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48 lines
1 KiB
NASM
48 lines
1 KiB
NASM
; SPDX-FileCopyrightText: 2021 Connor McLaughlin <stenzek@gmail.com>
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; SPDX-License-Identifier: (GPL-3.0 OR CC-BY-NC-ND-4.0)
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#include "ksarm64.h"
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EXPORT fastjmp_set
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EXPORT fastjmp_jmp
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TEXTAREA
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; void fastjmp_set(fastjmp_buf*)
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LEAF_ENTRY fastjmp_set
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mov x16, sp
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stp x16, x30, [x0]
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stp x19, x20, [x0, #16]
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stp x21, x22, [x0, #32]
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stp x23, x24, [x0, #48]
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stp x25, x26, [x0, #64]
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stp x27, x28, [x0, #80]
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str x29, [x0, #96]
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stp d8, d9, [x0, #112]
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stp d10, d11, [x0, #128]
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stp d12, d13, [x0, #144]
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stp d14, d15, [x0, #160]
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mov w0, wzr
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br x30
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LEAF_END
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; void fastjmp_jmp(fastjmp_buf*, int)
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LEAF_ENTRY fastjmp_jmp
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ldp x16, x30, [x0]
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mov sp, x16
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ldp x19, x20, [x0, #16]
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ldp x21, x22, [x0, #32]
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ldp x23, x24, [x0, #48]
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ldp x25, x26, [x0, #64]
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ldp x27, x28, [x0, #80]
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ldr x29, [x0, #96]
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ldp d8, d9, [x0, #112]
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ldp d10, d11, [x0, #128]
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ldp d12, d13, [x0, #144]
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ldp d14, d15, [x0, #160]
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mov w0, w1
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br x30
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LEAF_END
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END
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