diff --git a/lib/Target/PowerPC/README.txt b/lib/Target/PowerPC/README.txt
index 66726c1..2ae4088 100644
--- a/lib/Target/PowerPC/README.txt
+++ b/lib/Target/PowerPC/README.txt
@@ -4,6 +4,7 @@
 * gpr0 allocation
 * implement do-loop -> bdnz transform
 * Implement __builtin_trap (ISD::TRAP) as 'tw 31, 0, 0' aka 'trap'.
+* lmw/stmw pass a la arm load store optimizer for prolog/epilog
 
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