about summary refs log tree commit diff
path: root/sysdeps/sh/bits/setjmp.h
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/sh/bits/setjmp.h')
-rw-r--r--sysdeps/sh/bits/setjmp.h50
1 files changed, 50 insertions, 0 deletions
diff --git a/sysdeps/sh/bits/setjmp.h b/sysdeps/sh/bits/setjmp.h
new file mode 100644
index 0000000000..d5918f2ad0
--- /dev/null
+++ b/sysdeps/sh/bits/setjmp.h
@@ -0,0 +1,50 @@
+/* Copyright (C) 1999, 2000 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 Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+/* Define the machine-dependent type `jmp_buf'.  SH version. */
+
+#ifndef _SETJMP_H
+# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead."
+#endif
+
+#ifndef _ASM
+typedef struct
+  {
+    /* Callee-saved registers r8 through r15.  */
+    int __regs[8];
+
+    /* Program counter.  */
+    void * __pc;
+
+    /* The global pointer.  */
+    void * __gbr;
+
+    /* Floating point status register.  */
+    int __fpscr;
+
+    /* Callee-saved floating point registers fr12 through fr15.  */
+    int __fpregs[4];
+  } __jmp_buf[1];
+#endif
+
+#define JB_SIZE		(4 * 15)
+
+/* Test if longjmp to JMPBUF would unwind the frame
+   containing a local variable at ADDRESS.  */
+#define _JMPBUF_UNWINDS(jmpbuf, address) \
+  ((void *) (address) < &(jmpbuf)[0].__regs[7])