Revert "Temporarily Revert "Add basic loop fusion pass.""

The reversion apparently deleted the test/Transforms directory.

Will be re-reverting again.

llvm-svn: 358552

1 files changed, 23 insertions, 0 deletions

diff --git a/llvm/test/Transforms/SCCP/apint-array.ll b/llvm/test/Transforms/SCCP/apint-array.ll
new file mode 100644
index 00000000000..eff6cc997e3
--- /dev/null
+++ b/llvm/test/Transforms/SCCP/apint-array.ll
@@ -0,0 +1,23 @@
+; RUN: opt < %s -sccp -S | grep "ret i101 12"
+
+@Y = constant [6 x i101] [ i101 12, i101 123456789000000, i101 -12,i101 
+-123456789000000, i101 0,i101 9123456789000000]
+
+define i101 @array()
+{
+Head:
+   %A = getelementptr [6 x i101], [6 x i101]* @Y, i32 0, i32 1
+
+   %B = load i101, i101* %A
+   %C = icmp sge i101 %B, 1
+   br i1 %C, label %True, label %False
+True:
+   %D = and i101 %B, 1
+   %E = trunc i101 %D to i32
+   %F = getelementptr [6 x i101], [6 x i101]* @Y, i32 0, i32 %E
+   %G = load i101, i101* %F
+   br label %False
+False:
+   %H = phi i101 [%G, %True], [-1, %Head]
+   ret i101 %H
+}