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[/] [ion/] [trunk/] [vhdl/] [mips_pkg.vhdl] - Diff between revs 81 and 85
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| Rev 81 |
Rev 85 |
| Line 122... |
Line 122... |
package body mips_pkg is
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package body mips_pkg is
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function log2(A : natural) return natural is
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function log2(A : natural) return natural is
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begin
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begin
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for I in 1 to 30 loop -- Works for up to 32 bit integers
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for I in 1 to 30 loop -- Works for up to 32 bit integers
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if(2**I > A) then
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if(2**I >= A) then
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return(I-1);
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return(I);
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end if;
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end if;
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end loop;
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end loop;
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return(30);
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return(30);
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end function log2;
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end function log2;
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