use crate::*; use std::ops::*; #[derive(Copy, Clone, Debug)] pub enum Signal { Sleep, Fork, Halt, Debug1, Debug2, Debug3, Debug4, Debug5, Debug6, } impl < D0:Device, D1:Device, D2:Device, D3:Device, D4:Device, D5:Device, D6:Device, D7:Device, D8:Device, D9:Device, DA:Device, DB:Device, DC:Device, DD:Device, DE:Device, DF:Device, > Bedrock { pub fn evaluate(&mut self, cycles: usize) -> Option { macro_rules! WPSH1 { ($x:expr) => { self.wst.push_u8($x) }; } macro_rules! RPSH1 { ($x:expr) => { self.rst.push_u8($x) }; } macro_rules! WPSH2 { ($x:expr,$y:expr) => { WPSH1!($x); WPSH1!($y); }; } macro_rules! RPSH2 { ($x:expr,$y:expr) => { WPSH1!($x); WPSH1!($y); }; } macro_rules! WPSHD { ($d:expr) => { self.wst.push_u16($d) }; } macro_rules! RPSHD { ($d:expr) => { self.rst.push_u16($d) }; } macro_rules! WPSHB { ($x:expr) => { self.wst.push_u8(if $x {0xff} else {0x00}) }; } macro_rules! RPSHB { ($x:expr) => { self.rst.push_u8(if $x {0xff} else {0x00}) }; } macro_rules! WPOP1 { ($x:ident) => { let $x = self.wst.pop_u8(); }; } macro_rules! RPOP1 { ($x:ident) => { let $x = self.rst.pop_u8(); }; } macro_rules! WPOP2 { ($x:ident,$y:ident) => { WPOP1!($y); WPOP1!($x); }; } macro_rules! RPOP2 { ($x:ident,$y:ident) => { WPOP1!($y); WPOP1!($x); }; } macro_rules! WPOPD { ($d:ident) => { let $d = self.wst.pop_u16(); }; } macro_rules! RPOPD { ($d:ident) => { let $d = self.rst.pop_u16(); }; } macro_rules! WGETV { ($i:expr) => { self.wst.mem[self.wst.sp.wrapping_sub($i) as usize] }; } macro_rules! RGETV { ($i:expr) => { self.rst.mem[self.rst.sp.wrapping_sub($i) as usize] }; } macro_rules! WGET1 { ($x:ident) => { let $x = WGETV!(1); }; } macro_rules! RGET1 { ($x:ident) => { let $x = RGETV!(1); }; } macro_rules! WGET1N { ($x:ident) => { let $x = WGETV!(2); }; } macro_rules! RGET1N { ($x:ident) => { let $x = RGETV!(2); }; } macro_rules! WGET2 { ($x:ident,$y:ident) => { let $x = WGETV!(2); let $y = WGETV!(1); }; } macro_rules! RGET2 { ($x:ident,$y:ident) => { let $x = RGETV!(2); let $y = RGETV!(1); }; } macro_rules! WGET2N { ($x:ident,$y:ident) => { let $x = WGETV!(4); let $y = WGETV!(3); }; } macro_rules! RGET2N { ($x:ident,$y:ident) => { let $x = RGETV!(4); let $y = RGETV!(3); }; } macro_rules! WGETD { ($d:ident) => { let $d = u16::from_be_bytes([WGETV!(2),WGETV!(1)]); }; } macro_rules! RGETD { ($d:ident) => { let $d = u16::from_be_bytes([RGETV!(2),RGETV!(1)]); }; } macro_rules! WGETDN { ($d:ident) => { let $d = u16::from_be_bytes([WGETV!(4),WGETV!(3)]); }; } macro_rules! RGETDN { ($d:ident) => { let $d = u16::from_be_bytes([RGETV!