forked from OSchip/llvm-project
[SVE] Lower fixed length VECREDUCE_FADD operation
Differential Revision: https://reviews.llvm.org/D89263
This commit is contained in:
parent
94d9a4fd88
commit
421f1b7294
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@ -1125,6 +1125,10 @@ AArch64TargetLowering::AArch64TargetLowering(const TargetMachine &TM,
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setOperationAction(ISD::VECREDUCE_OR, VT, Custom);
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setOperationAction(ISD::VECREDUCE_OR, VT, Custom);
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setOperationAction(ISD::VECREDUCE_XOR, VT, Custom);
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setOperationAction(ISD::VECREDUCE_XOR, VT, Custom);
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}
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}
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// Use SVE for vectors with more than 2 elements.
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for (auto VT : {MVT::v4f16, MVT::v8f16, MVT::v4f32})
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setOperationAction(ISD::VECREDUCE_FADD, VT, Custom);
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}
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}
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}
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}
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@ -1261,6 +1265,7 @@ void AArch64TargetLowering::addTypeForFixedLengthSVE(MVT VT) {
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setOperationAction(ISD::UMIN, VT, Custom);
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setOperationAction(ISD::UMIN, VT, Custom);
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setOperationAction(ISD::VECREDUCE_ADD, VT, Custom);
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setOperationAction(ISD::VECREDUCE_ADD, VT, Custom);
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setOperationAction(ISD::VECREDUCE_AND, VT, Custom);
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setOperationAction(ISD::VECREDUCE_AND, VT, Custom);
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setOperationAction(ISD::VECREDUCE_FADD, VT, Custom);
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setOperationAction(ISD::VECREDUCE_FMAX, VT, Custom);
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setOperationAction(ISD::VECREDUCE_FMAX, VT, Custom);
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setOperationAction(ISD::VECREDUCE_FMIN, VT, Custom);
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setOperationAction(ISD::VECREDUCE_FMIN, VT, Custom);
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setOperationAction(ISD::VECREDUCE_OR, VT, Custom);
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setOperationAction(ISD::VECREDUCE_OR, VT, Custom);
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@ -3963,6 +3968,7 @@ SDValue AArch64TargetLowering::LowerOperation(SDValue Op,
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case ISD::VECREDUCE_SMIN:
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case ISD::VECREDUCE_SMIN:
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case ISD::VECREDUCE_UMAX:
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case ISD::VECREDUCE_UMAX:
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case ISD::VECREDUCE_UMIN:
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case ISD::VECREDUCE_UMIN:
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case ISD::VECREDUCE_FADD:
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case ISD::VECREDUCE_FMAX:
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case ISD::VECREDUCE_FMAX:
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case ISD::VECREDUCE_FMIN:
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case ISD::VECREDUCE_FMIN:
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return LowerVECREDUCE(Op, DAG);
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return LowerVECREDUCE(Op, DAG);
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@ -9749,6 +9755,7 @@ SDValue AArch64TargetLowering::LowerVECREDUCE(SDValue Op,
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bool OverrideNEON = Op.getOpcode() == ISD::VECREDUCE_AND ||
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bool OverrideNEON = Op.getOpcode() == ISD::VECREDUCE_AND ||
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Op.getOpcode() == ISD::VECREDUCE_OR ||
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Op.getOpcode() == ISD::VECREDUCE_OR ||
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Op.getOpcode() == ISD::VECREDUCE_XOR ||
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Op.getOpcode() == ISD::VECREDUCE_XOR ||
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Op.getOpcode() == ISD::VECREDUCE_FADD ||
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(Op.getOpcode() != ISD::VECREDUCE_ADD &&
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(Op.getOpcode() != ISD::VECREDUCE_ADD &&
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SrcVT.getVectorElementType() == MVT::i64);
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SrcVT.getVectorElementType() == MVT::i64);
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if (useSVEForFixedLengthVectorVT(SrcVT, OverrideNEON)) {
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if (useSVEForFixedLengthVectorVT(SrcVT, OverrideNEON)) {
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@ -9769,6 +9776,8 @@ SDValue AArch64TargetLowering::LowerVECREDUCE(SDValue Op,
