2 Copyright (C) 1997, 1998, 2005, 2006, 2008 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library. If not, see
17 <http://www.gnu.org/licenses/>. */
22 #include <bits/setjmp.h>
23 #include <rtld-global-offsets.h>
29 stmia ip!, {v1-v6, sl, fp, sp, lr}
31 /* Check if we have a VFP unit. */
34 ldr a4, Lrtld_local_ro
37 ldr a3, [a3, #RTLD_GLOBAL_RO_DL_HWCAP_OFFSET]
41 ldr a4, Lrtld_global_ro
44 ldr a3, [a3, #RTLD_GLOBAL_RO_DL_HWCAP_OFFSET]
51 tst a3, #HWCAP_ARM_VFP
54 /* Store the VFP registers.
55 Don't use VFP instructions directly because this code
56 is used in non-VFP multilibs. */
57 /* Following instruction is vstmia ip!, {d8-d15}. */
58 stc p11, cr8, [ip], #64
59 /* Store the floating-point status register. */
60 /* Following instruction is vmrs a4, fpscr. */
61 mrc p10, 7, a4, cr1, cr0, 0
65 tst a3, #HWCAP_ARM_IWMMXT
68 /* Save the call-preserved iWMMXt registers. */
69 /* Following instructions are wstrd wr10, [ip], #8 (etc.) */
70 stcl p1, cr10, [r12], #8
71 stcl p1, cr11, [r12], #8
72 stcl p1, cr12, [r12], #8
73 stcl p1, cr13, [r12], #8
74 stcl p1, cr14, [r12], #8
75 stcl p1, cr15, [r12], #8
78 /* Make a tail call to __sigjmp_save; it takes the same args. */
79 B PLTJMP(C_SYMBOL_NAME(__sigjmp_save))
82 1: .long _GLOBAL_OFFSET_TABLE_ - 0b - 8
84 .long C_SYMBOL_NAME(_rtld_local_ro)(GOTOFF)
87 1: .long _GLOBAL_OFFSET_TABLE_ - 0b - 8
89 .long C_SYMBOL_NAME(_rtld_global_ro)(GOT)
92 .long C_SYMBOL_NAME(_dl_hwcap)
98 hidden_def (__sigsetjmp)