mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-11-08 17:58:33 +00:00
5e0f8e8738
* Implement JIT Arm64 backend * PPTC version bump * Address some feedback from Arm64 JIT PR * Address even more PR feedback * Remove unused IsPageAligned function * Sync Qc flag before calls * Fix comment and remove unused enum * Address riperiperi PR feedback * Delete Breakpoint IR instruction that was only implemented for Arm64
662 lines
26 KiB
C#
662 lines
26 KiB
C#
using ARMeilleure.IntermediateRepresentation;
|
|
using System;
|
|
using System.Diagnostics;
|
|
|
|
namespace ARMeilleure.CodeGen.Arm64
|
|
{
|
|
static class CodeGeneratorIntrinsic
|
|
{
|
|
public static void GenerateOperation(CodeGenContext context, Operation operation)
|
|
{
|
|
Intrinsic intrin = operation.Intrinsic;
|
|
|
|
IntrinsicInfo info = IntrinsicTable.GetInfo(intrin & ~(Intrinsic.Arm64VTypeMask | Intrinsic.Arm64VSizeMask));
|
|
|
|
switch (info.Type)
|
|
{
|
|
case IntrinsicType.ScalarUnary:
|
|
GenerateVectorUnary(
|
|
context,
|
|
0,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(0));
|
|
break;
|
|
case IntrinsicType.ScalarUnaryByElem:
|
|
Debug.Assert(operation.GetSource(1).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorUnaryByElem(
|
|
context,
|
|
0,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
(uint)operation.GetSource(1).AsInt32(),
|
|
operation.Destination,
|
|
operation.GetSource(0));
|
|
break;
|
|
case IntrinsicType.ScalarBinary:
|
|
GenerateVectorBinary(
|
|
context,
|
|
0,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(0),
|
|
operation.GetSource(1));
|
|
break;
|
|
case IntrinsicType.ScalarBinaryFPByElem:
|
|
Debug.Assert(operation.GetSource(2).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorBinaryFPByElem(
|
|
context,
|
|
0,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
(uint)operation.GetSource(2).AsInt32(),
|
|
operation.Destination,
|
|
operation.GetSource(0),
|
|
operation.GetSource(1));
|
|
break;
|
|
case IntrinsicType.ScalarBinaryRd:
|
|
GenerateVectorUnary(
|
|
context,
|
|
0,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(1));
|
|
break;
|
|
case IntrinsicType.ScalarBinaryShl:
|
|
Debug.Assert(operation.GetSource(1).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorBinaryShlImm(
|
|
context,
|
|
0,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(0),
|
|
(uint)operation.GetSource(1).AsInt32());
|
|
break;
|
|
case IntrinsicType.ScalarBinaryShr:
|
|
Debug.Assert(operation.GetSource(1).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorBinaryShrImm(
|
|
context,
|
|
0,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(0),
|
|
(uint)operation.GetSource(1).AsInt32());
|
|
break;
|
|
case IntrinsicType.ScalarFPCompare:
|
|
GenerateScalarFPCompare(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(0),
|
|
operation.GetSource(1));
|
|
break;
|
|
case IntrinsicType.ScalarFPConvFixed:
|
|
Debug.Assert(operation.GetSource(1).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorBinaryShrImm(
|
|
context,
|
|
0,
|
|
((uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift) + 2u,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(0),
|
|
(uint)operation.GetSource(1).AsInt32());
|
|
break;
|
|
case IntrinsicType.ScalarFPConvFixedGpr:
|
|
Debug.Assert(operation.GetSource(1).Kind == OperandKind.Constant);
|
|
|
|
GenerateScalarFPConvGpr(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(0),
|
|
(uint)operation.GetSource(1).AsInt32());
|
|
break;
|
