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atomic tests

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This commit is contained in:
nora 2025-03-09 20:55:16 +01:00
parent 023d1645cd
commit 9ad5785106
3 changed files with 133 additions and 7 deletions
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14
src/inst.rs
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@ -145,8 +145,8 @@ impl Fence {
}
impl AmoOrdering {
pub fn from_ac_rl(ac: bool, rl: bool) -> Self {
match (ac, rl) {
pub fn from_aq_rl(aq: bool, rl: bool) -> Self {
match (aq, rl) {
(false, false) => Self::Relaxed,
(true, false) => Self::Acquire,
(false, true) => Self::Release,
@ -314,9 +314,9 @@ impl Display for AmoOrdering {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
AmoOrdering::Relaxed => write!(f, ""),
AmoOrdering::Acquire => write!(f, ".ac"),
AmoOrdering::Acquire => write!(f, ".aq"),
AmoOrdering::Release => write!(f, ".rl"),
AmoOrdering::SeqCst => write!(f, ".acrl"),
AmoOrdering::SeqCst => write!(f, ".aqrl"),
}
}
}
@ -650,17 +650,17 @@ impl Inst {
}
}
// AMO
00101111 => {
0b00101111 => {
// width must be W
if code.funct3() != 0b010 {
return Err(Status::IllegalInstruction(code, "funct3"));
}
let kind = code.extract(27..=31);
let ac = code.extract(26..=26) == 1;
let aq = code.extract(26..=26) == 1;
let rl = code.extract(25..=25) == 1;
let order = AmoOrdering::from_ac_rl(ac, rl);
let order = AmoOrdering::from_aq_rl(aq, rl);
match kind {
// LR