635 lines
23 KiB
C#
635 lines
23 KiB
C#
using ARMeilleure.Decoders;
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using ARMeilleure.IntermediateRepresentation;
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using ARMeilleure.Translation;
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using System;
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using static ARMeilleure.Instructions.InstEmitFlowHelper;
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using static ARMeilleure.Instructions.InstEmitHelper;
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using static ARMeilleure.Instructions.InstEmitSimdHelper;
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using static ARMeilleure.Instructions.InstEmitSimdHelper32;
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using static ARMeilleure.IntermediateRepresentation.OperandHelper;
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namespace ARMeilleure.Instructions
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{
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static partial class InstEmit32
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{
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public static void Vabs_S(ArmEmitterContext context)
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{
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EmitScalarUnaryOpF32(context, (op1) => EmitUnaryMathCall(context, MathF.Abs, Math.Abs, op1));
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}
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public static void Vabs_V(ArmEmitterContext context)
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{
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OpCode32Simd op = (OpCode32Simd)context.CurrOp;
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if (op.F)
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{
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EmitVectorUnaryOpF32(context, (op1) => EmitUnaryMathCall(context, MathF.Abs, Math.Abs, op1));
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}
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else
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{
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EmitVectorUnaryOpSx32(context, (op1) => EmitAbs(context, op1));
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}
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}
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private static Operand EmitAbs(ArmEmitterContext context, Operand value)
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{
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Operand isPositive = context.ICompareGreaterOrEqual(value, Const(value.Type, 0));
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return context.ConditionalSelect(isPositive, value, context.Negate(value));
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}
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public static void Vadd_S(ArmEmitterContext context)
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{
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if (Optimizations.FastFP)
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{
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EmitScalarBinaryOpF32(context, (op1, op2) => context.Add(op1, op2));
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}
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else
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{
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EmitScalarBinaryOpF32(context, (op1, op2) => EmitSoftFloatCall(context, SoftFloat32.FPAdd, SoftFloat64.FPAdd, op1, op2));
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}
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}
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public static void Vadd_V(ArmEmitterContext context)
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{
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if (Optimizations.FastFP)
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{
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EmitVectorBinaryOpF32(context, (op1, op2) => context.Add(op1, op2));
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}
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else
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{
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EmitVectorBinaryOpF32(context, (op1, op2) => EmitSoftFloatCallDefaultFpscr(context, SoftFloat32.FPAddFpscr, SoftFloat64.FPAddFpscr, op1, op2));
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}
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}
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public static void Vadd_I(ArmEmitterContext context)
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{
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EmitVectorBinaryOpZx32(context, (op1, op2) => context.Add(op1, op2));
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}
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public static void Vdup(ArmEmitterContext context)
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{
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OpCode32SimdDupGP op = (OpCode32SimdDupGP)context.CurrOp;
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Operand insert = GetIntA32(context, op.Rt);
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// Zero extend into an I64, then replicate. Saves the most time over elementwise inserts.
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switch (op.Size)
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{
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case 2:
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insert = context.Multiply(context.ZeroExtend32(OperandType.I64, insert), Const(0x0000000100000001u));
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break;
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case 1:
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insert = context.Multiply(context.ZeroExtend16(OperandType.I64, insert), Const(0x0001000100010001u));
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break;
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case 0:
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insert = context.Multiply(context.ZeroExtend8(OperandType.I64, insert), Const(0x0101010101010101u));
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break;
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default:
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throw new InvalidOperationException("Unknown Vdup Size.");
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}
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InsertScalar(context, op.Vd, insert);
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if (op.Q)
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{
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InsertScalar(context, op.Vd + 1, insert);
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}
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}
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public static void Vdup_1(ArmEmitterContext context)
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{
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OpCode32SimdDupElem op = (OpCode32SimdDupElem)context.CurrOp;
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Operand insert = EmitVectorExtractZx32(context, op.Vm >> 1, ((op.Vm & 1) << (3 - op.Size)) + op.Index, op.Size);
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// Zero extend into an I64, then replicate. Saves the most time over elementwise inserts.
