Index: include/llvm/CodeGen/TargetLowering.h =================================================================== --- include/llvm/CodeGen/TargetLowering.h +++ include/llvm/CodeGen/TargetLowering.h @@ -1700,6 +1700,15 @@ return false; } + /// Return true if it is profitable to transform an integer + /// multiplication-by-constant into simpler operations like shifts and adds. + /// This may be true if the target does not directly support the + /// multiplication operation for the specified type or the sequence of simpler + /// ops is faster than the multiply. + virtual bool decomposeMulByConstant(EVT VT, SDValue C) const { + return false; + } + //===--------------------------------------------------------------------===// // TargetLowering Configuration Methods - These methods should be invoked by // the derived class constructor to configure this object for the target. Index: lib/CodeGen/SelectionDAG/DAGCombiner.cpp =================================================================== --- lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -2931,6 +2931,32 @@ getShiftAmountTy(N0.getValueType())))); } + // Try to transform multiply-by-(power-of-2 +/- 1) into shift and add/sub. + // Examples: x * 33 --> (x << 5) + x + // x * 15 --> (x << 4) - x + if (N1IsConst && TLI.decomposeMulByConstant(VT, N1)) { + // TODO: Negative constants can be handled by negating the result. + // TODO: We could handle more general decomposition of any constant by + // having the target set a limit on number of ops and making a + // callback to determine that sequence (similar to sqrt expansion). + unsigned MathOp = ISD::DELETED_NODE; + if ((ConstValue1 - 1).isPowerOf2()) + MathOp = ISD::ADD; + else if ((ConstValue1 + 1).isPowerOf2()) + MathOp = ISD::SUB; + + if (MathOp != ISD::DELETED_NODE) { + unsigned ShAmt = MathOp == ISD::ADD ? (ConstValue1 - 1).logBase2() + : (ConstValue1 + 1).logBase2(); + assert(ShAmt > 0 && ShAmt < VT.getScalarSizeInBits() && + "Not expecting multiply-by-constant that could have simplified"); + SDLoc DL(N); + SDValue Shl = DAG.getNode(ISD::SHL, DL, VT, N0, + DAG.getConstant(ShAmt, DL, VT)); + return DAG.getNode(MathOp, DL, VT, Shl, N0); + } + } + // (mul (shl X, c1), c2) -> (mul X, c2 << c1) if (N0.getOpcode() == ISD::SHL && isConstantOrConstantVector(N1, /* NoOpaques */ true) && Index: lib/Target/X86/X86ISelLowering.h =================================================================== --- lib/Target/X86/X86ISelLowering.h +++ lib/Target/X86/X86ISelLowering.h @@ -1034,6 +1034,8 @@ bool convertSelectOfConstantsToMath(EVT VT) const override; + bool decomposeMulByConstant(EVT VT, SDValue C) const override; + /// Return true if EXTRACT_SUBVECTOR is cheap for this result type /// with this index. bool isExtractSubvectorCheap(EVT ResVT, EVT SrcVT, Index: lib/Target/X86/X86ISelLowering.cpp =================================================================== --- lib/Target/X86/X86ISelLowering.cpp +++ lib/Target/X86/X86ISelLowering.cpp @@ -4722,6 +4722,23 @@ return true; } +bool X86TargetLowering::decomposeMulByConstant(EVT VT, SDValue C) const { + // TODO: We handle scalars using custom code, but generic combining could make + // that unnecessary. + APInt MulC; + if (!ISD::isConstantSplatVector(C.getNode(), MulC)) + return false; + + // If vector multiply is legal, assume that's faster than shl + add/sub. + // TODO: Multiply is a complex op with higher latency and lower througput in + // most implementations, so this check could be loosened based on type + // and/or a CPU attribute. + if (isOperationLegal(ISD::MUL, VT)) + return false; + + return (MulC + 1).isPowerOf2() || (MulC - 1).isPowerOf2(); +} + bool X86TargetLowering::isExtractSubvectorCheap(EVT ResVT, EVT SrcVT, unsigned Index) const { if (!isOperationLegalOrCustom(ISD::EXTRACT_SUBVECTOR, ResVT)) Index: test/CodeGen/X86/urem-seteq-vec-nonsplat.ll =================================================================== --- test/CodeGen/X86/urem-seteq-vec-nonsplat.ll +++ test/CodeGen/X86/urem-seteq-vec-nonsplat.ll @@ -524,14 +524,10 @@ ; CHECK-SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm3[1,3,2,3] ; CHECK-SSE2-NEXT: punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1] ; CHECK-SSE2-NEXT: psrld $2, %xmm2 -; CHECK-SSE2-NEXT: movdqa {{.*#+}} xmm1 = [5,5,5,5] -; CHECK-SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm2[1,1,3,3] -; CHECK-SSE2-NEXT: pmuludq %xmm1, %xmm2 -; CHECK-SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm2[0,2,2,3] -; CHECK-SSE2-NEXT: pmuludq %xmm1, %xmm3 -; CHECK-SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm3[0,2,2,3] -; CHECK-SSE2-NEXT: punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1] -; CHECK-SSE2-NEXT: psubd %xmm2, %xmm0 +; CHECK-SSE2-NEXT: movdqa %xmm2, %xmm1 +; CHECK-SSE2-NEXT: pslld $2, %xmm1 +; CHECK-SSE2-NEXT: paddd %xmm2, %xmm1 +; CHECK-SSE2-NEXT: psubd %xmm1, %xmm0 ; CHECK-SSE2-NEXT: pcmpeqd {{.*}}(%rip), %xmm0 ; CHECK-SSE2-NEXT: psrld $31, %xmm0 ; CHECK-SSE2-NEXT: retq @@ -728,14 +724,10 @@ ; CHECK-SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm3[1,3,2,3] ; CHECK-SSE2-NEXT: punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1] ; CHECK-SSE2-NEXT: psrld $2, %xmm2 -; CHECK-SSE2-NEXT: movdqa {{.*#+}} xmm1 = [5,5,5,5] -; CHECK-SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm2[1,1,3,3] -; CHECK-SSE2-NEXT: pmuludq %xmm1, %xmm2 -; CHECK-SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm2[0,2,2,3] -; CHECK-SSE2-NEXT: pmuludq %xmm1, %xmm3 -; CHECK-SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm3[0,2,2,3] -; CHECK-SSE2-NEXT: punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1] -; CHECK-SSE2-NEXT: psubd %xmm2, %xmm0 +; CHECK-SSE2-NEXT: movdqa %xmm2, %xmm1 +; CHECK-SSE2-NEXT: pslld $2, %xmm1 +; CHECK-SSE2-NEXT: paddd %xmm2, %xmm1 +; CHECK-SSE2-NEXT: psubd %xmm1, %xmm0 ; CHECK-SSE2-NEXT: pxor %xmm1, %xmm1 ; CHECK-SSE2-NEXT: pcmpeqd %xmm1, %xmm0 ; CHECK-SSE2-NEXT: psrld $31, %xmm0 Index: test/CodeGen/X86/urem-seteq-vec-splat.ll =================================================================== --- test/CodeGen/X86/urem-seteq-vec-splat.ll +++ test/CodeGen/X86/urem-seteq-vec-splat.ll @@ -19,14 +19,10 @@ ; CHECK-SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm3[1,3,2,3] ; CHECK-SSE2-NEXT: punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1] ; CHECK-SSE2-NEXT: psrld $2, %xmm2 -; CHECK-SSE2-NEXT: movdqa {{.*#+}} xmm1 = [5,5,5,5] -; CHECK-SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm2[1,1,3,3] -; CHECK-SSE2-NEXT: pmuludq %xmm1, %xmm2 -; CHECK-SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm2[0,2,2,3] -; CHECK-SSE2-NEXT: pmuludq %xmm1, %xmm3 -; CHECK-SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm3[0,2,2,3] -; CHECK-SSE2-NEXT: punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1] -; CHECK-SSE2-NEXT: psubd %xmm2, %xmm0 +; CHECK-SSE2-NEXT: movdqa %xmm2, %xmm1 +; CHECK-SSE2-NEXT: pslld $2, %xmm1 +; CHECK-SSE2-NEXT: paddd %xmm2, %xmm1 +; CHECK-SSE2-NEXT: psubd %xmm1, %xmm0 ; CHECK-SSE2-NEXT: pxor %xmm1, %xmm1 ; CHECK-SSE2-NEXT: pcmpeqd %xmm1, %xmm0 ; CHECK-SSE2-NEXT: psrld $31, %xmm0 @@ -116,14 +112,10 @@ ; CHECK-SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm3[1,3,2,3] ; CHECK-SSE2-NEXT: punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1] ; CHECK-SSE2-NEXT: psrld $2, %xmm2 -; CHECK-SSE2-NEXT: movdqa {{.