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Make 16 simple hasher cases for small types

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This commit is contained in:
gingerBill
2020-11-29 18:17:21 +00:00
parent 9e13416312
commit f06f33872c
4 changed files with 55 additions and 59 deletions
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src/check_type.cpp
+18 -24
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@@ -2860,37 +2860,31 @@ void add_map_key_type_dependencies(CheckerContext *ctx, Type *key) {
return;
}
if (is_type_simple_compare(key)) {
i64 sz = type_size_of(key);
if (1 <= sz && sz <= 16) {
char buf[20] = {};
gb_snprintf(buf, 20, "default_hasher%d", cast(i32)sz);
add_package_dependency(ctx, "runtime", buf);
return;
} else {
add_package_dependency(ctx, "runtime", "default_hasher_n");
return;
}
}
if (key->kind == Type_Struct) {
add_package_dependency(ctx, "runtime", "default_hasher_n");
if (!is_type_simple_compare(key)) {
for_array(i, key->Struct.fields) {
Entity *field = key->Struct.fields[i];
add_map_key_type_dependencies(ctx, field->type);
}
for_array(i, key->Struct.fields) {
Entity *field = key->Struct.fields[i];
add_map_key_type_dependencies(ctx, field->type);
}
} else if (key->kind == Type_EnumeratedArray) {
add_package_dependency(ctx, "runtime", "default_hasher_n");
if (!is_type_simple_compare(key->EnumeratedArray.elem)) {
add_map_key_type_dependencies(ctx, key->EnumeratedArray.elem);
}
add_map_key_type_dependencies(ctx, key->EnumeratedArray.elem);
} else if (key->kind == Type_Array) {
add_package_dependency(ctx, "runtime", "default_hasher_n");
if (!is_type_simple_compare(key->Array.elem)) {
add_map_key_type_dependencies(ctx, key->Array.elem);
}
} else {
if (!is_type_simple_compare(key)) {
GB_PANIC("HERE");
}
i64 sz = type_size_of(key);
switch (sz) {
case 1: add_package_dependency(ctx, "runtime", "default_hasher1"); break;
case 2: add_package_dependency(ctx, "runtime", "default_hasher2"); break;
case 4: add_package_dependency(ctx, "runtime", "default_hasher4"); break;
case 8: add_package_dependency(ctx, "runtime", "default_hasher8"); break;
case 16: add_package_dependency(ctx, "runtime", "default_hasher16"); break;
}
add_map_key_type_dependencies(ctx, key->Array.elem);
}
}
}