1 /* Copyright (C) 2008, 2009, 2011 Free Software Foundation, Inc.
2 Contributed by Richard Henderson <rth@redhat.com>.
4 This file is part of the GNU Transactional Memory Library (libitm).
6 Libitm is free software; you can redistribute it and/or modify it
7 under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
11 Libitm is distributed in the hope that it will be useful, but WITHOUT ANY
12 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
13 FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16 Under Section 7 of GPL version 3, you are granted additional
17 permissions described in the GCC Runtime Library Exception, version
18 3.1, as published by the Free Software Foundation.
20 You should have received a copy of the GNU General Public License and
21 a copy of the GCC Runtime Library Exception along with this program;
22 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23 <http://www.gnu.org/licenses/>. */
28 #define CONCAT1(a, b) CONCAT2(a, b)
29 #define CONCAT2(a, b) a ## b
31 #ifdef __USER_LABEL_PREFIX__
32 # define SYM(x) CONCAT1 (__USER_LABEL_PREFIX__, x)
38 # define TYPE(x) .type SYM(x), @function
39 # define SIZE(x) .size SYM(x), . - SYM(x)
40 # ifdef HAVE_ATTRIBUTE_VISIBILITY
41 # define HIDDEN(x) .hidden SYM(x)
49 # define HIDDEN(x) .private_extern SYM(x)
58 .globl SYM(_ITM_beginTransaction)
60 SYM(_ITM_beginTransaction):
66 cfi_def_cfa_offset(80)
76 call SYM(GTM_begin_transaction)
83 cfi_def_cfa_offset(32)
90 #if defined HAVE_ATTRIBUTE_VISIBILITY || !defined __PIC__
91 call SYM(GTM_begin_transaction)
95 addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %ebx
96 call SYM(GTM_begin_transaction)@PLT
99 # error "Unsupported PIC sequence"
102 cfi_def_cfa_offset(4)
107 TYPE(_ITM_beginTransaction)
108 SIZE(_ITM_beginTransaction)
111 .globl SYM(GTM_longjmp)
126 cfi_register(%rip, %rdx)
137 cfi_register(%eip, %edx)
148 .section .note.GNU-stack, "", @progbits