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Diffstat (limited to 'sysdeps/unix/sysv/linux/powerpc/powerpc32/____longjmp_chk.S')
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/powerpc32/____longjmp_chk.S76
1 files changed, 0 insertions, 76 deletions
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/____longjmp_chk.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/____longjmp_chk.S
deleted file mode 100644
index f61398c6b2..0000000000
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/____longjmp_chk.S
+++ /dev/null
@@ -1,76 +0,0 @@
-/* Copyright (C) 2009-2017 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 <rtld-global-offsets.h>
-
- .section .rodata.str1.4,"aMS",@progbits,1
- .align 2
-.LC0:
- .string "longjmp causes uninitialized stack frame"
- .text
-
-#define __longjmp_symbol ____longjmp_chk
-
-#ifdef PIC
-# define LOAD_ARG \
- SETUP_GOT_ACCESS(r3,got_label2); \
- addis r3,r3,_GLOBAL_OFFSET_TABLE_-got_label2@ha; \
- addi r3,r3,_GLOBAL_OFFSET_TABLE_-got_label2@l; \
- lwz r3,.LC0@got(r3)
-#else
-# define LOAD_ARG \
- lis r3,.LC0@ha; \
- la r3,.LC0@l(r3)
-#endif
-
-#define CHECK_SP(reg) \
- cmplw reg, r1; \
- bge+ .Lok; \
- mflr r0; \
- stwu r1,-32(r1); \
- cfi_remember_state; \
- cfi_adjust_cfa_offset (32); \
- stw r0,36(r1); \
- cfi_offset (lr, 4); \
- mr r31,r3; \
- mr r30,r4; \
- li r3,0; \
- addi r4,r1,8; \
- li r0,__NR_sigaltstack; \
- sc; \
- /* Without working sigaltstack we cannot perform the test. */ \
- bso .Lok2; \
- lwz r0,12(r1); \
- andi. r3,r0,1; \
- beq .Lfail; \
- lwz r0,16(r1); \
- lwz r3,8(r1); \
- add r3,r3,r0; \
- sub r3,r3,reg; \
- cmplw r3,r0; \
- bge+ .Lok2; \
-.Lfail: \
- LOAD_ARG; \
- bl HIDDEN_JUMPTARGET (__fortify_fail); \
-.Lok2: \
- mr r3,r31; \
- mr r4,r30; \
- cfi_restore_state; \
-.Lok:
-
-#include <__longjmp-common.S>