(4),RGETV!(3)]); }; } macro_rules! MEM { ($a:expr) => { self.mem.mem[$a as usize] }; } macro_rules! MEMN { ($a:expr) => { self.mem.mem[$a.wrapping_add(1) as usize] }; } macro_rules! DEV { ($p:expr) => { self.dev.read_u8($p) }; } macro_rules! DEVN { ($p:expr) => { self.dev.read_u8($p.wrapping_add(1)) }; } macro_rules! MLIT1 { ($x:ident) => { let $x = self.mem.read_u8_next(); }; } macro_rules! MLIT2 { ($x:ident,$y:ident) => { MLIT1!($x); MLIT1!($y); }; } macro_rules! MLITD { ($d:ident) => { let $d = self.mem.read_u16_next(); }; } macro_rules! DSET1 { ($p:expr,$x:expr) => { let s = self.dev.write_u8($p, $x); if s.is_some() { return s }; }; } macro_rules! DSET2 { ($p:expr,$x:expr,$y:expr) => { let s1 = self.dev.write_u8($p, $x); let s2 = self.dev.write_u8($p.wrapping_add(1), $y); match s1.is_some() { true => s1, false => s2, } }; } macro_rules! math { ($v:expr; ADD $i:expr) => { $v = $v.wrapping_sub($i); }; ($v:expr; SUB $i:expr) => { $v = $v.wrapping_add($i); }; ($v:expr; IOR $i:expr) => { $v = $v.bitor($i); }; ($v:expr; XOR $i:expr) => { $v = $v.bitxor($i); }; ($v:expr; AND $i:expr) => { $v = $v.bitand($i); }; ($v:expr; NOT ) => { $v = $v.not(); }; ($v:expr; TAL ) => { $v = $v.count_ones() as u8; }; ($v:expr; REV ) => { $v = $v.reverse_bits(); }; } macro_rules! split { ($v:expr=>$h:ident,$l:ident) => { let $h=($v>>4); let $l=($v&0x0f); } } macro_rules! shf { ($x:expr,$y:expr) => { { split!($y=>l,r); $x.checked_shr(r as u32).unwrap_or(0).checked_shl(l as u32).unwrap_or(0) } }; } macro_rules! shc { ($x:expr,$y:expr) => { { split!($y=>l,r); $x.rotate_right(r as u32).rotate_left(l as u32) } }; } let end = self.cyc + cycles; while self.cyc < end { self.cyc += 1; match self.mem.read_u8_next() { /* HLT */ 0x00 => { return Some(Signal::Halt); } /* JMP */ 0x01 => { WPOPD!(a); self.mem.pc=a; } /* JCN */ 0x02 => { WPOPD!(a); WPOP1!(t); if t!=0 {self.mem.pc=a}; } /* JCK */ 0x03 => { WPOPD!(a); WGET1!(t); if t!=0 {self.mem.pc=a}; } /* LDA */ 0x04 => { WPOPD!(a); WPSH1!(MEM!(a)); } /* STA */ 0x05 => { WPOPD!(a); WPOP1!(x); MEM!(a)=x; } /* LDD */ 0x06 => { WPOP1!(p); WPSH1!(DEV!(p)); } /* STD */ 0x07 => { WPOP1!(p); WPOP1!(x); DSET1!(p,x); } /* PSH */ 0x08 => { RPOP1!(x); WPSH1!(x); } /* POP */ 0x09 => { math!(self.wst.sp; SUB 1); } /* CPY */ 0x0A => { RGET1!(x); WPSH1!(x); } /* SPL */ 0x0B => { WPOP1!(x); split!(x=>a,b); WPSH2!(a,b); } /* DUP */ 0x0C => { WGET1!(x); WPSH1!(x); } /* OVR */ 0x0D => { WGET1N!(x); WPSH1!(x); } /* SWP */ 0x0E => { WPOP1!(y); WPOP1!(x); WPSH1!(y); WPSH1!(x); } /* ROT */ 0x0F => { WPOP1!(z); WPOP1!