80 lines
1.7 KiB
ArmAsm
80 lines
1.7 KiB
ArmAsm
/* Copyright (c) 2020 C-SKY Microsystems All rights reserved.
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This copyrighted material is made available to anyone wishing to use,
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modify, copy, or redistribute it subject to the terms and conditions
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of the FreeBSD License. This program is distributed in the hope that
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it will be useful, but WITHOUT ANY WARRANTY expressed or implied,
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including the implied warranties of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. A copy of this license is available at
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http://www.opensource.org/licenses.
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*/
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.section .text
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.align 3
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.globl setjmp
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.type setjmp,@function
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.globl longjmp
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.type longjmp,@function
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setjmp:
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#if defined(__CK801__)
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stw r4, (r0, 0)
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stw r5, (r0, 4)
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stw r6, (r0, 8)
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stw r7, (r0, 12)
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stw r8, (r0, 16)
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stw r15, (r0, 20)
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stw sp, (r0, 24)
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#elif defined(__CK802__)
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stm r4-r11, (r0)
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stw r15, (r0, 32)
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stw sp, (r0, 36)
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#else
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stm r4-r11, (r0)
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stw r15, (r0, 32)
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stw r16, (r0, 36)
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stw r17, (r0, 40)
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stw r26, (r0, 44)
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stw r27, (r0, 48)
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stw r28, (r0, 52)
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stw r29, (r0, 56)
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stw r30, (r0, 60)
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stw r31, (r0, 64)
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stw sp, (r0, 68)
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#endif
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movi r0, 0
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rts
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longjmp:
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#if defined(__CK801__)
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ldw r4, (r0, 0)
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ldw r5, (r0, 4)
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ldw r6, (r0, 8)
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ldw r7, (r0, 12)
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ldw r8, (r0, 16)
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ldw r15, (r0, 20)
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ldw sp, (r0, 24)
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#elif defined(__CK802__)
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ldm r4-r11, (r0)
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ldw r15, (r0, 32)
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ldw sp, (r0, 36)
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#else
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ldm r4-r11, (r0)
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ldw r15, (r0, 32)
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ldw r16, (r0, 36)
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ldw r17, (r0, 40)
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ldw r26, (r0, 44)
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ldw r27, (r0, 48)
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ldw r28, (r0, 52)
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ldw r29, (r0, 56)
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ldw r30, (r0, 60)
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ldw r31, (r0, 64)
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ldw sp, (r0, 68)
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#endif
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mov r0, r1
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cmpnei r1, 0
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bt 1f
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movi r0, 1
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1: rts
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