From b89a4f85bfe51afe093dafbefefd7c42856fbb51 Mon Sep 17 00:00:00 2001 From: Simon Pilgrim Date: Wed, 22 Aug 2018 09:47:12 +0000 Subject: [PATCH] [X86][SSE] Add sdiv test case from PR38658 llvm-svn: 340393 --- llvm/test/CodeGen/X86/combine-sdiv.ll | 202 ++++++++++++++++++++++++++++++++++ 1 file changed, 202 insertions(+) diff --git a/llvm/test/CodeGen/X86/combine-sdiv.ll b/llvm/test/CodeGen/X86/combine-sdiv.ll index 3ffbc91..2f6e560 100644 --- a/llvm/test/CodeGen/X86/combine-sdiv.ll +++ b/llvm/test/CodeGen/X86/combine-sdiv.ll @@ -3309,3 +3309,205 @@ define <8 x i16> @combine_vec_sdiv_nonuniform7(<8 x i16> %x) { %1 = sdiv <8 x i16> %x, ret <8 x i16> %1 } + +define <16 x i8> @pr38658(<16 x i8> %x) { +; SSE2-LABEL: pr38658: +; SSE2: # %bb.0: +; SSE2-NEXT: movdqa %xmm0, %xmm1 +; SSE2-NEXT: movdqa {{.*#+}} xmm0 = [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,147] +; SSE2-NEXT: punpckhbw {{.*#+}} xmm0 = xmm0[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15] +; SSE2-NEXT: psraw $8, %xmm0 +; SSE2-NEXT: movdqa %xmm1, %xmm2 +; SSE2-NEXT: punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm1[8],xmm2[9],xmm1[9],xmm2[10],xmm1[10],xmm2[11],xmm1[11],xmm2[12],xmm1[12],xmm2[13],xmm1[13],xmm2[14],xmm1[14],xmm2[15],xmm1[15] +; SSE2-NEXT: psraw $8, %xmm2 +; SSE2-NEXT: pmullw %xmm0, %xmm2 +; SSE2-NEXT: psrlw $8, %xmm2 +; SSE2-NEXT: movdqa %xmm1, %xmm3 +; SSE2-NEXT: punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1],xmm3[2],xmm1[2],xmm3[3],xmm1[3],xmm3[4],xmm1[4],xmm3[5],xmm1[5],xmm3[6],xmm1[6],xmm3[7],xmm1[7] +; SSE2-NEXT: psraw $8, %xmm3 +; SSE2-NEXT: pxor %xmm0, %xmm0 +; SSE2-NEXT: pmullw %xmm3, %xmm0 +; SSE2-NEXT: psrlw $8, %xmm0 +; SSE2-NEXT: packuswb %xmm2, %xmm0 +; SSE2-NEXT: paddb %xmm1, %xmm0 +; SSE2-NEXT: movdqa %xmm0, %xmm1 +; SSE2-NEXT: punpckhbw {{.*#+}} xmm1 = xmm1[8],xmm0[8],xmm1[9],xmm0[9],xmm1[10],xmm0[10],xmm1[11],xmm0[11],xmm1[12],xmm0[12],xmm1[13],xmm0[13],xmm1[14],xmm0[14],xmm1[15],xmm0[15] +; SSE2-NEXT: psraw $8, %xmm1 +; SSE2-NEXT: pmullw {{.*}}(%rip), %xmm1 +; SSE2-NEXT: psrlw $8, %xmm1 +; SSE2-NEXT: movdqa %xmm0, %xmm2 +; SSE2-NEXT: punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7] +; SSE2-NEXT: psraw $8, %xmm2 +; SSE2-NEXT: psllw $8, %xmm2 +; SSE2-NEXT: psrlw $8, %xmm2 +; SSE2-NEXT: packuswb %xmm1, %xmm2 +; SSE2-NEXT: psrlw $7, %xmm0 +; SSE2-NEXT: pand {{.