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authorJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
commit0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch)
tree2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /sysdeps/unix/sysv/linux/sh
parent7d58530341304d403a6626d7f7a1913165fe2f32 (diff)
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2.5-18.1
Diffstat (limited to 'sysdeps/unix/sysv/linux/sh')
-rw-r--r--sysdeps/unix/sysv/linux/sh/Dist8
-rw-r--r--sysdeps/unix/sysv/linux/sh/Makefile4
-rw-r--r--sysdeps/unix/sysv/linux/sh/bits/fcntl.h106
-rw-r--r--sysdeps/unix/sysv/linux/sh/bits/mman.h8
-rw-r--r--sysdeps/unix/sysv/linux/sh/chown.c70
-rw-r--r--sysdeps/unix/sysv/linux/sh/fchownat.c1
-rw-r--r--sysdeps/unix/sysv/linux/sh/fxstatat.c1
-rw-r--r--sysdeps/unix/sysv/linux/sh/makecontext.S145
-rw-r--r--sysdeps/unix/sysv/linux/sh/pread.c96
-rw-r--r--sysdeps/unix/sysv/linux/sh/pread64.c97
-rw-r--r--sysdeps/unix/sysv/linux/sh/pwrite.c96
-rw-r--r--sysdeps/unix/sysv/linux/sh/pwrite64.c99
-rw-r--r--sysdeps/unix/sysv/linux/sh/sh3/getcontext.S88
-rw-r--r--sysdeps/unix/sysv/linux/sh/sh3/setcontext.S99
-rw-r--r--sysdeps/unix/sysv/linux/sh/sh3/swapcontext.S132
-rw-r--r--sysdeps/unix/sysv/linux/sh/sh3/sys/ucontext.h102
-rw-r--r--sysdeps/unix/sysv/linux/sh/sh3/ucontext_i.sym38
-rw-r--r--sysdeps/unix/sysv/linux/sh/sh4/getcontext.S131
-rw-r--r--sysdeps/unix/sysv/linux/sh/sh4/setcontext.S139
-rw-r--r--sysdeps/unix/sysv/linux/sh/sh4/swapcontext.S214
-rw-r--r--sysdeps/unix/sysv/linux/sh/sh4/sys/ucontext.h (renamed from sysdeps/unix/sysv/linux/sh/sys/ucontext.h)12
-rw-r--r--sysdeps/unix/sysv/linux/sh/sh4/ucontext_i.sym73
-rw-r--r--sysdeps/unix/sysv/linux/sh/socket.S10
-rw-r--r--sysdeps/unix/sysv/linux/sh/sysdep.S4
-rw-r--r--sysdeps/unix/sysv/linux/sh/sysdep.h35
25 files changed, 1759 insertions, 49 deletions
diff --git a/sysdeps/unix/sysv/linux/sh/Dist b/sysdeps/unix/sysv/linux/sh/Dist
deleted file mode 100644
index 8a1cdff7c5..0000000000
--- a/sysdeps/unix/sysv/linux/sh/Dist
+++ /dev/null
@@ -1,8 +0,0 @@
-clone.S
-pipe.S
-setresuid.c
-setresgid.c
-setfsuid.c
-setfsgid.c
-sys/io.h
-sys/user.h
diff --git a/sysdeps/unix/sysv/linux/sh/Makefile b/sysdeps/unix/sysv/linux/sh/Makefile
index e8544b5dc6..6d72cb0294 100644
--- a/sysdeps/unix/sysv/linux/sh/Makefile
+++ b/sysdeps/unix/sysv/linux/sh/Makefile
@@ -5,3 +5,7 @@ endif
ifeq ($(subdir),misc)
sysdep_headers += sys/io.h
endif
+
+ifeq ($(subdir),stdlib)
+gen-as-const-headers += ucontext_i.sym
+endif
diff --git a/sysdeps/unix/sysv/linux/sh/bits/fcntl.h b/sysdeps/unix/sysv/linux/sh/bits/fcntl.h
index c883002641..6de33302ee 100644
--- a/sysdeps/unix/sysv/linux/sh/bits/fcntl.h
+++ b/sysdeps/unix/sysv/linux/sh/bits/fcntl.h
@@ -1,5 +1,5 @@
/* O_*, F_*, FD_* bit values for Linux.
- Copyright (C) 1995, 1996, 1997, 1998, 2000, 2004
+ Copyright (C) 1995, 1996, 1997, 1998, 2000, 2004, 2006
Free Software Foundation, Inc.
This file is part of the GNU C Library.
@@ -22,8 +22,11 @@
# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead."
#endif
-
#include <sys/types.h>
+#ifdef __USE_GNU
+# include <bits/uio.h>
+#endif
+
/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
located on an ext2 file system */
@@ -43,18 +46,18 @@
#define O_ASYNC 020000
#ifdef __USE_GNU
-# define O_DIRECT 040000 /* Direct disk access. */
-# define O_DIRECTORY 0200000 /* Must be a directory. */
-# define O_NOFOLLOW 0400000 /* Do not follow links. */
+# define O_DIRECT 040000 /* Direct disk access. */
+# define O_DIRECTORY 0200000 /* Must be a directory. */
+# define O_NOFOLLOW 0400000 /* Do not follow links. */
# define O_NOATIME 01000000 /* Do not set atime. */
#endif
/* For now Linux has synchronisity options for data and read operations.
We define the symbols here but let them do the same as O_SYNC since
- this is a superset. */
+ this is a superset. */
#if defined __USE_POSIX199309 || defined __USE_UNIX98
# define O_DSYNC O_SYNC /* Synchronize data. */
-# define O_RSYNC O_SYNC /* Synchronize read operations. */
+# define O_RSYNC O_SYNC /* Synchronize read operations. */
#endif
#ifdef __USE_LARGEFILE64
@@ -70,15 +73,15 @@
#ifndef __USE_FILE_OFFSET64
# define F_GETLK 5 /* Get record locking info. */
# define F_SETLK 6 /* Set record locking info (non-blocking). */
-# define F_SETLKW 7 /* Set record locking info (blocking). */
+# define F_SETLKW 7 /* Set record locking info (blocking). */
#else
-# define F_GETLK F_GETLK64 /* Get record locking info. */
+# define F_GETLK F_GETLK64 /* Get record locking info. */
# define F_SETLK F_SETLK64 /* Set record locking info (non-blocking).*/
# define F_SETLKW F_SETLKW64 /* Set record locking info (blocking). */
#endif
#define F_GETLK64 12 /* Get record locking info. */
#define F_SETLK64 13 /* Set record locking info (non-blocking). */
-#define F_SETLKW64 14 /* Set record locking info (blocking). */
+#define F_SETLKW64 14 /* Set record locking info (blocking). */
#if defined __USE_BSD || defined __USE_UNIX98
# define F_SETOWN 8 /* Get owner of socket (receiver of SIGIO). */
@@ -90,20 +93,26 @@
# define F_GETSIG 11 /* Get number of signal to be sent. */
#endif
-/* For F_[GET|SET]FL. */
+#ifdef __USE_GNU
+# define F_SETLEASE 1024 /* Set a lease. */
+# define F_GETLEASE 1025 /* Enquire what lease is active. */
+# define F_NOTIFY 1026 /* Request notfications on a directory. */
+#endif
+
+/* For F_[GET|SET]FD. */
#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
/* For posix fcntl() and `l_type' field of a `struct flock' for lockf(). */
#define F_RDLCK 0 /* Read lock. */
-#define F_WRLCK 1 /* Write lock. */
-#define F_UNLCK 2 /* Remove lock. */
+#define F_WRLCK 1 /* Write lock. */
+#define F_UNLCK 2 /* Remove lock. */
/* For old implementation of bsd flock(). */
#define F_EXLCK 4 /* or 3 */
#define F_SHLCK 8 /* or 4 */
#ifdef __USE_BSD
-/* Operations for bsd flock(), also used by the kernel implementation. */
+/* Operations for bsd flock(), also used by the kernel implementation. */
# define LOCK_SH 1 /* shared lock */
# define LOCK_EX 2 /* exclusive lock */
# define LOCK_NB 4 /* or'd with one of the above to prevent
@@ -111,9 +120,27 @@
# define LOCK_UN 8 /* remove lock */
#endif
+#ifdef __USE_GNU
+# define LOCK_MAND 32 /* This is a mandatory flock: */
+# define LOCK_READ 64 /* ... which allows concurrent read operations. */
+# define LOCK_WRITE 128 /* ... which allows concurrent write operations. */
+# define LOCK_RW 192 /* ... Which allows concurrent read & write operations. */
+#endif
+
+#ifdef __USE_GNU
+/* Types of directory notifications that may be requested with F_NOTIFY. */
+# define DN_ACCESS 0x00000001 /* File accessed. */
+# define DN_MODIFY 0x00000002 /* File modified. */
+# define DN_CREATE 0x00000004 /* File created. */
