diff options
Diffstat (limited to 'llvm/test/Transforms/LoopSimplify/phi-node-simplify.ll')
| -rw-r--r-- | llvm/test/Transforms/LoopSimplify/phi-node-simplify.ll | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/llvm/test/Transforms/LoopSimplify/phi-node-simplify.ll b/llvm/test/Transforms/LoopSimplify/phi-node-simplify.ll deleted file mode 100644 index 6536acb7b03..00000000000 --- a/llvm/test/Transforms/LoopSimplify/phi-node-simplify.ll +++ /dev/null @@ -1,55 +0,0 @@ -; Loop Simplify should turn phi nodes like X = phi [X, Y] into just Y, eliminating them. -; RUN: opt < %s -loop-simplify -S | grep phi | count 6 - -@A = weak global [3000000 x i32] zeroinitializer ; <[3000000 x i32]*> [#uses=1] -@B = weak global [20000 x i32] zeroinitializer ; <[20000 x i32]*> [#uses=1] -@C = weak global [100 x i32] zeroinitializer ; <[100 x i32]*> [#uses=1] -@Z = weak global i32 0 ; <i32*> [#uses=2] - -define i32 @main() { -entry: - tail call void @__main( ) - br label %loopentry.1 -loopentry.1: ; preds = %loopexit.1, %entry - %indvar20 = phi i32 [ 0, %entry ], [ %indvar.next21, %loopexit.1 ] ; <i32> [#uses=1] - %a.1 = phi i32* [ getelementptr ([3000000 x i32], [3000000 x i32]* @A, i32 0, i32 0), %entry ], [ %inc.0, %loopexit.1 ] ; <i32*> [#uses=1] - br label %no_exit.2 -no_exit.2: ; preds = %loopexit.2, %no_exit.2, %loopentry.1 - %a.0.4.ph = phi i32* [ %a.1, %loopentry.1 ], [ %inc.0, %loopexit.2 ], [ %a.0.4.ph, %no_exit.2 ] ; <i32*> [#uses=3] - %b.1.4.ph = phi i32* [ getelementptr ([20000 x i32], [20000 x i32]* @B, i32 0, i32 0), %loopentry.1 ], [ %inc.1, %loopexit.2 ], [ %b.1.4.ph, %no_exit.2 ] ; <i32*> [#uses=3] - %indvar17 = phi i32 [ 0, %loopentry.1 ], [ %indvar.next18, %loopexit.2 ], [ %indvar17, %no_exit.2 ] ; <i32> [#uses=2] - %indvar = phi i32 [ %indvar.next, %no_exit.2 ], [ 0, %loopexit.2 ], [ 0, %loopentry.1 ] ; <i32> [#uses=5] - %b.1.4.rec = bitcast i32 %indvar to i32 ; <i32> [#uses=1] - %gep.upgrd.1 = zext i32 %indvar to i64 ; <i64> [#uses=1] - %c.2.4 = getelementptr [100 x i32], [100 x i32]* @C, i32 0, i64 %gep.upgrd.1 ; <i32*> [#uses=1] - %gep.upgrd.2 = zext i32 %indvar to i64 ; <i64> [#uses=1] - %a.0.4 = getelementptr i32, i32* %a.0.4.ph, i64 %gep.upgrd.2 ; <i32*> [#uses=1] - %gep.upgrd.3 = zext i32 %indvar to i64 ; <i64> [#uses=1] - %b.1.4 = getelementptr i32, i32* %b.1.4.ph, i64 %gep.upgrd.3 ; <i32*> [#uses=1] - %inc.0.rec = add i32 %b.1.4.rec, 1 ; <i32> [#uses=2] - %inc.0 = getelementptr i32, i32* %a.0.4.ph, i32 %inc.0.rec ; <i32*> [#uses=2] - %tmp.13 = load i32, i32* %a.0.4 ; <i32> [#uses=1] - %inc.1 = getelementptr i32, i32* %b.1.4.ph, i32 %inc.0.rec ; <i32*> [#uses=1] - %tmp.15 = load i32, i32* %b.1.4 ; <i32> [#uses=1] - %tmp.18 = load i32, i32* %c.2.4 ; <i32> [#uses=1] - %tmp.16 = mul i32 %tmp.15, %tmp.13 ; <i32> [#uses=1] - %tmp.19 = mul i32 %tmp.16, %tmp.18 ; <i32> [#uses=1] - %tmp.20 = load i32, i32* @Z ; <i32> [#uses=1] - %tmp.21 = add i32 %tmp.19, %tmp.20 ; <i32> [#uses=1] - store i32 %tmp.21, i32* @Z - %indvar.next = add i32 %indvar, 1 ; <i32> [#uses=2] - %exitcond = icmp eq i32 %indvar.next, 100 ; <i1> [#uses=1] - br i1 %exitcond, label %loopexit.2, label %no_exit.2 -loopexit.2: ; preds = %no_exit.2 - %indvar.next18 = add i32 %indvar17, 1 ; <i32> [#uses=2] - %exitcond19 = icmp eq i32 %indvar.next18, 200 ; <i1> [#uses=1] - br i1 %exitcond19, label %loopexit.1, label %no_exit.2 -loopexit.1: ; preds = %loopexit.2 - %indvar.next21 = add i32 %indvar20, 1 ; <i32> [#uses=2] - %exitcond22 = icmp eq i32 %indvar.next21, 300 ; <i1> [#uses=1] - br i1 %exitcond22, label %return, label %loopentry.1 -return: ; preds = %loopexit.1 - ret i32 undef -} - -declare void @__main() |