*#+}} xmm1 = [5,5,5,5] -; CHECK-SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm2[1,1,3,3] -; CHECK-SSE2-NEXT: pmuludq %xmm1, %xmm2 -; CHECK-SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm2[0,2,2,3] -; CHECK-SSE2-NEXT: pmuludq %xmm1, %xmm3 -; CHECK-SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm3[0,2,2,3] -; CHECK-SSE2-NEXT: punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1] -; CHECK-SSE2-NEXT: psubd %xmm2, %xmm0 +; CHECK-SSE2-NEXT: movdqa %xmm2, %xmm1 +; CHECK-SSE2-NEXT: pslld $2, %xmm1 +; CHECK-SSE2-NEXT: paddd %xmm2, %xmm1 +; CHECK-SSE2-NEXT: psubd %xmm1, %xmm0 ; CHECK-SSE2-NEXT: pxor %xmm1, %xmm1 ; CHECK-SSE2-NEXT: pcmpeqd %xmm1, %xmm0 ; CHECK-SSE2-NEXT: psrld $31, %xmm0 Index: test/CodeGen/X86/vector-idiv-sdiv-128.ll =================================================================== --- test/CodeGen/X86/vector-idiv-sdiv-128.ll +++ test/CodeGen/X86/vector-idiv-sdiv-128.ll @@ -396,14 +396,10 @@ ; SSE2-NEXT: psrld $31, %xmm1 ; SSE2-NEXT: psrad $2, %xmm2 ; SSE2-NEXT: paddd %xmm1, %xmm2 -; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [7,7,7,7] -; SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm2[1,1,3,3] -; SSE2-NEXT: pmuludq %xmm1, %xmm2 -; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm2[0,2,2,3] -; SSE2-NEXT: pmuludq %xmm1, %xmm3 -; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm3[0,2,2,3] -; SSE2-NEXT: punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1] -; SSE2-NEXT: psubd %xmm2, %xmm0 +; SSE2-NEXT: movdqa %xmm2, %xmm1 +; SSE2-NEXT: pslld $3, %xmm1 +; SSE2-NEXT: psubd %xmm1, %xmm2 +; SSE2-NEXT: paddd %xmm2, %xmm0 ; SSE2-NEXT: retq ; ; SSE41-LABEL: test_rem7_4i32: @@ -511,16 +507,11 @@ ; SSE2-NEXT: pand {{.*}}(%rip), %xmm1 ; SSE2-NEXT: paddb %xmm2, %xmm1 ; SSE2-NEXT: movdqa %xmm1, %xmm2 -; SSE2-NEXT: punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm0[8],xmm2[9],xmm0[9],xmm2[10],xmm0[10],xmm2[11],xmm0[11],xmm2[12],xmm0[12],xmm2[13],xmm0[13],xmm2[14],xmm0[14],xmm2[15],xmm0[15] -; SSE2-NEXT: movdqa {{.*#+}} xmm3 = [7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7] -; SSE2-NEXT: pmullw %xmm3, %xmm2 -; SSE2-NEXT: movdqa {{.*#+}} xmm4 = [255,255,255,255,255,255,255,255] -; SSE2-NEXT: pand %xmm4, %xmm2 -; SSE2-NEXT: punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7] -; SSE2-NEXT: pmullw %xmm3, %xmm1 -; SSE2-NEXT: pand %xmm4, %xmm1 -; SSE2-NEXT: packuswb %xmm2, %xmm1 -; SSE2-NEXT: psubb %xmm1, %xmm0 +; SSE2-NEXT: psllw $3, %xmm2 +; SSE2-NEXT: pand {{.*}}(%rip), %xmm2 +; SSE2-NEXT: psubb %xmm2, %xmm1 +; SSE2-NEXT: paddb %xmm0, %xmm1 +; SSE2-NEXT: movdqa %xmm1, %xmm0 ; SSE2-NEXT: retq ; ; SSE41-LABEL: test_rem7_16i8: @@ -544,16 +535,11 @@ ; SSE41-NEXT: psrlw $7, %xmm1 ; SSE41-NEXT: pand {{.*}}(%rip), %xmm1 ; SSE41-NEXT: paddb %xmm2, %xmm1 -; SSE41-NEXT: pmovzxbw {{.*#+}} xmm2 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero -; SSE41-NEXT: punpckhbw {{.*#+}} xmm1 = xmm1[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15] -; SSE41-NEXT: movdqa {{.*#+}} xmm3 = [7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7] -; SSE41-NEXT: pmullw %xmm3, %xmm1 -; SSE41-NEXT: movdqa {{.*#+}} xmm4 = [255,255,255,255,255,255,255,255] -; SSE41-NEXT: pand %xmm4, %xmm1 -; SSE41-NEXT: pmullw %xmm3, %xmm2 -; SSE41-NEXT: pand %xmm4, %xmm2 -; SSE41-NEXT: packuswb %xmm1, %xmm2 -; SSE41-NEXT: psubb %xmm2, %xmm0 +; SSE41-NEXT: movdqa %xmm1, %xmm2 +; SSE41-NEXT: psllw $3, %xmm2 +; SSE41-NEXT: pand {{.*}}(%rip), %xmm2 +; SSE41-NEXT: psubb %xmm2, %xmm1 +; SSE41-NEXT: paddb %xmm1, %xmm0 ; SSE41-NEXT: retq ; ; AVX1-LABEL: test_rem7_16i8: @@ -576,16 +562,10 @@ ; AVX1-NEXT: vpsrlw $7, %xmm1, %xmm1 ; AVX1-NEXT: vpand {{.*}}(%rip), %xmm1, %xmm1 ; AVX1-NEXT: vpaddb %xmm1, %xmm2, %xmm1 -; AVX1-NEXT: vpunpckhbw {{.*#+}} xmm2 = xmm1[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15] -; AVX1-NEXT: vmovdqa {{.*#+}} xmm3 = [7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7] -; AVX1-NEXT: vpmullw %xmm3, %xmm2, %xmm2 -; AVX1-NEXT: vmovdqa {{.*#+}} xmm4 = [255,255,255,255,255,255,255,255] -; AVX1-NEXT: vpand %xmm4, %xmm2, %xmm2 -; AVX1-NEXT: vpmovzxbw {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero -; AVX1-NEXT: vpmullw %xmm3, %xmm1, %xmm1 -; AVX1-NEXT: vpand %xmm4, %xmm1, %xmm1 -; AVX1-NEXT: vpackuswb %xmm2, %xmm1, %xmm1 -; AVX1-NEXT: vpsubb %xmm1, %xmm0, %xmm0 +; AVX1-NEXT: vpsllw $3, %xmm1, %xmm2 +; AVX1-NEXT: vpand {{.*}}(%rip), %xmm2, %xmm2 +; AVX1-NEXT: vpsubb %xmm2, %xmm1, %xmm1 +; AVX1-NEXT: vpaddb %xmm1, %xmm0, %xmm0 ; AVX1-NEXT: retq ; ; AVX2NOBW-LABEL: test_rem7_16i8: @@ -604,14 +584,10 @@ ; AVX2NOBW-NEXT: vpsrlw $7, %xmm1, %xmm1 ; AVX2NOBW-NEXT: vpand {{.*}}(%rip), %xmm1, %xmm1 ; AVX2NOBW-NEXT: vpaddb %xmm1, %xmm2, %xmm1 -; AVX2NOBW-NEXT: vpmovsxbw %xmm1, %ymm1 -; AVX2NOBW-NEXT: vpmullw {{.*}}(%rip), %ymm1, %ymm1 -; AVX2NOBW-NEXT: vextracti128 $1, %ymm1, %xmm2 -; AVX2NOBW-NEXT: vmovdqa {{.*#+}} xmm3 = <0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u> -; AVX2NOBW-NEXT: vpshufb %xmm3, %xmm2, %xmm2 -; AVX2NOBW-NEXT: vpshufb %xmm3, %xmm1, %xmm1 -; AVX2NOBW-NEXT: vpunpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm2[0] -; AVX2NOBW-NEXT: vpsubb %xmm1, %xmm0, %xmm0 +; AVX2NOBW-NEXT: vpsllw $3, %xmm1, %xmm2 +; AVX2NOBW-NEXT: vpand {{.*}}(%rip), %xmm2, %xmm2 +; AVX2NOBW-NEXT: vpsubb %xmm2, %xmm1, %xmm1 +; AVX2NOBW-NEXT: vpaddb %xmm1, %xmm0, %xmm0 ; AVX2NOBW-NEXT: vzeroupper ; AVX2NOBW-NEXT: retq ; @@ -630,10 +606,10 @@ ; AVX512BW-NEXT: vpsrlw $7, %xmm1, %xmm1 ; AVX512BW-NEXT: vpand {{.*}}(%rip), %xmm1, %xmm1 ; AVX512BW-NEXT: vpaddb %xmm1, %xmm2, %xmm1 -; AVX512BW-NEXT: vpmovsxbw %xmm1, %ymm1 -; AVX512BW-NEXT: vpmullw {{.*}}(%rip), %ymm1, %ymm1 -; AVX512BW-NEXT: vpmovwb %zmm1, %ymm1 -; AVX512BW-NEXT: vpsubb %xmm1, %xmm0, %xmm0 +; AVX512BW-NEXT: vpsllw $3, %xmm1, %xmm2 +; AVX512BW-NEXT: vpand {{.*}}(%rip), %xmm2, %xmm2 +; AVX512BW-NEXT: vpsubb %xmm2, %xmm1, %xmm1 +; AVX512BW-NEXT: vpaddb %xmm1, %xmm0, %xmm0 ; AVX512BW-NEXT: vzeroupper ; AVX512BW-NEXT: retq %res = srem <16 x i8> %a, Index: test/CodeGen/X86/vector-idiv-sdiv-256.ll =================================================================== --- test/CodeGen/X86/vector-idiv-sdiv-256.ll +++ test/CodeGen/X86/vector-idiv-sdiv-256.ll @@ -369,9 +369,9 @@ ; AVX1-NEXT: vpsrld $31, %xmm2, %xmm4 ; AVX1-NEXT: vpsrad $2, %xmm2, %xmm2 ; AVX1-NEXT: vpaddd %xmm4, %xmm2, %xmm2 -; AVX1-NEXT: vmovdqa {{.*#+}} xmm4 = [7,7,7,7] -; AVX1-NEXT: vpmulld %xmm4, %xmm2, %xmm2 -; AVX1-NEXT: vpsubd %xmm2, %xmm1, %xmm1 +; AVX1-NEXT: vpslld $3, %xmm2, %xmm4 +; AVX1-NEXT: vpsubd %xmm4, %xmm2, %xmm2 +; AVX1-NEXT: vpaddd %xmm2, %xmm1, %xmm1 ; AVX1-NEXT: vpshufd {{.*#+}} xmm2 = xmm0[1,1,3,3] ; AVX1-NEXT: vpmuldq %xmm3, %xmm2, %xmm2 ; AVX1-NEXT: vpmuldq %xmm3, %xmm0, %xmm3 @@ -381,8 +381,9 @@ ; AVX1-NEXT: vpsrld $31, %xmm2, %xmm3 ; AVX1-NEXT: vpsrad $2, %xmm2, %xmm2 ; AVX1-NEXT: vpaddd %xmm3, %xmm2, %xmm2 -; AVX1-NEXT: vpmulld %xmm4, %xmm2, %xmm2 -; AVX1-NEXT: vpsubd %xmm2, %xmm0, %xmm0 +; AVX1-NEXT: vpslld $3, %xmm2, %xmm3 +; AVX1-NEXT: vpsubd %xmm3, %xmm2, %xmm2 +; AVX1-NEXT: vpaddd %xmm2, %xmm0, %xmm0 ; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0 ; AVX1-NEXT: retq ; @@ -415,15 +416,16 @@ ; AVX1-NEXT: vpsrlw $15, %xmm3, %xmm4 ; AVX1-NEXT: vpsraw $1, %xmm3, %xmm3 ; AVX1-NEXT: vpaddw %xmm4, %xmm3, %xmm3 -; AVX1-NEXT: vmovdqa {{.