llvm-6502/test/CodeGen/X86/mmx-vzmovl.ll

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; RUN: llc < %s -march=x86-64 -mattr=+mmx | grep movd
; RUN: llc < %s -march=x86-64 -mattr=+mmx | grep movq
define void @foo(<1 x i64>* %a, <1 x i64>* %b) nounwind {
entry:
%0 = load <1 x i64>* %a, align 8 ; <<1 x i64>> [#uses=1]
%1 = bitcast <1 x i64> %0 to <2 x i32> ; <<2 x i32>> [#uses=1]
%2 = and <2 x i32> %1, < i32 -1, i32 0 > ; <<2 x i32>> [#uses=1]
%3 = bitcast <2 x i32> %2 to <1 x i64> ; <<1 x i64>> [#uses=1]
store <1 x i64> %3, <1 x i64>* %b, align 8
br label %bb2
bb2: ; preds = %entry
ret void
}