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author | Owen Anderson <resistor@mac.com> | 2007-07-26 18:26:51 +0000 |
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committer | Owen Anderson <resistor@mac.com> | 2007-07-26 18:26:51 +0000 |
commit | 45537917eec15e5c3ef75c0ee2bf8963b02f3a54 (patch) | |
tree | d2b71eba112cbd230c44e07b8b1ef1f8da96ad89 /test/Transforms/GVN/2007-07-26-InterlockingLoops.ll | |
parent | 42000ef6c7bfd45989f6c76aa9d5be418b8bea42 (diff) | |
download | external_llvm-45537917eec15e5c3ef75c0ee2bf8963b02f3a54.zip external_llvm-45537917eec15e5c3ef75c0ee2bf8963b02f3a54.tar.gz external_llvm-45537917eec15e5c3ef75c0ee2bf8963b02f3a54.tar.bz2 |
Fix a couple more bugs in the phi construction by pulling in code that does
almost the same things from LCSSA.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40540 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/GVN/2007-07-26-InterlockingLoops.ll')
-rw-r--r-- | test/Transforms/GVN/2007-07-26-InterlockingLoops.ll | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/test/Transforms/GVN/2007-07-26-InterlockingLoops.ll b/test/Transforms/GVN/2007-07-26-InterlockingLoops.ll new file mode 100644 index 0000000..1dd1479 --- /dev/null +++ b/test/Transforms/GVN/2007-07-26-InterlockingLoops.ll @@ -0,0 +1,30 @@ +; RUN: llvm-as < %s | opt -gvn | llvm-dis | not grep {tmp17625 =} +; RUN: llvm-as < %s | opt -gvn | llvm-dis | not grep {tmp17631 =} + +@last = external global [65 x i32*] ; <[65 x i32*]*> [#uses=1] + +define i32 @NextRootMove(i32 %wtm) { +cond_next95: ; preds = %cond_true85, %cond_true79, %cond_true73, %bb68 + %tmp17618 = load i32** getelementptr ([65 x i32*]* @last, i32 0, i32 1), align 4 ; <i32*> [#uses=0] + br label %cond_true116 + +cond_true116: ; preds = %cond_true111 + br i1 false, label %cond_true128, label %cond_true145 + +cond_true128: ; preds = %cond_true121 + %tmp17625 = load i32** getelementptr ([65 x i32*]* @last, i32 0, i32 1), align 4 ; <i32*> [#uses=0] + br i1 false, label %bb98.backedge, label %return.loopexit + +bb98.backedge: ; preds = %bb171, %cond_true145, %cond_true128 + br label %cond_true116 + +cond_true145: ; preds = %cond_false + %tmp17631 = load i32** getelementptr ([65 x i32*]* @last, i32 0, i32 1), align 4 ; <i32*> [#uses=0] + br i1 false, label %bb98.backedge, label %return.loopexit + +return.loopexit: ; preds = %bb171, %cond_true145, %cond_true128 + br label %return + +return: ; preds = %return.loopexit, %cond_next95, %cond_true85 + ret i32 0 +} |