*}}(%rip), %xmm0 +; SSE2-NEXT: pand {{.*}}(%rip), %xmm0 +; SSE2-NEXT: paddb %xmm2, %xmm0 +; SSE2-NEXT: retq +; +; SSE41-LABEL: pr38658: +; SSE41: # %bb.0: +; SSE41-NEXT: movdqa %xmm0, %xmm1 +; SSE41-NEXT: movdqa {{.*#+}} xmm0 = [8,8,8,8,8,8,8,8] +; SSE41-NEXT: movdqa %xmm0, %xmm2 +; SSE41-NEXT: psllw $12, %xmm2 +; SSE41-NEXT: psllw $4, %xmm0 +; SSE41-NEXT: por %xmm2, %xmm0 +; SSE41-NEXT: movdqa %xmm0, %xmm2 +; SSE41-NEXT: paddw %xmm0, %xmm2 +; SSE41-NEXT: pshufd {{.*#+}} xmm3 = xmm1[2,3,0,1] +; SSE41-NEXT: pmovsxbw %xmm3, %xmm3 +; SSE41-NEXT: pmullw {{.*}}(%rip), %xmm3 +; SSE41-NEXT: movdqa %xmm3, %xmm4 +; SSE41-NEXT: psrlw $8, %xmm4 +; SSE41-NEXT: pblendvb %xmm0, %xmm4, %xmm3 +; SSE41-NEXT: movdqa %xmm3, %xmm4 +; SSE41-NEXT: psrlw $4, %xmm4 +; SSE41-NEXT: movdqa %xmm2, %xmm0 +; SSE41-NEXT: pblendvb %xmm0, %xmm4, %xmm3 +; SSE41-NEXT: movdqa %xmm3, %xmm4 +; SSE41-NEXT: psrlw $2, %xmm4 +; SSE41-NEXT: paddw %xmm2, %xmm2 +; SSE41-NEXT: movdqa %xmm2, %xmm0 +; SSE41-NEXT: pblendvb %xmm0, %xmm4, %xmm3 +; SSE41-NEXT: movdqa %xmm3, %xmm4 +; SSE41-NEXT: psrlw $1, %xmm4 +; SSE41-NEXT: paddw %xmm2, %xmm2 +; SSE41-NEXT: movdqa %xmm2, %xmm0 +; SSE41-NEXT: pblendvb %xmm0, %xmm4, %xmm3 +; SSE41-NEXT: pxor %xmm0, %xmm0 +; SSE41-NEXT: packuswb %xmm3, %xmm0 +; SSE41-NEXT: paddb %xmm1, %xmm0 +; SSE41-NEXT: movdqa %xmm0, %xmm1 +; SSE41-NEXT: punpckhbw {{.*#+}} xmm1 = xmm1[8],xmm0[8],xmm1[9],xmm0[9],xmm1[10],xmm0[10],xmm1[11],xmm0[11],xmm1[12],xmm0[12],xmm1[13],xmm0[13],xmm1[14],xmm0[14],xmm1[15],xmm0[15] +; SSE41-NEXT: psraw $8, %xmm1 +; SSE41-NEXT: movdqa %xmm1, %xmm2 +; SSE41-NEXT: psllw $6, %xmm2 +; SSE41-NEXT: psllw $8, %xmm1 +; SSE41-NEXT: pblendw {{.*#+}} xmm1 = xmm1[0,1,2,3,4,5,6],xmm2[7] +; SSE41-NEXT: psrlw $8, %xmm1 +; SSE41-NEXT: movdqa %xmm0, %xmm2 +; SSE41-NEXT: punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7] +; SSE41-NEXT: psraw $8, %xmm2 +; SSE41-NEXT: psllw $8, %xmm2 +; SSE41-NEXT: psrlw $8, %xmm2 +; SSE41-NEXT: packuswb %xmm1, %xmm2 +; SSE41-NEXT: psrlw $7, %xmm0 +; SSE41-NEXT: pand {{.*}}(%rip), %xmm0 +; SSE41-NEXT: pand {{.