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X86 Tests: Add shuffle that can be improved by widening elements. NFC

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To be improved by D42044

llvm-svn: 324200
This commit is contained in:
Zvi Rackover 2018-02-04 19:31:14 +00:00
parent 8c12ff2e8c
commit 61397a8e90
1 changed files with 34 additions and 0 deletions
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34
test/CodeGen/X86/vector-shuffle-256-v32.ll
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@ -2847,3 +2847,37 @@ define <32 x i8> @insert_dup_elt1_mem_v32i8_sext_i8(i8* %ptr) {
%tmp4 = shufflevector <16 x i8> %tmp3, <16 x i8> undef, <32 x i32> <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
ret <32 x i8> %tmp4
}
define <32 x i8> @zeroable_src_to_zext(<32 x i8> %a0) {
; AVX1-LABEL: zeroable_src_to_zext:
; AVX1: # %bb.0:
; AVX1-NEXT: vpmovzxwq {{.*#+}} xmm1 = xmm0[0],zero,zero,zero,xmm0[1],zero,zero,zero
; AVX1-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[4,5],zero,zero,zero,zero,zero,zero,xmm0[6,7],zero,zero,zero,zero,zero,zero
; AVX1-NEXT: vinsertf128 $1, %xmm0, %ymm1, %ymm0
; AVX1-NEXT: retq
;
; AVX2-LABEL: zeroable_src_to_zext:
; AVX2: # %bb.0:
; AVX2-NEXT: vpmovzxwq {{.*#+}} ymm0 = xmm0[0],zero,zero,zero,xmm0[1],zero,zero,zero,xmm0[2],zero,zero,zero,xmm0[3],zero,zero,zero
; AVX2-NEXT: vpxor %xmm1, %xmm1, %xmm1
; AVX2-NEXT: vpblendw {{.*#+}} ymm0 = ymm0[0],ymm1[1,2,3],ymm0[4],ymm1[5,6,7],ymm0[8],ymm1[9,10,11],ymm0[12],ymm1[13,14,15]
; AVX2-NEXT: retq
;
; AVX512VLBW-LABEL: zeroable_src_to_zext:
; AVX512VLBW: # %bb.0:
; AVX512VLBW-NEXT: vpmovzxwq {{.*#+}} ymm0 = xmm0[0],zero,zero,zero,xmm0[1],zero,zero,zero,xmm0[2],zero,zero,zero,xmm0[3],zero,zero,zero
; AVX512VLBW-NEXT: vpxor %xmm1, %xmm1, %xmm1
; AVX512VLBW-NEXT: vpblendw {{.*#+}} ymm0 = ymm0[0],ymm1[1,2,3],ymm0[4],ymm1[5,6,7],ymm0[8],ymm1[9,10,11],ymm0[12],ymm1[13,14,15]
; AVX512VLBW-NEXT: retq
;
; AVX512VLVBMI-LABEL: zeroable_src_to_zext:
; AVX512VLVBMI: # %bb.0:
; AVX512VLVBMI-NEXT: vmovdqa {{.*#+}} ymm2 = [32,33,0,0,0,0,0,0,34,35,0,0,0,0,0,0,36,37,16,16,16,16,16,16,38,39,16,16,16,16,16,16]
; AVX512VLVBMI-NEXT: vpxor %xmm1, %xmm1, %xmm1
; AVX512VLVBMI-NEXT: vpermt2b %ymm0, %ymm2, %ymm1
; AVX512VLVBMI-NEXT: vmovdqa %ymm1, %ymm0
; AVX512VLVBMI-NEXT: retq
%1 = shufflevector <32 x i8> %a0, <32 x i8> undef, <32 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 0, i32 1, i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 4, i32 5, i32 6, i32 7, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
%2 = shufflevector <32 x i8> %1, <32 x i8> <i8 0, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 0, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef>, <32 x i32> <i32 8, i32 9, i32 32, i32 32, i32 32, i32 32, i32 32, i32 32, i32 10, i32 11, i32 32, i32 32, i32 32, i32 32, i32 32, i32 32, i32 20, i32 21, i32 48, i32 48, i32 48, i32 48, i32 48, i32 48, i32 22, i32 23, i32 48, i32 48, i32 48, i32 48, i32 48, i32 48>
ret <32 x i8> %2
}