+# define DN_DELETE 0x00000008 /* File removed. */
+# define DN_RENAME 0x00000010 /* File renamed. */
+# define DN_ATTRIB 0x00000020 /* File changed attibutes. */
+# define DN_MULTISHOT 0x80000000 /* Don't remove notifier. */
+#endif
+
struct flock
{
- short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */
+ short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */
short int l_whence; /* Where `l_start' is relative to (like `lseek'). */
#ifndef __USE_FILE_OFFSET64
__off_t l_start; /* Offset where the lock begins. */
@@ -128,7 +155,7 @@ struct flock
#ifdef __USE_LARGEFILE64
struct flock64
{
- short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */
+ short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */
short int l_whence; /* Where `l_start' is relative to (like `lseek'). */
__off64_t l_start; /* Offset where the lock begins. */
__off64_t l_len; /* Size of the locked area; zero means until EOF. */
@@ -150,16 +177,61 @@ struct flock64
#ifdef __USE_XOPEN2K
# define POSIX_FADV_NORMAL 0 /* No further special treatment. */
# define POSIX_FADV_RANDOM 1 /* Expect random page references. */
-# define POSIX_FADV_SEQUENTIAL 2 /* Expect sequential page references. */
+# define POSIX_FADV_SEQUENTIAL 2 /* Expect sequential page references. */
# define POSIX_FADV_WILLNEED 3 /* Will need these pages. */
# define POSIX_FADV_DONTNEED 4 /* Don't need these pages. */
# define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */
#endif
+
+#ifdef __USE_GNU
+/* Flags for SYNC_FILE_RANGE. */
+# define SYNC_FILE_RANGE_WAIT_BEFORE 1 /* Wait upon writeout of all pages
+ in the range before performing the
+ write. */
+# define SYNC_FILE_RANGE_WRITE 2 /* Initiate writeout of all those
+ dirty pages in the range which are
+ not presently under writeback. */
+# define SYNC_FILE_RANGE_WAIT_AFTER 4 /* Wait upon writeout of all pages in
+ the range after performing the
+ write. */
+
+/* Flags for SPLICE and VMSPLICE. */
+# define SPLICE_F_MOVE 1 /* Move pages instead of copying. */
+# define SPLICE_F_NONBLOCK 2 /* Don't block on the pipe splicing
+ (but we may still block on the fd
+ we splice from/to). */
+# define SPLICE_F_MORE 4 /* Expect more data. */
+# define SPLICE_F_GIFT 8 /* Pages passed in are a gift. */
+#endif
+
__BEGIN_DECLS
+#ifdef __USE_GNU
+
/* Provide kernel hint to read ahead. */
extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
__THROW;
+
+/* Selective file content synch'ing. */
+extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
+ unsigned int __flags);
+
+
+/* Splice address range into a pipe. */
+extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count,
+ unsigned int __flags);
+
+/* Splice two files together. */
+extern int splice (int __fdin, __off64_t *__offin, int __fdout,
+ __off64_t *__offout, size_t __len, unsigned int __flags)
+ __THROW;
+
+/* In-kernel implementation of tee for pipe buffers. */
+extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags)
+ __THROW;
+
+#endif
+
__END_DECLS
diff --git a/sysdeps/unix/sysv/linux/sh/bits/mman.h b/sysdeps/unix/sysv/linux/sh/bits/mman.h
index 673c7295fb..7a6b572a4e 100644
--- a/sysdeps/unix/sysv/linux/sh/bits/mman.h
+++ b/sysdeps/unix/sysv/linux/sh/bits/mman.h
@@ -1,5 +1,5 @@
/* Definitions for POSIX memory map interface. Linux/SH version.
- Copyright (C) 1997, 1999, 2000, 2003 Free Software Foundation, Inc.
+ Copyright (C) 1997,1999,2000,2003,2005,2006 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
@@ -61,6 +61,8 @@
# define MAP_EXECUTABLE 0x1000 /* Mark it as an executable. */
# define MAP_LOCKED 0x2000 /* Lock the mapping. */
# define MAP_NORESERVE 0x4000 /* Don't check for reservations. */
+# define MAP_POPULATE 0x8000 /* Populate (prefault) pagetables. */
+# define MAP_NONBLOCK 0x10000 /* Do not block on IO. */
#endif
/* Flags to `msync'. */
@@ -76,6 +78,7 @@
/* Flags for `mremap'. */
#ifdef __USE_GNU
# define MREMAP_MAYMOVE 1
+# define MREMAP_FIXED 2
#endif
/* Advice to `madvise'. */
@@ -85,6 +88,9 @@
# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */
# define MADV_WILLNEED 3 /* Will need these pages. */
# define MADV_DONTNEED 4 /* Don't need these pages. */
+# define MADV_REMOVE 9 /* Remove these pages and resources. */
+# define MADV_DONTFORK 10 /* Do not inherit across fork. */
+# define MADV_DOFORK 11 /* Do inherit across fork. */
#endif
/* The POSIX people had to invent similar names for the same things. */
diff --git a/sysdeps/unix/sysv/linux/sh/chown.c b/sysdeps/unix/sysv/linux/sh/chown.c
index 1961622564..e7193dc23b 100644
--- a/sysdeps/unix/sysv/linux/sh/chown.c
+++ b/sysdeps/unix/sysv/linux/sh/chown.c
@@ -1 +1,69 @@
-#include <sysdeps/unix/sysv/linux/m68k/chown.c>
+/* Copyright (C) 1998,2000,2002,2003,2006 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 <unistd.h>
+
+#include <sysdep.h>
+#include <sys/syscall.h>
+#include <bp-checks.h>
+
+#include <linux/posix_types.h>
+#include <kernel-features.h>
+
+#ifdef __NR_chown32
+# if __ASSUME_32BITUIDS == 0
+/* This variable is shared with all files that need to check for 32bit
+ uids. */
+extern int __libc_missing_32bit_uids;
+# endif
+#endif /* __NR_chown32 */
+
+int
+__chown (const char *file, uid_t owner, gid_t group)
+{
+#if __ASSUME_32BITUIDS > 0
+ return INLINE_SYSCALL (chown32, 3, CHECK_STRING (file), owner, group);
+#else
+# ifdef __NR_chown32
+ if (__libc_missing_32bit_uids <= 0)
+ {
+ int result;
+ int saved_errno = errno;
+
+ result = INLINE_SYSCALL (chown32, 3, CHECK_STRING (file), owner, group);
+ if (result == 0 || errno != ENOSYS)
+ return result;
+
+ __set_errno (saved_errno);
+ __libc_missing_32bit_uids = 1;
+ }
+# endif /* __NR_chown32 */
+
+ if (((owner + 1) > (gid_t) ((__kernel_uid_t) -1U))
+ || ((group + 1) > (gid_t) ((__kernel_gid_t) -1U)))
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ return INLINE_SYSCALL (chown, 3, CHECK_STRING (file), owner, group);
+#endif
+}
+libc_hidden_def (__chown)
+weak_alias (__chown, chown)
diff --git a/sysdeps/unix/sysv/linux/sh/fchownat.c b/sysdeps/unix/sysv/linux/sh/fchownat.c
new file mode 100644
index 0000000000..dfed76aeb4
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sh/fchownat.c
@@ -0,0 +1 @@
+#include <sysdeps/unix/sysv/linux/i386/fchownat.c>
diff --git a/sysdeps/unix/sysv/linux/sh/fxstatat.c b/sysdeps/unix/sysv/linux/sh/fxstatat.c
new file mode 100644
index 0000000000..0f8b3135d8
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sh/fxstatat.c
@@ -0,0 +1 @@
+#include <sysdeps/unix/sysv/linux/i386/fxstatat.c>
diff --git a/sysdeps/unix/sysv/linux/sh/makecontext.S b/sysdeps/unix/sysv/linux/sh/makecontext.S
new file mode 100644
index 0000000000..877d78d396
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sh/makecontext.S
@@ -0,0 +1,145 @@
+/* Create new context.
