Fix setjmp()/longjmp() to save FP registers on ARMv7.

Change-Id: I8ec684c8f8ca1ae58c8feb330b97d1e2b81caeef
diff --git a/libc/docs/CHANGES.TXT b/libc/docs/CHANGES.TXT
index 9080685..6159047 100644
--- a/libc/docs/CHANGES.TXT
+++ b/libc/docs/CHANGES.TXT
@@ -3,6 +3,8 @@
 
 Differences between current and Android 2.1:
 
+- Support FP register save/load in setjmp()/longjmp() on ARMv7 builds.
+
 - Add support for SH-4 CPU architecture !
 
 - __atomic_swap(): use LDREX/STREX CPU instructions on ARMv6 and higher.