BizHawk/BizHawk.Emulation.Cores/Consoles/Nintendo/N64/N64.ITraceable.cs

82 lines
2.3 KiB
C#

using System;
using System.Runtime.InteropServices;
using System.Text;
using BizHawk.Common.NumberExtensions;
using BizHawk.Emulation.Common;
using BizHawk.Emulation.Cores.Nintendo.N64.NativeApi;
namespace BizHawk.Emulation.Cores.Nintendo.N64
{
partial class N64
{
public TraceBuffer Tracer { get; private set; }
private mupen64plusApi.TraceCallback _tracecb;
public void MakeTrace()
{
var regs = GetCpuFlagsAndRegisters();
uint pc = (uint)regs["PC"].Value;
var length = 0;
var disasm = Disassemble(MemoryDomains.SystemBus, pc, out length);
var traceInfo = new TraceInfo
{
Disassembly = string.Format("{0:X}: {1}", pc, disasm.PadRight(32))
};
var sb = new StringBuilder();
for (int i = 1; i < 32; i++) // r0 is always zero
{
UInt64 val = (regs["REG" + i + "_hi"].Value << 32) | regs["REG" + i + "_lo"].Value;
string name = GPRnames[i];
sb.Append(string.Format("{0}:{1:X16} ", name, val));
}
sb.Append(string.Format("LL:{0:X8} ", regs["LL"].Value));
sb.Append(string.Format("LO:{0:X8}{1:X8} ", regs["LO_hi"].Value, regs["LO_lo"].Value));
sb.Append(string.Format("HI:{0:X8}{1:X8} ", regs["HI_hi"].Value, regs["HI_lo"].Value));
sb.Append(string.Format("FCR0:{0:X8} ", regs["FCR0"].Value));
sb.Append(string.Format("FCR31:{0:X8} ", regs["FCR31"].Value));
for (int i = 0; i < 32; i++) // r0 is always zero
{
UInt64 val = (regs["CP1 FGR REG" + i + "_hi"].Value << 32) | regs["CP1 FGR REG" + i + "_lo"].Value;
sb.Append(string.Format("f{0}:{1:X16} ", i, val));
}
// drop MMU co-processor regs for now
traceInfo.RegisterInfo = sb.ToString().Trim();
Tracer.Put(traceInfo);
}
private const string TraceHeader = "r3400: PC, mnemonic, operands, registers (GPRs, Load/Link Bit, MultHI, MultLO, Implementation/Revision, Control/Status, FGRs)";
private void ConnectTracer()
{
Tracer = new TraceBuffer { Header = TraceHeader };
(ServiceProvider as BasicServiceProvider).Register<ITraceable>(Tracer);
_tracecb = new mupen64plusApi.TraceCallback(MakeTrace);
}
private string[] GPRnames = new string[32]
{
"r0",
"at",
"v0", "v1",
"a0", "a1", "a2", "a3",
"t0", "t1", "t2", "t3", "t4", "t5", "t6", "t7",
"s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7",
"t8", "t9",
"k0", "k1",
"gp",
"sp",
"s8",
"ra"
};
}
}