protected Identifier Bsr; // cached BSR register identifier
protected PICRewriter(PICArchitecture arch, PICDisassemblerBase disasm, PICProcessorState state, IStorageBinder binder, IRewriterHost host)
{
this.arch = arch;
this.state = state;
this.binder = binder;
this.host = host;
this.disasm = disasm;
dasm = disasm.GetEnumerator();
Wreg = GetWReg;
Bsr = GetBsr;
}
/// <summary> /// Creates the instructions IL rewriter for the target processor. /// </summary> /// <param name="arch">The architecture of the processor.</param> /// <param name="dasm">The disassembler.</param> /// <param name="state">The processor state.</param> /// <param name="binder">The storage binder.</param> /// <param name="host">The host.</param> /// <returns> /// The new rewriter. /// </returns> public abstract PICRewriter CreateRewriter(PICArchitecture arch, PICDisassemblerBase dasm, PICProcessorState state, IStorageBinder binder, IRewriterHost host);
public override PICInstruction Decode(ushort uInstr, PICDisassemblerBase dasm)
{
return(new PICInstructionNoOpnd(Mnemonic.invalid));
}
public override PICInstruction Decode(ushort uInstr, PICDisassemblerBase dasm)
{
throw new InvalidOperationException($"BUG! Missing decoder entry for PIC instruction 0x{uInstr:X4}.");
}
public override PICInstruction Decode(ushort uInstr, PICDisassemblerBase dasm)
{
var bits = uInstr.Extract(bitpos, width);
return(decoders[bits].Decode(uInstr, dasm));
}
public abstract PICInstruction Decode(ushort uInstr, PICDisassemblerBase dasm);