+ 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 "ucontext_i.h"
+
+/* void __makecontext (struct ucontext *ucp, void (*func)(), int argc, ...);
+ __makecontext sets up a stack and registers for context to run a given
+ function. The registers are set up like this:
+ r4-r7: parameters 1 to 4
+ r8 : uc_link from ucontext structure
+ pc : (*func) pointer
+ pr : address of exitcode
+ r15 : stack pointer for func. */
+
+ .text
+ .align 5
+ENTRY(__makecontext)
+ mov #4, r3
+ mov.l @(oSS_SP,r4), r1
+ mov.l @(oSS_SIZE,r4), r2
+ add r1, r2
+ cmp/gt r6, r3
+ bf/s 1f
+ shlr2 r2
+ sub r6, r2
+ add r3, r2
+1:
+ shll2 r2
+ mov #oR15, r0
+ mov.l @(oLINK,r4), r1
+ mov.l r2, @(r0,r4)
+ mov.l r1, @(oR8,r4)
+ mov #oPC, r0
+ mov.l r5, @(r0,r4)
+
+ cmp/pl r6
+ bf/s .L1
+ dt r6
+ mov.l r7, @(oR4,r4)
+ cmp/pl r6
+ bf/s .L1
+ dt r6
+ mov.l @(0,r15), r1
+ mov.l r1, @(oR5,r4)
+ cmp/pl r6
+ bf/s .L1
+ dt r6
+ mov.l @(4,r15), r1
+ mov.l r1, @(oR6,r4)
+ cmp/pl r6
+ bf/s .L1
+ dt r6
+ mov.l @(8,r15), r1
+ mov.l r1, @(oR7,r4)
+ mov #12,r0
+.L0:
+ cmp/pl r6
+ bf/s .L1
+ dt r6
+ mov.l @(r0,r15), r1
+ mov.l r1, @r2
+ add #4, r0
+ bra .L0
+ add #4, r2
+.L1:
+#ifdef PIC
+ mova .Lexitcode, r0
+#else
+ mov.l .L2, r0
+#endif
+ add #oPR, r4
+ rts
+ mov.l r0, @r4
+#ifndef PIC
+ .align 2
+.L2:
+ .long .Lexitcode
+#endif
+ cfi_endproc
+
+ .align 5
+.Lexitcode:
+ tst r8, r8
+ bt/s 2f
+ mov r8, r4
+#ifdef PIC
+ mova .Lgot, r0
+ mov.l .Lgot, r12
+ add r0, r12
+ mov.l .L3, r1
+ bsrf r1
+.LPCS0:
+ nop
+#else
+ mov.l .L3, r1
+ jsr @r1
+ nop
+#endif
+2:
+ mov.l .L4, r1
+#ifdef PIC
+ add r12, r1
+#endif
+ jsr @r1
+ mov r0, r4
+0:
+ bra 0b
+ nop
+
+ .align 2
+#ifdef PIC
+.Lgot:
+ .long _GLOBAL_OFFSET_TABLE_
+.L3:
+ .long __setcontext@PLT-(.LPCS0+2-(.))
+.L4:
+ .long HIDDEN_JUMPTARGET(exit)@GOTOFF
+#else
+.L3:
+ .long __setcontext
+.L4:
+ .long HIDDEN_JUMPTARGET(exit)
+#endif
+ cfi_startproc
+PSEUDO_END(__makecontext)
+
+weak_alias (__makecontext, makecontext)
diff --git a/sysdeps/unix/sysv/linux/sh/pread.c b/sysdeps/unix/sysv/linux/sh/pread.c
index 9ded53ebaa..0186e40c9c 100644
--- a/sysdeps/unix/sysv/linux/sh/pread.c
+++ b/sysdeps/unix/sysv/linux/sh/pread.c
@@ -1,3 +1,93 @@
-#define NO_SGIDEFS_H
-#define _MIPS_SIM -1
-#include <sysdeps/unix/sysv/linux/mips/pread.c>
+/* Copyright (C) 1997, 1998, 2000, 2002, 2003, 2004, 2006
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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 <unistd.h>
+#include <endian.h>
+
+#include <sysdep-cancel.h>
+#include <sys/syscall.h>
+#include <bp-checks.h>
+
+#include <kernel-features.h>
+
+#ifdef __NR_pread64 /* Newer kernels renamed but it's the same. */
+# ifdef __NR_pread
+# error "__NR_pread and __NR_pread64 both defined???"
+# endif
+# define __NR_pread __NR_pread64
+#endif
+
+#if defined __NR_pread || __ASSUME_PREAD_SYSCALL > 0
+
+# if __ASSUME_PREAD_SYSCALL == 0
+static ssize_t __emulate_pread (int fd, void *buf, size_t count,
+ off_t offset) internal_function;
+# endif
+
+ssize_t
+__libc_pread (fd, buf, count, offset)
+ int fd;
+ void *buf;
+ size_t count;
+ off_t offset;
+{
+ ssize_t result;
+
+ if (SINGLE_THREAD_P)
+ {
+ /* First try the syscall. */
+ result = INLINE_SYSCALL (pread, 6, fd, CHECK_N (buf, count), count, 0,
+ __LONG_LONG_PAIR (offset >> 31, offset));
+# if __ASSUME_PREAD_SYSCALL == 0
+ if (result == -1 && errno == ENOSYS)
+ /* No system call available. Use the emulation. */
+ result = __emulate_pread (fd, buf, count, offset);
+# endif
+ return result;
+ }
+
+ int oldtype = LIBC_CANCEL_ASYNC ();
+
+ /* First try the syscall. */
+ result = INLINE_SYSCALL (pread, 6, fd, CHECK_N (buf, count), count, 0,
+ __LONG_LONG_PAIR (offset >> 31, offset));
+# if __ASSUME_PREAD_SYSCALL == 0
+ if (result == -1 && errno == ENOSYS)
+ /* No system call available. Use the emulation. */
+ result = __emulate_pread (fd, buf, count, offset);
+# endif
+
+ LIBC_CANCEL_RESET (oldtype);
+
+ return result;
+}
+
+strong_alias (__libc_pread, __pread)
+weak_alias (__libc_pread, pread)
+
+# define __libc_pread(fd, buf, count, offset) \
+ static internal_function __emulate_pread (fd, buf, count, offset)
+#endif
+
+#if __ASSUME_PREAD_SYSCALL == 0
+# include <sysdeps/posix/pread.c>
+#endif
diff --git a/sysdeps/unix/sysv/linux/sh/pread64.c b/sysdeps/unix/sysv/linux/sh/pread64.c
index 5b22a395ec..f23d619090 100644
--- a/sysdeps/unix/sysv/linux/sh/pread64.c
+++ b/sysdeps/unix/sysv/linux/sh/pread64.c
@@ -1,3 +1,94 @@
-#define NO_SGIDEFS_H
-#define _MIPS_SIM -1
-#include <sysdeps/unix/sysv/linux/mips/pread64.c>
+/* Copyright (C) 1997, 1998, 2000, 2002, 2003, 2004, 2006
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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 <unistd.h>
+#include <endian.h>
+
+#include <sysdep-cancel.h>
+#include <sys/syscall.h>
+#include <bp-checks.h>
+
+#include <kernel-features.h>
+
+#ifdef __NR_pread64 /* Newer kernels renamed but it's the same. */
+# ifdef __NR_pread
+# error "__NR_pread and __NR_pread64 both defined???"
+# endif
+# define __NR_pread __NR_pread64
+#endif
+
+#if defined __NR_pread || __ASSUME_PREAD_SYSCALL > 0
+
+# if __ASSUME_PREAD_SYSCALL == 0
+static ssize_t __emulate_pread64 (int fd, void *buf, size_t count,
+ off64_t offset) internal_function;
+# endif
+
+ssize_t
+__libc_pread64 (fd, buf, count, offset)
+ int fd;
+ void *buf;
+ size_t count;
+ off64_t offset;
+{
+ ssize_t result;
+
+ if (SINGLE_THREAD_P)
+ {
+ /* First try the syscall. */
+ result = INLINE_SYSCALL (pread, 6, fd, CHECK_N (buf, count), count, 0,
+ __LONG_LONG_PAIR ((off_t) (offset >> 32),
+ (off_t) (offset & 0xffffffff)));
+# if __ASSUME_PREAD_SYSCALL == 0
+ if (result == -1 && errno == ENOSYS)
+ /* No system call available. Use the emulation. */
+ result = __emulate_pread64 (fd, buf, count, offset);
+# endif
+ return result;
+ }
+
+ int oldtype = LIBC_CANCEL_ASYNC ();
+
+ /* First try the syscall. */
+ result = INLINE_SYSCALL (pread, 6, fd, CHECK_N (buf, count), count, 0,
+ __LONG_LONG_PAIR ((off_t) (offset >> 32),
+ (off_t) (offset & 0xffffffff)));
+# if __ASSUME_PREAD_SYSCALL == 0
+ if (result == -1 && errno == ENOSYS)
+ /* No system call available. Use the emulation. */
+ result = __emulate_pread64 (fd, buf, count, offset);
+# endif
+
+ LIBC_CANCEL_RESET (oldtype);
+
+ return result;
+}
+
+weak_alias (__libc_pread64, __pread64)
+weak_alias (__libc_pread64, pread64)
+
+# define __libc_pread64(fd, buf, count, offset) \
+ static internal_function __emulate_pread64 (fd, buf, count, offset)
+#endif
+
+#if __ASSUME_PREAD_SYSCALL == 0
+# include <sysdeps/posix/pread64.c>
+#endif
diff --git a/sysdeps/unix/sysv/linux/sh/pwrite.c b/sysdeps/unix/sysv/linux/sh/pwrite.c
index b75a6a968e..f0e2bc7e0f 100644
--- a/sysdeps/unix/sysv/linux/sh/pwrite.c
+++ b/sysdeps/unix/sysv/linux/sh/pwrite.c
@@ -1,3 +1,93 @@
-#define NO_SGIDEFS_H
-#define _MIPS_SIM -1
-#include <sysdeps/unix/sysv/linux/mips/pwrite.c>
+/* Copyright (C) 1997, 1998, 2000, 2002, 2003, 2004, 2006
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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 <unistd.h>
+#include <endian.h>
+
+#include <sysdep-cancel.h>
+#include <sys/syscall.h>
+#include <bp-checks.h>
+
+#include <kernel-features.h>
+
+#ifdef __NR_pwrite64 /* Newer kernels renamed but it's the same. */
+# ifdef __NR_pwrite
+# error "__NR_pwrite and __NR_pwrite64 both defined???"