(y); WPOP1!(x); WPSH1!(y); WPSH1!(z); WPSH1!(x); } /* ADD */ 0x10 => { WPOP1!(y); math!(WGETV!(1); ADD y); } /* SUB */ 0x11 => { WPOP1!(y); math!(WGETV!(1); SUB y); } /* INC */ 0x12 => { math!(WGETV!(1); ADD 1); } /* DEC */ 0x13 => { math!(WGETV!(1); SUB 1); } /* LTH */ 0x14 => { WPOP1!(y); WPOP1!(x); WPSHB!(x < y); } /* GTH */ 0x15 => { WPOP1!(y); WPOP1!(x); WPSHB!(x > y); } /* EQU */ 0x16 => { WPOP1!(y); WPOP1!(x); WPSHB!(x==y); } /* NQK */ 0x17 => { WGET2!(x,y); WPSHB!(x!=y); } /* IOR */ 0x18 => { WPOP1!(y); math!(WGETV!(1); IOR y); } /* XOR */ 0x19 => { WPOP1!(y); math!(WGETV!(1); XOR y); } /* AND */ 0x1A => { WPOP1!(y); math!(WGETV!(1); AND y); } /* NOT */ 0x1B => { math!(WGETV!(1); NOT); } /* SHF */ 0x1C => { WPOP1!(y); WPOP1!(x); WPSH1!(shf!(x,y)); } /* SHC */ 0x1D => { WPOP1!(y); WPOP1!(x); WPSH1!(shc!(x,y)); } /* TAL */ 0x1E => { math!(WGETV!(1); TAL); } /* REV */ 0x1F => { math!(WGETV!(1); REV); } /* NOP */ 0x20 => { } /* JMS */ 0x21 => { WPOPD!(a); RPSHD!(self.mem.pc); self.mem.pc=a; } /* JCS */ 0x22 => { WPOPD!(a); WPOP1!(t); if t!=0 {RPSHD!(self.mem.pc); self.mem.pc=a}; } /* JCK* */ 0x23 => { WPOPD!(a); WGETD!(t); if t!=0 {self.mem.pc=a}; } /* LDA* */ 0x24 => { WPOPD!(a); WPSH2!(MEM!(a),MEMN!(a)); } /* STA* */ 0x25 => { WPOPD!(a); WPOP2!(x,y); MEM!(a)=x; MEMN!(a)=y; } /* LDD* */ 0x26 => { WPOP1!(p); WPSH2!(DEV!(p),DEVN!(p)); } /* STD* */ 0x27 => { WPOP1!(p); WPOP2!(x,y); DSET2!(p,x,y); } /* PSH* */ 0x28 => { RPOP2!(x,y); WPSH2!(x,y); } /* POP* */ 0x29 => { math!(self.wst.sp; SUB 2); } /* CPY* */ 0x2A => { RGET2!(x,y); WPSH2!(x,y); } /* SPL* */ 0x2B => { WPOP2!(x,y); split!(x=>a,b); split!(y=>c,d); WPSH2!(a,b); WPSH2!(c,d); } /* DUP* */ 0x2C => { WGET2!(x,y); WPSH2!(x,y); } /* OVR* */ 0x2D => { WGET2N!(x,y); WPSH2!(x,y); } /* SWP* */ 0x2E => { WPOP2!(c,d); WPOP2!(a,b); WPSH2!(c,d); WPSH2!(a,b); } /* ROT* */ 0x2F => { WPOP2!(e,f); WPOP2!(c,d); WPOP2!(a,b); WPSH2!(c,d); WPSH2!(e,f); WPSH2!(a,b); } /* ADD* */ 0x30 => { WPOPD!(y); WPOPD!(x); WPSHD!(x.wrapping_add(y)); } /* SUB* */ 0x31 => { WPOPD!(y); WPOPD!(x); WPSHD!(x.wrapping_sub(y)); } /* INC* */ 0x32 => { WPOPD!(x); WPSHD!(x.wrapping_add(1)); } /* DEC* */ 0x33 => { WPOPD!(x); WPSHD!(x.wrapping_sub(1)); } /* LTH* */ 0x34 => { WPOPD!(y); WPOPD!(x); WPSHB!(x < y); } /* GTH* */ 0x35 => { WPOPD!(y); WPOPD!(x); WPSHB!(x > y); } /* EQU* */ 0x36 => { WPOPD!(y); WPOPD!(x); WPSHB!(x==y); } /* NQK* */ 0x37 => { WGETD!(y); WGETDN!(x); WPSHB!(x!=y); } /* IOR* */ 0x38 => { WPOP2!(x,y); math!(WGETV!(2); IOR x); math!(WGETV!(1); IOR y); } /* XOR* */ 0x39 => { WPOP2!