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author | Duncan Sands <baldrick@free.fr> | 2010-12-21 15:12:22 +0000 |
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committer | Duncan Sands <baldrick@free.fr> | 2010-12-21 15:12:22 +0000 |
commit | 025c98bdbdda72fa06c3cbbeb7a3190ed0006300 (patch) | |
tree | 6c3c48a1a88442b9e471c916671b26e23922b4e2 /test/Transforms/InstSimplify | |
parent | 07f30fbd734069b80b90c6aeea0ae645ce3880c0 (diff) | |
download | llvm-025c98bdbdda72fa06c3cbbeb7a3190ed0006300.tar.gz llvm-025c98bdbdda72fa06c3cbbeb7a3190ed0006300.tar.bz2 llvm-025c98bdbdda72fa06c3cbbeb7a3190ed0006300.tar.xz |
Add an additional InstructionSimplify factorization test.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122333 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/InstSimplify')
-rw-r--r-- | test/Transforms/InstSimplify/2010-12-20-Distribute.ll | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/test/Transforms/InstSimplify/2010-12-20-Distribute.ll b/test/Transforms/InstSimplify/2010-12-20-Distribute.ll index 56f7823417..4aac8dd588 100644 --- a/test/Transforms/InstSimplify/2010-12-20-Distribute.ll +++ b/test/Transforms/InstSimplify/2010-12-20-Distribute.ll @@ -10,6 +10,16 @@ define i32 @factorize(i32 %x, i32 %y) { ; CHECK: ret i32 %x } +define i32 @factorize2(i32 %x) { +; CHECK: @factorize2 +; 3*X - 2*X -> X + %l = mul i32 3, %x + %r = mul i32 2, %x + %z = sub i32 %l, %r + ret i32 %z +; CHECK: ret i32 %x +} + define i32 @expand(i32 %x) { ; CHECK: @expand ; ((X & 1) | 2) & 1 -> ((X & 1) & 1) | (2 & 1) -> (X & 1) | 0 -> X & 1 |