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Same as previous commit but I forgot about the write functions oops

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Ry 2022-09-18 22:15:45 -07:00
parent 5c5a8722e4
commit 42f26a48e7
1 changed files with 8 additions and 16 deletions
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20
src/memory.rs
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@ -267,23 +267,15 @@ impl Memory {
} }
} }
pub fn write_16(&mut self, address: u32, half: u16) -> Option<()> { pub fn write_16(&mut self, address: u32, half: u16) -> Option<()> {
let result_0 = self.write_8(address, (half & 0x00FF) as u8); self.write_8(address, (half & 0x00FF) as u8)?;
let result_1 = self.write_8(address + 1, (half >> 8) as u8); self.write_8(address + 1, (half >> 8) as u8)?;
if let (Some(_), Some(_)) = (result_0, result_1) {
Some(()) Some(())
} else {
None
}
} }
pub fn write_32(&mut self, address: u32, word: u32) -> Option<()> { pub fn write_32(&mut self, address: u32, word: u32) -> Option<()> {
let result_0 = self.write_8(address, (word & 0x000000FF) as u8); self.write_8(address, (word & 0x000000FF) as u8)?;
let result_1 = self.write_8(address + 1, ((word & 0x0000FF00) >> 8) as u8); self.write_8(address + 1, ((word & 0x0000FF00) >> 8) as u8)?;
let result_2 = self.write_8(address + 2, ((word & 0x00FF0000) >> 16) as u8); self.write_8(address + 2, ((word & 0x00FF0000) >> 16) as u8)?;
let result_3 = self.write_8(address + 3, ((word & 0xFF000000) >> 24) as u8); self.write_8(address + 3, ((word & 0xFF000000) >> 24) as u8)?;
if let (Some(_), Some(_), Some(_), Some(_)) = (result_0, result_1, result_2, result_3) {
Some(()) Some(())
} else {
None
}
} }
} }