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always Cond on a symbol

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this will make 'beans' easier
This commit is contained in:
Folkert 2020-03-23 20:00:15 +01:00
parent 3dbdb64a93
commit 2bb69f333f
6 changed files with 192 additions and 104 deletions
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30
compiler/mono/src/decision_tree.rs
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@ -1105,16 +1105,32 @@ fn decide_to_branching<'a>(
jumps,
));
let cond = boolean_all(env.arena, tests);
let condition = boolean_all(env.arena, tests);
let cond_layout = Layout::Builtin(Builtin::Bool);
Expr::Cond {
cond: env.arena.alloc(cond),
cond_layout,
pass,
fail,
ret_layout,
if let Expr::Load(symbol) = condition {
Expr::Cond {
cond: symbol,
cond_layout,
pass,
fail,
ret_layout,
}
} else {
let cond_symbol = env.fresh_symbol();
let stores = vec![(cond_symbol, cond_layout.clone(), condition)];
Expr::Store(
env.arena.alloc(stores),
env.arena.alloc(Expr::Cond {
cond: cond_symbol,
cond_layout,
pass,
fail,
ret_layout,
}),
)
}
}
FanOut {