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Update.

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2003-01-05  Kaz Kojima  <kkojima@rr.iij4u.or.jp>

	* sysdeps/unix/sysv/linux/sh/clone.S (__clone): Use
	SYSCALL_ERROR_HANDLER.
	* sysdeps/unix/sysv/linux/sh/pipe.S (__libc_pipe): Likewise.
	* sysdeps/unix/sysv/linux/sh/socket.S (__socket): Likewise.
	Add support for cancellation handling.
	* sysdeps/unix/sysv/linux/sh/syscall.S (__syscall): Use
	SYSCALL_ERROR_HANDLER.
	* sysdeps/unix/sysv/linux/sh/vfork.S (__vfork): Likewise.
	* sysdeps/unix/sysv/linux/sh/sysdep.h (PSEUDO): Likewise.
	Add support for cancellation handling.
	(SYSCALL_ERROR_HANDLER): Define PIC variants.
This commit is contained in:
Ulrich Drepper
2003-01-05 11:26:28 +00:00
parent bdee30cfe4
commit bbd1745596
10 changed files with 223 additions and 225 deletions
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32
sysdeps/unix/sysv/linux/sh/syscall.S
View File

@ -1,4 +1,4 @@
/* Copyright (C) 2000 Free Software Foundation, Inc.
/* Copyright (C) 2000, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -33,36 +33,12 @@ ENTRY (__syscall)
shad r2, r1
not r1, r1 // r1=0 means r0 = -1 to -4095
tst r1, r1 // i.e. error in linux
bf 1f
mov.l .L2, r1
#ifdef SHARED
mov r0, r4
mov.l r12, @-r15
sts.l pr, @-r15
mov.l 0f, r12
mova 0f, r0
add r0, r12
mova .L2, r0
add r0, r1
jsr @r1
nop
lds.l @r15+, pr
rts
mov.l @r15+, r12
.align 2
0:
.long _GLOBAL_OFFSET_TABLE_
#else
jmp @r1
mov r0, r4
#endif
1:
bf .Lpseudo_end
SYSCALL_ERROR_HANDLER
.Lpseudo_end:
rts
nop
.align 2
.L2:
.long PLTJMP(C_SYMBOL_NAME(__syscall_error))
PSEUDO_END (__syscall)
weak_alias (__syscall, syscall)