|
case IntrinsicType.ScalarFPConvGpr:
|
|
GenerateScalarFPConvGpr(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(0));
|
|
break;
|
|
case IntrinsicType.ScalarTernary:
|
|
GenerateScalarTernary(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(1),
|
|
operation.GetSource(2),
|
|
operation.GetSource(0));
|
|
break;
|
|
case IntrinsicType.ScalarTernaryFPRdByElem:
|
|
Debug.Assert(operation.GetSource(3).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorBinaryFPByElem(
|
|
context,
|
|
0,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
(uint)operation.GetSource(3).AsInt32(),
|
|
operation.Destination,
|
|
operation.GetSource(1),
|
|
operation.GetSource(2));
|
|
break;
|
|
case IntrinsicType.ScalarTernaryShlRd:
|
|
Debug.Assert(operation.GetSource(2).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorBinaryShlImm(
|
|
context,
|
|
0,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(1),
|
|
(uint)operation.GetSource(2).AsInt32());
|
|
break;
|
|
case IntrinsicType.ScalarTernaryShrRd:
|
|
Debug.Assert(operation.GetSource(2).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorBinaryShrImm(
|
|
context,
|
|
0,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(1),
|
|
(uint)operation.GetSource(2).AsInt32());
|
|
break;
|
|
|
|
case IntrinsicType.VectorUnary:
|
|
GenerateVectorUnary(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VTypeMask) >> (int)Intrinsic.Arm64VTypeShift,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(0));
|
|
break;
|
|
case IntrinsicType.VectorUnaryByElem:
|
|
Debug.Assert(operation.GetSource(1).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorUnaryByElem(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VTypeMask) >> (int)Intrinsic.Arm64VTypeShift,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
(uint)operation.GetSource(1).AsInt32(),
|
|
operation.Destination,
|
|
operation.GetSource(0));
|
|
break;
|
|
case IntrinsicType.VectorBinary:
|
|
GenerateVectorBinary(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VTypeMask) >> (int)Intrinsic.Arm64VTypeShift,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(0),
|
|
operation.GetSource(1));
|
|
break;
|
|
case IntrinsicType.VectorBinaryBitwise:
|
|
GenerateVectorBinary(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VTypeMask) >> (int)Intrinsic.Arm64VTypeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(0),
|
|
operation.GetSource(1));
|
|
break;
|
|
case IntrinsicType.VectorBinaryByElem:
|
|
Debug.Assert(operation.GetSource(2).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorBinaryByElem(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VTypeMask) >> (int)Intrinsic.Arm64VTypeShift,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
(uint)operation.GetSource(2).AsInt32(),
|
|
operation.Destination,
|
|
operation.GetSource(0),
|
|
operation.GetSource(1));
|
|
break;
|
|
case IntrinsicType.VectorBinaryFPByElem:
|
|
Debug.Assert(operation.GetSource(2).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorBinaryFPByElem(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VTypeMask) >> (int)Intrinsic.Arm64VTypeShift,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
(uint)operation.GetSource(2).AsInt32(),
|
|
operation.Destination,
|
|
operation.GetSource(0),
|
|
operation.GetSource(1));
|
|
break;
|
|
case IntrinsicType.VectorBinaryRd:
|
|
GenerateVectorUnary(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VTypeMask) >> (int)Intrinsic.Arm64VTypeShift,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(1));