*}}(%rip), %xmm0 +; SSE41-NEXT: paddb %xmm2, %xmm0 +; SSE41-NEXT: retq +; +; AVX1-LABEL: pr38658: +; AVX1: # %bb.0: +; AVX1-NEXT: vmovdqa {{.*#+}} xmm1 = [8,8,8,8,8,8,8,8] +; AVX1-NEXT: vpsllw $12, %xmm1, %xmm2 +; AVX1-NEXT: vpsllw $4, %xmm1, %xmm1 +; AVX1-NEXT: vpor %xmm2, %xmm1, %xmm1 +; AVX1-NEXT: vpaddw %xmm1, %xmm1, %xmm2 +; AVX1-NEXT: vpshufd {{.*#+}} xmm3 = xmm0[2,3,0,1] +; AVX1-NEXT: vpmovsxbw %xmm3, %xmm3 +; AVX1-NEXT: vpmullw {{.*}}(%rip), %xmm3, %xmm3 +; AVX1-NEXT: vpsrlw $8, %xmm3, %xmm4 +; AVX1-NEXT: vpblendvb %xmm1, %xmm4, %xmm3, %xmm1 +; AVX1-NEXT: vpsrlw $4, %xmm1, %xmm3 +; AVX1-NEXT: vpblendvb %xmm2, %xmm3, %xmm1, %xmm1 +; AVX1-NEXT: vpsrlw $2, %xmm1, %xmm3 +; AVX1-NEXT: vpaddw %xmm2, %xmm2, %xmm2 +; AVX1-NEXT: vpblendvb %xmm2, %xmm3, %xmm1, %xmm1 +; AVX1-NEXT: vpsrlw $1, %xmm1, %xmm3 +; AVX1-NEXT: vpaddw %xmm2, %xmm2, %xmm2 +; AVX1-NEXT: vpblendvb %xmm2, %xmm3, %xmm1, %xmm1 +; AVX1-NEXT: vpxor %xmm2, %xmm2, %xmm2 +; AVX1-NEXT: vpackuswb %xmm1, %xmm2, %xmm1 +; AVX1-NEXT: vpaddb %xmm0, %xmm1, %xmm0 +; AVX1-NEXT: vpunpckhbw {{.*#+}} xmm1 = xmm0[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15] +; AVX1-NEXT: vpsraw $8, %xmm1, %xmm1 +; AVX1-NEXT: vpsllw $6, %xmm1, %xmm2 +; AVX1-NEXT: vpsllw $8, %xmm1, %xmm1 +; AVX1-NEXT: vpblendw {{.*#+}} xmm1 = xmm1[0,1,2,3,4,5,6],xmm2[7] +; AVX1-NEXT: vpsrlw $8, %xmm1, %xmm1 +; AVX1-NEXT: vpunpcklbw {{.*#+}} xmm2 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7] +; AVX1-NEXT: vpsraw $8, %xmm2, %xmm2 +; AVX1-NEXT: vpsllw $8, %xmm2, %xmm2 +; AVX1-NEXT: vpsrlw $8, %xmm2, %xmm2 +; AVX1-NEXT: vpackuswb %xmm1, %xmm2, %xmm1 +; AVX1-NEXT: vpsrlw $7, %xmm0, %xmm0 +; AVX1-NEXT: vpand {{.*}}(%rip), %xmm0, %xmm0 +; AVX1-NEXT: vpand {{.*}}(%rip), %xmm0, %xmm0 +; AVX1-NEXT: vpaddb %xmm0, %xmm1, %xmm0 +; AVX1-NEXT: retq +; +; AVX2-LABEL: pr38658: +; AVX2: # %bb.0: +; AVX2-NEXT: vpmovsxbw %xmm0, %ymm1 +; AVX2-NEXT: vpmullw {{.*}}(%rip), %ymm1, %ymm1 +; AVX2-NEXT: vpsrlw $8, %ymm1, %ymm1 +; AVX2-NEXT: vextracti128 $1, %ymm1, %xmm2 +; AVX2-NEXT: vpackuswb %xmm2, %xmm1, %xmm1 +; AVX2-NEXT: vpaddb %xmm0, %xmm1, %xmm0 +; AVX2-NEXT: vpmovsxbw %xmm0, %ymm1 +; AVX2-NEXT: vpmullw {{.