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Add test for demorgans law with constants
Add test for other form of demorgans git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5737 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -29,3 +29,20 @@ int %test3(int %A, int %B) {
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%d = xor int %c, -1
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ret int %d
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}
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; Test that demorgens law can work with constants
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int %test4(int %A, int %B) {
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%a = xor int %A, -1
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%c = and int %a, 5 ; 5 = ~c2
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%d = xor int %c, -1
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ret int %d
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}
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; test the mirror of demorgans law...
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int %test5(int %A, int %B) {
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%a = xor int %A, -1
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%b = xor int %B, -1
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%c = or int %a, %b
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%d = xor int %c, -1
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ret int %d
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}
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