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reverting phi transformation

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Jakub Doka 2024-11-15 19:32:04 +01:00
parent afc1c5aac5
commit 7058efe75c
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1 changed files with 24 additions and 10 deletions
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34
lang/src/son.rs
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@ -1083,16 +1083,30 @@ impl Nodes {
return Some(self.new_node(self[lhs].ty, Kind::Stre, vc, tys));
}
if let Kind::BinOp { op } = self[lhs].kind
&& self[rhs].kind == (Kind::BinOp { op })
{
debug_assert!(ty != ty::Id::VOID);
let inps = [ctrl, self[lhs].inputs[1], self[rhs].inputs[1]];
let nlhs = self.new_node(ty, Kind::Phi, inps, tys);
let inps = [ctrl, self[lhs].inputs[2], self[rhs].inputs[2]];
let nrhs = self.new_node(ty, Kind::Phi, inps, tys);
return Some(self.new_node(ty, Kind::BinOp { op }, [VOID, nlhs, nrhs], tys));
}
//if let Kind::BinOp { op } = self[lhs].kind
// && self[rhs].kind == (Kind::BinOp { op })
//{
// debug_assert!(ty != ty::Id::VOID);
// debug_assert_eq!(
// self[lhs].ty.simple_size(),
// ty.simple_size(),
// "{:?} {:?}",
// self[lhs].ty.expand(),
// ty.expand()
// );
// debug_assert_eq!(
// self[rhs].ty.simple_size(),
// ty.simple_size(),
// "{:?} {:?}",
// self[rhs].ty.expand(),
// ty.expand()
// );
// let inps = [ctrl, self[lhs].inputs[1], self[rhs].inputs[1]];
// let nlhs = self.new_node(ty, Kind::Phi, inps, tys);
// let inps = [ctrl, self[lhs].inputs[2], self[rhs].inputs[2]];
// let nrhs = self.new_node(ty, Kind::Phi, inps, tys);
// return Some(self.new_node(ty, Kind::BinOp { op }, [VOID, nlhs, nrhs], tys));
//}
}
K::Stck => {
if let &[mut a, mut b] = self[target].outputs.as_slice() {