Class: HDLRuby::High::Std::AnyRange

Inherits:
Object
  • Object
show all
Includes:
SEnumerable
Defined in:
lib/HDLRuby/std/sequencer.rb

Overview

Range substitute class for sequencers that supports any kind of bounds.

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from SEnumerable

#sall?, #sany?, #schain, #schunk, #schunk_while, #scompact, #scount, #scycle, #sdrop, #sdrop_while, #seach_cons, #seach_entry, #seach_nexts, #seach_range, #seach_slice, #seach_with_index, #seach_with_object, #sfind, #sfind_index, #sfirst, #sflat_map, #sgrep, #sgrep_v, #sgroup_by, #sinclude?, #sinject, #slazy, #smap, #smax, #smax_by, #smin, #smin_by, #sminmax, #sminmax_by, #snone?, #sone?, #spartition, #sreject, #sreverse_each, #sselect, #sslice_after, #sslice_before, #sslice_when, #ssort, #ssort_by, #ssort_merge, #ssum, #stake, #stake_while, #stally, #sto_a, #sto_h, #suniq, #szip

Constructor Details

#initialize(first, last) ⇒ AnyRange

Returns a new instance of AnyRange.



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# File 'lib/HDLRuby/std/sequencer.rb', line 2301

def initialize(first,last)
    @first = first
    @last = last
end

Instance Attribute Details

#first ⇒ Object (readonly)

Returns the value of attribute first.



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# File 'lib/HDLRuby/std/sequencer.rb', line 2299

def first
  @first
end

#last ⇒ Object (readonly)

Returns the value of attribute last.



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# File 'lib/HDLRuby/std/sequencer.rb', line 2299

def last
  @last
end

Instance Method Details

#seach(&ruby_block) ⇒ Object

HW iteration on each element.



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# File 'lib/HDLRuby/std/sequencer.rb', line 2307

def seach(&ruby_block)
    # Create the iteration type: selection of the larger HDLRuby type
    # between first and last. If one of first and last is a Numeric,
    # priority to the non Numeric one.
    if (self.last.is_a?(Numeric)) then
        typ = self.first.to_expr.type
    elsif (self.first.is_a?(Numeric)) then
        typ = self.last.to_expr.type
    else
        typ = self.first.type.width > self.last.type.width ? 
            self.first.type : self.last.type
    end
    # Create the hardware iterator.
    this = self
    # size = this.size ? this.size : this.last - this.first + 1
    size = this.last - this.first + 1
    size = size.to_expr.as(typ)
    hw_enum = SEnumeratorBase.new(typ,size) do |idx|
        idx.as(typ) + this.first.to_expr.as(typ)
    end
    # Is there a ruby block?
    if(ruby_block) then
        # Yes, apply it.
        return hw_enum.seach(&ruby_block)
    else
        # No, return the resulting enumerator.
        return hw_enum
    end
end