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-rw-r--r--sysdeps/unix/sysv/linux/ia64/____longjmp_chk.S48
1 files changed, 48 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/ia64/____longjmp_chk.S b/sysdeps/unix/sysv/linux/ia64/____longjmp_chk.S
new file mode 100644
index 0000000..e097c22
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/ia64/____longjmp_chk.S
@@ -0,0 +1,48 @@
+/* Copyright (C) 2009 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+ .section .rodata.str1.8,"aMS",@progbits,1
+ .align 8
+.LC0:
+ .string "longjmp causes uninitialized stack frame"
+
+ .section .sdata,"aws",@progbits
+ .align 8
+ .type longjmp_msg,@object
+longjmp_msg:
+ data8 .LC0
+ .size longjmp_msg, .-longjmp_msg
+
+#define __longjmp ____longjmp_chk
+
+#ifdef PIC
+# define CALL_FAIL __GI___fortify_fail
+#else
+# define CALL_FAIL __fortify_fail
+#endif
+
+#define CHECK_RSP(reg) \
+ cmp.ltu p0, p8 = reg, r12; \
+(p8) br.cond.dpnt .Lok;; \
+ addl r28 = @ltoffx(longjmp_msg#), r1;; \
+ ld8.mov r28 = [r28], longjmp_msg#;; \
+ ld8 out0 = [r28]; \
+ br.call.sptk.many b0 = CALL_FAIL#;; \
+.Lok:
+
+#include "__longjmp.S"