|
|
break;
|
|
case IntrinsicType.VectorBinaryShl:
|
|
Debug.Assert(operation.GetSource(1).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorBinaryShlImm(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VTypeMask) >> (int)Intrinsic.Arm64VTypeShift,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(0),
|
|
(uint)operation.GetSource(1).AsInt32());
|
|
break;
|
|
case IntrinsicType.VectorBinaryShr:
|
|
Debug.Assert(operation.GetSource(1).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorBinaryShrImm(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VTypeMask) >> (int)Intrinsic.Arm64VTypeShift,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(0),
|
|
(uint)operation.GetSource(1).AsInt32());
|
|
break;
|
|
case IntrinsicType.VectorFPConvFixed:
|
|
Debug.Assert(operation.GetSource(1).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorBinaryShrImm(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VTypeMask) >> (int)Intrinsic.Arm64VTypeShift,
|
|
((uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift) + 2u,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(0),
|
|
(uint)operation.GetSource(1).AsInt32());
|
|
break;
|
|
case IntrinsicType.VectorInsertByElem:
|
|
Debug.Assert(operation.GetSource(1).Kind == OperandKind.Constant);
|
|
Debug.Assert(operation.GetSource(3).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorInsertByElem(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
(uint)operation.GetSource(3).AsInt32(),
|
|
(uint)operation.GetSource(1).AsInt32(),
|
|
operation.Destination,
|
|
operation.GetSource(2));
|
|
break;
|
|
case IntrinsicType.VectorLookupTable:
|
|
Debug.Assert((uint)(operation.SourcesCount - 2) <= 3);
|
|
|
|
for (int i = 1; i < operation.SourcesCount - 1; i++)
|
|
{
|
|
Register currReg = operation.GetSource(i).GetRegister();
|
|
Register prevReg = operation.GetSource(i - 1).GetRegister();
|
|
|
|
Debug.Assert(prevReg.Index + 1 == currReg.Index && currReg.Type == RegisterType.Vector);
|
|
}
|
|
|
|
GenerateVectorBinary(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VTypeMask) >> (int)Intrinsic.Arm64VTypeShift,
|
|
info.Inst | ((uint)(operation.SourcesCount - 2) << 13),
|
|
operation.Destination,
|
|
operation.GetSource(0),
|
|
operation.GetSource(operation.SourcesCount - 1));
|
|
break;
|
|
case IntrinsicType.VectorTernaryFPRdByElem:
|
|
Debug.Assert(operation.GetSource(3).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorBinaryFPByElem(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VTypeMask) >> (int)Intrinsic.Arm64VTypeShift,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
(uint)operation.GetSource(3).AsInt32(),
|
|
operation.Destination,
|
|
operation.GetSource(1),
|
|
operation.GetSource(2));
|
|
break;
|
|
case IntrinsicType.VectorTernaryRd:
|
|
GenerateVectorBinary(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VTypeMask) >> (int)Intrinsic.Arm64VTypeShift,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(1),
|
|
operation.GetSource(2));
|
|
break;
|
|
case IntrinsicType.VectorTernaryRdBitwise:
|
|
GenerateVectorBinary(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VTypeMask) >> (int)Intrinsic.Arm64VTypeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(1),
|
|
operation.GetSource(2));
|
|
break;
|
|
case IntrinsicType.VectorTernaryRdByElem:
|
|
