Class: Ikra::Symbolic::ArrayInHostSectionCommand

Inherits:
Object
  • Object
show all
Includes:
ArrayCommand
Defined in:
lib/symbolic/host_section.rb,
lib/symbolic/visitor.rb

Overview

An array that that is referenced using C++/CUDA expressions. Such an array does not necessarily have to be present in the Ruby interpreter. Its size does also not have to be known at compile time.

Direct Known Subclasses

FixedSizeArrayInHostSectionCommand

Instance Attribute Summary collapse

Attributes included from ArrayCommand

#block, #block_size, #generator_node, #gpu_result_pointer, #input, #keep, #unique_id

Instance Method Summary collapse

Methods included from ArrayCommand

#[], #block_def_node, #block_parameter_names, #command_binding, #command_translator_class, #each, #eql?, #execute, #externals, #has_previous_result?, #hash, #ikra_type, included, #lexical_externals, #pack, #post_execute, reset_unique_id, #result_type, #set_unique_id, #to_c_type, #to_command, #to_ffi_type, #to_ruby_type, #to_s, #with_index

Methods included from Types::RubyType

#class_id, #eql?, #hash, #inspect, #is_primitive?, #is_union_type?, #should_generate_self_arg?, #to_array_type, #to_c_type, #to_ruby_type, #to_str, #to_union_type

Methods included from ParallelOperations

#&, #*, #+, #-, #/, #<, #<=, #>, #>=, #^, #pcombine, #pmap, #preduce, #pstencil, #pzip, #|

Constructor Details

#initialize(target, base_type, block_size: DEFAULT_BLOCK_SIZE) ⇒ ArrayInHostSectionCommand

Returns a new instance of ArrayInHostSectionCommand.



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# File 'lib/symbolic/host_section.rb', line 62

def initialize(target, base_type, block_size: DEFAULT_BLOCK_SIZE)
    super(block_size: block_size)

    if base_type == nil
        raise AssertionError.new("base_type missing")
    end

    # One thread per array element
    @input = [SingleInput.new(command: target, pattern: :tid)]
    @base_type = base_type
end

Instance Attribute Details

#base_type ⇒ Object

Returns the value of attribute base_type.



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# File 'lib/symbolic/host_section.rb', line 60

def base_type
  @base_type
end

#target ⇒ Object

Returns the value of attribute target.



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# File 'lib/symbolic/host_section.rb', line 59

def target
  @target
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/symbolic/host_section.rb', line 84

def ==(other)
    return super(other) && base_type == other.base_type
end

#accept(visitor) ⇒ Object 



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# File 'lib/symbolic/visitor.rb', line 52

def accept(visitor)
    visitor.visit_array_in_host_section_command(self)
end

#dimensions ⇒ Object

TODO: Support multiple dimensions



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# File 'lib/symbolic/host_section.rb', line 80

def dimensions
    return [size]
end

#size ⇒ Object 



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# File 'lib/symbolic/host_section.rb', line 74

def size
    # Size is not known at compile time. Return a source code string here.
    return "#{input.first.command}->size()"
end