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| author | Mon P Wang <wangmp@apple.com> | 2012-02-01 22:15:20 +0000 |
|---|---|---|
| committer | Mon P Wang <wangmp@apple.com> | 2012-02-01 22:15:20 +0000 |
| commit | 845b1899b62f6f0e87d5c939c6bbd46a934fff4e (patch) | |
| tree | 978bb1ce1d3c9927798419b76765ece50591f0a3 /test/CodeGen/X86/shl-i64.ll | |
| parent | ee498d3254b86bceb4f441741e9f442990647ce6 (diff) | |
| download | external_llvm-845b1899b62f6f0e87d5c939c6bbd46a934fff4e.zip external_llvm-845b1899b62f6f0e87d5c939c6bbd46a934fff4e.tar.gz external_llvm-845b1899b62f6f0e87d5c939c6bbd46a934fff4e.tar.bz2 | |
Avoid creating an extract element to an illegal type after LegalizeTypes has run.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149548 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/shl-i64.ll')
| -rw-r--r-- | test/CodeGen/X86/shl-i64.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/CodeGen/X86/shl-i64.ll b/test/CodeGen/X86/shl-i64.ll new file mode 100644 index 0000000..1cfc2c6 --- /dev/null +++ b/test/CodeGen/X86/shl-i64.ll @@ -0,0 +1,20 @@ +; RUN: llc -march=x86 < %s | FileCheck %s + +; Make sure that we don't generate an illegal i64 extract after LegalizeType. +; CHECK: shll + + +define void @test_cl(<4 x i64>* %dst, <4 x i64>* %src, i32 %idx) { +entry: + %arrayidx = getelementptr inbounds <4 x i64> * %src, i32 %idx + %0 = load <4 x i64> * %arrayidx, align 32 + %arrayidx1 = getelementptr inbounds <4 x i64> * %dst, i32 %idx + %1 = load <4 x i64> * %arrayidx1, align 32 + %2 = extractelement <4 x i64> %1, i32 0 + %and = and i64 %2, 63 + %3 = insertelement <4 x i64> undef, i64 %and, i32 0 + %splat = shufflevector <4 x i64> %3, <4 x i64> undef, <4 x i32> zeroinitializer + %shl = shl <4 x i64> %0, %splat + store <4 x i64> %shl, <4 x i64> * %arrayidx1, align 32 + ret void +} |