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| -rw-r--r-- | test/Transforms/Reassociate/shift-factor.ll | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/test/Transforms/Reassociate/shift-factor.ll b/test/Transforms/Reassociate/shift-factor.ll new file mode 100644 index 0000000000..b0499f5cb2 --- /dev/null +++ b/test/Transforms/Reassociate/shift-factor.ll @@ -0,0 +1,11 @@ +; There should be exactly one shift and one add left. +; RUN: llvm-as < %s | opt -reassociate -instcombine | llvm-dis | grep shl | wc -l | grep 1 && +; RUN: llvm-as < %s | opt -reassociate -instcombine | llvm-dis | grep add | wc -l | grep 1 + +int %test(int %X, int %Y) { + %tmp.2 = shl int %X, ubyte 1 ; <int> [#uses=1] + %tmp.6 = shl int %Y, ubyte 1 ; <int> [#uses=1] + %tmp.4 = add int %tmp.6, %tmp.2 ; <int> [#uses=1] + ret int %tmp.4 +} + |