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return LowerFixedLengthReductionToSVE(AArch64ISD::UMINV_PRED, Op, DAG);
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return LowerFixedLengthReductionToSVE(AArch64ISD::UMINV_PRED, Op, DAG);
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case ISD::VECREDUCE_XOR:
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case ISD::VECREDUCE_XOR:
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return LowerFixedLengthReductionToSVE(AArch64ISD::EORV_PRED, Op, DAG);
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return LowerFixedLengthReductionToSVE(AArch64ISD::EORV_PRED, Op, DAG);
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case ISD::VECREDUCE_FADD:
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return LowerFixedLengthReductionToSVE(AArch64ISD::FADDV_PRED, Op, DAG);
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case ISD::VECREDUCE_FMAX:
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case ISD::VECREDUCE_FMAX:
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return LowerFixedLengthReductionToSVE(AArch64ISD::FMAXNMV_PRED, Op, DAG);
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return LowerFixedLengthReductionToSVE(AArch64ISD::FMAXNMV_PRED, Op, DAG);
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case ISD::VECREDUCE_FMIN:
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case ISD::VECREDUCE_FMIN:
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@ -20,6 +20,246 @@ target triple = "aarch64-unknown-linux-gnu"
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; Don't use SVE when its registers are no bigger than NEON.
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; Don't use SVE when its registers are no bigger than NEON.
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; NO_SVE-NOT: ptrue
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; NO_SVE-NOT: ptrue
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;
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; FADDV
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;
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; No single instruction NEON support for 4 element vectors.
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define half @faddv_v4f16(half %start, <4 x half> %a) #0 {
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; CHECK-LABEL: faddv_v4f16:
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; CHECK: ptrue [[PG:p[0-9]+]].h, vl4
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; CHECK-NEXT: faddv [[RDX:h[0-9]+]], [[PG]], z1.h
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; CHECK-NEXT: fadd h0, h0, [[RDX]]
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; CHECK-NEXT: ret
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%res = call fast half @llvm.vector.reduce.fadd.v4f16(half %start, <4 x half> %a)
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ret half %res
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}
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; No single instruction NEON support for 8 element vectors.
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define half @faddv_v8f16(half %start, <8 x half> %a) #0 {
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; CHECK-LABEL: faddv_v8f16:
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; CHECK: ptrue [[PG:p[0-9]+]].h, vl8
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; CHECK-NEXT: faddv [[RDX:h[0-9]+]], [[PG]], z1.h
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; CHECK-NEXT: fadd h0, h0, [[RDX]]
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; CHECK-NEXT: ret
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%res = call fast half @llvm.vector.reduce.fadd.v8f16(half %start, <8 x half> %a)
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ret half %res
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}
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define half @faddv_v16f16(half %start, <16 x half>* %a) #0 {
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; CHECK-LABEL: faddv_v16f16:
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; CHECK: ptrue [[PG:p[0-9]+]].h, vl16
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; CHECK-NEXT: ld1h { [[OP:z[0-9]+]].h }, [[PG]]/z, [x0]
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; CHECK-NEXT: faddv [[RDX:h[0-9]+]], [[PG]], [[OP]].h
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; CHECK-NEXT: fadd h0, h0, [[RDX]]
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; CHECK-NEXT: ret
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%op = load <16 x half>, <16 x half>* %a
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%res = call fast half @llvm.vector.reduce.fadd.v16f16(half %start, <16 x half> %op)
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ret half %res
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}
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define half @faddv_v32f16(half %start, <32 x half>* %a) #0 {
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; CHECK-LABEL: faddv_v32f16:
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; VBITS_GE_512: ptrue [[PG:p[0-9]+]].h, vl32
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; VBITS_GE_512-NEXT: ld1h { [[OP:z[0-9]+]].h }, [[PG]]/z, [x0]
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; VBITS_GE_512-NEXT: faddv [[RDX:h[0-9]+]], [[PG]], [[OP]].h
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; VBITS_GE_512-NEXT: fadd h0, h0, [[RDX]]
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; VBITS_GE_512-NEXT: ret
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; Ensure sensible type legalisation.