+# endif
+# define __NR_pwrite __NR_pwrite64
+#endif
+
+#if defined __NR_pwrite || __ASSUME_PWRITE_SYSCALL > 0
+
+# if __ASSUME_PWRITE_SYSCALL == 0
+static ssize_t __emulate_pwrite (int fd, const void *buf, size_t count,
+ off_t offset) internal_function;
+# endif
+
+ssize_t
+__libc_pwrite (fd, buf, count, offset)
+ int fd;
+ const void *buf;
+ size_t count;
+ off_t offset;
+{
+ ssize_t result;
+
+ if (SINGLE_THREAD_P)
+ {
+ /* First try the syscall. */
+ result = INLINE_SYSCALL (pwrite, 6, fd, CHECK_N (buf, count), count, 0,
+ __LONG_LONG_PAIR (offset >> 31, offset));
+# if __ASSUME_PWRITE_SYSCALL == 0
+ if (result == -1 && errno == ENOSYS)
+ /* No system call available. Use the emulation. */
+ result = __emulate_pwrite (fd, buf, count, offset);
+# endif
+ return result;
+ }
+
+ int oldtype = LIBC_CANCEL_ASYNC ();
+
+ /* First try the syscall. */
+ result = INLINE_SYSCALL (pwrite, 6, fd, CHECK_N (buf, count), count, 0,
+ __LONG_LONG_PAIR (offset >> 31, offset));
+# if __ASSUME_PWRITE_SYSCALL == 0
+ if (result == -1 && errno == ENOSYS)
+ /* No system call available. Use the emulation. */
+ result = __emulate_pwrite (fd, buf, count, offset);
+# endif
+
+ LIBC_CANCEL_RESET (oldtype);
+
+ return result;
+}
+
+strong_alias (__libc_pwrite, __pwrite)
+weak_alias (__libc_pwrite, pwrite)
+
+# define __libc_pwrite(fd, buf, count, offset) \
+ static internal_function __emulate_pwrite (fd, buf, count, offset)
+#endif
+
+#if __ASSUME_PWRITE_SYSCALL == 0
+# include <sysdeps/posix/pwrite.c>
+#endif
diff --git a/sysdeps/unix/sysv/linux/sh/pwrite64.c b/sysdeps/unix/sysv/linux/sh/pwrite64.c
index ae29280f85..eb1e507287 100644
--- a/sysdeps/unix/sysv/linux/sh/pwrite64.c
+++ b/sysdeps/unix/sysv/linux/sh/pwrite64.c
@@ -1,3 +1,96 @@
-#define NO_SGIDEFS_H
-#define _MIPS_SIM -1
-#include <sysdeps/unix/sysv/linux/mips/pwrite64.c>
+/* Copyright (C) 1997, 1998, 2000, 2002, 2003, 2004, 2006
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ralf Baechle <ralf@gnu.org>, 1998.
+
+ 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 <unistd.h>
+#include <endian.h>
+
+#include <sysdep-cancel.h>
+#include <sys/syscall.h>
+#include <bp-checks.h>
+
+#include <kernel-features.h>
+
+#ifdef __NR_pwrite64 /* Newer kernels renamed but it's the same. */
+# ifdef __NR_pwrite
+# error "__NR_pwrite and __NR_pwrite64 both defined???"
+# endif
+# define __NR_pwrite __NR_pwrite64
+#endif
+
+#if defined __NR_pwrite || __ASSUME_PWRITE_SYSCALL > 0
+
+# if __ASSUME_PWRITE_SYSCALL == 0
+static ssize_t __emulate_pwrite64 (int fd, const void *buf, size_t count,
+ off64_t offset) internal_function;
+# endif
+
+ssize_t
+__libc_pwrite64 (fd, buf, count, offset)
+ int fd;
+ const void *buf;
+ size_t count;
+ off64_t offset;
+{
+ ssize_t result;
+
+ if (SINGLE_THREAD_P)
+ {
+ /* First try the syscall. */
+ result = INLINE_SYSCALL (pwrite, 6, fd, CHECK_N (buf, count), count, 0,
+ __LONG_LONG_PAIR ((off_t) (offset >> 32),
+ (off_t) (offset & 0xffffffff)));
+# if __ASSUME_PWRITE_SYSCALL == 0
+ if (result == -1 && errno == ENOSYS)
+ /* No system call available. Use the emulation. */
+ result = __emulate_pwrite64 (fd, buf, count, offset);
+# endif
+
+ return result;
+ }
+
+ int oldtype = LIBC_CANCEL_ASYNC ();
+
+ /* First try the syscall. */
+ result = INLINE_SYSCALL (pwrite, 6, fd, CHECK_N (buf, count), count, 0,
+ __LONG_LONG_PAIR ((off_t) (offset >> 32),
+ (off_t) (offset & 0xffffffff)));
+# if __ASSUME_PWRITE_SYSCALL == 0
+ if (result == -1 && errno == ENOSYS)
+ /* No system call available. Use the emulation. */
+ result = __emulate_pwrite64 (fd, buf, count, offset);
+# endif
+
+ LIBC_CANCEL_RESET (oldtype);
+
+ return result;
+}
+
+weak_alias (__libc_pwrite64, __pwrite64)
+libc_hidden_weak (__pwrite64)
+weak_alias (__libc_pwrite64, pwrite64)
+
+# define __libc_pwrite64(fd, buf, count, offset) \
+ static internal_function __emulate_pwrite64 (fd, buf, count, offset)
+#endif
+
+#if __ASSUME_PWRITE_SYSCALL == 0
+# include <sysdeps/posix/pwrite64.c>
+#endif
diff --git a/sysdeps/unix/sysv/linux/sh/sh3/getcontext.S b/sysdeps/unix/sysv/linux/sh/sh3/getcontext.S
new file mode 100644
index 0000000000..66b3daaa3b
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sh/sh3/getcontext.S
@@ -0,0 +1,88 @@
+/* Save current context.
+ 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 "ucontext_i.h"
+
+/* int __getcontext (ucontext_t *uc); */
+
+ .text
+ .align 5
+ENTRY(__getcontext)
+
+ /* Return value of getcontext. R0 is the only register whose
+ value is not preserved. */
+ mov #0, r0
+ mov.l r0, @(oR0,r4)
+ mov.l r1, @(oR1,r4)
+ mov.l r2, @(oR2,r4)
+ mov.l r3, @(oR3,r4)
+ mov.l r4, @(oR4,r4)
+ mov.l r5, @(oR5,r4)
+ mov.l r6, @(oR6,r4)
+ mov.l r7, @(oR7,r4)
+ mov r4, r0
+ add #(oMACL+4), r0
+ sts.l macl, @-r0
+ sts.l mach, @-r0
+ stc.l gbr, @-r0
+
+ /* Save T flag to SR. */
+ movt r1
+ mov.l r1, @-r0
+ sts.l pr, @-r0
+
+ /* The return address of getcontext is the restart pc. */
+ sts.l pr, @-r0
+
+ mov.l r15, @-r0
+ mov.l r14, @-r0
+ mov.l r13, @-r0
+ mov.l r12, @-r0
+ mov.l r11, @-r0
+ mov.l r10, @-r0
+ mov.l r9, @-r0
+ mov.l r8, @-r0
+
+ /* sigprocmask (SIG_BLOCK, NULL, &uc->uc_sigmask). */
+ mov r4, r6
+ add #oSIGMASK, r6
+ mov #SIG_BLOCK, r4
+ mov #0, r5
+ mov #+SYS_ify(sigprocmask), r3
+ trapa #0x13
+ mov r0, r1
+ mov #-12, r2
+ shad r2, r1
+ not r1, r1 // r1=0 means r0 = -1 to -4095
+ tst r1, r1 // i.e. error in linux
+ bf .Lgetcontext_end
+.Lsyscall_error:
+ SYSCALL_ERROR_HANDLER
+.Lgetcontext_end:
+ /* All done, return 0 for success. */
+ mov #0, r0
+.Lpseudo_end:
+ rts
+ nop
+
+PSEUDO_END(__getcontext)
+
+weak_alias (__getcontext, getcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sh3/setcontext.S b/sysdeps/unix/sysv/linux/sh/sh3/setcontext.S
new file mode 100644
index 0000000000..3136267aca
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sh/sh3/setcontext.S
@@ -0,0 +1,99 @@
+/* Install given context.
