diff options
Diffstat (limited to '031container.cc')
-rw-r--r-- | 031container.cc | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/031container.cc b/031container.cc index 3a525f80..14a90501 100644 --- a/031container.cc +++ b/031container.cc @@ -281,133 +281,6 @@ def main [ ] # just don't die -//:: To write to elements of containers, you need their address. - -:(scenario get_address) -def main [ - 12:number <- copy 34 - 13:number <- copy 35 - 15:address:number <- get-address 12:point, 1:offset -] -+mem: storing 13 in location 15 - -:(before "End Primitive Recipe Declarations") -GET_ADDRESS, -:(before "End Primitive Recipe Numbers") -put(Recipe_ordinal, "get-address", GET_ADDRESS); -:(before "End Primitive Recipe Checks") -case GET_ADDRESS: { - if (SIZE(inst.ingredients) != 2) { - raise << maybe(get(Recipe, r).name) << "'get-address' expects exactly 2 ingredients in '" << to_original_string(inst) << "'\n" << end(); - break; - } - reagent base = inst.ingredients.at(0); - if (!canonize_type(base)) break; - if (!base.type || !base.type->value || !contains_key(Type, base.type->value) || get(Type, base.type->value).kind != CONTAINER) { - raise << maybe(get(Recipe, r).name) << "first ingredient of 'get-address' should be a container, but got " << inst.ingredients.at(0).original_string << '\n' << end(); - break; - } - type_ordinal base_type = base.type->value; - reagent offset = inst.ingredients.at(1); - if (!is_literal(offset) || !is_mu_scalar(offset)) { - raise << maybe(get(Recipe, r).name) << "second ingredient of 'get-address' should have type 'offset', but got " << inst.ingredients.at(1).original_string << '\n' << end(); - break; - } - int offset_value = 0; - if (is_integer(offset.name)) { // later layers permit non-integer offsets - offset_value = to_integer(offset.name); - if (offset_value < 0 || offset_value >= SIZE(get(Type, base_type).elements)) { - raise << maybe(get(Recipe, r).name) << "invalid offset " << offset_value << " for " << get(Type, base_type).name << '\n' << end(); - break; - } - } - else { - offset_value = offset.value; - } - // same type as for GET.. - reagent element = element_type(base, offset_value); - // ..except for an address at the start - element.type = new type_tree("address", get(Type_ordinal, "address"), element.type); - if (!types_coercible(inst.products.at(0), element)) { - raise << maybe(get(Recipe, r).name) << "'get-address " << base.original_string << ", " << offset.original_string << "' should write to " << names_to_string_without_quotes(element.type) << " but " << inst.products.at(0).name << " has type " << names_to_string_without_quotes(inst.products.at(0).type) << '\n' << end(); - break; - } - break; -} -:(before "End Primitive Recipe Implementations") -case GET_ADDRESS: { - reagent base = current_instruction().ingredients.at(0); - canonize(base); - int base_address = base.value; - if (base_address == 0) { - raise << maybe(current_recipe_name()) << "tried to access location 0 in '" << to_original_string(current_instruction()) << "'\n" << end(); - break; - } - type_ordinal base_type = base.type->value; - int offset = ingredients.at(1).at(0); - if (offset < 0 || offset >= SIZE(get(Type, base_type).elements)) break; // copied from Check above - int result = base_address; - for (int i = 0; i < offset; ++i) - result += size_of(element_type(base, i)); - trace(9998, "run") << "address to copy is " << result << end(); - products.resize(1); - products.at(0).push_back(result); - break; -} - -:(scenario get_address_out_of_bounds) -% Hide_errors = true; -def main [ - 12:number <- copy 34 - 13:number <- copy 35 - 14:number <- copy 36 - get-address 12:point-number/raw, 2:offset # point-number occupies 3 locations but has only 2 fields; out of bounds -] -+error: main: invalid offset 2 for point-number - -:(scenario get_address_out_of_bounds_2) -% Hide_errors = true; -def main [ - 12:number <- copy 34 - 13:number <- copy 35 - 14:number <- copy 36 - get-address 12:point-number/raw, -1:offset -] -+error: main: invalid offset -1 for point-number - -:(scenario get_address_product_type_mismatch) -% Hide_errors = true; -container boolbool [ - x:boolean - y:boolean -] -def main [ - 12:boolean <- copy 1 - 13:boolean <- copy 0 - 15:boolean <- get-address 12:boolbool, 1:offset -] -+error: main: 'get-address 12:boolbool, 1:offset' should write to (address boolean) but 15 has type boolean - -:(scenario get_address_indirect) -# 'get-address' can read from container address -def main [ - 1:number <- copy 2 - 2:number <- copy 34 - 3:number <- copy 35 - 4:address:number <- get-address 1:address:point/lookup, 0:offset -] -+mem: storing 2 in location 4 - -:(scenario get_address_indirect2) -def main [ - 1:number <- copy 2 - 2:number <- copy 34 - 3:number <- copy 35 - 4:address:number <- copy 5/unsafe - 4:address:number/lookup <- get-address 1:address:point/lookup, 0:offset -] -+mem: storing 2 in location 5 - //:: To write to elements of containers, use 'put'. :(scenario put) |