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[X86][SSE] Add shuffle test case for PR41249 

llvm-svn: 357062
This commit is contained in:
Simon Pilgrim 2019-03-27 11:21:09 +00:00
parent 36d71da694
commit d6f9baf74f
1 changed files with 37 additions and 0 deletions
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37
llvm/test/CodeGen/X86/vector-shuffle-128-v4.ll
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@ -2339,6 +2339,43 @@ define <4 x i32> @insert_dup_mem_v4i32(i32* %ptr) {
ret <4 x i32> %tmp2
}
; PR41249
define <4 x float> @shuffle_mem_pmovzx_v4f32(<2 x float>* %p0, <4 x float>* %p1) {
; SSE-LABEL: shuffle_mem_pmovzx_v4f32:
; SSE: # %bb.0:
; SSE-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
; SSE-NEXT: xorps %xmm1, %xmm1
; SSE-NEXT: movaps %xmm0, %xmm2
; SSE-NEXT: unpcklps {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1]
; SSE-NEXT: shufps {{.*#+}} xmm0 = xmm0[0,0,0,0]
; SSE-NEXT: movaps %xmm2, (%rsi)
; SSE-NEXT: retq
;
; AVX1-LABEL: shuffle_mem_pmovzx_v4f32:
; AVX1: # %bb.0:
; AVX1-NEXT: vmovsd {{.*#+}} xmm0 = mem[0],zero
; AVX1-NEXT: vxorps %xmm1, %xmm1, %xmm1
; AVX1-NEXT: vunpcklps {{.*#+}} xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
; AVX1-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[0,0,0,0]
; AVX1-NEXT: vmovaps %xmm1, (%rsi)
; AVX1-NEXT: retq
;
; AVX2OR512VL-LABEL: shuffle_mem_pmovzx_v4f32:
; AVX2OR512VL: # %bb.0:
; AVX2OR512VL-NEXT: vmovsd {{.*#+}} xmm0 = mem[0],zero
; AVX2OR512VL-NEXT: vxorps %xmm1, %xmm1, %xmm1
; AVX2OR512VL-NEXT: vunpcklps {{.*#+}} xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
; AVX2OR512VL-NEXT: vbroadcastss %xmm0, %xmm0
; AVX2OR512VL-NEXT: vmovaps %xmm1, (%rsi)
; AVX2OR512VL-NEXT: retq
%1 = load <2 x float>, <2 x float>* %p0
%2 = shufflevector <2 x float> %1, <2 x float> undef, <4 x i32> <i32 undef, i32 undef, i32 0, i32 1>
%3 = shufflevector <4 x float> %2, <4 x float> <float undef, float undef, float 0.000000e+00, float 0.000000e+00>, <4 x i32> <i32 2, i32 6, i32 3, i32 7>
%4 = shufflevector <2 x float> %1, <2 x float> undef, <4 x i32> zeroinitializer
store <4 x float> %3, <4 x float>* %p1
ret <4 x float> %4
}
;
; Shuffle to logical bit shifts
;