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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2011-03-31 10:12:22 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2011-03-31 10:12:22 +0000 |
| commit | d159d946449def169bff0fc86e0f6b20d59cf475 (patch) | |
| tree | aec06be04987a76b5d655a7162d65ea6ee7f6517 /llvm/test/Transforms/InstCombine/fcmp.ll | |
| parent | a8c5d0872d64a5ae3deaa7ed839a00f72169d3b2 (diff) | |
| download | bcm5719-llvm-d159d946449def169bff0fc86e0f6b20d59cf475.tar.gz bcm5719-llvm-d159d946449def169bff0fc86e0f6b20d59cf475.zip | |
InstCombine: fold fcmp (fneg x), (fneg y) -> fcmp x, y
llvm-svn: 128627
Diffstat (limited to 'llvm/test/Transforms/InstCombine/fcmp.ll')
| -rw-r--r-- | llvm/test/Transforms/InstCombine/fcmp.ll | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/llvm/test/Transforms/InstCombine/fcmp.ll b/llvm/test/Transforms/InstCombine/fcmp.ll index f869a18992d..66607ea0017 100644 --- a/llvm/test/Transforms/InstCombine/fcmp.ll +++ b/llvm/test/Transforms/InstCombine/fcmp.ll @@ -40,3 +40,12 @@ define i1 @test5(float %a) nounwind { ; CHECK: @test5 ; CHECK-NEXT: fcmp olt float %a, -1.0 } + +define i1 @test6(float %x, float %y) nounwind { + %neg1 = fsub float -0.000000e+00, %x + %neg2 = fsub float -0.000000e+00, %y + %cmp = fcmp ogt float %neg1, %neg2 + ret i1 %cmp +; CHECK: @test6 +; CHECK-NEXT: fcmp ogt float %x, %y +} |
