From: Ulrich Drepper <drepper@redhat.com>
Date: Mon, 1 Jun 1998 13:39:22 +0000 (+0000)
Subject: (__jmp_buf): Remove floating-point support.
X-Git-Tag: glibc-2.16-ports-before-merge~3219
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=6f43b7998943291465d222ec4e64ba1983282375;p=thirdparty%2Fglibc.git

(__jmp_buf): Remove floating-point support.
(_JMPBUF_UNWINDS): Added.
---

diff --git a/sysdeps/arm/bits/setjmp.h b/sysdeps/arm/bits/setjmp.h
index ea25a9ba873..6d8737970b8 100644
--- a/sysdeps/arm/bits/setjmp.h
+++ b/sysdeps/arm/bits/setjmp.h
@@ -23,10 +23,14 @@
 #endif
 
 #ifndef _ASM
-/* Jump buffer contains v1-v6, sl, fp, sp, pc and (f4-f7) if we do FP. */
-# if __ARM_USES_FP
-typedef int __jmp_buf[22];
-# else
+/* Jump buffer contains v1-v6, sl, fp, sp and pc.  Other registers are not
+   saved.  */
 typedef int __jmp_buf[10];
-# endif
 #endif
+
+#define __JMP_BUF_SP		8
+
+/* Test if longjmp to JMPBUF would unwind the frame
+   containing a local variable at ADDRESS.  */
+#define _JMPBUF_UNWINDS(jmpbuf, address) \
+  ((void *) (address) < (void *) (jmpbuf[__JMP_BUF_SP]))