acrn-kernel/arch/ppc64/xmon/setjmp.S

74 lines
1.5 KiB
ArmAsm

/*
* Copyright (C) 1996 Paul Mackerras.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*
* NOTE: assert(sizeof(buf) > 184)
*/
#include <asm/processor.h>
#include <asm/ppc_asm.h>
_GLOBAL(xmon_setjmp)
mflr r0
std r0,0(r3)
std r1,8(r3)
std r2,16(r3)
mfcr r0
std r0,24(r3)
std r13,32(r3)
std r14,40(r3)
std r15,48(r3)
std r16,56(r3)
std r17,64(r3)
std r18,72(r3)
std r19,80(r3)
std r20,88(r3)
std r21,96(r3)
std r22,104(r3)
std r23,112(r3)
std r24,120(r3)
std r25,128(r3)
std r26,136(r3)
std r27,144(r3)
std r28,152(r3)
std r29,160(r3)
std r30,168(r3)
std r31,176(r3)
li r3,0
blr
_GLOBAL(xmon_longjmp)
cmpdi r4,0
bne 1f
li r4,1
1: ld r13,32(r3)
ld r14,40(r3)
ld r15,48(r3)
ld r16,56(r3)
ld r17,64(r3)
ld r18,72(r3)
ld r19,80(r3)
ld r20,88(r3)
ld r21,96(r3)
ld r22,104(r3)
ld r23,112(r3)
ld r24,120(r3)
ld r25,128(r3)
ld r26,136(r3)
ld r27,144(r3)
ld r28,152(r3)
ld r29,160(r3)
ld r30,168(r3)
ld r31,176(r3)
ld r0,24(r3)
mtcrf 56,r0
ld r0,0(r3)
ld r1,8(r3)
ld r2,16(r3)
mtlr r0
mr r3,r4
blr