diff options
Diffstat (limited to 'test/CodeGen/X86/2013-02-12-ShuffleToZext.ll')
| -rw-r--r-- | test/CodeGen/X86/2013-02-12-ShuffleToZext.ll | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/test/CodeGen/X86/2013-02-12-ShuffleToZext.ll b/test/CodeGen/X86/2013-02-12-ShuffleToZext.ll new file mode 100644 index 0000000..614ccda --- /dev/null +++ b/test/CodeGen/X86/2013-02-12-ShuffleToZext.ll @@ -0,0 +1,14 @@ +; RUN: llc < %s -march=x86-64 -mcpu=corei7-avx -mtriple=x86_64-pc-win32 | FileCheck %s + +; CHECK: test +; CHECK: vpmovzxwd +; CHECK: vpmovzxwd +define void @test(<4 x i64> %a, <4 x i16>* %buf) { + %ex1 = extractelement <4 x i64> %a, i32 0 + %ex2 = extractelement <4 x i64> %a, i32 1 + %x1 = bitcast i64 %ex1 to <4 x i16> + %x2 = bitcast i64 %ex2 to <4 x i16> + %Sh = shufflevector <4 x i16> %x1, <4 x i16> %x2, <4 x i32> <i32 0, i32 1, i32 4, i32 5> + store <4 x i16> %Sh, <4 x i16>* %buf, align 1 + ret void +} |
