2 Copyright (C) 1997, 1998, 2005, 2006, 2009, 2010
3 Free Software Foundation, Inc.
4 This file is part of the GNU C Library.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library. If not, see
18 <http://www.gnu.org/licenses/>. */
23 #include <bits/setjmp.h>
24 #include <rtld-global-offsets.h>
26 /* __longjmp(jmpbuf, val) */
30 movs r0, r1 /* get the return value in place */
31 moveq r0, #1 /* can't let setjmp() return zero! */
34 ldr r4, [ip, #32] /* jmpbuf's sp */
38 LOADREGS(ia, ip!, {v1-v6, sl, fp, sp, lr})
52 ldr a3, Lrtld_local_ro
55 ldr a2, [a2, #RTLD_GLOBAL_RO_DL_HWCAP_OFFSET]
59 ldr a3, Lrtld_global_ro
62 ldr a2, [a2, #RTLD_GLOBAL_RO_DL_HWCAP_OFFSET]
69 tst a2, #HWCAP_ARM_VFP
72 /* Restore the VFP registers. */
73 /* Following instruction is vldmia ip!, {d8-d15}. */
74 ldc p11, cr8, [r12], #64
75 /* Restore the floating-point status register. */
77 /* Following instruction is fmxr fpscr, a3. */
78 mcr p10, 7, a3, cr1, cr0, 0
81 tst a2, #HWCAP_ARM_IWMMXT
84 /* Restore the call-preserved iWMMXt registers. */
85 /* Following instructions are wldrd wr10, [ip], #8 (etc.) */
86 ldcl p1, cr10, [r12], #8
87 ldcl p1, cr11, [r12], #8
88 ldcl p1, cr12, [r12], #8
89 ldcl p1, cr13, [r12], #8
90 ldcl p1, cr14, [r12], #8
91 ldcl p1, cr15, [r12], #8
97 1: .long _GLOBAL_OFFSET_TABLE_ - 0b - 8
99 .long C_SYMBOL_NAME(_rtld_local_ro)(GOTOFF)
102 1: .long _GLOBAL_OFFSET_TABLE_ - 0b - 8
104 .long C_SYMBOL_NAME(_rtld_global_ro)(GOT)
107 .long C_SYMBOL_NAME(_dl_hwcap)