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https://opencores.org/ocsvn/open8_urisc/open8_urisc/trunk
[/] [open8_urisc/] [trunk/] [VHDL/] [Open8_pkg.vhd] - Diff between revs 226 and 227
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| Rev 226 |
Rev 227 |
| Line 289... |
Line 289... |
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type REGFILE_TYPE is array (0 to 7) of DATA_TYPE;
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type REGFILE_TYPE is array (0 to 7) of DATA_TYPE;
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subtype FLAG_TYPE is DATA_TYPE;
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subtype FLAG_TYPE is DATA_TYPE;
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end Open8_pkg;
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end package;
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package body Open8_pkg is
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package body Open8_pkg is
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-- The ceil_log2 function returns the minimum register width required to
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-- The ceil_log2 function returns the minimum register width required to
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-- hold the supplied integer.
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-- hold the supplied integer.
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| Line 303... |
Line 303... |
retval := 1;
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retval := 1;
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while ((2**retval) - 1) < x loop
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while ((2**retval) - 1) < x loop
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retval := retval + 1;
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retval := retval + 1;
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end loop;
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end loop;
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return retval;
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return retval;
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end ceil_log2;
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end function;
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end package body;
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end package body;
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