HelenOS sources

root/kernel/arch/sparc64/include/arch/trap/trap_table.S

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/*
 * Copyright (c) 2005 Jakub Jermar
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/** @addtogroup kernel_sparc64_interrupt
 * @{
 */
/** @file
 */

.macro SAVE_GLOBALS
        mov %g1, %l1
        mov %g2, %l2
        mov %g3, %l3
        mov %g4, %l4
        mov %g5, %l5
        mov %g6, %l6
        mov %g7, %l7
.endm

.macro RESTORE_GLOBALS
        mov %l1, %g1
        mov %l2, %g2
        mov %l3, %g3
        mov %l4, %g4
        mov %l5, %g5
        mov %l6, %g6
        mov %l7, %g7
.endm

.macro PREEMPTIBLE_HANDLER f
        sethi %hi(\f), %g1
        ba %xcc, preemptible_handler
        or %g1, %lo(\f), %g1
.endm

/** @}
 */

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