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switch (op.Size)
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{
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case 2:
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insert = context.Multiply(context.ZeroExtend32(OperandType.I64, insert), Const(0x0000000100000001u));
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break;
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case 1:
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insert = context.Multiply(context.ZeroExtend16(OperandType.I64, insert), Const(0x0001000100010001u));
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break;
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case 0:
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insert = context.Multiply(context.ZeroExtend8(OperandType.I64, insert), Const(0x0101010101010101u));
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break;
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default:
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throw new InvalidOperationException("Unknown Vdup Size.");
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}
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InsertScalar(context, op.Vd, insert);
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if (op.Q)
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{
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InsertScalar(context, op.Vd | 1, insert);
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}
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}
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public static void Vext(ArmEmitterContext context)
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{
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OpCode32SimdExt op = (OpCode32SimdExt)context.CurrOp;
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int elems = op.GetBytesCount();
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int byteOff = op.Immediate;
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Operand res = GetVecA32(op.Qd);
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for (int index = 0; index < elems; index++)
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{
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Operand extract;
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if (byteOff >= elems)
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{
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extract = EmitVectorExtractZx32(context, op.Qm, op.Im + (byteOff - elems), op.Size);
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}
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else
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{
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extract = EmitVectorExtractZx32(context, op.Qn, op.In + byteOff, op.Size);
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}
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byteOff++;
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res = EmitVectorInsert(context, res, extract, op.Id + index, op.Size);
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}
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context.Copy(GetVecA32(op.Qd), res);
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}
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public static void Vmov_S(ArmEmitterContext context)
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{
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EmitScalarUnaryOpF32(context, (op1) => op1);
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}
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public static void Vmovn(ArmEmitterContext context)
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{
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EmitVectorUnaryNarrowOp32(context, (op1) => op1);
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}
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public static void Vneg_S(ArmEmitterContext context)
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{
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EmitScalarUnaryOpF32(context, (op1) => context.Negate(op1));
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}
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public static void Vnmul_S(ArmEmitterContext context)
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{
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EmitScalarBinaryOpF32(context, (op1, op2) => context.Negate(context.Multiply(op1, op2)));
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}
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public static void Vnmla_S(ArmEmitterContext context)
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{
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if (Optimizations.FastFP)
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{
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EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
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{
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return context.Negate(context.Add(op1, context.Multiply(op2, op3)));
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});
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}
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else
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{
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EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
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{
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return EmitSoftFloatCall(context, SoftFloat32.FPNegMulAdd, SoftFloat64.FPNegMulAdd, op1, op2, op3);
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});
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}
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}
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public static void Vnmls_S(ArmEmitterContext context)
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{
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if (Optimizations.FastFP)
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{
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EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
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{
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return context.Add(context.Negate(op1), context.Multiply(op2, op3));
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});
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}
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else
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{
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EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
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{
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return EmitSoftFloatCall(context, SoftFloat32.FPNegMulSub, SoftFloat64.FPNegMulSub, op1, op2, op3);
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});