*#+}} xmm4 = [7,7,7,7,7,7,7,7] -; AVX1-NEXT: vpmullw %xmm4, %xmm3, %xmm3 -; AVX1-NEXT: vpsubw %xmm3, %xmm1, %xmm1 +; AVX1-NEXT: vpsllw $3, %xmm3, %xmm4 +; AVX1-NEXT: vpsubw %xmm4, %xmm3, %xmm3 +; AVX1-NEXT: vpaddw %xmm3, %xmm1, %xmm1 ; AVX1-NEXT: vpmulhw %xmm2, %xmm0, %xmm2 ; AVX1-NEXT: vpsrlw $15, %xmm2, %xmm3 ; AVX1-NEXT: vpsraw $1, %xmm2, %xmm2 ; AVX1-NEXT: vpaddw %xmm3, %xmm2, %xmm2 -; AVX1-NEXT: vpmullw %xmm4, %xmm2, %xmm2 -; AVX1-NEXT: vpsubw %xmm2, %xmm0, %xmm0 +; AVX1-NEXT: vpsllw $3, %xmm2, %xmm3 +; AVX1-NEXT: vpsubw %xmm3, %xmm2, %xmm2 +; AVX1-NEXT: vpaddw %xmm2, %xmm0, %xmm0 ; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0 ; AVX1-NEXT: retq ; @@ -443,62 +445,53 @@ define <32 x i8> @test_rem7_32i8(<32 x i8> %a) nounwind { ; AVX1-LABEL: test_rem7_32i8: ; AVX1: # %bb.0: -; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm2 -; AVX1-NEXT: vpmovsxbw %xmm2, %xmm3 -; AVX1-NEXT: vmovdqa {{.*#+}} xmm1 = [65427,65427,65427,65427,65427,65427,65427,65427] -; AVX1-NEXT: vpmullw %xmm1, %xmm3, %xmm3 -; AVX1-NEXT: vpsrlw $8, %xmm3, %xmm3 -; AVX1-NEXT: vpshufd {{.*#+}} xmm4 = xmm2[2,3,0,1] +; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1 +; AVX1-NEXT: vpmovsxbw %xmm1, %xmm2 +; AVX1-NEXT: vmovdqa {{.*#+}} xmm3 = [65427,65427,65427,65427,65427,65427,65427,65427] +; AVX1-NEXT: vpmullw %xmm3, %xmm2, %xmm2 +; AVX1-NEXT: vpsrlw $8, %xmm2, %xmm2 +; AVX1-NEXT: vpshufd {{.*#+}} xmm4 = xmm1[2,3,0,1] ; AVX1-NEXT: vpmovsxbw %xmm4, %xmm4 -; AVX1-NEXT: vpmullw %xmm1, %xmm4, %xmm4 +; AVX1-NEXT: vpmullw %xmm3, %xmm4, %xmm4 ; AVX1-NEXT: vpsrlw $8, %xmm4, %xmm4 -; AVX1-NEXT: vpackuswb %xmm4, %xmm3, %xmm3 -; AVX1-NEXT: vpaddb %xmm2, %xmm3, %xmm3 -; AVX1-NEXT: vpsrlw $7, %xmm3, %xmm4 +; AVX1-NEXT: vpackuswb %xmm4, %xmm2, %xmm2 +; AVX1-NEXT: vpaddb %xmm1, %xmm2, %xmm2 +; AVX1-NEXT: vpsrlw $7, %xmm2, %xmm4 ; AVX1-NEXT: vmovdqa {{.*#+}} xmm8 = [1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1] ; AVX1-NEXT: vpand %xmm8, %xmm4, %xmm4 -; AVX1-NEXT: vpsrlw $2, %xmm3, %xmm3 -; AVX1-NEXT: vmovdqa {{.*#+}} xmm9 = [63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63] -; AVX1-NEXT: vpand %xmm9, %xmm3, %xmm3 +; AVX1-NEXT: vpsrlw $2, %xmm2, %xmm2 +; AVX1-NEXT: vmovdqa {{.*#+}} xmm6 = [63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63] +; AVX1-NEXT: vpand %xmm6, %xmm2, %xmm2 ; AVX1-NEXT: vmovdqa {{.*#+}} xmm7 = [32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32] -; AVX1-NEXT: vpxor %xmm7, %xmm3, %xmm3 -; AVX1-NEXT: vpsubb %xmm7, %xmm3, %xmm3 -; AVX1-NEXT: vpaddb %xmm4, %xmm3, %xmm3 -; AVX1-NEXT: vpunpckhbw {{.*#+}} xmm4 = xmm3[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15] -; AVX1-NEXT: vmovdqa {{.*#+}} xmm5 = [7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7] -; AVX1-NEXT: vpmullw %xmm5, %xmm4, %xmm4 -; AVX1-NEXT: vmovdqa {{.*#+}} xmm6 = [255,255,255,255,255,255,255,255] -; AVX1-NEXT: vpand %xmm6, %xmm4, %xmm4 -; AVX1-NEXT: vpmovzxbw {{.*#+}} xmm3 = xmm3[0],zero,xmm3[1],zero,xmm3[2],zero,xmm3[3],zero,xmm3[4],zero,xmm3[5],zero,xmm3[6],zero,xmm3[7],zero -; AVX1-NEXT: vpmullw %xmm5, %xmm3, %xmm3 -; AVX1-NEXT: vpand %xmm6, %xmm3, %xmm3 -; AVX1-NEXT: vpackuswb %xmm4, %xmm3, %xmm3 -; AVX1-NEXT: vpsubb %xmm3, %xmm2, %xmm2 -; AVX1-NEXT: vpmovsxbw %xmm0, %xmm3 -; AVX1-NEXT: vpmullw %xmm1, %xmm3, %xmm3 -; AVX1-NEXT: vpsrlw $8, %xmm3, %xmm3 +; AVX1-NEXT: vpxor %xmm7, %xmm2, %xmm2 +; AVX1-NEXT: vpsubb %xmm7, %xmm2, %xmm2 +; AVX1-NEXT: vpaddb %xmm4, %xmm2, %xmm2 +; AVX1-NEXT: vpsllw $3, %xmm2, %xmm4 +; AVX1-NEXT: vmovdqa {{.*#+}} xmm5 = [248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248] +; AVX1-NEXT: vpand %xmm5, %xmm4, %xmm4 +; AVX1-NEXT: vpsubb %xmm4, %xmm2, %xmm2 +; AVX1-NEXT: vpaddb %xmm2, %xmm1, %xmm1 +; AVX1-NEXT: vpmovsxbw %xmm0, %xmm2 +; AVX1-NEXT: vpmullw %xmm3, %xmm2, %xmm2 +; AVX1-NEXT: vpsrlw $8, %xmm2, %xmm2 ; AVX1-NEXT: vpshufd {{.*#+}} xmm4 = xmm0[2,3,0,1] ; AVX1-NEXT: vpmovsxbw %xmm4, %xmm4 -; AVX1-NEXT: vpmullw %xmm1, %xmm4, %xmm1 -; AVX1-NEXT: vpsrlw $8, %xmm1, %xmm1 -; AVX1-NEXT: vpackuswb %xmm1, %xmm3, %xmm1 -; AVX1-NEXT: vpaddb %xmm0, %xmm1, %xmm1 -; AVX1-NEXT: vpsrlw $7, %xmm1, %xmm3 +; AVX1-NEXT: vpmullw %xmm3, %xmm4, %xmm3 +; AVX1-NEXT: vpsrlw $8, %xmm3, %xmm3 +; AVX1-NEXT: vpackuswb %xmm3, %xmm2, %xmm2 +; AVX1-NEXT: vpaddb %xmm0, %xmm2, %xmm2 +; AVX1-NEXT: vpsrlw $7, %xmm2, %xmm3 ; AVX1-NEXT: vpand %xmm8, %xmm3, %xmm3 -; AVX1-NEXT: vpsrlw $2, %xmm1, %xmm1 -; AVX1-NEXT: vpand %xmm9, %xmm1, %xmm1 -; AVX1-NEXT: vpxor %xmm7, %xmm1, %xmm1 -; AVX1-NEXT: vpsubb %xmm7, %xmm1, %xmm1 -; AVX1-NEXT: vpaddb %xmm3, %xmm1, %xmm1 -; AVX1-NEXT: vpunpckhbw {{.*#+}} xmm3 = xmm1[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15] -; AVX1-NEXT: vpmullw %xmm5, %xmm3, %xmm3 -; AVX1-NEXT: vpand %xmm6, %xmm3, %xmm3 -; AVX1-NEXT: vpmovzxbw {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero -; AVX1-NEXT: vpmullw %xmm5, %xmm1, %xmm1 -; AVX1-NEXT: vpand %xmm6, %xmm1, %xmm1 -; AVX1-NEXT: vpackuswb %xmm3, %xmm1, %xmm1 -; AVX1-NEXT: vpsubb %xmm1, %xmm0, %xmm0 -; AVX1-NEXT: vinsertf128 $1, %xmm2, %ymm0, %ymm0 +; AVX1-NEXT: vpsrlw $2, %xmm2, %xmm2 +; AVX1-NEXT: vpand %xmm6, %xmm2, %xmm2 +; AVX1-NEXT: vpxor %xmm7, %xmm2, %xmm2 +; AVX1-NEXT: vpsubb %xmm7, %xmm2, %xmm2 +; AVX1-NEXT: vpaddb %xmm3, %xmm2, %xmm2 +; AVX1-NEXT: vpsllw $3, %xmm2, %xmm3 +; AVX1-NEXT: vpand %xmm5, %xmm3, %xmm3 +; AVX1-NEXT: vpsubb %xmm3, %xmm2, %xmm2 +; AVX1-NEXT: vpaddb %xmm2, %xmm0, %xmm0 +; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0 ; AVX1-NEXT: retq ; ; AVX2NOBW-LABEL: test_rem7_32i8: @@ -522,23 +515,10 @@ ; AVX2NOBW-NEXT: vpsrlw $7, %ymm1, %ymm1 ; AVX2NOBW-NEXT: vpand {{.*}}(%rip), %ymm1, %ymm1 ; AVX2NOBW-NEXT: vpaddb %ymm1, %ymm2, %ymm1 -; AVX2NOBW-NEXT: vextracti128 $1, %ymm1, %xmm2 -; AVX2NOBW-NEXT: vpmovsxbw %xmm2, %ymm2 -; AVX2NOBW-NEXT: vmovdqa {{.*#+}} ymm3 = [7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7] -; AVX2NOBW-NEXT: vpmullw %ymm3, %ymm2, %ymm2 -; AVX2NOBW-NEXT: vextracti128 $1, %ymm2, %xmm4 -; AVX2NOBW-NEXT: vmovdqa {{.*#+}} xmm5 = <0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u> -; AVX2NOBW-NEXT: vpshufb %xmm5, %xmm4, %xmm4 -; AVX2NOBW-NEXT: vpshufb %xmm5, %xmm2, %xmm2 -; AVX2NOBW-NEXT: vpunpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm4[0] -; AVX2NOBW-NEXT: vpmovsxbw %xmm1, %ymm1 -; AVX2NOBW-NEXT: vpmullw %ymm3, %ymm1, %ymm1 -; AVX2NOBW-NEXT: vextracti128 $1, %ymm1, %xmm3 -; AVX2NOBW-NEXT: vpshufb %xmm5, %xmm3, %xmm3 -; AVX2NOBW-NEXT: vpshufb %xmm5, %xmm1, %xmm1 -; AVX2NOBW-NEXT: vpunpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm3[0] -; AVX2NOBW-NEXT: vinserti128 $1, %xmm2, %ymm1, %ymm1 -; AVX2NOBW-NEXT: vpsubb %ymm1, %ymm0, %ymm0 +; AVX2NOBW-NEXT: vpsllw $3, %ymm1, %ymm2 +; AVX2NOBW-NEXT: vpand {{.