llvm-6502/test/CodeGen/X86/2013-02-12-ShuffleToZext.ll
2013-02-14 08:20:26 +00:00

15 lines
507 B
LLVM

; 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
}