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author | Chris Lattner <sabre@nondot.org> | 2003-12-09 23:29:25 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2003-12-09 23:29:25 +0000 |
commit | a8d9c83ebe83c3d3f31ba9d39e8baac46379752c (patch) | |
tree | c278ea3b12fd03d4b7413e37356d85e686f7c484 /test | |
parent | 010ba10032d7c5f34c209cae1a9445776f49914a (diff) | |
download | external_llvm-a8d9c83ebe83c3d3f31ba9d39e8baac46379752c.zip external_llvm-a8d9c83ebe83c3d3f31ba9d39e8baac46379752c.tar.gz external_llvm-a8d9c83ebe83c3d3f31ba9d39e8baac46379752c.tar.bz2 |
Yet another hard testcase
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10349 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
-rw-r--r-- | test/Transforms/LICM/sink_phi_node_use.ll | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/test/Transforms/LICM/sink_phi_node_use.ll b/test/Transforms/LICM/sink_phi_node_use.ll new file mode 100644 index 0000000..6335469 --- /dev/null +++ b/test/Transforms/LICM/sink_phi_node_use.ll @@ -0,0 +1,28 @@ +; RUN: llvm-as < %s | opt -licm | llvm-dis | grep -C1 add | grep preheader.loopexit: + +implementation + +void %test() { +loopentry.2.i: + br bool false, label %no_exit.1.i.preheader, label %loopentry.3.i.preheader + +no_exit.1.i.preheader: + br label %no_exit.1.i + +no_exit.1.i: + br bool false, label %return.i, label %endif.8.i + +endif.8.i: + %inc.1.i = add int 0, 1 + br bool false, label %no_exit.1.i, label %loopentry.3.i.preheader.loopexit + +loopentry.3.i.preheader.loopexit: + br label %loopentry.3.i.preheader + +loopentry.3.i.preheader: + %arg_num.0.i.ph13000 = phi int [ 0, %loopentry.2.i ], [ %inc.1.i, %loopentry.3.i.preheader.loopexit ] + ret void + +return.i: + ret void +} |