(x,y); math!(WGETV!(2); XOR x); math!(WGETV!(1); XOR y); } /* AND* */ 0x3A => { WPOP2!(x,y); math!(WGETV!(2); AND x); math!(WGETV!(1); AND y); } /* NOT* */ 0x3B => { math!(WGETV!(2); NOT); math!(WGETV!(1); NOT); } /* SHF* */ 0x3C => { WPOP1!(y); WPOPD!(x); WPSHD!(shf!(x,y)); } /* SHC* */ 0x3D => { WPOP1!(y); WPOPD!(x); WPSHD!(shc!(x,y)); } /* TAL* */ 0x3E => { WPOPD!(x); WPSH1!(x.count_ones() as u8); } /* REV* */ 0x3F => { WPOPD!(x); WPSHD!(x.reverse_bits()); } /* DB1 */ 0x40 => { return Some(Signal::Debug1); } /* JMP: */ 0x41 => { MLITD!(a); self.mem.pc=a; } /* JCN: */ 0x42 => { MLITD!(a); WPOP1!(t); if t!=0 {self.mem.pc=a}; } /* JCK: */ 0x43 => { MLITD!(a); WGET1!(t); if t!=0 {self.mem.pc=a}; } /* LDA: */ 0x44 => { MLITD!(a); WPSH1!(MEM!(a)); } /* STA: */ 0x45 => { MLITD!(a); WPOP1!(x); MEM!(a)=x; } /* LDD: */ 0x46 => { MLIT1!(p); WPSH1!(DEV!(p)); } /* STD: */ 0x47 => { MLIT1!(p); WPOP1!(x); DSET1!(p,x); } /* PSH: */ 0x48 => { MLIT1!(x); WPSH1!(x); } /* POP: */ 0x49 => { math!(self.mem.pc; ADD 1); } /* CPY: */ 0x4A => { MLIT1!(x); WPSH1!(x); RPSH1!(x); } /* SPL: */ 0x4B => { MLIT1!(x); split!(x=>a,b); WPSH2!(a,b); } /* DUP: */ 0x4C => { MLIT1!(x); WPSH1!(x); WPSH1!(x); } /* OVR: */ 0x4D => { MLIT1!(y); WGET1!(x); WPSH1!(y); WPSH1!(x); } /* SWP: */ 0x4E => { MLIT1!(y); WPOP1!(x); WPSH1!(y); WPSH1!(x); } /* ROT: */ 0x4F => { MLIT1!(z); WPOP1!(y); WPOP1!(x); WPSH1!(y); WPSH1!(z); WPSH1!(x); } /* ADD: */ 0x50 => { MLIT1!(y); math!(WGETV!(1); ADD y); } /* SUB: */ 0x51 => { MLIT1!(y); math!(WGETV!(1); SUB y); } /* INC: */ 0x52 => { MLIT1!(x); WPSH1!(x.wrapping_add(1)); } /* DEC: */ 0x53 => { MLIT1!(x); WPSH1!(x.wrapping_sub(1)); } /* LTH: */ 0x54 => { MLIT1!(y); WPOP1!(x); WPSHB!(x < y); } /* GTH: */ 0x55 => { MLIT1!(y); WPOP1!(x); WPSHB!(x > y); } /* EQU: */ 0x56 => { MLIT1!(y); WPOP1!(x); WPSHB!(x==y); } /* NQK: */ 0x57 => { MLIT1!(y); WGET1!(x); WPSH1!(y); WPSHB!(x!=y); } /* IOR: */ 0x58 => { MLIT1!(y); math!(WGETV!(1); IOR y); } /* XOR: */ 0x59 => { MLIT1!(y); math!(WGETV!(1); XOR y); } /* AND: */ 0x5A => { MLIT1!(y); math!(WGETV!(1); AND y); } /* NOT: */ 0x5B => { MLIT1!(x); WPSH1!(x.not()); } /* SHF: */ 0x5C => { MLIT1!(y); WPOP1!(x); WPSH1!(shf!(x,y)); } /* SHC: */ 0x5D => { MLIT1!(y); WPOP1!(x); WPSH1!(shc!(x,y)); } /* TAL: */ 0x5E => { MLIT1!(x); WPSH1!(x.count_ones() as u8); } /* REV: */ 0x5F => { MLIT1!(x); WPSH1!(x.reverse_bits()); } /* DB2 */ 0x60 => { return Some(Signal::Debug2); } /* JMS: */ 0x61 => { MLITD!(a); RPSHD!(self.mem.pc); self.mem.pc=a; } /* JCS: */ 0x62 => { MLITD!(a); WPOP1!