Debug.Assert(operation.GetSource(3).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorBinaryByElem(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VTypeMask) >> (int)Intrinsic.Arm64VTypeShift,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
(uint)operation.GetSource(3).AsInt32(),
|
|
operation.Destination,
|
|
operation.GetSource(1),
|
|
operation.GetSource(2));
|
|
break;
|
|
case IntrinsicType.VectorTernaryShlRd:
|
|
Debug.Assert(operation.GetSource(2).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorBinaryShlImm(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VTypeMask) >> (int)Intrinsic.Arm64VTypeShift,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(1),
|
|
(uint)operation.GetSource(2).AsInt32());
|
|
break;
|
|
case IntrinsicType.VectorTernaryShrRd:
|
|
Debug.Assert(operation.GetSource(2).Kind == OperandKind.Constant);
|
|
|
|
GenerateVectorBinaryShrImm(
|
|
context,
|
|
(uint)(intrin & Intrinsic.Arm64VTypeMask) >> (int)Intrinsic.Arm64VTypeShift,
|
|
(uint)(intrin & Intrinsic.Arm64VSizeMask) >> (int)Intrinsic.Arm64VSizeShift,
|
|
info.Inst,
|
|
operation.Destination,
|
|
operation.GetSource(1),
|
|
(uint)operation.GetSource(2).AsInt32());
|
|
break;
|
|
|
|
case IntrinsicType.GetRegister:
|
|
context.Assembler.WriteInstruction(info.Inst, operation.Destination);
|
|
break;
|
|
case IntrinsicType.SetRegister:
|
|
context.Assembler.WriteInstruction(info.Inst, operation.GetSource(0));
|
|
break;
|
|
|
|
default:
|
|
throw new NotImplementedException(info.Type.ToString());
|
|
}
|
|
}
|
|
|
|
private static void GenerateScalarFPCompare(
|
|
CodeGenContext context,
|
|
uint sz,
|
|
uint instruction,
|
|
Operand dest,
|
|
Operand rn,
|
|
Operand rm)
|
|
{
|
|
instruction |= (sz << 22);
|
|
|
|
if (rm.Kind == OperandKind.Constant && rm.Value == 0)
|
|
{
|
|
instruction |= 0b1000;
|
|
rm = rn;
|
|
}
|
|
|
|
context.Assembler.WriteInstructionRm16NoRet(instruction, rn, rm);
|
|
context.Assembler.Mrs(dest, 1, 3, 4, 2, 0);
|
|
}
|
|
|
|
private static void GenerateScalarFPConvGpr(
|
|
CodeGenContext context,
|
|
uint sz,
|
|
uint instruction,
|
|
Operand rd,
|
|
Operand rn)
|
|
{
|
|
instruction |= (sz << 22);
|
|
|
|
if (rd.Type.IsInteger())
|
|
{
|
|
context.Assembler.WriteInstructionAuto(instruction, rd, rn);
|
|
}
|
|
else
|
|
{
|
|
if (rn.Type == OperandType.I64)
|
|
{
|
|
instruction |= Assembler.SfFlag;
|
|
}
|
|
|
|
context.Assembler.WriteInstruction(instruction, rd, rn);
|
|
}
|
|
}
|
|
|
|
private static void GenerateScalarFPConvGpr(
|
|
CodeGenContext context,
|
|
uint sz,
|
|
uint instruction,
|
|
Operand rd,
|
|
Operand rn,
|
|
uint fBits)
|
|
{
|
|
Debug.Assert(fBits <= 64);
|
|
|
|
instruction |= (sz << 22);
|
|
instruction |= (64 - fBits) << 10;
|
|
|
|
if (rd.Type.IsInteger())
|
|
{
|
|
Debug.Assert(rd.Type != OperandType.I32 || fBits <= 32);
|
|
|
|
context.Assembler.WriteInstructionAuto(instruction, rd, rn);
|
|
}
|
|
else
|
|
{
|
|
if (rn.Type == OperandType.I64)
|
|
{
|
|
instruction |= Assembler.SfFlag;
|
|
}
|
|
else
|
|
{
|
|
Debug.Assert(fBits <= 32);
|
|
}
|
|
|
|
context.Assembler.WriteInstruction(instruction, rd, rn);
|
|
}
|
|
|
|
}
|
|
|
|
private static void GenerateScalarTernary(
|
|
CodeGenContext context,
|
|
uint sz,
|
|
uint instruction,
|
|
Operand rd,
|
|
Operand rn,
|
|
Operand rm,
|
|
Operand ra)
|
|
{
|
|
instruction |= (sz << 22);
|
|
|
|
context.Assembler.WriteInstruction(instruction, rd, rn, rm, ra);
|
|
}
|
|
|
|
private static void GenerateVectorUnary(
|
|
CodeGenContext context,
|
|
uint q,
|
|
uint sz,
|
|
uint instruction,
