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/*-
* Copyright (c) 2001 Jake Burkholder.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
*/
#include <machine/asm.h>
__FBSDID("$FreeBSD$");
.register %g2, #ignore
.register %g3, #ignore
.register %g6, #ignore
.register %g7, #ignore
#include <machine/tstate.h>
#include <machine/utrap.h>
#include "assym.s"
ENTRY(__sparc_utrap_gen)
sub %sp, UF_SIZEOF, %sp
stx %o0, [%sp + SPOFF + CCFSZ + UF_TYPE]
stx %o3, [%sp + SPOFF + CCFSZ + UF_TAR]
stx %o4, [%sp + SPOFF + CCFSZ + UF_SFAR]
stx %o5, [%sp + SPOFF + CCFSZ + UF_SFSR]
stx %l4, [%sp + SPOFF + CCFSZ + UF_FSR]
stx %l5, [%sp + SPOFF + CCFSZ + UF_STATE]
stx %l6, [%sp + SPOFF + CCFSZ + UF_PC]
stx %l7, [%sp + SPOFF + CCFSZ + UF_NPC]
stx %g1, [%sp + SPOFF + CCFSZ + UF_G1]
stx %g2, [%sp + SPOFF + CCFSZ + UF_G2]
stx %g3, [%sp + SPOFF + CCFSZ + UF_G3]
stx %g4, [%sp + SPOFF + CCFSZ + UF_G4]
stx %g5, [%sp + SPOFF + CCFSZ + UF_G5]
stx %g6, [%sp + SPOFF + CCFSZ + UF_G6]
stx %g7, [%sp + SPOFF + CCFSZ + UF_G7]
stx %i0, [%sp + SPOFF + CCFSZ + UF_O0]
stx %i1, [%sp + SPOFF + CCFSZ + UF_O1]
stx %i2, [%sp + SPOFF + CCFSZ + UF_O2]
stx %i3, [%sp + SPOFF + CCFSZ + UF_O3]
stx %i4, [%sp + SPOFF + CCFSZ + UF_O4]
stx %i5, [%sp + SPOFF + CCFSZ + UF_O5]
stx %i6, [%sp + SPOFF + CCFSZ + UF_O6]
stx %i7, [%sp + SPOFF + CCFSZ + UF_O7]
rd %y, %l6
call __sparc_utrap
add %sp, SPOFF + CCFSZ, %o0
wr %l6, 0, %y
ldx [%sp + SPOFF + CCFSZ + UF_G1], %g1
ldx [%sp + SPOFF + CCFSZ + UF_G2], %g2
ldx [%sp + SPOFF + CCFSZ + UF_G3], %g3
ldx [%sp + SPOFF + CCFSZ + UF_G4], %g4
ldx [%sp + SPOFF + CCFSZ + UF_G5], %g5
ldx [%sp + SPOFF + CCFSZ + UF_G6], %g6
ldx [%sp + SPOFF + CCFSZ + UF_G7], %g7
ldx [%sp + SPOFF + CCFSZ + UF_O0], %i0
ldx [%sp + SPOFF + CCFSZ + UF_O1], %i1
ldx [%sp + SPOFF + CCFSZ + UF_O2], %i2
ldx [%sp + SPOFF + CCFSZ + UF_O3], %i3
ldx [%sp + SPOFF + CCFSZ + UF_O4], %i4
ldx [%sp + SPOFF + CCFSZ + UF_O5], %i5
ldx [%sp + SPOFF + CCFSZ + UF_O6], %i6
ldx [%sp + SPOFF + CCFSZ + UF_O7], %i7
ldx [%sp + SPOFF + CCFSZ + UF_STATE], %l5
! Restore %asi and %ccr from the passed tstate
srlx %l5, TSTATE_CCR_SHIFT, %l4
and %l4, CCR_MASK, %l4
wr %l4, 0, %ccr
srlx %l5, TSTATE_ASI_SHIFT, %l4
and %l4, ASI_MASK, %l4
wr %l4, 0, %asi
ldx [%sp + SPOFF + CCFSZ + UF_PC], %l6
ldx [%sp + SPOFF + CCFSZ + UF_NPC], %l7
jmpl %l6, %g0
return %l7
END(__sparc_utrap_gen)
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