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}
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}
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public static void Vneg_V(ArmEmitterContext context)
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{
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if ((context.CurrOp as OpCode32Simd).F)
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{
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EmitVectorUnaryOpF32(context, (op1) => context.Negate(op1));
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}
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else
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{
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EmitVectorUnaryOpSx32(context, (op1) => context.Negate(op1));
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}
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}
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public static void Vdiv_S(ArmEmitterContext context)
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{
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if (Optimizations.FastFP)
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{
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EmitScalarBinaryOpF32(context, (op1, op2) => context.Divide(op1, op2));
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}
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else
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{
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EmitScalarBinaryOpF32(context, (op1, op2) =>
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{
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return EmitSoftFloatCall(context, SoftFloat32.FPDiv, SoftFloat64.FPDiv, op1, op2);
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});
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}
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}
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public static void Vmaxnm_S(ArmEmitterContext context)
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{
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EmitScalarBinaryOpF32(context, (op1, op2) => EmitSoftFloatCall(context, SoftFloat32.FPMaxNum, SoftFloat64.FPMaxNum, op1, op2));
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}
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public static void Vmaxnm_V(ArmEmitterContext context)
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{
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EmitVectorBinaryOpSx32(context, (op1, op2) => EmitSoftFloatCallDefaultFpscr(context, SoftFloat32.FPMaxNumFpscr, SoftFloat64.FPMaxNumFpscr, op1, op2));
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}
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public static void Vminnm_S(ArmEmitterContext context)
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{
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EmitScalarBinaryOpF32(context, (op1, op2) => EmitSoftFloatCall(context, SoftFloat32.FPMinNum, SoftFloat64.FPMinNum, op1, op2));
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}
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public static void Vminnm_V(ArmEmitterContext context)
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{
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EmitVectorBinaryOpSx32(context, (op1, op2) => EmitSoftFloatCallDefaultFpscr(context, SoftFloat32.FPMinNumFpscr, SoftFloat64.FPMinNumFpscr, op1, op2));
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}
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public static void Vmax_V(ArmEmitterContext context)
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{
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EmitVectorBinaryOpF32(context, (op1, op2) =>
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{
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return EmitSoftFloatCallDefaultFpscr(context, SoftFloat32.FPMaxFpscr, SoftFloat64.FPMaxFpscr, op1, op2);
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});
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}
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public static void Vmax_I(ArmEmitterContext context)
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{
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OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
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if (op.U)
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{
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EmitVectorBinaryOpZx32(context, (op1, op2) => context.ConditionalSelect(context.ICompareGreaterUI(op1, op2), op1, op2));
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}
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else
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{
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EmitVectorBinaryOpSx32(context, (op1, op2) => context.ConditionalSelect(context.ICompareGreater(op1, op2), op1, op2));
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}
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}
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public static void Vmin_V(ArmEmitterContext context)
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{
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EmitVectorBinaryOpF32(context, (op1, op2) =>
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{
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return EmitSoftFloatCallDefaultFpscr(context, SoftFloat32.FPMinFpscr, SoftFloat64.FPMinFpscr, op1, op2);
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});
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}
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public static void Vmin_I(ArmEmitterContext context)
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{
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OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
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if (op.U)
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{
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EmitVectorBinaryOpZx32(context, (op1, op2) => context.ConditionalSelect(context.ICompareLessUI(op1, op2), op1, op2));
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}
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else
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{
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EmitVectorBinaryOpSx32(context, (op1, op2) => context.ConditionalSelect(context.ICompareLess(op1, op2), op1, op2));
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}
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}
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public static void Vmul_S(ArmEmitterContext context)
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{
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if (Optimizations.FastFP)
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{
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EmitScalarBinaryOpF32(context, (op1, op2) => context.Multiply(op1, op2));
