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[X86][SSE] Missed insertps shuffle patterns

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llvm-svn: 279111
This commit is contained in:
Simon Pilgrim 2016-08-18 18:19:28 +00:00
parent 7cd2668bb7
commit 79dd784206
1 changed files with 36 additions and 0 deletions
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36
test/CodeGen/X86/insertps-combine.ll
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@ -93,6 +93,42 @@ define <4 x float> @shuffle_v4f32_0z6z(<4 x float> %A, <4 x float> %B) {
ret <4 x float> %vecinit4
}
define <4 x float> @shuffle_v4f32_z06z(<4 x float> %a, <4 x float> %b) {
; SSE-LABEL: shuffle_v4f32_z06z:
; SSE: # BB#0:
; SSE-NEXT: shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[2,3]
; SSE-NEXT: xorps %xmm1, %xmm1
; SSE-NEXT: blendps {{.*#+}} xmm0 = xmm1[0],xmm0[1,2],xmm1[3]
; SSE-NEXT: retq
;
; AVX-LABEL: shuffle_v4f32_z06z:
; AVX: # BB#0:
; AVX-NEXT: vshufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[2,3]
; AVX-NEXT: vxorps %xmm1, %xmm1, %xmm1
; AVX-NEXT: vblendps {{.*#+}} xmm0 = xmm1[0],xmm0[1,2],xmm1[3]
; AVX-NEXT: retq
%shuffle = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 undef, i32 0, i32 6, i32 undef>
%shuffle1 = shufflevector <4 x float> %shuffle, <4 x float> <float 0.000000e+00, float undef, float undef, float 0.000000e+00>, <4 x i32> <i32 4, i32 1, i32 2, i32 7>
ret <4 x float> %shuffle1
}
define <4 x float> @shuffle_v4f32_05zz(<4 x float> %a, <4 x float> %b) {
; SSE-LABEL: shuffle_v4f32_05zz:
; SSE: # BB#0:
; SSE-NEXT: blendps {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2,3]
; SSE-NEXT: movq {{.*#+}} xmm0 = xmm0[0],zero
; SSE-NEXT: retq
;
; AVX-LABEL: shuffle_v4f32_05zz:
; AVX: # BB#0:
; AVX-NEXT: vblendps {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2,3]
; AVX-NEXT: vmovq {{.*#+}} xmm0 = xmm0[0],zero
; AVX-NEXT: retq
%shuffle = shufflevector <4 x float> %a, <4 x float> %b, <4 x i32> <i32 0, i32 5, i32 undef, i32 undef>
%shuffle1 = shufflevector <4 x float> %shuffle, <4 x float> <float undef, float undef, float 0.000000e+00, float 0.000000e+00>, <4 x i32> <i32 0, i32 1, i32 6, i32 7>
ret <4 x float> %shuffle1
}
define <4 x float> @insertps_undef_input0(<4 x float> %a0, <4 x float> %a1) {
; SSE-LABEL: insertps_undef_input0:
; SSE: # BB#0: