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ef114eafbf
2014-02-17 David Holsgrove <david.holsgrove@xilinx.com> * sysdeps/microblaze: Move directory from ports/sysdeps/microblaze. * sysdeps/unix/sysv/linux/microblaze: Move directory from ports/sysdeps/unix/sysv/linux/microblaze. * README: Add missing listing for microblaze*-*-linux-gnu. Signed-off-by: David Holsgrove <david.holsgrove@xilinx.com>
51 lines
1.3 KiB
ArmAsm
51 lines
1.3 KiB
ArmAsm
/* Copyright (C) 2009-2014 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation; either version 2.1 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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#define EINVAL 22
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.text
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ENTRY (__mmap)
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addik r3,r0,-EINVAL
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andi r4,r10,0xfff
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bnei r4,L(skip)
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addik r12,r0,SYS_ify(mmap2)
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sra r10,r10
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sra r10,r10
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sra r10,r10
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sra r10,r10
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sra r10,r10
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sra r10,r10
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sra r10,r10
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sra r10,r10
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sra r10,r10
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sra r10,r10
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sra r10,r10
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sra r10,r10 ; /* mmap2 takes the offset in pages. */
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brki r14,8
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nop
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L(skip):
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addik r4,r0,-4095
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cmpu r4,r4,r3
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bgei r4,SYSCALL_ERROR_LABEL
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rtsd r15,8
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nop
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PSEUDO_END (__mmap)
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weak_alias (__mmap, mmap)
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