(t); if t!=0 {RPSHD!(self.mem.pc); self.mem.pc=a}; } /* JCK*: */ 0x63 => { MLITD!(a); WGETD!(t); if t!=0 {self.mem.pc=a}; } /* LDA*: */ 0x64 => { MLITD!(a); WPSH2!(MEM!(a),MEMN!(a)); } /* STA*: */ 0x65 => { MLITD!(a); WPOP2!(x,y); MEM!(a)=x; MEMN!(a)=y; } /* LDD*: */ 0x66 => { MLIT1!(p); WPSH2!(DEV!(p),DEVN!(p)); } /* STD*: */ 0x67 => { MLIT1!(p); WPOP2!(x,y); DSET2!(p,x,y); } /* PSH*: */ 0x68 => { MLIT2!(x,y); WPSH2!(x,y); } /* POP*: */ 0x69 => { math!(self.mem.pc; ADD 2); } /* CPY*: */ 0x6A => { MLIT2!(x,y); WPSH2!(x,y); RPSH2!(x,y); } /* SPL*: */ 0x6B => { MLIT2!(x,y); split!(x=>a,b); split!(y=>c,d); WPSH2!(a,b); WPSH2!(c,d); } /* DUP*: */ 0x6C => { MLIT2!(x,y); WPSH2!(x,y); WPSH2!(x,y); } /* OVR*: */ 0x6D => { MLIT2!(c,d); WGET2!(a,b); WPSH2!(c,d); WPSH2!(a,b); } /* SWP*: */ 0x6E => { MLIT2!(c,d); WPOP2!(a,b); WPSH2!(c,d); WPSH2!(a,b); } /* ROT*: */ 0x6F => { MLIT2!(e,f); WPOP2!(c,d); WPOP2!(a,b); WPSH2!(c,d); WPSH2!(e,f); WPSH2!(a,b); } /* ADD*: */ 0x70 => { MLITD!(y); WPOPD!(x); WPSHD!(x.wrapping_add(y)); } /* SUB*: */ 0x71 => { MLITD!(y); WPOPD!(x); WPSHD!(x.wrapping_sub(y)); } /* INC*: */ 0x72 => { MLITD!(x); WPSHD!(x.wrapping_add(1)); } /* DEC*: */ 0x73 => { MLITD!(x); WPSHD!(x.wrapping_sub(1)); } /* LTH*: */ 0x74 => { MLITD!(y); WPOPD!(x); WPSHB!(x < y); } /* GTH*: */ 0x75 => { MLITD!(y); WPOPD!(x); WPSHB!(x > y); } /* EQU*: */ 0x76 => { MLITD!(y); WPOPD!(x); WPSHB!(x==y); } /* NQK*: */ 0x77 => { MLITD!(y); WGETD!(x); WPSHD!(y); WPSHB!(x!=y); } /* IOR*: */ 0x78 => { MLIT2!(x,y); math!(WGETV!(2); IOR x); math!(WGETV!(1); IOR y); } /* XOR*: */ 0x79 => { MLIT2!(x,y); math!(WGETV!(2); XOR x); math!(WGETV!(1); XOR y); } /* AND*: */ 0x7A => { MLIT2!(x,y); math!(WGETV!(2); AND x); math!(WGETV!(1); AND y); } /* NOT*: */ 0x7B => { MLITD!(x); WPSHD!(x.not()); } /* SHF*: */ 0x7C => { MLIT1!(y); WPOPD!(x); WPSHD!(shf!(x,y)); } /* SHC*: */ 0x7D => { MLIT1!(y); WPOPD!(x); WPSHD!(shc!(x,y)); } /* TAL*: */ 0x7E => { MLITD!(x); WPSH1!(x.count_ones() as u8); } /* REV*: */ 0x7F => { MLITD!(x); WPSHD!(x.reverse_bits()); } /* DB3 */ 0x80 => { return Some(Signal::Debug3); } /* JMPr */ 0x81 => { RPOPD!(a); self.mem.pc=a; } /* JCNr */ 0x82 => { RPOPD!(a); RPOP1!(t); if t!=0 {self.mem.pc=a}; } /* JCKr */ 0x83 => { RPOPD!(a); RGET1!(t); if t!=0 {self.mem.pc=a}; } /* LDAr */ 0x84 => { RPOPD!(a); RPSH1!(MEM!(a)); } /* STAr */ 0x85 => { RPOPD!(a); RPOP1!(x); MEM!(a)=x; } /* LDDr */ 0x86 => { RPOP1!(p); RPSH1!(DEV!(p)); } /* STDr */ 0x87 => { RPOP1!(p); RPOP1!(x); DSET1!(p,x); } /* PSHr */ 0x88 => { WPOP1!(x); RPSH1!