|
|
Operand rd,
|
|
Operand rn)
|
|
{
|
|
instruction |= (q << 30) | (sz << 22);
|
|
|
|
context.Assembler.WriteInstruction(instruction, rd, rn);
|
|
}
|
|
|
|
private static void GenerateVectorUnaryByElem(
|
|
CodeGenContext context,
|
|
uint q,
|
|
uint sz,
|
|
uint instruction,
|
|
uint srcIndex,
|
|
Operand rd,
|
|
Operand rn)
|
|
{
|
|
uint imm5 = (srcIndex << ((int)sz + 1)) | (1u << (int)sz);
|
|
|
|
instruction |= (q << 30) | (imm5 << 16);
|
|
|
|
context.Assembler.WriteInstruction(instruction, rd, rn);
|
|
}
|
|
|
|
private static void GenerateVectorBinary(
|
|
CodeGenContext context,
|
|
uint q,
|
|
uint instruction,
|
|
Operand rd,
|
|
Operand rn,
|
|
Operand rm)
|
|
{
|
|
instruction |= (q << 30);
|
|
|
|
context.Assembler.WriteInstructionRm16(instruction, rd, rn, rm);
|
|
}
|
|
|
|
private static void GenerateVectorBinary(
|
|
CodeGenContext context,
|
|
uint q,
|
|
uint sz,
|
|
uint instruction,
|
|
Operand rd,
|
|
Operand rn,
|
|
Operand rm)
|
|
{
|
|
instruction |= (q << 30) | (sz << 22);
|
|
|
|
context.Assembler.WriteInstructionRm16(instruction, rd, rn, rm);
|
|
}
|
|
|
|
private static void GenerateVectorBinaryByElem(
|
|
CodeGenContext context,
|
|
uint q,
|
|
uint size,
|
|
uint instruction,
|
|
uint srcIndex,
|
|
Operand rd,
|
|
Operand rn,
|
|
Operand rm)
|
|
{
|
|
instruction |= (q << 30) | (size << 22);
|
|
|
|
if (size == 2)
|
|
{
|
|
instruction |= ((srcIndex & 1) << 21) | ((srcIndex & 2) << 10);
|
|
}
|
|
else
|
|
{
|
|
instruction |= ((srcIndex & 3) << 20) | ((srcIndex & 4) << 9);
|
|
}
|
|
|
|
context.Assembler.WriteInstructionRm16(instruction, rd, rn, rm);
|
|
}
|
|
|
|
private static void GenerateVectorBinaryFPByElem(
|
|
CodeGenContext context,
|
|
uint q,
|
|
uint sz,
|
|
uint instruction,
|
|
uint srcIndex,
|
|
Operand rd,
|
|
Operand rn,
|
|
Operand rm)
|
|
{
|
|
instruction |= (q << 30) | (sz << 22);
|
|
|
|
if (sz != 0)
|
|
{
|
|
instruction |= (srcIndex & 1) << 11;
|
|
}
|
|
else
|
|
{
|
|
instruction |= ((srcIndex & 1) << 21) | ((srcIndex & 2) << 10);
|
|
}
|
|
|
|
context.Assembler.WriteInstructionRm16(instruction, rd, rn, rm);
|
|
}
|
|
|
|
private static void GenerateVectorBinaryShlImm(
|
|
CodeGenContext context,
|
|
uint q,
|
|
uint sz,
|
|
uint instruction,
|
|
Operand rd,
|
|
Operand rn,
|
|
uint shift)
|
|
{
|
|
instruction |= (q << 30);
|
|
|
|
Debug.Assert(shift >= 0 && shift < (8u << (int)sz));
|
|
|
|
uint imm = (8u << (int)sz) | (shift & (0x3fu >> (int)(3 - sz)));
|
|
|
|
instruction |= (imm << 16);
|
|
|
|
context.Assembler.WriteInstruction(instruction, rd, rn);
|
|
}
|
|
|
|
private static void GenerateVectorBinaryShrImm(
|
|
CodeGenContext context,
|
|
uint q,
|
|
uint sz,
|
|
uint instruction,
|
|
Operand rd,
|
|
Operand rn,
|
|
uint shift)
|
|
{
|
|
instruction |= (q << 30);
|
|
|
|
Debug.Assert(shift > 0 && shift <= (8u << (int)sz));
|
|
|
|
uint imm = (8u << (int)sz) | ((8u << (int)sz) - shift);
|
|
|
|
instruction |= (imm << 16);
|
|
|
|
context.Assembler.WriteInstruction(instruction, rd, rn);
|
|
}
|
|
|
|
private static void GenerateVectorInsertByElem(
|
|
CodeGenContext context,
|
|
uint sz,
|
|
uint instruction,
|
|
uint srcIndex,
|
|
uint dstIndex,
|
|
Operand rd,
|
|
Operand rn)
|
|
{
|
|
uint imm4 = srcIndex << (int)sz;
|
|
uint imm5 = (dstIndex << ((int)sz + 1)) | (1u << (int)sz);
|
|
|
|
instruction |= imm4 << 11;
|
|
instruction |= imm5 << 16;
|
|
|
|
context.Assembler.WriteInstruction(instruction, rd, rn);
|
|
}
|
|
}
|
|
} |