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; VBITS_EQ_256-DAG: ptrue [[PG:p[0-9]+]].h, vl16
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; VBITS_EQ_256-DAG: add x[[A_HI:[0-9]+]], x0, #32
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; VBITS_EQ_256-DAG: ld1h { [[LO:z[0-9]+]].h }, [[PG]]/z, [x0]
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; VBITS_EQ_256-DAG: ld1h { [[HI:z[0-9]+]].h }, [[PG]]/z, [x[[A_HI]]]
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; VBITS_EQ_256-DAG: fadd [[ADD:z[0-9]+]].h, [[PG]]/m, [[LO]].h, [[HI]].h
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; VBITS_EQ_256-DAG: faddv h1, [[PG]], [[ADD]].h
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; VBITS_EQ_256-DAG: fadd h0, h0, [[RDX]]
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; VBITS_EQ_256-NEXT: ret
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%op = load <32 x half>, <32 x half>* %a
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%res = call fast half @llvm.vector.reduce.fadd.v32f16(half %start, <32 x half> %op)
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ret half %res
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}
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define half @faddv_v64f16(half %start, <64 x half>* %a) #0 {
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; CHECK-LABEL: faddv_v64f16:
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; VBITS_GE_1024: ptrue [[PG:p[0-9]+]].h, vl64
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; VBITS_GE_1024-NEXT: ld1h { [[OP:z[0-9]+]].h }, [[PG]]/z, [x0]
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; VBITS_GE_1024-NEXT: faddv [[RDX:h[0-9]+]], [[PG]], [[OP]].h
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; VBITS_GE_1024-NEXT: fadd h0, h0, [[RDX]]
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; VBITS_GE_1024-NEXT: ret
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%op = load <64 x half>, <64 x half>* %a
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%res = call fast half @llvm.vector.reduce.fadd.v64f16(half %start, <64 x half> %op)
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ret half %res
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}
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define half @faddv_v128f16(half %start, <128 x half>* %a) #0 {
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; CHECK-LABEL: faddv_v128f16:
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; VBITS_GE_2048: ptrue [[PG:p[0-9]+]].h, vl128
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; VBITS_GE_2048-NEXT: ld1h { [[OP:z[0-9]+]].h }, [[PG]]/z, [x0]
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; VBITS_GE_2048-NEXT: faddv [[RDX:h[0-9]+]], [[PG]], [[OP]].h
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; VBITS_GE_2048-NEXT: fadd h0, h0, [[RDX]]
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; VBITS_GE_2048-NEXT: ret
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%op = load <128 x half>, <128 x half>* %a
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%res = call fast half @llvm.vector.reduce.fadd.v128f16(half %start, <128 x half> %op)
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ret half %res
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}
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; Don't use SVE for 2 element vectors.
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define float @faddv_v2f32(float %start, <2 x float> %a) #0 {
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; CHECK-LABEL: faddv_v2f32:
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; CHECK: faddp s1, v1.2s
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; CHECK-NEXT: fadd s0, s0, s1
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; CHECK-NEXT: ret
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%res = call fast float @llvm.vector.reduce.fadd.v2f32(float %start, <2 x float> %a)
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ret float %res
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}
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; No single instruction NEON support for 4 element vectors.
