mirror of
https://github.com/transistorfet/moa.git
synced 2025-04-06 11:38:21 +00:00
Added formatter for Instruction to output assembly
This commit is contained in:
transistor
parent
eba1f9c9fc
commit
1732c90f5b
@ -821,7 +821,7 @@ impl M68kDecoder {
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(0..((self.end - self.start) / 2)).map(|offset|
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Ok(format!("{:04x} ", system.get_bus().read_beu16((self.start + (offset * 2)) as Address).unwrap()))
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).collect();
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println!("{:#010x}: {}\n\t{:?}\n", self.start, ins_data.unwrap(), self.instruction);
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println!("{:#010x}: {}\n\t{}\n", self.start, ins_data.unwrap(), self.instruction);
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}
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}
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@ -906,6 +906,66 @@ pub fn sign_extend_to_long(value: u32, from: Size) -> i32 {
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}
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}
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impl fmt::Display for Sign {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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match self {
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Sign::Signed => write!(f, "s"),
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Sign::Unsigned => write!(f, "u"),
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}
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}
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}
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impl fmt::Display for ShiftDirection {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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match self {
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ShiftDirection::Right => write!(f, "r"),
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ShiftDirection::Left => write!(f, "l"),
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}
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}
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}
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impl fmt::Display for Size {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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match self {
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Size::Byte => write!(f, "b"),
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Size::Word => write!(f, "w"),
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Size::Long => write!(f, "l"),
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}
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}
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}
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impl fmt::Display for Condition {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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match self {
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Condition::True => write!(f, "t"),
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Condition::False => write!(f, "f"),
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Condition::High => write!(f, "h"),
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Condition::LowOrSame => write!(f, "ls"),
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Condition::CarryClear => write!(f, "cc"),
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Condition::CarrySet => write!(f, "cs"),
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Condition::NotEqual => write!(f, "ne"),
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Condition::Equal => write!(f, "eq"),
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Condition::OverflowClear => write!(f, "oc"),
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Condition::OverflowSet => write!(f, "os"),
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Condition::Plus => write!(f, "p"),
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Condition::Minus => write!(f, "m"),
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Condition::GreaterThanOrEqual => write!(f, "ge"),
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Condition::LessThan => write!(f, "lt"),
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Condition::GreaterThan => write!(f, "gt"),
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Condition::LessThanOrEqual => write!(f, "le"),
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}
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}
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}
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impl fmt::Display for ControlRegister {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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match self {
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ControlRegister::VBR => write!(f, "%vbr"),
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}
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}
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}
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impl fmt::Display for Target {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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match self {
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@ -915,11 +975,117 @@ impl fmt::Display for Target {
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Target::IndirectAReg(reg) => write!(f, "(%a{})", reg),
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Target::IndirectARegInc(reg) => write!(f, "(%a{})+", reg),
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Target::IndirectARegDec(reg) => write!(f, "-(%a{})", reg),
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Target::IndirectARegOffset(reg, offset) => write!(f, "(%a{} + #{})", reg, offset),
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Target::IndirectARegXRegOffset(reg, rtype, xreg, offset, _) => write!(f, "(%a{} + %{}{} + #{})", reg, if *rtype == RegisterType::Data { 'd' } else { 'a' }, xreg, offset),
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Target::IndirectARegOffset(reg, offset) => write!(f, "(%a{} + #{:04x})", reg, offset),
