diff options
Diffstat (limited to 'llvm/test/Transforms/LoopDeletion/dcetest.ll')
| -rw-r--r-- | llvm/test/Transforms/LoopDeletion/dcetest.ll | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/llvm/test/Transforms/LoopDeletion/dcetest.ll b/llvm/test/Transforms/LoopDeletion/dcetest.ll deleted file mode 100644 index f1e793de03d..00000000000 --- a/llvm/test/Transforms/LoopDeletion/dcetest.ll +++ /dev/null @@ -1,36 +0,0 @@ -; This is the test case taken from Appel's book that illustrates a hard case -; that SCCP gets right, and when followed by ADCE, is completely eliminated -; -; RUN: opt < %s -sccp -simplifycfg -indvars -loop-deletion -dce -simplifycfg -S | not grep br - -define i32 @"test function"(i32 %i0, i32 %j0) { -BB1: - br label %BB2 - -BB2: ; preds = %BB7, %BB1 - %j2 = phi i32 [ %j4, %BB7 ], [ 1, %BB1 ] ; <i32> [#uses=2] - %k2 = phi i32 [ %k4, %BB7 ], [ 0, %BB1 ] ; <i32> [#uses=4] - %kcond = icmp slt i32 %k2, 100 ; <i1> [#uses=1] - br i1 %kcond, label %BB3, label %BB4 - -BB3: ; preds = %BB2 - %jcond = icmp slt i32 %j2, 20 ; <i1> [#uses=1] - br i1 %jcond, label %BB5, label %BB6 - -BB4: ; preds = %BB2 - ret i32 %j2 - -BB5: ; preds = %BB3 - %k3 = add i32 %k2, 1 ; <i32> [#uses=1] - br label %BB7 - -BB6: ; preds = %BB3 - %k5 = add i32 %k2, 1 ; <i32> [#uses=1] - br label %BB7 - -BB7: ; preds = %BB6, %BB5 - %j4 = phi i32 [ 1, %BB5 ], [ %k2, %BB6 ] ; <i32> [#uses=1] - %k4 = phi i32 [ %k3, %BB5 ], [ %k5, %BB6 ] ; <i32> [#uses=1] - br label %BB2 -} - |
