| ; This testcase was extracted from the gzip SPEC benchmark |
| ; |
| ; RUN: llvm-as < %s | opt -adce |
| |
| %bk = external global uint ; <uint*> [#uses=2] |
| %hufts = external global uint ; <uint*> [#uses=1] |
| |
| implementation ; Functions: |
| |
| int %inflate() { |
| bb0: ;[#uses=1] |
| br label %bb2 |
| |
| bb2: ;[#uses=2] |
| %reg128 = phi uint [ %reg130, %bb6 ], [ 0, %bb0 ] ; <uint> [#uses=2] |
| br bool true, label %bb4, label %bb3 |
| |
| bb3: ;[#uses=2] |
| br label %UnifiedExitNode |
| |
| bb4: ;[#uses=2] |
| %reg117 = load uint* %hufts ; <uint> [#uses=2] |
| %cond241 = setle uint %reg117, %reg128 ; <bool> [#uses=1] |
| br bool %cond241, label %bb6, label %bb5 |
| |
| bb5: ;[#uses=2] |
| br label %bb6 |
| |
| bb6: ;[#uses=3] |
| %reg130 = phi uint [ %reg117, %bb5 ], [ %reg128, %bb4 ] ; <uint> [#uses=1] |
| br bool false, label %bb2, label %bb7 |
| |
| bb7: ;[#uses=1] |
| %reg126 = load uint* %bk ; <uint> [#uses=1] |
| %cond247 = setle uint %reg126, 7 ; <bool> [#uses=1] |
| br bool %cond247, label %bb9, label %bb8 |
| |
| bb8: ;[#uses=2] |
| %reg119 = load uint* %bk ; <uint> [#uses=1] |
| %cond256 = setgt uint %reg119, 7 ; <bool> [#uses=1] |
| br bool %cond256, label %bb8, label %bb9 |
| |
| bb9: ;[#uses=3] |
| br label %UnifiedExitNode |
| |
| UnifiedExitNode: ;[#uses=2] |
| %UnifiedRetVal = phi int [ 7, %bb3 ], [ 0, %bb9 ] ; <int> [#uses=1] |
| ret int %UnifiedRetVal |
| } |