*}}(%rip), %ymm2, %ymm2 +; AVX2NOBW-NEXT: vpsubb %ymm2, %ymm1, %ymm1 +; AVX2NOBW-NEXT: vpaddb %ymm1, %ymm0, %ymm0 ; AVX2NOBW-NEXT: retq ; ; AVX512BW-LABEL: test_rem7_32i8: @@ -556,10 +536,10 @@ ; AVX512BW-NEXT: vpsrlw $7, %ymm1, %ymm1 ; AVX512BW-NEXT: vpand {{.*}}(%rip), %ymm1, %ymm1 ; AVX512BW-NEXT: vpaddb %ymm1, %ymm2, %ymm1 -; AVX512BW-NEXT: vpmovsxbw %ymm1, %zmm1 -; AVX512BW-NEXT: vpmullw {{.*}}(%rip), %zmm1, %zmm1 -; AVX512BW-NEXT: vpmovwb %zmm1, %ymm1 -; AVX512BW-NEXT: vpsubb %ymm1, %ymm0, %ymm0 +; AVX512BW-NEXT: vpsllw $3, %ymm1, %ymm2 +; AVX512BW-NEXT: vpand {{.*}}(%rip), %ymm2, %ymm2 +; AVX512BW-NEXT: vpsubb %ymm2, %ymm1, %ymm1 +; AVX512BW-NEXT: vpaddb %ymm1, %ymm0, %ymm0 ; AVX512BW-NEXT: retq %res = srem <32 x i8> %a, ret <32 x i8> %res Index: test/CodeGen/X86/vector-idiv-sdiv-512.ll =================================================================== --- test/CodeGen/X86/vector-idiv-sdiv-512.ll +++ test/CodeGen/X86/vector-idiv-sdiv-512.ll @@ -361,66 +361,52 @@ ; AVX512F-LABEL: test_rem7_64i8: ; AVX512F: # %bb.0: ; AVX512F-NEXT: vextracti128 $1, %ymm0, %xmm2 -; AVX512F-NEXT: vpmovsxbw %xmm2, %ymm3 -; AVX512F-NEXT: vmovdqa {{.*#+}} ymm2 = [65427,65427,65427,65427,65427,65427,65427,65427,65427,65427,65427,65427,65427,65427,65427,65427] -; AVX512F-NEXT: vpmullw %ymm2, %ymm3, %ymm3 -; AVX512F-NEXT: vpsrlw $8, %ymm3, %ymm3 +; AVX512F-NEXT: vpmovsxbw %xmm2, %ymm2 +; AVX512F-NEXT: vmovdqa {{.*#+}} ymm3 = [65427,65427,65427,65427,65427,65427,65427,65427,65427,65427,65427,65427,65427,65427,65427,65427] +; AVX512F-NEXT: vpmullw %ymm3, %ymm2, %ymm2 +; AVX512F-NEXT: vpsrlw $8, %ymm2, %ymm2 ; AVX512F-NEXT: vpmovsxbw %xmm0, %ymm4 -; AVX512F-NEXT: vpmullw %ymm2, %ymm4, %ymm4 +; AVX512F-NEXT: vpmullw %ymm3, %ymm4, %ymm4 ; AVX512F-NEXT: vpsrlw $8, %ymm4, %ymm4 -; AVX512F-NEXT: vpackuswb %ymm3, %ymm4, %ymm3 -; AVX512F-NEXT: vpermq {{.*#+}} ymm3 = ymm3[0,2,1,3] -; AVX512F-NEXT: vpaddb %ymm0, %ymm3, %ymm3 -; AVX512F-NEXT: vpsrlw $7, %ymm3, %ymm5 -; AVX512F-NEXT: vmovdqa {{.*#+}} ymm4 = [1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1] -; AVX512F-NEXT: vpand %ymm4, %ymm5, %ymm7 -; AVX512F-NEXT: vpsrlw $2, %ymm3, %ymm3 -; AVX512F-NEXT: vmovdqa {{.*#+}} ymm5 = [63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63] -; AVX512F-NEXT: vpand %ymm5, %ymm3, %ymm3 -; AVX512F-NEXT: vmovdqa {{.*#+}} ymm6 = [32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32] -; AVX512F-NEXT: vpxor %ymm6, %ymm3, %ymm3 -; AVX512F-NEXT: vpsubb %ymm6, %ymm3, %ymm3 -; AVX512F-NEXT: vpaddb %ymm7, %ymm3, %ymm7 -; AVX512F-NEXT: vpmovsxbw %xmm7, %ymm8 -; AVX512F-NEXT: vmovdqa {{.*#+}} ymm3 = [7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7] -; AVX512F-NEXT: vpmullw %ymm3, %ymm8, %ymm8 -; AVX512F-NEXT: vpmovsxwd %ymm8, %zmm8 -; AVX512F-NEXT: vpmovdb %zmm8, %xmm8 -; AVX512F-NEXT: vextracti128 $1, %ymm7, %xmm7 -; AVX512F-NEXT: vpmovsxbw %xmm7, %ymm7 -; AVX512F-NEXT: vpmullw %ymm3, %ymm7, %ymm7 -; AVX512F-NEXT: vpmovsxwd %ymm7, %zmm7 -; AVX512F-NEXT: vpmovdb %zmm7, %xmm7 -; AVX512F-NEXT: vinserti128 $1, %xmm7, %ymm8, %ymm7 -; AVX512F-NEXT: vpsubb %ymm7, %ymm0, %ymm0 -; AVX512F-NEXT: vextracti128 $1, %ymm1, %xmm7 -; AVX512F-NEXT: vpmovsxbw %xmm7, %ymm7 -; AVX512F-NEXT: vpmullw %ymm2, %ymm7, %ymm7 -; AVX512F-NEXT: vpsrlw $8, %ymm7, %ymm7 -; AVX512F-NEXT: vpmovsxbw %xmm1, %ymm8 -; AVX512F-NEXT: vpmullw %ymm2, %ymm8, %ymm2 -; AVX512F-NEXT: vpsrlw $8, %ymm2, %ymm2 -; AVX512F-NEXT: vpackuswb %ymm7, %ymm2, %ymm2 +; AVX512F-NEXT: vpackuswb %ymm2, %ymm4, %ymm2 ; AVX512F-NEXT: vpermq {{.*#+}} ymm2 = ymm2[0,2,1,3] -; AVX512F-NEXT: vpaddb %ymm1, %ymm2, %ymm2 -; AVX512F-NEXT: vpsrlw $7, %ymm2, %ymm7 -; AVX512F-NEXT: vpand %ymm4, %ymm7, %ymm4 +; AVX512F-NEXT: vpaddb %ymm0, %ymm2, %ymm2 +; AVX512F-NEXT: vpsrlw $7, %ymm2, %ymm4 +; AVX512F-NEXT: vmovdqa {{.*#+}} ymm5 = [1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1] +; AVX512F-NEXT: vpand %ymm5, %ymm4, %ymm4 ; AVX512F-NEXT: vpsrlw $2, %ymm2, %ymm2 -; AVX512F-NEXT: vpand %ymm5, %ymm2, %ymm2 -; AVX512F-NEXT: vpxor %ymm6, %ymm2, %ymm2 -; AVX512F-NEXT: vpsubb %ymm6, %ymm2, %ymm2 +; AVX512F-NEXT: vmovdqa {{.*#+}} ymm6 = [63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63] +; AVX512F-NEXT: vpand %ymm6, %ymm2, %ymm2 +; AVX512F-NEXT: vmovdqa {{.*#+}} ymm7 = [32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32] +; AVX512F-NEXT: vpxor %ymm7, %ymm2, %ymm2 +; AVX512F-NEXT: vpsubb %ymm7, %ymm2, %ymm2 ; AVX512F-NEXT: vpaddb %ymm4, %ymm2, %ymm2 -; AVX512F-NEXT: vpmovsxbw %xmm2, %ymm4 -; AVX512F-NEXT: vpmullw %ymm3, %ymm4, %ymm4 -; AVX512F-NEXT: vpmovsxwd %ymm4, %zmm4 -; AVX512F-NEXT: vpmovdb %zmm4, %xmm4 -; AVX512F-NEXT: vextracti128 $1, %ymm2, %xmm2 +; AVX512F-NEXT: vpsllw $3, %ymm2, %ymm4 +; AVX512F-NEXT: vmovdqa {{.*#+}} ymm8 = [248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248] +; AVX512F-NEXT: vpand %ymm8, %ymm4, %ymm4 +; AVX512F-NEXT: vpsubb %ymm4, %ymm2, %ymm2 +; AVX512F-NEXT: vpaddb %ymm2, %ymm0, %ymm0 +; AVX512F-NEXT: vextracti128 $1, %ymm1, %xmm2 ; AVX512F-NEXT: vpmovsxbw %xmm2, %ymm2 ; AVX512F-NEXT: vpmullw %ymm3, %ymm2, %ymm2 -; AVX512F-NEXT: vpmovsxwd %ymm2, %zmm2 -; AVX512F-NEXT: vpmovdb %zmm2, %xmm2 -; AVX512F-NEXT: vinserti128 $1, %xmm2, %ymm4, %ymm2 -; AVX512F-NEXT: vpsubb %ymm2, %ymm1, %ymm1 +; AVX512F-NEXT: vpsrlw $8, %ymm2, %ymm2 +; AVX512F-NEXT: vpmovsxbw %xmm1, %ymm4 +; AVX512F-NEXT: vpmullw %ymm3, %ymm4, %ymm3 +; AVX512F-NEXT: vpsrlw $8, %ymm3, %ymm3 +; AVX512F-NEXT: vpackuswb %ymm2, %ymm3, %ymm2 +; AVX512F-NEXT: vpermq {{.*#+}} ymm2 = ymm2[0,2,1,3] +; AVX512F-NEXT: vpaddb %ymm1, %ymm2, %ymm2 +; AVX512F-NEXT: vpsrlw $7, %ymm2, %ymm3 +; AVX512F-NEXT: vpand %ymm5, %ymm3, %ymm3 +; AVX512F-NEXT: vpsrlw $2, %ymm2, %ymm2 +; AVX512F-NEXT: vpand %ymm6, %ymm2, %ymm2 +; AVX512F-NEXT: vpxor %ymm7, %ymm2, %ymm2 +; AVX512F-NEXT: vpsubb %ymm7, %ymm2, %ymm2 +; AVX512F-NEXT: vpaddb %ymm3, %ymm2, %ymm2 +; AVX512F-NEXT: vpsllw $3, %ymm2, %ymm3 +; AVX512F-NEXT: vpand %ymm8, %ymm3, %ymm3 +; AVX512F-NEXT: vpsubb %ymm3, %ymm2, %ymm2 +; AVX512F-NEXT: vpaddb %ymm2, %ymm1, %ymm1 ; AVX512F-NEXT: retq ; ; AVX512BW-LABEL: test_rem7_64i8: @@ -445,16 +431,10 @@ ; AVX512BW-NEXT: vpsrlw $7, %zmm1, %zmm1 ; AVX512BW-NEXT: vpandq {{.*}}(%rip), %zmm1, %zmm1 ; AVX512BW-NEXT: vpaddb %zmm1, %zmm2, %zmm1 -; AVX512BW-NEXT: vpmovsxbw %ymm1, %zmm2 -; AVX512BW-NEXT: vmovdqa64 {{.*#+}} zmm3 = [7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7] -; AVX512BW-NEXT: vpmullw %zmm3, %zmm2, %zmm2 -; AVX512BW-NEXT: vpmovwb %zmm2, %ymm2 -; AVX512BW-NEXT: vextracti64x4 $1, %zmm1, %ymm1 -; AVX512BW-NEXT: vpmovsxbw %ymm1, %zmm1 -; AVX512BW-NEXT: vpmullw %zmm3, %zmm1, %zmm1 -; AVX512BW-NEXT: vpmovwb %zmm1, %ymm1 -; AVX512BW-NEXT: vinserti64x4 $1, %ymm1, %zmm2, %zmm1 -; AVX512BW-NEXT: vpsubb %zmm1, %zmm0, %zmm0 +; AVX512BW-NEXT: vpsllw $3, %zmm1, %zmm2 +; AVX512BW-NEXT: vpandq {{.*}}(%rip), %zmm2, %zmm2 +; AVX512BW-NEXT: vpsubb %zmm2, %zmm1, %zmm1 +; AVX512BW-NEXT: vpaddb %zmm1, %zmm0, %zmm0 ; AVX512BW-NEXT: retq %res = srem <64 x i8> %a, ret <64 x i8> %res Index: test/CodeGen/X86/vector-idiv-udiv-128.ll =================================================================== --- test/CodeGen/X86/vector-idiv-udiv-128.ll +++ test/CodeGen/X86/vector-idiv-udiv-128.ll @@ -376,14 +376,11 @@ ; SSE2-NEXT: psrld $1, %xmm1 ; SSE2-NEXT: paddd %xmm2, %xmm1 ; SSE2-NEXT: psrld $2, %xmm1 -; SSE2-NEXT: movdqa {{.