102 lines
3.0 KiB
ArmAsm
102 lines
3.0 KiB
ArmAsm
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/* $NetBSD: _context_u.S,v 1.2 2003/01/18 10:34:18 thorpej Exp $ */
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/*-
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* Copyright (c) 2001 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Nathan J. Williams.
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <machine/asm.h>
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#include "assym.h"
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#define FPSAVE(reg) fnsave UC_FPREGS(reg)
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#define FPLOAD(reg) frstor UC_FPREGS(reg)
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#include "_getsetc.S"
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ENTRY(_getcontext_u_s87)
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movl 4(%esp), %ecx
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movl 0(%esp), %edx
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GETC
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movl %esp, %eax
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addl $4, %eax
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movl %eax, (UC_REGS + _REG_UESP * 4)(%ecx)
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xorl %eax, %eax
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ret
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ENTRY(_setcontext_u_s87)
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movl 4(%esp), %ecx
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SETC
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ENTRY(_swapcontext_u_s87)
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movl 4(%esp), %ecx
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movl 0(%esp), %edx
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GETC
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movl %esp, %eax
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addl $4, %eax
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movl %eax, (UC_REGS + _REG_UESP * 4)(%ecx)
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movl 8(%esp), %ecx
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SETC
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#undef FPSAVE
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#undef FPLOAD
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#define FPSAVE(reg) fxsave UC_FXSAVEREGS(reg)
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#define FPLOAD(reg) fxrstor UC_FXSAVEREGS(reg)
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#include "_getsetc.S"
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ENTRY(_getcontext_u_xmm)
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movl 4(%esp), %ecx
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movl 0(%esp), %edx
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GETC
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movl %esp, %eax
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addl $4, %eax
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movl %eax, (UC_REGS + _REG_UESP * 4)(%ecx)
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xorl %eax, %eax
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ret
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ENTRY(_setcontext_u_xmm)
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movl 4(%esp), %ecx
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SETC
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ENTRY(_swapcontext_u_xmm)
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movl 4(%esp), %ecx
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movl 0(%esp), %edx
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GETC
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movl %esp, %eax
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addl $4, %eax
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movl %eax, (UC_REGS + _REG_UESP * 4)(%ecx)
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movl 8(%esp), %ecx
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SETC
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