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author | Chris Lattner <sabre@nondot.org> | 2010-01-18 21:58:32 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2010-01-18 21:58:32 +0000 |
commit | f08872048ff5683759610c7d4c6b41751912e939 (patch) | |
tree | c79524eb2e8674565c1ce48c0760744e9952f5c4 /test/Transforms/Reassociate | |
parent | 569a7b923716816806042fc2bf096f67163fd249 (diff) | |
download | external_llvm-f08872048ff5683759610c7d4c6b41751912e939.zip external_llvm-f08872048ff5683759610c7d4c6b41751912e939.tar.gz external_llvm-f08872048ff5683759610c7d4c6b41751912e939.tar.bz2 |
filecheckize
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93775 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/Reassociate')
-rw-r--r-- | test/Transforms/Reassociate/inverses.ll | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/test/Transforms/Reassociate/inverses.ll b/test/Transforms/Reassociate/inverses.ll index fa1a4bd..34abdc7 100644 --- a/test/Transforms/Reassociate/inverses.ll +++ b/test/Transforms/Reassociate/inverses.ll @@ -1,28 +1,34 @@ -; RUN: opt < %s -reassociate -dce -S | \ -; RUN: not grep {\\(and\\|sub\\)} +; RUN: opt < %s -reassociate -die -S | FileCheck %s define i32 @test1(i32 %a, i32 %b) { - %tmp.2 = and i32 %b, %a ; <i32> [#uses=1] - %tmp.4 = xor i32 %a, -1 ; <i32> [#uses=1] + %tmp.2 = and i32 %b, %a + %tmp.4 = xor i32 %a, -1 ; (A&B)&~A == 0 - %tmp.5 = and i32 %tmp.2, %tmp.4 ; <i32> [#uses=1] + %tmp.5 = and i32 %tmp.2, %tmp.4 ret i32 %tmp.5 +; CHECK: @test1 +; CHECK: ret i32 0 } define i32 @test2(i32 %a, i32 %b) { - %tmp.1 = and i32 %a, 1234 ; <i32> [#uses=1] - %tmp.2 = and i32 %b, %tmp.1 ; <i32> [#uses=1] - %tmp.4 = xor i32 %a, -1 ; <i32> [#uses=1] + %tmp.1 = and i32 %a, 1234 + %tmp.2 = and i32 %b, %tmp.1 + %tmp.4 = xor i32 %a, -1 ; A&~A == 0 - %tmp.5 = and i32 %tmp.2, %tmp.4 ; <i32> [#uses=1] + %tmp.5 = and i32 %tmp.2, %tmp.4 ret i32 %tmp.5 +; CHECK: @test2 +; CHECK: ret i32 0 } define i32 @test3(i32 %b, i32 %a) { - %tmp.1 = add i32 %a, 1234 ; <i32> [#uses=1] - %tmp.2 = add i32 %b, %tmp.1 ; <i32> [#uses=1] - %tmp.4 = sub i32 0, %a ; <i32> [#uses=1] + %tmp.1 = add i32 %a, 1234 + %tmp.2 = add i32 %b, %tmp.1 + %tmp.4 = sub i32 0, %a ; (b+(a+1234))+-a -> b+1234 - %tmp.5 = add i32 %tmp.2, %tmp.4 ; <i32> [#uses=1] + %tmp.5 = add i32 %tmp.2, %tmp.4 ret i32 %tmp.5 +; CHECK: @test3 +; CHECK: %tmp.5 = add i32 %b, 1234 +; CHECK: ret i32 %tmp.5 } |