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Revert "Remove obsolete ListLenUsize"

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This reverts commit ad1bca4ac9c40d336522f944df60d61a814435dd.
This commit is contained in:
Richard Feldman 2024-02-16 20:47:50 -05:00
parent 87d4760356
commit 739565e836
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GPG key ID: F1F21AA5B1D9E43B
16 changed files with 64 additions and 29 deletions
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19
crates/compiler/mono/src/ir/decision_tree.rs
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@ -1769,7 +1769,7 @@ fn test_to_comparison<'a>(
LayoutRepr::Builtin(Builtin::List(_elem_layout)) => {
let real_len_expr = Expr::Call(Call {
call_type: CallType::LowLevel {
op: LowLevel::ListLen,
op: LowLevel::ListLenUsize,
update_mode: env.next_update_mode_id(),
},
arguments: env.arena.alloc([list_sym]),
@ -1779,8 +1779,10 @@ fn test_to_comparison<'a>(
let real_len = env.unique_symbol();
let test_len = env.unique_symbol();
stores.push((real_len, Layout::U64, real_len_expr));
stores.push((test_len, Layout::U64, test_len_expr));
let usize_layout = Layout::usize(env.target_info);
stores.push((real_len, usize_layout, real_len_expr));
stores.push((test_len, usize_layout, test_len_expr));
let comparison = match bound {
ListLenBound::Exact => (real_len, Comparator::Eq, test_len),
@ -2335,7 +2337,7 @@ fn decide_to_branching<'a>(
let len_symbol = env.unique_symbol();
let switch = Stmt::Switch {
cond_layout: Layout::U64,
cond_layout: Layout::usize(env.target_info),
cond_symbol: len_symbol,
branches: branches.into_bump_slice(),
default_branch: (default_branch_info, env.arena.alloc(default_branch)),
@ -2344,13 +2346,18 @@ fn decide_to_branching<'a>(
let len_expr = Expr::Call(Call {
call_type: CallType::LowLevel {
op: LowLevel::ListLen,
op: LowLevel::ListLenUsize,
update_mode: env.next_update_mode_id(),
},
arguments: env.arena.alloc([inner_cond_symbol]),
});
Stmt::Let(len_symbol, len_expr, Layout::U64, env.arena.alloc(switch))
Stmt::Let(
len_symbol,
len_expr,
Layout::usize(env.target_info),
env.arena.alloc(switch),
)
} else {
Stmt::Switch {
cond_layout: inner_cond_layout,