static string rt_imm(uint iw)
{
if (!First_Parse && PrintRelocations && RelocationLabels.ContainsKey(pc))
{
var label = GetRelocLabel(pc);
return($"{gpr_rn[RT(iw)]}, %hi({label})");
}
return($"{gpr_rn[RT(iw)]}, 0x{IMM(iw):X4}");
}
private static void InitRelocationLabels(BinaryReader br, DisassemblyTask task)
{
N64Ptr hi_addr = 0;
Rel_Parse = true;
N64Ptr start = task.VRam.Start;
List <(N64Ptr start, N64Ptr end)> textSections = GetTextSectionRanges(task);
foreach (var reloc in task.Relocations)
{
N64Ptr relAddr = task.VRam.Start + reloc.Offset;
br.BaseStream.Position = reloc.Offset;
if (reloc.RelocType == Reloc.R_MIPS_HI16 ||
reloc.RelocType == Reloc.R_MIPS_LO16)
{
GetOP(br.ReadBigInt32());
if (reloc.RelocType == Reloc.R_MIPS_HI16)
{
hi_addr = relAddr;
}
else if (reloc.RelocType == Reloc.R_MIPS_LO16)
{
//Fixes bug where gcc generates a R_MIPS_HI16
//after LO16 that is part of the same chain of LO16s
if (!RelocationLabels.ContainsKey(hi_addr))
{
RelocationLabels[hi_addr] = Rel_Label_Addr;
}
RelocationLabels[relAddr] = Rel_Label_Addr;
}
}
else if (reloc.RelocType == Reloc.R_MIPS32)
{
N64Ptr ptr = br.ReadBigInt32();
if (textSections.Exists(x => x.start >= ptr && ptr < x.end))
{
AddLabel(ptr, false);
}
else
{
Symbols[ptr] = new Label(Label.Type.VAR, ptr);
}
}
}
Rel_Parse = false;
br.BaseStream.Position = 0;
}
static string rt_rs_imm(uint iw)
{
if (Rel_Parse)
{
Rel_Label_Addr = gpr_regs[RT(iw)];
}
if (!First_Parse && RelocationLabels.ContainsKey(pc))
{
if (PrintRelocations)
{
var label = GetRelocLabel(pc);
return($"{gpr_rn[RT(iw)]}, {gpr_rn[RS(iw)]}, %lo({label})");
}
}
return($"{gpr_rn[RT(iw)]}, {gpr_rn[RS(iw)]}, 0x{IMM(iw):X4}");
}
static string base_imm(uint iw, string reg)
{
var addr = gpr_regs[BASE(iw)] + IMM(iw);
if (Rel_Parse)
{
Rel_Label_Addr = addr;
}
if (!First_Parse && RelocationLabels.ContainsKey(pc))
{
if (PrintRelocations)
{
var label = GetRelocLabel(pc);
return($"{reg}, %lo({label})({gpr_rn[BASE(iw)]})");
}
}
string result = $"{reg}, {IMM_P(iw)}({gpr_rn[BASE(iw)]})";
if (BASE(iw) != 29)
{
result += $"\t## {addr:X8}";
}
return(result);
}