+ 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 "ucontext_i.h"
+
+/* int __setcontext (const ucontext_t *uc); */
+
+ .text
+ .align 5
+ENTRY(__setcontext)
+
+ mov r4, r8
+
+ /* sigprocmask (SIG_SETMASK, &uc->uc_sigmask, NULL). */
+ mov r4, r5
+ add #oSIGMASK, r5
+ mov #SIG_SETMASK, r4
+ mov #0, r6
+ mov #+SYS_ify(sigprocmask), r3
+ trapa #0x13
+ mov r0, r1
+ mov #-12, r2
+ shad r2, r1
+ not r1, r1 // r1=0 means r0 = -1 to -4095
+ tst r1, r1 // i.e. error in linux
+ bf .Lsetcontext_restore
+.Lsyscall_error:
+ SYSCALL_ERROR_HANDLER
+.Lpseudo_end:
+ rts
+ nop
+
+.Lsetcontext_restore:
+ mov r8, r0
+ add #(oPC), r0
+ mov.l @r0+, r2
+ lds.l @r0+, pr
+
+ /* Restore T frag. */
+ mov.l @r0+, r1
+ shlr r1
+ /* Skip GBR which is used for thread pointer. */
+ add #4, r0
+
+ lds.l @r0+, mach
+ lds.l @r0+, macl
+
+ mov r8, r0
+ add #(oR9), r0
+ mov.l @r0+, r9
+ mov.l @r0+, r10
+ mov.l @r0+, r11
+ mov.l @r0+, r12
+ mov.l @r0+, r13
+ mov.l @r0+, r14
+ mov.l @r0+, r15
+
+ mov r8, r0
+ mov.l @(oR0,r0), r1
+ mov.l r1, @-r15
+ cfi_adjust_cfa_offset(4)
+ cfi_rel_offset (r1, 0)
+ mov.l r2, @-r15
+ cfi_adjust_cfa_offset(4)
+ cfi_rel_offset (r2, 0)
+
+ mov.l @(oR1,r0), r1
+ mov.l @(oR2,r0), r2
+ mov.l @(oR3,r0), r3
+ mov.l @(oR4,r0), r4
+ mov.l @(oR5,r0), r5
+ mov.l @(oR6,r0), r6
+ mov.l @(oR7,r0), r7
+ mov.l @(oR8,r0), r8
+ mov.l @r15+, r0
+ jmp @r0
+ mov.l @r15+, r0
+
+PSEUDO_END(__setcontext)
+
+weak_alias (__setcontext, setcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sh3/swapcontext.S b/sysdeps/unix/sysv/linux/sh/sh3/swapcontext.S
new file mode 100644
index 0000000000..64035e5545
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sh/sh3/swapcontext.S
@@ -0,0 +1,132 @@
+/* Save current context and install the given one.
+ 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 "ucontext_i.h"
+
+/* int __swapcontext (ucontext_t *ouc, const ucontext_t *uc); */
+
+ .text
+ .align 5
+ENTRY(__swapcontext)
+
+ /* Return value of getcontext. R0 is the only register whose
+ value is not preserved. */
+ mov #0, r0
+ mov.l r0, @(oR0,r4)
+ mov.l r1, @(oR1,r4)
+ mov.l r2, @(oR2,r4)
+ mov.l r3, @(oR3,r4)
+ mov.l r4, @(oR4,r4)
+ mov.l r5, @(oR5,r4)
+ mov.l r6, @(oR6,r4)
+ mov.l r7, @(oR7,r4)
+ mov r4, r0
+ add #(oMACL+4), r0
+ sts.l macl, @-r0
+ sts.l mach, @-r0
+ stc.l gbr, @-r0
+
+ /* Save T flag to SR. */
+ movt r1
+ mov.l r1, @-r0
+ sts.l pr, @-r0
+
+ /* The return address of getcontext is the restart pc. */
+ sts.l pr, @-r0
+
+ mov.l r15, @-r0
+ mov.l r14, @-r0
+ mov.l r13, @-r0
+ mov.l r12, @-r0
+ mov.l r11, @-r0
+ mov.l r10, @-r0
+ mov.l r9, @-r0
+ mov.l r8, @-r0
+
+ mov r5, r8
+
+ /* sigprocmask (SIG_SETMASK, &uc->uc_sigmask, &ouc->uc_sigmask). */
+ add #oSIGMASK, r5
+ mov r4, r6
+ add #oSIGMASK, r6
+ mov #SIG_SETMASK, r4
+ mov #+SYS_ify(sigprocmask), r3
+ trapa #0x13
+ mov r0, r1
+ mov #-12, r2
+ shad r2, r1
+ not r1, r1 // r1=0 means r0 = -1 to -4095
+ tst r1, r1 // i.e. error in linux
+ bf .Lswapcontext_restore
+.Lsyscall_error:
+ SYSCALL_ERROR_HANDLER
+.Lpseudo_end:
+ rts
+ nop
+.Lswapcontext_restore:
+ mov r8, r0
+ add #(oPC), r0
+ mov.l @r0+, r2
+ lds.l @r0+, pr
+
+ /* Restore T frag. */
+ mov.l @r0+, r1
+ shlr r1
+ /* Skip GBR which is used for thread pointer. */
+ add #4, r0
+
+ lds.l @r0+, mach
+ lds.l @r0+, macl
+
+ mov r8, r0
+ add #(oR9), r0
+ mov.l @r0+, r9
+ mov.l @r0+, r10
+ mov.l @r0+, r11
+ mov.l @r0+, r12
+ mov.l @r0+, r13
+ mov.l @r0+, r14
+ mov.l @r0+, r15
+
+ mov r8, r0
+ mov.l @(oR0,r0), r1
+ mov.l r1, @-r15
+ cfi_adjust_cfa_offset(4)
+ cfi_rel_offset (r1, 0)
+ mov.l r2, @-r15
+ cfi_adjust_cfa_offset(4)
+ cfi_rel_offset (r2, 0)
+
+ mov.l @(oR1,r0), r1
+ mov.l @(oR2,r0), r2
+ mov.l @(oR3,r0), r3
+ mov.l @(oR4,r0), r4
+ mov.l @(oR5,r0), r5
+ mov.l @(oR6,r0), r6
+ mov.l @(oR7,r0), r7
+ mov.l @(oR8,r0), r8
+ mov.l @r15+, r0
+ jmp @r0
+ mov.l @r15+, r0
+
+PSEUDO_END(__swapcontext)
+
+weak_alias (__swapcontext, swapcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sh3/sys/ucontext.h b/sysdeps/unix/sysv/linux/sh/sh3/sys/ucontext.h
new file mode 100644
index 0000000000..946df0dfd6
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sh/sh3/sys/ucontext.h
@@ -0,0 +1,102 @@
+/* Copyright (C) 1999, 2000, 2001, 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. */
+
+/* Where is System V/SH ABI? */
+
+#ifndef _SYS_UCONTEXT_H
+#define _SYS_UCONTEXT_H 1
+
+#include <features.h>
+#include <signal.h>
+
+/* We need the signal context definitions even if they are not used
+ included in <signal.h>. */
+#include <bits/sigcontext.h>
+
+
+typedef int greg_t;
+
+/* Number of general registers. */
+#define NFPREG 16
+
+/* Container for all general registers. */
+typedef greg_t gregset_t[NFPREG];
+
+#ifdef __USE_GNU
+/* Number of each register is the `gregset_t' array. */
+enum
+{
+ R0 = 0,
+#define R0 R0
+ R1 = 1,
+#define R1 R1
+ R2 = 2,
+#define R2 R2
+ R3 = 3,
+#define R3 R3
+ R4 = 4,
+#define R4 R4
+ R5 = 5,
+#define R5 R5
+ R6 = 6,
+#define R6 R6
+ R7 = 7,
+#define R7 R7
+ R8 = 8,
+#define R8 R8
+ R9 = 9,
+#define R9 R9
+ R10 = 10,
+#define R10 R10
+ R11 = 11,
+#define R11 R11
+ R12 = 12,
+#define R12 R12
+ R13 = 13,
+#define R13 R13
+ R14 = 14,
+#define R14 R14
+ R15 = 15,
+#define R15 R15
+};
+#endif
+
+/* Context to describe whole processor state. */
+typedef struct
+ {
+ unsigned int oldmask;
+ gregset_t gregs;
+ unsigned int pc;
+ unsigned int pr;
+ unsigned int sr;
+ unsigned int gbr;
+ unsigned int mach;
+ unsigned int macl;
+ } mcontext_t;
+
+/* Userlevel context. */
+typedef struct ucontext
+ {
+ unsigned long int uc_flags;
+ struct ucontext *uc_link;
+ stack_t uc_stack;
+ mcontext_t uc_mcontext;
+ __sigset_t uc_sigmask;
+ } ucontext_t;
+
+#endif /* sys/ucontext.h */
diff --git a/sysdeps/unix/sysv/linux/sh/sh3/ucontext_i.sym b/sysdeps/unix/sysv/linux/sh/sh3/ucontext_i.sym
new file mode 100644
index 0000000000..17397c5511
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sh/sh3/ucontext_i.sym
@@ -0,0 +1,38 @@
+#include <stddef.h>
+#include <signal.h>
+#include <sys/ucontext.h>
+
+--
+
+SIG_BLOCK
+SIG_SETMASK
+
+#define ucontext(member) offsetof (ucontext_t, member)
+#define mcontext(member) ucontext (uc_mcontext.member)
+
+oLINK ucontext (uc_link)
+oSS_SP ucontext (uc_stack.ss_sp)
+oSS_SIZE ucontext (uc_stack.ss_size)
+oR0 mcontext (gregs[R0])
+oR1 mcontext (gregs[R1])
+oR2 mcontext (gregs[R2])
+oR3 mcontext (gregs[R3])
+oR4 mcontext (gregs[R4])
+oR5 mcontext (gregs[R5])
+oR6 mcontext (gregs[R6])
+oR7 mcontext (gregs[R7])
+oR8 mcontext (gregs[R8])
+oR9 mcontext (gregs[R9])
+oR10 mcontext (gregs[R10])
+oR11 mcontext (gregs[R11])
+oR12 mcontext (gregs[R12])
+oR13 mcontext (gregs[R13])
+oR14 mcontext (gregs[R14])
+oR15 mcontext (gregs[R15])
+oPC mcontext (pc)
+oPR mcontext (pr)
+oSR mcontext (sr)
+oGBR mcontext (gbr)
+oMACH mcontext (mach)
+oMACL mcontext (macl)
+oSIGMASK ucontext (uc_sigmask)
diff --git a/sysdeps/unix/sysv/linux/sh/sh4/getcontext.S b/sysdeps/unix/sysv/linux/sh/sh4/getcontext.S
new file mode 100644
index 0000000000..68bc235bcf
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sh/sh4/getcontext.S
@@ -0,0 +1,131 @@
+/* Save current context.
