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using Ryujinx.Cpu.LightningJit.Table;
using System;
namespace Ryujinx.Cpu.LightningJit.Arm32
{
readonly struct InstInfoForTable : IInstInfo
{
public uint Encoding { get; }
public uint EncodingMask { get; }
public InstEncoding[] Constraints { get; }
public InstMeta Meta { get; }
public IsaVersion Version => Meta.Version;
public IsaFeature Feature => Meta.Feature;
public InstInfoForTable(
uint encoding,
uint encodingMask,
InstEncoding[] constraints,
InstName name,
Action<CodeGenContext, uint> emitFunc,
IsaVersion isaVersion,
IsaFeature isaFeature,
InstFlags flags)
{
Encoding = encoding;
EncodingMask = encodingMask;
Constraints = constraints;
Meta = new(name, emitFunc, isaVersion, isaFeature, flags);
}
public InstInfoForTable(
uint encoding,
uint encodingMask,
InstEncoding[] constraints,
InstName name,
Action<CodeGenContext, uint> emitFunc,
IsaVersion isaVersion,
InstFlags flags) : this(encoding, encodingMask, constraints, name, emitFunc, isaVersion, IsaFeature.None, flags)
{
}
public InstInfoForTable(
uint encoding,
uint encodingMask,
InstName name,
Action<CodeGenContext, uint> emitFunc,
IsaVersion isaVersion,
IsaFeature isaFeature,
InstFlags flags) : this(encoding, encodingMask, null, name, emitFunc, isaVersion, isaFeature, flags)
{
}
public InstInfoForTable(
uint encoding,
uint encodingMask,
InstName name,
Action<CodeGenContext, uint> emitFunc,
IsaVersion isaVersion,
InstFlags flags) : this(encoding, encodingMask, null, name, emitFunc, isaVersion, IsaFeature.None, flags)
{
}
public bool IsConstrained(uint encoding)
{
if (Constraints != null)
{
foreach (InstEncoding constraint in Constraints)
{
if ((encoding & constraint.EncodingMask) == constraint.Encoding)
{
return true;
}
}
}
return false;
}
}
}
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