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authorCarlos O'Donell <carlos@systemhalted.org>2014-04-29 03:08:48 -0400
committerCarlos O'Donell <carlos@systemhalted.org>2014-04-29 04:20:39 -0400
commit5abebba403181de898bbea4ee1bcce5f088c663b (patch)
tree0c4a8eac85e1f2db87621b524bfcbdeb24c2c8f9 /sysdeps/hppa/bsd-setjmp.S
parent4e4a58f4ee45cea6f3083af8f12d3834bb999555 (diff)
downloadglibc-5abebba403181de898bbea4ee1bcce5f088c663b.tar.gz
Relocate hppa from ports to libc.
Diffstat (limited to 'sysdeps/hppa/bsd-setjmp.S')
-rw-r--r--sysdeps/hppa/bsd-setjmp.S35
1 files changed, 35 insertions, 0 deletions
diff --git a/sysdeps/hppa/bsd-setjmp.S b/sysdeps/hppa/bsd-setjmp.S
new file mode 100644
index 0000000000..dd776f4e1c
--- /dev/null
+++ b/sysdeps/hppa/bsd-setjmp.S
@@ -0,0 +1,35 @@
+/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. HPPA version.
+ Copyright (C) 2001-2014 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/>. */
+
+/* This just does a tail-call to `__sigsetjmp (ARG, 1)'.
+ We cannot do it in C because it must be a tail-call, so frame-unwinding
+ in setjmp doesn't clobber the state restored by longjmp. */
+
+ .text
+ .align 4
+ .globl setjmp
+ .export setjmp, code
+ .level 2.0
+ .proc
+ .callinfo
+ .import __sigsetjmp
+setjmp:
+ b __sigsetjmp
+ ldi 1, %r25
+
+ .procend