diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index fcfbfdccee9b674d6326ee8f2d10295afc0f906b..822ccfba9ffab63266327f2efc609b379c888879 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,4 @@
+
 2004-04-04  Roger Sayle  <roger@eyesopen.com>
 
 	* cse.c (cse_insn): Correct usage of simplify_replace_rtx when
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index ac3a49ad0aeb99d83fbcd124acb98988794cb03c..2a9779b5288003bedc7f302cd71bea69cc8b0188 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -7860,6 +7860,9 @@ Note that the EABI has a 32-bit and a 64-bit variant.  GCC normally
 generates 64-bit code when you select a 64-bit architecture, but you
 can use @option{-mgp32} to get 32-bit code instead.
 
+For information about the O64 ABI, see
+@w{@uref{http://gcc.gnu.org/projects/mipso64-abi.html}}.
+
 @item -mabicalls
 @itemx -mno-abicalls
 @opindex mabicalls