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Diffstat (limited to 'testsuite/vests/vhdl-93/ashenden/compliant/ch_03_fg_03_06.vhd')
-rw-r--r-- | testsuite/vests/vhdl-93/ashenden/compliant/ch_03_fg_03_06.vhd | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/testsuite/vests/vhdl-93/ashenden/compliant/ch_03_fg_03_06.vhd b/testsuite/vests/vhdl-93/ashenden/compliant/ch_03_fg_03_06.vhd new file mode 100644 index 000000000..553656041 --- /dev/null +++ b/testsuite/vests/vhdl-93/ashenden/compliant/ch_03_fg_03_06.vhd @@ -0,0 +1,42 @@ + +-- Copyright (C) 1996 Morgan Kaufmann Publishers, Inc + +-- This file is part of VESTs (Vhdl tESTs). + +-- VESTs is free software; you can redistribute it and/or modify it +-- under the terms of the GNU General Public License as published by the +-- Free Software Foundation; either version 2 of the License, or (at +-- your option) any later version. + +-- VESTs is distributed in the hope that it will be useful, but WITHOUT +-- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +-- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +-- for more details. + +-- You should have received a copy of the GNU General Public License +-- along with VESTs; if not, write to the Free Software Foundation, +-- Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + +-- --------------------------------------------------------------------- +-- +-- $Id: ch_03_fg_03_06.vhd,v 1.2 2001-10-26 16:29:33 paw Exp $ +-- $Revision: 1.2 $ +-- +-- --------------------------------------------------------------------- + +architecture fixed_length_series of cos is +begin + + summation : process (theta) is + variable sum, term : real; + begin + sum := 1.0; + term := 1.0; + for n in 1 to 9 loop + term := (-term) * theta**2 / real(((2*n-1) * 2*n)); + sum := sum + term; + end loop; + result <= sum; + end process summation; + +end architecture fixed_length_series; |