New testcase that is important for the Java FE

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14085 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/InstCombine/JavaCompare.ll b/test/Transforms/InstCombine/JavaCompare.ll
new file mode 100644 (file)
index 0000000..30208f5
--- /dev/null
+++ b/test/Transforms/InstCombine/JavaCompare.ll
@@ -0,0 +1,14 @@
+; This is the sequence of stuff that the Java front-end expands for a single 
+; <= comparison.  Check to make sure we turn it into a <= (only)
+
+; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep -v setle | not grep '#uses'
+
+bool %le(int %A, int %B) {
+        %c1 = setgt int %A, %B;
+        %tmp = select bool %c1, int 1, int 0;
+        %c2 = setlt int %A, %B;
+        %result = select bool %c2, int -1, int %tmp;
+        %c3 = setle int %result, 0;
+        ret bool %c3;
+}
+