(x); } /* POPr */ 0x89 => { math!(self.rst.sp; SUB 1); } /* CPYr */ 0x8A => { WGET1!(x); RPSH1!(x); } /* SPLr */ 0x8B => { RPOP1!(x); split!(x=>a,b); RPSH2!(a,b); } /* DUPr */ 0x8C => { RGET1!(x); RPSH1!(x); } /* OVRr */ 0x8D => { RGET1N!(x); RPSH1!(x); } /* SWPr */ 0x8E => { RPOP1!(y); RPOP1!(x); RPSH1!(y); RPSH1!(x); } /* ROTr */ 0x8F => { RPOP1!(z); RPOP1!(y); RPOP1!(x); RPSH1!(y); RPSH1!(z); RPSH1!(x); } /* ADDr */ 0x90 => { RPOP1!(y); math!(RGETV!(1); ADD y); } /* SUBr */ 0x91 => { RPOP1!(y); math!(RGETV!(1); SUB y); } /* INCr */ 0x92 => { math!(RGETV!(1); ADD 1); } /* DECr */ 0x93 => { math!(RGETV!(1); SUB 1); } /* LTHr */ 0x94 => { RPOP1!(y); RPOP1!(x); RPSHB!(x < y); } /* GTHr */ 0x95 => { RPOP1!(y); RPOP1!(x); RPSHB!(x > y); } /* EQUr */ 0x96 => { RPOP1!(y); RPOP1!(x); RPSHB!(x==y); } /* NQKr */ 0x97 => { RGET2!(x,y); RPSHB!(x!=y); } /* IORr */ 0x98 => { RPOP1!(y); math!(RGETV!(1); IOR y); } /* XORr */ 0x99 => { RPOP1!(y); math!(RGETV!(1); XOR y); } /* ANDr */ 0x9A => { RPOP1!(y); math!(RGETV!(1); AND y); } /* NOTr */ 0x9B => { math!(RGETV!(1); NOT); } /* SHFr */ 0x9C => { RPOP1!(y); RPOP1!(x); RPSH1!(shf!(x,y)); } /* SHCr */ 0x9D => { RPOP1!(y); RPOP1!(x); RPSH1!(shc!(x,y)); } /* TALr */ 0x9E => { math!(RGETV!(1); TAL); } /* REVr */ 0x9F => { math!(RGETV!(1); REV); } /* DB4 */ 0xA0 => { return Some(Signal::Debug4); } /* JMSr */ 0xA1 => { RPOPD!(a); WPSHD!(self.mem.pc); self.mem.pc=a; } /* JCSr */ 0xA2 => { RPOPD!(a); RPOP1!(t); if t!=0 {WPSHD!(self.mem.pc); self.mem.pc=a}; } /* JCKr* */ 0xA3 => { RPOPD!(a); RGETD!(t); if t!=0 {self.mem.pc=a}; } /* LDAr* */ 0xA4 => { RPOPD!(a); RPSH2!(MEM!(a),MEMN!(a)); } /* STAr* */ 0xA5 => { RPOPD!(a); RPOP2!(x,y); MEM!(a)=x; MEMN!(a)=y; } /* LDDr* */ 0xA6 => { RPOP1!(p); RPSH2!(DEV!(p),DEVN!(p)); } /* STDr* */ 0xA7 => { RPOP1!(p); RPOP2!(x,y); DSET2!(p,x,y); } /* PSHr* */ 0xA8 => { WPOP2!(x,y); RPSH2!(x,y); } /* POPr* */ 0xA9 => { math!(self.rst.sp; SUB 2); } /* CPYr* */ 0xAA => { WGET2!(x,y); RPSH2!(x,y); } /* SPLr* */ 0xAB => { RPOP2!(x,y); split!(x=>a,b); split!(y=>c,d); RPSH2!(a,b); RPSH2!(c,d); } /* DUPr* */ 0xAC => { RGET2!(x,y); RPSH2!(x,y); } /* OVRr* */ 0xAD => { RGET2N!(x,y); RPSH2!(x,y); } /* SWPr* */ 0xAE => { RPOP2!(c,d); RPOP2!(a,b); RPSH2!(c,d); RPSH2!(a,b); } /* ROTr* */ 0xAF => { RPOP2!(e,f); RPOP2!(c,d); RPOP2!(a,b); RPSH2!(c,d); RPSH2!(e,f); RPSH2!(a,b); } /* ADDr* */ 0xB0 => { RPOPD!(y); RPOPD!(x); RPSHD!(x.wrapping_add(y)); } /* SUBr* */ 0xB1 => { RPOPD!(y); RPOPD!(x); RPSHD!(x.wrapping_sub(y)); } /* INCr* */ 0xB2 => { RPOPD!(x); RPSHD!