*#+}} xmm2 = [7,7,7,7] -; SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm1[1,1,3,3] -; SSE2-NEXT: pmuludq %xmm2, %xmm1 -; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3] -; SSE2-NEXT: pmuludq %xmm2, %xmm3 -; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm3[0,2,2,3] -; SSE2-NEXT: punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1] -; SSE2-NEXT: psubd %xmm1, %xmm0 +; SSE2-NEXT: movdqa %xmm1, %xmm2 +; SSE2-NEXT: pslld $3, %xmm2 +; SSE2-NEXT: psubd %xmm2, %xmm1 +; SSE2-NEXT: paddd %xmm0, %xmm1 +; SSE2-NEXT: movdqa %xmm1, %xmm0 ; SSE2-NEXT: retq ; ; SSE41-LABEL: test_rem7_4i32: @@ -489,46 +486,37 @@ ; SSE2-NEXT: psrlw $2, %xmm1 ; SSE2-NEXT: pand {{.*}}(%rip), %xmm1 ; SSE2-NEXT: movdqa %xmm1, %xmm2 -; SSE2-NEXT: punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm0[8],xmm2[9],xmm0[9],xmm2[10],xmm0[10],xmm2[11],xmm0[11],xmm2[12],xmm0[12],xmm2[13],xmm0[13],xmm2[14],xmm0[14],xmm2[15],xmm0[15] -; SSE2-NEXT: movdqa {{.*#+}} xmm3 = [7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7] -; SSE2-NEXT: pmullw %xmm3, %xmm2 -; SSE2-NEXT: movdqa {{.*#+}} xmm4 = [255,255,255,255,255,255,255,255] -; SSE2-NEXT: pand %xmm4, %xmm2 -; SSE2-NEXT: punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7] -; SSE2-NEXT: pmullw %xmm3, %xmm1 -; SSE2-NEXT: pand %xmm4, %xmm1 -; SSE2-NEXT: packuswb %xmm2, %xmm1 -; SSE2-NEXT: psubb %xmm1, %xmm0 +; SSE2-NEXT: psllw $3, %xmm2 +; SSE2-NEXT: pand {{.*}}(%rip), %xmm2 +; SSE2-NEXT: psubb %xmm2, %xmm1 +; SSE2-NEXT: paddb %xmm0, %xmm1 +; SSE2-NEXT: movdqa %xmm1, %xmm0 ; SSE2-NEXT: retq ; ; SSE41-LABEL: test_rem7_16i8: ; SSE41: # %bb.0: -; SSE41-NEXT: pmovzxbw {{.*#+}} xmm1 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero -; SSE41-NEXT: movdqa {{.*#+}} xmm2 = [37,37,37,37,37,37,37,37] -; SSE41-NEXT: pmullw %xmm2, %xmm1 -; SSE41-NEXT: psrlw $8, %xmm1 +; SSE41-NEXT: pmovzxbw {{.*#+}} xmm2 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero +; SSE41-NEXT: movdqa {{.*#+}} xmm1 = [37,37,37,37,37,37,37,37] +; SSE41-NEXT: pmullw %xmm1, %xmm2 +; SSE41-NEXT: psrlw $8, %xmm2 ; SSE41-NEXT: pshufd {{.*#+}} xmm3 = xmm0[2,3,0,1] ; SSE41-NEXT: pmovzxbw {{.*#+}} xmm3 = xmm3[0],zero,xmm3[1],zero,xmm3[2],zero,xmm3[3],zero,xmm3[4],zero,xmm3[5],zero,xmm3[6],zero,xmm3[7],zero -; SSE41-NEXT: pmullw %xmm2, %xmm3 +; SSE41-NEXT: pmullw %xmm1, %xmm3 ; SSE41-NEXT: psrlw $8, %xmm3 -; SSE41-NEXT: packuswb %xmm3, %xmm1 -; SSE41-NEXT: movdqa %xmm0, %xmm2 -; SSE41-NEXT: psubb %xmm1, %xmm2 -; SSE41-NEXT: psrlw $1, %xmm2 -; SSE41-NEXT: pand {{.*}}(%rip), %xmm2 -; SSE41-NEXT: paddb %xmm1, %xmm2 -; SSE41-NEXT: psrlw $2, %xmm2 +; SSE41-NEXT: packuswb %xmm3, %xmm2 +; SSE41-NEXT: movdqa %xmm0, %xmm1 +; SSE41-NEXT: psubb %xmm2, %xmm1 +; SSE41-NEXT: psrlw $1, %xmm1 +; SSE41-NEXT: pand {{.*}}(%rip), %xmm1 +; SSE41-NEXT: paddb %xmm2, %xmm1 +; SSE41-NEXT: psrlw $2, %xmm1 +; SSE41-NEXT: pand {{.*}}(%rip), %xmm1 +; SSE41-NEXT: movdqa %xmm1, %xmm2 +; SSE41-NEXT: psllw $3, %xmm2 ; SSE41-NEXT: pand {{.*}}(%rip), %xmm2 -; SSE41-NEXT: pmovzxbw {{.*#+}} xmm1 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero,xmm2[4],zero,xmm2[5],zero,xmm2[6],zero,xmm2[7],zero -; SSE41-NEXT: punpckhbw {{.*#+}} xmm2 = xmm2[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15] -; SSE41-NEXT: movdqa {{.*#+}} xmm3 = [7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7] -; SSE41-NEXT: pmullw %xmm3, %xmm2 -; SSE41-NEXT: movdqa {{.*#+}} xmm4 = [255,255,255,255,255,255,255,255] -; SSE41-NEXT: pand %xmm4, %xmm2 -; SSE41-NEXT: pmullw %xmm3, %xmm1 -; SSE41-NEXT: pand %xmm4, %xmm1 -; SSE41-NEXT: packuswb %xmm2, %xmm1 -; SSE41-NEXT: psubb %xmm1, %xmm0 +; SSE41-NEXT: psubb %xmm2, %xmm1 +; SSE41-NEXT: paddb %xmm0, %xmm1 +; SSE41-NEXT: movdqa %xmm1, %xmm0 ; SSE41-NEXT: retq ; ; AVX1-LABEL: test_rem7_16i8: @@ -548,16 +536,10 @@ ; AVX1-NEXT: vpaddb %xmm1, %xmm2, %xmm1 ; AVX1-NEXT: vpsrlw $2, %xmm1, %xmm1 ; AVX1-NEXT: vpand {{.*}}(%rip), %xmm1, %xmm1 -; AVX1-NEXT: vpunpckhbw {{.*#+}} xmm2 = xmm1[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15] -; AVX1-NEXT: vmovdqa {{.*#+}} xmm3 = [7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7] -; AVX1-NEXT: vpmullw %xmm3, %xmm2, %xmm2 -; AVX1-NEXT: vmovdqa {{.*#+}} xmm4 = [255,255,255,255,255,255,255,255] -; AVX1-NEXT: vpand %xmm4, %xmm2, %xmm2 -; AVX1-NEXT: vpmovzxbw {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero -; AVX1-NEXT: vpmullw %xmm3, %xmm1, %xmm1 -; AVX1-NEXT: vpand %xmm4, %xmm1, %xmm1 -; AVX1-NEXT: vpackuswb %xmm2, %xmm1, %xmm1 -; AVX1-NEXT: vpsubb %xmm1, %xmm0, %xmm0 +; AVX1-NEXT: vpsllw $3, %xmm1, %xmm2 +; AVX1-NEXT: vpand {{.*}}(%rip), %xmm2, %xmm2 +; AVX1-NEXT: vpsubb %xmm2, %xmm1, %xmm1 +; AVX1-NEXT: vpaddb %xmm1, %xmm0, %xmm0 ; AVX1-NEXT: retq ; ; AVX2NOBW-LABEL: test_rem7_16i8: @@ -573,14 +555,10 @@ ; AVX2NOBW-NEXT: vpaddb %xmm1, %xmm2, %xmm1 ; AVX2NOBW-NEXT: vpsrlw $2, %xmm1, %xmm1 ; AVX2NOBW-NEXT: vpand {{.*}}(%rip), %xmm1, %xmm1 -; AVX2NOBW-NEXT: vpmovsxbw %xmm1, %ymm1 -; AVX2NOBW-NEXT: vpmullw {{.*}}(%rip), %ymm1, %ymm1 -; AVX2NOBW-NEXT: vextracti128 $1, %ymm1, %xmm2 -; AVX2NOBW-NEXT: vmovdqa {{.*#+}} xmm3 = <0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u> -; AVX2NOBW-NEXT: vpshufb %xmm3, %xmm2, %xmm2 -; AVX2NOBW-NEXT: vpshufb %xmm3, %xmm1, %xmm1 -; AVX2NOBW-NEXT: vpunpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm2[0] -; AVX2NOBW-NEXT: vpsubb %xmm1, %xmm0, %xmm0 +; AVX2NOBW-NEXT: vpsllw $3, %xmm1, %xmm2 +; AVX2NOBW-NEXT: vpand {{.*}}(%rip), %xmm2, %xmm2 +; AVX2NOBW-NEXT: vpsubb %xmm2, %xmm1, %xmm1 +; AVX2NOBW-NEXT: vpaddb %xmm1, %xmm0, %xmm0 ; AVX2NOBW-NEXT: vzeroupper ; AVX2NOBW-NEXT: retq ; @@ -596,10 +574,10 @@ ; AVX512BW-NEXT: vpaddb %xmm1, %xmm2, %xmm1 ; AVX512BW-NEXT: vpsrlw $2, %xmm1, %xmm1 ; AVX512BW-NEXT: vpand {{.*}}(%rip), %xmm1, %xmm1 -; AVX512BW-NEXT: vpmovsxbw %xmm1, %ymm1 -; AVX512BW-NEXT: vpmullw {{.*}}(%rip), %ymm1, %ymm1 -; AVX512BW-NEXT: vpmovwb %zmm1, %ymm1 -; AVX512BW-NEXT: vpsubb %xmm1, %xmm0, %xmm0 +; AVX512BW-NEXT: vpsllw $3, %xmm1, %xmm2 +; AVX512BW-NEXT: vpand {{.*}}(%rip), %xmm2, %xmm2 +; AVX512BW-NEXT: vpsubb %xmm2, %xmm1, %xmm1 +; AVX512BW-NEXT: vpaddb %xmm1, %xmm0, %xmm0 ; AVX512BW-NEXT: vzeroupper ; AVX512BW-NEXT: retq %res = urem <16 x i8> %a, Index: test/CodeGen/X86/vector-idiv-udiv-256.ll =================================================================== --- test/CodeGen/X86/vector-idiv-udiv-256.ll +++ test/CodeGen/X86/vector-idiv-udiv-256.ll @@ -377,9 +377,9 @@ ; AVX1-NEXT: vpsrld $1, %xmm4, %xmm4 ; AVX1-NEXT: vpaddd %xmm2, %xmm4, %xmm2 ; AVX1-NEXT: vpsrld $2, %xmm2, %xmm2 -; AVX1-NEXT: vmovdqa {{.*#+}} xmm4 = [7,7,7,7] -; AVX1-NEXT: vpmulld %xmm4, %xmm2, %xmm2 -; AVX1-NEXT: vpsubd %xmm2, %xmm1, %xmm1 +; AVX1-NEXT: vpslld $3, %xmm2, %xmm4 +; AVX1-NEXT: vpsubd %xmm4, %xmm2, %xmm2 +; AVX1-NEXT: vpaddd %xmm2, %xmm1, %xmm1 ; AVX1-NEXT: vpshufd {{.