%tmp2 = shufflevector <8 x i16> %tmp1, <8 x i16> undef, <8 x i32> <i32 undef, i32 0, i32 undef, i32 2, i32 5, i32 4, i32 7, i32 undef>
ret <8 x i16> %tmp2
}
+
+; A vcombine feeding a VREV should not obscure things. Radar 8597007.
+
+define void @test_with_vcombine(<4 x float>* %v) nounwind {
+;CHECK: test_with_vcombine:
+;CHECK-NOT: vext
+;CHECK: vrev64.32
+ %tmp1 = load <4 x float>* %v, align 16
+ %tmp2 = bitcast <4 x float> %tmp1 to <2 x double>
+ %tmp3 = extractelement <2 x double> %tmp2, i32 0
+ %tmp4 = bitcast double %tmp3 to <2 x float>
+ %tmp5 = extractelement <2 x double> %tmp2, i32 1
+ %tmp6 = bitcast double %tmp5 to <2 x float>
+ %tmp7 = fadd <2 x float> %tmp6, %tmp6
+ %tmp8 = shufflevector <2 x float> %tmp4, <2 x float> %tmp7, <4 x i32> <i32 1, i32 0, i32 3, i32 2>
+ store <4 x float> %tmp8, <4 x float>* %v, align 16
+ ret void
+}
+
+; The type <2 x i16> is legalized to <2 x i32> and need to be trunc-stored
+; to <2 x i16> when stored to memory.
+define void @test_vrev64(<4 x i16>* nocapture %source, <2 x i16>* nocapture %dst) nounwind ssp {
+; CHECK: test_vrev64:
+; CHECK: vst1.32
+entry:
+ %0 = bitcast <4 x i16>* %source to <8 x i16>*
+ %tmp2 = load <8 x i16>* %0, align 4
+ %tmp3 = extractelement <8 x i16> %tmp2, i32 6
+ %tmp5 = insertelement <2 x i16> undef, i16 %tmp3, i32 0
+ %tmp9 = extractelement <8 x i16> %tmp2, i32 5
+ %tmp11 = insertelement <2 x i16> %tmp5, i16 %tmp9, i32 1
+ store <2 x i16> %tmp11, <2 x i16>* %dst, align 4
+ ret void
+}
+
+; Test vrev of float4
+define void @float_vrev64(float* nocapture %source, <4 x float>* nocapture %dest) nounwind noinline ssp {
+; CHECK: float_vrev64
+; CHECK: vext.32
+; CHECK: vrev64.32
+entry:
+ %0 = bitcast float* %source to <4 x float>*
+ %tmp2 = load <4 x float>* %0, align 4
+ %tmp5 = shufflevector <4 x float> <float 0.000000e+00, float undef, float undef, float undef>, <4 x float> %tmp2, <4 x i32> <i32 0, i32 7, i32 0, i32 0>
+ %arrayidx8 = getelementptr inbounds <4 x float>* %dest, i32 11
+ store <4 x float> %tmp5, <4 x float>* %arrayidx8, align 4
+ ret void
+}
+