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| author | Anat Shemer <anat.shemer@intel.com> | 2013-04-18 19:56:44 +0000 |
|---|---|---|
| committer | Anat Shemer <anat.shemer@intel.com> | 2013-04-18 19:56:44 +0000 |
| commit | 86dc3f3739eedc26f2fd1f6ade1633c1fa84bd7d (patch) | |
| tree | d6fb62e5c535dbe6b5d9d104c705fc8ea7eb7dfc /test/Transforms/InstCombine | |
| parent | 4bfeee1302eaeb6cf8f4248e3bb4fdf31a11dce1 (diff) | |
| download | llvm-86dc3f3739eedc26f2fd1f6ade1633c1fa84bd7d.tar.gz llvm-86dc3f3739eedc26f2fd1f6ade1633c1fa84bd7d.tar.bz2 llvm-86dc3f3739eedc26f2fd1f6ade1633c1fa84bd7d.tar.xz | |
In the function InstCombiner::visitExtractElementInst() removed the limitation that extract is promoted over a cast only if the cast has only one use.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179786 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/InstCombine')
| -rw-r--r-- | test/Transforms/InstCombine/vec_extract_2elts.ll | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/vec_extract_2elts.ll b/test/Transforms/InstCombine/vec_extract_2elts.ll new file mode 100644 index 0000000000..5972340d60 --- /dev/null +++ b/test/Transforms/InstCombine/vec_extract_2elts.ll @@ -0,0 +1,12 @@ +; RUN: opt < %s -instcombine -S | FileCheck %s + +define void @test(<4 x i32> %v, i64 *%r1, i64 *%r2) { +;CHECK: %1 = extractelement <4 x i32> %v, i32 0 +;CHECK: %2 = zext i32 %1 to i64 + %1 = zext <4 x i32> %v to <4 x i64> + %2 = extractelement <4 x i64> %1, i32 0 + store i64 %2, i64 *%r1 + store i64 %2, i64 *%r2 + ret void +} + |