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Change Verilog API for getting/setting values #12

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Change Verilog API for getting/setting values #12

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80 changes: 40 additions & 40 deletions src/verilog/sknobs.sv
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Original file line number Diff line number Diff line change
Expand Up @@ -44,12 +44,6 @@ package sknobs;
iterator_get_string = sknobs_iterator_get_string(iterator);
endfunction: iterator_get_string

function string get_string(string name, string default_value="unspecified");
get_string = sknobs_get_string(name, default_value);
// TBD figure out how to use the UVM reporter here, chicken and egg problem
$display("%0d:I:sknobs: +%s=%s", $time, name, get_string);
endfunction: get_string

function string find_file(string filename);
find_file = sknobs_find_file(filename);
$display("%0d:I:sknobs: find_file: %s=%s", $time, filename, find_file);
Expand All @@ -58,24 +52,33 @@ package sknobs;
function string get_filename(string filename, string default_value="unspecified");
get_filename = sknobs_get_filename(filename, default_value);
endfunction: get_filename
function longint get_value(string name, longint default_value=0);
get_value = sknobs_get_value(name, default_value);
// TBD figure out how to use the UVM reporter here, chicken and egg problem
$display("%0d:I:sknobs: +%s=%0d", $time, name, get_value);
endfunction: get_value

function longint get_dynamic_value(string name, longint default_value=0);
get_dynamic_value = sknobs_get_dynamic_value(name, default_value);
endfunction: get_dynamic_value

class value #(type T=longint);

static function T get(string name, T default_value=0);
case (type(default_value))
type(string): begin
// TBD figure out how to use the UVM reporter here, chicken and egg problem
$display("%0d:I:sknobs: +%s=%s", $time, name, get);
return T'(sknobs_get_string(name, default_value));
end

function void set_value(string name, longint value);
void'(sknobs_set_value(name, value));
endfunction: set_value
default: return T'(sknobs_get_value(name, longint'(default_value)));
endcase
endfunction: get

function void set_string(string name, string value);
void'(sknobs_set_string(name, value));
endfunction: set_string
static function void set(string name, T value);
case (type(value))
type(string): void'(sknobs_set_string(name, value));
default: void'(sknobs_set_value(name, longint'(value)));
endcase
endfunction: set

static function T get_dynamic(string name, T default_value=0);
get_dynamic = T'(sknobs_get_dynamic_value(name, longint'(default_value)));
endfunction: get_dynamic

endclass: value

function longint eval(string expr);
eval = sknobs_eval(expr);
Expand Down Expand Up @@ -104,35 +107,32 @@ package sknobs;
return "";
endfunction: iterator_get_string

function string get_string(string name, string default_value="unspecified");
return default_value;
endfunction: get_string

function string find_file(string filename);
return "";
endfunction: find_file

function string get_filename(string filename, string default_value="unspecified");
return "";
endfunction: get_filename

function longint get_value(string name, longint default_value=0);
return default_value;
endfunction: get_value

function longint get_dynamic_value(string name, longint default_value=0);
return default_value;
endfunction: get_dynamic_value

function void set_value(string name, longint value);
endfunction: set_value

function void set_string(string name, string value);
endfunction: set_string

function longint eval(string expr);
return 0;
endfunction: eval

class value #(type T=longint);

static function T get(string name, T default_value=0);
return default_value;
endfunction: get

static function void set(string name, T value);
endfunction: set_value

static function T get_dynamic(string name, T default_value=0);
return default_value;
endfunction: get_dynamic

endclass: value
`endif // !`ifndef __SKNOBS_NOP__

endpackage: sknobs
10 changes: 5 additions & 5 deletions src/verilog/testsknobs_dpi.sv
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Original file line number Diff line number Diff line change
Expand Up @@ -2,11 +2,11 @@ import sknobs::*;
module test;
chandle iterator;
initial begin
sknobs::set_value("*ab*", 2);
sknobs::set_string("xyz", "hi");
$display("%m.abc=%0d", sknobs::get_value("%m.abc", 10));
$display("%m.abc=%0d", sknobs::get_value("%m.abc", 10));
$display("xyz=%0s", sknobs::get_string("xyz", "mydefaultstring"));
sknobs::value#(int)::set("*ab*", 2);
sknobs::value#(string)::set("xyz", "hi");
$display("%m.abc=%0d", sknobs::value#(int)::get("%m.abc", 10));
$display("%m.abc=%0d", sknobs::value#(int)::get("%m.abc", 10));
$display("xyz=%0s", sknobs::value#(string)::get("xyz", "mydefaultstring"));
iterator = sknobs::iterate("list");
while(sknobs::iterator_next(iterator))
$display("next: %0s", sknobs::iterator_get_string(iterator));
Expand Down