Class: Parameter

Inherits:
BaseElm show all
Includes:
BaseModule, ClassHDL::RandomNum
Defined in:
lib/tdl/elements/parameter.rb,
lib/tdl/elements/parameter.rb,
lib/tdl/elements/parameter.rb,
lib/tdl/elements/parameter.rb,
lib/tdl/class_hdl/hdl_random.rb,
lib/tdl/axi4/axi4_interconnect_verb.rb

Overview

require_relative “.././axi4”

Constant Summary collapse

OP_SYMBOLS =
%w{+ - * / % > < >= <= == != <<}

Instance Attribute Summary collapse

Attributes inherited from BaseElm

#belong_to_module

Class Method Summary collapse

Instance Method Summary collapse

Methods included from ClassHDL::RandomNum

#precent_false, #precent_true

Methods included from BaseModule

#length, #to_s

Methods inherited from BaseElm

#matrix, #name_copy, #path_refs, recfg_nc, #s, #signal

Methods included from TdlSpace::ExCreateTP

#root_ref

Methods included from AxiTdl::TestUnitTrack

#tracked_by_dve

Constructor Details

#initialize(name: "P", value: 100, local: false, port: false, show: true, type: nil, belong_to_module: nil) ⇒ Parameter

Returns a new instance of Parameter.



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# File 'lib/tdl/elements/parameter.rb', line 9

def initialize(name: "P",value:100,local:false,port:false,show:true,type:nil,belong_to_module: nil)
    @name = name
    @local = local
    # @id = GlobalParam.CurrTdlModule.BindEleClassVars.Parameter.id
    @port = port
    @show = show
    @value = value
    @type = type
    @belong_to_module = belong_to_module
    unless @belong_to_module 
        raise TdlError.new("Parameter<#{name}> dnot have belong_to_module")
    end
end

Instance Attribute Details

#ghostObject

Returns the value of attribute ghost.



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# File 'lib/tdl/elements/parameter.rb', line 7

def ghost
  @ghost
end

#idObject

Returns the value of attribute id.



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# File 'lib/tdl/elements/parameter.rb', line 7

def id
  @id
end

#nameObject

Returns the value of attribute name.



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# File 'lib/tdl/elements/parameter.rb', line 7

def name
  @name
end

#typeObject

Returns the value of attribute type.



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# File 'lib/tdl/elements/parameter.rb', line 7

def type
  @type
end

#valueObject

Returns the value of attribute value.



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# File 'lib/tdl/elements/parameter.rb', line 7

def value
  @value
end

#vcs_stringObject

Returns the value of attribute vcs_string.



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# File 'lib/tdl/elements/parameter.rb', line 7

def vcs_string
  @vcs_string
end

Class Method Details

.parse_params(parameter_str) ⇒ Object

parse text for autogen method and constant ###



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# File 'lib/tdl/elements/parameter.rb', line 92

def self.parse_params(parameter_str)
    if parameter_str.nil? || parameter_str.strip.empty?
        return nil
    end
    params = []
    parameter_str = parameter_str.gsub(/\/\/.*$/,'')
    if parameter_str && !parameter_str.strip.empty?
        params = parameter_str.split(/,\s*$/).map do |e|
            me = e.match(/(?<vcs>parameter|parameter_string|parameter_longstring)(\(\d+\))?\s*(\[.*?\]|\s+|real|bit|string|longint)\s*(?<name>\w+)\s*=\s*(?<value>.*)/)
            # me = e.match(/(?<vcs>parameter|parameter_string)\s*(\[.*?\]|\s+|real|bit|string|longint)\s*(?<name>\w+)\s*=\s*(?<value>.*)/)
            # me_value = me["value"].downcase
            next unless me
            me_value = me["value"]
            ex_me = e.match(/\(\*\s*show\s*=\s*"false"\s*\*\)/)
            if me && !ex_me
                h = Hash.new
                h[:type] = Parameter
                me_integer = me_value.match(/^\s*\d+\s*$/)
                me_mth0 = me_value.match(/["](?<str_name>.+?)["]/)
                me_mth3 = me_value.match(/\$clog2/)
                me_mth4 = me_value.match(/^[A-Z]([A-Z]|[0-9]|\+|-|\*|\/|%|_)+[A-Z0-9]$/)
                me_mth2 = me_value.match(/(?<bit_name>^\d+$|^\d+(=|-|\*|\/){1,2}\d+)/i)
                me_mth1 = me_value.match(/(?<bit_name>\d*'(h|d|b|sh|sd|sb)\w+|^\d+$|\d+(=|-|\*|\/){1,2}\d+)/i)
                me_mth5 = me_value.match(/\{.+\}/)
                if me_value
                    h[:name] = me["name"].downcase
                    h[:origin_name] = me["name"]
                    if me_mth5
                        h[:value]   = "NqString.new(\"#{me_value}\")"
                    elsif me_integer
                        h[:value]   = me_value
                    elsif me_mth0
                        h[:value]   = '"'+me_mth0["str_name"]+'"'
                    elsif me_mth2
                        h[:value]   = me_mth1["bit_name"]
                    elsif me_mth1
                        h[:value]   = '"'+me_mth1["bit_name"]+'"'
                    elsif me_mth3
                        h[:value]   = "NqString.new('#{me_value}')"
                    elsif me_mth4
                        h[:value]   = "NqString.new('#{me_value}')"
                    else
                        h[:value]   = '"'+me_value.strip+'"'
                    end
                end

