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aarch64: move to C trampoline

arm_linker_fix
Ariadne Conill 2020-12-12 06:43:58 +00:00
parent afcca79d7b
commit 22b91690bc
3 changed files with 5 additions and 22 deletions
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3
arch/aarch64/defs.h
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@ -18,6 +18,9 @@
# define ESR_MAGIC 0x45535201 # define ESR_MAGIC 0x45535201
#endif #endif
#define FETCH_LINKPTR(dest) \
asm("mov x0, %0" : "=rm" ((dest)))
#include "common-defs.h" #include "common-defs.h"
#endif #endif

22
arch/aarch64/startcontext.S
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@ -1,22 +0,0 @@
/*
* Copyright (c) 2018 Ariadne Conill <ariadne@dereferenced.org>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* This software is provided 'as is' and without any warranty, express or
* implied. In no event shall the authors be liable for any damages arising
* from the use of this software.
*/
#include "defs.h"
FUNC(libucontext_trampoline)
/* get the proper context into position and test for NULL */
mov x0, x19
cbnz x0, libucontext_setcontext
/* something went wrong, exit */
b exit
END(libucontext_trampoline)

2
arch/aarch64/trampoline.c Normal file
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@ -0,0 +1,2 @@
#include "defs.h"
#include "common-trampoline.c"