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define float @faddv_v4f32(float %start, <4 x float> %a) #0 {
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; CHECK-LABEL: faddv_v4f32:
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; CHECK: ptrue [[PG:p[0-9]+]].s, vl4
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; CHECK-NEXT: faddv [[RDX:s[0-9]+]], [[PG]], z1.s
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; CHECK-NEXT: fadd s0, s0, [[RDX]]
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; CHECK-NEXT: ret
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%res = call fast float @llvm.vector.reduce.fadd.v4f32(float %start, <4 x float> %a)
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ret float %res
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}
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define float @faddv_v8f32(float %start, <8 x float>* %a) #0 {
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; CHECK-LABEL: faddv_v8f32:
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; CHECK: ptrue [[PG:p[0-9]+]].s, vl8
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; CHECK-NEXT: ld1w { [[OP:z[0-9]+]].s }, [[PG]]/z, [x0]
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; CHECK-NEXT: faddv [[RDX:s[0-9]+]], [[PG]], [[OP]].s
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; CHECK-NEXT: fadd s0, s0, [[RDX]]
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; CHECK-NEXT: ret
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%op = load <8 x float>, <8 x float>* %a
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%res = call fast float @llvm.vector.reduce.fadd.v8f32(float %start, <8 x float> %op)
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ret float %res
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}
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define float @faddv_v16f32(float %start, <16 x float>* %a) #0 {
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; CHECK-LABEL: faddv_v16f32:
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; VBITS_GE_512: ptrue [[PG:p[0-9]+]].s, vl16
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; VBITS_GE_512-NEXT: ld1w { [[OP:z[0-9]+]].s }, [[PG]]/z, [x0]
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; VBITS_GE_512-NEXT: faddv [[RDX:s[0-9]+]], [[PG]], [[OP]].s
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; VBITS_GE_512-NEXT: fadd s0, s0, [[RDX]]
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; VBITS_GE_512-NEXT: ret
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; Ensure sensible type legalisation.
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; VBITS_EQ_256-DAG: ptrue [[PG:p[0-9]+]].s, vl8
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; VBITS_EQ_256-DAG: add x[[A_LO:[0-9]+]], x0, #32
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; VBITS_EQ_256-DAG: ld1w { [[LO:z[0-9]+]].s }, [[PG]]/z, [x0]
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; VBITS_EQ_256-DAG: ld1w { [[HI:z[0-9]+]].s }, [[PG]]/z, [x[[A_LO]]]
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; VBITS_EQ_256-DAG: fadd [[ADD:z[0-9]+]].s, [[PG]]/m, [[LO]].s, [[HI]].s
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; VBITS_EQ_256-DAG: faddv [[RDX:s[0-9]+]], [[PG]], [[ADD]].s
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; VBITS_EQ_256-DAG: fadd s0, s0, [[RDX]]
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; VBITS_EQ_256-NEXT: ret
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%op = load <16 x float>, <16 x float>* %a
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%res = call fast float @llvm.vector.reduce.fadd.v16f32(float %start, <16 x float> %op)
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ret float %res
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}
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define float @faddv_v32f32(float %start, <32 x float>* %a) #0 {
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; CHECK-LABEL: faddv_v32f32:
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; VBITS_GE_1024: ptrue [[PG:p[0-9]+]].s, vl32
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; VBITS_GE_1024-NEXT: ld1w { [[OP:z[0-9]+]].s }, [[PG]]/z, [x0]
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; VBITS_GE_1024-NEXT: faddv [[RDX:s[0-9]+]], [[PG]], [[OP]].s
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; VBITS_GE_1024-NEXT: fadd s0, s0, [[RDX]]
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; VBITS_GE_1024-NEXT: ret
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%op = load <32 x float>, <32 x float>* %a
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%res = call fast float @llvm.vector.reduce.fadd.v32f32(float %start, <32 x float> %op)
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ret float %res
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}
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define float @faddv_v64f32(float %start, <64 x float>* %a) #0 {
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; CHECK-LABEL: faddv_v64f32:
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; VBITS_GE_2048: ptrue [[PG:p[0-9]+]].s, vl64
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; VBITS_GE_2048-NEXT: ld1w { [[OP:z[0-9]+]].s }, [[PG]]/z, [x0]
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; VBITS_GE_2048-NEXT: faddv [[RDX:s[0-9]+]], [[PG]], [[OP]].s
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; VBITS_GE_2048-NEXT: fadd s0, s0, [[RDX]]
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; VBITS_GE_2048-NEXT: ret
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%op = load <64 x float>, <64 x float>* %a
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%res = call fast float @llvm.vector.reduce.fadd.v64f32(float %start, <64 x float> %op)
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ret float %res
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}
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; Don't use SVE for 1 element vectors.
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define double @faddv_v1f64(double %start, <1 x double> %a) #0 {
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; CHECK-LABEL: faddv_v1f64:
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; CHECK: fadd d0, d0, d1
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; CHECK-NEXT: ret
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%res = call fast double @llvm.vector.reduce.fadd.v1f64(double %start, <1 x double> %a)
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ret double %res
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}
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; Don't use SVE for 2 element vectors.
