Both of these functions should turn into cmpbge instructions, even though
the second has an and of 254 not 255.
llvm-svn: 30870
diff --git a/llvm/test/Regression/CodeGen/Alpha/cmpbge.ll b/llvm/test/Regression/CodeGen/Alpha/cmpbge.ll
new file mode 100644
index 0000000..50f00bf
--- /dev/null
+++ b/llvm/test/Regression/CodeGen/Alpha/cmpbge.ll
@@ -0,0 +1,16 @@
+; RUN: llvm-as < %s | llc -march=alpha | grep cmpbge | wc -l | grep 2
+
+bool %test1(ulong %A, ulong %B) {
+ %C = and ulong %A, 255
+ %D = and ulong %B, 255
+ %E = setge ulong %C, %D
+ ret bool %E
+}
+
+bool %test2(ulong %a, ulong %B) {
+ %A = shl ulong %a, ubyte 1
+ %C = and ulong %A, 254
+ %D = and ulong %B, 255
+ %E = setge ulong %C, %D
+ ret bool %E
+}