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d99a015343
Authored by: Chris Williamson <chris.williamson@delphix.com> Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: John Kennedy <john.kennedy@delphix.com> Reviewed by: Dan Kimmel <dan.kimmel@delphix.com> Approved by: Garrett D'Amore <garrett@damore.org> Ported-by: Don Brady <don.brady@delphix.com> Ported-by: John Kennedy <john.kennedy@delphix.com> OpenZFS-issue: https://www.illumos.org/issues/7431 OpenZFS-commit: https://github.com/openzfs/openzfs/commit/dfc11533 Porting Notes: * The CLI long option arguments for '-t' and '-m' don't parse on linux * Switched from kmem_alloc to vmem_alloc in zcp_lua_alloc * Lua implementation is built as its own module (zlua.ko) * Lua headers consumed directly by zfs code moved to 'include/sys/lua/' * There is no native setjmp/longjump available in stock Linux kernel. Brought over implementations from illumos and FreeBSD * The get_temporary_prop() was adapted due to VFS platform differences * Use of inline functions in lua parser to reduce stack usage per C call * Skip some ZFS Test Suite ZCP tests on sparc64 to avoid stack overflow
106 lines
2.9 KiB
ArmAsm
106 lines
2.9 KiB
ArmAsm
/*
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This software was developed by the Computer Systems Engineering group
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* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
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* contributed to Berkeley.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Header: _setjmp.s,v 1.1 91/07/06 16:45:53 torek Exp
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*/
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#if defined(LIBC_SCCS) && !defined(lint)
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#if 0
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.asciz "@(#)_setjmp.s 8.1 (Berkeley) 6/4/93"
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#else
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RCSID("$NetBSD: _setjmp.S,v 1.4 1998/10/08 02:27:59 eeh Exp $")
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#endif
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#endif /* LIBC_SCCS and not lint */
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#define _JB_FP 0x0
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#define _JB_PC 0x8
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#define _JB_SP 0x10
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.register %g2,#ignore
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.register %g3,#ignore
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#define ENTRY(x) \
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.text ; \
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.align 32 ; \
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.globl x ; \
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.type x,@function ; \
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x:
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#define END(x) \
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.size x, . - x
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/*
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* C library -- setjmp, longjmp
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*
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* longjmp(a,v)
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* will generate a "return(v?v:1)" from
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* the last call to
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* setjmp(a)
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* by restoring the previous context.
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*/
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ENTRY(setjmp)
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stx %sp, [%o0 + _JB_SP]
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stx %o7, [%o0 + _JB_PC]
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stx %fp, [%o0 + _JB_FP]
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retl
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clr %o0
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END(setjmp)
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ENTRY(longjmp)
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mov 1, %g1
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movrnz %o1, %o1, %g1
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mov %o0, %g2
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ldx [%g2 + _JB_FP], %g3
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1: cmp %fp, %g3
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bl,a 1b
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restore
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be,a 2f
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ldx [%g2 + _JB_SP], %o0
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.Lbotch:
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illtrap
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2: cmp %o0, %sp
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bge,a 3f
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mov %o0, %sp
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b,a .Lbotch
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nop
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3: ldx [%g2 + _JB_PC], %o7
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retl
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mov %g1, %o0
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END(longjmp)
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#ifdef __ELF__
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.section .note.GNU-stack,"",%progbits
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#endif
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