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view test/CodeGen/X86/widen_conv-2.ll @ 95:afa8332a0e37 LLVM3.8

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LLVM 3.8
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Tue, 13 Oct 2015 17:48:58 +0900
parents 95c75e76d11b
children 1172e4bd9c6f
line wrap: on
line source

; RUN: llc < %s -march=x86 -mattr=+sse4.2 | FileCheck %s
; CHECK: psllq $48, %xmm0
; CHECK: psrad $16, %xmm0
; CHECK: pshufd {{.*#+}} xmm0 = xmm0[1,3,2,3]

; sign extension v2i16 to v2i32

define void @convert(<2 x i32>* %dst.addr, <2 x i16> %src) nounwind {
entry:
	%signext = sext <2 x i16> %src to <2 x i32>		; <<12 x i8>> [#uses=1]
	store <2 x i32> %signext, <2 x i32>* %dst.addr
	ret void
}