwind_Find_exidx;
+ }
+}
Index: glibc/sysdeps/arm/eabi/aeabi_assert.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/aeabi_assert.c 2005-03-22 11:53:10.049703870 -0500
@@ -0,0 +1,27 @@
+/* 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);
+}
Index: glibc/sysdeps/arm/eabi/aeabi_atexit.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/aeabi_atexit.c 2005-03-22 11:53:10.050703627 -0500
@@ -0,0 +1,28 @@
+/* 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);
+}
Index: glibc/sysdeps/arm/eabi/aeabi_errno_addr.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/aeabi_errno_addr.c 2005-03-22 11:53:10.050703627 -0500
@@ -0,0 +1,26 @@
+/* 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;
+}
Index: glibc/sysdeps/arm/eabi/aeabi_lcsts.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/aeabi_lcsts.c 2005-03-22 11:53:10.050703627 -0500
@@ -0,0 +1,67 @@
+/* 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);
Index: glibc/sysdeps/arm/eabi/aeabi_localeconv.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/aeabi_localeconv.c 2005-03-22 11:53:10.050703627 -0500
@@ -0,0 +1,26 @@
+/* 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 ();
+}
Index: glibc/sysdeps/arm/eabi/aeabi_math.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/aeabi_math.c 2005-03-22 11:53:10.050703627 -0500
@@ -0,0 +1,25 @@
+/* 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;
Index: glibc/sysdeps/arm/eabi/aeabi_mb_cur_max.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/aeabi_mb_cur_max.c 2005-03-22 11:53:10.051703385 -0500
@@ -0,0 +1,28 @@
+/* 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;
+}
Index: glibc/sysdeps/arm/eabi/aeabi_sighandlers.S
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/aeabi_sighandlers.S 2005-03-22 11:53:10.051703385 -0500
@@ -0,0 +1,37 @@
+/* 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
Index: glibc/sysdeps/arm/eabi/aeabi_unwind_cpp_pr1.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/aeabi_unwind_cpp_pr1.c 2005-03-22 11:53:10.051703385 -0500
@@ -0,0 +1,28 @@
+/* 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. */
+
+void
+__aeabi_unwind_cpp_pr1 (void)
+{
+}
Index: glibc/sysdeps/arm/eabi/bits/huge_val.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/bits/huge_val.h 2005-03-22 11:53:10.051703385 -0500
@@ -0,0 +1,55 @@
+/* `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. */
Index: glibc/sysdeps/arm/eabi/bits/setjmp.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/bits/setjmp.h 2005-03-22 11:53:10.052703143 -0500
@@ -0,0 +1,45 @@
+/* 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
Index: glibc/sysdeps/arm/eabi/find_exidx.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/find_exidx.c 2005-03-22 11:53:10.052703143 -0500
@@ -0,0 +1,80 @@
+/* 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;
+}
Index: glibc/sysdeps/arm/eabi/fpu/__longjmp.S
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/fpu/__longjmp.S 2005-03-22 11:53:10.052703143 -0500
@@ -0,0 +1,43 @@
+/* longjmp for ARM.
+ 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 <sysdep.h>
+#define _SETJMP_H
+#define _ASM
+#include <bits/setjmp.h>
+
+/* __longjmp(jmpbuf, val) */
+
+ENTRY (__longjmp)
+ mov ip, r0 /* save jmp_buf pointer */
+
+ movs r0, r1 /* get the return value in place */
+ moveq r0, #1 /* can't let setjmp() return zero! */
+
+ /* Restore the integer registers. */
+ LOADREGS(ia, ip!, {v1-v6, sl, fp, sp, lr})
+
+ /* Restore the VFP registers. */
+ fldmiax ip!, {d8-d15}
+ /* Restore the floating-point status register. */
+ ldr r1, [ip], #4
+ fmxr fpscr, r1
+
+ DO_RET(lr)
+END (__longjmp)
Index: glibc/sysdeps/arm/eabi/fpu/bits/fenv.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/fpu/bits/fenv.h 2005-03-22 12:34:55.511467536 -0500
@@ -0,0 +1,74 @@
+/* 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. */
+
+#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
Index: glibc/sysdeps/arm/eabi/fpu/fclrexcpt.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/fpu/fclrexcpt.c 2005-03-22 11:53:10.053702900 -0500
@@ -0,0 +1,50 @@
+/* Clear given exceptions in current floating-point environment.
+ Copyright (C) 1997,98,99,2000,01 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 <fenv.h>
+#include <fpu_control.h>
+
+int
+__feclearexcept (int excepts)
+{
+ 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;
+}
+
+#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);
Index: glibc/sysdeps/arm/eabi/fpu/fegetround.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/fpu/fegetround.c 2005-03-22 11:53:10.053702900 -0500
@@ -0,0 +1,32 @@
+/* Return current rounding direction.
