createZeroValueNode

fn createZeroValueNode(
    t: *Translator,
    qt: QualType,
    type_node: ZigNode,
    suppress_as: SuppressCast,
) !ZigNode

File

Code

fn createZeroValueNode(
    t: *Translator,
    qt: QualType,
    type_node: ZigNode,
    suppress_as: SuppressCast,
) !ZigNode {
    switch (qt.base(t.comp).type) {
        .bool => return ZigTag.false_literal.init(),
        .int, .bit_int, .float => {
            const zero_literal = ZigTag.zero_literal.init();
            return switch (suppress_as) {
                .with_as => try t.createBinOpNode(.as, type_node, zero_literal),
                .no_as => zero_literal,
            };
        },
        .pointer => {
            const null_literal = ZigTag.null_literal.init();
            return switch (suppress_as) {
                .with_as => try t.createBinOpNode(.as, type_node, null_literal),
                .no_as => null_literal,
            };
        },
        else => {},
    }
    return try ZigTag.std_mem_zeroes.create(t.arena, type_node);
}