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CPU: Basic recompiler implementation for x64 (lui, ori, addiu)

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This commit is contained in:
Connor McLaughlin
2019-11-19 20:30:04 +10:00
parent 0e8ff85f04
commit 1d6c4a3af1
25 changed files with 4104 additions and 49 deletions
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21
src/core/cpu_disasm.cpp
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@ -23,10 +23,6 @@ struct TableEntry
const char* format;
};
static const std::array<const char*, 32> s_reg_names = {
{"$zero", "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", "fp", "ra"}};
static const std::array<const char*, 64> s_base_table = {{
"", // 0
"UNKNOWN", // 1
@ -188,11 +184,10 @@ static void FormatInstruction(String* dest, const Instruction inst, u32 pc, Core
if (std::strncmp(str, "rs", 2) == 0)
{
dest->AppendString(s_reg_names[static_cast<u8>(inst.r.rs.GetValue())]);
dest->AppendString(GetRegName(inst.r.rs));
if (state)
{
comment.AppendFormattedString("%s%s=0x%08X", comment.IsEmpty() ? "" : ", ",
s_reg_names[static_cast<u8>(inst.r.rs.GetValue())],
comment.AppendFormattedString("%s%s=0x%08X", comment.IsEmpty() ? "" : ", ", GetRegName(inst.r.rs),
state->GetRegs().r[static_cast<u8>(inst.r.rs.GetValue())]);
}
@ -200,11 +195,10 @@ static void FormatInstruction(String* dest, const Instruction inst, u32 pc, Core
}
else if (std::strncmp(str, "rt", 2) == 0)
{
dest->AppendString(s_reg_names[static_cast<u8>(inst.r.rt.GetValue())]);
dest->AppendString(GetRegName(inst.r.rt));
if (state)
{
comment.AppendFormattedString("%s%s=0x%08X", comment.IsEmpty() ? "" : ", ",
s_reg_names[static_cast<u8>(inst.r.rt.GetValue())],
comment.AppendFormattedString("%s%s=0x%08X", comment.IsEmpty() ? "" : ", ", GetRegName(inst.r.rt),
state->GetRegs().r[static_cast<u8>(inst.r.rt.GetValue())]);
}
@ -212,11 +206,10 @@ static void FormatInstruction(String* dest, const Instruction inst, u32 pc, Core
}
else if (std::strncmp(str, "rd", 2) == 0)
{
dest->AppendString(s_reg_names[static_cast<u8>(inst.r.rd.GetValue())]);
dest->AppendString(GetRegName(inst.r.rd));
if (state)
{
comment.AppendFormattedString("%s%s=0x%08X", comment.IsEmpty() ? "" : ", ",
s_reg_names[static_cast<u8>(inst.r.rd.GetValue())],
comment.AppendFormattedString("%s%s=0x%08X", comment.IsEmpty() ? "" : ", ", GetRegName(inst.r.rd),
state->GetRegs().r[static_cast<u8>(inst.r.rd.GetValue())]);
}
@ -247,7 +240,7 @@ static void FormatInstruction(String* dest, const Instruction inst, u32 pc, Core
else if (std::strncmp(str, "offsetrs", 8) == 0)
{
const s32 offset = static_cast<s32>(inst.i.imm_sext32());
dest->AppendFormattedString("%d(%s)", offset, s_reg_names[static_cast<u8>(inst.i.rs.GetValue())]);
dest->AppendFormattedString("%d(%s)", offset, GetRegName(inst.i.rs));
if (state)
{
comment.AppendFormattedString("%saddr=0x%08X", comment.IsEmpty() ? "" : ", ",