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[NFC][X86] Add another test case for PR52131

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Roman Lebedev 2021-10-12 20:19:18 +03:00
parent bbc2fc548b
commit 0902451abe
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1 changed files with 59 additions and 0 deletions
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llvm/test/CodeGen/X86/avg.ll
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@ -2771,3 +2771,62 @@ define <8 x i16> @PR52131_pavg_with_mask(<8 x i32> %a, <8 x i16> %b) {
%i7 = trunc <8 x i32> %i6 to <8 x i16>
ret <8 x i16> %i7
}
define <8 x i16> @PR52131_not_zext_with_constant(<8 x i32> %a) {
; SSE2-LABEL: PR52131_not_zext_with_constant:
; SSE2: # %bb.0:
; SSE2-NEXT: movdqa {{.*#+}} xmm2 = [65535,0,65535,0,65535,0,65535,0]
; SSE2-NEXT: pand %xmm2, %xmm1
; SSE2-NEXT: pand %xmm2, %xmm0
; SSE2-NEXT: movdqa {{.*#+}} xmm2 = [43,43,43,43]
; SSE2-NEXT: paddd %xmm2, %xmm0
; SSE2-NEXT: paddd %xmm2, %xmm1
; SSE2-NEXT: pslld $15, %xmm1
; SSE2-NEXT: psrad $16, %xmm1
; SSE2-NEXT: pslld $15, %xmm0
; SSE2-NEXT: psrad $16, %xmm0
; SSE2-NEXT: packssdw %xmm1, %xmm0
; SSE2-NEXT: retq
;
; AVX1-LABEL: PR52131_not_zext_with_constant:
; AVX1: # %bb.0:
; AVX1-NEXT: vandps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %ymm0, %ymm0
; AVX1-NEXT: vmovdqa {{.*#+}} xmm1 = [43,43,43,43]
; AVX1-NEXT: vpaddd %xmm1, %xmm0, %xmm2
; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm0
; AVX1-NEXT: vpaddd %xmm1, %xmm0, %xmm0
; AVX1-NEXT: vpsrld $1, %xmm0, %xmm0
; AVX1-NEXT: vpsrld $1, %xmm2, %xmm1
; AVX1-NEXT: vpackusdw %xmm0, %xmm1, %xmm0
; AVX1-NEXT: vzeroupper
; AVX1-NEXT: retq
;
; AVX2-LABEL: PR52131_not_zext_with_constant:
; AVX2: # %bb.0:
; AVX2-NEXT: vpxor %xmm1, %xmm1, %xmm1
; AVX2-NEXT: vpblendw {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3],ymm0[4],ymm1[5],ymm0[6],ymm1[7],ymm0[8],ymm1[9],ymm0[10],ymm1[11],ymm0[12],ymm1[13],ymm0[14],ymm1[15]
; AVX2-NEXT: vpbroadcastd {{.*#+}} ymm1 = [43,43,43,43,43,43,43,43]
; AVX2-NEXT: vpaddd %ymm1, %ymm0, %ymm0
; AVX2-NEXT: vpsrld $1, %ymm0, %ymm0
; AVX2-NEXT: vextracti128 $1, %ymm0, %xmm1
; AVX2-NEXT: vpackusdw %xmm1, %xmm0, %xmm0
; AVX2-NEXT: vzeroupper
; AVX2-NEXT: retq
;
; AVX512-LABEL: PR52131_not_zext_with_constant:
; AVX512: # %bb.0:
; AVX512-NEXT: vpxor %xmm1, %xmm1, %xmm1
; AVX512-NEXT: vpblendw {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3],ymm0[4],ymm1[5],ymm0[6],ymm1[7],ymm0[8],ymm1[9],ymm0[10],ymm1[11],ymm0[12],ymm1[13],ymm0[14],ymm1[15]
; AVX512-NEXT: vpbroadcastd {{.*#+}} ymm1 = [43,43,43,43,43,43,43,43]
; AVX512-NEXT: vpaddd %ymm1, %ymm0, %ymm0
; AVX512-NEXT: vpsrld $1, %ymm0, %ymm0
; AVX512-NEXT: vpmovdw %zmm0, %ymm0
; AVX512-NEXT: # kill: def $xmm0 killed $xmm0 killed $ymm0
; AVX512-NEXT: vzeroupper
; AVX512-NEXT: retq
%i = and <8 x i32> %a, <i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535>
%i1 = add nuw nsw <8 x i32> %i, <i32 43, i32 43, i32 43, i32 43, i32 43, i32 43, i32 43, i32 43>
%i2 = lshr <8 x i32> %i1, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
%i3 = trunc <8 x i32> %i2 to <8 x i16>
ret <8 x i16> %i3
}