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}
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else
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{
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EmitScalarBinaryOpF32(context, (op1, op2) =>
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{
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return EmitSoftFloatCall(context, SoftFloat32.FPMul, SoftFloat64.FPMul, op1, op2);
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});
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}
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}
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public static void Vmul_V(ArmEmitterContext context)
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{
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if (Optimizations.FastFP)
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{
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EmitVectorBinaryOpF32(context, (op1, op2) => context.Multiply(op1, op2));
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}
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else
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{
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EmitVectorBinaryOpF32(context, (op1, op2) =>
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{
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return EmitSoftFloatCallDefaultFpscr(context, SoftFloat32.FPMulFpscr, SoftFloat64.FPMulFpscr, op1, op2);
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});
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}
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}
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public static void Vmul_I(ArmEmitterContext context)
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{
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if ((context.CurrOp as OpCode32SimdReg).U) throw new NotImplementedException("Polynomial mode not implemented");
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EmitVectorBinaryOpSx32(context, (op1, op2) => context.Multiply(op1, op2));
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}
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public static void Vmul_1(ArmEmitterContext context)
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{
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OpCode32SimdRegElem op = (OpCode32SimdRegElem)context.CurrOp;
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if (op.F)
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{
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if (Optimizations.FastFP)
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{
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EmitVectorByScalarOpF32(context, (op1, op2) => context.Multiply(op1, op2));
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}
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else
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{
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EmitVectorByScalarOpF32(context, (op1, op2) => EmitSoftFloatCallDefaultFpscr(context, SoftFloat32.FPMulFpscr, SoftFloat64.FPMulFpscr, op1, op2));
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}
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}
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else
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{
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EmitVectorByScalarOpI32(context, (op1, op2) => context.Multiply(op1, op2), false);
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}
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}
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public static void Vmla_S(ArmEmitterContext context)
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{
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if (Optimizations.FastFP)
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{
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EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
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{
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return context.Add(op1, context.Multiply(op2, op3));
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});
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}
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else
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{
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EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
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{
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return EmitSoftFloatCall(context, SoftFloat32.FPMulAdd, SoftFloat64.FPMulAdd, op1, op2, op3);
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});
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}
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}
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public static void Vmla_V(ArmEmitterContext context)
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{
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if (Optimizations.FastFP)
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{
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EmitVectorTernaryOpF32(context, (op1, op2, op3) => context.Add(op1, context.Multiply(op2, op3)));
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}
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else
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{
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EmitVectorTernaryOpF32(context, (op1, op2, op3) =>
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{
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return EmitSoftFloatCallDefaultFpscr(context, SoftFloat32.FPMulAddFpscr, SoftFloat64.FPMulAddFpscr, op1, op2, op3);
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});
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}
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}
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public static void Vmla_I(ArmEmitterContext context)
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{
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EmitVectorTernaryOpZx32(context, (op1, op2, op3) => context.Add(op1, context.Multiply(op2, op3)));
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}
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public static void Vmla_1(ArmEmitterContext context)
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{
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OpCode32SimdRegElem op = (OpCode32SimdRegElem)context.CurrOp;
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if (op.F)
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{
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if (Optimizations.FastFP)
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{
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EmitVectorsByScalarOpF32(context, (op1, op2, op3) => context.Add(op1, context.Multiply(op2, op3)));