*#+}} xmm2 = xmm0[1,1,3,3] ; AVX1-NEXT: vpmuludq %xmm3, %xmm2, %xmm2 ; AVX1-NEXT: vpmuludq %xmm3, %xmm0, %xmm3 @@ -389,8 +389,9 @@ ; AVX1-NEXT: vpsrld $1, %xmm3, %xmm3 ; AVX1-NEXT: vpaddd %xmm2, %xmm3, %xmm2 ; AVX1-NEXT: vpsrld $2, %xmm2, %xmm2 -; AVX1-NEXT: vpmulld %xmm4, %xmm2, %xmm2 -; AVX1-NEXT: vpsubd %xmm2, %xmm0, %xmm0 +; AVX1-NEXT: vpslld $3, %xmm2, %xmm3 +; AVX1-NEXT: vpsubd %xmm3, %xmm2, %xmm2 +; AVX1-NEXT: vpaddd %xmm2, %xmm0, %xmm0 ; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0 ; AVX1-NEXT: retq ; @@ -424,16 +425,17 @@ ; AVX1-NEXT: vpsrlw $1, %xmm4, %xmm4 ; AVX1-NEXT: vpaddw %xmm3, %xmm4, %xmm3 ; AVX1-NEXT: vpsrlw $2, %xmm3, %xmm3 -; AVX1-NEXT: vmovdqa {{.*#+}} xmm4 = [7,7,7,7,7,7,7,7] -; AVX1-NEXT: vpmullw %xmm4, %xmm3, %xmm3 -; AVX1-NEXT: vpsubw %xmm3, %xmm1, %xmm1 +; AVX1-NEXT: vpsllw $3, %xmm3, %xmm4 +; AVX1-NEXT: vpsubw %xmm4, %xmm3, %xmm3 +; AVX1-NEXT: vpaddw %xmm3, %xmm1, %xmm1 ; AVX1-NEXT: vpmulhuw %xmm2, %xmm0, %xmm2 ; AVX1-NEXT: vpsubw %xmm2, %xmm0, %xmm3 ; AVX1-NEXT: vpsrlw $1, %xmm3, %xmm3 ; AVX1-NEXT: vpaddw %xmm2, %xmm3, %xmm2 ; AVX1-NEXT: vpsrlw $2, %xmm2, %xmm2 -; AVX1-NEXT: vpmullw %xmm4, %xmm2, %xmm2 -; AVX1-NEXT: vpsubw %xmm2, %xmm0, %xmm0 +; AVX1-NEXT: vpsllw $3, %xmm2, %xmm3 +; AVX1-NEXT: vpsubw %xmm3, %xmm2, %xmm2 +; AVX1-NEXT: vpaddw %xmm2, %xmm0, %xmm0 ; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0 ; AVX1-NEXT: retq ; @@ -466,22 +468,17 @@ ; AVX1-NEXT: vpackuswb %xmm4, %xmm2, %xmm2 ; AVX1-NEXT: vpsubb %xmm2, %xmm1, %xmm4 ; AVX1-NEXT: vpsrlw $1, %xmm4, %xmm4 -; AVX1-NEXT: vmovdqa {{.*#+}} xmm8 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127] -; AVX1-NEXT: vpand %xmm8, %xmm4, %xmm4 +; AVX1-NEXT: vmovdqa {{.*#+}} xmm5 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127] +; AVX1-NEXT: vpand %xmm5, %xmm4, %xmm4 ; AVX1-NEXT: vpaddb %xmm2, %xmm4, %xmm2 ; AVX1-NEXT: vpsrlw $2, %xmm2, %xmm2 ; AVX1-NEXT: vmovdqa {{.*#+}} xmm4 = [63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63] ; AVX1-NEXT: vpand %xmm4, %xmm2, %xmm2 -; AVX1-NEXT: vpunpckhbw {{.*#+}} xmm6 = xmm2[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15] -; AVX1-NEXT: vmovdqa {{.*#+}} xmm7 = [7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7] -; AVX1-NEXT: vpmullw %xmm7, %xmm6, %xmm6 -; AVX1-NEXT: vmovdqa {{.*#+}} xmm5 = [255,255,255,255,255,255,255,255] -; AVX1-NEXT: vpand %xmm5, %xmm6, %xmm6 -; AVX1-NEXT: vpmovzxbw {{.*#+}} xmm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero,xmm2[4],zero,xmm2[5],zero,xmm2[6],zero,xmm2[7],zero -; AVX1-NEXT: vpmullw %xmm7, %xmm2, %xmm2 -; AVX1-NEXT: vpand %xmm5, %xmm2, %xmm2 -; AVX1-NEXT: vpackuswb %xmm6, %xmm2, %xmm2 -; AVX1-NEXT: vpsubb %xmm2, %xmm1, %xmm1 +; AVX1-NEXT: vpsllw $3, %xmm2, %xmm6 +; AVX1-NEXT: vmovdqa {{.*#+}} xmm7 = [248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248] +; AVX1-NEXT: vpand %xmm7, %xmm6, %xmm6 +; AVX1-NEXT: vpsubb %xmm6, %xmm2, %xmm2 +; AVX1-NEXT: vpaddb %xmm2, %xmm1, %xmm1 ; AVX1-NEXT: vpmovzxbw {{.*#+}} xmm2 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero ; AVX1-NEXT: vpmullw %xmm3, %xmm2, %xmm2 ; AVX1-NEXT: vpsrlw $8, %xmm2, %xmm2 @@ -492,18 +489,14 @@ ; AVX1-NEXT: vpackuswb %xmm3, %xmm2, %xmm2 ; AVX1-NEXT: vpsubb %xmm2, %xmm0, %xmm3 ; AVX1-NEXT: vpsrlw $1, %xmm3, %xmm3 -; AVX1-NEXT: vpand %xmm8, %xmm3, %xmm3 +; AVX1-NEXT: vpand %xmm5, %xmm3, %xmm3 ; AVX1-NEXT: vpaddb %xmm2, %xmm3, %xmm2 ; AVX1-NEXT: vpsrlw $2, %xmm2, %xmm2 ; AVX1-NEXT: vpand %xmm4, %xmm2, %xmm2 -; AVX1-NEXT: vpunpckhbw {{.*#+}} xmm3 = xmm2[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15] -; AVX1-NEXT: vpmullw %xmm7, %xmm3, %xmm3 -; AVX1-NEXT: vpand %xmm5, %xmm3, %xmm3 -; AVX1-NEXT: vpmovzxbw {{.*#+}} xmm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero,xmm2[4],zero,xmm2[5],zero,xmm2[6],zero,xmm2[7],zero -; AVX1-NEXT: vpmullw %xmm7, %xmm2, %xmm2 -; AVX1-NEXT: vpand %xmm5, %xmm2, %xmm2 -; AVX1-NEXT: vpackuswb %xmm3, %xmm2, %xmm2 -; AVX1-NEXT: vpsubb %xmm2, %xmm0, %xmm0 +; AVX1-NEXT: vpsllw $3, %xmm2, %xmm3 +; AVX1-NEXT: vpand %xmm7, %xmm3, %xmm3 +; AVX1-NEXT: vpsubb %xmm3, %xmm2, %xmm2 +; AVX1-NEXT: vpaddb %xmm2, %xmm0, %xmm0 ; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0 ; AVX1-NEXT: retq ; @@ -525,23 +518,10 @@ ; AVX2NOBW-NEXT: vpaddb %ymm1, %ymm2, %ymm1 ; AVX2NOBW-NEXT: vpsrlw $2, %ymm1, %ymm1 ; AVX2NOBW-NEXT: vpand {{.*}}(%rip), %ymm1, %ymm1 -; AVX2NOBW-NEXT: vextracti128 $1, %ymm1, %xmm2 -; AVX2NOBW-NEXT: vpmovsxbw %xmm2, %ymm2 -; AVX2NOBW-NEXT: vmovdqa {{.*#+}} ymm3 = [7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7] -; AVX2NOBW-NEXT: vpmullw %ymm3, %ymm2, %ymm2 -; AVX2NOBW-NEXT: vextracti128 $1, %ymm2, %xmm4 -; AVX2NOBW-NEXT: vmovdqa {{.*#+}} xmm5 = <0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u> -; AVX2NOBW-NEXT: vpshufb %xmm5, %xmm4, %xmm4 -; AVX2NOBW-NEXT: vpshufb %xmm5, %xmm2, %xmm2 -; AVX2NOBW-NEXT: vpunpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm4[0] -; AVX2NOBW-NEXT: vpmovsxbw %xmm1, %ymm1 -; AVX2NOBW-NEXT: vpmullw %ymm3, %ymm1, %ymm1 -; AVX2NOBW-NEXT: vextracti128 $1, %ymm1, %xmm3 -; AVX2NOBW-NEXT: vpshufb %xmm5, %xmm3, %xmm3 -; AVX2NOBW-NEXT: vpshufb %xmm5, %xmm1, %xmm1 -; AVX2NOBW-NEXT: vpunpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm3[0] -; AVX2NOBW-NEXT: vinserti128 $1, %xmm2, %ymm1, %ymm1 -; AVX2NOBW-NEXT: vpsubb %ymm1, %ymm0, %ymm0 +; AVX2NOBW-NEXT: vpsllw $3, %ymm1, %ymm2 +; AVX2NOBW-NEXT: vpand {{.*}}(%rip), %ymm2, %ymm2 +; AVX2NOBW-NEXT: vpsubb %ymm2, %ymm1, %ymm1 +; AVX2NOBW-NEXT: vpaddb %ymm1, %ymm0, %ymm0 ; AVX2NOBW-NEXT: retq ; ; AVX512BW-LABEL: test_rem7_32i8: @@ -556,10 +536,10 @@ ; AVX512BW-NEXT: vpaddb %ymm1, %ymm2, %ymm1 ; AVX512BW-NEXT: vpsrlw $2, %ymm1, %ymm1 ; AVX512BW-NEXT: vpand {{.*}}(%rip), %ymm1, %ymm1 -; AVX512BW-NEXT: vpmovsxbw %ymm1, %zmm1 -; AVX512BW-NEXT: vpmullw {{.*}}(%rip), %zmm1, %zmm1 -; AVX512BW-NEXT: vpmovwb %zmm1, %ymm1 -; AVX512BW-NEXT: vpsubb %ymm1, %ymm0, %ymm0 +; AVX512BW-NEXT: vpsllw $3, %ymm1, %ymm2 +; AVX512BW-NEXT: vpand {{.*}}(%rip), %ymm2, %ymm2 +; AVX512BW-NEXT: vpsubb %ymm2, %ymm1, %ymm1 +; AVX512BW-NEXT: vpaddb %ymm1, %ymm0, %ymm0 ; AVX512BW-NEXT: retq %res = urem <32 x i8> %a, ret <32 x i8> %res Index: test/CodeGen/X86/vector-idiv-udiv-512.ll =================================================================== --- test/CodeGen/X86/vector-idiv-udiv-512.ll +++ test/CodeGen/X86/vector-idiv-udiv-512.ll @@ -375,61 +375,47 @@ ; AVX512F-LABEL: test_rem7_64i8: ; AVX512F: # %bb.0: ; AVX512F-NEXT: vextracti128 $1, %ymm0, %xmm2 -; AVX512F-NEXT: vpmovzxbw {{.*#+}} ymm3 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero,xmm2[4],zero,xmm2[5],zero,xmm2[6],zero,xmm2[7],zero,xmm2[8],zero,xmm2[9],zero,xmm2[10],zero,xmm2[11],zero,xmm2[12],zero,xmm2[13],zero,xmm2[14],zero,xmm2[15],zero -; AVX512F-NEXT: vmovdqa {{.*#+}} ymm2 = [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37] -; AVX512F-NEXT: vpmullw %ymm2, %ymm3, %ymm3 -; AVX512F-NEXT: vpsrlw $8, %ymm3, %ymm3 +; AVX512F-NEXT: vpmovzxbw {{.*#+}} ymm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero,xmm2[4],zero,xmm2[5],zero,xmm2[6],zero,xmm2[7],zero,xmm2[8],zero,xmm2[9],zero,xmm2[10],zero,xmm2[11],zero,xmm2[12],zero,xmm2[13],zero,xmm2[14],zero,xmm2[15],zero +; AVX512F-NEXT: vmovdqa {{.*#+}} ymm3 = [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37] +; AVX512F-NEXT: vpmullw %ymm3, %ymm2, %ymm2 +; AVX512F-NEXT: vpsrlw $8, %ymm2, %ymm2 ; AVX512F-NEXT: vpmovzxbw {{.