+ 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 <fenv.h>
+#include <fpu_control.h>
+
+int
+fegetround (void)
+{
+ unsigned int temp;
+
+ /* Get the current environment. */
+ _FPU_GETCW (temp);
+
+ return temp & FE_TOWARDZERO;
+}
Index: glibc/sysdeps/arm/eabi/fpu/fesetenv.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/fpu/fesetenv.c 2005-03-22 12:34:55.521465156 -0500
@@ -0,0 +1,46 @@
+/* Install given floating-point environment.
+ 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 <fenv.h>
+#include <fpu_control.h>
+
+int
+__fesetenv (const fenv_t *envp)
+{
+ 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;
+}
+
+#include <shlib-compat.h>
+libm_hidden_ver (__fesetenv, fesetenv)
+versioned_symbol (libm, __fesetenv, fesetenv, GLIBC_2_2);
Index: glibc/sysdeps/arm/eabi/fpu/fesetround.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/fpu/fesetround.c 2005-03-22 11:53:10.053702900 -0500
@@ -0,0 +1,41 @@
+/* Set current rounding direction.
+ 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 <fenv.h>
+#include <fpu_control.h>
+
+int
+fesetround (int round)
+{
+ 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;
+ }
+}
Index: glibc/sysdeps/arm/eabi/fpu/fpu_control.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/fpu/fpu_control.h 2005-03-22 12:34:55.521465156 -0500
@@ -0,0 +1,47 @@
+/* FPU control word definitions. ARM VFP version.
+ 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. */
+
+#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. */
+#define _FPU_GETCW(cw) __asm__ __volatile__ ("fmrx %0, fpscr" : "=r" (cw))
+#define _FPU_SETCW(cw) __asm__ __volatile__ ("fmxr fpscr, %0" : : "r" (cw))
+
+/* Default control word set at startup. */
+extern fpu_control_t __fpu_control;
+
+#endif /* _FPU_CONTROL_H */
Index: glibc/sysdeps/arm/eabi/fpu/setjmp.S
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/fpu/setjmp.S 2005-03-22 11:53:10.054702658 -0500
@@ -0,0 +1,39 @@
+/* setjmp for ARM.
+ 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 <sysdep.h>
+#define _SETJMP_H
+#define _ASM
+#include <bits/setjmp.h>
+
+ENTRY (__sigsetjmp)
+ mov ip, r0
+
+ /* Store the integer registers. */
+ stmia ip!, {v1-v6, sl, fp, sp, lr}
+
+ /* Store the VFP registers. */
+ fstmiax ip!, {d8-d15}
+ /* Store the floating-point status register. */
+ fmrx r2, fpscr
+ str r2, [ip], #4
+
+ /* Make a tail call to __sigjmp_save; it takes the same args. */
+ B PLTJMP(C_SYMBOL_NAME(__sigjmp_save))
+END (__sigsetjmp)
Index: glibc/sysdeps/unix/sysv/linux/arm/eabi/configure
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/unix/sysv/linux/arm/eabi/configure 2005-03-22 11:53:10.054702658 -0500
@@ -0,0 +1,5 @@
+# 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
Index: glibc/sysdeps/unix/sysv/linux/arm/eabi/configure.in
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/unix/sysv/linux/arm/eabi/configure.in 2005-03-22 11:53:10.054702658 -0500
@@ -0,0 +1,5 @@
+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
Index: glibc/sysdeps/unix/sysv/linux/arm/eabi/epoll_ctl.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/unix/sysv/linux/arm/eabi/epoll_ctl.c 2005-03-22 11:53:10.054702658 -0500
@@ -0,0 +1,37 @@
+/* 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)
Index: glibc/sysdeps/unix/sysv/linux/arm/eabi/epoll_wait.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/unix/sysv/linux/arm/eabi/epoll_wait.c 2005-03-22 11:53:10.055702416 -0500
@@ -0,0 +1,54 @@
+/* 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)
Index: glibc/sysdeps/unix/sysv/linux/arm/eabi/fstatfs64.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/unix/sysv/linux/arm/eabi/fstatfs64.c 2005-03-22 11:53:10.055702416 -0500
@@ -0,0 +1,76 @@
+/* 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)
Index: glibc/sysdeps/unix/sysv/linux/arm/eabi/fxstat64.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/unix/sysv/linux/arm/eabi/fxstat64.c 2005-03-22 11:53:10.055702416 -0500
@@ -0,0 +1,100 @@
+/* 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
Index: glibc/sysdeps/unix/sysv/linux/arm/eabi/kernel_stat.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/unix/sysv/linux/arm/eabi/kernel_stat.h 2005-03-22 11:53:10.056702174 -0500
@@ -0,0 +1,59 @@
+/* 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)));
Index: glibc/sysdeps/unix/sysv/linux/arm/eabi/lxstat64.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/unix/sysv/linux/arm/eabi/lxstat64.c 2005-03-22 11:53:10.056702174 -0500
