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| author | Chris Lattner <sabre@nondot.org> | 2008-08-11 22:06:05 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2008-08-11 22:06:05 +0000 |
| commit | b8cd4d3d4902234f98760fec61f5947a8b7055a4 (patch) | |
| tree | e94e684876c2080308f543c2dc730c3ea5313cf2 /test | |
| parent | 3b8a90686adb3d0adaa4389e7b7900570a235e03 (diff) | |
| download | external_llvm-b8cd4d3d4902234f98760fec61f5947a8b7055a4.zip external_llvm-b8cd4d3d4902234f98760fec61f5947a8b7055a4.tar.gz external_llvm-b8cd4d3d4902234f98760fec61f5947a8b7055a4.tar.bz2 | |
Implement support for simplifying vector comparisons by 0.0 and 1.0 like we
do for scalars. Patch contributed by Nicolas Capens
This also generalizes the previous xforms to work on long double, now that
isExactlyValue works for long double.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54653 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/Transforms/InstCombine/mul.ll | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/test/Transforms/InstCombine/mul.ll b/test/Transforms/InstCombine/mul.ll index 8e9ab8d..1a74025 100644 --- a/test/Transforms/InstCombine/mul.ll +++ b/test/Transforms/InstCombine/mul.ll @@ -1,7 +1,5 @@ ; This test makes sure that mul instructions are properly eliminated. -; ; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep mul -; END. define i32 @test1(i32 %A) { %B = mul i32 %A, 1 ; <i32> [#uses=1] @@ -78,3 +76,18 @@ define i32 @test12(i8 %a, i32 %b) { ret i32 %e } +; PR2642 +define internal void @test13(<4 x float>*) { + load <4 x float>* %0, align 1 + mul <4 x float> %2, < float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00 > + store <4 x float> %3, <4 x float>* %0, align 1 + ret void +} + +define internal void @test14(<4 x float>*) { + load <4 x float>* %0, align 1 + mul <4 x float> %2, zeroinitializer + store <4 x float> %3, <4 x float>* %0, align 1 + ret void +} + |