| /* Copyright (C) 2014 Free Software Foundation, Inc. |
| Contributed by Richard Henderson <rth@redhat.com>. |
| |
| 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 |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include "asmcfi.h" |
| |
| .text |
| .align 2 |
| .global _ITM_beginTransaction |
| .type _ITM_beginTransaction, %function |
| |
| _ITM_beginTransaction: |
| cfi_startproc |
| mov x1, sp |
| stp x29, x30, [sp, -11*16]! |
| cfi_adjust_cfa_offset(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 |
| cfi_adjust_cfa_offset(-11*16) |
| cfi_restore(x29) |
| cfi_restore(x30) |
| ret |
| cfi_endproc |
| .size _ITM_beginTransaction, . - _ITM_beginTransaction |
| |
| .align 2 |
| .global GTM_longjmp |
| .hidden GTM_longjmp |
| .type GTM_longjmp, %function |
| |
| GTM_longjmp: |
| /* The first parameter becomes the return value (x0). |
| The third parameter is ignored for now. */ |
| cfi_startproc |
| 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 |
| cfi_endproc |
| .size GTM_longjmp, . - GTM_longjmp |
| |
| #ifdef __linux__ |
| .section .note.GNU-stack, "", %progbits |
| #endif |