+ 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 "ucontext_i.h"
+
+/* int __getcontext (ucontext_t *uc); */
+
+ .text
+ .align 5
+ENTRY(__getcontext)
+
+ /* Return value of getcontext. R0 is the only register whose
+ value is not preserved. */
+ mov #0, r0
+ mov.l r0, @(oR0,r4)
+ mov.l r1, @(oR1,r4)
+ mov.l r2, @(oR2,r4)
+ mov.l r3, @(oR3,r4)
+ mov.l r4, @(oR4,r4)
+ mov.l r5, @(oR5,r4)
+ mov.l r6, @(oR6,r4)
+ mov.l r7, @(oR7,r4)
+ mov r4, r0
+ add #(oMACL+4), r0
+ sts.l macl, @-r0
+ sts.l mach, @-r0
+ stc.l gbr, @-r0
+
+ /* Save T flag to SR. */
+ movt r1
+ mov.l r1, @-r0
+ sts.l pr, @-r0
+
+ /* The return address of getcontext is the restart pc. */
+ sts.l pr, @-r0
+
+ mov.l r15, @-r0
+ mov.l r14, @-r0
+ mov.l r13, @-r0
+ mov.l r12, @-r0
+ mov.l r11, @-r0
+ mov.l r10, @-r0
+ mov.l r9, @-r0
+ mov.l r8, @-r0
+
+ mov r4, r0
+ /* We need 2 add instruction because oFPUL+4 > 127. */
+ add #124,r0
+ add #(oFPUL+4-124),r0
+ sts.l fpul, @-r0
+ sts.l fpscr, @-r0
+ frchg
+ fmov.s fr15, @-r0
+ fmov.s fr14, @-r0
+ fmov.s fr13, @-r0
+ fmov.s fr12, @-r0
+ fmov.s fr11, @-r0
+ fmov.s fr10, @-r0
+ fmov.s fr9, @-r0
+ fmov.s fr8, @-r0
+ fmov.s fr7, @-r0
+ fmov.s fr6, @-r0
+ fmov.s fr5, @-r0
+ fmov.s fr4, @-r0
+ fmov.s fr3, @-r0
+ fmov.s fr2, @-r0
+ fmov.s fr1, @-r0
+ fmov.s fr0, @-r0
+ frchg
+ fmov.s fr15, @-r0
+ fmov.s fr14, @-r0
+ fmov.s fr13, @-r0
+ fmov.s fr12, @-r0
+ fmov.s fr11, @-r0
+ fmov.s fr10, @-r0
+ fmov.s fr9, @-r0
+ fmov.s fr8, @-r0
+ fmov.s fr7, @-r0
+ fmov.s fr6, @-r0
+ fmov.s fr5, @-r0
+ fmov.s fr4, @-r0
+ fmov.s fr3, @-r0
+ fmov.s fr2, @-r0
+ fmov.s fr1, @-r0
+ fmov.s fr0, @-r0
+
+ /* sigprocmask (SIG_BLOCK, NULL, &uc->uc_sigmask). */
+ mov r4, r6
+ /* We need 2 add instruction because oSIGMASK > 127. */
+ add #(oSIGMASK/2), r6
+ add #(oSIGMASK/2), r6
+ mov #SIG_BLOCK, r4
+ mov #0, r5
+ mov #+SYS_ify(sigprocmask), r3
+ trapa #0x13
+ mov r0, r1
+ mov #-12, r2
+ shad r2, r1
+ not r1, r1 // r1=0 means r0 = -1 to -4095
+ tst r1, r1 // i.e. error in linux
+ bf .Lgetcontext_end
+.Lsyscall_error:
+ SYSCALL_ERROR_HANDLER
+.Lgetcontext_end:
+ /* All done, return 0 for success. */
+ mov #0, r0
+.Lpseudo_end:
+ rts
+ nop
+
+PSEUDO_END(__getcontext)
+
+weak_alias (__getcontext, getcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sh4/setcontext.S b/sysdeps/unix/sysv/linux/sh/sh4/setcontext.S
new file mode 100644
index 0000000000..2bc546d1a1
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sh/sh4/setcontext.S
@@ -0,0 +1,139 @@
+/* Install given context.
+ 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 "ucontext_i.h"
+
+/* int __setcontext (const ucontext_t *uc); */
+
+ .text
+ .align 5
+ENTRY(__setcontext)
+
+ mov r4, r8
+
+ /* sigprocmask (SIG_SETMASK, &uc->uc_sigmask, NULL). */
+ mov r4, r5
+ add #(oSIGMASK/2), r5
+ add #(oSIGMASK/2), r5
+ mov #SIG_SETMASK, r4
+ mov #0, r6
+ mov #+SYS_ify(sigprocmask), r3
+ trapa #0x13
+ mov r0, r1
+ mov #-12, r2
+ shad r2, r1
+ not r1, r1 // r1=0 means r0 = -1 to -4095
+ tst r1, r1 // i.e. error in linux
+ bf .Lsetcontext_restore
+.Lsyscall_error:
+ SYSCALL_ERROR_HANDLER
+.Lpseudo_end:
+ rts
+ nop
+
+.Lsetcontext_restore:
+ mov r8, r0
+ add #(oFR0),r0
+ fmov.s @r0+, fr0
+ fmov.s @r0+, fr1
+ fmov.s @r0+, fr2
+ fmov.s @r0+, fr3
+ fmov.s @r0+, fr4
+ fmov.s @r0+, fr5
+ fmov.s @r0+, fr6
+ fmov.s @r0+, fr7
+ fmov.s @r0+, fr8
+ fmov.s @r0+, fr9
+ fmov.s @r0+, fr10
+ fmov.s @r0+, fr11
+ fmov.s @r0+, fr12
+ fmov.s @r0+, fr13
+ fmov.s @r0+, fr14
+ fmov.s @r0+, fr15
+ frchg
+ fmov.s @r0+, fr0
+ fmov.s @r0+, fr1
+ fmov.s @r0+, fr2
+ fmov.s @r0+, fr3
+ fmov.s @r0+, fr4
+ fmov.s @r0+, fr5
+ fmov.s @r0+, fr6
+ fmov.s @r0+, fr7
+ fmov.s @r0+, fr8
+ fmov.s @r0+, fr9
+ fmov.s @r0+, fr10
+ fmov.s @r0+, fr11
+ fmov.s @r0+, fr12
+ fmov.s @r0+, fr13
+ fmov.s @r0+, fr14
+ fmov.s @r0+, fr15
+ frchg
+ lds.l @r0+, fpscr
+ lds.l @r0+, fpul
+
+ mov r8, r0
+ add #(oPC), r0
+ mov.l @r0+, r2
+ lds.l @r0+, pr
+
+ /* Restore T frag. */
+ mov.l @r0+, r1
+ shlr r1
+ /* Skip GBR which is used for thread pointer. */
+ add #4, r0
+
+ lds.l @r0+, mach
+ lds.l @r0+, macl
+
+ mov r8, r0
+ add #(oR9), r0
+ mov.l @r0+, r9
+ mov.l @r0+, r10
+ mov.l @r0+, r11
+ mov.l @r0+, r12
+ mov.l @r0+, r13
+ mov.l @r0+, r14
+ mov.l @r0+, r15
+
+ mov r8, r0
+ mov.l @(oR0,r0), r1
+ mov.l r1, @-r15
+ cfi_adjust_cfa_offset(4)
+ cfi_rel_offset (r1, 0)
+ mov.l r2, @-r15
+ cfi_adjust_cfa_offset(4)
+ cfi_rel_offset (r2, 0)
+
+ mov.l @(oR1,r0), r1
+ mov.l @(oR2,r0), r2
+ mov.l @(oR3,r0), r3
+ mov.l @(oR4,r0), r4
+ mov.l @(oR5,r0), r5
+ mov.l @(oR6,r0), r6
+ mov.l @(oR7,r0), r7
+ mov.l @(oR8,r0), r8
+ mov.l @r15+, r0
+ jmp @r0
+ mov.l @r15+, r0
+
+PSEUDO_END(__setcontext)
+
+weak_alias (__setcontext, setcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sh4/swapcontext.S b/sysdeps/unix/sysv/linux/sh/sh4/swapcontext.S
new file mode 100644
index 0000000000..1aeca1b1a7
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sh/sh4/swapcontext.S
@@ -0,0 +1,214 @@
+/* Save current context and install the given one.
