llvm/test/CodeGen/X86/2008-10-06-MMXISelBug.ll

; RUN: llc < %s -march=x86 -mattr=+mmx,+sse2
; PR2850

@tmp_V2i = common global <2 x i32> zeroinitializer		; <<2 x i32>*> [#uses=2]

define void @f0() nounwind {
entry:
	%0 = load <2 x i32>* @tmp_V2i, align 8		; <<2 x i32>> [#uses=1]
	%1 = shufflevector <2 x i32> %0, <2 x i32> undef, <2 x i32> zeroinitializer		; <<2 x i32>> [#uses=1]
	store <2 x i32> %1, <2 x i32>* @tmp_V2i, align 8
	ret void
}
Eliminate more uses of llvm-as and llvm-dis. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81290 91177308-0d34-0410-b5e6-96231b3b80d8 2009-09-08 23:54:48 +00:00			`; RUN: llc < %s -march=x86 -mattr=+mmx,+sse2`
Fix PR2850 and PR2863. Only generate movddup for 128-bit SSE vector shuffles. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57210 91177308-0d34-0410-b5e6-96231b3b80d8 2008-10-06 21:13:08 +00:00			`; PR2850`

			`@tmp_V2i = common global <2 x i32> zeroinitializer ; <<2 x i32>*> [#uses=2]`

			`define void @f0() nounwind {`
			`entry:`
			`%0 = load <2 x i32>* @tmp_V2i, align 8 ; <<2 x i32>> [#uses=1]`
			`%1 = shufflevector <2 x i32> %0, <2 x i32> undef, <2 x i32> zeroinitializer ; <<2 x i32>> [#uses=1]`
			`store <2 x i32> %1, <2 x i32>* @tmp_V2i, align 8`
			`ret void`
			`}`