*#+}} ymm4 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero,xmm0[8],zero,xmm0[9],zero,xmm0[10],zero,xmm0[11],zero,xmm0[12],zero,xmm0[13],zero,xmm0[14],zero,xmm0[15],zero -; AVX512F-NEXT: vpmullw %ymm2, %ymm4, %ymm4 +; AVX512F-NEXT: vpmullw %ymm3, %ymm4, %ymm4 ; AVX512F-NEXT: vpsrlw $8, %ymm4, %ymm4 -; AVX512F-NEXT: vpackuswb %ymm3, %ymm4, %ymm3 -; AVX512F-NEXT: vpermq {{.*#+}} ymm3 = ymm3[0,2,1,3] -; AVX512F-NEXT: vpsubb %ymm3, %ymm0, %ymm4 +; AVX512F-NEXT: vpackuswb %ymm2, %ymm4, %ymm2 +; AVX512F-NEXT: vpermq {{.*#+}} ymm2 = ymm2[0,2,1,3] +; AVX512F-NEXT: vpsubb %ymm2, %ymm0, %ymm4 ; AVX512F-NEXT: vpsrlw $1, %ymm4, %ymm4 ; AVX512F-NEXT: vmovdqa {{.*#+}} ymm5 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127] ; AVX512F-NEXT: vpand %ymm5, %ymm4, %ymm4 -; AVX512F-NEXT: vpaddb %ymm3, %ymm4, %ymm3 -; AVX512F-NEXT: vpsrlw $2, %ymm3, %ymm3 +; AVX512F-NEXT: vpaddb %ymm2, %ymm4, %ymm2 +; AVX512F-NEXT: vpsrlw $2, %ymm2, %ymm2 ; AVX512F-NEXT: vmovdqa {{.*#+}} ymm4 = [63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63] -; AVX512F-NEXT: vpand %ymm4, %ymm3, %ymm6 -; AVX512F-NEXT: vpmovsxbw %xmm6, %ymm7 -; AVX512F-NEXT: vmovdqa {{.*#+}} ymm3 = [7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7] -; AVX512F-NEXT: vpmullw %ymm3, %ymm7, %ymm7 -; AVX512F-NEXT: vpmovsxwd %ymm7, %zmm7 -; AVX512F-NEXT: vpmovdb %zmm7, %xmm7 -; AVX512F-NEXT: vextracti128 $1, %ymm6, %xmm6 -; AVX512F-NEXT: vpmovsxbw %xmm6, %ymm6 -; AVX512F-NEXT: vpmullw %ymm3, %ymm6, %ymm6 -; AVX512F-NEXT: vpmovsxwd %ymm6, %zmm6 -; AVX512F-NEXT: vpmovdb %zmm6, %xmm6 -; AVX512F-NEXT: vinserti128 $1, %xmm6, %ymm7, %ymm6 -; AVX512F-NEXT: vpsubb %ymm6, %ymm0, %ymm0 -; AVX512F-NEXT: vextracti128 $1, %ymm1, %xmm6 -; AVX512F-NEXT: vpmovzxbw {{.*#+}} ymm6 = xmm6[0],zero,xmm6[1],zero,xmm6[2],zero,xmm6[3],zero,xmm6[4],zero,xmm6[5],zero,xmm6[6],zero,xmm6[7],zero,xmm6[8],zero,xmm6[9],zero,xmm6[10],zero,xmm6[11],zero,xmm6[12],zero,xmm6[13],zero,xmm6[14],zero,xmm6[15],zero -; AVX512F-NEXT: vpmullw %ymm2, %ymm6, %ymm6 -; AVX512F-NEXT: vpsrlw $8, %ymm6, %ymm6 -; AVX512F-NEXT: vpmovzxbw {{.*#+}} ymm7 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero,xmm1[8],zero,xmm1[9],zero,xmm1[10],zero,xmm1[11],zero,xmm1[12],zero,xmm1[13],zero,xmm1[14],zero,xmm1[15],zero -; AVX512F-NEXT: vpmullw %ymm2, %ymm7, %ymm2 +; AVX512F-NEXT: vpand %ymm4, %ymm2, %ymm2 +; AVX512F-NEXT: vpsllw $3, %ymm2, %ymm6 +; AVX512F-NEXT: vmovdqa {{.*#+}} ymm7 = [248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248,248] +; AVX512F-NEXT: vpand %ymm7, %ymm6, %ymm6 +; AVX512F-NEXT: vpsubb %ymm6, %ymm2, %ymm2 +; AVX512F-NEXT: vpaddb %ymm2, %ymm0, %ymm0 +; AVX512F-NEXT: vextracti128 $1, %ymm1, %xmm2 +; AVX512F-NEXT: vpmovzxbw {{.*#+}} ymm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero,xmm2[4],zero,xmm2[5],zero,xmm2[6],zero,xmm2[7],zero,xmm2[8],zero,xmm2[9],zero,xmm2[10],zero,xmm2[11],zero,xmm2[12],zero,xmm2[13],zero,xmm2[14],zero,xmm2[15],zero +; AVX512F-NEXT: vpmullw %ymm3, %ymm2, %ymm2 ; AVX512F-NEXT: vpsrlw $8, %ymm2, %ymm2 -; AVX512F-NEXT: vpackuswb %ymm6, %ymm2, %ymm2 +; AVX512F-NEXT: vpmovzxbw {{.*#+}} ymm6 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero,xmm1[8],zero,xmm1[9],zero,xmm1[10],zero,xmm1[11],zero,xmm1[12],zero,xmm1[13],zero,xmm1[14],zero,xmm1[15],zero +; AVX512F-NEXT: vpmullw %ymm3, %ymm6, %ymm3 +; AVX512F-NEXT: vpsrlw $8, %ymm3, %ymm3 +; AVX512F-NEXT: vpackuswb %ymm2, %ymm3, %ymm2 ; AVX512F-NEXT: vpermq {{.*#+}} ymm2 = ymm2[0,2,1,3] -; AVX512F-NEXT: vpsubb %ymm2, %ymm1, %ymm6 -; AVX512F-NEXT: vpsrlw $1, %ymm6, %ymm6 -; AVX512F-NEXT: vpand %ymm5, %ymm6, %ymm5 -; AVX512F-NEXT: vpaddb %ymm2, %ymm5, %ymm2 +; AVX512F-NEXT: vpsubb %ymm2, %ymm1, %ymm3 +; AVX512F-NEXT: vpsrlw $1, %ymm3, %ymm3 +; AVX512F-NEXT: vpand %ymm5, %ymm3, %ymm3 +; AVX512F-NEXT: vpaddb %ymm2, %ymm3, %ymm2 ; AVX512F-NEXT: vpsrlw $2, %ymm2, %ymm2 ; AVX512F-NEXT: vpand %ymm4, %ymm2, %ymm2 -; AVX512F-NEXT: vpmovsxbw %xmm2, %ymm4 -; AVX512F-NEXT: vpmullw %ymm3, %ymm4, %ymm4 -; AVX512F-NEXT: vpmovsxwd %ymm4, %zmm4 -; AVX512F-NEXT: vpmovdb %zmm4, %xmm4 -; AVX512F-NEXT: vextracti128 $1, %ymm2, %xmm2 -; AVX512F-NEXT: vpmovsxbw %xmm2, %ymm2 -; AVX512F-NEXT: vpmullw %ymm3, %ymm2, %ymm2 -; AVX512F-NEXT: vpmovsxwd %ymm2, %zmm2 -; AVX512F-NEXT: vpmovdb %zmm2, %xmm2 -; AVX512F-NEXT: vinserti128 $1, %xmm2, %ymm4, %ymm2 -; AVX512F-NEXT: vpsubb %ymm2, %ymm1, %ymm1 +; AVX512F-NEXT: vpsllw $3, %ymm2, %ymm3 +; AVX512F-NEXT: vpand %ymm7, %ymm3, %ymm3 +; AVX512F-NEXT: vpsubb %ymm3, %ymm2, %ymm2 +; AVX512F-NEXT: vpaddb %ymm2, %ymm1, %ymm1 ; AVX512F-NEXT: retq ; ; AVX512BW-LABEL: test_rem7_64i8: @@ -451,16 +437,10 @@ ; AVX512BW-NEXT: vpaddb %zmm1, %zmm2, %zmm1 ; AVX512BW-NEXT: vpsrlw $2, %zmm1, %zmm1 ; AVX512BW-NEXT: vpandq {{.*}}(%rip), %zmm1, %zmm1 -; AVX512BW-NEXT: vpmovsxbw %ymm1, %zmm2 -; AVX512BW-NEXT: vmovdqa64 {{.*#+}} zmm3 = [7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7] -; AVX512BW-NEXT: vpmullw %zmm3, %zmm2, %zmm2 -; AVX512BW-NEXT: vpmovwb %zmm2, %ymm2 -; AVX512BW-NEXT: vextracti64x4 $1, %zmm1, %ymm1 -; AVX512BW-NEXT: vpmovsxbw %ymm1, %zmm1 -; AVX512BW-NEXT: vpmullw %zmm3, %zmm1, %zmm1 -; AVX512BW-NEXT: vpmovwb %zmm1, %ymm1 -; AVX512BW-NEXT: vinserti64x4 $1, %ymm1, %zmm2, %zmm1 -; AVX512BW-NEXT: vpsubb %zmm1, %zmm0, %zmm0 +; AVX512BW-NEXT: vpsllw $3, %zmm1, %zmm2 +; AVX512BW-NEXT: vpandq {{.*}}(%rip), %zmm2, %zmm2 +; AVX512BW-NEXT: vpsubb %zmm2, %zmm1, %zmm1 +; AVX512BW-NEXT: vpaddb %zmm1, %zmm0, %zmm0 ; AVX512BW-NEXT: retq %res = urem <64 x i8> %a, ret <64 x i8> %res Index: test/CodeGen/X86/vector-mul.ll =================================================================== --- test/CodeGen/X86/vector-mul.ll +++ test/CodeGen/X86/vector-mul.ll @@ -232,34 +232,24 @@ define <2 x i64> @mul_v2i64_17(<2 x i64> %a0) nounwind { ; X86-LABEL: mul_v2i64_17: ; X86: # %bb.0: -; X86-NEXT: movdqa {{.*#+}} xmm1 = [17,0,17,0] -; X86-NEXT: movdqa %xmm0, %xmm2 -; X86-NEXT: pmuludq %xmm1, %xmm2 -; X86-NEXT: psrlq $32, %xmm0 -; X86-NEXT: pmuludq %xmm1, %xmm0 -; X86-NEXT: psllq $32, %xmm0 -; X86-NEXT: paddq %xmm2, %xmm0 +; X86-NEXT: movdqa %xmm0, %xmm1 +; X86-NEXT: psllq $4, %xmm1 +; X86-NEXT: paddq %xmm0, %xmm1 +; X86-NEXT: movdqa %xmm1, %xmm0 ; X86-NEXT: retl ; ; X64-LABEL: mul_v2i64_17: ; X64: # %bb.0: -; X64-NEXT: movdqa {{.*#+}} xmm1 = [17,17] -; X64-NEXT: movdqa %xmm0, %xmm2 -; X64-NEXT: pmuludq %xmm1, %xmm2 -; X64-NEXT: psrlq $32, %xmm0 -; X64-NEXT: pmuludq %xmm1, %xmm0 -; X64-NEXT: psllq $32, %xmm0 -; X64-NEXT: paddq %xmm2, %xmm0 +; X64-NEXT: movdqa %xmm0, %xmm1 +; X64-NEXT: psllq $4, %xmm1 +; X64-NEXT: paddq %xmm0, %xmm1 +; X64-NEXT: movdqa %xmm1, %xmm0 ; X64-NEXT: retq ; ; X64-AVX-LABEL: mul_v2i64_17: ; X64-AVX: # %bb.0: -; X64-AVX-NEXT: vmovdqa {{.*#+}} xmm1 = [17,17] -; X64-AVX-NEXT: vpmuludq %xmm1, %xmm0, %xmm2 -; X64-AVX-NEXT: vpsrlq $32, %xmm0, %xmm0 -; X64-AVX-NEXT: vpmuludq %xmm1, %xmm0, %xmm0 -; X64-AVX-NEXT: vpsllq $32, %xmm0, %xmm0 -; X64-AVX-NEXT: vpaddq %xmm0, %xmm2, %xmm0 +; X64-AVX-NEXT: vpsllq $4, %xmm0, %xmm1 +; X64-AVX-NEXT: vpaddq %xmm0, %xmm1, %xmm0 ; X64-AVX-NEXT: retq %1 = mul <2 x i64> %a0, ret <2 x i64> %1 @@ -312,52 +302,33 @@ define <16 x i8> @mul_v16i8_17(<16 x i8> %a0) nounwind { ; X86-LABEL: mul_v16i8_17: ; X86: # %bb.0: -; X86-NEXT: pmovzxbw {{.