(x.wrapping_add(1)); } /* DECr* */ 0xB3 => { RPOPD!(x); RPSHD!(x.wrapping_sub(1)); } /* LTHr* */ 0xB4 => { RPOPD!(y); RPOPD!(x); RPSHB!(x < y); } /* GTHr* */ 0xB5 => { RPOPD!(y); RPOPD!(x); RPSHB!(x > y); } /* EQUr* */ 0xB6 => { RPOPD!(y); RPOPD!(x); RPSHB!(x==y); } /* NQKr* */ 0xB7 => { RGETD!(y); RGETDN!(x); RPSHB!(x!=y); } /* IORr* */ 0xB8 => { RPOP2!(x,y); math!(RGETV!(2); IOR x); math!(RGETV!(1); IOR y); } /* XORr* */ 0xB9 => { RPOP2!(x,y); math!(RGETV!(2); XOR x); math!(RGETV!(1); XOR y); } /* ANDr* */ 0xBA => { RPOP2!(x,y); math!(RGETV!(2); AND x); math!(RGETV!(1); AND y); } /* NOTr* */ 0xBB => { math!(RGETV!(2); NOT); math!(RGETV!(1); NOT); } /* SHFr* */ 0xBC => { RPOP1!(y); RPOPD!(x); RPSHD!(shf!(x,y)); } /* SHCr* */ 0xBD => { RPOP1!(y); RPOPD!(x); RPSHD!(shc!(x,y)); } /* TALr* */ 0xBE => { RPOPD!(x); RPSH1!(x.count_ones() as u8); } /* REVr* */ 0xBF => { RPOPD!(x); RPSHD!(x.reverse_bits()); } /* DB5 */ 0xC0 => { return Some(Signal::Debug5); } /* JMPr: */ 0xC1 => { MLITD!(a); self.mem.pc=a; } /* JCNr: */ 0xC2 => { MLITD!(a); RPOP1!(t); if t!=0 {self.mem.pc=a}; } /* JCKr: */ 0xC3 => { MLITD!(a); RGET1!(t); if t!=0 {self.mem.pc=a}; } /* LDAr: */ 0xC4 => { MLITD!(a); RPSH1!(MEM!(a)); } /* STAr: */ 0xC5 => { MLITD!(a); RPOP1!(x); MEM!(a)=x; } /* LDDr: */ 0xC6 => { MLIT1!(p); RPSH1!(DEV!(p)); } /* STDr: */ 0xC7 => { MLIT1!(p); RPOP1!(x); DSET1!(p,x); } /* PSHr: */ 0xC8 => { MLIT1!(x); RPSH1!(x); } /* POPr: */ 0xC9 => { math!(self.mem.pc; ADD 1); } /* CPYr: */ 0xCA => { MLIT1!(x); RPSH1!(x); WPSH1!(x); } /* SPLr: */ 0xCB => { MLIT1!(x); split!(x=>a,b); RPSH2!(a,b); } /* DUPr: */ 0xCC => { MLIT1!(x); RPSH1!(x); RPSH1!(x); } /* OVRr: */ 0xCD => { MLIT1!(y); RGET1!(x); RPSH1!(y); RPSH1!(x); } /* SWPr: */ 0xCE => { MLIT1!(y); RPOP1!(x); RPSH1!(y); RPSH1!(x); } /* ROTr: */ 0xCF => { MLIT1!(z); RPOP1!(y); RPOP1!(x); RPSH1!(y); RPSH1!(z); RPSH1!(x); } /* ADDr: */ 0xD0 => { MLIT1!(y); math!(RGETV!(1); ADD y); } /* SUBr: */ 0xD1 => { MLIT1!(y); math!(RGETV!(1); SUB y); } /* INCr: */ 0xD2 => { MLIT1!(x); RPSH1!(x.wrapping_add(1)); } /* DECr: */ 0xD3 => { MLIT1!(x); RPSH1!(x.wrapping_sub(1)); } /* LTHr: */ 0xD4 => { MLIT1!(y); RPOP1!(x); RPSHB!(x < y); } /* GTHr: */ 0xD5 => { MLIT1!(y); RPOP1!(x); RPSHB!(x > y); } /* EQUr: */ 0xD6 => { MLIT1!(y); RPOP1!(x); RPSHB!(x==y); } /* NQKr: */ 0xD7 => { MLIT1!(y); RGET1!(x); RPSH1!(y); RPSHB!(x!=y); } /* IORr: */ 0xD8 => { MLIT1!(y); math!(RGETV!(1); IOR y); } /* XORr: */ 0xD9 => { MLIT1!(y); math!(RGETV!(1); XOR y); } /* ANDr: */ 0xDA => { MLIT1!(y); math!(RGETV!(1); AND y); } /* NOTr: */ 0xDB => { MLIT1!