[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/libc/glibc/glibc-2.22/sysdeps/arm/setjmp.S b/ap/libc/glibc/glibc-2.22/sysdeps/arm/setjmp.S
new file mode 100644
index 0000000..e44beb4
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.22/sysdeps/arm/setjmp.S
@@ -0,0 +1,113 @@
+/* setjmp for ARM.
+ Copyright (C) 1997-2015 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library. If not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <sysdep.h>
+#include <stap-probe.h>
+#include <bits/setjmp.h>
+#include <rtld-global-offsets.h>
+#include <arm-features.h>
+
+ENTRY (__sigsetjmp)
+#ifdef PTR_MANGLE
+ PTR_MANGLE_LOAD (a3, ip)
+#endif
+ mov ip, r0
+
+ /* setjmp probe expects sigsetjmp first argument (4@r0), second
+ argument (-4@r1), and target address (4@r14), respectively. */
+ LIBC_PROBE (setjmp, 3, 4@r0, -4@r1, 4@r14)
+
+ /* Save sp and lr */
+#ifdef PTR_MANGLE
+ mov a4, sp
+ PTR_MANGLE2 (a4, a4, a3)
+ sfi_breg ip, \
+ str a4, [\B], #4
+ PTR_MANGLE2 (a4, lr, a3)
+ sfi_breg ip, \
+ str a4, [\B], #4
+#else
+ sfi_breg ip, \
+ str sp, [\B], #4
+ sfi_breg ip, \
+ str lr, [\B], #4
+#endif
+ /* Save registers */
+ sfi_breg ip, \
+ stmia \B!, JMP_BUF_REGLIST
+
+#if !defined ARM_ASSUME_NO_IWMMXT || defined __SOFTFP__
+# define NEED_HWCAP 1
+#endif
+
+#ifdef NEED_HWCAP
+ /* Check if we have a VFP unit. */
+# if IS_IN (rtld)
+ LDST_PCREL (ldr, a3, a4, \
+ C_SYMBOL_NAME(_rtld_local_ro) \
+ + RTLD_GLOBAL_RO_DL_HWCAP_OFFSET)
+# else
+# ifdef PIC
+ LDR_GLOBAL (a3, a4, C_SYMBOL_NAME(_rtld_global_ro), \
+ RTLD_GLOBAL_RO_DL_HWCAP_OFFSET)
+# else
+ LDR_GLOBAL (a3, a4, C_SYMBOL_NAME(_dl_hwcap), 0)
+# endif
+# endif
+#endif
+
+#ifdef __SOFTFP__
+ tst a3, #HWCAP_ARM_VFP
+ beq .Lno_vfp
+#endif
+
+ /* Store the VFP registers.
+ Don't use VFP instructions directly because this code
+ is used in non-VFP multilibs. */
+ /* Following instruction is vstmia ip!, {d8-d15}. */
+ sfi_breg ip, \
+ stc p11, cr8, [\B], #64
+.Lno_vfp:
+
+#ifndef ARM_ASSUME_NO_IWMMXT
+ tst a3, #HWCAP_ARM_IWMMXT
+ beq .Lno_iwmmxt
+
+ /* Save the call-preserved iWMMXt registers. */
+ /* Following instructions are wstrd wr10, [ip], #8 (etc.) */
+ sfi_breg r12, \
+ stcl p1, cr10, [\B], #8
+ sfi_breg r12, \
+ stcl p1, cr11, [\B], #8
+ sfi_breg r12, \
+ stcl p1, cr12, [\B], #8
+ sfi_breg r12, \
+ stcl p1, cr13, [\B], #8
+ sfi_breg r12, \
+ stcl p1, cr14, [\B], #8
+ sfi_breg r12, \
+ stcl p1, cr15, [\B], #8
+.Lno_iwmmxt:
+#endif
+
+ /* Make a tail call to __sigjmp_save; it takes the same args. */
+ B PLTJMP(C_SYMBOL_NAME(__sigjmp_save))
+
+END (__sigsetjmp)
+
+hidden_def (__sigsetjmp)