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Target::IndirectARegXRegOffset(reg, rtype, xreg, offset, _) => write!(f, "(%a{} + %{}{} + #{:04x})", reg, if *rtype == RegisterType::Data { 'd' } else { 'a' }, xreg, offset),
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Target::IndirectMemory(value) => write!(f, "(#{:08x})", value),
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Target::IndirectPCOffset(offset) => write!(f, "(%pc + #{})", offset),
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Target::IndirectPCXRegOffset(rtype, xreg, offset, _) => write!(f, "(%pc + %{}{} + #{})", if *rtype == RegisterType::Data { 'd' } else { 'a' }, xreg, offset),
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Target::IndirectPCOffset(offset) => write!(f, "(%pc + #{:04x})", offset),
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Target::IndirectPCXRegOffset(rtype, xreg, offset, _) => write!(f, "(%pc + %{}{} + #{:04x})", if *rtype == RegisterType::Data { 'd' } else { 'a' }, xreg, offset),
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}
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}
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}
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fn fmt_movem_mask(mask: u16) -> String {
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format!("something")
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}
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impl fmt::Display for Instruction {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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match self {
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Instruction::ABCD(src, dest) => write!(f, "abcd\t{}, {}", src, dest),
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Instruction::ADD(src, dest, size) => write!(f, "add{}\t{}, {}", size, src, dest),
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Instruction::AND(src, dest, size) => write!(f, "and{}\t{}, {}", size, src, dest),
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Instruction::ANDtoCCR(value) => write!(f, "andb\t{:02x}, %ccr", value),
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Instruction::ANDtoSR(value) => write!(f, "andw\t{:04x}, %sr", value),
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Instruction::ASd(src, dest, size, dir) => write!(f, "as{}{}\t{}, {}", dir, size, src, dest),
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Instruction::Bcc(cond, offset) => write!(f, "b{}\t{}", cond, offset),
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Instruction::BRA(offset) => write!(f, "bra\t{}", offset),
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Instruction::BSR(offset) => write!(f, "bra\t{}", offset),
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Instruction::BCHG(src, dest, size) => write!(f, "bchg{}\t{}, {}", size, src, dest),
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Instruction::BCLR(src, dest, size) => write!(f, "bclr{}\t{}, {}", size, src, dest),
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Instruction::BSET(src, dest, size) => write!(f, "bset{}\t{}, {}", size, src, dest),
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Instruction::BTST(src, dest, size) => write!(f, "btst{}\t{}, {}", size, src, dest),
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//Instruction::BKPT(value),
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Instruction::CHK(target, reg, size) => write!(f, "chk{}\t{}, %d{}", size, target, reg),
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Instruction::CLR(target, size) => write!(f, "clr{}\t{}", size, target),
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Instruction::CMP(src, dest, size) => write!(f, "cmp{}\t{}, {}", size, src, dest),
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Instruction::CMPA(target, reg, size) => write!(f, "cmpa{}\t{}, %a{}", size, target, reg),
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Instruction::DBcc(cond, reg, offset) => write!(f, "db{}\t%d{}, {}", cond, reg, offset),
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Instruction::DIV(src, dest, size, sign) => write!(f, "div{}{}\t{}, {}", sign, size, src, dest),
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Instruction::EOR(src, dest, size) => write!(f, "eor{}\t{}, {}", size, src, dest),
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Instruction::EORtoCCR(value) => write!(f, "eorb\t{:02x}, %ccr", value),
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Instruction::EORtoSR(value) => write!(f, "eorw\t{:04x}, %sr", value),
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Instruction::EXG(src, dest) => write!(f, "exg\t{}, {}", src, dest),
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Instruction::EXT(reg, size) => write!(f, "ext{}\t%d{}", size, reg),
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Instruction::ILLEGAL => write!(f, "illegal"),
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Instruction::JMP(target) => write!(f, "jmp\t{}", target),
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Instruction::JSR(target) => write!(f, "jsr\t{}", target),
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Instruction::LEA(target, reg) => write!(f, "lea\t{}, %a{}", target, reg),
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Instruction::LINK(reg, offset) => write!(f, "link\t%a{}, {}", reg, offset),
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Instruction::LSd(src, dest, size, dir) => write!(f, "ls{}{}\t{}, {}", dir, size, src, dest),
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Instruction::MOVE(src, dest, size) => write!(f, "move{}\t{}, {}", size, src, dest),
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Instruction::MOVEA(target, reg, size) => write!(f, "movea{}\t{}, %a{}", size, target, reg),
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Instruction::MOVEfromSR(target) => write!(f, "movew\t%sr, {}", target),
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Instruction::MOVEtoSR(target) => write!(f, "movew\t{}, %sr", target),
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Instruction::MOVEfromCCR(target) => write!(f, "moveb\t%ccr, {}", target),
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Instruction::MOVEtoCCR(target) => write!(f, "moveb\t{}, %ccr", target),
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Instruction::MOVEC(target, reg, dir) => match dir {