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}
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else
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{
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EmitVectorsByScalarOpF32(context, (op1, op2, op3) => EmitSoftFloatCallDefaultFpscr(context, SoftFloat32.FPMulAddFpscr, SoftFloat64.FPMulAddFpscr, op1, op2, op3));
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}
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}
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else
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{
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EmitVectorsByScalarOpI32(context, (op1, op2, op3) => context.Add(op1, context.Multiply(op2, op3)), false);
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}
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}
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public static void Vmls_S(ArmEmitterContext context)
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{
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if (Optimizations.FastFP)
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{
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EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
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{
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return context.Subtract(op1, context.Multiply(op2, op3));
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});
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}
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else
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{
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EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
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{
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return EmitSoftFloatCall(context, SoftFloat32.FPMulSub, SoftFloat64.FPMulSub, op1, op2, op3);
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});
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}
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}
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public static void Vmls_V(ArmEmitterContext context)
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{
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if (Optimizations.FastFP)
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{
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EmitVectorTernaryOpF32(context, (op1, op2, op3) => context.Subtract(op1, context.Multiply(op2, op3)));
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}
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else
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{
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EmitVectorTernaryOpF32(context, (op1, op2, op3) =>
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{
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return EmitSoftFloatCallDefaultFpscr(context, SoftFloat32.FPMulSubFpscr, SoftFloat64.FPMulSubFpscr, op1, op2, op3);
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});
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}
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}
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public static void Vmls_I(ArmEmitterContext context)
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{
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EmitVectorTernaryOpZx32(context, (op1, op2, op3) => context.Subtract(op1, context.Multiply(op2, op3)));
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}
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public static void Vmls_1(ArmEmitterContext context)
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{
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OpCode32SimdRegElem op = (OpCode32SimdRegElem)context.CurrOp;
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if (op.F)
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{
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if (Optimizations.FastFP)
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{
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EmitVectorsByScalarOpF32(context, (op1, op2, op3) => context.Subtract(op1, context.Multiply(op2, op3)));
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}
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else
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{
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EmitVectorsByScalarOpF32(context, (op1, op2, op3) => EmitSoftFloatCallDefaultFpscr(context, SoftFloat32.FPMulSubFpscr, SoftFloat64.FPMulSubFpscr, op1, op2, op3));
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}
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}
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else
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{
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EmitVectorsByScalarOpI32(context, (op1, op2, op3) => context.Subtract(op1, context.Multiply(op2, op3)), false);
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}
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}
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public static void Vpadd_V(ArmEmitterContext context)
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{
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EmitVectorPairwiseOpF32(context, (op1, op2) => context.Add(op1, op2));
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}
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public static void Vpadd_I(ArmEmitterContext context)
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{
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OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
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EmitVectorPairwiseOpI32(context, (op1, op2) => context.Add(op1, op2), !op.U);
|
|
}
|
|
|
|
public static void Vrev(ArmEmitterContext context)
|
|
{
|
|
OpCode32Simd op = (OpCode32Simd)context.CurrOp;
|
|
|
|
EmitVectorUnaryOpZx32(context, (op1) =>
|
|
{
|
|
switch (op.Opc)
|
|
{
|
|
case 0:
|
|
switch (op.Size) // Swap bytes.
|
|
{
|
|
default:
|
|
return op1;
|
|
case 1:
|
|
return InstEmitAluHelper.EmitReverseBytes16_32Op(context, op1);
|
|
case 2:
|
|
case 3:
|
|
return context.ByteSwap(op1);
|
|
}
|
|
case 1:
|
|
switch (op.Size)
|
|
{
|
|
default:
|
|
return op1;
|
|
case 2:
|
|
return context.BitwiseOr(context.ShiftRightUI(context.BitwiseAnd(op1, Const(0xffff0000)), Const(16)),
|
|
context.ShiftLeft(context.BitwiseAnd(op1, Const(0x0000ffff)), Const(16)));
|
|
case 3:
|
|
return context.BitwiseOr(
|
|
context.BitwiseOr(context.ShiftRightUI(context.BitwiseAnd(op1, Const(0xffff000000000000ul)), Const(48)),
|
|
context.ShiftLeft(context.BitwiseAnd(op1, Const(0x000000000000fffful)), Const(48))),
|
|
context.BitwiseOr(context.ShiftRightUI(context.BitwiseAnd(op1, Const(0x0000ffff00000000ul)), Const(16)),
|
|
context.ShiftLeft(context.BitwiseAnd(op1, Const(0x00000000ffff0000ul)), Const(16))));
|
|
}
|
|
case 2:
|
|
// Swap upper and lower halves.