(x); RPSH1!(x.not()); } /* SHFr: */ 0xDC => { MLIT1!(y); RPOP1!(x); RPSH1!(shf!(x,y)); } /* SHCr: */ 0xDD => { MLIT1!(y); RPOP1!(x); RPSH1!(shc!(x,y)); } /* TALr: */ 0xDE => { MLIT1!(x); RPSH1!(x.count_ones() as u8); } /* REVr: */ 0xDF => { MLIT1!(x); RPSH1!(x.reverse_bits()); } /* DB6 */ 0xE0 => { return Some(Signal::Debug6); } /* JMSr: */ 0xE1 => { MLITD!(a); WPSHD!(self.mem.pc); self.mem.pc=a; } /* JCSr: */ 0xE2 => { MLITD!(a); RPOP1!(t); if t!=0 {WPSHD!(self.mem.pc); self.mem.pc=a}; } /* JCKr*: */ 0xE3 => { MLITD!(a); RGETD!(t); if t!=0 {self.mem.pc=a}; } /* LDAr*: */ 0xE4 => { MLITD!(a); RPSH2!(MEM!(a),MEMN!(a)); } /* STAr*: */ 0xE5 => { MLITD!(a); RPOP2!(x,y); MEM!(a)=x; MEMN!(a)=y; } /* LDDr*: */ 0xE6 => { MLIT1!(p); RPSH2!(DEV!(p),DEVN!(p)); } /* STDr*: */ 0xE7 => { MLIT1!(p); RPOP2!(x,y); DSET2!(p,x,y); } /* PSHr*: */ 0xE8 => { MLIT2!(x,y); RPSH2!(x,y); } /* POPr*: */ 0xE9 => { math!(self.mem.pc; ADD 2); } /* CPYr*: */ 0xEA => { MLIT2!(x,y); RPSH2!(x,y); WPSH2!(x,y); } /* SPLr*: */ 0xEB => { MLIT2!(x,y); split!(x=>a,b); split!(y=>c,d); RPSH2!(a,b); RPSH2!(c,d); } /* DUPr*: */ 0xEC => { MLIT2!(x,y); RPSH2!(x,y); RPSH2!(x,y); } /* OVRr*: */ 0xED => { MLIT2!(c,d); RGET2!(a,b); RPSH2!(c,d); RPSH2!(a,b); } /* SWPr*: */ 0xEE => { MLIT2!(c,d); RPOP2!(a,b); RPSH2!(c,d); RPSH2!(a,b); } /* ROTr*: */ 0xEF => { MLIT2!(e,f); RPOP2!(c,d); RPOP2!(a,b); RPSH2!(c,d); RPSH2!(e,f); RPSH2!(a,b); } /* ADDr*: */ 0xF0 => { MLITD!(y); RPOPD!(x); RPSHD!(x.wrapping_add(y)); } /* SUBr*: */ 0xF1 => { MLITD!(y); RPOPD!(x); RPSHD!(x.wrapping_sub(y)); } /* INCr*: */ 0xF2 => { MLITD!(x); RPSHD!(x.wrapping_add(1)); } /* DECr*: */ 0xF3 => { MLITD!(x); RPSHD!(x.wrapping_sub(1)); } /* LTHr*: */ 0xF4 => { MLITD!(y); RPOPD!(x); RPSHB!(x < y); } /* GTHr*: */ 0xF5 => { MLITD!(y); RPOPD!(x); RPSHB!(x > y); } /* EQUr*: */ 0xF6 => { MLITD!(y); RPOPD!(x); RPSHB!(x==y); } /* NQKr*: */ 0xF7 => { MLITD!(y); RGETD!(x); RPSHD!(y); RPSHB!(x!=y); } /* IORr*: */ 0xF8 => { MLIT2!(x,y); math!(RGETV!(2); IOR x); math!(RGETV!(1); IOR y); } /* XORr*: */ 0xF9 => { MLIT2!(x,y); math!(RGETV!(2); XOR x); math!(RGETV!(1); XOR y); } /* ANDr*: */ 0xFA => { MLIT2!(x,y); math!(RGETV!(2); AND x); math!(RGETV!(1); AND y); } /* NOTr*: */ 0xFB => { MLITD!(x); RPSHD!(x.not()); } /* SHFr*: */ 0xFC => { MLIT1!(y); RPOPD!(x); RPSHD!(shf!(x,y)); } /* SHCr*: */ 0xFD => { MLIT1!(y); RPOPD!(x); RPSHD!(shc!(x,y)); } /* TALr*: */ 0xFE => { MLITD!(x); RPSH1!(x.count_ones() as u8); } /* REVr*: */ 0xFF => { MLITD!(x); RPSHD!(x.reverse_bits()); } } } return None; } }