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Direction::ToTarget => write!(f, "movec\t{}, {}", reg, target),
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Direction::FromTarget => write!(f, "movec\t{}, {}", target, reg),
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},
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Instruction::MOVEM(target, size, dir, mask) => match dir {
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Direction::ToTarget => write!(f, "movem{}\t{}, {}", size, fmt_movem_mask(*mask), target),
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Direction::FromTarget => write!(f, "movem{}\t{}, {}", size, target, fmt_movem_mask(*mask)),
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},
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//Instruction::MOVEP(reg, target, size, dir),
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Instruction::MOVEQ(value, reg) => write!(f, "moveq\t#{:02x}, %d{}", value, reg),
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Instruction::MOVEUSP(target, dir) => match dir {
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Direction::ToTarget => write!(f, "movel\t%usp, {}", target),
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Direction::FromTarget => write!(f, "movel\t{}, %usp", target),
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},
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Instruction::MUL(src, dest, size, sign) => write!(f, "mul{}{}\t{}, {}", sign, size, src, dest),
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Instruction::NBCD(target) => write!(f, "nbcd\t{}", target),
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Instruction::NEG(target, size) => write!(f, "neg{}\t{}", size, target),
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Instruction::NEGX(target, size) => write!(f, "negx{}\t{}", size, target),
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Instruction::NOP => write!(f, "nop"),
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Instruction::NOT(target, size) => write!(f, "not{}\t{}", size, target),
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Instruction::OR(src, dest, size) => write!(f, "or{}\t{}, {}", size, src, dest),
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Instruction::ORtoCCR(value) => write!(f, "orb\t{:02x}, %ccr", value),
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Instruction::ORtoSR(value) => write!(f, "orw\t{:04x}, %sr", value),
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Instruction::PEA(target) => write!(f, "pea\t{}", target),
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Instruction::RESET => write!(f, "reset"),
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Instruction::ROd(src, dest, size, dir) => write!(f, "ro{}{}\t{}, {}", dir, size, src, dest),
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Instruction::ROXd(src, dest, size, dir) => write!(f, "rox{}{}\t{}, {}", dir, size, src, dest),
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Instruction::RTE => write!(f, "rte"),
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Instruction::RTR => write!(f, "rtr"),
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Instruction::RTS => write!(f, "rts"),
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Instruction::RTD(offset) => write!(f, "rtd\t{}", offset),
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Instruction::SBCD(src, dest) => write!(f, "sbcd\t{}, {}", src, dest),
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Instruction::Scc(cond, target) => write!(f, "s{}\t{}", cond, target),
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Instruction::STOP(value) => write!(f, "stop\t#{:04x}", value),
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Instruction::SUB(src, dest, size) => write!(f, "sub{}\t{}, {}", size, src, dest),
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Instruction::SWAP(reg) => write!(f, "swap\t%d{}", reg),
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Instruction::TAS(target) => write!(f, "tas\t{}", target),
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Instruction::TST(target, size) => write!(f, "tst{}\t{}", size, target),
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Instruction::TRAP(num) => write!(f, "trap\t{}", num),
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Instruction::TRAPV => write!(f, "trapv"),
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Instruction::UNLK(reg) => write!(f, "unlk\t%a{}", reg),
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_ => write!(f, "UNIMPL"),
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}
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}
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}
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@ -46,6 +46,7 @@ fn main() {
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//cpu.add_breakpoint(0x10bc9c);
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//cpu.add_breakpoint(0x106a94);
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//cpu.add_breakpoint(0x10b79c);
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//cpu.decoder.dump_disassembly(&mut system, 0x100000, 0x2000);
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system.add_interruptable_device(wrap_interruptable(cpu)).unwrap();
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loop {
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2
todo.txt
2
todo.txt
@ -2,7 +2,7 @@
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* add exception for privileged instructions. Should you separate them in the `match` or just put a guard into the instructions, and if the latter, can
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you use the emulator's errors to surface the execption up to the `step_internal` function but not to `System`?
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* make functions to print assembly out
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* make it possible to break out of the current execution, into the debugger
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* how can you add 68030 support? Should it be all one module that checks maybe during decode if the instruction is supported? Should it 'inherit' from the MC68010 object
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* make tests for each instruction
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