*#+}} xmm1 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero -; X86-NEXT: punpckhbw {{.*#+}} xmm0 = xmm0[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15] -; X86-NEXT: movdqa {{.*#+}} xmm2 = [17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17] -; X86-NEXT: pmullw %xmm2, %xmm0 -; X86-NEXT: movdqa {{.*#+}} xmm3 = [255,255,255,255,255,255,255,255] -; X86-NEXT: pand %xmm3, %xmm0 -; X86-NEXT: pmullw %xmm2, %xmm1 -; X86-NEXT: pand %xmm3, %xmm1 -; X86-NEXT: packuswb %xmm0, %xmm1 +; X86-NEXT: movdqa %xmm0, %xmm1 +; X86-NEXT: psllw $4, %xmm1 +; X86-NEXT: pand {{\.LCPI.*}}, %xmm1 +; X86-NEXT: paddb %xmm0, %xmm1 ; X86-NEXT: movdqa %xmm1, %xmm0 ; X86-NEXT: retl ; ; X64-LABEL: mul_v16i8_17: ; X64: # %bb.0: -; X64-NEXT: pmovzxbw {{.*#+}} xmm1 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero -; X64-NEXT: punpckhbw {{.*#+}} xmm0 = xmm0[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15] -; X64-NEXT: movdqa {{.*#+}} xmm2 = [17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17] -; X64-NEXT: pmullw %xmm2, %xmm0 -; X64-NEXT: movdqa {{.*#+}} xmm3 = [255,255,255,255,255,255,255,255] -; X64-NEXT: pand %xmm3, %xmm0 -; X64-NEXT: pmullw %xmm2, %xmm1 -; X64-NEXT: pand %xmm3, %xmm1 -; X64-NEXT: packuswb %xmm0, %xmm1 +; X64-NEXT: movdqa %xmm0, %xmm1 +; X64-NEXT: psllw $4, %xmm1 +; X64-NEXT: pand {{.*}}(%rip), %xmm1 +; X64-NEXT: paddb %xmm0, %xmm1 ; X64-NEXT: movdqa %xmm1, %xmm0 ; X64-NEXT: retq ; ; X64-XOP-LABEL: mul_v16i8_17: ; X64-XOP: # %bb.0: -; X64-XOP-NEXT: vpunpckhbw {{.*#+}} xmm1 = xmm0[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15] -; X64-XOP-NEXT: vmovdqa {{.*#+}} xmm2 = [17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17] -; X64-XOP-NEXT: vpmullw %xmm2, %xmm1, %xmm1 -; X64-XOP-NEXT: vpmovzxbw {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero -; X64-XOP-NEXT: vpmullw %xmm2, %xmm0, %xmm0 -; X64-XOP-NEXT: vpperm {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14],xmm1[0,2,4,6,8,10,12,14] +; X64-XOP-NEXT: vpshlb {{.*}}(%rip), %xmm0, %xmm1 +; X64-XOP-NEXT: vpaddb %xmm0, %xmm1, %xmm0 ; X64-XOP-NEXT: retq ; ; X64-AVX2-LABEL: mul_v16i8_17: ; X64-AVX2: # %bb.0: -; X64-AVX2-NEXT: vpmovsxbw %xmm0, %ymm0 -; X64-AVX2-NEXT: vpmullw {{.*}}(%rip), %ymm0, %ymm0 -; X64-AVX2-NEXT: vextracti128 $1, %ymm0, %xmm1 -; X64-AVX2-NEXT: vmovdqa {{.*#+}} xmm2 = <0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u> -; X64-AVX2-NEXT: vpshufb %xmm2, %xmm1, %xmm1 -; X64-AVX2-NEXT: vpshufb %xmm2, %xmm0, %xmm0 -; X64-AVX2-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0] -; X64-AVX2-NEXT: vzeroupper +; X64-AVX2-NEXT: vpsllw $4, %xmm0, %xmm1 +; X64-AVX2-NEXT: vpand {{.*}}(%rip), %xmm1, %xmm1 +; X64-AVX2-NEXT: vpaddb %xmm0, %xmm1, %xmm0 ; X64-AVX2-NEXT: retq %1 = mul <16 x i8> %a0, ret <16 x i8> %1 @@ -505,34 +476,24 @@ define <2 x i64> @mul_v2i64_7(<2 x i64> %a0) nounwind { ; X86-LABEL: mul_v2i64_7: ; X86: # %bb.0: -; X86-NEXT: movdqa {{.*#+}} xmm1 = [7,0,7,0] -; X86-NEXT: movdqa %xmm0, %xmm2 -; X86-NEXT: pmuludq %xmm1, %xmm2 -; X86-NEXT: psrlq $32, %xmm0 -; X86-NEXT: pmuludq %xmm1, %xmm0 -; X86-NEXT: psllq $32, %xmm0 -; X86-NEXT: paddq %xmm2, %xmm0 +; X86-NEXT: movdqa %xmm0, %xmm1 +; X86-NEXT: psllq $3, %xmm1 +; X86-NEXT: psubq %xmm0, %xmm1 +; X86-NEXT: movdqa %xmm1, %xmm0 ; X86-NEXT: retl ; ; X64-LABEL: mul_v2i64_7: ; X64: # %bb.0: -; X64-NEXT: movdqa {{.*#+}} xmm1 = [7,7] -; X64-NEXT: movdqa %xmm0, %xmm2 -; X64-NEXT: pmuludq %xmm1, %xmm2 -; X64-NEXT: psrlq $32, %xmm0 -; X64-NEXT: pmuludq %xmm1, %xmm0 -; X64-NEXT: psllq $32, %xmm0 -; X64-NEXT: paddq %xmm2, %xmm0 +; X64-NEXT: movdqa %xmm0, %xmm1 +; X64-NEXT: psllq $3, %xmm1 +; X64-NEXT: psubq %xmm0, %xmm1 +; X64-NEXT: movdqa %xmm1, %xmm0 ; X64-NEXT: retq ; ; X64-AVX-LABEL: mul_v2i64_7: ; X64-AVX: # %bb.0: -; X64-AVX-NEXT: vmovdqa {{.*#+}} xmm1 = [7,7] -; X64-AVX-NEXT: vpmuludq %xmm1, %xmm0, %xmm2 -; X64-AVX-NEXT: vpsrlq $32, %xmm0, %xmm0 -; X64-AVX-NEXT: vpmuludq %xmm1, %xmm0, %xmm0 -; X64-AVX-NEXT: vpsllq $32, %xmm0, %xmm0 -; X64-AVX-NEXT: vpaddq %xmm0, %xmm2, %xmm0 +; X64-AVX-NEXT: vpsllq $3, %xmm0, %xmm1 +; X64-AVX-NEXT: vpsubq %xmm0, %xmm1, %xmm0 ; X64-AVX-NEXT: retq %1 = mul <2 x i64> %a0, ret <2 x i64> %1 @@ -585,52 +546,33 @@ define <16 x i8> @mul_v16i8_31(<16 x i8> %a0) nounwind { ; X86-LABEL: mul_v16i8_31: ; X86: # %bb.0: -; X86-NEXT: pmovzxbw {{.*#+}} xmm1 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero -; X86-NEXT: punpckhbw {{.*#+}} xmm0 = xmm0[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15] -; X86-NEXT: movdqa {{.*#+}} xmm2 = [31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31] -; X86-NEXT: pmullw %xmm2, %xmm0 -; X86-NEXT: movdqa {{.*#+}} xmm3 = [255,255,255,255,255,255,255,255] -; X86-NEXT: pand %xmm3, %xmm0 -; X86-NEXT: pmullw %xmm2, %xmm1 -; X86-NEXT: pand %xmm3, %xmm1 -; X86-NEXT: packuswb %xmm0, %xmm1 +; X86-NEXT: movdqa %xmm0, %xmm1 +; X86-NEXT: psllw $5, %xmm1 +; X86-NEXT: pand {{\.LCPI.*}}, %xmm1 +; X86-NEXT: psubb %xmm0, %xmm1 ; X86-NEXT: movdqa %xmm1, %xmm0 ; X86-NEXT: retl ; ; X64-LABEL: mul_v16i8_31: ; X64: # %bb.0: -; X64-NEXT: pmovzxbw {{.*#+}} xmm1 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero -; X64-NEXT: punpckhbw {{.*#+}} xmm0 = xmm0[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15] -; X64-NEXT: movdqa {{.*#+}} xmm2 = [31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31] -; X64-NEXT: pmullw %xmm2, %xmm0 -; X64-NEXT: movdqa {{.*#+}} xmm3 = [255,255,255,255,255,255,255,255] -; X64-NEXT: pand %xmm3, %xmm0 -; X64-NEXT: pmullw %xmm2, %xmm1 -; X64-NEXT: pand %xmm3, %xmm1 -; X64-NEXT: packuswb %xmm0, %xmm1 +; X64-NEXT: movdqa %xmm0, %xmm1 +; X64-NEXT: psllw $5, %xmm1 +; X64-NEXT: pand {{.*}}(%rip), %xmm1 +; X64-NEXT: psubb %xmm0, %xmm1 ; X64-NEXT: movdqa %xmm1, %xmm0 ; X64-NEXT: retq ; ; X64-XOP-LABEL: mul_v16i8_31: ; X64-XOP: # %bb.0: -; X64-XOP-NEXT: vpunpckhbw {{.*#+}} xmm1 = xmm0[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15] -; X64-XOP-NEXT: vmovdqa {{.*#+}} xmm2 = [31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31] -; X64-XOP-NEXT: vpmullw %xmm2, %xmm1, %xmm1 -; X64-XOP-NEXT: vpmovzxbw {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero -; X64-XOP-NEXT: vpmullw %xmm2, %xmm0, %xmm0 -; X64-XOP-NEXT: vpperm {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14],xmm1[0,2,4,6,8,10,12,14] +; X64-XOP-NEXT: vpshlb {{.*}}(%rip), %xmm0, %xmm1 +; X64-XOP-NEXT: vpsubb %xmm0, %xmm1, %xmm0 ; X64-XOP-NEXT: retq ; ; X64-AVX2-LABEL: mul_v16i8_31: ; X64-AVX2: # %bb.0: -; X64-AVX2-NEXT: vpmovsxbw %xmm0, %ymm0 -; X64-AVX2-NEXT: vpmullw {{.*}}(%rip), %ymm0, %ymm0 -; X64-AVX2-NEXT: vextracti128 $1, %ymm0, %xmm1 -; X64-AVX2-NEXT: vmovdqa {{.*#+}} xmm2 = <0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u> -; X64-AVX2-NEXT: vpshufb %xmm2, %xmm1, %xmm1 -; X64-AVX2-NEXT: vpshufb %xmm2, %xmm0, %xmm0 -; X64-AVX2-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0] -; X64-AVX2-NEXT: vzeroupper +; X64-AVX2-NEXT: vpsllw $5, %xmm0, %xmm1 +; X64-AVX2-NEXT: vpand {{.*}}(%rip), %xmm1, %xmm1 +; X64-AVX2-NEXT: vpsubb %xmm0, %xmm1, %xmm0 ; X64-AVX2-NEXT: retq %1 = mul <16 x i8> %a0, ret <16 x i8> %1