+ 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 "ucontext_i.h"
+
+/* int __swapcontext (ucontext_t *ouc, const ucontext_t *uc); */
+
+ .text
+ .align 5
+ENTRY(__swapcontext)
+
+ /* Return value of getcontext. R0 is the only register whose
+ value is not preserved. */
+ mov #0, r0
+ mov.l r0, @(oR0,r4)
+ mov.l r1, @(oR1,r4)
+ mov.l r2, @(oR2,r4)
+ mov.l r3, @(oR3,r4)
+ mov.l r4, @(oR4,r4)
+ mov.l r5, @(oR5,r4)
+ mov.l r6, @(oR6,r4)
+ mov.l r7, @(oR7,r4)
+ mov r4, r0
+ add #(oMACL+4), r0
+ sts.l macl, @-r0
+ sts.l mach, @-r0
+ stc.l gbr, @-r0
+
+ /* Save T flag to SR. */
+ movt r1
+ mov.l r1, @-r0
+ sts.l pr, @-r0
+
+ /* The return address of getcontext is the restart pc. */
+ sts.l pr, @-r0
+
+ mov.l r15, @-r0
+ mov.l r14, @-r0
+ mov.l r13, @-r0
+ mov.l r12, @-r0
+ mov.l r11, @-r0
+ mov.l r10, @-r0
+ mov.l r9, @-r0
+ mov.l r8, @-r0
+
+ mov r4, r0
+ /* We need 2 add instruction because oFPUL+4 >= 127. */
+ add #124,r0
+ add #(oFPUL+4-124),r0
+ sts.l fpul, @-r0
+ sts.l fpscr, @-r0
+ frchg
+ fmov.s fr15, @-r0
+ fmov.s fr14, @-r0
+ fmov.s fr13, @-r0
+ fmov.s fr12, @-r0
+ fmov.s fr11, @-r0
+ fmov.s fr10, @-r0
+ fmov.s fr9, @-r0
+ fmov.s fr8, @-r0
+ fmov.s fr7, @-r0
+ fmov.s fr6, @-r0
+ fmov.s fr5, @-r0
+ fmov.s fr4, @-r0
+ fmov.s fr3, @-r0
+ fmov.s fr2, @-r0
+ fmov.s fr1, @-r0
+ fmov.s fr0, @-r0
+ frchg
+ fmov.s fr15, @-r0
+ fmov.s fr14, @-r0
+ fmov.s fr13, @-r0
+ fmov.s fr12, @-r0
+ fmov.s fr11, @-r0
+ fmov.s fr10, @-r0
+ fmov.s fr9, @-r0
+ fmov.s fr8, @-r0
+ fmov.s fr7, @-r0
+ fmov.s fr6, @-r0
+ fmov.s fr5, @-r0
+ fmov.s fr4, @-r0
+ fmov.s fr3, @-r0
+ fmov.s fr2, @-r0
+ fmov.s fr1, @-r0
+ fmov.s fr0, @-r0
+
+ mov r5, r8
+
+ /* sigprocmask (SIG_SETMASK, &uc->uc_sigmask, &ouc->uc_sigmask). */
+ mov #oSIGMASK, r1
+ extu.b r1, r1
+ add r1, r5
+ mov r4, r6
+ add r1, r6
+ mov #SIG_SETMASK, r4
+ mov #+SYS_ify(sigprocmask), r3
+ trapa #0x13
+ mov r0, r1
+ mov #-12, r2
+ shad r2, r1
+ not r1, r1 // r1=0 means r0 = -1 to -4095
+ tst r1, r1 // i.e. error in linux
+ bf .Lswapcontext_restore
+.Lsyscall_error:
+ SYSCALL_ERROR_HANDLER
+.Lpseudo_end:
+ rts
+ nop
+.Lswapcontext_restore:
+ mov r8, r0
+ add #(oFR0),r0
+ fmov.s @r0+, fr0
+ fmov.s @r0+, fr1
+ fmov.s @r0+, fr2
+ fmov.s @r0+, fr3
+ fmov.s @r0+, fr4
+ fmov.s @r0+, fr5
+ fmov.s @r0+, fr6
+ fmov.s @r0+, fr7
+ fmov.s @r0+, fr8
+ fmov.s @r0+, fr9
+ fmov.s @r0+, fr10
+ fmov.s @r0+, fr11
+ fmov.s @r0+, fr12
+ fmov.s @r0+, fr13
+ fmov.s @r0+, fr14
+ fmov.s @r0+, fr15
+ frchg
+ fmov.s @r0+, fr0
+ fmov.s @r0+, fr1
+ fmov.s @r0+, fr2
+ fmov.s @r0+, fr3
+ fmov.s @r0+, fr4
+ fmov.s @r0+, fr5
+ fmov.s @r0+, fr6
+ fmov.s @r0+, fr7
+ fmov.s @r0+, fr8
+ fmov.s @r0+, fr9
+ fmov.s @r0+, fr10
+ fmov.s @r0+, fr11
+ fmov.s @r0+, fr12
+ fmov.s @r0+, fr13
+ fmov.s @r0+, fr14
+ fmov.s @r0+, fr15
+ frchg
+ lds.l @r0+, fpscr
+ lds.l @r0+, fpul
+
+ mov r8, r0
+ add #(oPC), r0
+ mov.l @r0+, r2
+ lds.l @r0+, pr
+
+ /* Restore T frag. */
+ mov.l @r0+, r1
+ shlr r1
+ /* Skip GBR which is used for thread pointer. */
+ add #4, r0
+
+ lds.l @r0+, mach
+ lds.l @r0+, macl
+
+ mov r8, r0
+ add #(oR9), r0
+ mov.l @r0+, r9
+ mov.l @r0+, r10
+ mov.l @r0+, r11
+ mov.l @r0+, r12
+ mov.l @r0+, r13
+ mov.l @r0+, r14
+ mov.l @r0+, r15
+
+ mov r8, r0
+ mov.l @(oR0,r0), r1
+ mov.l r1, @-r15
+ cfi_adjust_cfa_offset(4)
+ cfi_rel_offset (r1, 0)
+ mov.l r2, @-r15
+ cfi_adjust_cfa_offset(4)
+ cfi_rel_offset (r2, 0)
+
+ mov.l @(oR1,r0), r1
+ mov.l @(oR2,r0), r2
+ mov.l @(oR3,r0), r3
+ mov.l @(oR4,r0), r4
+ mov.l @(oR5,r0), r5
+ mov.l @(oR6,r0), r6
+ mov.l @(oR7,r0), r7
+ mov.l @(oR8,r0), r8
+ mov.l @r15+, r0
+ jmp @r0
+ mov.l @r15+, r0
+
+PSEUDO_END(__swapcontext)
+
+weak_alias (__swapcontext, swapcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sys/ucontext.h b/sysdeps/unix/sysv/linux/sh/sh4/sys/ucontext.h
index 78729c48f9..cd831a7a21 100644
--- a/sysdeps/unix/sysv/linux/sh/sys/ucontext.h
+++ b/sysdeps/unix/sysv/linux/sh/sh4/sys/ucontext.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
+/* Copyright (C) 1999, 2000, 2001, 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
@@ -87,13 +87,19 @@ typedef freg_t fpregset_t[NFPREG];
/* Context to describe whole processor state. */
typedef struct
{
+ unsigned int oldmask;
gregset_t gregs;
+ unsigned int pc;
+ unsigned int pr;
+ unsigned int sr;
+ unsigned int gbr;
+ unsigned int mach;
+ unsigned int macl;
fpregset_t fpregs;
fpregset_t xfpregs;
unsigned int fpscr;
unsigned int fpul;
- unsigned int macl;
- unsigned int mach;
+ unsigned int ownedfp;
} mcontext_t;
/* Userlevel context. */
diff --git a/sysdeps/unix/sysv/linux/sh/sh4/ucontext_i.sym b/sysdeps/unix/sysv/linux/sh/sh4/ucontext_i.sym
new file mode 100644
index 0000000000..65633fbcf4
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sh/sh4/ucontext_i.sym
@@ -0,0 +1,73 @@
+#include <stddef.h>
+#include <signal.h>
+#include <sys/ucontext.h>
+
+--
+
+SIG_BLOCK
+SIG_SETMASK
+
+#define ucontext(member) offsetof (ucontext_t, member)
+#define mcontext(member) ucontext (uc_mcontext.member)
+
+oLINK ucontext (uc_link)
+oSS_SP ucontext (uc_stack.ss_sp)
+oSS_SIZE ucontext (uc_stack.ss_size)
+oR0 mcontext (gregs[R0])
+oR1 mcontext (gregs[R1])
+oR2 mcontext (gregs[R2])
+oR3 mcontext (gregs[R3])
+oR4 mcontext (gregs[R4])