*}}(%rip), %ymm1, %ymm1 +; AVX2-NEXT: vpsrlw $8, %ymm1, %ymm1 +; AVX2-NEXT: vextracti128 $1, %ymm1, %xmm2 +; AVX2-NEXT: vpackuswb %xmm2, %xmm1, %xmm1 +; AVX2-NEXT: vpsrlw $7, %xmm0, %xmm0 +; AVX2-NEXT: vpand {{.*}}(%rip), %xmm0, %xmm0 +; AVX2-NEXT: vpand {{.*}}(%rip), %xmm0, %xmm0 +; AVX2-NEXT: vpaddb %xmm0, %xmm1, %xmm0 +; AVX2-NEXT: vzeroupper +; AVX2-NEXT: retq +; +; AVX512F-LABEL: pr38658: +; AVX512F: # %bb.0: +; AVX512F-NEXT: vpmovsxbw %xmm0, %ymm1 +; AVX512F-NEXT: vpmullw {{.*}}(%rip), %ymm1, %ymm1 +; AVX512F-NEXT: vpsrlw $8, %ymm1, %ymm1 +; AVX512F-NEXT: vextracti128 $1, %ymm1, %xmm2 +; AVX512F-NEXT: vpackuswb %xmm2, %xmm1, %xmm1 +; AVX512F-NEXT: vpaddb %xmm0, %xmm1, %xmm0 +; AVX512F-NEXT: vpsrlw $7, %xmm0, %xmm1 +; AVX512F-NEXT: vpand {{.*}}(%rip), %xmm1, %xmm1 +; AVX512F-NEXT: vpand {{.*}}(%rip), %xmm1, %xmm1 +; AVX512F-NEXT: vpmovsxbd %xmm0, %zmm0 +; AVX512F-NEXT: vpsravd {{.*}}(%rip), %zmm0, %zmm0 +; AVX512F-NEXT: vpmovdb %zmm0, %xmm0 +; AVX512F-NEXT: vpaddb %xmm1, %xmm0, %xmm0 +; AVX512F-NEXT: vzeroupper +; AVX512F-NEXT: retq +; +; AVX512BW-LABEL: pr38658: +; AVX512BW: # %bb.0: +; AVX512BW-NEXT: vpmovsxbw %xmm0, %ymm1 +; AVX512BW-NEXT: vpmullw {{.*}}(%rip), %ymm1, %ymm1 +; AVX512BW-NEXT: vpsrlw $8, %ymm1, %ymm1 +; AVX512BW-NEXT: vpmovwb %ymm1, %xmm1 +; AVX512BW-NEXT: vpaddb %xmm0, %xmm1, %xmm0 +; AVX512BW-NEXT: vpsrlw $7, %xmm0, %xmm1 +; AVX512BW-NEXT: vpand {{.*}}(%rip), %xmm1, %xmm1 +; AVX512BW-NEXT: vpand {{.*}}(%rip), %xmm1, %xmm1 +; AVX512BW-NEXT: vpmovsxbw %xmm0, %ymm0 +; AVX512BW-NEXT: vpsravw {{.*}}(%rip), %ymm0, %ymm0 +; AVX512BW-NEXT: vpmovwb %ymm0, %xmm0 +; AVX512BW-NEXT: vpaddb %xmm1, %xmm0, %xmm0 +; AVX512BW-NEXT: vzeroupper +; AVX512BW-NEXT: retq +; +; XOP-LABEL: pr38658: +; XOP: # %bb.0: +; XOP-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[2,3,0,1] +; XOP-NEXT: vpmovsxbw %xmm1, %xmm1 +; XOP-NEXT: vpmullw {{.*}}(%rip), %xmm1, %xmm1 +; XOP-NEXT: vpxor %xmm2, %xmm2, %xmm2 +; XOP-NEXT: vpperm {{.*#+}} xmm1 = xmm2[1,3,5,7,9,11,13,15],xmm1[1,3,5,7,9,11,13,15] +; XOP-NEXT: vpaddb %xmm0, %xmm1, %xmm0 +; XOP-NEXT: vpshab {{.*}}(%rip), %xmm0, %xmm1 +; XOP-NEXT: vpshlb {{.*}}(%rip), %xmm0, %xmm0 +; XOP-NEXT: vpand {{.*}}(%rip), %xmm0, %xmm0 +; XOP-NEXT: vpaddb %xmm0, %xmm1, %xmm0 +; XOP-NEXT: retq + %1 = sdiv <16 x i8> %x, + ret <16 x i8> %1 +} -- 2.7.4