diff options
Diffstat (limited to 'src/display.rs')
| -rw-r--r-- | src/display.rs | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/src/display.rs b/src/display.rs new file mode 100644 index 0000000..39a7943 --- /dev/null +++ b/src/display.rs @@ -0,0 +1,164 @@ +use core::fmt; + +impl fmt::Display for crate::Instruction { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + write!(f, "{}", self.opcode)?; + for i in 0..self.operand_count { + f.write_str(" ")?; + write!(f, "{:?}", self.operands[i as usize])?; + if i + 1 < self.operand_count { + f.write_str(",")?; + } + } + Ok(()) + } +} + +impl fmt::Debug for crate::Operand { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + <crate::Operand as fmt::Display>::fmt(self, f) + } +} + +impl fmt::Display for crate::Operand { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + use crate::Operand::*; + match self { + Nothing => { Ok(()) }, + BranchAbsU17 { addr } => { + if addr < &10 { + write!(f, "{}", addr) + } else { + write!(f, "0x{:x}", addr) + } + } + BranchRelU12 { rel } => { + if rel < &10 { + write!(f, "$+{}", rel) + } else { + write!(f, "$+0x{:x}", rel) + } + } + ImmU8 { imm } => { + write!(f, "#{:02x}h", imm) + } + ImmU16 { imm } => { + write!(f, "#{:04x}h", imm) + } + AbsU16 { addr } => { + write!(f, "{:04x}h", addr) + } + BitIndex { index } => { + write!(f, "{}", index) + } + IndirectReg { n } => { + write!(f, "[R{}]", n) + } + IndirectRegPlusC { n } => { + write!(f, "[R{}, C]", n) + } + R0Offset { off } => { + if off < &10 { + write!(f, "[{}]", off) + } else { + write!(f, "[{:x}h]", off) + } + } + } + } +} + +impl fmt::Debug for crate::Opcode { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + <crate::Opcode as fmt::Display>::fmt(self, f) + } +} + +impl fmt::Display for crate::Opcode { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + use crate::Opcode::*; + match self { + ADD => f.write_str("add"), + ADDC => f.write_str("addc"), + ADDDC => f.write_str("adddc"), + AND => f.write_str("and"), + BE => f.write_str("be"), + BN => f.write_str("bn"), + BNE => f.write_str("bne"), + BNM => f.write_str("bnm"), + BNZ => f.write_str("bnz"), + BNZW => f.write_str("bnzw"), + BP => f.write_str("bp"), + BPC => f.write_str("bpc"), + BPM => f.write_str("bpm"), + BR => f.write_str("br"), + BZ => f.write_str("bz"), + CALL => f.write_str("call"), + CLR1 => f.write_str("clr1"), + CLR1M => f.write_str("clr1m"), + DBNZ => f.write_str("dbnz"), + DBZ => f.write_str("dbz"), + DEC => f.write_str("dec"), + DECL => f.write_str("decl"), + DECW => f.write_str("decw"), + DIV16 => f.write_str("div16"), + DIV24 => f.write_str("div24"), + FADD => f.write_str("fadd"), + FADDC => f.write_str("faddc"), + FADDCW => f.write_str("faddcw"), + FADDW => f.write_str("faddw"), + FAND => f.write_str("fand"), + FANDW => f.write_str("fandw"), + FNOR => f.write_str("fnor"), + FNORW => f.write_str("fnorw"), + FOR => f.write_str("for"), + FORW => f.write_str("forw"), + FSUB => f.write_str("fsub"), + FSUBC => f.write_str("fsubc"), + FSUBCW => f.write_str("fsubcw"), + FSUBW => f.write_str("fsubw"), + FXOR => f.write_str("fxor"), + FXORW => f.write_str("fxorw"), + INC => f.write_str("inc"), + INCL => f.write_str("incl"), + INCW => f.write_str("incw"), + JMP => f.write_str("jmp"), + LD => f.write_str("ld"), + LDCW => f.write_str("ldcw"), + LDW => f.write_str("ldw"), + LDX => f.write_str("ldx"), + MOV => f.write_str("mov"), + MUL16 => f.write_str("mul16"), + MUL24 => f.write_str("mul24"), + NOP => f.write_str("nop"), + NOT1 => f.write_str("not1"), + NOT1M => f.write_str("not1m"), + OR => f.write_str("or"), + POP => f.write_str("pop"), + POPW => f.write_str("popw"), + POP_BA => f.write_str("pop_ba"), + POP_P => f.write_str("pop_p"), + PUHS_BA => f.write_str("puhs_ba"), + PUSH => f.write_str("push"), + PUSHW => f.write_str("pushw"), + PUSH_P => f.write_str("push_p"), + RCALL => f.write_str("rcall"), + RCALLA => f.write_str("rcalla"), + RET => f.write_str("ret"), + RETI => f.write_str("reti"), + ROL => f.write_str("rol"), + ROLC => f.write_str("rolc"), + ROR => f.write_str("ror"), + RORC => f.write_str("rorc"), + SET1 => f.write_str("set1"), + SET1M => f.write_str("set1m"), + ST => f.write_str("st"), + STW => f.write_str("stw"), + STX => f.write_str("stx"), + SUB => f.write_str("sub"), + SUBC => f.write_str("subc"), + XCH => f.write_str("xch"), + XCHW => f.write_str("xchw"), + } + } +} |