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define double @faddv_v2f64(double %start, <2 x double> %a) #0 {
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; CHECK-LABEL: faddv_v2f64:
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; CHECK: faddp d1, v1.2d
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; CHECK-NEXT: fadd d0, d0, d1
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; CHECK-NEXT: ret
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%res = call fast double @llvm.vector.reduce.fadd.v2f64(double %start, <2 x double> %a)
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ret double %res
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}
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define double @faddv_v4f64(double %start, <4 x double>* %a) #0 {
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; CHECK-LABEL: faddv_v4f64:
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; CHECK: ptrue [[PG:p[0-9]+]].d, vl4
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; CHECK-NEXT: ld1d { [[OP:z[0-9]+]].d }, [[PG]]/z, [x0]
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; CHECK-NEXT: faddv [[RDX:d[0-9]+]], [[PG]], [[OP]].d
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; CHECK-NEXT: fadd d0, d0, [[RDX]]
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; CHECK-NEXT: ret
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%op = load <4 x double>, <4 x double>* %a
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%res = call fast double @llvm.vector.reduce.fadd.v4f64(double %start, <4 x double> %op)
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ret double %res
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}
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define double @faddv_v8f64(double %start, <8 x double>* %a) #0 {
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; CHECK-LABEL: faddv_v8f64:
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; VBITS_GE_512: ptrue [[PG:p[0-9]+]].d, vl8
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; VBITS_GE_512-NEXT: ld1d { [[OP:z[0-9]+]].d }, [[PG]]/z, [x0]
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; VBITS_GE_512-NEXT: faddv [[RDX:d[0-9]+]], [[PG]], [[OP]].d
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; VBITS_GE_512-NEXT: fadd d0, d0, [[RDX]]
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; VBITS_GE_512-NEXT: ret
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; Ensure sensible type legalisation.
|
||||||
|
; VBITS_EQ_256-DAG: ptrue [[PG:p[0-9]+]].d, vl4
|
||||||
|
; VBITS_EQ_256-DAG: add x[[A_LO:[0-9]+]], x0, #32
|
||||||
|
; VBITS_EQ_256-DAG: ld1d { [[LO:z[0-9]+]].d }, [[PG]]/z, [x0]
|
||||||
|
; VBITS_EQ_256-DAG: ld1d { [[HI:z[0-9]+]].d }, [[PG]]/z, [x[[A_LO]]]
|
||||||
|
; VBITS_EQ_256-DAG: fadd [[ADD:z[0-9]+]].d, [[PG]]/m, [[LO]].d, [[HI]].d
|
||||||
|
; VBITS_EQ_256-DAG: faddv [[RDX:d[0-9]+]], [[PG]], [[ADD]].d
|
||||||
|
; VBITS_EQ_256-DAG: fadd d0, d0, [[RDX]]
|
||||||
|
; VBITS_EQ_256-NEXT: ret
|
||||||
|
%op = load <8 x double>, <8 x double>* %a
|
||||||
|
%res = call fast double @llvm.vector.reduce.fadd.v8f64(double %start, <8 x double> %op)
|
||||||
|
ret double %res
|
||||||
|
}
|
||||||
|
|
||||||
|
define double @faddv_v16f64(double %start, <16 x double>* %a) #0 {
