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https://opencores.org/ocsvn/lxp32/lxp32/trunk
[/] [lxp32/] [trunk/] [verify/] [common_pkg/] [common_pkg_body.vhd] - Diff between revs 6 and 9
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| Rev 6 |
Rev 9 |
| Line 24... |
Line 24... |
function hex_string(x: std_logic_vector) return string is
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function hex_string(x: std_logic_vector) return string is
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variable xx: std_logic_vector(x'length-1 downto 0);
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variable xx: std_logic_vector(x'length-1 downto 0);
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variable i: integer:=0;
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variable i: integer:=0;
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variable ii: integer;
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variable ii: integer;
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variable c: integer;
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variable c: integer;
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variable high_index: integer;
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variable s: string(x'length downto 1);
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variable s: string(x'length downto 1);
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begin
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begin
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xx:=x;
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xx:=x;
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loop
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loop
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ii:=i*4;
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ii:=i*4;
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exit when ii>xx'high;
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exit when ii>xx'high;
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if ii+3<=xx'high then
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if ii+3<=xx'high then
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c:=to_integer(unsigned(xx(ii+3 downto ii)));
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high_index:=ii+3;
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else
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else
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c:=to_integer(unsigned(xx(xx'high downto ii)));
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high_index:=xx'high;
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end if;
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if is_x(xx(high_index downto ii)) then
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c:=-1;
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else
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c:=to_integer(unsigned(xx(high_index downto ii)));
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end if;
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end if;
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case c is
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case c is
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when 0 => s(i+1):='0';
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when 0 => s(i+1):='0';
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when 1 => s(i+1):='1';
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when 1 => s(i+1):='1';
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