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Dict.get

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Folkert 2021-02-13 16:12:45 +01:00
parent cba729a933
commit ac5eb0f6f6
10 changed files with 296 additions and 2 deletions
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21
compiler/gen/src/llvm/build.rs
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@ -1,4 +1,6 @@
use crate::llvm::build_dict::{dict_contains, dict_empty, dict_insert, dict_len, dict_remove};
use crate::llvm::build_dict::{
dict_contains, dict_empty, dict_get, dict_insert, dict_len, dict_remove,
};
use crate::llvm::build_hash::generic_hash;
use crate::llvm::build_list::{
allocate_list, empty_list, empty_polymorphic_list, list_append, list_concat, list_contains,
@ -4005,6 +4007,23 @@ fn run_low_level<'a, 'ctx, 'env>(
_ => unreachable!("invalid dict layout"),
}
}
DictGetUnsafe => {
debug_assert_eq!(args.len(), 2);
let (dict, dict_layout) = load_symbol_and_layout(scope, &args[0]);
let (key, key_layout) = load_symbol_and_layout(scope, &args[1]);
match dict_layout {
Layout::Builtin(Builtin::EmptyDict) => {
unreachable!("we can't make up a layout for the return value");
// in other words, make sure to check whether the dict is empty first
}
Layout::Builtin(Builtin::Dict(_, value_layout)) => {
dict_get(env, layout_ids, dict, key, key_layout, value_layout)
}
_ => unreachable!("invalid dict layout"),
}
}
}
}