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/* Copyright (C) 2014-2018 Free Software Foundation, Inc.
Contributed by Richard Henderson <>.
This file is part of the GNU Transactional Memory Library (libitm).
Libitm 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 3 of the License, or
(at your option) any later version.
Libitm is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<>. */
#include "asmcfi.h"
.align 2
.global _ITM_beginTransaction
.type _ITM_beginTransaction, %function
mov x1, sp
stp x29, x30, [sp, -11*16]!
cfi_rel_offset(x29, 0)
cfi_rel_offset(x30, 8)
mov x29, sp
stp x19, x20, [sp, 1*16]
stp x21, x22, [sp, 2*16]
stp x23, x24, [sp, 3*16]
stp x25, x26, [sp, 4*16]
stp x27, x28, [sp, 5*16]
stp d8, d9, [sp, 6*16]
stp d10, d11, [sp, 7*16]
stp d12, d13, [sp, 8*16]
stp d14, d15, [sp, 9*16]
str x1, [sp, 10*16]
/* Invoke GTM_begin_transaction with the struct we just built. */
mov x1, sp
bl GTM_begin_transaction
/* Return; we don't need to restore any of the call-saved regs. */
ldp x29, x30, [sp], 11*16
.size _ITM_beginTransaction, . - _ITM_beginTransaction
.align 2
.global GTM_longjmp
.hidden GTM_longjmp
.type GTM_longjmp, %function
/* The first parameter becomes the return value (x0).
The third parameter is ignored for now. */
ldp x19, x20, [x1, 1*16]
ldp x21, x22, [x1, 2*16]
ldp x23, x24, [x1, 3*16]
ldp x25, x26, [x1, 4*16]
ldp x27, x28, [x1, 5*16]
ldp d8, d9, [x1, 6*16]
ldp d10, d11, [x1, 7*16]
ldp d12, d13, [x1, 8*16]
ldp d14, d15, [x1, 9*16]
ldr x3, [x1, 10*16]
ldp x29, x30, [x1]
cfi_def_cfa(x1, 0)
mov sp, x3
br x30
.size GTM_longjmp, . - GTM_longjmp
#ifdef __linux__
.section .note.GNU-stack, "", %progbits