|
|
return context.BitwiseOr(context.ShiftRightUI(context.BitwiseAnd(op1, Const(0xffffffff00000000ul)), Const(32)),
|
|
context.ShiftLeft(context.BitwiseAnd(op1, Const(0x00000000fffffffful)), Const(32)));
|
|
}
|
|
|
|
return op1;
|
|
});
|
|
}
|
|
|
|
public static void Vrecpe(ArmEmitterContext context)
|
|
{
|
|
OpCode32SimdSqrte op = (OpCode32SimdSqrte)context.CurrOp;
|
|
|
|
if (op.F)
|
|
{
|
|
EmitVectorUnaryOpF32(context, (op1) =>
|
|
{
|
|
return EmitSoftFloatCallDefaultFpscr(context, SoftFloat32.FPRecipEstimateFpscr, SoftFloat64.FPRecipEstimateFpscr, op1);
|
|
});
|
|
}
|
|
else
|
|
{
|
|
throw new NotImplementedException("Integer Vrecpe not currently implemented.");
|
|
}
|
|
}
|
|
|
|
public static void Vrecps(ArmEmitterContext context)
|
|
{
|
|
EmitVectorBinaryOpF32(context, (op1, op2) =>
|
|
{
|
|
return EmitSoftFloatCall(context, SoftFloat32.FPRecipStep, SoftFloat64.FPRecipStep, op1, op2);
|
|
});
|
|
}
|
|
|
|
public static void Vrsqrte(ArmEmitterContext context)
|
|
{
|
|
OpCode32SimdSqrte op = (OpCode32SimdSqrte)context.CurrOp;
|
|
|
|
if (op.F)
|
|
{
|
|
EmitVectorUnaryOpF32(context, (op1) =>
|
|
{
|
|
return EmitSoftFloatCallDefaultFpscr(context, SoftFloat32.FPRSqrtEstimateFpscr, SoftFloat64.FPRSqrtEstimateFpscr, op1);
|
|
});
|
|
}
|
|
else
|
|
{
|
|
throw new NotImplementedException("Integer Vrsqrte not currently implemented.");
|
|
}
|
|
}
|
|
|
|
public static void Vrsqrts(ArmEmitterContext context)
|
|
{
|
|
EmitVectorBinaryOpF32(context, (op1, op2) =>
|
|
{
|
|
return EmitSoftFloatCall(context, SoftFloat32.FPRSqrtStep, SoftFloat64.FPRSqrtStep, op1, op2);
|
|
});
|
|
}
|
|
|
|
public static void Vsel(ArmEmitterContext context)
|
|
{
|
|
OpCode32SimdSel op = (OpCode32SimdSel)context.CurrOp;
|
|
|
|
Operand condition = null;
|
|
switch (op.Cc)
|
|
{
|
|
case OpCode32SimdSelMode.Eq:
|
|
condition = GetCondTrue(context, Condition.Eq);
|
|
break;
|
|
case OpCode32SimdSelMode.Ge:
|
|
condition = GetCondTrue(context, Condition.Ge);
|
|
break;
|
|
case OpCode32SimdSelMode.Gt:
|
|
condition = GetCondTrue(context, Condition.Gt);
|
|
break;
|
|
case OpCode32SimdSelMode.Vs:
|
|
condition = GetCondTrue(context, Condition.Vs);
|
|
break;
|
|
}
|
|
|
|
EmitScalarBinaryOpI32(context, (op1, op2) =>
|
|
{
|
|
return context.ConditionalSelect(condition, op1, op2);
|
|
});
|
|
}
|
|
|
|
public static void Vsqrt_S(ArmEmitterContext context)
|
|
{
|
|
EmitScalarUnaryOpF32(context, (op1) =>
|
|
{
|
|
return EmitSoftFloatCall(context, SoftFloat32.FPSqrt, SoftFloat64.FPSqrt, op1);
|
|
});
|
|
}
|
|
|
|
public static void Vsub_S(ArmEmitterContext context)
|
|
{
|
|
EmitScalarBinaryOpF32(context, (op1, op2) => context.Subtract(op1, op2));
|
|
}
|
|
|
|
public static void Vsub_V(ArmEmitterContext context)
|
|
{
|
|
EmitVectorBinaryOpF32(context, (op1, op2) => context.Subtract(op1, op2));
|
|
}
|
|
|
|
public static void Vsub_I(ArmEmitterContext context)
|
|
{
|
|
EmitVectorBinaryOpZx32(context, (op1, op2) => context.Subtract(op1, op2));
|
|
}
|
|
}
|
|
}
|