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schip: Improve architecture & compatibility somewhat

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John
2023-04-03 05:46:33 -05:00
parent 9fcae555ce
commit 8bb34f2593
3 changed files with 154 additions and 117 deletions
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4
src/cpu/disassembler.rs
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@@ -78,7 +78,7 @@ pub enum Insn {
rand { B: u8, x: usize },
/// | Dxyn | Draws n-byte sprite to the screen at coordinates (vX, vY)
#[opcode = "0xdxyn"]
draw { x: usize, y: usize, n: u8 },
draw { y: usize, x: usize, n: u8 },
/// | eX9e | Skip next instruction if key == vX
#[opcode = "0xex9e"]
sek { x: usize },
@@ -170,7 +170,7 @@ impl Display for Insn {
Insn::movI { A } => write!(f, "mov ${A:03x}, I"),
Insn::jmpr { A } => write!(f, "jmp ${A:03x}+v0"),
Insn::rand { B, x } => write!(f, "rand #{B:02x}, v{x:X}"),
Insn::draw { x, y, n } => write!(f, "draw #{n:x}, v{x:X}, v{y:X}"),
Insn::draw { y, x, n } => write!(f, "draw #{n:x}, v{x:X}, v{y:X}"),
Insn::sek { x } => write!(f, "sek v{x:X}"),
Insn::snek { x } => write!(f, "snek v{x:X}"),
Insn::getdt { x } => write!(f, "mov DT, v{x:X}"),