[dev.ssa] cmd/compile/internal/ssa/gen: implement OOR.

From compiling go there were 761 functions where OR was needed.

Change-Id: Ied8bf59cec50a3175273387bc7416bd042def6d8
Reviewed-on: https://go-review.googlesource.com/12766
Reviewed-by: Keith Randall <khr@golang.org>
Reviewed-by: Josh Bleecher Snyder <josharian@gmail.com>
diff --git a/src/cmd/compile/internal/ssa/gen/genericOps.go b/src/cmd/compile/internal/ssa/gen/genericOps.go
index 7326413..0459a2e 100644
--- a/src/cmd/compile/internal/ssa/gen/genericOps.go
+++ b/src/cmd/compile/internal/ssa/gen/genericOps.go
@@ -32,6 +32,11 @@
 	{name: "And32"},
 	{name: "And64"},
 
+	{name: "Or8"}, // arg0 | arg1
+	{name: "Or16"},
+	{name: "Or32"},
+	{name: "Or64"},
+
 	{name: "Lsh8"}, // arg0 << arg1
 	{name: "Lsh16"},
 	{name: "Lsh32"},