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