@@ -0,0 +1,99 @@
+/* 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
Index: glibc/sysdeps/unix/sysv/linux/arm/eabi/oldgetrlimit.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/unix/sysv/linux/arm/eabi/oldgetrlimit.c 2005-03-22 11:53:10.056702174 -0500
@@ -0,0 +1 @@
+/* Empty. */
Index: glibc/sysdeps/unix/sysv/linux/arm/eabi/oldsetrlimit.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/unix/sysv/linux/arm/eabi/oldsetrlimit.c 2005-03-22 11:53:10.056702174 -0500
@@ -0,0 +1 @@
+/* Empty. */
Index: glibc/sysdeps/unix/sysv/linux/arm/eabi/semop.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/unix/sysv/linux/arm/eabi/semop.c 2005-03-22 11:53:10.056702174 -0500
@@ -0,0 +1,67 @@
+/* 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 (sops[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;
+}
Index: glibc/sysdeps/unix/sysv/linux/arm/eabi/semtimedop.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/unix/sysv/linux/arm/eabi/semtimedop.c 2005-03-22 11:53:10.057701931 -0500
@@ -0,0 +1,69 @@
+/* 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 (sops[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;
+}
Index: glibc/sysdeps/unix/sysv/linux/arm/eabi/statfs64.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/unix/sysv/linux/arm/eabi/statfs64.c 2005-03-22 11:53:10.057701931 -0500
@@ -0,0 +1,77 @@
+/* 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)
Index: glibc/sysdeps/unix/sysv/linux/arm/eabi/uname.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/unix/sysv/linux/arm/eabi/uname.c 2005-03-22 11:53:10.057701931 -0500
@@ -0,0 +1,43 @@
+/* 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)
Index: glibc/sysdeps/unix/sysv/linux/arm/eabi/xstat64.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/unix/sysv/linux/arm/eabi/xstat64.c 2005-03-22 11:53:10.058701689 -0500
@@ -0,0 +1,103 @@
+/* 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
Index: glibc/sysdeps/unix/sysv/linux/arm/eabi/xstatconv.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/unix/sysv/linux/arm/eabi/xstatconv.c 2005-03-22 11:53:10.058701689 -0500
@@ -0,0 +1,341 @@
+/* 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
Index: glibc/sysdeps/unix/sysv/linux/arm/eabi/xstatconv.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/unix/sysv/linux/arm/eabi/xstatconv.h 2005-03-22 11:53:10.058701689 -0500
@@ -0,0 +1,28 @@
+/* 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);
Index: glibc/sysdeps/arm/eabi/fpu/fraiseexcpt.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/fpu/fraiseexcpt.c 2005-03-22 12:34:55.522464918 -0500
@@ -0,0 +1,67 @@
+/* Raise given exceptions.
+ 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 <fpu_control.h>
+#include <fenv.h>
+#include <float.h>
+
+int
+feraiseexcept (int excepts)
+{
+ float dummy;
+ int fpscr;
+
+ /* 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. */
+
+ /* First: invalid exception. */
+ if (FE_INVALID & excepts)
+ __asm__ __volatile__ ("fdivs %0,%2,%3\n\tfmrx %1, fpscr"
+ : "=w" (dummy), "=r" (fpscr) : "w" (0.0f), "w" (0.0f) );
+
+ /* Next: division by zero. */
+ if (FE_DIVBYZERO & excepts)
+ __asm__ __volatile__ ("fdivs %0,%2,%3\n\tfmrx %1, fpscr"
+ : "=w" (dummy), "=r" (fpscr) : "w" (1.0f), "w" (0.0f) );
+
+ /* Next: overflow. */
+ if (FE_OVERFLOW & excepts)
+ /* There's no way to raise overflow without also raising inexact. */
+ __asm__ __volatile__ ("fadds %0,%2,%3\n\tfmrx %1, fpscr"
+ : "=w" (dummy), "=r" (fpscr) : "w" (FLT_MAX), "w" (1.0e32f) );
+
+ /* Next: underflow. */
+ if (FE_UNDERFLOW & excepts)
+ __asm__ __volatile__ ("fdivs %0,%2,%3\n\tfmrx %1, fpscr"
+ : "=w" (dummy), "=r" (fpscr) : "w" (FLT_MIN), "w" (3.0f) );
+
+ /* Last: inexact. */
+ if (FE_INEXACT & excepts)
+ __asm__ __volatile__ ("fdivs %0,%2,%3\n\tfmrx %1, fpscr"
+ : "=w" (dummy), "=r" (fpscr) : "w" (2.0f), "w" (3.0f) );
+
+ /* Success. */
+ return 0;
+}
+
+libm_hidden_def (feraiseexcept)
Index: glibc/sysdeps/arm/eabi/fpu/feholdexcpt.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ glibc/sysdeps/arm/eabi/fpu/feholdexcpt.c 2005-03-22 12:34:55.521465156 -0500
@@ -0,0 +1,41 @@
+/* Store current floating-point environment and clear exceptions.
+ Copyright (C) 1997, 1998, 1999 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 <fenv.h>
+#include <fpu_control.h>
+
+int
+feholdexcept (fenv_t *envp)
+{
+ 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;
+}