+oR5 mcontext (gregs[R5])
+oR6 mcontext (gregs[R6])
+oR7 mcontext (gregs[R7])
+oR8 mcontext (gregs[R8])
+oR9 mcontext (gregs[R9])
+oR10 mcontext (gregs[R10])
+oR11 mcontext (gregs[R11])
+oR12 mcontext (gregs[R12])
+oR13 mcontext (gregs[R13])
+oR14 mcontext (gregs[R14])
+oR15 mcontext (gregs[R15])
+oPC mcontext (pc)
+oPR mcontext (pr)
+oSR mcontext (sr)
+oGBR mcontext (gbr)
+oMACH mcontext (mach)
+oMACL mcontext (macl)
+oFR0 mcontext (fpregs[0])
+oFR1 mcontext (fpregs[1])
+oFR2 mcontext (fpregs[2])
+oFR3 mcontext (fpregs[3])
+oFR4 mcontext (fpregs[4])
+oFR5 mcontext (fpregs[5])
+oFR6 mcontext (fpregs[6])
+oFR7 mcontext (fpregs[7])
+oFR8 mcontext (fpregs[8])
+oFR9 mcontext (fpregs[9])
+oFR10 mcontext (fpregs[10])
+oFR11 mcontext (fpregs[11])
+oFR12 mcontext (fpregs[12])
+oFR13 mcontext (fpregs[13])
+oFR14 mcontext (fpregs[14])
+oFR15 mcontext (fpregs[15])
+oXFR0 mcontext (xfpregs[0])
+oXFR1 mcontext (xfpregs[1])
+oXFR2 mcontext (xfpregs[2])
+oXFR3 mcontext (xfpregs[3])
+oXFR4 mcontext (xfpregs[4])
+oXFR5 mcontext (xfpregs[5])
+oXFR6 mcontext (xfpregs[6])
+oXFR7 mcontext (xfpregs[7])
+oXFR8 mcontext (xfpregs[8])
+oXFR9 mcontext (xfpregs[9])
+oXFR10 mcontext (xfpregs[10])
+oXFR11 mcontext (xfpregs[11])
+oXFR12 mcontext (xfpregs[12])
+oXFR13 mcontext (xfpregs[13])
+oXFR14 mcontext (xfpregs[14])
+oXFR15 mcontext (xfpregs[15])
+oFPSCR mcontext (fpscr)
+oFPUL mcontext (fpul)
+oOWNEDFP mcontext (ownedfp)
+oSIGMASK ucontext (uc_sigmask)
diff --git a/sysdeps/unix/sysv/linux/sh/socket.S b/sysdeps/unix/sysv/linux/sh/socket.S
index f1369eb49b..c83b0f2601 100644
--- a/sysdeps/unix/sysv/linux/sh/socket.S
+++ b/sysdeps/unix/sysv/linux/sh/socket.S
@@ -1,4 +1,4 @@
-/* Copyright (C) 1999, 2000, 2003, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 1999, 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
@@ -33,7 +33,11 @@
The .S files for the other calls just #define socket and #include this. */
#ifndef __socket
+#ifndef NO_WEAK_ALIAS
#define __socket P(__,socket)
+#else
+#define __socket socket
+#endif
#endif
#define PUSHARGS_1 mov.l r4,@-r15; \
@@ -84,7 +88,6 @@
#endif
.globl __socket
- cfi_startproc
ENTRY (__socket)
/* This will not work in the case of a socket call being interrupted
by a signal. If the signal handler uses any stack the arguments
@@ -165,7 +168,6 @@ ENTRY (__socket)
bra .Lsyscall_error
nop
#endif
- cfi_endproc
.align 2
.L1:
@@ -173,4 +175,6 @@ ENTRY (__socket)
PSEUDO_END (__socket)
+#ifndef NO_WEAK_ALIAS
weak_alias (__socket, socket)
+#endif
diff --git a/sysdeps/unix/sysv/linux/sh/sysdep.S b/sysdeps/unix/sysv/linux/sh/sysdep.S
index 33fdc748b5..176d99aab7 100644
--- a/sysdeps/unix/sysv/linux/sh/sysdep.S
+++ b/sysdeps/unix/sysv/linux/sh/sysdep.S
@@ -1,4 +1,5 @@
-/* Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1996, 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
@@ -27,6 +28,7 @@
ENTRY (__syscall_error)
neg r4, r0
+ cfi_endproc
#define __syscall_error __syscall_error_1
#include <sysdeps/unix/sh/sysdep.S>
diff --git a/sysdeps/unix/sysv/linux/sh/sysdep.h b/sysdeps/unix/sysv/linux/sh/sysdep.h
index d56ec454f9..f0be37edc8 100644
--- a/sysdeps/unix/sysv/linux/sh/sysdep.h
+++ b/sysdeps/unix/sysv/linux/sh/sysdep.h
@@ -1,5 +1,5 @@
-/* Copyright (C) 1992,1993,1995,1996,1997,1998,1999,2000,2002,2003,2004
- Free Software Foundation, Inc.
+/* Copyright (C) 1992,1993,1995,1996,1997,1998,1999,2000,2002,2003,2004,
+ 2005,2006 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>, August 1995.
Changed by Kaz Kojima, <kkojima@rr.iij4u.or.jp>.
@@ -24,6 +24,7 @@
/* There is some commonality. */
#include <sysdeps/unix/sh/sysdep.h>
+#include <tls.h>
/* For Linux we can use the system call table in the header file
/usr/include/asm/unistd.h
@@ -104,7 +105,7 @@
mova 0f,r0; \
add r0,r12; \
mov.l 1f,r0; \
- mov.l r1,@(r0,r12)
+ mov.l r1,@(r0,r12); \
bra .Lpseudo_end; \
mov _IMM1,r0; \
.align 2; \
@@ -140,13 +141,22 @@
# define SYSCALL_ERROR_HANDLER \
neg r0,r1; \
mov.l r14,@-r15; \
+ cfi_adjust_cfa_offset (4); \
+ cfi_rel_offset (r14, 0); \
mov.l r12,@-r15; \
+ cfi_adjust_cfa_offset (4); \
+ cfi_rel_offset (r12, 0); \
mov.l r1,@-r15; \
+ cfi_adjust_cfa_offset (4); \
+ cfi_rel_offset (r1, 0); \
mov.l 0f,r12; \
mova 0f,r0; \
add r0,r12; \
sts.l pr,@-r15; \
+ cfi_adjust_cfa_offset (4); \
+ cfi_rel_offset (pr, 0); \
mov r15,r14; \
+ cfi_def_cfa_register (r14); \
mov.l 1f,r1; \
bsrf r1; \
nop; \
@@ -359,4 +369,23 @@
#endif /* __ASSEMBLER__ */
+/* Pointer mangling support. */
+#if defined NOT_IN_libc && defined IS_IN_rtld
+/* We cannot use the thread descriptor because in ld.so we use setjmp
+ earlier than the descriptor is initialized. Using a global variable
+ is too complicated here since we have no PC-relative addressing mode. */
+#else
+# ifdef __ASSEMBLER__
+# define PTR_MANGLE(reg, tmp) \
+ stc gbr,tmp; mov.l @(POINTER_GUARD,tmp),tmp; xor tmp,reg
+# define PTR_MANGLE2(reg, tmp) xor tmp,reg
+# define PTR_DEMANGLE(reg, tmp) PTR_MANGLE (reg, tmp)
+# define PTR_DEMANGLE2(reg, tmp) PTR_MANGLE2 (reg, tmp)
+# else
+# define PTR_MANGLE(var) \
+ (var) = (void *) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ())
+# define PTR_DEMANGLE(var) PTR_MANGLE (var)
+# endif
+#endif
+
#endif /* linux/sh/sysdep.h */