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improved layout + stack

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This commit is contained in:
Rachel
2024-03-28 16:05:31 -07:00
parent 8d62cf407e
commit e6dcc61835
6 changed files with 125 additions and 26 deletions
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6
ic10emu/src/interpreter.rs
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@@ -324,7 +324,7 @@ impl IC {
}
pub fn push(&mut self, val: f64) -> Result<f64, ICError> {
let sp = (self.registers[16]) as i32;
let sp = (self.registers[16].round()) as i32;
if sp < 0 {
Err(ICError::StackUnderflow)
} else if sp >= 512 {
@@ -338,14 +338,14 @@ impl IC {
}
pub fn pop(&mut self) -> Result<f64, ICError> {
let sp = (self.registers[16]) as i32;
self.registers[16] -= 1.0;
let sp = (self.registers[16].round()) as i32;
if sp < 0 {
Err(ICError::StackUnderflow)
} else if sp >= 512 {
Err(ICError::StackOverflow)
} else {
let last = self.stack[sp as usize];
self.registers[16] -= 1.0;
Ok(last)
}
}