                h[:port_len]  = h[:origin_name].length
                # h[:type] = Parameter

                h[:inst_ex_port] = lambda { |ml|
                    if ml+4 >= h[:origin_name].length
                        ll = ml+4 - h[:origin_name].length
                    else
                        ll = 1
                    end

                    "    .#{h[:origin_name]}"+" "*(ll)+"(\#{align_signal(#{h[:name]})})"
                }

                yield h

                h
            else
                nil
            end
        end
    end
    params.compact
end

Instance Method Details

#[](a, b = nil) ⇒ Object

def signal

if @port
    "#{@name}"
else
    "#{@name}_#{@id}"
end

end



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# File 'lib/tdl/elements/parameter.rb', line 40

def [](a,b=nil)
    if a.is_a? ClassHDL::OpertorChain
        a.slaver = true
    end

    if b.is_a? ClassHDL::OpertorChain
        b.slaver = true
    end

    if b
        sqstr = "[#{a.to_s}:#{b.to_s}]"
    else
        sqstr = "[#{a.to_s}]"
    end
    signal.concat sqstr
end

#always_times(&block) ⇒ Object



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# File 'lib/tdl/elements/parameter.rb', line 273

def always_times(&block)
    with_tap_id do
        str = times(pt_id,&block)
        GenInnerStr.new(str)
    end
end

#clog2Object



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# File 'lib/tdl/elements/parameter.rb', line 193

def clog2
    return "$clog2(#{signal})".to_nq
end

#cmod(x) ⇒ Object



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# File 'lib/tdl/elements/parameter.rb', line 197

def cmod(x)
    ## 返回最小整数使得 self 小于等于 x*rel 
    return "#{signal}/#{x}+(#{signal}%#{x}!=0)".to_nq
end

#eql?(a) ⇒ Boolean

Returns:

  • (Boolean)


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# File 'lib/tdl/elements/parameter.rb', line 310

def eql?(a)
    if a.is_a? Parameter
        self.value.eql? a.value
    else
        self.value.eql? a
    end
end

#generator(&block) ⇒ Object



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# File 'lib/tdl/elements/parameter.rb', line 211

def generator(&block)
    with_tap_id do
        tmp_sm = GenBlockModule.new(name:"#{belong_to_module.module_name}_#{name}_generator_tmp_top_#{pg_id}",belong_to_module:belong_to_module)
        gstr = yield("#{name}_KK".to_nq,tmp_sm)  # KK, str_collect

        str = ""

        if gstr.is_a? GenInnerStr
            str += gstr
        end

        str += (tmp_sm.instance_draw + tmp_sm.vars_exec_inst)
        # belong_to_module.Logic_inst << tmp_sm.vars_define_inst
        belong_to_module.Logic_draw << generator_block(str)
    end
end

#generator_times(&block) ⇒ Object

for .. for ..



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# File 'lib/tdl/elements/parameter.rb', line 266

def generator_times(&block)     # for .. for ..
    with_tap_id do
        str = times(pg_id,&block)
        GenInnerStr.new(str)
    end
end

#instObject



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# File 'lib/tdl/elements/parameter.rb', line 23

def inst
    return "" if @ghost
    unless @local
        "parameter #{@type.to_s} #{@name}   = #{align_signal(@value)};"
    else
        "localparam #{@type.to_s} #{@name}  = #{align_signal(@value)};"
    end
end

#inst_port(align_len = 7) ⇒ Object



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# File 'lib/tdl/elements/parameter.rb', line 61

def inst_port(align_len = 7)
    unless @show
        show_str = "//(* show = \"false\" *)\n    "
    else
        show_str = ""
    end
    if @port
        unless vcs_string
            with_new_align(0) do
                show_str + ("parameter" + " #{@type.to_s} " + @name.to_s + " " + " "*align_len + "= #{align_signal(@value)}")
            end
        else 
            with_new_align(0) do
                show_str + ("`parameter_longstring(#{vcs_string}) " + @name.to_s + " " + " "*align_len + "= #{align_signal(@value)}")
            end
        end
    end
end

#port_lengthObject



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# File 'lib/tdl/elements/parameter.rb', line 57

def port_length
    ("parameter" + " #{@type.to_s} " + @name.to_s + " ").length
end

#real_dataObject



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# File 'lib/tdl/axi4/axi4_interconnect_verb.rb', line 5

def real_data
    @value
end