|
||||||
|
; CHECK-LABEL: faddv_v16f64:
|
||||||
|
; VBITS_GE_1024: ptrue [[PG:p[0-9]+]].d, vl16
|
||||||
|
; VBITS_GE_1024-NEXT: ld1d { [[OP:z[0-9]+]].d }, [[PG]]/z, [x0]
|
||||||
|
; VBITS_GE_1024-NEXT: faddv [[RDX:d[0-9]+]], [[PG]], [[OP]].d
|
||||||
|
; VBITS_GE_1024-NEXT: fadd d0, d0, [[RDX]]
|
||||||
|
; VBITS_GE_1024-NEXT: ret
|
||||||
|
%op = load <16 x double>, <16 x double>* %a
|
||||||
|
%res = call fast double @llvm.vector.reduce.fadd.v16f64(double %start, <16 x double> %op)
|
||||||
|
ret double %res
|
||||||
|
}
|
||||||
|
|
||||||
|
define double @faddv_v32f64(double %start, <32 x double>* %a) #0 {
|
||||||
|
; CHECK-LABEL: faddv_v32f64:
|
||||||
|
; VBITS_GE_2048: ptrue [[PG:p[0-9]+]].d, vl32
|
||||||
|
; VBITS_GE_2048-NEXT: ld1d { [[OP:z[0-9]+]].d }, [[PG]]/z, [x0]
|
||||||
|
; VBITS_GE_2048-NEXT: faddv [[RDX:d[0-9]+]], [[PG]], [[OP]].d
|
||||||
|
; VBITS_GE_2048-NEXT: fadd d0, d0, [[RDX]]
|
||||||
|
; VBITS_GE_2048-NEXT: ret
|
||||||
|
%op = load <32 x double>, <32 x double>* %a
|
||||||
|
%res = call fast double @llvm.vector.reduce.fadd.v32f64(double %start, <32 x double> %op)
|
||||||
|
ret double %res
|
||||||
|
}
|
||||||
|
|
||||||
;
|
;
|
||||||
; FMAXV
|
; FMAXV
|
||||||
;
|
;
|
||||||
|
@ -456,6 +696,27 @@ define double @fminv_v32f64(<32 x double>* %a) #0 {
|
||||||
|
|
||||||
attributes #0 = { "target-features"="+sve" }
|
attributes #0 = { "target-features"="+sve" }
|
||||||
|
|
||||||
|
declare half @llvm.vector.reduce.fadd.v4f16(half, <4 x half>)
|
||||||
|
declare half @llvm.vector.reduce.fadd.v8f16(half, <8 x half>)
|
||||||
|
declare half @llvm.vector.reduce.fadd.v16f16(half, <16 x half>)
|
||||||
|
declare half @llvm.vector.reduce.fadd.v32f16(half, <32 x half>)
|
||||||
|
declare half @llvm.vector.reduce.fadd.v64f16(half, <64 x half>)
|
||||||
|
declare half @llvm.vector.reduce.fadd.v128f16(half, <128 x half>)
|
||||||
|
|
||||||
|
declare float @llvm.vector.reduce.fadd.v2f32(float, <2 x float>)
|
||||||
|
declare float @llvm.vector.reduce.fadd.v4f32(float, <4 x float>)
|
||||||
|
declare float @llvm.vector.reduce.fadd.v8f32(float, <8 x float>)
|
||||||
|
declare float @llvm.vector.reduce.fadd.v16f32(float, <16 x float>)
|
||||||
|
declare float @llvm.vector.reduce.fadd.v32f32(float, <32 x float>)
|
||||||
|
declare float @llvm.vector.reduce.fadd.v64f32(float, <64 x float>)
|
||||||
|
|
||||||
|
declare double @llvm.vector.reduce.fadd.v1f64(double, <1 x double>)
|
||||||
|
declare double @llvm.vector.reduce.fadd.v2f64(double, <2 x double>)
|
||||||
|
declare double @llvm.vector.reduce.fadd.v4f64(double, <4 x double>)
|
||||||
|
declare double @llvm.vector.reduce.fadd.v8f64(double, <8 x double>)
|
||||||
|
declare double @llvm.vector.reduce.fadd.v16f64(double, <16 x double>)
|
||||||
|
declare double @llvm.vector.reduce.fadd.v32f64(double, <32 x double>)
|
||||||
|
|
||||||
declare half @llvm.vector.reduce.fmax.v4f16(<4 x half>)
|
declare half @llvm.vector.reduce.fmax.v4f16(<4 x half>)
|
||||||
declare half @llvm.vector.reduce.fmax.v8f16(<8 x half>)
|
declare half @llvm.vector.reduce.fmax.v8f16(<8 x half>)
|
||||||
declare half @llvm.vector.reduce.fmax.v16f16(<16 x half>)
|
declare half @llvm.vector.reduce.fmax.v16f16(<16 x half>)
|
||||||
|
|
Loading…
Reference in New Issue