Function

    pub const Function = struct {
        pub const ops = [_]AbbrevOp{
            .{ .literal = @backingInt(ModuleBlock.Code.FUNCTION) }, // Code
            .{ .vbr = 16 }, // strtab_offset
            .{ .vbr = 16 }, // strtab_size
            .{ .fixed_runtime = Builder.Type },
            .{ .fixed = @bitSizeOf(Builder.CallConv) },
            .{ .fixed = 1 }, // isproto
            .{ .fixed = @bitSizeOf(Builder.Linkage) },
            .{ .vbr = 16 }, // paramattr
            .{ .fixed = @bitSizeOf(Builder.Alignment) },
            .{ .vbr = 16 }, // section
            .{ .fixed = @bitSizeOf(Builder.Visibility) },
            .{ .literal = 0 }, // gc
            .{ .fixed = @bitSizeOf(Builder.UnnamedAddr) },
            .{ .literal = 0 }, // prologuedata
            .{ .fixed = @bitSizeOf(Builder.DllStorageClass) },
            .{ .literal = 0 }, // comdat
            .{ .literal = 0 }, // prefixdata
            .{ .literal = 0 }, // personalityfn
            .{ .fixed = @bitSizeOf(Builder.Preemption) },
            .{ .fixed = @bitSizeOf(Builder.AddrSpace) },
        };
        strtab_offset: usize,
        strtab_size: usize,
        type_index: Builder.Type,
        call_conv: Builder.CallConv,
        is_proto: bool,
        linkage: Builder.Linkage,
        paramattr: usize,
        alignment: @Int(.unsigned, @bitSizeOf(Builder.Alignment)),
        section: usize,
        visibility: Builder.Visibility,
        unnamed_addr: Builder.UnnamedAddr,
        dllstorageclass: Builder.DllStorageClass,
        preemption: Builder.Preemption,
        addr_space: Builder.AddrSpace,
    }