diff options
| -rw-r--r-- | Cargo.toml | 1 | ||||
| -rw-r--r-- | src/lib.rs | 175 |
2 files changed, 175 insertions, 1 deletions
@@ -11,6 +11,7 @@ A rust pic17 decoder [dependencies] yaxpeax-arch = { path = "../../yaxpeax-arch" } +"termion" = "1.4.0" [[test]] name = "test" @@ -1,9 +1,12 @@ extern crate yaxpeax_arch; +extern crate termion; -use yaxpeax_arch::{Arch, Decodable, LengthedInstruction}; +use yaxpeax_arch::{Arch, ColorSettings, Colorize, Decodable, LengthedInstruction, ShowContextual}; use std::fmt::{Display, Formatter}; +use termion::color; + #[derive(Debug, Copy, Clone)] pub struct Instruction { pub opcode: Opcode, @@ -452,3 +455,173 @@ impl Decodable for Instruction { } } +pub fn opcode_color(opcode: Opcode) -> &'static color::Fg<&'static color::Color> { + match opcode { + Opcode::Invalid(_, _) => &color::Fg(&color::Red), + Opcode::NOP => &color::Fg(&color::Blue), + Opcode::CPFSLT | + Opcode::CPFSEQ | + Opcode::CPFSGT | + Opcode::TSTFSZ | + Opcode::BTFSS | + Opcode::BTFSC | + Opcode::RETLW | + Opcode::LCALL | + Opcode::GOTO | + Opcode::CALL | + Opcode::RETURN => &color::Fg(&color::Green), + Opcode::SLEEP | + Opcode::CLRWDT | + Opcode::RETFIE => &color::Fg(&color::Cyan), + Opcode::MOVWF | + Opcode::MOVFP | + Opcode::MOVPF | + Opcode::MOVLW | + Opcode::MOVLB | + Opcode::MOVLR => &color::Fg(&color::LightMagenta), + Opcode::BSF | + Opcode::BCF | + Opcode::IORWF | + Opcode::ANDWF | + Opcode::XORWF | + Opcode::IORLW | + Opcode::XORLW | + Opcode::ANDLW | + Opcode::CLRF | + Opcode::SETF | + Opcode::BTG | + Opcode::COMF | + Opcode::RRCF | + Opcode::RLCF | + Opcode::RRNCF | + Opcode::RLNCF | + Opcode::SWAPF => &color::Fg(&color::LightYellow), + + Opcode::INFSNZ | + Opcode::DCFSNZ | + Opcode::DECFSZ | + Opcode::INCFSZ | + Opcode::SUBWFB | + Opcode::SUBWF | + Opcode::DECF | + Opcode::ADDWF | + Opcode::ADDWFC | + Opcode::INCF | + Opcode::MULWF | + Opcode::NEGW | + Opcode::DAW | + Opcode::ADDLW | + Opcode::SUBLW | + Opcode::MULLW => &color::Fg(&color::Yellow), + + Opcode::TLRDL | + Opcode::TLRDH | + Opcode::TLWTL | + Opcode::TLWTH | + Opcode::TABLRDL | + Opcode::TABLRDLI | + Opcode::TABLRDH | + Opcode::TABLRDHI | + Opcode::TABLWTL | + Opcode::TABLWTLI | + Opcode::TABLWTH | + Opcode::TABLWTHI => &color::Fg(&color::Magenta), + } +} + +impl <T: std::fmt::Write> Colorize<T> for Operand { + fn colorize(&self, colors: Option<&ColorSettings>, out: &mut T) -> std::fmt::Result { + match self { + Operand::ImmediateU8(i) => { + write!(out, "#{:02x}", i) + }, + Operand::ImmediateU32(i) => { + write!(out, "#{:08x}", i) + }, + Operand::File(f) => { + if *f < 0x10 { + write!(out, "{}0x{:02x}{}", color::Fg(color::Yellow), f, color::Fg(color::Reset)) + } else { + write!(out, "{}[banked 0x{:02x}]{}", color::Fg(color::Yellow), f, color::Fg(color::Reset)) + } + }, + Operand::W => { + write!(out, "{}W{}", color::Fg(color::Yellow), color::Fg(color::Reset)) + }, + _ => { + Ok(()) + } + } + } +} + +impl <T: std::fmt::Write> ShowContextual<<PIC17 as Arch>::Address, [Option<String>], T> for Instruction { + fn contextualize(&self, colors: Option<&ColorSettings>, address: <PIC17 as Arch>::Address, context: Option<&[Option<String>]>, out: &mut T) -> std::fmt::Result { + write!(out, "{}{}{}", opcode_color(self.opcode), self.opcode, color::Fg(color::Reset))?; + + match self.opcode { + Opcode::LCALL => { + write!(out, " ")?; + match context.and_then(|c| c.get(0)) { + Some(Some(text)) => { + write!(out, "{}", text) + }, + _ => { + match self.operands[0] { + Operand::ImmediateU8(i) => { + write!(out, "+#{:08x}", (i as u16) * 2) + } + _ => { unreachable!(); } + } + } + } + }, + Opcode::CALL | + Opcode::GOTO => { + match context.and_then(|c| c.get(0)) { + Some(Some(text)) => { write!(out, "{}", text) } + _ => { + match self.operands[0] { + Operand::ImmediateU32(i) => { + write!(out, " #{:08x}", (i as u16) * 2) + }, + _ => { unreachable!() } + } + } + } + }, + _ => { + match context.and_then(|c| c.get(0)) { + Some(Some(text)) => { write!(out, " {}", text)?; }, + _ => { + match &self.operands[0] { + Operand::Nothing => { + return Ok(()); + }, + x @ _ => { + write!(out, " ")?; + x.colorize(colors, out)?; + } + }; + } + }; + + match context.and_then(|c| c.get(1)) { + Some(Some(text)) => { write!(out, ", {}", text)?; }, + _ => { + match &self.operands[1] { + Operand::Nothing => { + return Ok(()); + }, + x @ _ => { + write!(out, ", ")?; + x.colorize(colors, out)?; + } + }; + } + }; + Ok(()) + } + } + } +} |